android.app.Activity//

public class Activity extends ContextThemeWrapper

implements ComponentCallbacks2 KeyEvent.Callback LayoutInflater.Factory2 View.OnCreateContextMenuListener Window.Callback

方法;

(1)

public boolean dispatchTouchEvent (MotionEvent ev)

Called to process touch screen events. You can override this to intercept all touch screen events before they are dispatched to the window. Be sure to call this implementation for touch screen events that should be handled normally.

Parameters//参数

evThe touch screen event.//触屏事件

Returns

• boolean Return true if this event was consumed.//事件被消耗时返回true

//处理触屏事件时被调用。你可以重写它打断屏幕事件在它们(事件)被分发到屏幕时。确定为屏幕事件调用这些实现时应当被正常处理。