Popwindow自定义动画（nexus5不支持暂未解决）

时间：2023-03-08 18:21:19

遇到一个问题，先记录一下

PopWindow自定义动画

import android.app.Activity;

import android.graphics.drawable.BitmapDrawable;

import android.os.Build;

import android.os.Bundle;

import android.util.DisplayMetrics;

import android.view.Gravity;

import android.view.LayoutInflater;

import android.view.View;

import android.view.View.OnClickListener;

import android.view.ViewGroup.LayoutParams;

import android.widget.Button;

import android.widget.PopupWindow;

public class ActivityMain extends Activity {

    private int screenWidth;

    private int screenHeigh;

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.main);

        System.out.println("xirtam " + Build.VERSION.SDK);

        System.out.println("xirtam " + Build.VERSION.SDK_INT);

        {// 获取屏幕宽高

            DisplayMetrics dm = new DisplayMetrics();

            getWindowManager().getDefaultDisplay().getMetrics(dm);

            screenWidth = dm.widthPixels;

            screenHeigh = dm.heightPixels;

        }

        LayoutInflater inflater = LayoutInflater.from(this);

        // 引入窗口配置文件

        View view = inflater.inflate(R.layout.main2, null);

        // 创建PopupWindow对象

        final PopupWindow pop = new PopupWindow(view,

                LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT, false);

        Button btn = (Button) findViewById(R.id.btn);

        // 需要设置一下此参数，点击外边可消失

        pop.setBackgroundDrawable(new BitmapDrawable());

        // 设置点击窗口外边窗口消失

        pop.setOutsideTouchable(true);

        // 设置此参数获得焦点，否则无法点击

        pop.setFocusable(true);

        btn.setOnClickListener(new OnClickListener() {

            @Override

            public void onClick(View v) {

                if (pop.isShowing()) {

                    // 隐藏窗口，如果设置了点击窗口外小时即不需要此方式隐藏

                    pop.dismiss();

                } else {

                    // 显示窗口

                    pop.setAnimationStyle(R.style.PopupAnimation);

                    pop.showAtLocation(v, Gravity.NO_GRAVITY, 0, screenHeigh);

//                    pop.showAsDropDown(v);

                    pop.update();

                }

            }

        });

    }

}

layout/main1.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:orientation="vertical" >

    <Button

        android:id="@+id/btn"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:text="点我是小狗" />

</LinearLayout>

layout/main2.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:orientation="vertical" >

    <Button

        android:id="@+id/a"

        android:layout_width="fill_parent"

        android:layout_height="fill_parent"

        android:text="小狗你好" />

</LinearLayout>

values/styles.xml

<style name="PopupAnimation" mce_bogus="1" parent="android:Animation">

        <item name="android:windowEnterAnimation">@anim/enter</item>

        <item name="android:windowExitAnimation">@anim/exit</item>

    </style>

anim/enter.xml

<?xml version="1.0" encoding="utf-8"?>

<translate xmlns:android="http://schemas.android.com/apk/res/android"

    android:duration="3500"

    android:fromYDelta="100%"

    android:toYDelta="1%" >

</translate>

anim/exit.xml

<?xml version="1.0" encoding="utf-8"?>

<translate xmlns:android="http://schemas.android.com/apk/res/android"

    android:duration="3500"

    android:fromYDelta="1%"

    android:toYDelta="100%" >

</translate>

问题是在nexus5上 showAtLocation 没反应，其他机型未发现此问题。