ImageGear for C and C++ on Windows v21.0 - Updated
API Reference Guide / Core Component API Reference / Core Component Functions Reference / GUI Functions / GUI Thumbnail Functions / IG_GUI_thumbnail_attribute_get
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    IG_GUI_thumbnail_attribute_get
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    This function returns the current setting for the GUI Thumbnail attribute indicated by nAttributeID.

    Declaration:

     
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    AT_ERRCOUNT ACCUAPI IG_GUI_thumbnail_attribute_get ( 
            HWND hwndThumbnail,
            AT_MODE nAttributeID, 
            LPVOID lpData
    );
    

    Arguments:

    Name Type Description
    hwndThumbnail HWND Windows handle to the Thumbnail Window.
    nAttributeID AT_MODE An integer variable of type AT_MODE that indicates attribute for which to get the current setting. These constants have the prefix IG_GUI_THUMBNAIL_ and are defined in accucnst.h.
    lpData LPVOID The current setting of the thumbnail attribute referred to by nAttributeID.

    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:

    Thumbnail, FlashPix

    Example:

     
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    UINT nThumbWidth;
    HWND hWndThumb;
    /*Get the current setting for thumbnail width */
    IG_GUI_thumbnail_attribute_get(hWndThumb, IG_GUI_THUMBNAIL_WIDTH, (LPVOID)&nThumbWidth);
    

    Remarks:

    See IG_GUI_thumbnail_attribute_set() for a complete description of the attributes that can be changed.