int IWidget_CursorShow(IWidget *pif, IXYContainer *piContainer, int x, int y);
pif: Pointer to the IWidget interface object.
piContainer: Pointer to the container in which the cursor will be displayed.
x: The horizontal position (relative to the origin of the enclosing
container) where the cursor should be displayed.
y: The vertical position (relative to the origin of the enclosing
container) where the cursor should be displayed