学步园

import android.app.Activity;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.content.Context;
import android.content.DialogInterface;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
/**
*
* <p>Title: Dialog_DemoActivity.java</p>
* <p>Description: 各种对话框示例</p>
* <p>Copyright: Copyright (c) 2011</p>
* <p>Company: Xawx Teachnology</p>
* <p>CreateTime: 2012-9-14 下午2:05:54</p>
*
* @author ygc
* @version %A%, %B%
* @since JDK1.6
* @CheckItem null
*/
public class Dialog_DemoActivityextends Activityimplements OnClickListener {
    private Button firstDialog;
    private Button senondDialog;
    private Button thirdDialog;
    private Button fourthDialog;
    private Button fifthDialog;
    static Toast mToast;
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        firstDialog = (Button) findViewById(R.id.btn_dialog01);
        senondDialog = (Button) findViewById(R.id.btn_dialog02);
        thirdDialog = (Button) findViewById(R.id.btn_dialog03);
        fourthDialog = (Button) findViewById(R.id.btn_dialog04);
        fifthDialog = (Button) findViewById(R.id.btn_dialog05);

        firstDialog.setOnClickListener(this);
        senondDialog.setOnClickListener(this);
        thirdDialog.setOnClickListener(this);
        fourthDialog.setOnClickListener(this);
        fifthDialog.setOnClickListener(this);
    }

    /**
     *
     * Description: 按钮触发事件
     * @param v
     * @see android.view.View.OnClickListener#onClick(android.view.View)
     */
    public void onClick(View v) {
        if(v == firstDialog){
            showDialog();
        }else if(v == senondDialog){
            showDialogSecond();
        }else if(v ==thirdDialog){
            showDialogThree();
        }else if(v == fourthDialog){
            showDialogFour();
        }else if(v == fifthDialog){
            showDialogFive();
        }
    }

    /**
     *
     * Description:俩按钮对话框
     */
    public void showDialog() {
        AlertDialog.Builder aBuilder = new Builder(Dialog_DemoActivity.this);
        aBuilder.setMessage("你确定要退出吗?");
        aBuilder.setTitle("提示");

        aBuilder.setPositiveButton(R.string.sure,
                new DialogInterface.OnClickListener() {

                    public
void onClick(DialogInterface dialog,
int which) {
                        dialog.dismiss();
                    }
                });

        aBuilder.setNegativeButton("取消",
new DialogInterface.OnClickListener() {

            public
void onClick(DialogInterface dialog,
int which) {
                dialog.dismiss();
            }
        });
        aBuilder.create().show();
    }

    /**
     *
     * Description:三个按钮的对话框
     */
    private void showDialogSecond(){
        AlertDialog.Builder aBuilder = new Builder(Dialog_DemoActivity.this);
        aBuilder.setIcon(R.drawable.ic_launcher);
        aBuilder.setTitle("喜好调查");
        aBuilder.setMessage("你喜欢李连杰的电影吗?");

        aBuilder.setPositiveButton("很喜欢",new DialogInterface.OnClickListener() {

            public
void onClick(DialogInterface dialog,
int which) {
                showMessage(Dialog_DemoActivity.this,"很喜欢");
            }
        });

        aBuilder.setNegativeButton("不喜欢",new DialogInterface.OnClickListener() {

            public
void onClick(DialogInterface dialog,
int which) {
                showMessage(Dialog_DemoActivity.this,"不喜欢");
            }
        });

        aBuilder.setNeutralButton("一般",new DialogInterface.OnClickListener() {

            public
void onClick(DialogInterface dialog,
int which) {
                showMessage(Dialog_DemoActivity.this,"一般");
            }
        });
        aBuilder.create().show();
    }

    private void showDialogThree(){
        AlertDialog.Builder aBuilder = new Builder(Dialog_DemoActivity.this);
        aBuilder.setTitle("请输入");
        aBuilder.setView(new EditText(Dialog_DemoActivity.this));

        aBuilder.setPositiveButton(R.string.sure,
                new DialogInterface.OnClickListener() {

                    public
void onClick(DialogInterface dialog,
int which) {
                        dialog.dismiss();
                    }
                });

        aBuilder.setNegativeButton("取消",
new DialogInterface.OnClickListener() {

            public
void onClick(DialogInterface dialog,
int which) {
                dialog.dismiss();
            }
        });
        aBuilder.create().show();
    }

    private void showDialogFour(){
        AlertDialog.Builder aBuilder = new Builder(Dialog_DemoActivity.this);
        aBuilder.setTitle("复选框");
        aBuilder.setMultiChoiceItems(new
String[] { "Item1",
color=#FF00FF>"Item2" },
null, null);

        aBuilder.setPositiveButton(R.string.sure,
                new DialogInterface.OnClickListener() {

                    public
void onClick(DialogInterface dialog,
int which) {
                        dialog.dismiss();
                    }
                });

        aBuilder.setNegativeButton("取消",
new DialogInterface.OnClickListener() {

            public
void onClick(DialogInterface dialog,
int which) {
                dialog.dismiss();
            }
        });
        aBuilder.create().show();
    }

    /**
     *
     * Description: 列表对话框
     */
    private void showDialogFive(){
        AlertDialog.Builder aBuilder = new Builder(Dialog_DemoActivity.this);
        aBuilder.setTitle("列表框");
        aBuilder.setItems(new
String[] { "Item1",
color=#FF00FF>"Item2" },
null);

        aBuilder.setPositiveButton(R.string.sure,
                new DialogInterface.OnClickListener() {

                    public
void onClick(DialogInterface dialog,
int which) {
                        dialog.dismiss();
                    }
                });

        aBuilder.setNegativeButton("取消",
new DialogInterface.OnClickListener() {

            public
void onClick(DialogInterface dialog,
int which) {
                dialog.dismiss();
            }
        });
        aBuilder.create().show();
    }

    /**
     *
     * Description: 显示提示信息
     * @param context
     * @param str 提示信息的内容
     */
    public synchronizedvoid showMessage(Contextcontext,String
str) {
        if (mToast ==
null) {
            mToast = Toast.makeText(context,"", Toast.LENGTH_SHORT);
        }
        mToast.setText(str);
        mToast.show();
    }
}
===============================文件名:main.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:background="@drawable/img_main_bg"
    android:orientation="vertical" >

    <Button
        android:id="@+id/btn_dialog01"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="@string/dialog_1" />

    <Button
        android:id="@+id/btn_dialog02"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="@string/dialog_2" />

    <Button
        android:id="@+id/btn_dialog03"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="@string/dialog_3" />

    <Button
        android:id="@+id/btn_dialog04"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="@string/dialog_4" />

    <Button
        android:id="@+id/btn_dialog05"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="@string/dialog_5" />

</LinearLayout>
 ===================文件名:strings.xml==========================
<?xml version="1.0" encoding="utf-8"?><resources> <string name="hello">Hello World, Dialog_DemoActivity!</string>
    <string name="app_name">Dialog_Demo</string>
    <string name="dialog_1">First Dialog</string>
    <string name="dialog_2">Second Dialog</string>
    <string name="dialog_3">Third Dialog</string>
    <string name="dialog_4">Fourth Dialog</string>
    <string name="dialog_5">Fifth Dialog</string>
    <string name="sure">确认</string>
</resources>