ImageGear for C and C++ on Windows v19.0
LPFNIG_ARTX_GUI_TOOLBARNOTIFY
| API Reference Guide > ArtXGUI Component API Reference > ArtXGUI Component Callback Functions Reference > LPFNIG_ARTX_GUI_TOOLBARNOTIFY |
The callback function declaration used to register a callback method called whenever the user changes the button selection in the ToolBar.
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typedef AT_BOOL (LPACCUAPI LPFNIG_ARTX_GUI_TOOLBARNOTIFY)(
LPVOID lpPrivate,
enumIGArtXMarkType MarkType,
enumIGArtXGUIToolbarEventType nReason
);
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| Name | Type | Description |
|---|---|---|
| lpPrivate | LPVOID | Private callback data. |
| MarkType | enumIGArtXMarkType | The annotation mark button that was selected. |
| nReason | enumIGArtXGUIToolbarEventType | The reason that ToolBarNotify has been raised. |
This function does not process image pixels.