Alexandre Julliard : winex11: Add an option to disable shaping of layered window to work around compositor bugs .

[Alexandre Julliard]

Module: wine
Branch: master
Commit: defcfde17ccf27d8ea9693a79e7a9239cd604b90
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=defcfde17ccf27d8ea9693a79e7a9239cd604b90

Author: Alexandre Julliard <julliard at winehq.org>
Date:   Wed Jan  2 18:09:34 2013 +0100

winex11: Add an option to disable shaping of layered window to work around compositor bugs.

---

 dlls/winex11.drv/bitblt.c      |    2 ++
 dlls/winex11.drv/x11drv.h      |    1 +
 dlls/winex11.drv/x11drv_main.c |    4 ++++
 3 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/dlls/winex11.drv/bitblt.c b/dlls/winex11.drv/bitblt.c
index 161fa73..84e8751 100644
--- a/dlls/winex11.drv/bitblt.c
+++ b/dlls/winex11.drv/bitblt.c
@@ -1621,6 +1621,8 @@ static void update_surface_region( struct x11drv_window_surface *surface )
     int x, y, start, width;
     HRGN rgn;
 
+    if (!shape_layered_windows) return;
+
     if (!surface->is_argb && surface->color_key == CLR_INVALID)
     {
         XShapeCombineMask( gdi_display, surface->window, ShapeBounding, 0, 0, None, ShapeSet );
diff --git a/dlls/winex11.drv/x11drv.h b/dlls/winex11.drv/x11drv.h
index 0c462d6..707ee03 100644
--- a/dlls/winex11.drv/x11drv.h
+++ b/dlls/winex11.drv/x11drv.h
@@ -218,6 +218,7 @@ extern const int X11DRV_XROPfunction[];
 
 extern int client_side_graphics DECLSPEC_HIDDEN;
 extern int client_side_with_render DECLSPEC_HIDDEN;
+extern int shape_layered_windows DECLSPEC_HIDDEN;
 extern const struct gdi_dc_funcs *X11DRV_XRender_Init(void) DECLSPEC_HIDDEN;
 
 extern struct opengl_funcs *get_glx_driver(UINT) DECLSPEC_HIDDEN;
diff --git a/dlls/winex11.drv/x11drv_main.c b/dlls/winex11.drv/x11drv_main.c
index ef6b1a9..329fea5 100644
--- a/dlls/winex11.drv/x11drv_main.c
+++ b/dlls/winex11.drv/x11drv_main.c
@@ -81,6 +81,7 @@ int private_color_map = 0;
 int primary_monitor = 0;
 int client_side_graphics = 1;
 int client_side_with_render = 1;
+int shape_layered_windows = 1;
 int copy_default_colors = 128;
 int alloc_system_colors = 256;
 DWORD thread_data_tls_index = TLS_OUT_OF_INDEXES;
@@ -397,6 +398,9 @@ static void setup_options(void)
     if (!get_config_key( hkey, appkey, "UseXIM", buffer, sizeof(buffer) ))
         use_xim = IS_OPTION_TRUE( buffer[0] );
 
+    if (!get_config_key( hkey, appkey, "ShapeLayeredWindows", buffer, sizeof(buffer) ))
+        shape_layered_windows = IS_OPTION_TRUE( buffer[0] );
+
     if (!get_config_key( hkey, appkey, "PrivateColorMap", buffer, sizeof(buffer) ))
         private_color_map = IS_OPTION_TRUE( buffer[0] );