android可拖动控件屏蔽多点,Android Split touch events 禁用多点触控

The name="NoSplitMotionEvents" parent="android:Theme.Holo">

<item name="android:windowEnableSplitTouch">falseitem>

...

When this theme is applied to an or , only touch events within the current activity window are accepted. For example, by disabling split touch events across windows, the system bar cannot receive touch events at the same time as the activity. This does not affect whether views inside the activity can split touch events—by default, the activity can still split touch events across views.

For more information about creating a theme, read Applying Styles and Themes.