OLD | NEW |
1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef UI_BASE_DRAGDROP_DRAG_SOURCE_WIN_H_ | 5 #ifndef UI_BASE_DRAGDROP_DRAG_SOURCE_WIN_H_ |
6 #define UI_BASE_DRAGDROP_DRAG_SOURCE_WIN_H_ | 6 #define UI_BASE_DRAGDROP_DRAG_SOURCE_WIN_H_ |
7 | 7 |
8 #include <objidl.h> | 8 #include <objidl.h> |
9 | 9 |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
(...skipping 26 matching lines...) Expand all Loading... |
37 | 37 |
38 // IUnknown implementation: | 38 // IUnknown implementation: |
39 HRESULT __stdcall QueryInterface(const IID& iid, void** object); | 39 HRESULT __stdcall QueryInterface(const IID& iid, void** object); |
40 ULONG __stdcall AddRef(); | 40 ULONG __stdcall AddRef(); |
41 ULONG __stdcall Release(); | 41 ULONG __stdcall Release(); |
42 | 42 |
43 protected: | 43 protected: |
44 virtual void OnDragSourceCancel() {} | 44 virtual void OnDragSourceCancel() {} |
45 virtual void OnDragSourceDrop() {} | 45 virtual void OnDragSourceDrop() {} |
46 virtual void OnDragSourceMove() {} | 46 virtual void OnDragSourceMove() {} |
| 47 virtual bool ShouldDropDragSource(BOOL escape_pressed, DWORD key_state); |
47 | 48 |
48 private: | 49 private: |
49 // Set to true if we want to cancel the drag operation. | 50 // Set to true if we want to cancel the drag operation. |
50 bool cancel_drag_; | 51 bool cancel_drag_; |
51 | 52 |
52 DISALLOW_COPY_AND_ASSIGN(DragSourceWin); | 53 DISALLOW_COPY_AND_ASSIGN(DragSourceWin); |
53 }; | 54 }; |
54 | 55 |
55 } // namespace ui | 56 } // namespace ui |
56 | 57 |
57 #endif // UI_BASE_DRAGDROP_DRAG_SOURCE_WIN_H_ | 58 #endif // UI_BASE_DRAGDROP_DRAG_SOURCE_WIN_H_ |
OLD | NEW |