The ::button-press-event signal will be emitted when a button
(typically from a mouse) is pressed.
To receive this signal, the GdkWindow associated to the
widget needs to enable the GDK_BUTTON_PRESS_MASK mask.
This signal will be sent to the grab widget if there is one.
The ::button-press-event signal will be emitted when a button (typically from a mouse) is pressed. To receive this signal, the GdkWindow associated to the widget needs to enable the GDK_BUTTON_PRESS_MASK mask. This signal will be sent to the grab widget if there is one.