解决DrawerLayout与RecyclerView冲突

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package MyWidget;import android.content.Context;import android.util.AttributeSet;import android.view.MotionEvent;import android.view.ViewConfiguration;public class DrawerLayout extends android.support.v4.widget.DrawerLayout {    public DrawerLayout(Context context){        this(context, null);    }    public DrawerLayout(Context context,AttributeSet attrs) {        this(context, attrs, 0);    }    public DrawerLayout(Context context,AttributeSet attrs, int defStyle) {        super(context, attrs,defStyle);        final ViewConfiguration configuration = ViewConfiguration.get(getContext());        mTouchSlop =configuration.getScaledTouchSlop();    }    private int mTouchSlop;    private float mLastMotionX;    private float mLastMotionY;    @Override    public boolean onInterceptTouchEvent(MotionEvent ev) {        try {            final float x = ev.getX();            final float y= ev.getY();            switch(ev.getAction()) {                case MotionEvent.ACTION_DOWN:                mLastMotionX= x;                mLastMotionY= y;                break;                case MotionEvent.ACTION_MOVE:                int xDiff = (int) Math.abs(x - mLastMotionX);                int yDiff = (int) Math.abs(y - mLastMotionY);                final int x_yDiff = xDiff * xDiff + yDiff * yDiff;                boolean xMoved = x_yDiff > mTouchSlop * mTouchSlop;                if(xMoved) {                    if(xDiff > yDiff * 4) {                        return true;                    }else {                        return false;                    }                }                break;                default:                    break;            }            return super.onInterceptTouchEvent(ev);        } catch(IllegalArgumentException ex) {        }        return false;    }    @Override    public boolean onTouchEvent(MotionEvent ev){        try {            return super.onTouchEvent(ev);        } catch(IllegalArgumentException ex) {        }        return false;    }}
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