对话框

package org.xml.demo.viewpager;

import ogg.huanxin.huadong.R;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.content.DialogInterface;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.Window;
import android.widget.Button;
import android.widget.Toast;

public class DialogText extends Activity implements OnClickListener {
    private Button button;
    private Button button2;
    private Button button3;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        // TODO Auto-generated method stub
        super.onCreate(savedInstanceState);
        requestWindowFeature(Window.FEATURE_NO_TITLE);
        super.setContentView(R.layout.dialogtext);
        // 取得控件
        button = (Button) findViewById(R.id.bb_dialog_1);
        button2 = (Button) findViewById(R.id.bb_dialog_2);
        button3 = (Button) findViewById(R.id.bb_dialog_3);

        // 设置控件的监听事件
        button.setOnClickListener(this);
        button2.setOnClickListener(this);
        button3.setOnClickListener(this);
    }

    @Override
    public void onClick(View view) {
        // TODO Auto-generated method stub
        switch (view.getId()) {
        /*
         * 显示一个对话框
         */
        case R.id.bb_dialog_1:
            AlertDialog.Builder builder = new Builder(this);
            builder.setIcon(R.drawable.ic_launcher);
            builder.setTitle("是否删除");
            builder.setMessage("删除是不可逆的 ，小心啊亲");
            builder.setPositiveButton("确定",
                    new DialogInterface.OnClickListener() {

                        @Override
                        public void onClick(DialogInterface arg0, int arg1) {
                            // TODO Auto-generated method stub
                            Toast.makeText(DialogText.this, "你点击了删除",
                                    Toast.LENGTH_SHORT).show();
                        }
                    });
            builder.setNegativeButton("取消",
                    new DialogInterface.OnClickListener() {

                        @Override
                        public void onClick(DialogInterface arg0, int arg1) {
                            // TODO Auto-generated method stub
                        }
                    });
            // 创建并显示对话框
            builder.create().show();

            break;
        /*
         * 显示一个单选对话框
         */
        case R.id.bb_dialog_2:
            AlertDialog.Builder builder2 = new Builder(this);
            builder2.setTitle("请选择性别");
            final String[] items = new String[] { "男", "女" };
            // checkedItem：指定哪个项目被选中，默认为0表示选中第一个项目，-1表示没有项目被选中
            builder2.setSingleChoiceItems(items, -1,
                    new DialogInterface.OnClickListener() {

                        @Override
                        public void onClick(DialogInterface dialog, int which) {
                            // TODO Auto-generated method stub
                            Toast.makeText(DialogText.this,
                                    "你选择的性别是 ---" + items[which],
                                    Toast.LENGTH_SHORT).show();
                            dialog.dismiss();
                        }
                    });
            builder2.create().show();
            break;


        case R.id.bb_dialog_3:
            AlertDialog.Builder builder3 = new Builder(this);
            builder3.setTitle("选择你觉得帅的人");
            final String[] itemss = new String[] { "三藏", "悟空", "八戒", "悟净" };
            // 默认选中，这里设置前2个为默认选中
            final boolean[] checkedItems = new boolean[] { true, true, false,
                    false

            };
            /*
             * Builder
             * android.app.AlertDialog.Builder.setMultiChoiceItems(CharSequence
             * [] items, boolean[] checkedItems, OnMultiChoiceClickListener
             * listener)
             */
            builder3.setMultiChoiceItems(itemss, checkedItems,
                    new DialogInterface.OnMultiChoiceClickListener() {

                        // which:用户点击的条目的下标
                        // isChecked:用户是选中该条目还是取消该条目
                        @Override
                        public void onClick(DialogInterface dialog, int which,
                                boolean isChecked) {
                            // TODO Auto-generated method stub
                            checkedItems[which] = isChecked;
                        }
                    });
            // 设置一个确定按钮
            builder3.setPositiveButton("确定",
                    new DialogInterface.OnClickListener() {

                        @Override
                        public void onClick(DialogInterface dialog, int which) {
                            // TODO Auto-generated method stub
                            String text = "";
                            for (int i = 0; i < 4; i++) {
                                text += checkedItems[i] ? itemss[i] + "," : "";
                            }
                            Toast.makeText(DialogText.this,
                                    "你觉得帅的人有         " + text,
                                    Toast.LENGTH_LONG).show();
                            dialog.dismiss();
                        }
                    });
            builder3.create().show();
            break;
        default:
            break;
        }
    }
}