ImageGear for C and C++ on Windows v21.0 - Updated
API Reference Guide / Core Component API Reference / Core Component Functions Reference / GUI Functions / GUI Palette Functions / IG_GUI_palette_update
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    IG_GUI_palette_update
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    This function may be called to update (repaint) the palette window, if for example the image's DIB palette has been changed in memory by your application.

    Declaration:

     
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    AT_ERRCOUNT ACCUAPI IG_GUI_palette_update ( 
            HIGEAR hIGear, 
            DWORD dwGrpID, 
            HWND hWndPalette 
    );
    

    Arguments:

    Name Type Description
    hIGear HIGEAR HIGEAR handle of image.
    dwGrpID DWORD Identifier of group where to get display options for creating palette.
    hWndPalette HWND Handle of palette window.

    Return Value:

    Returns the number of ImageGear errors that occurred during this function call.

    Supported Raster Image Formats:

    All pixel formats supported by ImageGear for C and C++.

    (Has an effect for Indexed images only.)

    Sample:

    Palette Edit, Display

    Example:

     
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    HIGEAR hIGear;   /* HIGEAR handle of image  */
    HWND hWndPalette;  /* Handle of Palette window */
    IG_GUI_palette_update ( hIGear, hWndPalette );