The convenience function calls to set the WM_ICON_NAME property.
The convenience function calls to obtain the WM_ICON_NAME property. It returns a nonzero status on success; otherwise, it returns a zero status.
The function sets the name to be displayed in a window's icon.
can generate and errors.
The function returns the name to be displayed in the specified window's icon. If it succeeds, it returns a nonzero status; otherwise, if no icon name has been set for the window, it returns zero. If you never assigned a name to the window, sets icon_name_return to NULL. If the data returned by the server is in the Latin Portable Character Encoding, then the returned string is in the Host Portable Character Encoding. Otherwise, the result is implementation-dependent. When finished with it, a client must free the icon name string using
can generate a error.