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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef UI_BASE_CURSOR_CURSOR_LOADER_X11_H_ | |
6 #define UI_BASE_CURSOR_CURSOR_LOADER_X11_H_ | |
7 | |
8 #include <X11/Xcursor/Xcursor.h> | |
9 #include <map> | |
10 | |
11 #include "base/compiler_specific.h" | |
12 #include "ui/base/cursor/cursor.h" | |
13 #include "ui/base/cursor/cursor_loader.h" | |
14 #include "ui/base/ui_base_export.h" | |
15 #include "ui/base/x/x11_util.h" | |
16 #include "ui/gfx/display.h" | |
17 | |
18 namespace ui { | |
19 | |
20 class UI_BASE_EXPORT CursorLoaderX11 : public CursorLoader { | |
21 public: | |
22 CursorLoaderX11(); | |
23 virtual ~CursorLoaderX11(); | |
24 | |
25 // Overridden from CursorLoader: | |
26 virtual void LoadImageCursor(int id, | |
27 int resource_id, | |
28 const gfx::Point& hot) override; | |
29 virtual void LoadAnimatedCursor(int id, | |
30 int resource_id, | |
31 const gfx::Point& hot, | |
32 int frame_delay_ms) override; | |
33 virtual void UnloadAll() override; | |
34 virtual void SetPlatformCursor(gfx::NativeCursor* cursor) override; | |
35 | |
36 const XcursorImage* GetXcursorImageForTest(int id); | |
37 | |
38 private: | |
39 // Returns true if we have an image resource loaded for the |native_cursor|. | |
40 bool IsImageCursor(gfx::NativeCursor native_cursor); | |
41 | |
42 // Gets the X Cursor corresponding to the |native_cursor|. | |
43 ::Cursor ImageCursorFromNative(gfx::NativeCursor native_cursor); | |
44 | |
45 // A map to hold all image cursors. It maps the cursor ID to the X Cursor. | |
46 typedef std::map<int, ::Cursor> ImageCursorMap; | |
47 ImageCursorMap cursors_; | |
48 | |
49 // A map to hold all animated cursors. It maps the cursor ID to the pair of | |
50 // the X Cursor and the corresponding XcursorImages. We need a pointer to the | |
51 // images so that we can free them on destruction. | |
52 typedef std::map<int, std::pair< ::Cursor, XcursorImages*> > | |
53 AnimatedCursorMap; | |
54 AnimatedCursorMap animated_cursors_; | |
55 | |
56 const XScopedCursor invisible_cursor_; | |
57 | |
58 DISALLOW_COPY_AND_ASSIGN(CursorLoaderX11); | |
59 }; | |
60 | |
61 } // namespace ui | |
62 | |
63 #endif // UI_BASE_CURSOR_CURSOR_LOADER_X11_H_ | |
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