Return the class of a widget
PtWidgetClassRef_t *PtWidgetClass(
PtWidget_t *widget );
This function lets you determine a widget's class. Using the PtWidgetClassRef_t pointer, you can create new widgets of the same class or check for specific widget classes.
A pointer to a PtWidgetClassRef_t, or NULL if the widget is NULL.
/* check the class type of a widget */
if ( PtWidgetClass( widget ) == PtWindow ) {
/* window processing */
}
else {
/* nonwindow processing */
}
Photon
| Safety: | |
|---|---|
| Interrupt handler | No |
| Signal handler | No |
| Thread | No |
PtWidgetIsClass(), PtWidgetIsClassMember()