diff options
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Display.java')
| -rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Display.java | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Display.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Display.java index 719ed729a1..bb54220c30 100644 --- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Display.java +++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Display.java @@ -3201,14 +3201,23 @@ void initializeSystemColorsToggleButton() { } void initializeSystemColorsDisabled() { + /* + * 'Yaru' theme on Ubuntu 18.10 defines background color for + * 'entry:backdrop:disabled' as 'transparent', so parent window's color + * will be used. However, SWT doesn't quite expect transparent colors. + * The workaround is to use a temporary window as parent. GTK will blend + * colors and return non-transparent result. + */ + long window = GTK.gtk_window_new (GTK.GTK_WINDOW_TOPLEVEL); long entry = GTK.gtk_entry_new (); - OS.g_object_ref_sink(entry); + GTK.gtk_container_add (window, entry); + long context = GTK.gtk_widget_get_style_context (entry); COLOR_WIDGET_DISABLED_FOREGROUND_RGBA = styleContextGetColor (context, GTK.GTK_STATE_FLAG_INSENSITIVE); COLOR_TEXT_DISABLED_BACKGROUND_RGBA = styleContextEstimateBackgroundColor (context, GTK.GTK_STATE_FLAG_INSENSITIVE); - OS.g_object_unref(entry); + GTK.gtk_widget_destroy (window); } GdkRGBA styleContextGetColor(long context, int flag) { |