WebContextMenuProxyGtk.cpp [plain text]
#include "config.h"
#include "WebContextMenuProxyGtk.h"
#if ENABLE(CONTEXT_MENUS)
#include "APIContextMenuClient.h"
#include "NativeWebMouseEvent.h"
#include "WebContextMenuItem.h"
#include "WebContextMenuItemData.h"
#include "WebKitWebViewBasePrivate.h"
#include "WebPageProxy.h"
#include "WebProcessProxy.h"
#include <WebCore/GtkUtilities.h>
#include <gio/gio.h>
#include <gtk/gtk.h>
#include <wtf/text/CString.h>
static const char* gContextMenuActionId = "webkit-context-menu-action";
static const char* gContextMenuTitle = "webkit-context-menu-title";
static const char* gContextMenuItemGroup = "webkitContextMenu";
using namespace WebCore;
namespace WebKit {
static void contextMenuItemActivatedCallback(GAction* action, GVariant*, WebPageProxy* page)
{
auto* stateType = g_action_get_state_type(action);
gboolean isToggle = stateType && g_variant_type_equal(stateType, G_VARIANT_TYPE_BOOLEAN);
GRefPtr<GVariant> state = isToggle ? adoptGRef(g_action_get_state(action)) : nullptr;
WebContextMenuItemData item(isToggle ? CheckableActionType : ActionType,
static_cast<ContextMenuAction>(GPOINTER_TO_INT(g_object_get_data(G_OBJECT(action), gContextMenuActionId))),
String::fromUTF8(static_cast<const char*>(g_object_get_data(G_OBJECT(action), gContextMenuTitle))), g_action_get_enabled(action),
state ? g_variant_get_boolean(state.get()) : false);
page->contextMenuItemSelected(item);
}
void WebContextMenuProxyGtk::append(GMenu* menu, const WebContextMenuItemGtk& menuItem)
{
unsigned long signalHandlerId;
GRefPtr<GMenuItem> gMenuItem;
GAction* action = menuItem.gAction();
ASSERT(action);
#if GTK_CHECK_VERSION(3, 16, 0)
g_action_map_add_action(G_ACTION_MAP(gtk_widget_get_action_group(GTK_WIDGET(m_menu), gContextMenuItemGroup)), action);
#else
g_action_map_add_action(G_ACTION_MAP(g_object_get_data(G_OBJECT(m_menu), gContextMenuItemGroup)), action);
#endif
switch (menuItem.type()) {
case ActionType:
case CheckableActionType: {
GUniquePtr<char> actionName(g_strdup_printf("%s.%s", gContextMenuItemGroup, g_action_get_name(action)));
gMenuItem = adoptGRef(g_menu_item_new(menuItem.title().utf8().data(), nullptr));
g_menu_item_set_action_and_target_value(gMenuItem.get(), actionName.get(), nullptr);
g_object_set_data(G_OBJECT(action), gContextMenuActionId, GINT_TO_POINTER(menuItem.action()));
g_object_set_data_full(G_OBJECT(action), gContextMenuTitle, g_strdup(menuItem.title().utf8().data()), g_free);
signalHandlerId = g_signal_connect(action, "activate", G_CALLBACK(contextMenuItemActivatedCallback), m_page);
m_signalHandlers.set(signalHandlerId, action);
break;
}
case SubmenuType: {
GRefPtr<GMenu> submenu = buildMenu(menuItem.submenuItems());
gMenuItem = adoptGRef(g_menu_item_new_submenu(menuItem.title().utf8().data(), G_MENU_MODEL(submenu.get())));
break;
}
case SeparatorType:
ASSERT_NOT_REACHED();
break;
}
g_menu_append_item(menu, gMenuItem.get());
}
GRefPtr<GMenu> WebContextMenuProxyGtk::buildMenu(const Vector<WebContextMenuItemGtk>& items)
{
GRefPtr<GMenu> menu = adoptGRef(g_menu_new());
GMenu* sectionMenu = menu.get();
for (const auto& item : items) {
if (item.type() == SeparatorType) {
GRefPtr<GMenu> section = adoptGRef(g_menu_new());
g_menu_append_section(menu.get(), nullptr, G_MENU_MODEL(section.get()));
sectionMenu = section.get();
} else
append(sectionMenu, item);
}
return menu;
}
void WebContextMenuProxyGtk::populate(const Vector<WebContextMenuItemGtk>& items)
{
GRefPtr<GMenu> menu = buildMenu(items);
gtk_menu_shell_bind_model(GTK_MENU_SHELL(m_menu), G_MENU_MODEL(menu.get()), nullptr, TRUE);
}
void WebContextMenuProxyGtk::populate(const Vector<RefPtr<WebContextMenuItem>>& items)
{
GRefPtr<GMenu> menu = adoptGRef(g_menu_new());
GMenu* sectionMenu = menu.get();
for (const auto& item : items) {
if (item->data().type() == SeparatorType) {
GRefPtr<GMenu> section = adoptGRef(g_menu_new());
g_menu_append_section(menu.get(), nullptr, G_MENU_MODEL(section.get()));
sectionMenu = section.get();
} else {
WebContextMenuItemGtk menuitem(item->data());
append(sectionMenu, menuitem);
}
}
gtk_menu_shell_bind_model(GTK_MENU_SHELL(m_menu), G_MENU_MODEL(menu.get()), nullptr, TRUE);
}
void WebContextMenuProxyGtk::show()
{
Vector<RefPtr<WebContextMenuItem>> proposedAPIItems;
for (auto& item : m_context.menuItems()) {
if (item.action() != ContextMenuItemTagShareMenu)
proposedAPIItems.append(WebContextMenuItem::create(item));
}
Vector<RefPtr<WebContextMenuItem>> clientItems;
bool useProposedItems = true;
if (m_page->contextMenuClient().getContextMenuFromProposedMenu(*m_page, proposedAPIItems, clientItems, m_context.webHitTestResultData(), m_page->process().transformHandlesToObjects(m_userData.object()).get()))
useProposedItems = false;
const Vector<RefPtr<WebContextMenuItem>>& items = useProposedItems ? proposedAPIItems : clientItems;
if (!items.isEmpty())
populate(items);
unsigned childCount = 0;
gtk_container_foreach(GTK_CONTAINER(m_menu), [](GtkWidget*, gpointer data) { (*static_cast<unsigned*>(data))++; }, &childCount);
if (!childCount)
return;
m_popupPosition = convertWidgetPointToScreenPoint(m_webView, m_context.menuLocation());
NativeWebMouseEvent* mouseEvent = m_page->currentlyProcessedMouseDownEvent();
const GdkEvent* event = mouseEvent ? mouseEvent->nativeEvent() : 0;
gtk_menu_attach_to_widget(m_menu, GTK_WIDGET(m_webView), nullptr);
gtk_menu_popup(m_menu, nullptr, nullptr, reinterpret_cast<GtkMenuPositionFunc>(menuPositionFunction), this,
event ? event->button.button : 3, event ? event->button.time : GDK_CURRENT_TIME);
}
void WebContextMenuProxyGtk::showContextMenuWithItems(const Vector<WebContextMenuItemData>& items)
{
}
WebContextMenuProxyGtk::WebContextMenuProxyGtk(GtkWidget* webView, WebPageProxy& page, const ContextMenuContextData& context, const UserData& userData)
: WebContextMenuProxy(context, userData)
, m_webView(webView)
, m_page(&page)
, m_menu(GTK_MENU(gtk_menu_new()))
{
GRefPtr<GSimpleActionGroup> group = adoptGRef(g_simple_action_group_new());
gtk_widget_insert_action_group(GTK_WIDGET(m_menu), gContextMenuItemGroup, G_ACTION_GROUP(group.get()));
#if !GTK_CHECK_VERSION(3, 16, 0)
g_object_set_data(G_OBJECT(m_menu), gContextMenuItemGroup, group.get());
#endif
webkitWebViewBaseSetActiveContextMenuProxy(WEBKIT_WEB_VIEW_BASE(m_webView), this);
}
WebContextMenuProxyGtk::~WebContextMenuProxyGtk()
{
gtk_menu_popdown(m_menu);
for (auto& handler : m_signalHandlers)
g_signal_handler_disconnect(handler.value, handler.key);
m_signalHandlers.clear();
gtk_widget_insert_action_group(GTK_WIDGET(m_menu), gContextMenuItemGroup, nullptr);
#if !GTK_CHECK_VERSION(3, 16, 0)
g_object_set_data(G_OBJECT(m_menu), gContextMenuItemGroup, nullptr);
#endif
gtk_widget_destroy(GTK_WIDGET(m_menu));
}
void WebContextMenuProxyGtk::menuPositionFunction(GtkMenu* menu, gint* x, gint* y, gboolean* pushIn, WebContextMenuProxyGtk* popupMenu)
{
GtkRequisition menuSize;
gtk_widget_get_preferred_size(GTK_WIDGET(menu), &menuSize, 0);
GdkScreen* screen = gtk_widget_get_screen(popupMenu->m_webView);
*x = popupMenu->m_popupPosition.x();
if ((*x + menuSize.width) >= gdk_screen_get_width(screen))
*x -= menuSize.width;
*y = popupMenu->m_popupPosition.y();
if ((*y + menuSize.height) >= gdk_screen_get_height(screen))
*y -= menuSize.height;
*pushIn = FALSE;
}
} #endif // ENABLE(CONTEXT_MENUS)