Android 三个按钮对话框

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1、activity_main.xml

<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/button1"        android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:text="三个按钮对话框" /></LinearLayout>

2、ActivityMain.java

包

import android.app.Activity;import android.app.AlertDialog;import android.content.DialogInterface;import android.os.Bundle;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.Toast;

ActivityMain类实现

public class MainActivity extends Activity {private Button btn1;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);btn1 = (Button) findViewById(R.id.button1);btn1.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View v) {AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this);builder.setIcon(R.drawable.ic_launcher);builder.setTitle("提示");builder.setMessage("请选择你要进行的操作");//第一个按钮builder.setPositiveButton("覆盖", new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface arg0, int arg1) {// TODO Auto-generated method stub//提示信息Toast toast = Toast.makeText(getApplicationContext(), "你选择了覆盖", Toast.LENGTH_SHORT);toast.show();}});//中间的按钮builder.setNeutralButton("跳过", new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface arg0, int arg1) {// TODO Auto-generated method stub//提示信息Toast toast = Toast.makeText(getApplicationContext(), "你选择了跳过", Toast.LENGTH_SHORT);toast.show();}});//第三个按钮builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface arg0, int arg1) {// TODO Auto-generated method stub//提示信息Toast toast = Toast.makeText(getApplicationContext(), "你选择了取消", Toast.LENGTH_SHORT);toast.show();}});//Diglog的显示builder.create().show();}});}}

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