1 /* 2 * Copyright (C) 2009 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #include "config.h" 32 #include "DragClientImpl.h" 33 #include "DragImageRef.h" 34 #include "ChromiumDataObject.h" 35 #include "ClipboardChromium.h" 36 #include "Frame.h" 37 #include "NativeImageSkia.h" 38 #include "WebCommon.h" 39 #include "WebDragData.h" 40 #include "WebImage.h" 41 #include "WebViewClient.h" 42 #include "WebViewImpl.h" 43 44 using namespace WebCore; 45 46 namespace WebKit { 47 48 void DragClientImpl::willPerformDragDestinationAction(DragDestinationAction, DragData*) 49 { 50 // FIXME 51 } 52 53 void DragClientImpl::willPerformDragSourceAction(DragSourceAction, const IntPoint&, Clipboard*) 54 { 55 // FIXME 56 } 57 58 DragDestinationAction DragClientImpl::actionMaskForDrag(DragData*) 59 { 60 if (m_webView->client() && m_webView->client()->acceptsLoadDrops()) 61 return DragDestinationActionAny; 62 63 return static_cast<DragDestinationAction>( 64 DragDestinationActionDHTML | DragDestinationActionEdit); 65 } 66 67 DragSourceAction DragClientImpl::dragSourceActionMaskForPoint(const IntPoint& windowPoint) 68 { 69 // We want to handle drag operations for all source types. 70 return DragSourceActionAny; 71 } 72 73 void DragClientImpl::startDrag(DragImageRef dragImage, 74 const IntPoint& dragImageOrigin, 75 const IntPoint& eventPos, 76 Clipboard* clipboard, 77 Frame* frame, 78 bool isLinkDrag) 79 { 80 // Add a ref to the frame just in case a load occurs mid-drag. 81 RefPtr<Frame> frameProtector = frame; 82 83 WebDragData dragData = static_cast<ClipboardChromium*>(clipboard)->dataObject(); 84 85 DragOperation dragOperationMask = clipboard->sourceOperation(); 86 87 IntSize offsetSize(eventPos - dragImageOrigin); 88 WebPoint offsetPoint(offsetSize.width(), offsetSize.height()); 89 m_webView->startDragging( 90 dragData, static_cast<WebDragOperationsMask>(dragOperationMask), 91 #if WEBKIT_USING_SKIA 92 dragImage ? WebImage(*dragImage) : WebImage(), 93 #else 94 dragImage ? WebImage(dragImage) : WebImage(), 95 #endif 96 offsetPoint); 97 } 98 99 void DragClientImpl::dragControllerDestroyed() 100 { 101 // Our lifetime is bound to the WebViewImpl. 102 } 103 104 } // namespace WebKit 105