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_gtkWidgetCBwindowState

_gtkWidgetCBwindowState defines a callback to a Widgets object when the widget is shwon or it is hidden.

Prototype : fun [* fun [* u0 S I I] u1 u0 I] *

• * : a Widgets object.


• fun [* u0 S I I] u1 : a callback. These arguments are :
  1. * : the Widgets object (the emitter)
  2. u0 : the user parameter
  3. S : the GTK signal name
  4. I : mask specifying what flags have changed
  5. I : the new window state, a combination of these values :
     • STATE_ABOVE,
     • STATE_BELOW,
     • STATE_FULLSCREEN,
     • STATE_ICONIFIED,
     • STATE_MAXIMIZED,
     • STATE_NOTSHOWN,
     • STATE_STICKY


• u0 : a user parameter, at your convenience


• I : a flag (one of these values):
  • CB_SHOW : "show" event
  • CB_HIDE : "hide" event


• I : the propagation flag : SIGNAL_NOPROPAGATE or SIGNAL_PROPAGATE.


• Return * : the same Widgets object or nil if an error occurs.

See also

Example