Dynamic Windows Function [dw_window_set_data]
Syntax
void dw_window_set_data(HWND window, char *dataname, void *data)
Parameters
HWND window: Window handle to save data to.
char *dataname: A string pointer identifying which data to be saved.
void *data: User data to be saved to the window handle.
Description
Add a named user data item to a window handle.