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1 | /////////////////////////////////////////////////////////////////////////////// | |
2 | // Name: wx/wupdlock.h | |
3 | // Purpose: wxWindowUpdateLocker prevents window redrawing | |
4 | // Author: Vadim Zeitlin | |
5 | // Created: 2006-03-06 | |
6 | // RCS-ID: $Id$ | |
7 | // Copyright: (c) 2006 Vadim Zeitlin <vadim@wxwindows.org> | |
8 | // Licence: wxWindows licence | |
9 | /////////////////////////////////////////////////////////////////////////////// | |
10 | ||
11 | #ifndef _WX_WUPDLOCK_H_ | |
12 | #define _WX_WUPDLOCK_H_ | |
13 | ||
14 | #include "wx/window.h" | |
15 | ||
16 | // ---------------------------------------------------------------------------- | |
17 | // wxWindowUpdateLocker prevents updates to the window during its lifetime | |
18 | // ---------------------------------------------------------------------------- | |
19 | ||
20 | class wxWindowUpdateLocker | |
21 | { | |
22 | public: | |
23 | // create an object preventing updates of the given window (which must have | |
24 | // a lifetime at least as great as ours) | |
25 | wxWindowUpdateLocker(wxWindow *win) : m_win(win) { win->Freeze(); } | |
26 | ||
27 | // dtor thaws the window to permit updates again | |
28 | ~wxWindowUpdateLocker() { m_win->Thaw(); } | |
29 | ||
30 | private: | |
31 | wxWindow *m_win; | |
32 | ||
33 | wxDECLARE_NO_COPY_CLASS(wxWindowUpdateLocker); | |
34 | }; | |
35 | ||
36 | #endif // _WX_WUPDLOCK_H_ | |
37 |