Tcl8.6/Tk8.6 Documentation > Tk C API, version 8.6.8 > HandleEvent
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- XEvent *eventPtr (in)
- Pointer to X event to dispatch to relevant handler(s). It is important that all unused fields of the structure be set to zero.
This procedure may be invoked recursively. For example, it is possible to invoke Tk_HandleEvent recursively from a handler called by Tk_HandleEvent. This sort of operation is useful in some modal situations, such as when a notifier has been popped up and an application wishes to wait for the user to click a button in the notifier before doing anything else.callback, event, handler, window
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