【Android】Android中AlertDialog对话框的使用实例

package com.ceac.deng;import android.R.string;import android.support.v7.app.ActionBarActivity;import android.app.AlertDialog;import android.app.AlertDialog.Builder;import android.content.DialogInterface;import android.os.Bundle;import android.os.Looper;import android.os.SystemClock;import android.view.Menu;import android.view.MenuItem;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.Chronometer;import android.widget.Toast;import android.widget.Chronometer.OnChronometerTickListener;public class MainActivity extends ActionBarActivity {private Chronometer chronometer;private Button stopButton;private Button startButton;private Button button;private Button button2;private Button button3;private Button button4;Thread myThread;    boolean[] checkedItems = new boolean[] {false, true, false, true, false, true};    String[] items = new String[] {"植物大战僵尸", "愤怒的 小鸟", "泡泡龙", "开心农场", "QQ飞车", "超级玛丽"};    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);                findView();                chronometer.setBase(SystemClock.elapsedRealtime());//        chronometer.setFormat("已经用了多少时间：  %s");        chronometer.start();                chronometer.setOnChronometerTickListener(new OnChronometerTickListener() {@Overridepublic void onChronometerTick(Chronometer chronometer) {// TODO Auto-generated method stubif (SystemClock.elapsedRealtime() - chronometer.getBase() >= 100000){chronometer.stop();}}});                setListenner();    }    /**     * findView     */    private void findView()    {    chronometer = (Chronometer) findViewById(R.id.chronometer1);    stopButton = (Button) findViewById(R.id.stop);    startButton = (Button) findViewById(R.id.start);        button = (Button) findViewById(R.id.button1);    button2 = (Button) findViewById(R.id.button2);    button3 = (Button) findViewById(R.id.button3);    button4 = (Button) findViewById(R.id.button4);            }        private void setListenner()    {    stopButton.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View v) {// TODO Auto-generated method stubchronometer.stop();System.out.println("stop chronometer....");}});        startButton.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View v) {// TODO Auto-generated method stubchronometer.setBase(SystemClock.elapsedRealtime());chronometer.start();System.out.println("start Chronometer....");}});        button.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View v) {//showAlertDialog();myThread = new Thread(new Runnable() {@Overridepublic void run() {Looper.prepare();showAlertDialog();System.out.println("hello===============>");try {Thread.sleep(1000);} catch (InterruptedException e) {e.printStackTrace();}Looper.loop();}});myThread.start();}});        button2.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View v) {// TODO Auto-generated method stubshowListDialog();}});        button3.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View v) {// TODO Auto-generated method stubshowSingleChoiceDialog();}});        button4.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View v) {// TODO Auto-generated method stubshowMultiChoiceDialog();}});            }        /**     * showDialog     */    private void showAlertDialog()    {//AlertDialog alertDialog = new AlertDialog.Builder(MainActivity.this).create();//alertDialog.setIcon(R.drawable.ic_launcher);//alertDialog.setTitle("系统提示");//alertDialog.setMessage("带取消 、中立、确定按钮的对话框");////alertDialog.setButton(DialogInterface.BUTTON_NEGATIVE, "取消", listener);    AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this);builder.setIcon(R.drawable.ic_launcher);builder.setTitle("系统提示");builder.setMessage("带取消 、中立、确定按钮的对话框");//确定builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface dialog, int which) {// TODO Auto-generated method stubshowToast("点击了确定的按钮");}});//中立builder.setNeutralButton("中立", new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface dialog, int which) {// TODO Auto-generated method stubshowToast("点击了中立按钮");}});//取消builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface dialog, int which) {// TODO Auto-generated method stubshowToast("点击了取消按钮");}});builder.show();    }        /**     * 带列表的对话框     */    private void showListDialog()    {    final String[] items = new String[] {"跑步", "羽毛球", "足球"};    AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this);    builder.setIcon(R.drawable.ic_launcher);    builder.setTitle("请选择对应的运动项目");    builder.setItems(items, new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface dialog, int which) {// TODO Auto-generated method stubshowToast(items[which]);}});     builder.show();    }        /**     * 带有单选列表的和一个按钮的对话框     */    private void showSingleChoiceDialog()    {    final String[] items = new String[] {"标准模式", "静音模式", "会议模式", "飞行模式", "户外模式"};    Builder builder = new AlertDialog.Builder(MainActivity.this);    builder.setIcon(R.drawable.ic_launcher);    builder.setTitle("请你选择需要的情景模式");    builder.setSingleChoiceItems(items, 0, new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface dialog, int which) {// TODO Auto-generated method stubshowToast("你选择了" + items[which]);}});    builder.setPositiveButton("确定", null);    builder.show();    }        /**     * 带有多选列表项和一个确定按钮的列表对话框     */    private void showMultiChoiceDialog()    {//    final boolean[] checkedItems = new boolean[] {false, true, false, true, false};//    String[] items = new String[] {"植物大战僵尸", "愤怒的 小鸟", "泡泡龙", "开心农场", "QQ飞车", "超级玛丽"};        Builder builder = new AlertDialog.Builder(MainActivity.this);    builder.setIcon(R.drawable.ic_launcher);    builder.setTitle("请选择你喜欢的游戏");    builder.setMultiChoiceItems(items, checkedItems, new DialogInterface.OnMultiChoiceClickListener() {@Overridepublic void onClick(DialogInterface dialog, int which, boolean isChecked) {// TODO Auto-generated method stubcheckedItems[which] = isChecked;}});        builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface dialog, int which) {// TODO Auto-generated method stubString result = "";for (int i= 0; i < checkedItems.length; i++){if (checkedItems[i]){result += items[i];result += "  ";}}if (!"".equals(result)){showToast(result);}}});        builder.show();    }        /**     *      * @param str     */    private void showToast(String str)    {    Toast.makeText(MainActivity.this, str, Toast.LENGTH_LONG).show();    }        @Override    public boolean onCreateOptionsMenu(Menu menu) {        // Inflate the menu; this adds items to the action bar if it is present.        getMenuInflater().inflate(R.menu.main, menu);        return true;    }    @Override    public boolean onOptionsItemSelected(MenuItem item) {        // Handle action bar item clicks here. The action bar will        // automatically handle clicks on the Home/Up button, so long        // as you specify a parent activity in AndroidManifest.xml.        int id = item.getItemId();        if (id == R.id.action_settings) {            return true;        }        return super.onOptionsItemSelected(item);    }}
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