diff -up firefox-80.0/widget/gtk/nsWindow.cpp.1196777 firefox-80.0/widget/gtk/nsWindow.cpp --- firefox-80.0/widget/gtk/nsWindow.cpp.1196777 2020-08-18 09:47:18.662833910 +0200 +++ firefox-80.0/widget/gtk/nsWindow.cpp 2020-08-18 09:48:19.437478136 +0200 @@ -168,7 +168,7 @@ const gint kEvents = GDK_TOUCHPAD_GESTUR GDK_STRUCTURE_MASK | GDK_VISIBILITY_NOTIFY_MASK | GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | - GDK_SMOOTH_SCROLL_MASK | GDK_TOUCH_MASK | GDK_SCROLL_MASK | + GDK_SMOOTH_SCROLL_MASK | GDK_TOUCH_MASK | GDK_SCROLL_MASK | GDK_FOCUS_CHANGE_MASK | GDK_POINTER_MOTION_MASK | GDK_PROPERTY_CHANGE_MASK; /* utility functions */