XtCallCallbacks(3Xt) X11R5 XtCallCallbacks(3Xt)NAME
XtCallCallbacks, XtHasCallbacks - process callbacks
SYNTAX
void XtCallCallbacks(w, callback_name, call_data)
Widget w;
String callback_name;
XtPointer call_data;
typedef enum {XtCallbackNoList, XtCallbackHasNone, XtCallbackHasSome}
XtCallbackStatus;
XtCallbackStatus XtHasCallbacks(w, callback_name)
Widget w;
String callback_name;
ARGUMENTS
callback_name
Specifies the callback list to be executed or checked.
call_data Specifies a callback-list specific data value to pass to each
of the callback procedure in the list.
w Specifies the widget.
DESCRIPTION
The function calls each procedure that is registered in the specified
widget's callback list.
The function first checks to see if the widget has a callback list
identified by callback_name. If the callback list does not exist,
returns If the callback list exists but is empty, it returns If the
callback list exists and has at least one callback registered, it
returns
SEE ALSOXtAddCallback(3Xt)
X Toolkit Intrinsics - C Language Interface
Xlib - C Language X Interface
XtCallCallbacks(3Xt)
