MyActivityFlipper.java

package com.ch_linghu.fanfoudroid.ui.module;

import android.app.Activity;
import android.view.MotionEvent;

import com.ch_linghu.fanfoudroid.BrowseActivity;
import com.ch_linghu.fanfoudroid.MentionActivity;
import com.ch_linghu.fanfoudroid.R;
import com.ch_linghu.fanfoudroid.TwitterActivity;

/**
 * MyActivityFlipper 利用左右滑动手势切换Activity
 * 
 * 1. 切换Activity, 继承与 {@link ActivityFlipper} 2. 手势识别, 实现接口
 * {@link Widget.OnGestureListener}
 * 
 */
public class MyActivityFlipper extends ActivityFlipper implements
		Widget.OnGestureListener {

	public MyActivityFlipper() {
		super();
	}

	public MyActivityFlipper(Activity activity) {
		super(activity);
		// TODO Auto-generated constructor stub
	}

	// factory
	public static MyActivityFlipper create(Activity activity) {
		MyActivityFlipper flipper = new MyActivityFlipper(activity);
		flipper.addActivity(BrowseActivity.class);
		flipper.addActivity(TwitterActivity.class);
		flipper.addActivity(MentionActivity.class);

		flipper.setToastResource(new int[] { R.drawable.point_left,
				R.drawable.point_center, R.drawable.point_right });

		flipper.setInAnimation(R.anim.push_left_in);
		flipper.setOutAnimation(R.anim.push_left_out);
		flipper.setPreviousInAnimation(R.anim.push_right_in);
		flipper.setPreviousOutAnimation(R.anim.push_right_out);
		return flipper;
	}

	@Override
	public boolean onFlingDown(MotionEvent e1, MotionEvent e2, float velocityX,
			float velocityY) {
		return false; // do nothing
	}

	@Override
	public boolean onFlingUp(MotionEvent e1, MotionEvent e2, float velocityX,
			float velocityY) {
		return false; // do nothing
	}

	@Override
	public boolean onFlingLeft(MotionEvent e1, MotionEvent e2, float velocityX,
			float velocityY) {
		autoShowNext();
		return true;
	}

	@Override
	public boolean onFlingRight(MotionEvent e1, MotionEvent e2,
			float velocityX, float velocityY) {
		autoShowPrevious();
		return true;
	}

}