ImageGear for C and C++ on Windows v21.0 - Updated
API Reference Guide / Core Component API Reference / Core Component Functions Reference / GUI Functions / GUI Page Functions / IG_GUI_page_delete_CB_register
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    IG_GUI_page_delete_CB_register
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    This function registers a callback function of type LPFNIG_GUIPAGEDELETEPROC, in which you can write a function to receive notification of when a thumbnail is deleted.

    Declaration:

     
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    AT_ERRCOUNT ACCUAPI IG_GUI_page_delete_CB_register(
            HWND hwndPage,
            LPFNIG_GUIPAGEDELETEPROC lpfnPageDeleteProc, 
            LPVOID lpPrivate
    );
    

    Arguments:

    Name Type Description
    hwndPage HWND Windows handle to the page sorter window.
    LpfnPageDeletProc LPFNIG_GUIPAGEDELETEPROC A far pointer to the callback function that you wish to register.
    LpPrivate LPVOID A far pointer to and private data that you would like to pass to the callback function.

    Return Value:

    Returns the number of ImageGear errors that occurred during this function call. If there are no errors, the return value is IGE_SUCCESS.

    Supported Raster Image Formats:

    This function does not process image pixels.

    Sample:

    Page, GUI Scan

    Example:

    See the example code under LPFNIG_GUIPAGEDELETEPROC.