/* * Copyright (C) 2007, 2008 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #import "WebDragClient.h" #if ENABLE(DRAG_SUPPORT) #import "DOMElementInternal.h" #import "WebArchive.h" #import "WebDOMOperations.h" #import "WebFrame.h" #import "WebFrameInternal.h" #import "WebHTMLViewInternal.h" #import "WebHTMLViewPrivate.h" #import "WebKitLogging.h" #import "WebKitNSStringExtras.h" #import "WebNSPasteboardExtras.h" #import "WebNSURLExtras.h" #import "WebStringTruncator.h" #import "WebUIDelegate.h" #import "WebUIDelegatePrivate.h" #import "WebViewInternal.h" #import <WebCore/DataTransfer.h> #import <WebCore/DragData.h> #import <WebCore/Editor.h> #import <WebCore/EditorClient.h> #import <WebCore/EventHandler.h> #import <WebCore/FrameView.h> #import <WebCore/Image.h> #import <WebCore/MainFrame.h> #import <WebCore/Page.h> #import <WebCore/Pasteboard.h> using namespace WebCore; WebDragClient::WebDragClient(WebView* webView) : m_webView(webView) { } static WebHTMLView *getTopHTMLView(Frame* frame) { ASSERT(frame); ASSERT(frame->page()); return (WebHTMLView*)[[kit(&frame->page()->mainFrame()) frameView] documentView]; } WebCore::DragDestinationAction WebDragClient::actionMaskForDrag(WebCore::DragData& dragData) { return (WebCore::DragDestinationAction)[[m_webView _UIDelegateForwarder] webView:m_webView dragDestinationActionMaskForDraggingInfo:dragData.platformData()]; } void WebDragClient::willPerformDragDestinationAction(WebCore::DragDestinationAction action, WebCore::DragData& dragData) { [[m_webView _UIDelegateForwarder] webView:m_webView willPerformDragDestinationAction:(WebDragDestinationAction)action forDraggingInfo:dragData.platformData()]; } WebCore::DragSourceAction WebDragClient::dragSourceActionMaskForPoint(const IntPoint& rootViewPoint) { NSPoint viewPoint = [m_webView _convertPointFromRootView:rootViewPoint]; return (DragSourceAction)[[m_webView _UIDelegateForwarder] webView:m_webView dragSourceActionMaskForPoint:viewPoint]; } void WebDragClient::willPerformDragSourceAction(WebCore::DragSourceAction action, const WebCore::IntPoint& mouseDownPoint, WebCore::DataTransfer& dataTransfer) { [[m_webView _UIDelegateForwarder] webView:m_webView willPerformDragSourceAction:(WebDragSourceAction)action fromPoint:mouseDownPoint withPasteboard:[NSPasteboard pasteboardWithName:dataTransfer.pasteboard().name()]]; } void WebDragClient::startDrag(DragImageRef dragImage, const IntPoint& at, const IntPoint& eventPos, DataTransfer& dataTransfer, Frame& frame, bool linkDrag) { RetainPtr<WebHTMLView> htmlView = (WebHTMLView*)[[kit(&frame) frameView] documentView]; if (![htmlView.get() isKindOfClass:[WebHTMLView class]]) return; NSEvent *event = linkDrag ? frame.eventHandler().currentNSEvent() : [htmlView.get() _mouseDownEvent]; WebHTMLView* topHTMLView = getTopHTMLView(&frame); RetainPtr<WebHTMLView> topViewProtector = topHTMLView; [topHTMLView _stopAutoscrollTimer]; NSPasteboard *pasteboard = [NSPasteboard pasteboardWithName:dataTransfer.pasteboard().name()]; NSImage *dragNSImage = dragImage.get(); WebHTMLView *sourceHTMLView = htmlView.get(); IntSize size([dragNSImage size]); size.scale(1 / frame.page()->deviceScaleFactor()); [dragNSImage setSize:size]; id delegate = [m_webView UIDelegate]; SEL selector = @selector(webView:dragImage:at:offset:event:pasteboard:source:slideBack:forView:); if ([delegate respondsToSelector:selector]) { @try { [delegate webView:m_webView dragImage:dragNSImage at:at offset:NSZeroSize event:event pasteboard:pasteboard source:sourceHTMLView slideBack:YES forView:topHTMLView]; } @catch (id exception) { ReportDiscardedDelegateException(selector, exception); } } else #pragma clang diagnostic push #pragma clang diagnostic ignored "-Wdeprecated-declarations" [topHTMLView dragImage:dragNSImage at:at offset:NSZeroSize event:event pasteboard:pasteboard source:sourceHTMLView slideBack:YES]; #pragma clang diagnostic pop } void WebDragClient::declareAndWriteDragImage(const String& pasteboardName, Element& element, const URL& url, const String& title, WebCore::Frame* frame) { ASSERT(pasteboardName); [[NSPasteboard pasteboardWithName:pasteboardName] _web_declareAndWriteDragImageForElement:kit(&element) URL:url title:title archive:[kit(&element) webArchive] source:getTopHTMLView(frame)]; } #if ENABLE(ATTACHMENT_ELEMENT) void WebDragClient::declareAndWriteAttachment(const String& pasteboardName, Element& element, const URL& url, const String& path, WebCore::Frame* frame) { ASSERT(pasteboardName); [[NSPasteboard pasteboardWithName:pasteboardName] _web_declareAndWriteDragImageForElement:kit(&element) URL:url title:path archive:nil source:getTopHTMLView(frame)]; } #endif void WebDragClient::dragControllerDestroyed() { delete this; } #endif // ENABLE(DRAG_SUPPORT)