#include "WebView.h"
#include "BackForwardController.h"
#include "COMVariantSetter.h"
#include "DOMCoreClasses.h"
#include "FullscreenVideoController.h"
#include "MarshallingHelpers.h"
#include "PluginDatabase.h"
#include "PluginView.h"
#include "ResourceLoadScheduler.h"
#include "SoftLinking.h"
#include "SubframeLoader.h"
#include "TextIterator.h"
#include "WebBackForwardList.h"
#include "WebChromeClient.h"
#include "WebContextMenuClient.h"
#include "WebCoreTextRenderer.h"
#include "WebDatabaseManager.h"
#include "WebDatabaseProvider.h"
#include "WebDocumentLoader.h"
#include "WebDownload.h"
#include "WebDragClient.h"
#include "WebEditorClient.h"
#include "WebElementPropertyBag.h"
#include "WebFrame.h"
#include "WebFrameLoaderClient.h"
#include "WebFrameNetworkingContext.h"
#include "WebGeolocationClient.h"
#include "WebGeolocationPosition.h"
#include "WebIconDatabase.h"
#include "WebInspector.h"
#include "WebInspectorClient.h"
#include "WebKit.h"
#include "WebKitDLL.h"
#include "WebKitLogging.h"
#include "WebKitStatisticsPrivate.h"
#include "WebKitSystemBits.h"
#include "WebKitVersion.h"
#include "WebMutableURLRequest.h"
#include "WebNotificationCenter.h"
#include "WebPlatformStrategies.h"
#include "WebPreferences.h"
#include "WebScriptWorld.h"
#include "WebStorageNamespaceProvider.h"
#include "WebViewGroup.h"
#include "WebVisitedLinkStore.h"
#include "resource.h"
#include <JavaScriptCore/APICast.h>
#include <JavaScriptCore/Exception.h>
#include <JavaScriptCore/InitializeThreading.h>
#include <JavaScriptCore/JSCJSValue.h>
#include <JavaScriptCore/JSLock.h>
#include <JavaScriptCore/Profile.h>
#include <WebCore/AXObjectCache.h>
#include <WebCore/ApplicationCacheStorage.h>
#include <WebCore/BString.h>
#include <WebCore/BackForwardController.h>
#include <WebCore/BackForwardList.h>
#include <WebCore/BitmapInfo.h>
#include <WebCore/Chrome.h>
#include <WebCore/ContextMenu.h>
#include <WebCore/ContextMenuController.h>
#include <WebCore/Cursor.h>
#include <WebCore/DatabaseManager.h>
#include <WebCore/Document.h>
#include <WebCore/DocumentMarkerController.h>
#include <WebCore/DragController.h>
#include <WebCore/DragData.h>
#include <WebCore/Editor.h>
#include <WebCore/EventHandler.h>
#include <WebCore/EventNames.h>
#include <WebCore/FileSystem.h>
#include <WebCore/FloatQuad.h>
#include <WebCore/FocusController.h>
#include <WebCore/Font.h>
#include <WebCore/FrameLoader.h>
#include <WebCore/FrameSelection.h>
#include <WebCore/FrameTree.h>
#include <WebCore/FrameView.h>
#include <WebCore/FrameWin.h>
#include <WebCore/FullScreenController.h>
#include <WebCore/GDIObjectCounter.h>
#include <WebCore/GeolocationController.h>
#include <WebCore/GeolocationError.h>
#include <WebCore/GraphicsContext.h>
#include <WebCore/HTMLNames.h>
#include <WebCore/HTMLVideoElement.h>
#include <WebCore/HWndDC.h>
#include <WebCore/HistoryController.h>
#include <WebCore/HistoryItem.h>
#include <WebCore/HitTestRequest.h>
#include <WebCore/HitTestResult.h>
#include <WebCore/IntRect.h>
#include <WebCore/JSElement.h>
#include <WebCore/KeyboardEvent.h>
#include <WebCore/Logging.h>
#include <WebCore/MIMETypeRegistry.h>
#include <WebCore/MainFrame.h>
#include <WebCore/MemoryCache.h>
#include <WebCore/MemoryPressureHandler.h>
#include <WebCore/NotImplemented.h>
#include <WebCore/Page.h>
#include <WebCore/PageCache.h>
#include <WebCore/PageConfiguration.h>
#include <WebCore/PageGroup.h>
#include <WebCore/PlatformKeyboardEvent.h>
#include <WebCore/PlatformMouseEvent.h>
#include <WebCore/PlatformWheelEvent.h>
#include <WebCore/PluginData.h>
#include <WebCore/PopupMenu.h>
#include <WebCore/PopupMenuWin.h>
#include <WebCore/ProgressTracker.h>
#include <WebCore/RenderLayer.h>
#include <WebCore/RenderTheme.h>
#include <WebCore/RenderTreeAsText.h>
#include <WebCore/RenderView.h>
#include <WebCore/RenderWidget.h>
#include <WebCore/ResourceHandle.h>
#include <WebCore/ResourceHandleClient.h>
#include <WebCore/ResourceRequest.h>
#include <WebCore/RuntimeEnabledFeatures.h>
#include <WebCore/SchemeRegistry.h>
#include <WebCore/ScriptController.h>
#include <WebCore/Scrollbar.h>
#include <WebCore/ScrollbarTheme.h>
#include <WebCore/SecurityOrigin.h>
#include <WebCore/SecurityPolicy.h>
#include <WebCore/Settings.h>
#include <WebCore/SystemInfo.h>
#include <WebCore/UserContentController.h>
#include <WebCore/WindowMessageBroadcaster.h>
#include <WebCore/WindowsTouch.h>
#include <bindings/ScriptValue.h>
#include <wtf/MainThread.h>
#include <wtf/RAMSize.h>
#if USE(CG)
#include <CoreGraphics/CGContext.h>
#endif
#if USE(CF)
#include <CoreFoundation/CoreFoundation.h>
#endif
#if USE(CFNETWORK)
#include <CFNetwork/CFURLCachePriv.h>
#include <CFNetwork/CFURLProtocolPriv.h>
#include <WebKitSystemInterface/WebKitSystemInterface.h>
#elif USE(CURL)
#include <WebCore/CurlCacheManager.h>
#endif
#if USE(CA)
#include <WebCore/CACFLayerTreeHost.h>
#include <WebCore/PlatformCALayer.h>
#elif USE(TEXTURE_MAPPER_GL)
#include "AcceleratedCompositingContext.h"
#endif
#if ENABLE(FULLSCREEN_API)
#include <WebCore/FullScreenController.h>
#endif
#include <ShlObj.h>
#include <comutil.h>
#include <dimm.h>
#include <oleacc.h>
#include <wchar.h>
#include <windowsx.h>
#include <wtf/HashSet.h>
#include <wtf/text/CString.h>
#include <wtf/text/StringConcatenate.h>
#include <wtf/win/GDIObject.h>
SOFT_LINK_LIBRARY(USER32);
SOFT_LINK_OPTIONAL(USER32, GetGestureInfo, BOOL, WINAPI, (HGESTUREINFO, PGESTUREINFO));
SOFT_LINK_OPTIONAL(USER32, SetGestureConfig, BOOL, WINAPI, (HWND, DWORD, UINT, PGESTURECONFIG, UINT));
SOFT_LINK_OPTIONAL(USER32, CloseGestureInfoHandle, BOOL, WINAPI, (HGESTUREINFO));
SOFT_LINK_LIBRARY(Uxtheme);
SOFT_LINK_OPTIONAL(Uxtheme, BeginPanningFeedback, BOOL, WINAPI, (HWND));
SOFT_LINK_OPTIONAL(Uxtheme, EndPanningFeedback, BOOL, WINAPI, (HWND, BOOL));
SOFT_LINK_OPTIONAL(Uxtheme, UpdatePanningFeedback, BOOL, WINAPI, (HWND, LONG, LONG, BOOL));
using namespace WebCore;
using namespace std;
using JSC::JSLock;
static HMODULE accessibilityLib;
static HashSet<WebView*>& pendingDeleteBackingStoreSet()
{
static NeverDestroyed<HashSet<WebView*>> pendingDeleteBackingStoreSet;
return pendingDeleteBackingStoreSet;
}
static CFStringRef WebKitLocalCacheDefaultsKey = CFSTR("WebKitLocalCache");
static String webKitVersionString();
WebView* kit(Page* page)
{
if (!page)
return 0;
if (page->chrome().client().isEmptyChromeClient())
return 0;
return static_cast<WebChromeClient&>(page->chrome().client()).webView();
}
static inline AtomicString toAtomicString(BSTR bstr)
{
return AtomicString(bstr, SysStringLen(bstr));
}
static inline String toString(BSTR bstr)
{
return String(bstr, SysStringLen(bstr));
}
static inline String toString(BString &bstr)
{
return String(bstr, SysStringLen(bstr));
}
static inline URL toURL(BSTR bstr)
{
return URL(URL(), toString(bstr));
}
static String localStorageDatabasePath(WebPreferences* preferences)
{
BString localStorageDatabasePath;
if (FAILED(preferences->localStorageDatabasePath(&localStorageDatabasePath)))
return String();
return toString(localStorageDatabasePath);
}
class PreferencesChangedOrRemovedObserver : public IWebNotificationObserver {
public:
static PreferencesChangedOrRemovedObserver* sharedInstance();
private:
PreferencesChangedOrRemovedObserver() {}
~PreferencesChangedOrRemovedObserver() {}
virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID, void**) { return E_FAIL; }
virtual ULONG STDMETHODCALLTYPE AddRef(void) { return 0; }
virtual ULONG STDMETHODCALLTYPE Release(void) { return 0; }
public:
virtual HRESULT STDMETHODCALLTYPE onNotify(
IWebNotification* notification);
private:
HRESULT notifyPreferencesChanged(WebCacheModel);
HRESULT notifyPreferencesRemoved(WebCacheModel);
};
PreferencesChangedOrRemovedObserver* PreferencesChangedOrRemovedObserver::sharedInstance()
{
static PreferencesChangedOrRemovedObserver* shared = new PreferencesChangedOrRemovedObserver;
return shared;
}
HRESULT PreferencesChangedOrRemovedObserver::onNotify(IWebNotification* notification)
{
HRESULT hr = S_OK;
COMPtr<IUnknown> unkPrefs;
hr = notification->getObject(&unkPrefs);
if (FAILED(hr))
return hr;
COMPtr<IWebPreferences> preferences(Query, unkPrefs);
if (!preferences)
return E_NOINTERFACE;
WebCacheModel cacheModel;
hr = preferences->cacheModel(&cacheModel);
if (FAILED(hr))
return hr;
BString name;
hr = notification->name(&name);
if (FAILED(hr))
return hr;
if (wcscmp(name, WebPreferences::webPreferencesChangedNotification()) == 0)
return notifyPreferencesChanged(cacheModel);
if (wcscmp(name, WebPreferences::webPreferencesRemovedNotification()) == 0)
return notifyPreferencesRemoved(cacheModel);
ASSERT_NOT_REACHED();
return E_FAIL;
}
HRESULT PreferencesChangedOrRemovedObserver::notifyPreferencesChanged(WebCacheModel cacheModel)
{
HRESULT hr = S_OK;
if (!WebView::didSetCacheModel() || cacheModel > WebView::cacheModel())
WebView::setCacheModel(cacheModel);
else if (cacheModel < WebView::cacheModel()) {
WebCacheModel sharedPreferencesCacheModel;
hr = WebPreferences::sharedStandardPreferences()->cacheModel(&sharedPreferencesCacheModel);
if (FAILED(hr))
return hr;
WebView::setCacheModel(max(sharedPreferencesCacheModel, WebView::maxCacheModelInAnyInstance()));
}
return hr;
}
HRESULT PreferencesChangedOrRemovedObserver::notifyPreferencesRemoved(WebCacheModel cacheModel)
{
HRESULT hr = S_OK;
if (cacheModel == WebView::cacheModel()) {
WebCacheModel sharedPreferencesCacheModel;
hr = WebPreferences::sharedStandardPreferences()->cacheModel(&sharedPreferencesCacheModel);
if (FAILED(hr))
return hr;
WebView::setCacheModel(max(sharedPreferencesCacheModel, WebView::maxCacheModelInAnyInstance()));
}
return hr;
}
const LPCWSTR kWebViewWindowClassName = L"WebViewWindowClass";
const int WM_XP_THEMECHANGED = 0x031A;
const int WM_VISTA_MOUSEHWHEEL = 0x020E;
static const int maxToolTipWidth = 250;
static const int delayBeforeDeletingBackingStoreMsec = 5000;
static ATOM registerWebView();
static void initializeStaticObservers();
static HRESULT updateSharedSettingsFromPreferencesIfNeeded(IWebPreferences*);
HRESULT createMatchEnumerator(Vector<IntRect>* rects, IEnumTextMatches** matches);
static bool continuousSpellCheckingEnabled;
static bool grammarCheckingEnabled;
static bool s_didSetCacheModel;
static WebCacheModel s_cacheModel = WebCacheModelDocumentViewer;
enum {
UpdateActiveStateTimer = 1,
DeleteBackingStoreTimer = 2,
};
bool WebView::s_allowSiteSpecificHacks = false;
WebView::WebView()
: m_refCount(0)
, m_shouldInvertColors(false)
#if !ASSERT_DISABLED
, m_deletionHasBegun(false)
#endif
, m_hostWindow(0)
, m_viewWindow(0)
, m_mainFrame(0)
, m_page(0)
, m_inspectorClient(0)
, m_hasCustomDropTarget(false)
, m_useBackForwardList(true)
, m_userAgentOverridden(false)
, m_zoomMultiplier(1.0f)
, m_zoomsTextOnly(false)
, m_mouseActivated(false)
, m_dragData(0)
, m_currentCharacterCode(0)
, m_isBeingDestroyed(false)
, m_paintCount(0)
, m_hasSpellCheckerDocumentTag(false)
, m_didClose(false)
, m_inIMEComposition(0)
, m_toolTipHwnd(0)
, m_closeWindowTimer(0)
, m_topLevelParent(0)
, m_deleteBackingStoreTimerActive(false)
, m_transparent(false)
, m_lastPanX(0)
, m_lastPanY(0)
, m_xOverpan(0)
, m_yOverpan(0)
, m_isAcceleratedCompositing(false)
, m_nextDisplayIsSynchronous(false)
, m_lastSetCursor(0)
, m_usesLayeredWindow(false)
, m_needsDisplay(false)
#if USE(TEXTURE_MAPPER_GL)
, m_acceleratedCompositingContext(nullptr)
#endif
{
JSC::initializeThreading();
WTF::initializeMainThread();
m_backingStoreSize.cx = m_backingStoreSize.cy = 0;
CoCreateInstance(CLSID_DragDropHelper, 0, CLSCTX_INPROC_SERVER, IID_IDropTargetHelper,(void**)&m_dropTargetHelper);
initializeStaticObservers();
WebPreferences* sharedPreferences = WebPreferences::sharedStandardPreferences();
BOOL enabled;
if (SUCCEEDED(sharedPreferences->continuousSpellCheckingEnabled(&enabled)))
continuousSpellCheckingEnabled = !!enabled;
if (SUCCEEDED(sharedPreferences->grammarCheckingEnabled(&enabled)))
grammarCheckingEnabled = !!enabled;
m_webViewGroup = WebViewGroup::getOrCreate(String(), localStorageDatabasePath(sharedPreferences));
m_webViewGroup->addWebView(this);
WebViewCount++;
gClassCount++;
gClassNameCount().add("WebView");
}
WebView::~WebView()
{
deleteBackingStore();
if (::IsWindow(m_toolTipHwnd))
::DestroyWindow(m_toolTipHwnd);
ASSERT(!m_page);
ASSERT(!m_preferences);
ASSERT(!m_viewWindow);
#if USE(CA)
ASSERT(!m_layerTreeHost);
#endif
m_webViewGroup->removeWebView(this);
WebViewCount--;
gClassCount--;
gClassNameCount().remove("WebView");
}
WebView* WebView::createInstance()
{
WebView* instance = new WebView();
instance->AddRef();
return instance;
}
void initializeStaticObservers()
{
static bool initialized;
if (initialized)
return;
initialized = true;
IWebNotificationCenter* notifyCenter = WebNotificationCenter::defaultCenterInternal();
notifyCenter->addObserver(PreferencesChangedOrRemovedObserver::sharedInstance(), WebPreferences::webPreferencesChangedNotification(), 0);
notifyCenter->addObserver(PreferencesChangedOrRemovedObserver::sharedInstance(), WebPreferences::webPreferencesRemovedNotification(), 0);
}
static HashSet<WebView*>& allWebViewsSet()
{
static HashSet<WebView*> allWebViewsSet;
return allWebViewsSet;
}
void WebView::addToAllWebViewsSet()
{
allWebViewsSet().add(this);
}
void WebView::removeFromAllWebViewsSet()
{
allWebViewsSet().remove(this);
}
void WebView::setCacheModel(WebCacheModel cacheModel)
{
if (s_didSetCacheModel && cacheModel == s_cacheModel)
return;
String cacheDirectory;
#if USE(CFNETWORK)
RetainPtr<CFURLCacheRef> cfurlCache = adoptCF(CFURLCacheCopySharedURLCache());
RetainPtr<CFStringRef> cfurlCacheDirectory = adoptCF(wkCopyFoundationCacheDirectory(0));
if (!cfurlCacheDirectory) {
RetainPtr<CFPropertyListRef> preference = adoptCF(CFPreferencesCopyAppValue(WebKitLocalCacheDefaultsKey, kCFPreferencesCurrentApplication));
if (preference && (CFStringGetTypeID() == CFGetTypeID(preference.get())))
cfurlCacheDirectory = adoptCF(static_cast<CFStringRef>(preference.leakRef()));
else
cfurlCacheDirectory = WebCore::localUserSpecificStorageDirectory().createCFString();
}
cacheDirectory = String(cfurlCacheDirectory);
CFIndex cacheMemoryCapacity = 0;
CFIndex cacheDiskCapacity = 0;
#elif USE(CURL)
cacheDirectory = CurlCacheManager::getInstance().cacheDirectory();
long cacheMemoryCapacity = 0;
long cacheDiskCapacity = 0;
#endif
unsigned long long memSize = ramSize() / 1024 / 1024;
unsigned long long diskFreeSize = WebVolumeFreeSize(cacheDirectory) / 1024 / 1000;
unsigned cacheTotalCapacity = 0;
unsigned cacheMinDeadCapacity = 0;
unsigned cacheMaxDeadCapacity = 0;
auto deadDecodedDataDeletionInterval = std::chrono::seconds { 0 };
unsigned pageCacheSize = 0;
switch (cacheModel) {
case WebCacheModelDocumentViewer: {
pageCacheSize = 0;
if (memSize >= 2048)
cacheTotalCapacity = 96 * 1024 * 1024;
else if (memSize >= 1536)
cacheTotalCapacity = 64 * 1024 * 1024;
else if (memSize >= 1024)
cacheTotalCapacity = 32 * 1024 * 1024;
else if (memSize >= 512)
cacheTotalCapacity = 16 * 1024 * 1024;
cacheMinDeadCapacity = 0;
cacheMaxDeadCapacity = 0;
cacheMemoryCapacity = 0;
#if USE(CFNETWORK)
cacheDiskCapacity = CFURLCacheDiskCapacity(cfurlCache.get());
#endif
break;
}
case WebCacheModelDocumentBrowser: {
if (memSize >= 1024)
pageCacheSize = 3;
else if (memSize >= 512)
pageCacheSize = 2;
else if (memSize >= 256)
pageCacheSize = 1;
else
pageCacheSize = 0;
if (memSize >= 2048)
cacheTotalCapacity = 96 * 1024 * 1024;
else if (memSize >= 1536)
cacheTotalCapacity = 64 * 1024 * 1024;
else if (memSize >= 1024)
cacheTotalCapacity = 32 * 1024 * 1024;
else if (memSize >= 512)
cacheTotalCapacity = 16 * 1024 * 1024;
cacheMinDeadCapacity = cacheTotalCapacity / 8;
cacheMaxDeadCapacity = cacheTotalCapacity / 4;
if (memSize >= 2048)
cacheMemoryCapacity = 4 * 1024 * 1024;
else if (memSize >= 1024)
cacheMemoryCapacity = 2 * 1024 * 1024;
else if (memSize >= 512)
cacheMemoryCapacity = 1 * 1024 * 1024;
else
cacheMemoryCapacity = 512 * 1024;
if (diskFreeSize >= 16384)
cacheDiskCapacity = 50 * 1024 * 1024;
else if (diskFreeSize >= 8192)
cacheDiskCapacity = 40 * 1024 * 1024;
else if (diskFreeSize >= 4096)
cacheDiskCapacity = 30 * 1024 * 1024;
else
cacheDiskCapacity = 20 * 1024 * 1024;
break;
}
case WebCacheModelPrimaryWebBrowser: {
if (memSize >= 2048)
pageCacheSize = 5;
else if (memSize >= 1024)
pageCacheSize = 4;
else if (memSize >= 512)
pageCacheSize = 3;
else if (memSize >= 256)
pageCacheSize = 2;
else
pageCacheSize = 1;
if (memSize >= 2048)
cacheTotalCapacity = 128 * 1024 * 1024;
else if (memSize >= 1536)
cacheTotalCapacity = 96 * 1024 * 1024;
else if (memSize >= 1024)
cacheTotalCapacity = 64 * 1024 * 1024;
else if (memSize >= 512)
cacheTotalCapacity = 32 * 1024 * 1024;
cacheMinDeadCapacity = cacheTotalCapacity / 4;
cacheMaxDeadCapacity = cacheTotalCapacity / 2;
cacheMaxDeadCapacity = max(24u, cacheMaxDeadCapacity);
deadDecodedDataDeletionInterval = std::chrono::seconds { 60 };
if (memSize >= 1024)
cacheMemoryCapacity = 4 * 1024 * 1024;
else if (memSize >= 512)
cacheMemoryCapacity = 2 * 1024 * 1024;
else if (memSize >= 256)
cacheMemoryCapacity = 1 * 1024 * 1024;
else
cacheMemoryCapacity = 512 * 1024;
if (diskFreeSize >= 16384)
cacheDiskCapacity = 175 * 1024 * 1024;
else if (diskFreeSize >= 8192)
cacheDiskCapacity = 150 * 1024 * 1024;
else if (diskFreeSize >= 4096)
cacheDiskCapacity = 125 * 1024 * 1024;
else if (diskFreeSize >= 2048)
cacheDiskCapacity = 100 * 1024 * 1024;
else if (diskFreeSize >= 1024)
cacheDiskCapacity = 75 * 1024 * 1024;
else
cacheDiskCapacity = 50 * 1024 * 1024;
break;
}
default:
ASSERT_NOT_REACHED();
}
auto& memoryCache = MemoryCache::singleton();
memoryCache.setCapacities(cacheMinDeadCapacity, cacheMaxDeadCapacity, cacheTotalCapacity);
memoryCache.setDeadDecodedDataDeletionInterval(deadDecodedDataDeletionInterval);
PageCache::singleton().setMaxSize(pageCacheSize);
#if USE(CFNETWORK)
cacheDiskCapacity = max(cacheDiskCapacity, CFURLCacheDiskCapacity(cfurlCache.get()));
CFURLCacheSetMemoryCapacity(cfurlCache.get(), cacheMemoryCapacity);
CFURLCacheSetDiskCapacity(cfurlCache.get(), cacheDiskCapacity);
#elif USE(CURL)
CurlCacheManager::getInstance().setStorageSizeLimit(cacheDiskCapacity);
#endif
s_didSetCacheModel = true;
s_cacheModel = cacheModel;
return;
}
WebCacheModel WebView::cacheModel()
{
return s_cacheModel;
}
bool WebView::didSetCacheModel()
{
return s_didSetCacheModel;
}
WebCacheModel WebView::maxCacheModelInAnyInstance()
{
WebCacheModel cacheModel = WebCacheModelDocumentViewer;
HashSet<WebView*>::iterator end = allWebViewsSet().end();
for (HashSet<WebView*>::iterator it = allWebViewsSet().begin(); it != end; ++it) {
COMPtr<IWebPreferences> pref;
if (FAILED((*it)->preferences(&pref)))
continue;
WebCacheModel prefCacheModel = WebCacheModelDocumentViewer;
if (FAILED(pref->cacheModel(&prefCacheModel)))
continue;
cacheModel = max(cacheModel, prefCacheModel);
}
return cacheModel;
}
HRESULT STDMETHODCALLTYPE WebView::close()
{
if (m_didClose)
return S_OK;
m_didClose = true;
setAcceleratedCompositing(false);
WebNotificationCenter::defaultCenterInternal()->postNotificationName(_bstr_t(WebViewWillCloseNotification).GetBSTR(), static_cast<IWebView*>(this), 0);
if (m_uiDelegatePrivate)
m_uiDelegatePrivate->webViewClosing(this);
removeFromAllWebViewsSet();
if (m_page)
m_page->mainFrame().loader().detachFromParent();
if (m_mouseOutTracker) {
m_mouseOutTracker->dwFlags = TME_CANCEL;
::TrackMouseEvent(m_mouseOutTracker.get());
m_mouseOutTracker.reset();
}
revokeDragDrop();
if (m_viewWindow) {
if (!isBeingDestroyed())
DestroyWindow(m_viewWindow);
m_viewWindow = 0;
}
setHostWindow(0);
setAccessibilityDelegate(0);
setDownloadDelegate(0);
setEditingDelegate(0);
setFrameLoadDelegate(0);
setFrameLoadDelegatePrivate(0);
setHistoryDelegate(0);
setPolicyDelegate(0);
setResourceLoadDelegate(0);
setUIDelegate(0);
setFormDelegate(0);
m_inspectorClient = 0;
if (m_webInspector)
m_webInspector->webViewClosed();
delete m_page;
m_page = 0;
registerForIconNotification(false);
IWebNotificationCenter* notifyCenter = WebNotificationCenter::defaultCenterInternal();
notifyCenter->removeObserver(this, WebPreferences::webPreferencesChangedNotification(), static_cast<IWebPreferences*>(m_preferences.get()));
if (COMPtr<WebPreferences> preferences = m_preferences) {
BString identifier;
preferences->identifier(&identifier);
m_preferences = 0;
preferences->didRemoveFromWebView();
preferences = 0;
if (identifier)
WebPreferences::removeReferenceForIdentifier(identifier);
}
deleteBackingStore();
return S_OK;
}
void WebView::repaint(const WebCore::IntRect& windowRect, bool contentChanged, bool immediate, bool repaintContentOnly)
{
if (isAcceleratedCompositing()) {
addToDirtyRegion(windowRect);
return;
}
if (!repaintContentOnly) {
RECT rect = windowRect;
::InvalidateRect(m_viewWindow, &rect, false);
}
if (contentChanged)
addToDirtyRegion(windowRect);
if (immediate) {
if (repaintContentOnly)
updateBackingStore(core(topLevelFrame())->view());
else
::UpdateWindow(m_viewWindow);
}
m_needsDisplay = true;
}
void WebView::deleteBackingStore()
{
pendingDeleteBackingStoreSet().remove(this);
if (m_deleteBackingStoreTimerActive) {
KillTimer(m_viewWindow, DeleteBackingStoreTimer);
m_deleteBackingStoreTimerActive = false;
}
m_backingStoreBitmap = nullptr;
m_backingStoreDirtyRegion = nullptr;
m_backingStoreSize.cx = m_backingStoreSize.cy = 0;
}
bool WebView::ensureBackingStore()
{
RECT windowRect;
::GetClientRect(m_viewWindow, &windowRect);
LONG width = windowRect.right - windowRect.left;
LONG height = windowRect.bottom - windowRect.top;
if (width > 0 && height > 0 && (width != m_backingStoreSize.cx || height != m_backingStoreSize.cy)) {
deleteBackingStore();
m_backingStoreSize.cx = width;
m_backingStoreSize.cy = height;
BitmapInfo bitmapInfo = BitmapInfo::createBottomUp(IntSize(m_backingStoreSize));
void* pixels = NULL;
m_backingStoreBitmap = SharedGDIObject<HBITMAP>::create(adoptGDIObject(::CreateDIBSection(0, &bitmapInfo, DIB_RGB_COLORS, &pixels, 0, 0)));
return true;
}
return false;
}
void WebView::addToDirtyRegion(const IntRect& dirtyRect)
{
m_needsDisplay = true;
if (isAcceleratedCompositing()) {
#if USE(CA)
m_backingLayer->setNeedsDisplayInRect(dirtyRect);
#elif USE(TEXTURE_MAPPER_GL)
m_acceleratedCompositingContext->setNonCompositedContentsNeedDisplay(dirtyRect);
#endif
return;
}
auto newRegion = adoptGDIObject(::CreateRectRgn(dirtyRect.x(), dirtyRect.y(),
dirtyRect.maxX(), dirtyRect.maxY()));
addToDirtyRegion(WTF::move(newRegion));
}
void WebView::addToDirtyRegion(GDIObject<HRGN> newRegion)
{
m_needsDisplay = true;
ASSERT(!isAcceleratedCompositing());
LOCAL_GDI_COUNTER(0, __FUNCTION__);
if (m_backingStoreDirtyRegion) {
auto combinedRegion = adoptGDIObject(::CreateRectRgn(0, 0, 0, 0));
::CombineRgn(combinedRegion.get(), m_backingStoreDirtyRegion->get(), newRegion.get(), RGN_OR);
m_backingStoreDirtyRegion = SharedGDIObject<HRGN>::create(WTF::move(combinedRegion));
} else
m_backingStoreDirtyRegion = SharedGDIObject<HRGN>::create(WTF::move(newRegion));
if (m_uiDelegatePrivate)
m_uiDelegatePrivate->webViewDidInvalidate(this);
}
void WebView::scrollBackingStore(FrameView* frameView, int dx, int dy, const IntRect& scrollViewRect, const IntRect& clipRect)
{
m_needsDisplay = true;
if (isAcceleratedCompositing()) {
#if USE(CA)
m_backingLayer->setNeedsDisplayInRect(scrollViewRect);
#elif USE(TEXTURE_MAPPER_GL)
m_acceleratedCompositingContext->scrollNonCompositedContents(scrollViewRect, IntSize(dx, dy));
#endif
return;
}
LOCAL_GDI_COUNTER(0, __FUNCTION__);
if (!m_backingStoreBitmap) {
if (m_uiDelegatePrivate)
m_uiDelegatePrivate->webViewScrolled(this);
return;
}
auto updateRegion = adoptGDIObject(::CreateRectRgn(0, 0, 0, 0));
HWndDC windowDC(m_viewWindow);
auto bitmapDC = adoptGDIObject(::CreateCompatibleDC(windowDC));
HGDIOBJ oldBitmap = ::SelectObject(bitmapDC.get(), m_backingStoreBitmap->get());
RECT scrollRectWin(scrollViewRect);
RECT clipRectWin(clipRect);
::ScrollDC(bitmapDC.get(), dx, dy, &scrollRectWin, &clipRectWin, updateRegion.get(), 0);
RECT regionBox;
::GetRgnBox(updateRegion.get(), ®ionBox);
GdiFlush();
addToDirtyRegion(WTF::move(updateRegion));
if (m_uiDelegatePrivate)
m_uiDelegatePrivate->webViewScrolled(this);
updateBackingStore(frameView, bitmapDC.get(), false);
::SelectObject(bitmapDC.get(), oldBitmap);
}
void WebView::sizeChanged(const IntSize& newSize)
{
m_needsDisplay = true;
deleteBackingStore();
if (Frame* coreFrame = core(topLevelFrame()))
coreFrame->view()->resize(newSize);
#if USE(CA)
if (m_layerTreeHost)
m_layerTreeHost->resize();
if (m_backingLayer) {
m_backingLayer->setSize(newSize);
m_backingLayer->setNeedsDisplay();
}
#elif USE(TEXTURE_MAPPER_GL)
if (m_acceleratedCompositingContext)
m_acceleratedCompositingContext->resizeRootLayer(newSize);
#endif
}
static void getUpdateRects(HRGN region, const IntRect& dirtyRect, Vector<IntRect>& rects)
{
ASSERT_ARG(region, region);
const int cRectThreshold = 10;
const float cWastedSpaceThreshold = 0.75f;
rects.clear();
DWORD regionDataSize = GetRegionData(region, sizeof(RGNDATA), NULL);
if (!regionDataSize) {
rects.append(dirtyRect);
return;
}
Vector<unsigned char> buffer(regionDataSize);
RGNDATA* regionData = reinterpret_cast<RGNDATA*>(buffer.data());
GetRegionData(region, regionDataSize, regionData);
if (regionData->rdh.nCount > cRectThreshold) {
rects.append(dirtyRect);
return;
}
double singlePixels = 0.0;
unsigned i;
RECT* rect;
for (i = 0, rect = reinterpret_cast<RECT*>(regionData->Buffer); i < regionData->rdh.nCount; i++, rect++)
singlePixels += (rect->right - rect->left) * (rect->bottom - rect->top);
double unionPixels = dirtyRect.width() * dirtyRect.height();
double wastedSpace = 1.0 - (singlePixels / unionPixels);
if (wastedSpace <= cWastedSpaceThreshold) {
rects.append(dirtyRect);
return;
}
for (i = 0, rect = reinterpret_cast<RECT*>(regionData->Buffer); i < regionData->rdh.nCount; i++, rect++)
rects.append(*rect);
}
void WebView::updateBackingStore(FrameView* frameView, HDC dc, bool backingStoreCompletelyDirty, WindowsToPaint windowsToPaint)
{
ASSERT(!isAcceleratedCompositing());
LOCAL_GDI_COUNTER(0, __FUNCTION__);
GDIObject<HDC> bitmapDCObject;
HDC bitmapDC = dc;
HGDIOBJ oldBitmap = 0;
if (!dc) {
HWndDC windowDC(m_viewWindow);
bitmapDCObject = adoptGDIObject(::CreateCompatibleDC(windowDC));
bitmapDC = bitmapDCObject.get();
oldBitmap = ::SelectObject(bitmapDC, m_backingStoreBitmap->get());
}
if (m_backingStoreBitmap && (m_backingStoreDirtyRegion || backingStoreCompletelyDirty)) {
if (Frame* coreFrame = core(m_mainFrame))
if (FrameView* view = coreFrame->view())
view->updateLayoutAndStyleIfNeededRecursive();
Vector<IntRect> paintRects;
if (!backingStoreCompletelyDirty && m_backingStoreDirtyRegion) {
RECT regionBox;
::GetRgnBox(m_backingStoreDirtyRegion->get(), ®ionBox);
getUpdateRects(m_backingStoreDirtyRegion->get(), regionBox, paintRects);
} else {
RECT clientRect;
::GetClientRect(m_viewWindow, &clientRect);
paintRects.append(clientRect);
}
for (unsigned i = 0; i < paintRects.size(); ++i)
paintIntoBackingStore(frameView, bitmapDC, paintRects[i], windowsToPaint);
if (m_uiDelegatePrivate)
m_uiDelegatePrivate->webViewPainted(this);
m_backingStoreDirtyRegion = nullptr;
}
if (!dc)
::SelectObject(bitmapDC, oldBitmap);
GdiFlush();
m_needsDisplay = true;
}
void WebView::performLayeredWindowUpdate()
{
if (!m_backingStoreBitmap)
return;
HWndDC hdcScreen(m_viewWindow);
auto hdcMem = adoptGDIObject(::CreateCompatibleDC(hdcScreen));
HBITMAP hbmOld = static_cast<HBITMAP>(::SelectObject(hdcMem.get(), m_backingStoreBitmap->get()));
BITMAP bmpInfo;
::GetObject(m_backingStoreBitmap->get(), sizeof(bmpInfo), &bmpInfo);
SIZE windowSize = { bmpInfo.bmWidth, bmpInfo.bmHeight };
BLENDFUNCTION blendFunction;
blendFunction.BlendOp = AC_SRC_OVER;
blendFunction.BlendFlags = 0;
blendFunction.SourceConstantAlpha = 0xFF;
blendFunction.AlphaFormat = AC_SRC_ALPHA;
POINT layerPos = { 0, 0 };
::UpdateLayeredWindow(m_viewWindow, hdcScreen, 0, &windowSize, hdcMem.get(), &layerPos, 0, &blendFunction, ULW_ALPHA);
::SelectObject(hdcMem.get(), hbmOld);
m_needsDisplay = false;
}
void WebView::paint(HDC dc, LPARAM options)
{
LOCAL_GDI_COUNTER(0, __FUNCTION__);
if (isAcceleratedCompositing() && !usesLayeredWindow()) {
#if USE(CA)
m_layerTreeHost->flushPendingLayerChangesNow();
#elif USE(TEXTURE_MAPPER_GL)
m_acceleratedCompositingContext->flushAndRenderLayers();
#endif
if (isAcceleratedCompositing()) {
#if USE(CA)
m_layerTreeHost->paint();
#endif
::ValidateRect(m_viewWindow, 0);
return;
}
}
Frame* coreFrame = core(m_mainFrame);
if (!coreFrame)
return;
FrameView* frameView = coreFrame->view();
RECT rcPaint;
HDC hdc;
GDIObject<HRGN> region;
int regionType = NULLREGION;
PAINTSTRUCT ps;
WindowsToPaint windowsToPaint;
if (!dc) {
region = adoptGDIObject(::CreateRectRgn(0, 0, 0, 0));
regionType = GetUpdateRgn(m_viewWindow, region.get(), false);
hdc = BeginPaint(m_viewWindow, &ps);
rcPaint = ps.rcPaint;
windowsToPaint = PaintWebViewOnly;
} else {
hdc = dc;
::GetClientRect(m_viewWindow, &rcPaint);
if (options & PRF_ERASEBKGND)
::FillRect(hdc, &rcPaint, (HBRUSH)GetStockObject(WHITE_BRUSH));
windowsToPaint = PaintWebViewAndChildren;
}
bool backingStoreCompletelyDirty = ensureBackingStore();
if (!m_backingStoreBitmap) {
if (!dc)
EndPaint(m_viewWindow, &ps);
return;
}
m_paintCount++;
auto bitmapDC = adoptGDIObject(::CreateCompatibleDC(hdc));
HGDIOBJ oldBitmap = ::SelectObject(bitmapDC.get(), m_backingStoreBitmap->get());
updateBackingStore(frameView, bitmapDC.get(), backingStoreCompletelyDirty, windowsToPaint);
IntRect windowDirtyRect = rcPaint;
Vector<IntRect> blitRects;
if (region && regionType == COMPLEXREGION)
getUpdateRects(region.get(), windowDirtyRect, blitRects);
else
blitRects.append(windowDirtyRect);
for (unsigned i = 0; i < blitRects.size(); ++i)
paintIntoWindow(bitmapDC.get(), hdc, blitRects[i]);
::SelectObject(bitmapDC.get(), oldBitmap);
if (!dc)
EndPaint(m_viewWindow, &ps);
m_paintCount--;
if (active())
cancelDeleteBackingStoreSoon();
else
deleteBackingStoreSoon();
}
void WebView::paintIntoBackingStore(FrameView* frameView, HDC bitmapDC, const IntRect& dirtyRect, WindowsToPaint windowsToPaint)
{
LOCAL_GDI_COUNTER(0, __FUNCTION__);
RECT rect = dirtyRect;
#if FLASH_BACKING_STORE_REDRAW
{
HWndDC dc(m_viewWindow);
auto yellowBrush = adoptGDIObject(::CreateSolidBrush(RGB(255, 255, 0)));
FillRect(dc, &rect, yellowBrush.get());
GdiFlush();
Sleep(50);
paintIntoWindow(bitmapDC, dc, dirtyRect);
}
#endif
GraphicsContext gc(bitmapDC, m_transparent);
gc.setShouldIncludeChildWindows(windowsToPaint == PaintWebViewAndChildren);
gc.save();
if (m_transparent)
gc.clearRect(dirtyRect);
else
FillRect(bitmapDC, &rect, (HBRUSH)GetStockObject(WHITE_BRUSH));
COMPtr<IWebUIDelegatePrivate2> uiPrivate(Query, m_uiDelegate);
if (uiPrivate)
uiPrivate->drawBackground(this, bitmapDC, &rect);
if (frameView && frameView->frame().contentRenderer()) {
gc.clip(dirtyRect);
frameView->paint(&gc, dirtyRect);
if (m_shouldInvertColors)
gc.fillRect(dirtyRect, Color::white, ColorSpaceDeviceRGB, CompositeDifference);
}
gc.restore();
}
void WebView::paintIntoWindow(HDC bitmapDC, HDC windowDC, const IntRect& dirtyRect)
{
LOCAL_GDI_COUNTER(0, __FUNCTION__);
#if FLASH_WINDOW_REDRAW
auto greenBrush = adoptGDIObject(::CreateSolidBrush(RGB(0, 255, 0)));
RECT rect = dirtyRect;
FillRect(windowDC, &rect, greenBrush.get());
GdiFlush();
Sleep(50);
#endif
BitBlt(windowDC, dirtyRect.x(), dirtyRect.y(), dirtyRect.width(), dirtyRect.height(), bitmapDC,
dirtyRect.x(), dirtyRect.y(), SRCCOPY);
m_needsDisplay = false;
}
void WebView::frameRect(RECT* rect)
{
::GetWindowRect(m_viewWindow, rect);
}
class WindowCloseTimer final : public WebCore::SuspendableTimer {
public:
static WindowCloseTimer* create(WebView*);
private:
WindowCloseTimer(ScriptExecutionContext&, WebView*);
void contextDestroyed() override;
const char* activeDOMObjectName() const override { return "WindowCloseTimer"; }
void fired() override;
WebView* m_webView;
};
WindowCloseTimer* WindowCloseTimer::create(WebView* webView)
{
ASSERT_ARG(webView, webView);
Frame* frame = core(webView->topLevelFrame());
ASSERT(frame);
if (!frame)
return nullptr;
Document* document = frame->document();
ASSERT(document);
if (!document)
return nullptr;
auto closeTimer = new WindowCloseTimer(*document, webView);
closeTimer->suspendIfNeeded();
return closeTimer;
}
WindowCloseTimer::WindowCloseTimer(ScriptExecutionContext& context, WebView* webView)
: SuspendableTimer(context)
, m_webView(webView)
{
ASSERT_ARG(webView, webView);
}
void WindowCloseTimer::contextDestroyed()
{
SuspendableTimer::contextDestroyed();
delete this;
}
void WindowCloseTimer::fired()
{
m_webView->closeWindowTimerFired();
}
void WebView::closeWindowSoon()
{
if (m_closeWindowTimer)
return;
m_closeWindowTimer = WindowCloseTimer::create(this);
if (!m_closeWindowTimer)
return;
m_closeWindowTimer->startOneShot(0);
AddRef();
}
void WebView::closeWindowTimerFired()
{
closeWindow();
Release();
}
void WebView::closeWindow()
{
if (m_hasSpellCheckerDocumentTag) {
if (m_editingDelegate)
m_editingDelegate->closeSpellDocument(this);
m_hasSpellCheckerDocumentTag = false;
}
COMPtr<IWebUIDelegate> ui;
if (SUCCEEDED(uiDelegate(&ui)))
ui->webViewClose(this);
}
bool WebView::canHandleRequest(const WebCore::ResourceRequest& request)
{
if (equalIgnoringCase(String(request.url().protocol()), "about"))
return true;
#if USE(CFNETWORK)
if (CFURLProtocolCanHandleRequest(request.cfURLRequest(UpdateHTTPBody)))
return true;
return false;
#else
return true;
#endif
}
String WebView::standardUserAgentWithApplicationName(const String& applicationName)
{
DEPRECATED_DEFINE_STATIC_LOCAL(String, osVersion, (windowsVersionForUAString()));
DEPRECATED_DEFINE_STATIC_LOCAL(String, webKitVersion, (webKitVersionString()));
return makeString("Mozilla/5.0 (", osVersion, ") AppleWebKit/", webKitVersion, " (KHTML, like Gecko)", applicationName.isEmpty() ? "" : " ", applicationName);
}
Page* WebView::page()
{
return m_page;
}
bool WebView::handleContextMenuEvent(WPARAM wParam, LPARAM lParam)
{
POINT coords = { GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam) };
if (coords.x == -1 || coords.y == -1) {
m_page->contextMenuController().clearContextMenu();
Frame& focusedFrame = m_page->focusController().focusedOrMainFrame();
return focusedFrame.eventHandler().sendContextMenuEventForKey();
} else {
if (!::ScreenToClient(m_viewWindow, &coords))
return false;
}
lParam = MAKELPARAM(coords.x, coords.y);
m_page->contextMenuController().clearContextMenu();
IntPoint documentPoint(m_page->mainFrame().view()->windowToContents(coords));
HitTestResult result = m_page->mainFrame().eventHandler().hitTestResultAtPoint(documentPoint);
Frame* targetFrame = result.innerNonSharedNode() ? result.innerNonSharedNode()->document().frame() : &m_page->focusController().focusedOrMainFrame();
targetFrame->view()->setCursor(pointerCursor());
PlatformMouseEvent mouseEvent(m_viewWindow, WM_RBUTTONUP, wParam, lParam);
bool handledEvent = targetFrame->eventHandler().sendContextMenuEvent(mouseEvent);
if (!handledEvent)
return false;
ContextMenuController& contextMenuController = m_page->contextMenuController();
ContextMenu* coreMenu = contextMenuController.contextMenu();
if (!coreMenu)
return false;
Frame* frame = contextMenuController.hitTestResult().innerNodeFrame();
if (!frame)
return false;
FrameView* view = frame->view();
if (!view)
return false;
POINT point(view->contentsToWindow(contextMenuController.hitTestResult().roundedPointInInnerNodeFrame()));
if (!::ClientToScreen(m_viewWindow, &point))
return false;
BOOL hasCustomMenus = false;
if (m_uiDelegate)
m_uiDelegate->hasCustomMenuImplementation(&hasCustomMenus);
if (hasCustomMenus)
m_uiDelegate->trackCustomPopupMenu((IWebView*)this, coreMenu->platformContextMenu(), &point);
else {
UINT flags = TPM_RIGHTBUTTON | TPM_TOPALIGN | TPM_VERPOSANIMATION | TPM_HORIZONTAL
| TPM_LEFTALIGN | TPM_HORPOSANIMATION;
::TrackPopupMenuEx(coreMenu->platformContextMenu(), flags, point.x, point.y, m_viewWindow, 0);
}
return true;
}
bool WebView::onMeasureItem(WPARAM , LPARAM lParam)
{
if (!m_uiDelegate)
return false;
BOOL hasCustomMenus = false;
m_uiDelegate->hasCustomMenuImplementation(&hasCustomMenus);
if (!hasCustomMenus)
return false;
m_uiDelegate->measureCustomMenuItem((IWebView*)this, (void*)lParam);
return true;
}
bool WebView::onDrawItem(WPARAM , LPARAM lParam)
{
if (!m_uiDelegate)
return false;
BOOL hasCustomMenus = false;
m_uiDelegate->hasCustomMenuImplementation(&hasCustomMenus);
if (!hasCustomMenus)
return false;
m_uiDelegate->drawCustomMenuItem((IWebView*)this, (void*)lParam);
return true;
}
bool WebView::onInitMenuPopup(WPARAM wParam, LPARAM )
{
if (!m_uiDelegate)
return false;
HMENU menu = (HMENU)wParam;
if (!menu)
return false;
BOOL hasCustomMenus = false;
m_uiDelegate->hasCustomMenuImplementation(&hasCustomMenus);
if (!hasCustomMenus)
return false;
m_uiDelegate->addCustomMenuDrawingData((IWebView*)this, menu);
return true;
}
bool WebView::onUninitMenuPopup(WPARAM wParam, LPARAM )
{
if (!m_uiDelegate)
return false;
HMENU menu = (HMENU)wParam;
if (!menu)
return false;
BOOL hasCustomMenus = false;
m_uiDelegate->hasCustomMenuImplementation(&hasCustomMenus);
if (!hasCustomMenus)
return false;
m_uiDelegate->cleanUpCustomMenuDrawingData((IWebView*)this, menu);
return true;
}
void WebView::performContextMenuAction(WPARAM wParam, LPARAM lParam, bool byPosition)
{
ContextMenu* menu = m_page->contextMenuController().contextMenu();
ASSERT(menu);
ContextMenuItem* item = byPosition ? menu->itemAtIndex((unsigned)wParam) : menu->itemWithAction((ContextMenuAction)wParam);
if (!item)
return;
m_page->contextMenuController().contextMenuItemSelected(item);
}
bool WebView::handleMouseEvent(UINT message, WPARAM wParam, LPARAM lParam)
{
static LONG globalClickCount;
static IntPoint globalPrevPoint;
static MouseButton globalPrevButton;
static LONG globalPrevMouseDownTime;
if (message == WM_CANCELMODE) {
m_page->mainFrame().eventHandler().lostMouseCapture();
return true;
}
LPARAM position = (message == WM_MOUSELEAVE) ? ((MINSHORT << 16) | MINSHORT) : lParam;
PlatformMouseEvent mouseEvent(m_viewWindow, message, wParam, position, m_mouseActivated);
setMouseActivated(false);
bool insideThreshold = abs(globalPrevPoint.x() - mouseEvent.position().x()) < ::GetSystemMetrics(SM_CXDOUBLECLK) &&
abs(globalPrevPoint.y() - mouseEvent.position().y()) < ::GetSystemMetrics(SM_CYDOUBLECLK);
LONG messageTime = ::GetMessageTime();
bool handled = false;
if (message == WM_LBUTTONDOWN || message == WM_MBUTTONDOWN || message == WM_RBUTTONDOWN) {
SetFocus(m_viewWindow);
::SetCapture(m_viewWindow);
if (((messageTime - globalPrevMouseDownTime) < (LONG)::GetDoubleClickTime()) &&
insideThreshold &&
mouseEvent.button() == globalPrevButton)
globalClickCount++;
else
globalClickCount = 1;
globalPrevMouseDownTime = messageTime;
globalPrevButton = mouseEvent.button();
globalPrevPoint = mouseEvent.position();
mouseEvent.setClickCount(globalClickCount);
handled = m_page->mainFrame().eventHandler().handleMousePressEvent(mouseEvent);
} else if (message == WM_LBUTTONDBLCLK || message == WM_MBUTTONDBLCLK || message == WM_RBUTTONDBLCLK) {
globalClickCount++;
mouseEvent.setClickCount(globalClickCount);
handled = m_page->mainFrame().eventHandler().handleMousePressEvent(mouseEvent);
} else if (message == WM_LBUTTONUP || message == WM_MBUTTONUP || message == WM_RBUTTONUP) {
globalPrevButton = mouseEvent.button();
globalPrevPoint = mouseEvent.position();
mouseEvent.setClickCount(globalClickCount);
m_page->mainFrame().eventHandler().handleMouseReleaseEvent(mouseEvent);
::ReleaseCapture();
} else if (message == WM_MOUSELEAVE && m_mouseOutTracker) {
m_mouseOutTracker.reset();
m_page->mainFrame().eventHandler().mouseMoved(mouseEvent);
handled = true;
} else if (message == WM_MOUSEMOVE) {
if (!insideThreshold)
globalClickCount = 0;
mouseEvent.setClickCount(globalClickCount);
handled = m_page->mainFrame().eventHandler().mouseMoved(mouseEvent);
if (!m_mouseOutTracker) {
m_mouseOutTracker = std::make_unique<TRACKMOUSEEVENT>();
m_mouseOutTracker->cbSize = sizeof(TRACKMOUSEEVENT);
m_mouseOutTracker->dwFlags = TME_LEAVE;
m_mouseOutTracker->hwndTrack = m_viewWindow;
::TrackMouseEvent(m_mouseOutTracker.get());
}
}
return handled;
}
bool WebView::gestureNotify(WPARAM wParam, LPARAM lParam)
{
GESTURENOTIFYSTRUCT* gn = reinterpret_cast<GESTURENOTIFYSTRUCT*>(lParam);
Frame* coreFrame = core(m_mainFrame);
if (!coreFrame)
return false;
ScrollView* view = coreFrame->view();
if (!view)
return false;
ASSERT(SetGestureConfigPtr());
bool hitScrollbar = false;
POINT gestureBeginPoint = {gn->ptsLocation.x, gn->ptsLocation.y};
HitTestRequest request(HitTestRequest::ReadOnly | HitTestRequest::DisallowShadowContent);
for (Frame* childFrame = &m_page->mainFrame(); childFrame; childFrame = EventHandler::subframeForTargetNode(m_gestureTargetNode.get())) {
FrameView* frameView = childFrame->view();
if (!frameView)
break;
RenderView* renderView = childFrame->document()->renderView();
if (!renderView)
break;
RenderLayer* layer = renderView->layer();
if (!layer)
break;
HitTestResult result(frameView->screenToContents(gestureBeginPoint));
layer->hitTest(request, result);
m_gestureTargetNode = result.innerNode();
if (!hitScrollbar)
hitScrollbar = result.scrollbar();
}
if (!hitScrollbar) {
RECT webViewRect;
GetWindowRect(m_viewWindow, &webViewRect);
hitScrollbar = (view->verticalScrollbar() && (gestureBeginPoint.x > (webViewRect.right - view->verticalScrollbar()->theme()->scrollbarThickness())))
|| (view->horizontalScrollbar() && (gestureBeginPoint.y > (webViewRect.bottom - view->horizontalScrollbar()->theme()->scrollbarThickness())));
}
bool canBeScrolled = false;
if (m_gestureTargetNode) {
for (RenderObject* renderer = m_gestureTargetNode->renderer(); renderer; renderer = renderer->parent()) {
if (is<RenderBox>(*renderer) && downcast<RenderBox>(*renderer).canBeScrolledAndHasScrollableArea()) {
canBeScrolled = true;
break;
}
}
} else {
if (core(m_mainFrame)->view()->isScrollable())
canBeScrolled = true;
}
DWORD dwPanWant = GC_PAN | GC_PAN_WITH_INERTIA | GC_PAN_WITH_GUTTER;
DWORD dwPanBlock = 0;
if (hitScrollbar || !canBeScrolled) {
dwPanBlock = GC_PAN_WITH_SINGLE_FINGER_VERTICALLY | GC_PAN_WITH_SINGLE_FINGER_HORIZONTALLY;
} else {
dwPanWant |= GC_PAN_WITH_SINGLE_FINGER_VERTICALLY;
if (m_gestureTargetNode && m_gestureTargetNode->isTextNode())
dwPanBlock = GC_PAN_WITH_SINGLE_FINGER_HORIZONTALLY;
else
dwPanWant |= GC_PAN_WITH_SINGLE_FINGER_HORIZONTALLY;
}
GESTURECONFIG gc = { GID_PAN, dwPanWant, dwPanBlock };
return SetGestureConfigPtr()(m_viewWindow, 0, 1, &gc, sizeof(GESTURECONFIG));
}
bool WebView::gesture(WPARAM wParam, LPARAM lParam)
{
if (!GetGestureInfoPtr() || !CloseGestureInfoHandlePtr())
return false;
HGESTUREINFO gestureHandle = reinterpret_cast<HGESTUREINFO>(lParam);
GESTUREINFO gi = {0};
gi.cbSize = sizeof(GESTUREINFO);
if (!GetGestureInfoPtr()(gestureHandle, reinterpret_cast<PGESTUREINFO>(&gi)))
return false;
switch (gi.dwID) {
case GID_BEGIN:
m_lastPanX = gi.ptsLocation.x;
m_lastPanY = gi.ptsLocation.y;
break;
case GID_END:
m_gestureTargetNode = nullptr;
break;
case GID_PAN: {
if (gi.dwFlags & GF_BEGIN) {
m_lastPanX = gi.ptsLocation.x;
m_lastPanY = gi.ptsLocation.y;
}
long currentX = gi.ptsLocation.x;
long currentY = gi.ptsLocation.y;
long deltaX = currentX - m_lastPanX;
long deltaY = currentY - m_lastPanY;
m_yOverpan -= m_lastPanY - currentY;
m_xOverpan -= m_lastPanX - currentX;
m_lastPanX = currentX;
m_lastPanY = currentY;
Frame* coreFrame = core(m_mainFrame);
if (!coreFrame) {
CloseGestureInfoHandlePtr()(gestureHandle);
return false;
}
ScrollableArea* scrolledArea = 0;
if (!m_gestureTargetNode || !m_gestureTargetNode->renderer()) {
coreFrame->view()->scrollBy(IntSize(-deltaX, -deltaY));
scrolledArea = coreFrame->view();
} else
m_gestureTargetNode->renderer()->enclosingLayer()->enclosingScrollableLayer()->scrollByRecursively(IntSize(-deltaX, -deltaY), WebCore::RenderLayer::ScrollOffsetClamped, &scrolledArea);
if (!(UpdatePanningFeedbackPtr() && BeginPanningFeedbackPtr() && EndPanningFeedbackPtr())) {
CloseGestureInfoHandlePtr()(gestureHandle);
return true;
}
if (gi.dwFlags & GF_BEGIN) {
BeginPanningFeedbackPtr()(m_viewWindow);
m_yOverpan = 0;
m_xOverpan = 0;
} else if (gi.dwFlags & GF_END) {
EndPanningFeedbackPtr()(m_viewWindow, true);
m_yOverpan = 0;
m_xOverpan = 0;
}
if (!scrolledArea) {
CloseGestureInfoHandlePtr()(gestureHandle);
return true;
}
Scrollbar* vertScrollbar = scrolledArea->verticalScrollbar();
int ypan = 0;
int xpan = 0;
if (vertScrollbar && (!vertScrollbar->currentPos() || vertScrollbar->currentPos() >= vertScrollbar->maximum()))
ypan = m_yOverpan;
Scrollbar* horiScrollbar = scrolledArea->horizontalScrollbar();
if (horiScrollbar && (!horiScrollbar->currentPos() || horiScrollbar->currentPos() >= horiScrollbar->maximum()))
xpan = m_xOverpan;
UpdatePanningFeedbackPtr()(m_viewWindow, xpan, ypan, gi.dwFlags & GF_INERTIA);
CloseGestureInfoHandlePtr()(gestureHandle);
return true;
}
default:
break;
}
return false;
}
bool WebView::mouseWheel(WPARAM wParam, LPARAM lParam, bool isMouseHWheel)
{
if (wParam & MK_CONTROL) {
short delta = short(HIWORD(wParam));
if (delta < 0)
makeTextSmaller(0);
else
makeTextLarger(0);
return true;
}
HWND focusedWindow = GetFocus();
if (focusedWindow && focusedWindow != m_viewWindow) {
WCHAR className[256];
ASSERT(WTF_ARRAY_LENGTH(className) > wcslen(PopupMenuWin::popupClassName()));
if (GetClassNameW(focusedWindow, className, WTF_ARRAY_LENGTH(className)) && !wcscmp(className, PopupMenuWin::popupClassName())) {
SetFocus(m_viewWindow);
return true;
}
}
PlatformWheelEvent wheelEvent(m_viewWindow, wParam, lParam, isMouseHWheel);
Frame* coreFrame = core(m_mainFrame);
if (!coreFrame)
return false;
return coreFrame->eventHandler().handleWheelEvent(wheelEvent);
}
bool WebView::verticalScroll(WPARAM wParam, LPARAM )
{
ScrollDirection direction;
ScrollGranularity granularity;
switch (LOWORD(wParam)) {
case SB_LINEDOWN:
granularity = ScrollByLine;
direction = ScrollDown;
break;
case SB_LINEUP:
granularity = ScrollByLine;
direction = ScrollUp;
break;
case SB_PAGEDOWN:
granularity = ScrollByDocument;
direction = ScrollDown;
break;
case SB_PAGEUP:
granularity = ScrollByDocument;
direction = ScrollUp;
break;
default:
return false;
break;
}
Frame& frame = m_page->focusController().focusedOrMainFrame();
return frame.eventHandler().scrollRecursively(direction, granularity);
}
bool WebView::horizontalScroll(WPARAM wParam, LPARAM )
{
ScrollDirection direction;
ScrollGranularity granularity;
switch (LOWORD(wParam)) {
case SB_LINELEFT:
granularity = ScrollByLine;
direction = ScrollLeft;
break;
case SB_LINERIGHT:
granularity = ScrollByLine;
direction = ScrollRight;
break;
case SB_PAGELEFT:
granularity = ScrollByDocument;
direction = ScrollLeft;
break;
case SB_PAGERIGHT:
granularity = ScrollByDocument;
direction = ScrollRight;
break;
default:
return false;
}
Frame& frame = m_page->focusController().focusedOrMainFrame();
return frame.eventHandler().scrollRecursively(direction, granularity);
}
bool WebView::execCommand(WPARAM wParam, LPARAM )
{
Frame& frame = m_page->focusController().focusedOrMainFrame();
switch (LOWORD(wParam)) {
case SelectAll:
return frame.editor().command("SelectAll").execute();
case Undo:
return frame.editor().command("Undo").execute();
case Redo:
return frame.editor().command("Redo").execute();
}
return false;
}
bool WebView::keyUp(WPARAM virtualKeyCode, LPARAM keyData, bool systemKeyDown)
{
PlatformKeyboardEvent keyEvent(m_viewWindow, virtualKeyCode, keyData, PlatformEvent::KeyUp, systemKeyDown);
Frame& frame = m_page->focusController().focusedOrMainFrame();
m_currentCharacterCode = 0;
return frame.eventHandler().keyEvent(keyEvent);
}
static const unsigned CtrlKey = 1 << 0;
static const unsigned AltKey = 1 << 1;
static const unsigned ShiftKey = 1 << 2;
struct KeyDownEntry {
unsigned virtualKey;
unsigned modifiers;
const char* name;
};
struct KeyPressEntry {
unsigned charCode;
unsigned modifiers;
const char* name;
};
static const KeyDownEntry keyDownEntries[] = {
{ VK_LEFT, 0, "MoveLeft" },
{ VK_LEFT, ShiftKey, "MoveLeftAndModifySelection" },
{ VK_LEFT, CtrlKey, "MoveWordLeft" },
{ VK_LEFT, CtrlKey | ShiftKey, "MoveWordLeftAndModifySelection" },
{ VK_RIGHT, 0, "MoveRight" },
{ VK_RIGHT, ShiftKey, "MoveRightAndModifySelection" },
{ VK_RIGHT, CtrlKey, "MoveWordRight" },
{ VK_RIGHT, CtrlKey | ShiftKey, "MoveWordRightAndModifySelection" },
{ VK_UP, 0, "MoveUp" },
{ VK_UP, ShiftKey, "MoveUpAndModifySelection" },
{ VK_PRIOR, ShiftKey, "MovePageUpAndModifySelection" },
{ VK_DOWN, 0, "MoveDown" },
{ VK_DOWN, ShiftKey, "MoveDownAndModifySelection" },
{ VK_NEXT, ShiftKey, "MovePageDownAndModifySelection" },
{ VK_PRIOR, 0, "MovePageUp" },
{ VK_NEXT, 0, "MovePageDown" },
{ VK_HOME, 0, "MoveToBeginningOfLine" },
{ VK_HOME, ShiftKey, "MoveToBeginningOfLineAndModifySelection" },
{ VK_HOME, CtrlKey, "MoveToBeginningOfDocument" },
{ VK_HOME, CtrlKey | ShiftKey, "MoveToBeginningOfDocumentAndModifySelection" },
{ VK_END, 0, "MoveToEndOfLine" },
{ VK_END, ShiftKey, "MoveToEndOfLineAndModifySelection" },
{ VK_END, CtrlKey, "MoveToEndOfDocument" },
{ VK_END, CtrlKey | ShiftKey, "MoveToEndOfDocumentAndModifySelection" },
{ VK_BACK, 0, "DeleteBackward" },
{ VK_BACK, ShiftKey, "DeleteBackward" },
{ VK_DELETE, 0, "DeleteForward" },
{ VK_BACK, CtrlKey, "DeleteWordBackward" },
{ VK_DELETE, CtrlKey, "DeleteWordForward" },
{ 'B', CtrlKey, "ToggleBold" },
{ 'I', CtrlKey, "ToggleItalic" },
{ VK_ESCAPE, 0, "Cancel" },
{ VK_OEM_PERIOD, CtrlKey, "Cancel" },
{ VK_TAB, 0, "InsertTab" },
{ VK_TAB, ShiftKey, "InsertBacktab" },
{ VK_RETURN, 0, "InsertNewline" },
{ VK_RETURN, CtrlKey, "InsertNewline" },
{ VK_RETURN, AltKey, "InsertNewline" },
{ VK_RETURN, ShiftKey, "InsertNewline" },
{ VK_RETURN, AltKey | ShiftKey, "InsertNewline" },
{ 'C', CtrlKey, "Copy" },
{ 'V', CtrlKey, "Paste" },
{ 'X', CtrlKey, "Cut" },
{ 'A', CtrlKey, "SelectAll" },
{ VK_INSERT, CtrlKey, "Copy" },
{ VK_DELETE, ShiftKey, "Cut" },
{ VK_INSERT, ShiftKey, "Paste" },
{ 'Z', CtrlKey, "Undo" },
{ 'Z', CtrlKey | ShiftKey, "Redo" },
};
static const KeyPressEntry keyPressEntries[] = {
{ '\t', 0, "InsertTab" },
{ '\t', ShiftKey, "InsertBacktab" },
{ '\r', 0, "InsertNewline" },
{ '\r', CtrlKey, "InsertNewline" },
{ '\r', AltKey, "InsertNewline" },
{ '\r', ShiftKey, "InsertNewline" },
{ '\r', AltKey | ShiftKey, "InsertNewline" },
};
const char* WebView::interpretKeyEvent(const KeyboardEvent* evt)
{
ASSERT(evt->type() == eventNames().keydownEvent || evt->type() == eventNames().keypressEvent);
static HashMap<int, const char*>* keyDownCommandsMap = 0;
static HashMap<int, const char*>* keyPressCommandsMap = 0;
if (!keyDownCommandsMap) {
keyDownCommandsMap = new HashMap<int, const char*>;
keyPressCommandsMap = new HashMap<int, const char*>;
for (size_t i = 0; i < WTF_ARRAY_LENGTH(keyDownEntries); ++i)
keyDownCommandsMap->set(keyDownEntries[i].modifiers << 16 | keyDownEntries[i].virtualKey, keyDownEntries[i].name);
for (size_t i = 0; i < WTF_ARRAY_LENGTH(keyPressEntries); ++i)
keyPressCommandsMap->set(keyPressEntries[i].modifiers << 16 | keyPressEntries[i].charCode, keyPressEntries[i].name);
}
unsigned modifiers = 0;
if (evt->shiftKey())
modifiers |= ShiftKey;
if (evt->altKey())
modifiers |= AltKey;
if (evt->ctrlKey())
modifiers |= CtrlKey;
if (evt->type() == eventNames().keydownEvent) {
int mapKey = modifiers << 16 | evt->keyCode();
return mapKey ? keyDownCommandsMap->get(mapKey) : 0;
}
int mapKey = modifiers << 16 | evt->charCode();
return mapKey ? keyPressCommandsMap->get(mapKey) : 0;
}
bool WebView::handleEditingKeyboardEvent(KeyboardEvent* evt)
{
Node* node = evt->target()->toNode();
ASSERT(node);
Frame* frame = node->document().frame();
ASSERT(frame);
const PlatformKeyboardEvent* keyEvent = evt->keyEvent();
if (!keyEvent || keyEvent->isSystemKey()) return false;
Editor::Command command = frame->editor().command(interpretKeyEvent(evt));
if (keyEvent->type() == PlatformEvent::RawKeyDown) {
return !command.isTextInsertion() && command.execute(evt);
}
if (command.execute(evt))
return true;
if (evt->charCode() < ' ')
return false;
return frame->editor().insertText(evt->keyEvent()->text(), evt);
}
bool WebView::keyDown(WPARAM virtualKeyCode, LPARAM keyData, bool systemKeyDown)
{
#if ENABLE(FULLSCREEN_API)
if (virtualKeyCode == VK_ESCAPE && isFullScreen()) {
m_fullscreenController->exitFullScreen();
return false;
}
#endif
Frame& frame = m_page->focusController().focusedOrMainFrame();
PlatformKeyboardEvent keyEvent(m_viewWindow, virtualKeyCode, keyData, PlatformEvent::RawKeyDown, systemKeyDown);
bool handled = frame.eventHandler().keyEvent(keyEvent);
if (systemKeyDown && virtualKeyCode != VK_RETURN)
return false;
if (handled) {
MSG msg;
if (!systemKeyDown)
::PeekMessage(&msg, m_viewWindow, WM_CHAR, WM_CHAR, PM_REMOVE);
return true;
}
if (virtualKeyCode == VK_RIGHT && keyEvent.ctrlKey())
return m_page->backForward().goForward();
if (virtualKeyCode == VK_LEFT && keyEvent.ctrlKey())
return m_page->backForward().goBack();
ScrollDirection direction;
ScrollGranularity granularity;
switch (virtualKeyCode) {
case VK_LEFT:
granularity = ScrollByLine;
direction = ScrollLeft;
break;
case VK_RIGHT:
granularity = ScrollByLine;
direction = ScrollRight;
break;
case VK_UP:
granularity = ScrollByLine;
direction = ScrollUp;
break;
case VK_DOWN:
granularity = ScrollByLine;
direction = ScrollDown;
break;
case VK_HOME:
granularity = ScrollByDocument;
direction = ScrollUp;
break;
case VK_END:
granularity = ScrollByDocument;
direction = ScrollDown;
break;
case VK_PRIOR:
granularity = ScrollByPage;
direction = ScrollUp;
break;
case VK_NEXT:
granularity = ScrollByPage;
direction = ScrollDown;
break;
default:
return false;
}
return frame.eventHandler().scrollRecursively(direction, granularity);
}
bool WebView::keyPress(WPARAM charCode, LPARAM keyData, bool systemKeyDown)
{
Frame& frame = m_page->focusController().focusedOrMainFrame();
PlatformKeyboardEvent keyEvent(m_viewWindow, charCode, keyData, PlatformEvent::Char, systemKeyDown);
if (systemKeyDown)
return frame.eventHandler().handleAccessKey(keyEvent);
return frame.eventHandler().keyEvent(keyEvent);
}
void WebView::setIsBeingDestroyed()
{
m_isBeingDestroyed = true;
::SetWindowLongPtrW(m_viewWindow, 0, 0);
}
void WebView::setShouldInvertColors(bool shouldInvertColors)
{
if (m_shouldInvertColors == shouldInvertColors)
return;
m_shouldInvertColors = shouldInvertColors;
#if USE(CA)
if (m_layerTreeHost)
m_layerTreeHost->setShouldInvertColors(shouldInvertColors);
#endif
RECT windowRect = {0};
frameRect(&windowRect);
repaint(windowRect, true, true);
}
bool WebView::registerWebViewWindowClass()
{
static bool haveRegisteredWindowClass = false;
if (haveRegisteredWindowClass)
return true;
haveRegisteredWindowClass = true;
WNDCLASSEX wcex;
wcex.cbSize = sizeof(WNDCLASSEX);
wcex.style = CS_DBLCLKS;
wcex.lpfnWndProc = WebViewWndProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = sizeof(WebView*);
wcex.hInstance = gInstance;
wcex.hIcon = 0;
wcex.hCursor = ::LoadCursor(0, IDC_ARROW);
wcex.hbrBackground = 0;
wcex.lpszMenuName = 0;
wcex.lpszClassName = kWebViewWindowClassName;
wcex.hIconSm = 0;
return !!RegisterClassEx(&wcex);
}
static HWND findTopLevelParent(HWND window)
{
if (!window)
return 0;
HWND current = window;
for (HWND parent = GetParent(current); current; current = parent, parent = GetParent(parent))
if (!parent || !(GetWindowLongPtr(current, GWL_STYLE) & (WS_POPUP | WS_CHILD)))
return current;
ASSERT_NOT_REACHED();
return 0;
}
LRESULT CALLBACK WebView::WebViewWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
LRESULT lResult = 0;
LONG_PTR longPtr = GetWindowLongPtr(hWnd, 0);
WebView* webView = reinterpret_cast<WebView*>(longPtr);
WebFrame* mainFrameImpl = webView ? webView->topLevelFrame() : 0;
if (!mainFrameImpl)
return DefWindowProc(hWnd, message, wParam, lParam);
ASSERT(!webView->isBeingDestroyed());
COMPtr<WebView> protector(webView);
ASSERT(webView);
if (PluginView::isCallingPlugin()) {
if (message == WM_PAINT)
PostMessage(hWnd, message, wParam, lParam);
return 0;
}
bool handled = true;
switch (message) {
case WM_PAINT: {
webView->paint(0, 0);
if (webView->usesLayeredWindow())
webView->performLayeredWindowUpdate();
break;
}
case WM_ERASEBKGND:
handled = true;
lResult = 1;
break;
case WM_PRINTCLIENT:
webView->paint((HDC)wParam, lParam);
break;
case WM_DESTROY:
webView->setIsBeingDestroyed();
webView->close();
break;
case WM_GESTURENOTIFY:
handled = webView->gestureNotify(wParam, lParam);
break;
case WM_GESTURE:
handled = webView->gesture(wParam, lParam);
break;
case WM_MOUSEMOVE:
case WM_LBUTTONDOWN:
case WM_MBUTTONDOWN:
case WM_RBUTTONDOWN:
case WM_LBUTTONDBLCLK:
case WM_MBUTTONDBLCLK:
case WM_RBUTTONDBLCLK:
case WM_LBUTTONUP:
case WM_MBUTTONUP:
case WM_RBUTTONUP:
case WM_MOUSELEAVE:
case WM_CANCELMODE:
if (Frame* coreFrame = core(mainFrameImpl))
if (coreFrame->view()->didFirstLayout())
handled = webView->handleMouseEvent(message, wParam, lParam);
break;
case WM_MOUSEWHEEL:
case WM_VISTA_MOUSEHWHEEL:
if (Frame* coreFrame = core(mainFrameImpl))
if (coreFrame->view()->didFirstLayout())
handled = webView->mouseWheel(wParam, lParam, message == WM_VISTA_MOUSEHWHEEL);
break;
case WM_SYSKEYDOWN:
handled = webView->keyDown(wParam, lParam, true);
break;
case WM_KEYDOWN:
handled = webView->keyDown(wParam, lParam);
break;
case WM_SYSKEYUP:
handled = webView->keyUp(wParam, lParam, true);
break;
case WM_KEYUP:
handled = webView->keyUp(wParam, lParam);
break;
case WM_SYSCHAR:
handled = webView->keyPress(wParam, lParam, true);
break;
case WM_CHAR:
handled = webView->keyPress(wParam, lParam);
break;
case WM_SIZE:
if (lParam != 0)
webView->sizeChanged(IntSize(LOWORD(lParam), HIWORD(lParam)));
break;
case WM_SHOWWINDOW:
lResult = DefWindowProc(hWnd, message, wParam, lParam);
if (wParam == 0) {
webView->deleteBackingStore();
}
break;
case WM_SETFOCUS: {
COMPtr<IWebUIDelegate> uiDelegate;
COMPtr<IWebUIDelegatePrivate> uiDelegatePrivate;
if (SUCCEEDED(webView->uiDelegate(&uiDelegate)) && uiDelegate
&& SUCCEEDED(uiDelegate->QueryInterface(IID_IWebUIDelegatePrivate, (void**) &uiDelegatePrivate)) && uiDelegatePrivate)
uiDelegatePrivate->webViewReceivedFocus(webView);
FocusController& focusController = webView->page()->focusController();
if (Frame* frame = focusController.focusedFrame()) {
if (!IsChild(hWnd, reinterpret_cast<HWND>(wParam)))
focusController.setFocused(true);
} else
focusController.setFocused(true);
break;
}
case WM_KILLFOCUS: {
COMPtr<IWebUIDelegate> uiDelegate;
COMPtr<IWebUIDelegatePrivate> uiDelegatePrivate;
HWND newFocusWnd = reinterpret_cast<HWND>(wParam);
if (SUCCEEDED(webView->uiDelegate(&uiDelegate)) && uiDelegate
&& SUCCEEDED(uiDelegate->QueryInterface(IID_IWebUIDelegatePrivate, (void**) &uiDelegatePrivate)) && uiDelegatePrivate)
uiDelegatePrivate->webViewLostFocus(webView, newFocusWnd);
FocusController& focusController = webView->page()->focusController();
Frame& frame = focusController.focusedOrMainFrame();
webView->resetIME(&frame);
if (!IsChild(hWnd, newFocusWnd))
focusController.setFocused(false);
frame.eventHandler().stopAutoscrollTimer();
break;
}
case WM_WINDOWPOSCHANGED:
if (reinterpret_cast<WINDOWPOS*>(lParam)->flags & SWP_SHOWWINDOW)
webView->updateActiveStateSoon();
handled = false;
break;
case WM_CUT:
webView->cut(0);
break;
case WM_COPY:
webView->copy(0);
break;
case WM_PASTE:
webView->paste(0);
break;
case WM_CLEAR:
webView->delete_(0);
break;
case WM_COMMAND:
if (HIWORD(wParam))
handled = webView->execCommand(wParam, lParam);
else webView->performContextMenuAction(wParam, lParam, false);
break;
case WM_MENUCOMMAND:
webView->performContextMenuAction(wParam, lParam, true);
break;
case WM_CONTEXTMENU:
handled = webView->handleContextMenuEvent(wParam, lParam);
break;
case WM_INITMENUPOPUP:
handled = webView->onInitMenuPopup(wParam, lParam);
break;
case WM_MEASUREITEM:
handled = webView->onMeasureItem(wParam, lParam);
break;
case WM_DRAWITEM:
handled = webView->onDrawItem(wParam, lParam);
break;
case WM_UNINITMENUPOPUP:
handled = webView->onUninitMenuPopup(wParam, lParam);
break;
case WM_XP_THEMECHANGED:
if (Frame* coreFrame = core(mainFrameImpl)) {
webView->deleteBackingStore();
coreFrame->page()->theme().themeChanged();
ScrollbarTheme::theme()->themeChanged();
RECT windowRect;
::GetClientRect(hWnd, &windowRect);
::InvalidateRect(hWnd, &windowRect, false);
#if USE(CA)
if (webView->isAcceleratedCompositing())
webView->m_backingLayer->setNeedsDisplay();
#endif
}
break;
case WM_MOUSEACTIVATE:
webView->setMouseActivated(true);
handled = false;
break;
case WM_GETDLGCODE: {
COMPtr<IWebUIDelegate> uiDelegate;
COMPtr<IWebUIDelegatePrivate> uiDelegatePrivate;
LONG_PTR dlgCode = 0;
UINT keyCode = 0;
if (lParam) {
LPMSG lpMsg = (LPMSG)lParam;
if (lpMsg->message == WM_KEYDOWN)
keyCode = (UINT) lpMsg->wParam;
}
if (SUCCEEDED(webView->uiDelegate(&uiDelegate)) && uiDelegate
&& SUCCEEDED(uiDelegate->QueryInterface(IID_IWebUIDelegatePrivate, (void**) &uiDelegatePrivate)) && uiDelegatePrivate
&& SUCCEEDED(uiDelegatePrivate->webViewGetDlgCode(webView, keyCode, &dlgCode)))
return dlgCode;
handled = false;
break;
}
case WM_GETOBJECT:
handled = webView->onGetObject(wParam, lParam, lResult);
break;
case WM_IME_STARTCOMPOSITION:
handled = webView->onIMEStartComposition();
break;
case WM_IME_REQUEST:
lResult = webView->onIMERequest(wParam, lParam);
break;
case WM_IME_COMPOSITION:
handled = webView->onIMEComposition(lParam);
break;
case WM_IME_ENDCOMPOSITION:
handled = webView->onIMEEndComposition();
break;
case WM_IME_CHAR:
handled = webView->onIMEChar(wParam, lParam);
break;
case WM_IME_NOTIFY:
handled = webView->onIMENotify(wParam, lParam, &lResult);
break;
case WM_IME_SELECT:
handled = webView->onIMESelect(wParam, lParam);
break;
case WM_IME_SETCONTEXT:
handled = webView->onIMESetContext(wParam, lParam);
break;
case WM_TIMER:
switch (wParam) {
case UpdateActiveStateTimer:
KillTimer(hWnd, UpdateActiveStateTimer);
webView->updateActiveState();
break;
case DeleteBackingStoreTimer:
webView->deleteBackingStore();
break;
}
break;
case WM_SETCURSOR:
handled = ::SetCursor(webView->m_lastSetCursor);
break;
case WM_VSCROLL:
handled = webView->verticalScroll(wParam, lParam);
break;
case WM_HSCROLL:
handled = webView->horizontalScroll(wParam, lParam);
break;
default:
handled = false;
break;
}
webView->updateWindowIfNeeded(hWnd, message);
if (!handled)
lResult = DefWindowProc(hWnd, message, wParam, lParam);
return (message == WM_KEYDOWN || message == WM_SYSKEYDOWN || message == WM_KEYUP || message == WM_SYSKEYUP) ? !handled : lResult;
}
void WebView::updateWindowIfNeeded(HWND hWnd, UINT message)
{
if (!needsDisplay())
return;
switch (message) {
case WM_PAINT:
case WM_PARENTNOTIFY:
return;
}
::UpdateWindow(hWnd);
}
bool WebView::developerExtrasEnabled() const
{
if (m_preferences->developerExtrasDisabledByOverride())
return false;
#ifdef NDEBUG
BOOL enabled;
return SUCCEEDED(m_preferences->developerExtrasEnabled(&enabled)) && enabled;
#else
return true;
#endif
}
static String webKitVersionString()
{
#if !USE(CAIRO)
LPWSTR buildNumberStringPtr;
if (::LoadStringW(gInstance, BUILD_NUMBER, reinterpret_cast<LPWSTR>(&buildNumberStringPtr), 0) && buildNumberStringPtr)
return buildNumberStringPtr;
#endif
return String::format("%d.%d", WEBKIT_MAJOR_VERSION, WEBKIT_MINOR_VERSION);
}
const String& WebView::userAgentForKURL(const URL&)
{
if (m_userAgentOverridden)
return m_userAgentCustom;
if (!m_userAgentStandard.length())
m_userAgentStandard = WebView::standardUserAgentWithApplicationName(m_applicationName);
return m_userAgentStandard;
}
HRESULT STDMETHODCALLTYPE WebView::QueryInterface(REFIID riid, void** ppvObject)
{
*ppvObject = 0;
if (IsEqualGUID(riid, CLSID_WebView))
*ppvObject = this;
else if (IsEqualGUID(riid, IID_IUnknown))
*ppvObject = static_cast<IWebView*>(this);
else if (IsEqualGUID(riid, IID_IWebView))
*ppvObject = static_cast<IWebView*>(this);
else if (IsEqualGUID(riid, IID_IWebViewPrivate))
*ppvObject = static_cast<IWebViewPrivate*>(this);
else if (IsEqualGUID(riid, IID_IWebViewPrivate2))
*ppvObject = static_cast<IWebViewPrivate2*>(this);
else if (IsEqualGUID(riid, IID_IWebIBActions))
*ppvObject = static_cast<IWebIBActions*>(this);
else if (IsEqualGUID(riid, IID_IWebViewCSS))
*ppvObject = static_cast<IWebViewCSS*>(this);
else if (IsEqualGUID(riid, IID_IWebViewEditing))
*ppvObject = static_cast<IWebViewEditing*>(this);
else if (IsEqualGUID(riid, IID_IWebViewUndoableEditing))
*ppvObject = static_cast<IWebViewUndoableEditing*>(this);
else if (IsEqualGUID(riid, IID_IWebViewEditingActions))
*ppvObject = static_cast<IWebViewEditingActions*>(this);
else if (IsEqualGUID(riid, IID_IWebNotificationObserver))
*ppvObject = static_cast<IWebNotificationObserver*>(this);
else if (IsEqualGUID(riid, IID_IDropTarget))
*ppvObject = static_cast<IDropTarget*>(this);
else
return E_NOINTERFACE;
AddRef();
return S_OK;
}
ULONG STDMETHODCALLTYPE WebView::AddRef(void)
{
ASSERT(!m_deletionHasBegun);
return ++m_refCount;
}
ULONG STDMETHODCALLTYPE WebView::Release(void)
{
ASSERT(!m_deletionHasBegun);
if (m_refCount == 1) {
close();
}
ULONG newRef = --m_refCount;
if (!newRef) {
#if !ASSERT_DISABLED
m_deletionHasBegun = true;
#endif
delete(this);
}
return newRef;
}
HRESULT WebView::canShowMIMEType( BSTR mimeType, BOOL* canShow)
{
if (!canShow)
return E_POINTER;
*canShow = canShowMIMEType(toString(mimeType));
return S_OK;
}
bool WebView::canShowMIMEType(const String& mimeType)
{
Frame* coreFrame = core(m_mainFrame);
bool allowPlugins = coreFrame && coreFrame->loader().subframeLoader().allowPlugins(NotAboutToInstantiatePlugin);
bool canShow = MIMETypeRegistry::isSupportedImageMIMEType(mimeType)
|| MIMETypeRegistry::isSupportedNonImageMIMEType(mimeType)
|| MIMETypeRegistry::isSupportedMediaMIMEType(mimeType);
if (!canShow && m_page) {
canShow = (m_page->pluginData().supportsWebVisibleMimeType(mimeType, PluginData::AllPlugins) && allowPlugins)
|| m_page->pluginData().supportsWebVisibleMimeType(mimeType, PluginData::OnlyApplicationPlugins);
}
if (!canShow)
canShow = shouldUseEmbeddedView(mimeType);
return canShow;
}
HRESULT WebView::canShowMIMETypeAsHTML( BSTR mimeType, BOOL* canShow)
{
if (!canShow)
return E_POINTER;
*canShow = canShowMIMETypeAsHTML(toString(mimeType));
return S_OK;
}
bool WebView::canShowMIMETypeAsHTML(const String& )
{
notImplemented();
return true;
}
HRESULT STDMETHODCALLTYPE WebView::MIMETypesShownAsHTML(
IEnumVARIANT** )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::setMIMETypesShownAsHTML(
BSTR* ,
int )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::URLFromPasteboard(
IDataObject* ,
BSTR* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::URLTitleFromPasteboard(
IDataObject* ,
BSTR* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
static void WebKitSetApplicationCachePathIfNecessary()
{
static bool initialized = false;
if (initialized)
return;
String path = localUserSpecificStorageDirectory();
#if USE(CF)
RetainPtr<CFPropertyListRef> cacheDirectoryPreference = adoptCF(CFPreferencesCopyAppValue(WebKitLocalCacheDefaultsKey, kCFPreferencesCurrentApplication));
if (cacheDirectoryPreference && (CFStringGetTypeID() == CFGetTypeID(cacheDirectoryPreference.get())))
path = static_cast<CFStringRef>(cacheDirectoryPreference.get());
#endif
if (!path.isNull())
ApplicationCacheStorage::singleton().setCacheDirectory(path);
initialized = true;
}
bool WebView::shouldInitializeTrackPointHack()
{
static bool shouldCreateScrollbars;
static bool hasRunTrackPointCheck;
if (hasRunTrackPointCheck)
return shouldCreateScrollbars;
hasRunTrackPointCheck = true;
const WCHAR trackPointKeys[][50] = { L"Software\\Lenovo\\TrackPoint",
L"Software\\Lenovo\\UltraNav",
L"Software\\Alps\\Apoint\\TrackPoint",
L"Software\\Synaptics\\SynTPEnh\\UltraNavUSB",
L"Software\\Synaptics\\SynTPEnh\\UltraNavPS2" };
for (int i = 0; i < 5; ++i) {
HKEY trackPointKey = nullptr;
LSTATUS readKeyResult = ::RegOpenKeyExW(HKEY_CURRENT_USER, trackPointKeys[i], 0, KEY_READ, &trackPointKey);
::RegCloseKey(trackPointKey);
if (readKeyResult == ERROR_SUCCESS) {
shouldCreateScrollbars = true;
return shouldCreateScrollbars;
}
}
return shouldCreateScrollbars;
}
HRESULT STDMETHODCALLTYPE WebView::initWithFrame(
RECT frame,
BSTR frameName,
BSTR groupName)
{
HRESULT hr = S_OK;
if (m_viewWindow)
return E_FAIL;
registerWebViewWindowClass();
m_viewWindow = CreateWindowEx(0, kWebViewWindowClassName, 0, WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN,
frame.left, frame.top, frame.right - frame.left, frame.bottom - frame.top, m_hostWindow ? m_hostWindow : HWND_MESSAGE, 0, gInstance, 0);
ASSERT(::IsWindow(m_viewWindow));
if (shouldInitializeTrackPointHack()) {
::CreateWindowW(L"SCROLLBAR", L"FAKETRACKPOINTHSCROLLBAR", WS_CHILD | WS_VISIBLE | SBS_HORZ, 0, 0, 0, 0, m_viewWindow, 0, gInstance, 0);
::CreateWindowW(L"SCROLLBAR", L"FAKETRACKPOINTVSCROLLBAR", WS_CHILD | WS_VISIBLE | SBS_VERT, 0, 0, 0, 0, m_viewWindow, 0, gInstance, 0);
}
hr = registerDragDrop();
if (FAILED(hr))
return hr;
WebPreferences* sharedPreferences = WebPreferences::sharedStandardPreferences();
sharedPreferences->willAddToWebView();
m_preferences = sharedPreferences;
static bool didOneTimeInitialization;
if (!didOneTimeInitialization) {
#if !LOG_DISABLED
initializeLoggingChannelsIfNecessary();
#endif // !LOG_DISABLED
WebPlatformStrategies::initialize();
WebKitInitializeWebDatabasesIfNecessary();
WebKitSetApplicationCachePathIfNecessary();
MemoryPressureHandler::singleton().install();
didOneTimeInitialization = true;
}
BOOL useHighResolutionTimer;
if (SUCCEEDED(m_preferences->shouldUseHighResolutionTimers(&useHighResolutionTimer)))
Settings::setShouldUseHighResolutionTimers(useHighResolutionTimer);
m_inspectorClient = new WebInspectorClient(this);
PageConfiguration configuration;
configuration.chromeClient = new WebChromeClient(this);
configuration.contextMenuClient = new WebContextMenuClient(this);
configuration.editorClient = new WebEditorClient(this);
configuration.dragClient = new WebDragClient(this);
configuration.inspectorClient = m_inspectorClient;
configuration.loaderClientForMainFrame = new WebFrameLoaderClient;
configuration.databaseProvider = &WebDatabaseProvider::singleton();
configuration.storageNamespaceProvider = &m_webViewGroup->storageNamespaceProvider();
configuration.progressTrackerClient = static_cast<WebFrameLoaderClient*>(configuration.loaderClientForMainFrame);
configuration.userContentController = &m_webViewGroup->userContentController();
configuration.visitedLinkStore = &m_webViewGroup->visitedLinkStore();
m_page = new Page(configuration);
provideGeolocationTo(m_page, new WebGeolocationClient(this));
unsigned layoutMilestones = DidFirstLayout | DidFirstVisuallyNonEmptyLayout;
m_page->addLayoutMilestones(static_cast<LayoutMilestones>(layoutMilestones));
if (m_uiDelegate) {
BString path;
if (SUCCEEDED(m_uiDelegate->ftpDirectoryTemplatePath(this, &path)))
m_page->settings().setFTPDirectoryTemplatePath(toString(path));
}
WebFrame* webFrame = WebFrame::createInstance();
webFrame->initWithWebView(this, m_page);
static_cast<WebFrameLoaderClient&>(m_page->mainFrame().loader().client()).setWebFrame(webFrame);
m_mainFrame = webFrame;
webFrame->Release();
m_page->mainFrame().tree().setName(toString(frameName));
m_page->mainFrame().init();
setGroupName(groupName);
addToAllWebViewsSet();
#pragma warning(suppress: 4244)
SetWindowLongPtr(m_viewWindow, 0, (LONG_PTR)this);
ShowWindow(m_viewWindow, SW_SHOW);
initializeToolTipWindow();
windowAncestryDidChange();
IWebNotificationCenter* notifyCenter = WebNotificationCenter::defaultCenterInternal();
notifyCenter->addObserver(this, WebPreferences::webPreferencesChangedNotification(), static_cast<IWebPreferences*>(m_preferences.get()));
m_preferences->postPreferencesChangesNotification();
m_page->setDeviceScaleFactor(deviceScaleFactor());
setSmartInsertDeleteEnabled(TRUE);
return hr;
}
static bool initCommonControls()
{
static bool haveInitialized = false;
if (haveInitialized)
return true;
INITCOMMONCONTROLSEX init;
init.dwSize = sizeof(init);
init.dwICC = ICC_TREEVIEW_CLASSES;
haveInitialized = !!::InitCommonControlsEx(&init);
return haveInitialized;
}
void WebView::initializeToolTipWindow()
{
if (!initCommonControls())
return;
m_toolTipHwnd = CreateWindowEx(WS_EX_TRANSPARENT, TOOLTIPS_CLASS, 0, WS_POPUP | TTS_NOPREFIX | TTS_ALWAYSTIP,
CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
m_viewWindow, 0, 0, 0);
if (!m_toolTipHwnd)
return;
TOOLINFO info = {0};
info.cbSize = sizeof(info);
info.uFlags = TTF_IDISHWND | TTF_SUBCLASS ;
info.uId = reinterpret_cast<UINT_PTR>(m_viewWindow);
::SendMessage(m_toolTipHwnd, TTM_ADDTOOL, 0, reinterpret_cast<LPARAM>(&info));
::SendMessage(m_toolTipHwnd, TTM_SETMAXTIPWIDTH, 0, maxToolTipWidth);
::SetWindowPos(m_toolTipHwnd, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
}
void WebView::setToolTip(const String& toolTip)
{
if (!m_toolTipHwnd)
return;
if (toolTip == m_toolTip)
return;
m_toolTip = toolTip;
if (!m_toolTip.isEmpty()) {
TOOLINFO info = {0};
info.cbSize = sizeof(info);
info.uFlags = TTF_IDISHWND;
info.uId = reinterpret_cast<UINT_PTR>(m_viewWindow);
Vector<UChar> toolTipCharacters = m_toolTip.charactersWithNullTermination(); info.lpszText = const_cast<UChar*>(toolTipCharacters.data());
::SendMessage(m_toolTipHwnd, TTM_UPDATETIPTEXT, 0, reinterpret_cast<LPARAM>(&info));
}
::SendMessage(m_toolTipHwnd, TTM_ACTIVATE, !m_toolTip.isEmpty(), 0);
}
HRESULT WebView::notifyDidAddIcon(IWebNotification* notification)
{
COMPtr<IPropertyBag> propertyBag;
HRESULT hr = notification->userInfo(&propertyBag);
if (FAILED(hr))
return hr;
if (!propertyBag)
return E_FAIL;
COMVariant iconUserInfoURL;
hr = propertyBag->Read(WebIconDatabase::iconDatabaseNotificationUserInfoURLKey(), &iconUserInfoURL, nullptr);
if (FAILED(hr))
return hr;
if (iconUserInfoURL.variantType() != VT_BSTR)
return E_FAIL;
String mainFrameURL;
if (m_mainFrame)
mainFrameURL = m_mainFrame->url().string();
if (!mainFrameURL.isEmpty() && mainFrameURL == toString(V_BSTR(&iconUserInfoURL)))
dispatchDidReceiveIconFromWebFrame(m_mainFrame);
return hr;
}
void WebView::registerForIconNotification(bool listen)
{
IWebNotificationCenter* nc = WebNotificationCenter::defaultCenterInternal();
if (listen)
nc->addObserver(this, WebIconDatabase::iconDatabaseDidAddIconNotification(), 0);
else
nc->removeObserver(this, WebIconDatabase::iconDatabaseDidAddIconNotification(), 0);
}
void WebView::dispatchDidReceiveIconFromWebFrame(WebFrame* frame)
{
registerForIconNotification(false);
if (m_frameLoadDelegate) {
String str = frame->url().string();
IntSize sz(16, 16);
BitmapInfo bmInfo = BitmapInfo::create(sz);
HBITMAP hBitmap = nullptr;
Image* icon = iconDatabase().synchronousIconForPageURL(str, sz);
if (icon && icon->width()) {
HWndDC dc(0);
hBitmap = CreateDIBSection(dc, &bmInfo, DIB_RGB_COLORS, 0, 0, 0);
icon->getHBITMAPOfSize(hBitmap, &sz);
}
HRESULT hr = m_frameLoadDelegate->didReceiveIcon(this, hBitmap, frame);
if ((hr == E_NOTIMPL) && hBitmap)
DeleteObject(hBitmap);
}
}
HRESULT WebView::setAccessibilityDelegate(
IAccessibilityDelegate* d)
{
m_accessibilityDelegate = d;
return S_OK;
}
HRESULT WebView::accessibilityDelegate(
IAccessibilityDelegate** d)
{
if (!m_accessibilityDelegate)
return E_POINTER;
return m_accessibilityDelegate.copyRefTo(d);
}
HRESULT STDMETHODCALLTYPE WebView::setUIDelegate(
IWebUIDelegate* d)
{
m_uiDelegate = d;
if (m_uiDelegatePrivate)
m_uiDelegatePrivate = 0;
if (d) {
if (FAILED(d->QueryInterface(IID_IWebUIDelegatePrivate, (void**)&m_uiDelegatePrivate)))
m_uiDelegatePrivate = 0;
}
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::uiDelegate(
IWebUIDelegate** d)
{
if (!m_uiDelegate)
return E_FAIL;
return m_uiDelegate.copyRefTo(d);
}
HRESULT STDMETHODCALLTYPE WebView::setResourceLoadDelegate(
IWebResourceLoadDelegate* d)
{
m_resourceLoadDelegate = d;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::resourceLoadDelegate(
IWebResourceLoadDelegate** d)
{
if (!m_resourceLoadDelegate)
return E_FAIL;
return m_resourceLoadDelegate.copyRefTo(d);
}
HRESULT STDMETHODCALLTYPE WebView::setDownloadDelegate(
IWebDownloadDelegate* d)
{
m_downloadDelegate = d;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::downloadDelegate(
IWebDownloadDelegate** d)
{
if (!m_downloadDelegate)
return E_FAIL;
return m_downloadDelegate.copyRefTo(d);
}
HRESULT STDMETHODCALLTYPE WebView::setFrameLoadDelegate(
IWebFrameLoadDelegate* d)
{
m_frameLoadDelegate = d;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::frameLoadDelegate(
IWebFrameLoadDelegate** d)
{
if (!m_frameLoadDelegate)
return E_FAIL;
return m_frameLoadDelegate.copyRefTo(d);
}
HRESULT STDMETHODCALLTYPE WebView::setPolicyDelegate(
IWebPolicyDelegate* d)
{
m_policyDelegate = d;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::policyDelegate(
IWebPolicyDelegate** d)
{
if (!m_policyDelegate)
return E_FAIL;
return m_policyDelegate.copyRefTo(d);
}
HRESULT STDMETHODCALLTYPE WebView::mainFrame(
IWebFrame** frame)
{
if (!frame) {
ASSERT_NOT_REACHED();
return E_POINTER;
}
*frame = m_mainFrame;
if (!m_mainFrame)
return E_FAIL;
m_mainFrame->AddRef();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::focusedFrame(
IWebFrame** frame)
{
if (!frame) {
ASSERT_NOT_REACHED();
return E_POINTER;
}
*frame = 0;
Frame* f = m_page->focusController().focusedFrame();
if (!f)
return E_FAIL;
WebFrame* webFrame = kit(f);
if (!webFrame)
return E_FAIL;
return webFrame->QueryInterface(IID_IWebFrame, (void**) frame);
}
HRESULT STDMETHODCALLTYPE WebView::backForwardList(
IWebBackForwardList** list)
{
if (!m_useBackForwardList)
return E_FAIL;
*list = WebBackForwardList::createInstance(static_cast<WebCore::BackForwardList*>(m_page->backForward().client()));
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setMaintainsBackForwardList(
BOOL flag)
{
m_useBackForwardList = !!flag;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::goBack(
BOOL* succeeded)
{
*succeeded = m_page->backForward().goBack();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::goForward(
BOOL* succeeded)
{
*succeeded = m_page->backForward().goForward();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::goToBackForwardItem(
IWebHistoryItem* item,
BOOL* succeeded)
{
*succeeded = FALSE;
COMPtr<WebHistoryItem> webHistoryItem;
HRESULT hr = item->QueryInterface(&webHistoryItem);
if (FAILED(hr))
return hr;
m_page->goToItem(*webHistoryItem->historyItem(), FrameLoadType::IndexedBackForward);
*succeeded = TRUE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setTextSizeMultiplier(
float multiplier)
{
if (!m_mainFrame)
return E_FAIL;
setZoomMultiplier(multiplier, true);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setPageSizeMultiplier(
float multiplier)
{
if (!m_mainFrame)
return E_FAIL;
setZoomMultiplier(multiplier, false);
return S_OK;
}
void WebView::setZoomMultiplier(float multiplier, bool isTextOnly)
{
m_zoomMultiplier = multiplier;
m_zoomsTextOnly = isTextOnly;
if (Frame* coreFrame = core(m_mainFrame)) {
if (m_zoomsTextOnly)
coreFrame->setPageAndTextZoomFactors(1, multiplier);
else
coreFrame->setPageAndTextZoomFactors(multiplier, 1);
}
}
HRESULT STDMETHODCALLTYPE WebView::textSizeMultiplier(
float* multiplier)
{
*multiplier = zoomMultiplier(true);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::pageSizeMultiplier(
float* multiplier)
{
*multiplier = zoomMultiplier(false);
return S_OK;
}
float WebView::zoomMultiplier(bool isTextOnly)
{
if (isTextOnly != m_zoomsTextOnly)
return 1.0f;
return m_zoomMultiplier;
}
HRESULT STDMETHODCALLTYPE WebView::setApplicationNameForUserAgent(
BSTR applicationName)
{
m_applicationName = toString(applicationName);
m_userAgentStandard = String();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::applicationNameForUserAgent(
BSTR* applicationName)
{
*applicationName = BString(m_applicationName).release();
if (!*applicationName && m_applicationName.length())
return E_OUTOFMEMORY;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setCustomUserAgent(
BSTR userAgentString)
{
m_userAgentOverridden = userAgentString;
m_userAgentCustom = toString(userAgentString);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::customUserAgent(
BSTR* userAgentString)
{
*userAgentString = 0;
if (!m_userAgentOverridden)
return S_OK;
*userAgentString = BString(m_userAgentCustom).release();
if (!*userAgentString && m_userAgentCustom.length())
return E_OUTOFMEMORY;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::userAgentForURL(
BSTR url,
BSTR* userAgent)
{
String userAgentString = userAgentForKURL(MarshallingHelpers::BSTRToKURL(url));
*userAgent = BString(userAgentString).release();
if (!*userAgent && userAgentString.length())
return E_OUTOFMEMORY;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::supportsTextEncoding(
BOOL* supports)
{
*supports = TRUE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setCustomTextEncodingName(
BSTR encodingName)
{
if (!m_mainFrame)
return E_FAIL;
HRESULT hr;
BString oldEncoding;
hr = customTextEncodingName(&oldEncoding);
if (FAILED(hr))
return hr;
if (oldEncoding != encodingName && (!oldEncoding || !encodingName || wcscmp(oldEncoding, encodingName))) {
if (Frame* coreFrame = core(m_mainFrame))
coreFrame->loader().reloadWithOverrideEncoding(toString(encodingName));
}
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::customTextEncodingName(
BSTR* encodingName)
{
HRESULT hr = S_OK;
COMPtr<IWebDataSource> dataSource;
COMPtr<WebDataSource> dataSourceImpl;
*encodingName = 0;
if (!m_mainFrame)
return E_FAIL;
if (FAILED(m_mainFrame->provisionalDataSource(&dataSource)) || !dataSource) {
hr = m_mainFrame->dataSource(&dataSource);
if (FAILED(hr) || !dataSource)
return hr;
}
hr = dataSource->QueryInterface(IID_WebDataSource, (void**)&dataSourceImpl);
if (FAILED(hr))
return hr;
BString str = dataSourceImpl->documentLoader()->overrideEncoding();
if (FAILED(hr))
return hr;
if (!*encodingName)
*encodingName = BString(m_overrideEncoding).release();
if (!*encodingName && m_overrideEncoding.length())
return E_OUTOFMEMORY;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setMediaStyle(
BSTR )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::mediaStyle(
BSTR* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::stringByEvaluatingJavaScriptFromString(
BSTR script, BSTR* result)
{
if (!result) {
ASSERT_NOT_REACHED();
return E_POINTER;
}
*result = 0;
Frame* coreFrame = core(m_mainFrame);
if (!coreFrame)
return E_FAIL;
JSC::JSValue scriptExecutionResult = coreFrame->script().executeScript(WTF::String(script), true).jsValue();
if (!scriptExecutionResult)
return E_FAIL;
else if (scriptExecutionResult.isString()) {
JSC::ExecState* exec = coreFrame->script().globalObject(mainThreadNormalWorld())->globalExec();
JSC::JSLockHolder lock(exec);
*result = BString(scriptExecutionResult.getString(exec));
}
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::windowScriptObject(
IWebScriptObject** )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::setPreferences(
IWebPreferences* prefs)
{
if (!prefs)
prefs = WebPreferences::sharedStandardPreferences();
if (m_preferences == prefs)
return S_OK;
COMPtr<WebPreferences> webPrefs(Query, prefs);
if (!webPrefs)
return E_NOINTERFACE;
webPrefs->willAddToWebView();
COMPtr<WebPreferences> oldPrefs = m_preferences;
IWebNotificationCenter* nc = WebNotificationCenter::defaultCenterInternal();
nc->removeObserver(this, WebPreferences::webPreferencesChangedNotification(), static_cast<IWebPreferences*>(m_preferences.get()));
BString identifier;
oldPrefs->identifier(&identifier);
oldPrefs->didRemoveFromWebView();
oldPrefs = 0;
m_preferences = webPrefs;
if (identifier)
WebPreferences::removeReferenceForIdentifier(identifier);
nc->addObserver(this, WebPreferences::webPreferencesChangedNotification(), static_cast<IWebPreferences*>(m_preferences.get()));
m_preferences->postPreferencesChangesNotification();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::preferences(
IWebPreferences** prefs)
{
if (!prefs)
return E_POINTER;
*prefs = m_preferences.get();
if (m_preferences)
m_preferences->AddRef();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setPreferencesIdentifier(
BSTR )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::preferencesIdentifier(
BSTR* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
static void systemParameterChanged(WPARAM parameter)
{
#if USE(CG)
if (parameter == SPI_SETFONTSMOOTHING || parameter == SPI_SETFONTSMOOTHINGTYPE || parameter == SPI_SETFONTSMOOTHINGCONTRAST || parameter == SPI_SETFONTSMOOTHINGORIENTATION)
wkSystemFontSmoothingChanged();
#endif
}
void WebView::windowReceivedMessage(HWND, UINT message, WPARAM wParam, LPARAM)
{
switch (message) {
case WM_NCACTIVATE:
updateActiveStateSoon();
if (!wParam)
deleteBackingStoreSoon();
break;
case WM_SETTINGCHANGE:
systemParameterChanged(wParam);
break;
}
}
void WebView::updateActiveStateSoon() const
{
SetTimer(m_viewWindow, UpdateActiveStateTimer, 0, 0);
}
void WebView::deleteBackingStoreSoon()
{
if (pendingDeleteBackingStoreSet().size() > 2) {
Vector<WebView*> views;
HashSet<WebView*>::iterator end = pendingDeleteBackingStoreSet().end();
for (HashSet<WebView*>::iterator it = pendingDeleteBackingStoreSet().begin(); it != end; ++it)
views.append(*it);
for (int i = 0; i < views.size(); ++i)
views[i]->deleteBackingStore();
ASSERT(pendingDeleteBackingStoreSet().isEmpty());
}
pendingDeleteBackingStoreSet().add(this);
m_deleteBackingStoreTimerActive = true;
SetTimer(m_viewWindow, DeleteBackingStoreTimer, delayBeforeDeletingBackingStoreMsec, 0);
}
void WebView::cancelDeleteBackingStoreSoon()
{
if (!m_deleteBackingStoreTimerActive)
return;
pendingDeleteBackingStoreSet().remove(this);
m_deleteBackingStoreTimerActive = false;
KillTimer(m_viewWindow, DeleteBackingStoreTimer);
}
HRESULT WebView::setHostWindow( HWND window)
{
if (m_viewWindow) {
if (window)
SetParent(m_viewWindow, window);
else if (!isBeingDestroyed()) {
SetParent(m_viewWindow, HWND_MESSAGE);
}
}
m_hostWindow = window;
windowAncestryDidChange();
if (m_page)
m_page->setDeviceScaleFactor(deviceScaleFactor());
return S_OK;
}
HRESULT WebView::hostWindow( HWND* window)
{
*window = m_hostWindow;
return S_OK;
}
static Frame *incrementFrame(Frame *curr, bool forward, bool wrapFlag)
{
return forward
? curr->tree().traverseNextWithWrap(wrapFlag)
: curr->tree().traversePreviousWithWrap(wrapFlag);
}
HRESULT STDMETHODCALLTYPE WebView::searchFor(
BSTR str,
BOOL forward,
BOOL caseFlag,
BOOL wrapFlag,
BOOL* found)
{
if (!found)
return E_INVALIDARG;
if (!m_page)
return E_UNEXPECTED;
if (!str || !SysStringLen(str))
return E_INVALIDARG;
FindOptions options = (caseFlag ? 0 : CaseInsensitive) | (forward ? 0 : Backwards) | (wrapFlag ? WrapAround : 0);
*found = m_page->findString(toString(str), options);
return S_OK;
}
bool WebView::active()
{
HWND activeWindow = GetActiveWindow();
if (usesLayeredWindow() && activeWindow == m_viewWindow)
return true;
return (activeWindow && m_topLevelParent == findTopLevelParent(activeWindow));
}
void WebView::updateActiveState()
{
m_page->focusController().setActive(active());
}
HRESULT STDMETHODCALLTYPE WebView::updateFocusedAndActiveState()
{
updateActiveState();
bool active = m_page->focusController().isActive();
Frame& mainFrame = m_page->mainFrame();
Frame& focusedFrame = m_page->focusController().focusedOrMainFrame();
mainFrame.selection().setFocused(active && &mainFrame == &focusedFrame);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::executeCoreCommandByName(BSTR name, BSTR value)
{
m_page->focusController().focusedOrMainFrame().editor().command(toString(name)).execute(toString(value));
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::clearMainFrameName()
{
m_page->mainFrame().tree().clearName();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::markAllMatchesForText(
BSTR str, BOOL caseSensitive, BOOL highlight, UINT limit, UINT* matches)
{
if (!matches)
return E_INVALIDARG;
if (!m_page)
return E_UNEXPECTED;
if (!str || !SysStringLen(str))
return E_INVALIDARG;
*matches = m_page->markAllMatchesForText(toString(str), caseSensitive ? TextCaseSensitive : TextCaseInsensitive, highlight, limit);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::unmarkAllTextMatches()
{
if (!m_page)
return E_UNEXPECTED;
m_page->unmarkAllTextMatches();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::rectsForTextMatches(
IEnumTextMatches** pmatches)
{
Vector<IntRect> allRects;
WebCore::Frame* frame = &m_page->mainFrame();
do {
if (Document* document = frame->document()) {
IntRect visibleRect = frame->view()->visibleContentRect();
Vector<IntRect> frameRects = document->markers().renderedRectsForMarkers(DocumentMarker::TextMatch);
IntPoint frameOffset(-frame->view()->scrollOffset().width(), -frame->view()->scrollOffset().height());
frameOffset = frame->view()->convertToContainingWindow(frameOffset);
Vector<IntRect>::iterator end = frameRects.end();
for (Vector<IntRect>::iterator it = frameRects.begin(); it < end; it++) {
it->intersect(visibleRect);
it->move(frameOffset.x(), frameOffset.y());
allRects.append(*it);
}
}
frame = incrementFrame(frame, true, false);
} while (frame);
return createMatchEnumerator(&allRects, pmatches);
}
HRESULT STDMETHODCALLTYPE WebView::generateSelectionImage(BOOL forceWhiteText, HBITMAP* hBitmap)
{
*hBitmap = 0;
WebCore::Frame& frame = m_page->focusController().focusedOrMainFrame();
auto bitmap = imageFromSelection(&frame, forceWhiteText ? TRUE : FALSE);
*hBitmap = bitmap.leak();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::selectionRect(RECT* rc)
{
WebCore::Frame& frame = m_page->focusController().focusedOrMainFrame();
IntRect ir = enclosingIntRect(frame.selection().selectionBounds());
ir = frame.view()->convertToContainingWindow(ir);
ir.move(-frame.view()->scrollOffset().width(), -frame.view()->scrollOffset().height());
rc->left = ir.x();
rc->top = ir.y();
rc->bottom = rc->top + ir.height();
rc->right = rc->left + ir.width();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::registerViewClass(
IWebDocumentView* ,
IWebDocumentRepresentation* ,
BSTR )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::setGroupName(
BSTR groupName)
{
if (m_webViewGroup)
m_webViewGroup->removeWebView(this);
m_webViewGroup = WebViewGroup::getOrCreate(groupName, localStorageDatabasePath(m_preferences.get()));
m_webViewGroup->addWebView(this);
if (!m_page)
return S_OK;
m_page->setUserContentController(&m_webViewGroup->userContentController());
m_page->setVisitedLinkStore(m_webViewGroup->visitedLinkStore());
m_page->setGroupName(toString(groupName));
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::groupName(
BSTR* groupName)
{
*groupName = 0;
if (!m_page)
return S_OK;
String groupNameString = m_page->groupName();
*groupName = BString(groupNameString).release();
if (!*groupName && groupNameString.length())
return E_OUTOFMEMORY;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::estimatedProgress(
double* estimatedProgress)
{
*estimatedProgress = m_page->progress().estimatedProgress();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::isLoading(
BOOL* isLoading)
{
COMPtr<IWebDataSource> dataSource;
COMPtr<IWebDataSource> provisionalDataSource;
if (!isLoading)
return E_POINTER;
*isLoading = FALSE;
if (!m_mainFrame)
return E_FAIL;
if (SUCCEEDED(m_mainFrame->dataSource(&dataSource)))
dataSource->isLoading(isLoading);
if (*isLoading)
return S_OK;
if (SUCCEEDED(m_mainFrame->provisionalDataSource(&provisionalDataSource)))
provisionalDataSource->isLoading(isLoading);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::elementAtPoint(
LPPOINT point,
IPropertyBag** elementDictionary)
{
if (!elementDictionary) {
ASSERT_NOT_REACHED();
return E_POINTER;
}
*elementDictionary = 0;
Frame* frame = core(m_mainFrame);
if (!frame)
return E_FAIL;
IntPoint webCorePoint = IntPoint(point->x, point->y);
HitTestResult result = HitTestResult(webCorePoint);
if (frame->contentRenderer())
result = frame->eventHandler().hitTestResultAtPoint(webCorePoint);
*elementDictionary = WebElementPropertyBag::createInstance(result);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::pasteboardTypesForSelection(
IEnumVARIANT** )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::writeSelectionWithPasteboardTypes(
BSTR* ,
int ,
IDataObject* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::pasteboardTypesForElement(
IPropertyBag* ,
IEnumVARIANT** )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::writeElement(
IPropertyBag* ,
BSTR* ,
int ,
IDataObject* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::selectedText(
BSTR* text)
{
if (!text) {
ASSERT_NOT_REACHED();
return E_POINTER;
}
*text = 0;
Frame* focusedFrame = m_page ? &m_page->focusController().focusedOrMainFrame() : 0;
if (!focusedFrame)
return E_FAIL;
String frameSelectedText = focusedFrame->editor().selectedText();
*text = BString(frameSelectedText).release();
if (!*text && frameSelectedText.length())
return E_OUTOFMEMORY;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::centerSelectionInVisibleArea(
IUnknown* )
{
Frame* coreFrame = core(m_mainFrame);
if (!coreFrame)
return E_FAIL;
coreFrame->selection().revealSelection(ScrollAlignment::alignCenterAlways);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::moveDragCaretToPoint(
LPPOINT )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::removeDragCaret( void)
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::setDrawsBackground(
BOOL )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::drawsBackground(
BOOL* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::setMainFrameURL(
BSTR )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::mainFrameURL(
BSTR* urlString)
{
if (!urlString)
return E_POINTER;
if (!m_mainFrame)
return E_FAIL;
COMPtr<IWebDataSource> dataSource;
if (FAILED(m_mainFrame->provisionalDataSource(&dataSource))) {
if (FAILED(m_mainFrame->dataSource(&dataSource)))
return E_FAIL;
}
if (!dataSource) {
*urlString = 0;
return S_OK;
}
COMPtr<IWebMutableURLRequest> request;
if (FAILED(dataSource->request(&request)) || !request)
return E_FAIL;
if (FAILED(request->URL(urlString)))
return E_FAIL;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::mainFrameDocument(
IDOMDocument** document)
{
if (document)
*document = 0;
if (!m_mainFrame)
return E_FAIL;
return m_mainFrame->DOMDocument(document);
}
HRESULT STDMETHODCALLTYPE WebView::mainFrameTitle(
BSTR* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT WebView::mainFrameIcon( HBITMAP* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::registerURLSchemeAsLocal(
BSTR scheme)
{
if (!scheme)
return E_POINTER;
SchemeRegistry::registerURLSchemeAsLocal(toString(scheme));
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::takeStringURLFrom(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::stopLoading(
IUnknown* )
{
if (!m_mainFrame)
return E_FAIL;
return m_mainFrame->stopLoading();
}
HRESULT STDMETHODCALLTYPE WebView::reload(
IUnknown* )
{
if (!m_mainFrame)
return E_FAIL;
return m_mainFrame->reload();
}
HRESULT STDMETHODCALLTYPE WebView::canGoBack(
IUnknown* ,
BOOL* result)
{
*result = !!(m_page->backForward().backItem() && !m_page->defersLoading());
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::goBack(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::canGoForward(
IUnknown* ,
BOOL* result)
{
*result = !!(m_page->backForward().forwardItem() && !m_page->defersLoading());
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::goForward(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
#define MinimumZoomMultiplier 0.5f
#define MaximumZoomMultiplier 3.0f
#define ZoomMultiplierRatio 1.2f
HRESULT STDMETHODCALLTYPE WebView::canMakeTextLarger(
IUnknown* ,
BOOL* result)
{
bool canGrowMore = canZoomIn(m_zoomsTextOnly);
*result = canGrowMore ? TRUE : FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::canZoomPageIn(
IUnknown* ,
BOOL* result)
{
bool canGrowMore = canZoomIn(false);
*result = canGrowMore ? TRUE : FALSE;
return S_OK;
}
bool WebView::canZoomIn(bool isTextOnly)
{
return zoomMultiplier(isTextOnly) * ZoomMultiplierRatio < MaximumZoomMultiplier;
}
HRESULT STDMETHODCALLTYPE WebView::makeTextLarger(
IUnknown* )
{
return zoomIn(m_zoomsTextOnly);
}
HRESULT STDMETHODCALLTYPE WebView::zoomPageIn(
IUnknown* )
{
return zoomIn(false);
}
HRESULT WebView::zoomIn(bool isTextOnly)
{
if (!canZoomIn(isTextOnly))
return E_FAIL;
setZoomMultiplier(zoomMultiplier(isTextOnly) * ZoomMultiplierRatio, isTextOnly);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::canMakeTextSmaller(
IUnknown* ,
BOOL* result)
{
bool canShrinkMore = canZoomOut(m_zoomsTextOnly);
*result = canShrinkMore ? TRUE : FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::canZoomPageOut(
IUnknown* ,
BOOL* result)
{
bool canShrinkMore = canZoomOut(false);
*result = canShrinkMore ? TRUE : FALSE;
return S_OK;
}
bool WebView::canZoomOut(bool isTextOnly)
{
return zoomMultiplier(isTextOnly) / ZoomMultiplierRatio > MinimumZoomMultiplier;
}
HRESULT STDMETHODCALLTYPE WebView::makeTextSmaller(
IUnknown* )
{
return zoomOut(m_zoomsTextOnly);
}
HRESULT STDMETHODCALLTYPE WebView::zoomPageOut(
IUnknown* )
{
return zoomOut(false);
}
HRESULT WebView::zoomOut(bool isTextOnly)
{
if (!canZoomOut(isTextOnly))
return E_FAIL;
setZoomMultiplier(zoomMultiplier(isTextOnly) / ZoomMultiplierRatio, isTextOnly);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::canMakeTextStandardSize(
IUnknown* ,
BOOL* result)
{
bool notAlreadyStandard = canResetZoom(true);
*result = notAlreadyStandard ? TRUE : FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::canResetPageZoom(
IUnknown* ,
BOOL* result)
{
bool notAlreadyStandard = canResetZoom(false);
*result = notAlreadyStandard ? TRUE : FALSE;
return S_OK;
}
bool WebView::canResetZoom(bool isTextOnly)
{
return zoomMultiplier(isTextOnly) != 1.0f;
}
HRESULT STDMETHODCALLTYPE WebView::makeTextStandardSize(
IUnknown* )
{
return resetZoom(true);
}
HRESULT STDMETHODCALLTYPE WebView::resetPageZoom(
IUnknown* )
{
return resetZoom(false);
}
HRESULT WebView::resetZoom(bool isTextOnly)
{
if (!canResetZoom(isTextOnly))
return E_FAIL;
setZoomMultiplier(1.0f, isTextOnly);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::toggleContinuousSpellChecking(
IUnknown* )
{
HRESULT hr;
BOOL enabled;
if (FAILED(hr = isContinuousSpellCheckingEnabled(&enabled)))
return hr;
return setContinuousSpellCheckingEnabled(enabled ? FALSE : TRUE);
}
HRESULT STDMETHODCALLTYPE WebView::toggleSmartInsertDelete(
IUnknown* )
{
BOOL enabled = FALSE;
HRESULT hr = smartInsertDeleteEnabled(&enabled);
if (FAILED(hr))
return hr;
return setSmartInsertDeleteEnabled(enabled ? FALSE : TRUE);
}
HRESULT STDMETHODCALLTYPE WebView::toggleGrammarChecking(
IUnknown* )
{
BOOL enabled;
HRESULT hr = isGrammarCheckingEnabled(&enabled);
if (FAILED(hr))
return hr;
return setGrammarCheckingEnabled(enabled ? FALSE : TRUE);
}
HRESULT STDMETHODCALLTYPE WebView::reloadFromOrigin(
IUnknown* )
{
if (!m_mainFrame)
return E_FAIL;
return m_mainFrame->reloadFromOrigin();
}
HRESULT STDMETHODCALLTYPE WebView::computedStyleForElement(
IDOMElement* ,
BSTR ,
IDOMCSSStyleDeclaration** )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::editableDOMRangeForPoint(
LPPOINT ,
IDOMRange** )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::setSelectedDOMRange(
IDOMRange* ,
WebSelectionAffinity )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT WebView::selectedDOMRange(IDOMRange** range)
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::selectionAffinity(
WebSelectionAffinity* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT WebView::setEditable(BOOL flag)
{
if (!m_page)
return S_OK;
if (m_page->isEditable() == static_cast<bool>(flag))
return S_OK;
m_page->setEditable(flag);
if (!m_page->tabKeyCyclesThroughElements())
m_page->setTabKeyCyclesThroughElements(!flag);
return S_OK;
}
HRESULT WebView::isEditable(BOOL* isEditable)
{
if (!isEditable)
return E_POINTER;
if (!m_page) {
*isEditable = FALSE;
return S_OK;
}
*isEditable = m_page->isEditable();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setTypingStyle(
IDOMCSSStyleDeclaration* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::typingStyle(
IDOMCSSStyleDeclaration** )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::setSmartInsertDeleteEnabled(
BOOL flag)
{
if (m_page->settings().smartInsertDeleteEnabled() != !!flag) {
m_page->settings().setSmartInsertDeleteEnabled(!!flag);
setSelectTrailingWhitespaceEnabled(!flag);
}
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::smartInsertDeleteEnabled(
BOOL* enabled)
{
*enabled = m_page->settings().smartInsertDeleteEnabled() ? TRUE : FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setSelectTrailingWhitespaceEnabled(
BOOL flag)
{
if (m_page->settings().selectTrailingWhitespaceEnabled() != !!flag) {
m_page->settings().setSelectTrailingWhitespaceEnabled(!!flag);
setSmartInsertDeleteEnabled(!flag);
}
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::isSelectTrailingWhitespaceEnabled(
BOOL* enabled)
{
*enabled = m_page->settings().selectTrailingWhitespaceEnabled() ? TRUE : FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setContinuousSpellCheckingEnabled(
BOOL flag)
{
if (continuousSpellCheckingEnabled != !!flag) {
continuousSpellCheckingEnabled = !!flag;
COMPtr<IWebPreferences> prefs;
if (SUCCEEDED(preferences(&prefs)))
prefs->setContinuousSpellCheckingEnabled(flag);
}
BOOL spellCheckingEnabled;
if (SUCCEEDED(isContinuousSpellCheckingEnabled(&spellCheckingEnabled)) && spellCheckingEnabled)
preflightSpellChecker();
else
m_mainFrame->unmarkAllMisspellings();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::isContinuousSpellCheckingEnabled(
BOOL* enabled)
{
*enabled = (continuousSpellCheckingEnabled && continuousCheckingAllowed()) ? TRUE : FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::spellCheckerDocumentTag(
int* tag)
{
*tag = 0;
m_hasSpellCheckerDocumentTag = true;
return S_OK;
}
static COMPtr<IWebEditingDelegate> spellingDelegateForTimer;
static void preflightSpellCheckerNow()
{
spellingDelegateForTimer->preflightChosenSpellServer();
spellingDelegateForTimer = 0;
}
static void CALLBACK preflightSpellCheckerTimerCallback(HWND, UINT, UINT_PTR id, DWORD)
{
::KillTimer(0, id);
preflightSpellCheckerNow();
}
void WebView::preflightSpellChecker()
{
if (!m_editingDelegate)
return;
BOOL exists;
spellingDelegateForTimer = m_editingDelegate;
if (SUCCEEDED(m_editingDelegate->sharedSpellCheckerExists(&exists)) && exists)
preflightSpellCheckerNow();
else
::SetTimer(0, 0, 2000, preflightSpellCheckerTimerCallback);
}
bool WebView::continuousCheckingAllowed()
{
static bool allowContinuousSpellChecking = true;
static bool readAllowContinuousSpellCheckingDefault = false;
if (!readAllowContinuousSpellCheckingDefault) {
COMPtr<IWebPreferences> prefs;
if (SUCCEEDED(preferences(&prefs))) {
BOOL allowed;
prefs->allowContinuousSpellChecking(&allowed);
allowContinuousSpellChecking = !!allowed;
}
readAllowContinuousSpellCheckingDefault = true;
}
return allowContinuousSpellChecking;
}
HRESULT STDMETHODCALLTYPE WebView::undoManager(
IWebUndoManager** )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT WebView::setEditingDelegate(IWebEditingDelegate* d)
{
if (m_editingDelegate == d)
return S_OK;
static BSTR webViewDidBeginEditingNotificationName = SysAllocString(WebViewDidBeginEditingNotification);
static BSTR webViewDidChangeSelectionNotificationName = SysAllocString(WebViewDidChangeSelectionNotification);
static BSTR webViewDidEndEditingNotificationName = SysAllocString(WebViewDidEndEditingNotification);
static BSTR webViewDidChangeTypingStyleNotificationName = SysAllocString(WebViewDidChangeTypingStyleNotification);
static BSTR webViewDidChangeNotificationName = SysAllocString(WebViewDidChangeNotification);
IWebNotificationCenter* notifyCenter = WebNotificationCenter::defaultCenterInternal();
COMPtr<IWebNotificationObserver> wasObserver(Query, m_editingDelegate);
if (wasObserver) {
notifyCenter->removeObserver(wasObserver.get(), webViewDidBeginEditingNotificationName, nullptr);
notifyCenter->removeObserver(wasObserver.get(), webViewDidChangeSelectionNotificationName, nullptr);
notifyCenter->removeObserver(wasObserver.get(), webViewDidEndEditingNotificationName, nullptr);
notifyCenter->removeObserver(wasObserver.get(), webViewDidChangeTypingStyleNotificationName, nullptr);
notifyCenter->removeObserver(wasObserver.get(), webViewDidChangeNotificationName, nullptr);
}
m_editingDelegate = d;
COMPtr<IWebNotificationObserver> isObserver(Query, m_editingDelegate);
if (isObserver) {
notifyCenter->addObserver(isObserver.get(), webViewDidBeginEditingNotificationName, nullptr);
notifyCenter->addObserver(isObserver.get(), webViewDidChangeSelectionNotificationName, nullptr);
notifyCenter->addObserver(isObserver.get(), webViewDidEndEditingNotificationName, nullptr);
notifyCenter->addObserver(isObserver.get(), webViewDidChangeTypingStyleNotificationName, nullptr);
notifyCenter->addObserver(isObserver.get(), webViewDidChangeNotificationName, nullptr);
}
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::editingDelegate(
IWebEditingDelegate** d)
{
if (!d) {
ASSERT_NOT_REACHED();
return E_POINTER;
}
*d = m_editingDelegate.get();
if (!*d)
return E_FAIL;
(*d)->AddRef();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::styleDeclarationWithText(
BSTR ,
IDOMCSSStyleDeclaration** )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::hasSelectedRange(
BOOL* hasSelectedRange)
{
*hasSelectedRange = m_page->mainFrame().selection().isRange();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::cutEnabled(
BOOL* enabled)
{
Editor& editor = m_page->focusController().focusedOrMainFrame().editor();
*enabled = editor.canCut() || editor.canDHTMLCut();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::copyEnabled(
BOOL* enabled)
{
Editor& editor = m_page->focusController().focusedOrMainFrame().editor();
*enabled = editor.canCopy() || editor.canDHTMLCopy();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::pasteEnabled(
BOOL* enabled)
{
Editor& editor = m_page->focusController().focusedOrMainFrame().editor();
*enabled = editor.canPaste() || editor.canDHTMLPaste();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::deleteEnabled(
BOOL* enabled)
{
*enabled = m_page->focusController().focusedOrMainFrame().editor().canDelete();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::editingEnabled(
BOOL* enabled)
{
*enabled = m_page->focusController().focusedOrMainFrame().editor().canEdit();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::isGrammarCheckingEnabled(
BOOL* enabled)
{
*enabled = grammarCheckingEnabled ? TRUE : FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setGrammarCheckingEnabled(
BOOL enabled)
{
if (!m_editingDelegate) {
LOG_ERROR("No NSSpellChecker");
return E_FAIL;
}
if (grammarCheckingEnabled == !!enabled)
return S_OK;
grammarCheckingEnabled = !!enabled;
COMPtr<IWebPreferences> prefs;
if (SUCCEEDED(preferences(&prefs)))
prefs->setGrammarCheckingEnabled(enabled);
m_editingDelegate->updateGrammar();
BOOL grammarEnabled;
if (SUCCEEDED(isGrammarCheckingEnabled(&grammarEnabled)) && !grammarEnabled)
m_mainFrame->unmarkAllBadGrammar();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::replaceSelectionWithNode(
IDOMNode* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::replaceSelectionWithText(
BSTR text)
{
Position start = m_page->mainFrame().selection().selection().start();
m_page->focusController().focusedOrMainFrame().editor().insertText(toString(text), 0);
m_page->mainFrame().selection().setBase(start);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::replaceSelectionWithMarkupString(
BSTR )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::replaceSelectionWithArchive(
IWebArchive* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::deleteSelection( void)
{
Editor& editor = m_page->focusController().focusedOrMainFrame().editor();
editor.deleteSelectionWithSmartDelete(editor.canSmartCopyOrDelete());
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::clearSelection( void)
{
m_page->focusController().focusedOrMainFrame().selection().clear();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::applyStyle(
IDOMCSSStyleDeclaration* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::copy(
IUnknown* )
{
m_page->focusController().focusedOrMainFrame().editor().command("Copy").execute();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::cut(
IUnknown* )
{
m_page->focusController().focusedOrMainFrame().editor().command("Cut").execute();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::paste(
IUnknown* )
{
m_page->focusController().focusedOrMainFrame().editor().command("Paste").execute();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::copyURL(
BSTR url)
{
m_page->focusController().focusedOrMainFrame().editor().copyURL(MarshallingHelpers::BSTRToKURL(url), "");
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::copyFont(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::pasteFont(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::delete_(
IUnknown* )
{
m_page->focusController().focusedOrMainFrame().editor().command("Delete").execute();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::pasteAsPlainText(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::pasteAsRichText(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::changeFont(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::changeAttributes(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::changeDocumentBackgroundColor(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::changeColor(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::alignCenter(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::alignJustified(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::alignLeft(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::alignRight(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::checkSpelling(
IUnknown* )
{
if (!m_editingDelegate) {
LOG_ERROR("No NSSpellChecker");
return E_FAIL;
}
core(m_mainFrame)->editor().advanceToNextMisspelling();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::showGuessPanel(
IUnknown* )
{
if (!m_editingDelegate) {
LOG_ERROR("No NSSpellChecker");
return E_FAIL;
}
BOOL showing;
if (SUCCEEDED(m_editingDelegate->spellingUIIsShowing(&showing)) && showing) {
m_editingDelegate->showSpellingUI(FALSE);
}
core(m_mainFrame)->editor().advanceToNextMisspelling(true);
m_editingDelegate->showSpellingUI(TRUE);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::performFindPanelAction(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::startSpeaking(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::stopSpeaking(
IUnknown* )
{
ASSERT_NOT_REACHED();
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::onNotify(
IWebNotification* notification)
{
BString name;
HRESULT hr = notification->name(&name);
if (FAILED(hr))
return hr;
if (!wcscmp(name, WebIconDatabase::iconDatabaseDidAddIconNotification()))
return notifyDidAddIcon(notification);
if (!wcscmp(name, WebPreferences::webPreferencesChangedNotification()))
return notifyPreferencesChanged(notification);
return hr;
}
HRESULT WebView::notifyPreferencesChanged(IWebNotification* notification)
{
HRESULT hr;
COMPtr<IUnknown> unkPrefs;
hr = notification->getObject(&unkPrefs);
if (FAILED(hr))
return hr;
COMPtr<IWebPreferences> preferences(Query, unkPrefs);
if (!preferences)
return E_NOINTERFACE;
ASSERT(preferences == m_preferences);
BString str;
int size;
unsigned javaScriptRuntimeFlags;
BOOL enabled;
Settings& settings = m_page->settings();
hr = preferences->cursiveFontFamily(&str);
if (FAILED(hr))
return hr;
settings.setCursiveFontFamily(toAtomicString(str));
str.clear();
hr = preferences->defaultFixedFontSize(&size);
if (FAILED(hr))
return hr;
settings.setDefaultFixedFontSize(size);
hr = preferences->defaultFontSize(&size);
if (FAILED(hr))
return hr;
settings.setDefaultFontSize(size);
hr = preferences->defaultTextEncodingName(&str);
if (FAILED(hr))
return hr;
settings.setDefaultTextEncodingName(toString(str));
str.clear();
hr = preferences->fantasyFontFamily(&str);
if (FAILED(hr))
return hr;
settings.setFantasyFontFamily(toAtomicString(str));
str.clear();
hr = preferences->fixedFontFamily(&str);
if (FAILED(hr))
return hr;
settings.setFixedFontFamily(toAtomicString(str));
str.clear();
#if ENABLE(VIDEO_TRACK)
hr = preferences->shouldDisplaySubtitles(&enabled);
if (FAILED(hr))
return hr;
settings.setShouldDisplaySubtitles(enabled);
hr = preferences->shouldDisplayCaptions(&enabled);
if (FAILED(hr))
return hr;
settings.setShouldDisplayCaptions(enabled);
hr = preferences->shouldDisplayTextDescriptions(&enabled);
if (FAILED(hr))
return hr;
settings.setShouldDisplayTextDescriptions(enabled);
#endif
COMPtr<IWebPreferencesPrivate2> prefsPrivate(Query, preferences);
if (prefsPrivate) {
hr = prefsPrivate->localStorageDatabasePath(&str);
if (FAILED(hr))
return hr;
settings.setLocalStorageDatabasePath(toString(str));
str.clear();
}
hr = preferences->pictographFontFamily(&str);
if (FAILED(hr))
return hr;
settings.setPictographFontFamily(toAtomicString(str));
str.clear();
hr = preferences->isJavaEnabled(&enabled);
if (FAILED(hr))
return hr;
settings.setJavaEnabled(!!enabled);
hr = preferences->isJavaScriptEnabled(&enabled);
if (FAILED(hr))
return hr;
settings.setScriptEnabled(!!enabled);
hr = preferences->javaScriptCanOpenWindowsAutomatically(&enabled);
if (FAILED(hr))
return hr;
settings.setJavaScriptCanOpenWindowsAutomatically(!!enabled);
hr = preferences->minimumFontSize(&size);
if (FAILED(hr))
return hr;
settings.setMinimumFontSize(size);
hr = preferences->minimumLogicalFontSize(&size);
if (FAILED(hr))
return hr;
settings.setMinimumLogicalFontSize(size);
hr = preferences->arePlugInsEnabled(&enabled);
if (FAILED(hr))
return hr;
settings.setPluginsEnabled(!!enabled);
hr = preferences->isCSSRegionsEnabled(&enabled);
if (FAILED(hr))
return hr;
RuntimeEnabledFeatures::sharedFeatures().setCSSRegionsEnabled(!!enabled);
hr = preferences->privateBrowsingEnabled(&enabled);
if (FAILED(hr))
return hr;
#if PLATFORM(WIN) || USE(CFNETWORK)
if (enabled)
WebFrameNetworkingContext::ensurePrivateBrowsingSession();
else
WebFrameNetworkingContext::destroyPrivateBrowsingSession();
#endif
m_page->enableLegacyPrivateBrowsing(!!enabled);
hr = preferences->sansSerifFontFamily(&str);
if (FAILED(hr))
return hr;
settings.setSansSerifFontFamily(toAtomicString(str));
str.clear();
hr = preferences->serifFontFamily(&str);
if (FAILED(hr))
return hr;
settings.setSerifFontFamily(toAtomicString(str));
str.clear();
hr = preferences->standardFontFamily(&str);
if (FAILED(hr))
return hr;
settings.setStandardFontFamily(toAtomicString(str));
str.clear();
hr = preferences->loadsImagesAutomatically(&enabled);
if (FAILED(hr))
return hr;
settings.setLoadsImagesAutomatically(!!enabled);
hr = preferences->userStyleSheetEnabled(&enabled);
if (FAILED(hr))
return hr;
if (enabled) {
hr = preferences->userStyleSheetLocation(&str);
if (FAILED(hr))
return hr;
RetainPtr<CFURLRef> url = adoptCF(CFURLCreateWithString(kCFAllocatorDefault, toString(str).createCFString().get(), 0));
if (!url) {
DWORD len = SysStringLen(str) + 1;
int result = WideCharToMultiByte(CP_UTF8, 0, str, len, 0, 0, 0, 0);
Vector<UInt8> utf8Path(result);
if (!WideCharToMultiByte(CP_UTF8, 0, str, len, (LPSTR)utf8Path.data(), result, 0, 0))
return E_FAIL;
url = adoptCF(CFURLCreateFromFileSystemRepresentation(0, utf8Path.data(), result - 1, false));
}
settings.setUserStyleSheetLocation(url.get());
str.clear();
} else
settings.setUserStyleSheetLocation(URL());
hr = preferences->shouldPrintBackgrounds(&enabled);
if (FAILED(hr))
return hr;
settings.setShouldPrintBackgrounds(!!enabled);
hr = preferences->textAreasAreResizable(&enabled);
if (FAILED(hr))
return hr;
settings.setTextAreasAreResizable(!!enabled);
WebKitEditableLinkBehavior behavior;
hr = preferences->editableLinkBehavior(&behavior);
if (FAILED(hr))
return hr;
settings.setEditableLinkBehavior((EditableLinkBehavior)behavior);
hr = preferences->usesPageCache(&enabled);
if (FAILED(hr))
return hr;
settings.setUsesPageCache(!!enabled);
hr = preferences->isDOMPasteAllowed(&enabled);
if (FAILED(hr))
return hr;
settings.setDOMPasteAllowed(!!enabled);
hr = preferences->zoomsTextOnly(&enabled);
if (FAILED(hr))
return hr;
if (m_zoomsTextOnly != !!enabled)
setZoomMultiplier(m_zoomMultiplier, enabled);
settings.setShowsURLsInToolTips(false);
settings.setForceFTPDirectoryListings(true);
settings.setDeveloperExtrasEnabled(developerExtrasEnabled());
settings.setNeedsSiteSpecificQuirks(s_allowSiteSpecificHacks);
FontSmoothingType smoothingType;
hr = preferences->fontSmoothing(&smoothingType);
if (FAILED(hr))
return hr;
settings.setFontRenderingMode(smoothingType != FontSmoothingTypeWindows ? NormalRenderingMode : AlternateRenderingMode);
#if USE(AVFOUNDATION)
hr = preferences->avFoundationEnabled(&enabled);
if (FAILED(hr))
return hr;
settings.setAVFoundationEnabled(enabled);
#endif
if (prefsPrivate) {
hr = prefsPrivate->authorAndUserStylesEnabled(&enabled);
if (FAILED(hr))
return hr;
settings.setAuthorAndUserStylesEnabled(enabled);
}
hr = prefsPrivate->offlineWebApplicationCacheEnabled(&enabled);
if (FAILED(hr))
return hr;
settings.setOfflineWebApplicationCacheEnabled(enabled);
hr = prefsPrivate->databasesEnabled(&enabled);
if (FAILED(hr))
return hr;
DatabaseManager::singleton().setIsAvailable(enabled);
hr = prefsPrivate->localStorageEnabled(&enabled);
if (FAILED(hr))
return hr;
settings.setLocalStorageEnabled(enabled);
hr = prefsPrivate->experimentalNotificationsEnabled(&enabled);
if (FAILED(hr))
return hr;
settings.setExperimentalNotificationsEnabled(enabled);
hr = prefsPrivate->isWebSecurityEnabled(&enabled);
if (FAILED(hr))
return hr;
settings.setWebSecurityEnabled(!!enabled);
hr = prefsPrivate->allowUniversalAccessFromFileURLs(&enabled);
if (FAILED(hr))
return hr;
settings.setAllowUniversalAccessFromFileURLs(!!enabled);
hr = prefsPrivate->allowFileAccessFromFileURLs(&enabled);
if (FAILED(hr))
return hr;
settings.setAllowFileAccessFromFileURLs(!!enabled);
hr = prefsPrivate->javaScriptCanAccessClipboard(&enabled);
if (FAILED(hr))
return hr;
settings.setJavaScriptCanAccessClipboard(!!enabled);
hr = prefsPrivate->isXSSAuditorEnabled(&enabled);
if (FAILED(hr))
return hr;
settings.setXSSAuditorEnabled(!!enabled);
hr = prefsPrivate->shouldUseHighResolutionTimers(&enabled);
if (FAILED(hr))
return hr;
settings.setShouldUseHighResolutionTimers(enabled);
hr = prefsPrivate->isFrameFlatteningEnabled(&enabled);
if (FAILED(hr))
return hr;
settings.setFrameFlatteningEnabled(enabled);
hr = prefsPrivate->acceleratedCompositingEnabled(&enabled);
if (FAILED(hr))
return hr;
#if USE(TEXTURE_MAPPER_GL)
static bool acceleratedCompositingAvailable = AcceleratedCompositingContext::acceleratedCompositingAvailable();
enabled = enabled && acceleratedCompositingAvailable;
#endif
settings.setAcceleratedCompositingEnabled(enabled);
hr = prefsPrivate->showDebugBorders(&enabled);
if (FAILED(hr))
return hr;
settings.setShowDebugBorders(enabled);
hr = prefsPrivate->showRepaintCounter(&enabled);
if (FAILED(hr))
return hr;
settings.setShowRepaintCounter(enabled);
#if ENABLE(WEB_AUDIO)
settings.setWebAudioEnabled(true);
#endif // ENABLE(WEB_AUDIO)
#if ENABLE(WEBGL)
settings.setWebGLEnabled(true);
#endif // ENABLE(WEBGL)
hr = prefsPrivate->isDNSPrefetchingEnabled(&enabled);
if (FAILED(hr))
return hr;
settings.setDNSPrefetchingEnabled(enabled);
hr = prefsPrivate->hyperlinkAuditingEnabled(&enabled);
if (FAILED(hr))
return hr;
settings.setHyperlinkAuditingEnabled(enabled);
hr = prefsPrivate->loadsSiteIconsIgnoringImageLoadingPreference(&enabled);
if (FAILED(hr))
return hr;
settings.setLoadsSiteIconsIgnoringImageLoadingSetting(!!enabled);
hr = prefsPrivate->showsToolTipOverTruncatedText(&enabled);
if (FAILED(hr))
return hr;
settings.setShowsToolTipOverTruncatedText(enabled);
if (!m_closeWindowTimer)
m_mainFrame->invalidate();
hr = updateSharedSettingsFromPreferencesIfNeeded(preferences.get());
if (FAILED(hr))
return hr;
#if ENABLE(FULLSCREEN_API)
hr = prefsPrivate->isFullScreenEnabled(&enabled);
if (FAILED(hr))
return hr;
settings.setFullScreenEnabled(enabled);
#endif
hr = prefsPrivate->mediaPlaybackRequiresUserGesture(&enabled);
if (FAILED(hr))
return hr;
settings.setRequiresUserGestureForMediaPlayback(enabled);
hr = prefsPrivate->mediaPlaybackAllowsInline(&enabled);
if (FAILED(hr))
return hr;
settings.setAllowsInlineMediaPlayback(enabled);
hr = prefsPrivate->shouldInvertColors(&enabled);
if (FAILED(hr))
return hr;
setShouldInvertColors(enabled);
hr = prefsPrivate->requestAnimationFrameEnabled(&enabled);
if (FAILED(hr))
return hr;
settings.setRequestAnimationFrameEnabled(enabled);
hr = prefsPrivate->mockScrollbarsEnabled(&enabled);
if (FAILED(hr))
return hr;
settings.setMockScrollbarsEnabled(enabled);
hr = prefsPrivate->isInheritURIQueryComponentEnabled(&enabled);
if (FAILED(hr))
return hr;
settings.setEnableInheritURIQueryComponent(enabled);
hr = prefsPrivate->javaScriptRuntimeFlags(&javaScriptRuntimeFlags);
if (FAILED(hr))
return hr;
settings.setJavaScriptRuntimeFlags(JSC::RuntimeFlags(javaScriptRuntimeFlags));
return S_OK;
}
HRESULT updateSharedSettingsFromPreferencesIfNeeded(IWebPreferences* preferences)
{
if (preferences != WebPreferences::sharedStandardPreferences())
return S_OK;
WebKitCookieStorageAcceptPolicy acceptPolicy;
HRESULT hr = preferences->cookieStorageAcceptPolicy(&acceptPolicy);
if (FAILED(hr))
return hr;
#if USE(CFNETWORK)
WebFrameNetworkingContext::setCookieAcceptPolicyForAllContexts(acceptPolicy);
#endif
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::MIMETypeForExtension(
BSTR extension,
BSTR* mimeType)
{
if (!mimeType)
return E_POINTER;
*mimeType = BString(MIMETypeRegistry::getMIMETypeForExtension(toString(extension))).release();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setCustomDropTarget(
IDropTarget* dt)
{
ASSERT(::IsWindow(m_viewWindow));
if (!dt)
return E_POINTER;
m_hasCustomDropTarget = true;
revokeDragDrop();
return ::RegisterDragDrop(m_viewWindow,dt);
}
HRESULT STDMETHODCALLTYPE WebView::removeCustomDropTarget()
{
if (!m_hasCustomDropTarget)
return S_OK;
m_hasCustomDropTarget = false;
revokeDragDrop();
return registerDragDrop();
}
HRESULT STDMETHODCALLTYPE WebView::setInViewSourceMode(
BOOL flag)
{
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE WebView::inViewSourceMode(
BOOL* flag)
{
return E_NOTIMPL;
}
HRESULT WebView::viewWindow( HWND* window)
{
*window = m_viewWindow;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setFormDelegate(
IWebFormDelegate *formDelegate)
{
m_formDelegate = formDelegate;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::formDelegate(
IWebFormDelegate **formDelegate)
{
if (!m_formDelegate)
return E_FAIL;
return m_formDelegate.copyRefTo(formDelegate);
}
HRESULT STDMETHODCALLTYPE WebView::setFrameLoadDelegatePrivate(
IWebFrameLoadDelegatePrivate* d)
{
if (m_frameLoadDelegatePrivate == d)
return S_OK;
static BSTR webViewProgressFinishedNotificationName = SysAllocString(WebViewProgressFinishedNotification);
IWebNotificationCenter* notifyCenter = WebNotificationCenter::defaultCenterInternal();
COMPtr<IWebNotificationObserver> wasObserver(Query, m_frameLoadDelegatePrivate);
if (wasObserver)
notifyCenter->removeObserver(wasObserver.get(), webViewProgressFinishedNotificationName, nullptr);
m_frameLoadDelegatePrivate = d;
COMPtr<IWebNotificationObserver> isObserver(Query, m_frameLoadDelegatePrivate);
if (isObserver)
notifyCenter->addObserver(isObserver.get(), webViewProgressFinishedNotificationName, nullptr);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::frameLoadDelegatePrivate(
IWebFrameLoadDelegatePrivate** d)
{
if (!m_frameLoadDelegatePrivate)
return E_FAIL;
return m_frameLoadDelegatePrivate.copyRefTo(d);
}
HRESULT STDMETHODCALLTYPE WebView::scrollOffset(
LPPOINT offset)
{
if (!offset)
return E_POINTER;
IntSize offsetIntSize = m_page->mainFrame().view()->scrollOffset();
offset->x = offsetIntSize.width();
offset->y = offsetIntSize.height();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::scrollBy(
LPPOINT offset)
{
if (!offset)
return E_POINTER;
m_page->mainFrame().view()->scrollBy(IntSize(offset->x, offset->y));
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::visibleContentRect(
LPRECT rect)
{
if (!rect)
return E_POINTER;
FloatRect visibleContent = m_page->mainFrame().view()->visibleContentRect();
rect->left = (LONG) visibleContent.x();
rect->top = (LONG) visibleContent.y();
rect->right = (LONG) visibleContent.maxX();
rect->bottom = (LONG) visibleContent.maxY();
return S_OK;
}
static DWORD dragOperationToDragCursor(DragOperation op) {
DWORD res = DROPEFFECT_NONE;
if (op & DragOperationCopy)
res = DROPEFFECT_COPY;
else if (op & DragOperationLink)
res = DROPEFFECT_LINK;
else if (op & DragOperationMove)
res = DROPEFFECT_MOVE;
else if (op & DragOperationGeneric)
res = DROPEFFECT_MOVE; return res;
}
DragOperation WebView::keyStateToDragOperation(DWORD grfKeyState) const
{
if (!m_page)
return DragOperationNone;
DragOperation operation = m_page->dragController().sourceDragOperation();
if ((grfKeyState & (MK_CONTROL | MK_SHIFT)) == (MK_CONTROL | MK_SHIFT))
operation = DragOperationLink;
else if ((grfKeyState & MK_CONTROL) == MK_CONTROL)
operation = DragOperationCopy;
else if ((grfKeyState & MK_SHIFT) == MK_SHIFT)
operation = DragOperationGeneric;
return operation;
}
HRESULT STDMETHODCALLTYPE WebView::DragEnter(
IDataObject* pDataObject, DWORD grfKeyState, POINTL pt, DWORD* pdwEffect)
{
m_dragData = 0;
if (m_dropTargetHelper)
m_dropTargetHelper->DragEnter(m_viewWindow, pDataObject, (POINT*)&pt, *pdwEffect);
POINTL localpt = pt;
::ScreenToClient(m_viewWindow, (LPPOINT)&localpt);
DragData data(pDataObject, IntPoint(localpt.x, localpt.y),
IntPoint(pt.x, pt.y), keyStateToDragOperation(grfKeyState));
*pdwEffect = dragOperationToDragCursor(m_page->dragController().dragEntered(data));
m_lastDropEffect = *pdwEffect;
m_dragData = pDataObject;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::DragOver(
DWORD grfKeyState, POINTL pt, DWORD* pdwEffect)
{
if (m_dropTargetHelper)
m_dropTargetHelper->DragOver((POINT*)&pt, *pdwEffect);
if (m_dragData) {
POINTL localpt = pt;
::ScreenToClient(m_viewWindow, (LPPOINT)&localpt);
DragData data(m_dragData.get(), IntPoint(localpt.x, localpt.y),
IntPoint(pt.x, pt.y), keyStateToDragOperation(grfKeyState));
*pdwEffect = dragOperationToDragCursor(m_page->dragController().dragUpdated(data));
} else
*pdwEffect = DROPEFFECT_NONE;
m_lastDropEffect = *pdwEffect;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::DragLeave()
{
if (m_dropTargetHelper)
m_dropTargetHelper->DragLeave();
if (m_dragData) {
DragData data(m_dragData.get(), IntPoint(), IntPoint(),
DragOperationNone);
m_page->dragController().dragExited(data);
m_dragData = 0;
}
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::Drop(
IDataObject* pDataObject, DWORD grfKeyState, POINTL pt, DWORD* pdwEffect)
{
if (m_dropTargetHelper)
m_dropTargetHelper->Drop(pDataObject, (POINT*)&pt, *pdwEffect);
m_dragData = 0;
*pdwEffect = m_lastDropEffect;
POINTL localpt = pt;
::ScreenToClient(m_viewWindow, (LPPOINT)&localpt);
DragData data(pDataObject, IntPoint(localpt.x, localpt.y),
IntPoint(pt.x, pt.y), keyStateToDragOperation(grfKeyState));
m_page->dragController().performDragOperation(data);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::canHandleRequest(
IWebURLRequest *request,
BOOL *result)
{
COMPtr<WebMutableURLRequest> requestImpl;
HRESULT hr = request->QueryInterface(&requestImpl);
if (FAILED(hr))
return hr;
*result = !!canHandleRequest(requestImpl->resourceRequest());
return S_OK;
}
HRESULT WebView::standardUserAgentWithApplicationName(BSTR applicationName, BSTR* groupName)
{
if (!groupName) {
ASSERT_NOT_REACHED();
return E_POINTER;
}
if (!applicationName) {
ASSERT_NOT_REACHED();
return E_POINTER;
}
*groupName = BString(standardUserAgentWithApplicationName(toString(applicationName))).release();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::clearFocusNode()
{
if (m_page)
m_page->focusController().setFocusedElement(0, 0);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setInitialFocus(
BOOL forward)
{
if (m_page) {
Frame& frame = m_page->focusController().focusedOrMainFrame();
frame.document()->setFocusedElement(0);
m_page->focusController().setInitialFocus(forward ? FocusDirectionForward : FocusDirectionBackward, 0);
}
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setTabKeyCyclesThroughElements(
BOOL cycles)
{
if (m_page)
m_page->setTabKeyCyclesThroughElements(!!cycles);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::tabKeyCyclesThroughElements(
BOOL* result)
{
if (!result) {
ASSERT_NOT_REACHED();
return E_POINTER;
}
*result = m_page && m_page->tabKeyCyclesThroughElements() ? TRUE : FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setAllowSiteSpecificHacks(
BOOL allow)
{
s_allowSiteSpecificHacks = !!allow;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::addAdditionalPluginDirectory(
BSTR directory)
{
PluginDatabase::installedPlugins()->addExtraPluginDirectory(toString(directory));
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::loadBackForwardListFromOtherView(
IWebView* otherView)
{
if (!m_page)
return E_FAIL;
BackForwardController& backForward = m_page->backForward();
ASSERT(!backForward.currentItem());
COMPtr<WebView> otherWebView;
if (FAILED(otherView->QueryInterface(&otherWebView)))
return E_FAIL;
BackForwardController& otherBackForward = otherWebView->m_page->backForward();
if (!otherBackForward.currentItem())
return S_OK;
HistoryItem* newItemToGoTo = 0;
int lastItemIndex = otherBackForward.forwardCount();
for (int i = -otherBackForward.backCount(); i <= lastItemIndex; ++i) {
if (!i) {
otherWebView->m_page->mainFrame().loader().history().saveDocumentAndScrollState();
}
Ref<HistoryItem> newItem = otherBackForward.itemAtIndex(i)->copy();
if (!i)
newItemToGoTo = newItem.ptr();
backForward.client()->addItem(WTF::move(newItem));
}
ASSERT(newItemToGoTo);
m_page->goToItem(*newItemToGoTo, FrameLoadType::IndexedBackForward);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::clearUndoRedoOperations()
{
Frame& frame = m_page->focusController().focusedOrMainFrame();
frame.editor().clearUndoRedoOperations();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::shouldClose(
BOOL* result)
{
if (!result) {
ASSERT_NOT_REACHED();
return E_POINTER;
}
*result = m_page->mainFrame().loader().shouldClose();
return S_OK;
}
HRESULT WebView::registerDragDrop()
{
ASSERT(::IsWindow(m_viewWindow));
return ::RegisterDragDrop(m_viewWindow, this);
}
HRESULT WebView::revokeDragDrop()
{
if (!m_viewWindow)
return S_OK;
return ::RevokeDragDrop(m_viewWindow);
}
HRESULT WebView::setProhibitsMainFrameScrolling(BOOL b)
{
if (!m_page)
return E_FAIL;
m_page->mainFrame().view()->setProhibitsScrolling(b);
return S_OK;
}
HRESULT WebView::setShouldApplyMacFontAscentHack(BOOL b)
{
Font::setShouldApplyMacAscentHack(b);
return S_OK;
}
class IMMDict {
typedef HIMC (CALLBACK *getContextPtr)(HWND);
typedef BOOL (CALLBACK *releaseContextPtr)(HWND, HIMC);
typedef LONG (CALLBACK *getCompositionStringPtr)(HIMC, DWORD, LPVOID, DWORD);
typedef BOOL (CALLBACK *setCandidateWindowPtr)(HIMC, LPCANDIDATEFORM);
typedef BOOL (CALLBACK *setOpenStatusPtr)(HIMC, BOOL);
typedef BOOL (CALLBACK *notifyIMEPtr)(HIMC, DWORD, DWORD, DWORD);
typedef BOOL (CALLBACK *associateContextExPtr)(HWND, HIMC, DWORD);
public:
getContextPtr getContext;
releaseContextPtr releaseContext;
getCompositionStringPtr getCompositionString;
setCandidateWindowPtr setCandidateWindow;
setOpenStatusPtr setOpenStatus;
notifyIMEPtr notifyIME;
associateContextExPtr associateContextEx;
static const IMMDict& dict();
private:
IMMDict();
HMODULE m_instance;
};
const IMMDict& IMMDict::dict()
{
static IMMDict instance;
return instance;
}
IMMDict::IMMDict()
{
m_instance = ::LoadLibraryW(L"IMM32.DLL");
getContext = reinterpret_cast<getContextPtr>(::GetProcAddress(m_instance, "ImmGetContext"));
ASSERT(getContext);
releaseContext = reinterpret_cast<releaseContextPtr>(::GetProcAddress(m_instance, "ImmReleaseContext"));
ASSERT(releaseContext);
getCompositionString = reinterpret_cast<getCompositionStringPtr>(::GetProcAddress(m_instance, "ImmGetCompositionStringW"));
ASSERT(getCompositionString);
setCandidateWindow = reinterpret_cast<setCandidateWindowPtr>(::GetProcAddress(m_instance, "ImmSetCandidateWindow"));
ASSERT(setCandidateWindow);
setOpenStatus = reinterpret_cast<setOpenStatusPtr>(::GetProcAddress(m_instance, "ImmSetOpenStatus"));
ASSERT(setOpenStatus);
notifyIME = reinterpret_cast<notifyIMEPtr>(::GetProcAddress(m_instance, "ImmNotifyIME"));
ASSERT(notifyIME);
associateContextEx = reinterpret_cast<associateContextExPtr>(::GetProcAddress(m_instance, "ImmAssociateContextEx"));
ASSERT(associateContextEx);
}
HIMC WebView::getIMMContext()
{
HIMC context = IMMDict::dict().getContext(m_viewWindow);
return context;
}
void WebView::releaseIMMContext(HIMC hIMC)
{
if (!hIMC)
return;
IMMDict::dict().releaseContext(m_viewWindow, hIMC);
}
void WebView::prepareCandidateWindow(Frame* targetFrame, HIMC hInputContext)
{
IntRect caret;
if (RefPtr<Range> range = targetFrame->selection().selection().toNormalizedRange()) {
ExceptionCode ec = 0;
RefPtr<Range> tempRange = range->cloneRange(ec);
caret = targetFrame->editor().firstRectForRange(tempRange.get());
}
caret = targetFrame->view()->contentsToWindow(caret);
CANDIDATEFORM form;
form.dwIndex = 0;
form.dwStyle = CFS_EXCLUDE;
form.ptCurrentPos.x = caret.x();
form.ptCurrentPos.y = caret.y() + caret.height();
form.rcArea.top = caret.y();
form.rcArea.bottom = caret.maxY();
form.rcArea.left = caret.x();
form.rcArea.right = caret.maxX();
IMMDict::dict().setCandidateWindow(hInputContext, &form);
}
void WebView::resetIME(Frame* targetFrame)
{
if (targetFrame)
targetFrame->editor().cancelComposition();
if (HIMC hInputContext = getIMMContext()) {
IMMDict::dict().notifyIME(hInputContext, NI_COMPOSITIONSTR, CPS_CANCEL, 0);
releaseIMMContext(hInputContext);
}
}
void WebView::updateSelectionForIME()
{
Frame& targetFrame = m_page->focusController().focusedOrMainFrame();
if (targetFrame.editor().cancelCompositionIfSelectionIsInvalid())
resetIME(&targetFrame);
}
void WebView::setInputMethodState(bool enabled)
{
IMMDict::dict().associateContextEx(m_viewWindow, 0, enabled ? IACE_DEFAULT : 0);
}
void WebView::selectionChanged()
{
updateSelectionForIME();
}
bool WebView::onIMEStartComposition()
{
LOG(TextInput, "onIMEStartComposition");
m_inIMEComposition++;
Frame& targetFrame = m_page->focusController().focusedOrMainFrame();
HIMC hInputContext = getIMMContext();
prepareCandidateWindow(&targetFrame, hInputContext);
releaseIMMContext(hInputContext);
return true;
}
static bool getCompositionString(HIMC hInputContext, DWORD type, String& result)
{
int compositionLength = IMMDict::dict().getCompositionString(hInputContext, type, 0, 0);
if (compositionLength <= 0)
return false;
Vector<UChar> compositionBuffer(compositionLength / 2);
compositionLength = IMMDict::dict().getCompositionString(hInputContext, type, (LPVOID)compositionBuffer.data(), compositionLength);
result = String(compositionBuffer.data(), compositionLength / 2);
ASSERT(!compositionLength || compositionBuffer[0]);
ASSERT(!compositionLength || compositionBuffer[compositionLength / 2 - 1]);
return true;
}
static void compositionToUnderlines(const Vector<DWORD>& clauses, const Vector<BYTE>& attributes, Vector<CompositionUnderline>& underlines)
{
if (clauses.isEmpty()) {
underlines.clear();
return;
}
const size_t numBoundaries = clauses.size() - 1;
underlines.resize(numBoundaries);
for (unsigned i = 0; i < numBoundaries; i++) {
underlines[i].startOffset = clauses[i];
underlines[i].endOffset = clauses[i + 1];
BYTE attribute = attributes[clauses[i]];
underlines[i].thick = attribute == ATTR_TARGET_CONVERTED || attribute == ATTR_TARGET_NOTCONVERTED;
underlines[i].color = Color(0,0,0);
}
}
#if !LOG_DISABLED
#define APPEND_ARGUMENT_NAME(name) \
if (lparam & name) { \
if (needsComma) \
result.appendLiteral(", "); \
result.appendLiteral(#name); \
needsComma = true; \
}
static String imeCompositionArgumentNames(LPARAM lparam)
{
StringBuilder result;
bool needsComma = false;
APPEND_ARGUMENT_NAME(GCS_COMPATTR);
APPEND_ARGUMENT_NAME(GCS_COMPCLAUSE);
APPEND_ARGUMENT_NAME(GCS_COMPREADSTR);
APPEND_ARGUMENT_NAME(GCS_COMPREADATTR);
APPEND_ARGUMENT_NAME(GCS_COMPREADCLAUSE);
APPEND_ARGUMENT_NAME(GCS_COMPSTR);
APPEND_ARGUMENT_NAME(GCS_CURSORPOS);
APPEND_ARGUMENT_NAME(GCS_DELTASTART);
APPEND_ARGUMENT_NAME(GCS_RESULTCLAUSE);
APPEND_ARGUMENT_NAME(GCS_RESULTREADCLAUSE);
APPEND_ARGUMENT_NAME(GCS_RESULTREADSTR);
APPEND_ARGUMENT_NAME(GCS_RESULTSTR);
APPEND_ARGUMENT_NAME(CS_INSERTCHAR);
APPEND_ARGUMENT_NAME(CS_NOMOVECARET);
return result.toString();
}
static String imeNotificationName(WPARAM wparam)
{
switch (wparam) {
case IMN_CHANGECANDIDATE:
return "IMN_CHANGECANDIDATE";
case IMN_CLOSECANDIDATE:
return "IMN_CLOSECANDIDATE";
case IMN_CLOSESTATUSWINDOW:
return "IMN_CLOSESTATUSWINDOW";
case IMN_GUIDELINE:
return "IMN_GUIDELINE";
case IMN_OPENCANDIDATE:
return "IMN_OPENCANDIDATE";
case IMN_OPENSTATUSWINDOW:
return "IMN_OPENSTATUSWINDOW";
case IMN_SETCANDIDATEPOS:
return "IMN_SETCANDIDATEPOS";
case IMN_SETCOMPOSITIONFONT:
return "IMN_SETCOMPOSITIONFONT";
case IMN_SETCOMPOSITIONWINDOW:
return "IMN_SETCOMPOSITIONWINDOW";
case IMN_SETCONVERSIONMODE:
return "IMN_SETCONVERSIONMODE";
case IMN_SETOPENSTATUS:
return "IMN_SETOPENSTATUS";
case IMN_SETSENTENCEMODE:
return "IMN_SETSENTENCEMODE";
case IMN_SETSTATUSWINDOWPOS:
return "IMN_SETSTATUSWINDOWPOS";
default:
return "Unknown (" + String::number(wparam) + ")";
}
}
static String imeRequestName(WPARAM wparam)
{
switch (wparam) {
case IMR_CANDIDATEWINDOW:
return "IMR_CANDIDATEWINDOW";
case IMR_COMPOSITIONFONT:
return "IMR_COMPOSITIONFONT";
case IMR_COMPOSITIONWINDOW:
return "IMR_COMPOSITIONWINDOW";
case IMR_CONFIRMRECONVERTSTRING:
return "IMR_CONFIRMRECONVERTSTRING";
case IMR_DOCUMENTFEED:
return "IMR_DOCUMENTFEED";
case IMR_QUERYCHARPOSITION:
return "IMR_QUERYCHARPOSITION";
case IMR_RECONVERTSTRING:
return "IMR_RECONVERTSTRING";
default:
return "Unknown (" + String::number(wparam) + ")";
}
}
#endif
bool WebView::onIMEComposition(LPARAM lparam)
{
LOG(TextInput, "onIMEComposition %s", imeCompositionArgumentNames(lparam).latin1().data());
HIMC hInputContext = getIMMContext();
if (!hInputContext)
return true;
Frame& targetFrame = m_page->focusController().focusedOrMainFrame();
if (!targetFrame.editor().canEdit())
return true;
prepareCandidateWindow(&targetFrame, hInputContext);
if (lparam & GCS_RESULTSTR || !lparam) {
String compositionString;
if (!getCompositionString(hInputContext, GCS_RESULTSTR, compositionString) && lparam)
return true;
targetFrame.editor().confirmComposition(compositionString);
} else {
String compositionString;
if (!getCompositionString(hInputContext, GCS_COMPSTR, compositionString))
return true;
int numAttributes = IMMDict::dict().getCompositionString(hInputContext, GCS_COMPATTR, 0, 0);
Vector<BYTE> attributes(numAttributes);
IMMDict::dict().getCompositionString(hInputContext, GCS_COMPATTR, attributes.data(), numAttributes);
int numClauses = IMMDict::dict().getCompositionString(hInputContext, GCS_COMPCLAUSE, 0, 0);
Vector<DWORD> clauses(numClauses / sizeof(DWORD));
IMMDict::dict().getCompositionString(hInputContext, GCS_COMPCLAUSE, clauses.data(), numClauses);
Vector<CompositionUnderline> underlines;
compositionToUnderlines(clauses, attributes, underlines);
int cursorPosition = LOWORD(IMMDict::dict().getCompositionString(hInputContext, GCS_CURSORPOS, 0, 0));
targetFrame.editor().setComposition(compositionString, underlines, cursorPosition, 0);
}
return true;
}
bool WebView::onIMEEndComposition()
{
LOG(TextInput, "onIMEEndComposition");
Frame& targetFrame = m_page->focusController().focusedOrMainFrame();
if (targetFrame.editor().hasComposition())
targetFrame.editor().confirmComposition(String());
if (m_inIMEComposition)
m_inIMEComposition--;
return true;
}
bool WebView::onIMEChar(WPARAM wparam, LPARAM lparam)
{
UNUSED_PARAM(wparam);
UNUSED_PARAM(lparam);
LOG(TextInput, "onIMEChar U+%04X %08X", wparam, lparam);
return true;
}
bool WebView::onIMENotify(WPARAM wparam, LPARAM, LRESULT*)
{
UNUSED_PARAM(wparam);
LOG(TextInput, "onIMENotify %s", imeNotificationName(wparam).latin1().data());
return false;
}
LRESULT WebView::onIMERequestCharPosition(Frame* targetFrame, IMECHARPOSITION* charPos)
{
if (charPos->dwCharPos && !targetFrame->editor().hasComposition())
return 0;
IntRect caret;
if (RefPtr<Range> range = targetFrame->editor().hasComposition() ? targetFrame->editor().compositionRange() : targetFrame->selection().selection().toNormalizedRange()) {
ExceptionCode ec = 0;
RefPtr<Range> tempRange = range->cloneRange(ec);
tempRange->setStart(tempRange->startContainer(ec), tempRange->startOffset(ec) + charPos->dwCharPos, ec);
caret = targetFrame->editor().firstRectForRange(tempRange.get());
}
caret = targetFrame->view()->contentsToWindow(caret);
charPos->pt.x = caret.x();
charPos->pt.y = caret.y();
::ClientToScreen(m_viewWindow, &charPos->pt);
charPos->cLineHeight = caret.height();
::GetWindowRect(m_viewWindow, &charPos->rcDocument);
return true;
}
LRESULT WebView::onIMERequestReconvertString(Frame* targetFrame, RECONVERTSTRING* reconvertString)
{
RefPtr<Range> selectedRange = targetFrame->selection().toNormalizedRange();
String text = selectedRange->text();
if (!reconvertString)
return sizeof(RECONVERTSTRING) + text.length() * sizeof(UChar);
unsigned totalSize = sizeof(RECONVERTSTRING) + text.length() * sizeof(UChar);
if (totalSize > reconvertString->dwSize)
return 0;
reconvertString->dwCompStrLen = text.length();
reconvertString->dwStrLen = text.length();
reconvertString->dwTargetStrLen = text.length();
reconvertString->dwStrOffset = sizeof(RECONVERTSTRING);
StringView(text).getCharactersWithUpconvert(reinterpret_cast<UChar*>(reconvertString + 1));
return totalSize;
}
LRESULT WebView::onIMERequest(WPARAM request, LPARAM data)
{
LOG(TextInput, "onIMERequest %s", imeRequestName(request).latin1().data());
Frame& targetFrame = m_page->focusController().focusedOrMainFrame();
if (!targetFrame.editor().canEdit())
return 0;
switch (request) {
case IMR_RECONVERTSTRING:
return onIMERequestReconvertString(&targetFrame, (RECONVERTSTRING*)data);
case IMR_QUERYCHARPOSITION:
return onIMERequestCharPosition(&targetFrame, (IMECHARPOSITION*)data);
}
return 0;
}
bool WebView::onIMESelect(WPARAM wparam, LPARAM lparam)
{
UNUSED_PARAM(wparam);
UNUSED_PARAM(lparam);
LOG(TextInput, "onIMESelect locale %ld %s", lparam, wparam ? "select" : "deselect");
return false;
}
bool WebView::onIMESetContext(WPARAM wparam, LPARAM)
{
LOG(TextInput, "onIMESetContext %s", wparam ? "active" : "inactive");
return false;
}
HRESULT STDMETHODCALLTYPE WebView::inspector(IWebInspector** inspector)
{
if (!m_webInspector)
m_webInspector.adoptRef(WebInspector::createInstance(this, m_inspectorClient));
return m_webInspector.copyRefTo(inspector);
}
HRESULT STDMETHODCALLTYPE WebView::windowAncestryDidChange()
{
HWND newParent;
if (m_viewWindow)
newParent = findTopLevelParent(m_hostWindow);
else {
newParent = 0;
}
if (newParent == m_topLevelParent)
return S_OK;
if (m_topLevelParent)
WindowMessageBroadcaster::removeListener(m_topLevelParent, this);
m_topLevelParent = newParent;
if (m_topLevelParent)
WindowMessageBroadcaster::addListener(m_topLevelParent, this);
if (m_page)
m_page->setDeviceScaleFactor(deviceScaleFactor());
updateActiveState();
return S_OK;
}
HRESULT WebView::paintDocumentRectToContext(RECT rect, HDC deviceContext)
{
if (!deviceContext)
return E_POINTER;
if (!m_mainFrame)
return E_FAIL;
return m_mainFrame->paintDocumentRectToContext(rect, deviceContext);
}
HRESULT WebView::paintScrollViewRectToContextAtPoint(RECT rect, POINT pt, HDC deviceContext)
{
if (!deviceContext)
return E_POINTER;
if (!m_mainFrame)
return E_FAIL;
return m_mainFrame->paintScrollViewRectToContextAtPoint(rect, pt, deviceContext);
}
HRESULT STDMETHODCALLTYPE WebView::reportException(
JSContextRef context,
JSValueRef exception)
{
if (!context || !exception)
return E_FAIL;
JSC::ExecState* execState = toJS(context);
JSC::JSLockHolder lock(execState);
if (!toJSDOMWindow(execState->lexicalGlobalObject()))
return E_FAIL;
WebCore::reportException(execState, toJS(execState, exception));
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::elementFromJS(
JSContextRef context,
JSValueRef nodeObject,
IDOMElement **element)
{
if (!element)
return E_POINTER;
*element = 0;
if (!context)
return E_FAIL;
if (!nodeObject)
return E_FAIL;
JSC::ExecState* exec = toJS(context);
JSC::JSLockHolder lock(exec);
Element* elt = JSElement::toWrapped(toJS(exec, nodeObject));
if (!elt)
return E_FAIL;
*element = DOMElement::createInstance(elt);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setCustomHTMLTokenizerTimeDelay(
double timeDelay)
{
ASSERT_NOT_REACHED();
return E_FAIL;
}
HRESULT STDMETHODCALLTYPE WebView::setCustomHTMLTokenizerChunkSize(
int chunkSize)
{
ASSERT_NOT_REACHED();
return E_FAIL;
}
HRESULT WebView::backingStore( HBITMAP* hBitmap)
{
if (!hBitmap)
return E_POINTER;
if (!m_backingStoreBitmap)
return E_FAIL;
*hBitmap = m_backingStoreBitmap->get();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setTransparent(BOOL transparent)
{
if (m_transparent == !!transparent)
return S_OK;
m_transparent = transparent;
m_mainFrame->updateBackground();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::transparent(BOOL* transparent)
{
if (!transparent)
return E_POINTER;
*transparent = this->transparent() ? TRUE : FALSE;
return S_OK;
}
static bool setWindowStyle(HWND window, int index, LONG_PTR newValue)
{
::SetLastError(0);
return ::SetWindowLongPtr(window, index, newValue) || !::GetLastError();
}
HRESULT WebView::setUsesLayeredWindow(BOOL usesLayeredWindow)
{
if (m_usesLayeredWindow == !!usesLayeredWindow)
return S_OK;
if (!m_viewWindow)
return E_FAIL;
RECT rect;
::GetWindowRect(m_viewWindow, &rect);
LONG_PTR origExStyle = ::GetWindowLongPtr(m_viewWindow, GWL_EXSTYLE);
LONG_PTR origStyle = ::GetWindowLongPtr(m_viewWindow, GWL_STYLE);
if (usesLayeredWindow) {
LONG_PTR newExStyle = origExStyle | WS_EX_LAYERED;
LONG_PTR newStyle = (origStyle & ~(WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN)) | WS_POPUP;
HWND origParent = ::SetParent(m_viewWindow, 0);
if (!setWindowStyle(m_viewWindow, GWL_STYLE, newStyle)) {
::SetParent(m_viewWindow, origParent);
return E_FAIL;
}
if (!setWindowStyle(m_viewWindow, GWL_EXSTYLE, newExStyle)) {
setWindowStyle(m_viewWindow, GWL_STYLE, origStyle);
::SetParent(m_viewWindow, origParent);
return E_FAIL;
}
} else {
LONG_PTR newExStyle = origExStyle & ~WS_EX_LAYERED;
LONG_PTR newStyle = (origStyle & ~WS_POPUP) | WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN;
if (!setWindowStyle(m_viewWindow, GWL_EXSTYLE, newExStyle))
return E_FAIL;
if (!setWindowStyle(m_viewWindow, GWL_STYLE, newStyle)) {
setWindowStyle(m_viewWindow, GWL_EXSTYLE, origExStyle);
return E_FAIL;
}
::SetParent(m_viewWindow, m_hostWindow ? m_hostWindow : HWND_MESSAGE);
}
::SetWindowPos(m_viewWindow, 0, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top,
SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_FRAMECHANGED);
m_usesLayeredWindow = usesLayeredWindow;
return S_OK;
}
HRESULT WebView::usesLayeredWindow(BOOL* usesLayeredWindow)
{
if (!usesLayeredWindow)
return E_POINTER;
*usesLayeredWindow = this->usesLayeredWindow() ? TRUE : FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setCookieEnabled(BOOL enable)
{
if (!m_page)
return E_FAIL;
m_page->settings().setCookieEnabled(enable);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::cookieEnabled(BOOL* enabled)
{
if (!enabled)
return E_POINTER;
if (!m_page)
return E_FAIL;
*enabled = m_page->settings().cookieEnabled();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setMediaVolume(float volume)
{
if (!m_page)
return E_FAIL;
m_page->setMediaVolume(volume);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::mediaVolume(float* volume)
{
if (!volume)
return E_POINTER;
if (!m_page)
return E_FAIL;
*volume = m_page->mediaVolume();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setDefersCallbacks(BOOL defersCallbacks)
{
if (!m_page)
return E_FAIL;
m_page->setDefersLoading(defersCallbacks);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::defersCallbacks(BOOL* defersCallbacks)
{
if (!defersCallbacks)
return E_POINTER;
if (!m_page)
return E_FAIL;
*defersCallbacks = m_page->defersLoading();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::globalHistoryItem(IWebHistoryItem** item)
{
if (!item)
return E_POINTER;
if (!m_page)
return E_FAIL;
if (!m_globalHistoryItem) {
*item = 0;
return S_OK;
}
*item = WebHistoryItem::createInstance(m_globalHistoryItem);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::setAlwaysUsesComplexTextCodePath(BOOL complex)
{
WebCoreSetAlwaysUsesComplexTextCodePath(complex);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::alwaysUsesComplexTextCodePath(BOOL* complex)
{
if (!complex)
return E_POINTER;
*complex = WebCoreAlwaysUsesComplexTextCodePath();
return S_OK;
}
HRESULT WebView::registerEmbeddedViewMIMEType(BSTR mimeType)
{
if (!mimeType)
return E_POINTER;
if (!m_embeddedViewMIMETypes)
m_embeddedViewMIMETypes = std::make_unique<HashSet<String>>();
m_embeddedViewMIMETypes->add(toString(mimeType));
return S_OK;
}
bool WebView::shouldUseEmbeddedView(const WTF::String& mimeType) const
{
if (!m_embeddedViewMIMETypes)
return false;
if (mimeType.isEmpty())
return false;
return m_embeddedViewMIMETypes->contains(mimeType);
}
bool WebView::onGetObject(WPARAM wParam, LPARAM lParam, LRESULT& lResult) const
{
lResult = 0;
if (static_cast<LONG>(lParam) != OBJID_CLIENT)
return false;
AXObjectCache::enableAccessibility();
WebFrame* mainFrameImpl = topLevelFrame();
if (!mainFrameImpl)
return false;
COMPtr<IAccessible> accessible = mainFrameImpl->accessible();
if (!accessible)
return false;
if (!accessibilityLib) {
if (!(accessibilityLib = ::LoadLibraryW(L"oleacc.dll")))
return false;
}
static LPFNLRESULTFROMOBJECT procPtr = reinterpret_cast<LPFNLRESULTFROMOBJECT>(::GetProcAddress(accessibilityLib, "LresultFromObject"));
if (!procPtr)
return false;
return SUCCEEDED(lResult = procPtr(__uuidof(IAccessible), wParam, accessible.get()));
}
STDMETHODIMP WebView::AccessibleObjectFromWindow(HWND hwnd, DWORD objectID, REFIID riid, void** ppObject)
{
ASSERT(accessibilityLib);
static LPFNACCESSIBLEOBJECTFROMWINDOW procPtr = reinterpret_cast<LPFNACCESSIBLEOBJECTFROMWINDOW>(::GetProcAddress(accessibilityLib, "AccessibleObjectFromWindow"));
if (!procPtr)
return E_FAIL;
return procPtr(hwnd, objectID, riid, ppObject);
}
HRESULT WebView::setMemoryCacheDelegateCallsEnabled(BOOL enabled)
{
m_page->setMemoryCacheClientCallsEnabled(enabled);
return S_OK;
}
HRESULT WebView::setJavaScriptURLsAreAllowed(BOOL)
{
return E_NOTIMPL;
}
HRESULT WebView::setCanStartPlugins(BOOL canStartPlugins)
{
m_page->setCanStartMedia(canStartPlugins);
return S_OK;
}
void WebView::enterVideoFullscreenForVideoElement(HTMLVideoElement& videoElement)
{
#if ENABLE(VIDEO) && !USE(GSTREAMER) && !USE(MEDIA_FOUNDATION)
if (m_fullScreenVideoController) {
if (m_fullScreenVideoController->videoElement() == &videoElement) {
m_fullScreenVideoController->setVideoElement(&videoElement);
return; }
m_fullScreenVideoController->videoElement()->exitFullscreen();
ASSERT(!m_fullScreenVideoController);
}
m_fullScreenVideoController = std::make_unique<FullscreenVideoController>();
m_fullScreenVideoController->setVideoElement(&videoElement);
m_fullScreenVideoController->enterFullscreen();
#endif
}
void WebView::exitVideoFullscreenForVideoElement(WebCore::HTMLVideoElement&)
{
#if ENABLE(VIDEO) && !USE(GSTREAMER) && !USE(MEDIA_FOUNDATION)
if (!m_fullScreenVideoController)
return;
m_fullScreenVideoController->exitFullscreen();
m_fullScreenVideoController = nullptr;
#endif
}
HRESULT WebView::addUserScriptToGroup(BSTR groupName, IWebScriptWorld* iWorld, BSTR source, BSTR url,
unsigned whitelistCount, BSTR* whitelist,
unsigned blacklistCount, BSTR* blacklist,
WebUserScriptInjectionTime injectionTime)
{
return E_NOTIMPL;
}
HRESULT WebView::addUserStyleSheetToGroup(BSTR groupName, IWebScriptWorld* iWorld, BSTR source, BSTR url,
unsigned whitelistCount, BSTR* whitelist,
unsigned blacklistCount, BSTR* blacklist)
{
return E_NOTIMPL;
}
HRESULT WebView::removeUserScriptFromGroup(BSTR groupName, IWebScriptWorld* iWorld, BSTR url)
{
return E_NOTIMPL;
}
HRESULT WebView::removeUserStyleSheetFromGroup(BSTR groupName, IWebScriptWorld* iWorld, BSTR url)
{
return E_NOTIMPL;
}
HRESULT WebView::removeUserScriptsFromGroup(BSTR groupName, IWebScriptWorld* iWorld)
{
return E_NOTIMPL;
}
HRESULT WebView::removeUserStyleSheetsFromGroup(BSTR groupName, IWebScriptWorld* iWorld)
{
return E_NOTIMPL;
}
HRESULT WebView::removeAllUserContentFromGroup(BSTR groupName)
{
return E_NOTIMPL;
}
HRESULT WebView::invalidateBackingStore(const RECT* rect)
{
if (!IsWindow(m_viewWindow))
return S_OK;
RECT clientRect;
if (!GetClientRect(m_viewWindow, &clientRect))
return E_FAIL;
RECT rectToInvalidate;
if (!rect)
rectToInvalidate = clientRect;
else if (!IntersectRect(&rectToInvalidate, &clientRect, rect))
return S_OK;
repaint(rectToInvalidate, true);
return S_OK;
}
HRESULT WebView::addOriginAccessWhitelistEntry(BSTR sourceOrigin, BSTR destinationProtocol, BSTR destinationHost, BOOL allowDestinationSubdomains)
{
SecurityPolicy::addOriginAccessWhitelistEntry(SecurityOrigin::createFromString(toString(sourceOrigin)).get(), toString(destinationProtocol), toString(destinationHost), allowDestinationSubdomains);
return S_OK;
}
HRESULT WebView::removeOriginAccessWhitelistEntry(BSTR sourceOrigin, BSTR destinationProtocol, BSTR destinationHost, BOOL allowDestinationSubdomains)
{
SecurityPolicy::removeOriginAccessWhitelistEntry(SecurityOrigin::createFromString(toString(sourceOrigin)).get(), toString(destinationProtocol), toString(destinationHost), allowDestinationSubdomains);
return S_OK;
}
HRESULT WebView::resetOriginAccessWhitelists()
{
SecurityPolicy::resetOriginAccessWhitelists();
return S_OK;
}
HRESULT WebView::setHistoryDelegate(IWebHistoryDelegate* historyDelegate)
{
m_historyDelegate = historyDelegate;
return S_OK;
}
HRESULT WebView::historyDelegate(IWebHistoryDelegate** historyDelegate)
{
if (!historyDelegate)
return E_POINTER;
return m_historyDelegate.copyRefTo(historyDelegate);
}
HRESULT WebView::addVisitedLinks(BSTR* visitedURLs, unsigned visitedURLCount)
{
auto& visitedLinkStore = m_webViewGroup->visitedLinkStore();
PageGroup& group = core(this)->group();
for (unsigned i = 0; i < visitedURLCount; ++i) {
BSTR url = visitedURLs[i];
unsigned length = SysStringLen(url);
visitedLinkStore.addVisitedLink(String(url, length));
}
return S_OK;
}
void WebView::downloadURL(const URL& url)
{
if (!m_downloadDelegate)
return;
#if USE(CURL)
ResourceRequest request(url);
request.setHTTPUserAgent(userAgentForKURL(url));
COMPtr<WebDownload> download(AdoptCOM, WebDownload::createInstance(0, request, ResourceResponse(), m_downloadDelegate.get()));
#else
COMPtr<WebDownload> download(AdoptCOM, WebDownload::createInstance(url, m_downloadDelegate.get()));
#endif
download->start();
}
void WebView::setRootChildLayer(GraphicsLayer* layer)
{
setAcceleratedCompositing(layer ? true : false);
#if USE(CA)
if (!m_backingLayer)
return;
m_backingLayer->addChild(layer);
#elif USE(TEXTURE_MAPPER_GL)
if (!m_acceleratedCompositingContext)
return;
m_acceleratedCompositingContext->setRootCompositingLayer(layer);
#endif
}
void WebView::flushPendingGraphicsLayerChangesSoon()
{
#if USE(CA)
if (!m_layerTreeHost)
return;
m_layerTreeHost->flushPendingGraphicsLayerChangesSoon();
#elif USE(TEXTURE_MAPPER_GL)
if (!m_acceleratedCompositingContext)
return;
m_acceleratedCompositingContext->flushPendingLayerChangesSoon();
#endif
}
void WebView::setAcceleratedCompositing(bool accelerated)
{
if (m_isAcceleratedCompositing == accelerated)
return;
#if USE(CA)
if (!CACFLayerTreeHost::acceleratedCompositingAvailable())
return;
if (accelerated) {
m_layerTreeHost = CACFLayerTreeHost::create();
if (m_layerTreeHost) {
m_isAcceleratedCompositing = true;
m_layerTreeHost->setShouldInvertColors(m_shouldInvertColors);
m_layerTreeHost->setClient(this);
ASSERT(m_viewWindow);
m_layerTreeHost->setWindow(m_viewWindow);
m_backingLayer = GraphicsLayer::create(0, *this);
m_backingLayer->setDrawsContent(true);
m_backingLayer->setContentsOpaque(true);
RECT clientRect;
::GetClientRect(m_viewWindow, &clientRect);
m_backingLayer->setSize(IntRect(clientRect).size());
m_backingLayer->setNeedsDisplay();
m_layerTreeHost->setRootChildLayer(PlatformCALayer::platformCALayer(m_backingLayer->platformLayer()));
deleteBackingStoreSoon();
}
} else {
ASSERT(m_layerTreeHost);
m_layerTreeHost->setClient(0);
m_layerTreeHost->setWindow(0);
m_layerTreeHost = nullptr;
m_backingLayer = nullptr;
m_isAcceleratedCompositing = false;
}
#elif USE(TEXTURE_MAPPER_GL)
if (accelerated && !m_acceleratedCompositingContext)
m_acceleratedCompositingContext = std::make_unique<AcceleratedCompositingContext>(*this);
m_isAcceleratedCompositing = accelerated;
#endif
}
#if PLATFORM(WIN) && USE(AVFOUNDATION)
WebCore::GraphicsDeviceAdapter* WebView::graphicsDeviceAdapter() const
{
if (!m_layerTreeHost)
return 0;
return m_layerTreeHost->graphicsDeviceAdapter();
}
#endif
HRESULT WebView::unused1()
{
ASSERT_NOT_REACHED();
return E_FAIL;
}
HRESULT WebView::unused2()
{
ASSERT_NOT_REACHED();
return E_FAIL;
}
HRESULT WebView::unused3()
{
ASSERT_NOT_REACHED();
return E_FAIL;
}
HRESULT WebView::unused4()
{
ASSERT_NOT_REACHED();
return E_FAIL;
}
HRESULT WebView::unused5()
{
ASSERT_NOT_REACHED();
return E_FAIL;
}
HRESULT WebView::setGeolocationProvider(IWebGeolocationProvider* locationProvider)
{
m_geolocationProvider = locationProvider;
return S_OK;
}
HRESULT WebView::geolocationProvider(IWebGeolocationProvider** locationProvider)
{
if (!locationProvider)
return E_POINTER;
if (!m_geolocationProvider)
return E_FAIL;
return m_geolocationProvider.copyRefTo(locationProvider);
}
HRESULT WebView::geolocationDidChangePosition(IWebGeolocationPosition* position)
{
if (!m_page)
return E_FAIL;
GeolocationController::from(m_page)->positionChanged(core(position));
return S_OK;
}
HRESULT WebView::geolocationDidFailWithError(IWebError* error)
{
if (!m_page)
return E_FAIL;
if (!error)
return E_POINTER;
BString description;
if (FAILED(error->localizedDescription(&description)))
return E_FAIL;
RefPtr<GeolocationError> geolocationError = GeolocationError::create(GeolocationError::PositionUnavailable, toString(description));
GeolocationController::from(m_page)->errorOccurred(geolocationError.get());
return S_OK;
}
HRESULT WebView::setDomainRelaxationForbiddenForURLScheme(BOOL forbidden, BSTR scheme)
{
SchemeRegistry::setDomainRelaxationForbiddenForURLScheme(forbidden, toString(scheme));
return S_OK;
}
HRESULT WebView::registerURLSchemeAsSecure(BSTR scheme)
{
SchemeRegistry::registerURLSchemeAsSecure(toString(scheme));
return S_OK;
}
HRESULT WebView::registerURLSchemeAsAllowingLocalStorageAccessInPrivateBrowsing(BSTR scheme)
{
SchemeRegistry::registerURLSchemeAsAllowingLocalStorageAccessInPrivateBrowsing(toString(scheme));
return S_OK;
}
HRESULT WebView::registerURLSchemeAsAllowingDatabaseAccessInPrivateBrowsing(BSTR scheme)
{
SchemeRegistry::registerURLSchemeAsAllowingDatabaseAccessInPrivateBrowsing(toString(scheme));
return S_OK;
}
HRESULT WebView::nextDisplayIsSynchronous()
{
m_nextDisplayIsSynchronous = true;
return S_OK;
}
void WebView::notifyAnimationStarted(const GraphicsLayer*, double)
{
ASSERT_NOT_REACHED();
}
void WebView::notifyFlushRequired(const GraphicsLayer*)
{
flushPendingGraphicsLayerChangesSoon();
}
void WebView::paintContents(const GraphicsLayer*, GraphicsContext& context, GraphicsLayerPaintingPhase, const FloatRect& inClip)
{
Frame* frame = core(m_mainFrame);
if (!frame)
return;
context.save();
context.clip(inClip);
frame->view()->paint(&context, enclosingIntRect(inClip));
context.restore();
}
void WebView::flushPendingGraphicsLayerChanges()
{
Frame* coreFrame = core(m_mainFrame);
if (!coreFrame)
return;
FrameView* view = coreFrame->view();
if (!view)
return;
if (!isAcceleratedCompositing())
return;
view->updateLayoutAndStyleIfNeededRecursive();
#if USE(CA)
if (m_backingLayer)
m_backingLayer->flushCompositingStateForThisLayerOnly(view->viewportIsStable());
view->flushCompositingStateIncludingSubframes();
#elif USE(TEXTURE_MAPPER_GL)
if (isAcceleratedCompositing())
m_acceleratedCompositingContext->flushPendingLayerChanges();
#endif
}
class EnumTextMatches : public IEnumTextMatches
{
long m_ref;
UINT m_index;
Vector<IntRect> m_rects;
public:
EnumTextMatches(Vector<IntRect>* rects) : m_index(0), m_ref(1)
{
m_rects = *rects;
}
virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void** ppv)
{
if (IsEqualGUID(riid, IID_IUnknown) || IsEqualGUID(riid, IID_IEnumTextMatches)) {
*ppv = this;
AddRef();
}
return *ppv?S_OK:E_NOINTERFACE;
}
virtual ULONG STDMETHODCALLTYPE AddRef()
{
return m_ref++;
}
virtual ULONG STDMETHODCALLTYPE Release()
{
if (m_ref == 1) {
delete this;
return 0;
}
else
return m_ref--;
}
virtual HRESULT STDMETHODCALLTYPE Next(ULONG, RECT* rect, ULONG* pceltFetched)
{
if (m_index < m_rects.size()) {
if (pceltFetched)
*pceltFetched = 1;
*rect = m_rects[m_index];
m_index++;
return S_OK;
}
if (pceltFetched)
*pceltFetched = 0;
return S_FALSE;
}
virtual HRESULT STDMETHODCALLTYPE Skip(ULONG celt)
{
m_index += celt;
return S_OK;
}
virtual HRESULT STDMETHODCALLTYPE Reset(void)
{
m_index = 0;
return S_OK;
}
virtual HRESULT STDMETHODCALLTYPE Clone(IEnumTextMatches**)
{
return E_NOTIMPL;
}
};
HRESULT createMatchEnumerator(Vector<IntRect>* rects, IEnumTextMatches** matches)
{
*matches = new EnumTextMatches(rects);
return (*matches)?S_OK:E_OUTOFMEMORY;
}
Page* core(IWebView* iWebView)
{
Page* page = 0;
COMPtr<WebView> webView;
if (SUCCEEDED(iWebView->QueryInterface(&webView)) && webView)
page = webView->page();
return page;
}
HRESULT WebView::defaultMinimumTimerInterval(double* interval)
{
if (!interval)
return E_POINTER;
*interval = DOMTimer::defaultMinimumInterval();
return S_OK;
}
HRESULT WebView::setMinimumTimerInterval(double interval)
{
page()->settings().setMinimumDOMTimerInterval(interval);
return S_OK;
}
HRESULT WebView::httpPipeliningEnabled(BOOL* enabled)
{
if (!enabled)
return E_POINTER;
*enabled = ResourceRequest::httpPipeliningEnabled();
return S_OK;
}
HRESULT WebView::setHTTPPipeliningEnabled(BOOL enabled)
{
ResourceRequest::setHTTPPipeliningEnabled(enabled);
return S_OK;
}
void WebView::setGlobalHistoryItem(HistoryItem* historyItem)
{
m_globalHistoryItem = historyItem;
}
#if ENABLE(FULLSCREEN_API)
bool WebView::supportsFullScreenForElement(const WebCore::Element*, bool withKeyboard) const
{
if (withKeyboard)
return false;
BOOL enabled = FALSE;
if (!m_preferences || FAILED(m_preferences->isFullScreenEnabled(&enabled)))
return false;
return enabled;
}
bool WebView::isFullScreen() const
{
return m_fullscreenController && m_fullscreenController->isFullScreen();
}
FullScreenController* WebView::fullScreenController()
{
if (!m_fullscreenController)
m_fullscreenController = std::unique_ptr<FullScreenController>(new FullScreenController(this));
return m_fullscreenController.get();
}
void WebView::setFullScreenElement(PassRefPtr<Element> element)
{
m_fullScreenElement = element;
}
HWND WebView::fullScreenClientWindow() const
{
return m_viewWindow;
}
HWND WebView::fullScreenClientParentWindow() const
{
return m_hostWindow;
}
void WebView::fullScreenClientSetParentWindow(HWND hostWindow)
{
setHostWindow(hostWindow);
}
void WebView::fullScreenClientWillEnterFullScreen()
{
ASSERT(m_fullScreenElement);
m_fullScreenElement->document().webkitWillEnterFullScreenForElement(m_fullScreenElement.get());
}
void WebView::fullScreenClientDidEnterFullScreen()
{
ASSERT(m_fullScreenElement);
m_fullScreenElement->document().webkitDidEnterFullScreenForElement(m_fullScreenElement.get());
}
void WebView::fullScreenClientWillExitFullScreen()
{
ASSERT(m_fullScreenElement);
m_fullScreenElement->document().webkitCancelFullScreen();
}
void WebView::fullScreenClientDidExitFullScreen()
{
ASSERT(m_fullScreenElement);
m_fullScreenElement->document().webkitDidExitFullScreenForElement(m_fullScreenElement.get());
m_fullScreenElement = nullptr;
}
void WebView::fullScreenClientForceRepaint()
{
ASSERT(m_fullscreenController);
RECT windowRect = {0};
frameRect(&windowRect);
repaint(windowRect, true , true , false );
m_fullscreenController->repaintCompleted();
}
void WebView::fullScreenClientSaveScrollPosition()
{
if (Frame* coreFrame = core(m_mainFrame))
if (FrameView* view = coreFrame->view())
m_scrollPosition = view->scrollPosition();
}
void WebView::fullScreenClientRestoreScrollPosition()
{
if (Frame* coreFrame = core(m_mainFrame))
if (FrameView* view = coreFrame->view())
view->setScrollPosition(m_scrollPosition);
}
#endif
HRESULT STDMETHODCALLTYPE WebView::setCompositionForTesting(
BSTR composition,
UINT from,
UINT length)
{
if (!m_page)
return E_FAIL;
Frame& frame = m_page->focusController().focusedOrMainFrame();
if (!frame.editor().canEdit())
return E_FAIL;
String compositionStr = toString(composition);
Vector<CompositionUnderline> underlines;
underlines.append(CompositionUnderline(0, compositionStr.length(), Color(Color::black), false));
frame.editor().setComposition(compositionStr, underlines, from, from + length);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::hasCompositionForTesting( BOOL* result)
{
if (!m_page)
return E_FAIL;
Frame& frame = m_page->focusController().focusedOrMainFrame();
*result = frame.editor().hasComposition();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::confirmCompositionForTesting( BSTR composition)
{
if (!m_page)
return E_FAIL;
Frame& frame = m_page->focusController().focusedOrMainFrame();
if (!frame.editor().canEdit())
return E_FAIL;
String compositionStr = toString(composition);
if (compositionStr.isNull())
frame.editor().confirmComposition();
frame.editor().confirmComposition(compositionStr);
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::compositionRangeForTesting( UINT* startPosition, UINT* length)
{
if (!m_page)
return E_FAIL;
Frame& frame = m_page->focusController().focusedOrMainFrame();
if (!frame.editor().canEdit())
return E_FAIL;
RefPtr<Range> range = frame.editor().compositionRange();
if (!range)
return E_FAIL;
*startPosition = range->startOffset();
*length = range->startOffset() + range->endOffset();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::firstRectForCharacterRangeForTesting(
UINT location,
UINT length,
RECT* resultRect)
{
if (!m_page)
return E_FAIL;
IntRect resultIntRect;
resultIntRect.setLocation(IntPoint(0, 0));
resultIntRect.setSize(IntSize(0, 0));
if (location > INT_MAX)
return E_FAIL;
if (length > INT_MAX || location + length > INT_MAX)
length = INT_MAX - location;
Frame& frame = m_page->focusController().focusedOrMainFrame();
RefPtr<Range> range = TextIterator::rangeFromLocationAndLength(frame.selection().rootEditableElementOrDocumentElement(), location, length);
if (!range)
return E_FAIL;
ASSERT(range->startContainer());
ASSERT(range->endContainer());
IntRect rect = frame.editor().firstRectForRange(range.get());
resultIntRect = frame.view()->contentsToWindow(rect);
resultRect->left = resultIntRect.x();
resultRect->top = resultIntRect.y();
resultRect->right = resultIntRect.x() + resultIntRect.width();
resultRect->bottom = resultIntRect.y() + resultIntRect.height();
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebView::selectedRangeForTesting( UINT* location, UINT* length)
{
if (!m_page)
return E_FAIL;
Frame& frame = m_page->focusController().focusedOrMainFrame();
RefPtr<Range> range = frame.editor().selectedRange();
size_t locationSize;
size_t lengthSize;
if (range && TextIterator::getLocationAndLengthFromRange(frame.selection().rootEditableElementOrDocumentElement(), range.get(), locationSize, lengthSize)) {
*location = static_cast<UINT>(locationSize);
*length = static_cast<UINT>(lengthSize);
}
return S_OK;
}
HRESULT WebView::setLoadResourcesSerially(BOOL serialize)
{
WebPlatformStrategies::initialize();
resourceLoadScheduler()->setSerialLoadingEnabled(serialize);
return S_OK;
}
HRESULT WebView::scaleWebView(double scale, POINT origin)
{
if (!m_page)
return E_FAIL;
m_page->setPageScaleFactor(scale, origin);
return S_OK;
}
HRESULT WebView::dispatchPendingLoadRequests()
{
resourceLoadScheduler()->servePendingRequests();
return S_OK;
}
static float scaleFactorFromWindow(HWND window)
{
HWndDC dc(window);
return ::GetDeviceCaps(dc, LOGPIXELSX) / 96.0f;
}
float WebView::deviceScaleFactor() const
{
if (m_customDeviceScaleFactor)
return m_customDeviceScaleFactor;
if (m_viewWindow)
return scaleFactorFromWindow(m_viewWindow);
if (m_hostWindow)
return scaleFactorFromWindow(m_hostWindow);
return scaleFactorFromWindow(0);
}
HRESULT WebView::setCustomBackingScaleFactor(double customScaleFactor)
{
double oldScaleFactor = deviceScaleFactor();
m_customDeviceScaleFactor = customScaleFactor;
if (oldScaleFactor != deviceScaleFactor())
m_page->setDeviceScaleFactor(deviceScaleFactor());
return S_OK;
}
HRESULT WebView::backingScaleFactor(double* factor)
{
if (!factor)
return E_POINTER;
*factor = deviceScaleFactor();
return S_OK;
}