ImageGear for C and C++ on Windows v19.0
LPFNIG_ARTX_GUI_HOTSPOT_ACTION
| API Reference Guide > ArtXGUI Component API Reference > ArtXGUI Component Callback Functions Reference > LPFNIG_ARTX_GUI_HOTSPOT_ACTION |
The callback function declaration used to register a callback method called from the ArtX GUI when the user clicks on a hotspot mark.
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typedef AT_BOOL (LPACCUAPI LPFNIG_ARTX_GUI_HOTSPOT_ACTION)(
HIG_ARTX_HOTSPOT hHotSpot,
LPVOID clientData
);
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| Name | Type | Description |
|---|---|---|
| hHotSpot | HIG_ARTX_HOTSPOT | Handle to the hotspot mark that was clicked. |
| clientData | LPVOID | Client data passed to IG_ARTX_GUI_register_hotspot_action. |
This function does not process image pixels.