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| author | Colomban Wendling <[email protected]> | 2022-04-26 11:44:47 +0200 |
|---|---|---|
| committer | Victor Kareh <[email protected]> | 2022-04-26 08:33:38 -0400 |
| commit | 02618b724a15443f6e5b4ce05612204d41269fa4 (patch) | |
| tree | 0f3de7645c88a71a297ccdb389362f2965141620 /applets/wncklet | |
| parent | f25d859347d32c363fb1e0a15266d66b06022b6c (diff) | |
| download | mate-panel-02618b724a15443f6e5b4ce05612204d41269fa4.tar.bz2 mate-panel-02618b724a15443f6e5b4ce05612204d41269fa4.tar.xz | |
wncklet: Fix crash thumbnailing dying or otherwise inaccessible windows
Fixes https://github.com/mate-desktop/mate-desktop/issues/478
Diffstat (limited to 'applets/wncklet')
| -rw-r--r-- | applets/wncklet/window-list.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/applets/wncklet/window-list.c b/applets/wncklet/window-list.c index 32e6a602..f9e14f2b 100644 --- a/applets/wncklet/window-list.c +++ b/applets/wncklet/window-list.c @@ -288,6 +288,8 @@ preview_window_thumbnail (WnckWindow *wnck_window, *thumbnail_width = (int) ((double) width * ratio); } + gdk_x11_display_error_trap_push (gdk_window_get_display (window)); + thumbnail = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, *thumbnail_width, *thumbnail_height); @@ -298,6 +300,12 @@ preview_window_thumbnail (WnckWindow *wnck_window, cairo_paint (cr); cairo_destroy (cr); + if (gdk_x11_display_error_trap_pop (gdk_window_get_display (window))) + { + cairo_surface_destroy (thumbnail); + thumbnail = NULL; + } + g_object_unref (window); return thumbnail; |