YSTest  PreAlpha_b400_20130424
The YSLib Test Project
 全部  命名空间 文件 函数 变量 类型定义 枚举 枚举值 友元 宏定义  
yfocus.h
浏览该文件的文档.
1 /*
2  Copyright by FrankHB 2010 - 2013.
3 
4  This file is part of the YSLib project, and may only be used,
5  modified, and distributed under the terms of the YSLib project
6  license, LICENSE.TXT. By continuing to use, modify, or distribute
7  this file you indicate that you have read the license and
8  understand and accept it fully.
9 */
10 
28 #ifndef YSL_INC_UI_yfocus_h_
29 #define YSL_INC_UI_yfocus_h_ 1
30 
31 #include "ycomp.h"
32 
34 
36 
37 
40 YF_API bool
41 IsFocused(const IWidget&);
42 
49 YF_API bool
50 DoRequestFocus(IWidget&, bool release_event = false);
51 
57 YF_API bool
58 DoReleaseFocus(IWidget&);
59 
66 YF_API void
67 RequestFocusFrom(IWidget& dst, IWidget& src);
68 
75 YF_API void
76 ReleaseFocusFrom(IWidget& dst, IWidget& src);
77 
82 inline void
83 RequestFocus(IWidget& wgt)
84 {
85  RequestFocusFrom(wgt, wgt);
86 }
87 
92 inline void
94 {
95  ReleaseFocusFrom(wgt, wgt);
96 }
97 
103 YF_API void
104 ClearFocusingOf(IWidget&);
105 
109 YF_API void
110 RequestFocusCascade(IWidget&);
111 
115 YF_API void
116 ReleaseFocusCascade(IWidget&);
117 
119 
120 YSL_END
121 
122 #endif
123