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do not call any GDI functions in mg_TerminateScreenDC

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Vincent Wei
2020-03-11 09:31:33 +08:00
parent 2843b1319e
commit 3769b1d38f
1 changed files with 9 additions and 1 deletions
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src/newgdi/gdi.c
+9 -1
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@@ -291,6 +291,8 @@ BOOL mg_InitScreenDC (void)
void mg_TerminateScreenDC (void)
{
#if 0 /* deprecated code */
/* Since 5.0.0, do not call any GDI functions here */
RECT rcScr = GetScreenRect ();
SelectClipRect (HDC_SCREEN, &rcScr);
@@ -300,11 +302,16 @@ void mg_TerminateScreenDC (void)
#endif
FillBox (HDC_SCREEN, rcScr.left, rcScr.top,
rcScr.right, rcScr.bottom);
SelectClipRect (HDC_SCREEN_SYS, &rcScr);
#endif /* deprecated code */
EmptyClipRgn (&__mg_screen_dc.lcrgn);
EmptyClipRgn (&__mg_screen_dc.ecrgn);
if (__mg_screen_dc.alpha_pixel_format)
free (__mg_screen_dc.alpha_pixel_format);
SelectClipRect (HDC_SCREEN_SYS, &rcScr);
EmptyClipRgn (&__mg_screen_sys_dc.lcrgn);
EmptyClipRgn (&__mg_screen_sys_dc.ecrgn);
if (__mg_screen_sys_dc.alpha_pixel_format)
free (__mg_screen_sys_dc.alpha_pixel_format);
@@ -312,6 +319,7 @@ void mg_TerminateScreenDC (void)
DESTROY_LOCK (&__mg_gdilock);
DESTROY_LOCK (&dcslot);
/* [2010/06/02] DongJunJie : fix a dead-lock bug of mgncs. */
DestroyFreeClipRectList (&__mg_FreeClipRectList);
}