Android PopupWindow使用

来源：互联网发布：pyqt4 linux 编辑：程序博客网时间：2024/05/07 09:32

//代码

package com.mark.pop.win;import android.app.Activity;import android.os.Bundle;import android.view.Gravity;import android.view.MotionEvent;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.PopupWindow;import android.widget.RelativeLayout;public class PopupWindowDemoActivity extends Activity{private Button pop_windowButton;private PopupWindow menuPop=null;@Overridepublic void onCreate(Bundle savedInstanceState){super.onCreate(savedInstanceState);setContentView(R.layout.main);pop_windowButton=(Button) findViewById(R.id.pop_window);pop_windowButton.setOnClickListener(new OnClickListener(){@Overridepublic void onClick(View v){View paopaoView = getLayoutInflater().inflate(R.layout.pop_menu, null);//这里最关键，不在pop的View的里面找到相映的ID，还真不好关闭popWinButton pop_play_btn=(Button) paopaoView.findViewById(R.id.play_btn);menuPop = new PopupWindow(paopaoView, RelativeLayout.LayoutParams.WRAP_CONTENT, RelativeLayout.LayoutParams.WRAP_CONTENT);menuPop.showAtLocation(pop_windowButton, Gravity.LEFT,0,-120);pop_play_btn.setOnClickListener(new OnClickListener(){@Overridepublic void onClick(View v){closePop();}});}});}@Overridepublic boolean onTouchEvent(MotionEvent event){closePop();return super.onTouchEvent(event);}private void closePop(){if(null!=menuPop){menuPop.dismiss();}}}

//pop_menu.xml

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:id="@+id/menu_btns"    android:layout_width="wrap_content"    android:layout_height="wrap_content"    android:orientation="vertical" >    <Button        android:id="@+id/play_btn"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:background="@drawable/button_menu_pause" /><!--这个依旧是布局-->    <Button        android:id="@+id/sound_btn"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:background="@drawable/button_menu_sound" /><!--布局-->    <Button        android:id="@+id/help_btn"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:background="@drawable/button_menu_help" /><!--布局-->    <Button        android:id="@+id/about_btn"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:background="@drawable/button_menu_about" /><!--布局-->    <Button        android:id="@+id/home_btn"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:background="@drawable/button_menu_home" /><!--布局--></LinearLayout>

//button_menu_pause.xml

<selector xmlns:android="http://schemas.android.com/apk/res/android">    <item         android:state_pressed="false"android:drawable="@drawable/pause_menu_1" /><!--未按下时--><item         android:state_pressed="true"android:drawable="@drawable/pause_menu_2" /><!--已按下时--><item         android:state_focused="true"android:drawable="@drawable/pause_menu_2" /><!--已点击时--><item         android:drawable="@drawable/pause_menu_1" /><!--这个就是图片了 default--></selector>

//button_menu_sound.xml

同上

//button_menu_help.xml

同上

//button_menu_about.xml

同上