单击按钮会产生以下事件( ) A: ActionEvent B: WindowEvent C: MouseMotionEvent D: TextEvent
单击按钮会产生以下事件( ) A: ActionEvent B: WindowEvent C: MouseMotionEvent D: TextEvent
单击窗口右上角的关闭按钮发生()事件。 A: ItemEvent B: WindowEvent C: MouseMotionEvent D: ComponentEvent E: ContainerEvent
单击窗口右上角的关闭按钮发生()事件。 A: ItemEvent B: WindowEvent C: MouseMotionEvent D: ComponentEvent E: ContainerEvent
传递给实现了java.awt.event.MouseMotionListener接口的类中mouseDragged()方法的事件对象是( ) A: Mouse B: MouseEvent C: MouseMotionEvent D: EventMouse
传递给实现了java.awt.event.MouseMotionListener接口的类中mouseDragged()方法的事件对象是( ) A: Mouse B: MouseEvent C: MouseMotionEvent D: EventMouse
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