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XtAppAddActionHook(3)		 XT FUNCTIONS		 XtAppAddActionHook(3)

NAME
       XtAppAddActionHook, XtRemoveActionHook -	register an action hook	proce-
       dure

SYNTAX
       #include	<X11/Intrinsic.h>

       XtActionHookId  XtAppAddActionHook(XtAppContext	app_context, XtAction-
	      HookProc proc, XtPointer client_data);

       void XtRemoveActionHook(XtActionHookId id);

ARGUMENTS
       app_context
		 Specifies the application context.

       proc	 Specifies the action hook procedure.

       num_args	 Specifies the application-specific data to be passed  to  the
		 action	hook.

DESCRIPTION
       XtAppAddActionHook  adds	the specified procedure	to the front of	a list
       maintained in the application context.  In the future, when  an	action
       routine	is about to be invoked for any widget in this application con-
       text, either through the	translation manager or	via  XtCallActionProc,
       the  action  hohok procedures will be called in reverse order of	regis-
       tration jut prior to invoking the action	routine.

       Action hook procedures are removed automatically	and the	XtActionHookId
       s destroyed when	the application	context	in which they  were  added  is
       destroyed.

       XtRemoveActionHook removes the specified	action hook procedure from the
       list in which it	was registered.

SEE ALSO
       X Toolkit Intrinsics - C	Language Interface
       Xlib - C	Language X Interface

X Version 11			  libXt	1.3.0		 XtAppAddActionHook(3)

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