ImageGear for C and C++ on Windows v19.10 - Updated
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.

Declaration:

 
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 typedef AT_BOOL (LPACCUAPI LPFNIG_ARTX_GUI_TOOLBARNOTIFY)(
         LPVOID lpPrivate,
         enumIGArtXMarkType MarkType,
         enumIGArtXGUIToolbarEventType nReason
);

Arguments:

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.

Supported Raster Image Formats:

This function does not process image pixels.