PopupWindow弹窗demo

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main.xml

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:gravity="center"    android:orientation="vertical" >    <Button        android:id="@+id/button1"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="pop" /></LinearLayout>

自定义View

pop_view.xml

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="fill_parent"    android:layout_height="wrap_content"    android:gravity="center"    android:orientation="vertical" >    <Button        android:id="@+id/button_popupe"        android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:layout_margin="10dip"        android:text="pop,pop" >    </Button></LinearLayout>

anim文件下自定义动画

fipper_in.xml

<?xml version="1.0" encoding="utf-8"?><set xmlns:android="http://schemas.android.com/apk/res/android" >    <translate        android:duration="1000"        android:fromYDelta="100%p"        android:toYDelta="0" />    <alpha        android:duration="1000"        android:fromAlpha="0.0"        android:toAlpha="1.0" /></set>

fipper_out.xml

<?xml version="1.0" encoding="utf-8"?><set xmlns:android="http://schemas.android.com/apk/res/android" >    <translate        android:duration="1000"        android:fromYDelta="0"        android:toYDelta="100%p" />    <alpha        android:duration="1000"        android:fromAlpha="1.0"        android:toAlpha="0.0" /></set>

ActivityMain

package com.android;import android.app.Activity;import android.os.Bundle;import android.view.Gravity;import android.view.LayoutInflater;import android.view.View;import android.view.View.OnClickListener;import android.view.ViewGroup.LayoutParams;import android.view.animation.AnimationUtils;import android.widget.Button;import android.widget.PopupWindow;import android.widget.ViewFlipper;public class ActivityMain extends Activity {//定义PopupWindowprivate PopupWindow popup;//定义PopupWindow动画private ViewFlipper mViewFlipper;    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);        // 创建动画mViewFlipper = new ViewFlipper(this);mViewFlipper.setInAnimation(AnimationUtils.loadAnimation(this,R.anim.flipper_in));mViewFlipper.setOutAnimation(AnimationUtils.loadAnimation(this,R.anim.flipper_out));//获取自定义的pop_view，因为pop_view.xml没有设置setContentView方法，所以不能用findViewById方法获取对象LayoutInflater mLayoutInflater = LayoutInflater.from(getApplicationContext());View pop_view = mLayoutInflater.inflate(R.layout.pop_view, null);mViewFlipper.addView(pop_view);mViewFlipper.setFlipInterval(3000);// 创建Popuppopup = new PopupWindow(mViewFlipper, LayoutParams.FILL_PARENT,LayoutParams.WRAP_CONTENT);popup.setBackgroundDrawable(getResources().getDrawable(R.drawable.pop_bg));popup.setFocusable(true);popup.update();//开启pop的按钮Button btn = (Button)this.findViewById(R.id.button1);btn.setOnClickListener(new OnClickListener(){@Overridepublic void onClick(View v) {if (popup != null) {if (popup.isShowing()) {popup.dismiss();} else {//相对与某个控件的位置    popup.showAtLocation(v,Gravity.BOTTOM, 0, 0);    //播放动画    mViewFlipper.startFlipping();}}}});    }}

点击pop按钮即可出现下面pop.pop弹窗。

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