diff options
| -rw-r--r-- | mate-panel/panel-properties-dialog.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/mate-panel/panel-properties-dialog.c b/mate-panel/panel-properties-dialog.c index c5fc2c11..e9216bec 100644 --- a/mate-panel/panel-properties-dialog.c +++ b/mate-panel/panel-properties-dialog.c @@ -454,11 +454,21 @@ panel_properties_dialog_setup_opacity_scale (PanelPropertiesDialog *dialog, G_CALLBACK (panel_properties_dialog_opacity_changed), dialog); + gboolean slider_active = TRUE; + + if ( ! gdk_screen_is_composited(gdk_screen_get_default())) { + slider_active = FALSE; + } + if ( ! panel_profile_background_key_is_writable (dialog->toplevel, "opacity")) { + slider_active = FALSE; + gtk_widget_show (dialog->writability_warn_background); + } + + if ( ! slider_active) { gtk_widget_set_sensitive (dialog->opacity_scale, FALSE); gtk_widget_set_sensitive (dialog->opacity_label, FALSE); gtk_widget_set_sensitive (dialog->opacity_legend, FALSE); - gtk_widget_show (dialog->writability_warn_background); } } |