Android 登录对话框 实现

 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout
   xmlns:android="http://schemas.android.com/apk/res/android"
   android:orientation="vertical"
   android:layout_width="fill_parent"
   android:layout_height="fill_parent">
 <TextView
     android:id="@+id/AccountTextView"
     android:layout_width="wrap_content"
     android:layout_height="wrap_content"
     android:layout_marginLeft="20dip"
     android:text="账号"
     android:gravity="left"
 />
 <EditText
     android:id="@+id/AccountEditText"
     android:layout_width="fill_parent"
     android:layout_height="fill_parent"
     android:layout_marginLeft="20dip"
     android:layout_marginRight="20dip"
     android:scrollHorizontally="true"
     android:autoText="false"
     android:capitalize="none"
     android:gravity="fill_horizontal"
 />
 <TextView
     android:id="@+id/PasswordTextView"
     android:layout_width="wrap_content"
     android:layout_height="wrap_content"
     android:layout_marginLeft="20dip"
     android:text="密码"
     android:gravity="left"
 />
 <EditText
     android:id="@+id/PasswordEidtText"
     android:layout_width="fill_parent"
     android:layout_height="fill_parent"
     android:layout_marginLeft="20dip"
     android:layout_marginRight="20dip"
     android:scrollHorizontally="true"
     android:autoText="false"
     android:capitalize="none"
     android:gravity="fill_horizontal"
     android:password="true"
 />
 </LinearLayout>

 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout
   xmlns:android="http://schemas.android.com/apk/res/android"
   android:orientation="vertical"
   android:layout_width="fill_parent"
   android:layout_height="fill_parent">
 <TextView
     android:id="@+id/AccountTextView"
     android:layout_width="wrap_content"
     android:layout_height="wrap_content"
     android:layout_marginLeft="20dip"
     android:text="账号"
     android:gravity="left"
 />
 <EditText
     android:id="@+id/AccountEditText"
     android:layout_width="fill_parent"
     android:layout_height="fill_parent"
     android:layout_marginLeft="20dip"
     android:layout_marginRight="20dip"
     android:scrollHorizontally="true"
     android:autoText="false"
     android:capitalize="none"
     android:gravity="fill_horizontal"
 />
 <TextView
     android:id="@+id/PasswordTextView"
     android:layout_width="wrap_content"
     android:layout_height="wrap_content"
     android:layout_marginLeft="20dip"
     android:text="密码"
     android:gravity="left"
 />
 <EditText
     android:id="@+id/PasswordEidtText"
     android:layout_width="fill_parent"
     android:layout_height="fill_parent"
     android:layout_marginLeft="20dip"
     android:layout_marginRight="20dip"
     android:scrollHorizontally="true"
     android:autoText="false"
     android:capitalize="none"
     android:gravity="fill_horizontal"
     android:password="true"
 />
 </LinearLayout>

Activity

 package com.zeph.android;

 import android.app.Activity;
 import android.app.AlertDialog;
 import android.app.ProgressDialog;
 import android.content.DialogInterface;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;

 public class Android_DialogActivity extends Activity {
     /** Called when the activity is first created. */
     ProgressDialog p_dialog;

     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.main);
         AlertDialog dialog = new AlertDialog.Builder(
                 Android_DialogActivity.this)
                 .setTitle("登录提示")
                 .setMessage("是否登录")
                 .setPositiveButton("确定", new DialogInterface.OnClickListener() {

                     @Override
                     public void onClick(DialogInterface dialog, int which) {
                         // TODO Auto-generated method stub
                         LayoutInflater factory = LayoutInflater
                                 .from(Android_DialogActivity.this);
                         final View DialogView = factory.inflate(
                                 R.layout.dialog, null);
                         AlertDialog dlg = new AlertDialog.Builder(
                                 Android_DialogActivity.this)
                                 .setTitle("登陆框")
                                 .setView(DialogView)
                                 .setPositiveButton("确定",
                                         new DialogInterface.OnClickListener() {

                                             @Override
                                             public void onClick(
                                                     DialogInterface dialog,
                                                     int which) {
                                                 // TODO Auto-generated method
                                                 // stub
                                                 p_dialog = ProgressDialog
                                                         .show(Android_DialogActivity.this,
                                                                 "请等待",
                                                                 "正在为您登录...",
                                                                 true);
                                                 new Thread() {
                                                     public void run() {
                                                         try {
                                                             sleep(3000);
                                                         } catch (Exception e) {
                                                             e.printStackTrace();
                                                         } finally {
                                                             p_dialog.dismiss();
                                                         }
                                                     }
                                                 }.start();
                                             }
                                         })
                                 .setNegativeButton("取消",
                                         new DialogInterface.OnClickListener() {

                                             @Override
                                             public void onClick(
                                                     DialogInterface dialog,
                                                     int which) {
                                                 // TODO Auto-generated method
                                                 // stub
                                                 Android_DialogActivity.this
                                                         .finish();
                                             }
                                         }).create();
                         dlg.show();

                     }
                 })
                 .setNegativeButton("退出", new DialogInterface.OnClickListener() {

                     @Override
                     public void onClick(DialogInterface dialog, int which) {
                         // TODO Auto-generated method stub
                         Android_DialogActivity.this.finish();
                     }
                 }).create();
         dialog.show();
     }
 }

 package com.zeph.android;

 import android.app.Activity;
 import android.app.AlertDialog;
 import android.app.ProgressDialog;
 import android.content.DialogInterface;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;

 public class Android_DialogActivity extends Activity {
     /** Called when the activity is first created. */
     ProgressDialog p_dialog;

     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.main);
         AlertDialog dialog = new AlertDialog.Builder(
                 Android_DialogActivity.this)
                 .setTitle("登录提示")
                 .setMessage("是否登录")
                 .setPositiveButton("确定", new DialogInterface.OnClickListener() {

                     @Override
                     public void onClick(DialogInterface dialog, int which) {
                         // TODO Auto-generated method stub
                         LayoutInflater factory = LayoutInflater
                                 .from(Android_DialogActivity.this);
                         final View DialogView = factory.inflate(
                                 R.layout.dialog, null);
                         AlertDialog dlg = new AlertDialog.Builder(
                                 Android_DialogActivity.this)
                                 .setTitle("登陆框")
                                 .setView(DialogView)
                                 .setPositiveButton("确定",
                                         new DialogInterface.OnClickListener() {

                                             @Override
                                             public void onClick(
                                                     DialogInterface dialog,
                                                     int which) {
                                                 // TODO Auto-generated method
                                                 // stub
                                                 p_dialog = ProgressDialog
                                                         .show(Android_DialogActivity.this,
                                                                 "请等待",
                                                                 "正在为您登录...",
                                                                 true);
                                                 new Thread() {
                                                     public void run() {
                                                         try {
                                                             sleep(3000);
                                                         } catch (Exception e) {
                                                             e.printStackTrace();
                                                         } finally {
                                                             p_dialog.dismiss();
                                                         }
                                                     }
                                                 }.start();
                                             }
                                         })
                                 .setNegativeButton("取消",
                                         new DialogInterface.OnClickListener() {

                                             @Override
                                             public void onClick(
                                                     DialogInterface dialog,
                                                     int which) {
                                                 // TODO Auto-generated method
                                                 // stub
                                                 Android_DialogActivity.this
                                                         .finish();
                                             }
                                         }).create();
                         dlg.show();

                     }
                 })
                 .setNegativeButton("退出", new DialogInterface.OnClickListener() {

                     @Override
                     public void onClick(DialogInterface dialog, int which) {
                         // TODO Auto-generated method stub
                         Android_DialogActivity.this.finish();
                     }
                 }).create();
         dialog.show();
     }
 }