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
willPerformDragDestinationAction(DragDestinationAction,DragData *)48 void DragClientImpl::willPerformDragDestinationAction(DragDestinationAction, DragData*)
49 {
50 // FIXME
51 }
52
willPerformDragSourceAction(DragSourceAction,const IntPoint &,Clipboard *)53 void DragClientImpl::willPerformDragSourceAction(DragSourceAction, const IntPoint&, Clipboard*)
54 {
55 // FIXME
56 }
57
actionMaskForDrag(DragData *)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
dragSourceActionMaskForPoint(const IntPoint & windowPoint)67 DragSourceAction DragClientImpl::dragSourceActionMaskForPoint(const IntPoint& windowPoint)
68 {
69 // We want to handle drag operations for all source types.
70 return DragSourceActionAny;
71 }
72
startDrag(DragImageRef dragImage,const IntPoint & dragImageOrigin,const IntPoint & eventPos,Clipboard * clipboard,Frame * frame,bool isLinkDrag)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
dragControllerDestroyed()99 void DragClientImpl::dragControllerDestroyed()
100 {
101 // Our lifetime is bound to the WebViewImpl.
102 }
103
104 } // namespace WebKit
105