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1 // Copyright 2014 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_VIEWS_COREWM_CURSOR_HEIGHT_PROVIDER_WIN_H_ | |
6 #define UI_VIEWS_COREWM_CURSOR_HEIGHT_PROVIDER_WIN_H_ | |
7 | |
8 #include <windows.h> | |
9 #include <map> | |
10 | |
11 #include "base/macros.h" | |
12 | |
13 namespace views { | |
14 namespace corewm { | |
15 | |
16 /** | |
sky
2014/04/30 17:22:14
This isn't Java;) Use // for comments ( http://goo
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17 * Provides the information about height of visible mouse cursor. | |
18 */ | |
19 class CursorHeightProvider { | |
20 public: | |
21 CursorHeightProvider() {} | |
22 | |
23 /** | |
24 * Gets the visible height of current cursor. | |
25 * | |
26 * The height is offset between cursor's hot point and it's | |
27 * bottom edge, derived from first non-transparent row of cursor's mask. | |
28 */ | |
29 int GetCursorHeight(); | |
sky
2014/04/30 17:22:14
GetCurrentCursorHeight()
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30 | |
31 private: | |
32 typedef std::map<HCURSOR, int> HeightStorage; | |
33 | |
34 HeightStorage cached_heights_; | |
sky
2014/04/30 17:22:14
Shouldn't this be shared among instances? In fact
Mateusz Szymański
2014/05/05 07:34:46
Come to think about it it should have been a funct
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35 | |
36 DISALLOW_COPY_AND_ASSIGN(CursorHeightProvider); | |
37 }; | |
38 | |
39 } // namespace corewm | |
40 } // namespace views | |
41 | |
42 #endif // UI_VIEWS_COREWM_CURSOR_HEIGHT_PROVIDER_WIN_H_ | |
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