package com.example.p_w_picpathswitch;
import android.app.Activity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnTouchListener;
import android.widget.ImageSwitcher;
import android.widget.ImageView;
import android.widget.ViewSwitcher.ViewFactory;
public class MainActivity extends Activity implements ViewFactory OnTouchListener {
private ImageSwitcher p_w_picpathSwitch;
private int [], p_w_picpaths={
R.drawable.kobe0,
R.drawable.kobe1,
R.drawable.kobe3,
R.drawable.kobe4,
R.drawable.kobe6,
}；
private int 指数;,//要显示的图片的下标
@Override
protected void onCreate (Bundle savedInstanceState), {
super.onCreate (savedInstanceState);
setContentView (R.layout.activity_main);
p_w_picpathSwitch=(ImageSwitcher), findViewById (R.id.p_w_picpathSwitcher1_1);//设置创建ImageView的工厂
p_w_picpathSwitch.setFactory(这个);//设置触屏事件
p_w_picpathSwitch.setOnTouchListener(这个);
}//ViewFactory工厂接口的方法,通过这个方法,给ImageSwitch组件提供两个
@Override
public View makeView (), {//,TODO Auto-generated method 存根
ImageView p_w_picpathView=new ImageView(这个);
p_w_picpathView.setImageResource (p_w_picpaths [0]);
return p_w_picpathView;
}//定义两个x坐标点
,float startx=0.0 f,,,,,,,//开始位置
,float endx=0.0 f,,,,,,,,,//结束位置//触屏事件监听方法
@Override
public boolean ondraw (View v, MotionEvent 事件),{
如果(event.getAction ()==MotionEvent.ACTION_DOWN) {
startx=event.getX ();
return 真实;
}else 如果(event.getAction ()==MotionEvent.ACTION_UP) {
endx=event.getX ();//判断左滑动
如果(startx-endx> 20) {
指数=(指数+ 1)& lt; (p_w_picpaths.length-1) ? + +指数:0;
p_w_picpathSwitch.setImageResource (p_w_picpaths(指数));//在代码中设置动画效果
p_w_picpathSwitch.setInAnimation(这,android.R.anim.fade_in);
p_w_picpathSwitch.setOutAnimation(这,android.R.anim.fade_out);
}//判断右滑动
如果(endx-startx> 20) {
指数=(索引1)在0 ?——指数:p_w_picpaths.length-1;
p_w_picpathSwitch.setImageResource (p_w_picpaths(指数));
p_w_picpathSwitch.setInAnimation(这,android.R.anim.slide_in_left);
p_w_picpathSwitch.setOutAnimation(这,android.R.anim.slide_out_right);
}
}
return 真实;
}
} TextSwitcher与ImageSwitcher类似,只需要将ImageSwitcher换成TextSwitcher
设置图片资源修改为设置文本即可
