colorbutton: Fix drag source

By running it in the capture phase, it will not be starved for events by
the button's click source and make drags actually start a color drag
operation.
This commit is contained in:
Benjamin Otte 2020-02-18 02:58:58 +01:00
parent 7ca149ff90
commit 0d4d4e9a8c

View File

@ -328,6 +328,7 @@ gtk_color_button_init (GtkColorButton *button)
source = gtk_drag_source_new ();
g_signal_connect (source, "prepare", G_CALLBACK (gtk_color_button_drag_prepare), button);
g_signal_connect (source, "drag-begin", G_CALLBACK (gtk_color_button_drag_begin), button);
gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (source), GTK_PHASE_CAPTURE);
gtk_widget_add_controller (priv->button, GTK_EVENT_CONTROLLER (source));
gtk_widget_add_css_class (priv->button, "color");