ImageGear for C and C++ on Windows v19.5 - Updated
IG_gui_clbk_wnd
API Reference Guide > GUI Component API Reference > GUI Component Functions Reference > General Functions > IG_gui_clbk_wnd

This function creates a window that displays all this information after a filter load operation and allows you to modify this data to be saved with the filter save operation.

Declaration:

 
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HWND  ACCUAPI  IG_gui_clbk_wnd(
        HWND hWnd);

Arguments:

Name Type Description
hWnd HWND A handle of the parent window.

Return Value:

Returns a handle of the created window or if the function fails, the return value is NULL.

Supported Raster Image Formats:

This function does not process image pixels.

Sample:

Filters, GUI Windows 

Remarks:

This function sets callback functions of types LPAFT_IG_METAD_ITEM_SET_CB, LPAFT_IG_METAD_ITEM_ADD_CB and LPAFT_IG_METAD_ITEM_GET_CB, and uses IG_fltr_metad_callback_set()/IG_fltr_metad_callback_get() functions to manage callback data. It creates a window that displays all this information after filter load operation and allows you to modify this data to be saved with filter save operation. If window is not necessary anymore it can be deleted with all associated information using function DestroyWindow.