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(svn r10186) -Fix (FS#876): don't mess desktop when using alt-tab (win32)

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This commit is contained in:
glx 2007-06-17 19:00:45 +00:00
parent 3afa69052d
commit 22257f46c2
1 changed files with 29 additions and 11 deletions
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40
src/video/win32_v.cpp
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@ -23,6 +23,7 @@ static struct {
int height;
int width_org;
int height_org;
bool minimized;
bool fullscreen;
bool has_focus;
bool running;
@ -33,6 +34,9 @@ bool _window_maximize;
uint _display_hz;
uint _fullscreen_bpp;
static uint16 _bck_resolution[2];
#if !defined(WINCE)
static DEVMODE _fullscreen_dm;
#endif
#if !defined(UNICODE)
uint _codepage;
#endif
@ -412,7 +416,8 @@ static LRESULT CALLBACK WndProcGdi(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lP
break;
case WM_SIZE:
if (wParam != SIZE_MINIMIZED) {
_wnd.minimized = (wParam == SIZE_MINIMIZED);
if (!_wnd.minimized) {
/* Set maximized flag when we maximize (obviously), but also when we
* switched to fullscreen from a maximized state */
_window_maximize = (wParam == SIZE_MAXIMIZED || (_window_maximize && _fullscreen));
@ -506,6 +511,21 @@ static LRESULT CALLBACK WndProcGdi(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lP
case WM_ACTIVATEAPP:
_wnd.has_focus = (wParam != 0);
#if !defined(WINCE)
if (_wnd.fullscreen) {
if (_wnd.has_focus && _wnd.minimized) {
/* Restore the game window */
ShowWindow(hwnd, SW_RESTORE);
ChangeDisplaySettings(&_fullscreen_dm, CDS_FULLSCREEN);
/* Force palette update */
SendMessage(hwnd, WM_QUERYNEWPALETTE, 0, 0);
} else if (!_wnd.has_focus && !_wnd.minimized) {
/* Minimise the window and restore desktop */
ShowWindow(hwnd, SW_MINIMIZE);
ChangeDisplaySettings(NULL, 0);
}
}
#endif
break;
}
return DefWindowProc(hwnd, msg, wParam, lParam);
@ -549,24 +569,22 @@ static void MakeWindow(bool full_screen)
/* WinCE is always fullscreen */
#else
if (full_screen) {
DEVMODE settings;
/* Make sure we are always at least the screen-depth of the blitter */
if (_fullscreen_bpp < BlitterFactoryBase::GetCurrentBlitter()->GetScreenDepth()) _fullscreen_bpp = BlitterFactoryBase::GetCurrentBlitter()->GetScreenDepth();
memset(&settings, 0, sizeof(settings));
settings.dmSize = sizeof(settings);
settings.dmFields =
memset(&_fullscreen_dm, 0, sizeof(_fullscreen_dm));
_fullscreen_dm.dmSize = sizeof(_fullscreen_dm);
_fullscreen_dm.dmFields =
(_fullscreen_bpp != 0 ? DM_BITSPERPEL : 0) |
DM_PELSWIDTH |
DM_PELSHEIGHT |
(_display_hz != 0 ? DM_DISPLAYFREQUENCY : 0);
settings.dmBitsPerPel = _fullscreen_bpp;
settings.dmPelsWidth = _wnd.width_org;
settings.dmPelsHeight = _wnd.height_org;
settings.dmDisplayFrequency = _display_hz;
_fullscreen_dm.dmBitsPerPel = _fullscreen_bpp;
_fullscreen_dm.dmPelsWidth = _wnd.width_org;
_fullscreen_dm.dmPelsHeight = _wnd.height_org;
_fullscreen_dm.dmDisplayFrequency = _display_hz;
if (ChangeDisplaySettings(&settings, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL) {
if (ChangeDisplaySettings(&_fullscreen_dm, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL) {
MakeWindow(false);
return;
}