Android实现微信侧滑删除当前页面

本文实例为大家分享了微信侧滑删除当前页面的具体代码，供大家参考，具体内容如下

效果图不是太明显 实际上有finish动画

代码

package com.finddreams.slidingback.ui; 
 
 
import android.app.activity; 
import android.os.bundle; 
import android.util.log; 
import android.view.gesturedetector; 
import android.view.gesturedetector.ongesturelistener; 
import android.view.motionevent; 
/** 
 * 手势滑动的activity，只需要继承就可实现手势滑动 
 * title: gesturebackactivity.java 
 * @author angus 
 * 2016年11月16日 
 * @version 2.0 
 */ 
public class gesturebackactivity extends activity { 
 private gesturedetector mydectector; 
 private static final string tag = "gesturebackactivity"; 
 boolean flingfinishenabled = true; 
 
 @override 
 protected void oncreate(bundle savedinstancestate) { 
 
  super.oncreate(savedinstancestate); 
  initgesturedetector(); 
  appmanager.getappmanager().addactivity(this); 
 } 
 
 private void initgesturedetector() { 
  if (mydectector == null) { 
   mydectector = new gesturedetector(this, new mygesturelistener()); 
  } 
 
 } 
 
 @override 
 public boolean dispatchtouchevent(motionevent ev) { 
 
  if (flingfinishenabled) { 
   return mydectector.ontouchevent(ev) || super.dispatchtouchevent(ev); 
  } 
  return super.dispatchtouchevent(ev); 
 } 
 
 /** 
  * 手势监听器 
  * 
  */ 
 public class mygesturelistener implements ongesturelistener { 
 
  @override 
  public boolean ondown(motionevent e) { 
   // toast.maketext(getapplicationcontext(),"down",toast.length_short).show(); 
   return true; 
  } 
 
  @override 
  public void onshowpress(motionevent e) { 
   // todo auto-generated method stub 
 
  } 
 
  @override 
  public boolean onsingletapup(motionevent e) { 
   // toast.maketext(getapplicationcontext(),"onsingletapup",toast.length_short).show(); 
   return true; 
  } 
 
  @override 
  public boolean onscroll(motionevent e1, motionevent e2, 
    float distancex, float distancey) { 
   // todo auto-generated method stub 
   return false; 
  } 
 
  @override 
  public void onlongpress(motionevent e) { 
   // todo auto-generated method stub 
 
  } 
 
  @override 
  public boolean onfling(motionevent e1, motionevent e2, float velocityx, 
    float velocityy) { 
   if (e1.getx() - e2.getx() > 100 && math.abs(velocityx) > 0) { 
    log.d(tag, "向左滑动"); 
   } else if (e2.getx() - e1.getx() > 100 && math.abs(velocityx) > 0) { 
    log.d(tag, "向右滑动"); 
    appmanager.getappmanager().finishactivity(); 
   } 
   return false; 
  } 
 
 } 
} 

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