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wine-winehq
Commit 38167e71 authored by Dmitry Timoshkov's avatar Dmitry Timoshkov Committed by Alexandre Julliard
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winex11.drv: Make sure that default clipping region exists before calling ExcludeUpdateRgn().

parent bc13c7eb
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Showing with 5 additions and 1 deletion
dlls/winex11.drv/window.c
View file @ 38167e71
...@@ -1605,7 +1605,7 @@ static void move_window_bits( struct x11drv_win_data *data, const RECT *old_rect ...@@ -1605,7 +1605,7 @@ static void move_window_bits( struct x11drv_win_data *data, const RECT *old_rect
RECT dst_rect = *new_rect; RECT dst_rect = *new_rect;
HDC hdc_src, hdc_dst; HDC hdc_src, hdc_dst;
INT code; INT code;
HRGN rgn = 0; HRGN rgn;
HWND parent = 0; HWND parent = 0;
if (!data->whole_window) if (!data->whole_window)
...@@ -1624,6 +1624,9 @@ static void move_window_bits( struct x11drv_win_data *data, const RECT *old_rect ...@@ -1624,6 +1624,9 @@ static void move_window_bits( struct x11drv_win_data *data, const RECT *old_rect
hdc_src = hdc_dst = GetDCEx( data->hwnd, 0, DCX_CACHE ); hdc_src = hdc_dst = GetDCEx( data->hwnd, 0, DCX_CACHE );
} }
rgn = CreateRectRgnIndirect( &dst_rect );
SelectClipRgn( hdc_dst, rgn );
DeleteObject( rgn );
ExcludeUpdateRgn( hdc_dst, data->hwnd ); ExcludeUpdateRgn( hdc_dst, data->hwnd );
code = X11DRV_START_EXPOSURES; code = X11DRV_START_EXPOSURES;
...@@ -1636,6 +1639,7 @@ static void move_window_bits( struct x11drv_win_data *data, const RECT *old_rect ...@@ -1636,6 +1639,7 @@ static void move_window_bits( struct x11drv_win_data *data, const RECT *old_rect
dst_rect.right - dst_rect.left, dst_rect.bottom - dst_rect.top, dst_rect.right - dst_rect.left, dst_rect.bottom - dst_rect.top,
hdc_src, src_rect.left, src_rect.top, SRCCOPY ); hdc_src, src_rect.left, src_rect.top, SRCCOPY );
rgn = 0;
code = X11DRV_END_EXPOSURES; code = X11DRV_END_EXPOSURES;
ExtEscape( hdc_dst, X11DRV_ESCAPE, sizeof(code), (LPSTR)&code, sizeof(rgn), (LPSTR)&rgn ); ExtEscape( hdc_dst, X11DRV_ESCAPE, sizeof(code), (LPSTR)&code, sizeof(rgn), (LPSTR)&rgn );
......
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