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Diffstat (limited to 'src/ui/tile-preview.c')
-rw-r--r--src/ui/tile-preview.c31
1 files changed, 16 insertions, 15 deletions
diff --git a/src/ui/tile-preview.c b/src/ui/tile-preview.c
index 75eba055..ee58600d 100644
--- a/src/ui/tile-preview.c
+++ b/src/ui/tile-preview.c
@@ -28,6 +28,8 @@
#include "tile-preview.h"
#include "core.h"
+#include "types.h"
+#include "core/screen-private.h"
#define OUTLINE_WIDTH 5 /* frame width in non-composite case */
@@ -206,23 +208,14 @@ meta_tile_preview_new (int screen_number)
preview->tile_rect.width = preview->tile_rect.height = 0;
#if GTK_CHECK_VERSION (3, 0, 0)
- preview->has_alpha = gdk_screen_is_composited (screen) && (gdk_screen_get_rgba_visual (screen) != NULL);
+ gtk_widget_set_visual (preview->preview_window,
+ gdk_screen_get_rgba_visual (screen));
#else
- preview->has_alpha = rgba_colormap && gdk_screen_is_composited (screen);
+ gtk_widget_set_colormap (preview->preview_window, rgba_colormap);
#endif
- if (preview->has_alpha)
- {
-#if GTK_CHECK_VERSION (3, 0, 0)
- gtk_widget_set_visual (preview->preview_window,
- gdk_screen_get_rgba_visual (screen));
-#else
- gtk_widget_set_colormap (preview->preview_window, rgba_colormap);
-#endif
-
- g_signal_connect (preview->preview_window, "style-set",
- G_CALLBACK (on_preview_window_style_set), preview);
- }
+ g_signal_connect (preview->preview_window, "style-set",
+ G_CALLBACK (on_preview_window_style_set), preview);
gtk_widget_realize (preview->preview_window);
#if !GTK_CHECK_VERSION (3, 0, 0)
@@ -258,7 +251,8 @@ meta_tile_preview_free (MetaTilePreview *preview)
void
meta_tile_preview_show (MetaTilePreview *preview,
- MetaRectangle *tile_rect)
+ MetaRectangle *tile_rect,
+ MetaScreen *screen)
{
GdkWindow *window;
GdkRectangle old_rect;
@@ -291,6 +285,11 @@ meta_tile_preview_show (MetaTilePreview *preview,
gdk_window_move_resize (window,
preview->tile_rect.x, preview->tile_rect.y,
preview->tile_rect.width, preview->tile_rect.height);
+#if HAVE_COMPOSITE_EXTENSIONS
+ preview->has_alpha = meta_screen_is_cm_selected (screen);
+#else
+ preview->has_alpha = FALSE;
+#endif
if (!preview->has_alpha)
{
@@ -337,6 +336,8 @@ meta_tile_preview_show (MetaTilePreview *preview,
gdk_window_shape_combine_region (window, outer_region, 0, 0);
gdk_region_destroy (outer_region);
#endif
+ } else {
+ gdk_window_shape_combine_region (window, NULL, 0, 0);
}
}