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user32: Check for the need to flush window surfaces every time a window finishes painting.

oldstable
Alexandre Julliard 2012-09-11 19:14:05 +02:00
parent 43d465f86a
commit 1a4a1e5323
1 changed files with 1 additions and 3 deletions
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4
dlls/user32/painting.c
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@ -805,7 +805,6 @@ void move_window_bits( HWND hwnd, struct window_surface *old_surface,
static void update_now( HWND hwnd, UINT rdw_flags )
{
HWND child = 0;
int count = 0;
/* desktop window never gets WM_PAINT, only WM_ERASEBKGND */
if (hwnd == GetDesktopWindow()) erase_now( hwnd, rdw_flags | RDW_NOCHILDREN );
@ -822,10 +821,8 @@ static void update_now( HWND hwnd, UINT rdw_flags )
if (!flags) break; /* nothing more to do */
SendMessageW( child, WM_PAINT, 0, 0 );
count++;
if (rdw_flags & RDW_NOCHILDREN) break;
}
if (count) flush_window_surfaces( FALSE );
}
@ -936,6 +933,7 @@ BOOL WINAPI EndPaint( HWND hwnd, const PAINTSTRUCT *lps )
if (!lps) return FALSE;
release_dc( hwnd, lps->hdc, TRUE );
ShowCaret( hwnd );
flush_window_surfaces( FALSE );
return TRUE;
}