Add a hotkey callback to an application's callback list
void PtAppAddHotkeyHandler( unsigned key_sym_cap, unsigned key_mods, short flags, void *data, int (*event_f)(void *,PtCallbackInfo_t *));
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This function adds a key event handler to the application's Pt_CB_HOTKEY callback list. The application invokes the last-added handler on this list whenever a key event type that matches key_sym_cap and key_mods intersects with the application .
Note the following:
For more information, see the Manipulating Resources in Application Code chapter of the Photon Programmer's Guide.
Photon
Safety: | |
---|---|
Interrupt handler | No |
Signal handler | No |
Thread | No |
PtAppGetResources(), PtAppGetResource(), PtAppRemoveCallback(), PtAppRemoveHotkeyHandler() PtAppSetResource(), PtAppSetResources(), PtSetArg().
“Event handlers” in the Managing Widgets in Application Code chapter of the Photon Programmer's Guide