/**
* Closes the given <code>{@link JInternalFrame}</code>.
*
* @param internalFrame the target <code>JInternalFrame</code>.
* @throws IllegalStateException if the <code>JInternalFrame</code> is not showing on the screen.
* @throws IllegalStateException if the <code>JInternalFrame</code> is not closable.
*/
@RunsInEDT
public void close(JInternalFrame internalFrame) {
Pair<Boolean, Point> closeInfo = validateAndFindCloseInfo(internalFrame);
if (closeInfo.i) return; // internal frame is already closed
moveMouseIgnoringAnyError(internalFrame, closeInfo.ii);
JInternalFrameCloseTask.close(internalFrame);
robot.waitForIdle();
}
