<?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="wrap_content"  android:minWidth="280dip"  android:background="#FFFFFFFF">  <TextView  android:id="@+id/dialog_title"  android:layout_width="fill_parent"  android:layout_height="40.0dip"  android:gravity="center_vertical"  android:paddingLeft="10.0dip"  android:text="@string/dialog_title"  android:textSize="20dip"  android:textStyle="bold"  android:textColor="#0087CB"/>  <ImageView  android:layout_height="wrap_content"  android:layout_width="fill_parent"  android:background="@drawable/dialog_sparator"/>  <LinearLayout   android:id="@+id/dialog_content"  android:orientation="vertical"  android:layout_height="wrap_content"  android:layout_width="fill_parent">  <TextView  android:id="@+id/dialog_message"  android:layout_width="fill_parent"  android:layout_height="50.0dip"  android:gravity="center_vertical"  android:paddingLeft="10dip"  android:text="@string/dialog_msg"  android:textSize="20dip"  android:textStyle="bold"  android:textColor="#707070"/>  </LinearLayout>  <LinearLayout  android:orientation="horizontal"  android:layout_width="fill_parent"  android:layout_height="50.0dip"  android:layout_alignParentTop="true"  android:gravity="center">  <Button  android:id="@+id/dialog_back"  android:layout_width="120dip"  android:layout_height="wrap_content"  android:layout_marginRight="5dip"  android:text="@string/dialog_back"  android:textSize="20dip"  android:textColor="#ffffff"  android:textStyle="bold"  android:background="@drawable/dlg_bckbtn_selector"/>  <Button  android:id="@+id/dialog_confirm"  android:layout_width="120dip"  android:layout_height="wrap_content"  android:layout_marginLeft="5dip"  android:text="@string/dialog_exit"  android:textSize="20dip"  android:textColor="#ffffff"  android:textStyle="bold"  android:background="@drawable/dlg_cfgrmbtn_selector"/>  </LinearLayout>  </LinearLayout>

<?xml version="1.0" encoding="utf-8"?>
<resources>  <!-- 定义对话框样式 -->  <style name="Dialog" parent="android:style/Theme.Dialog">  <item name="android:windowBackground">@null</item>  <item name="android:windowNoTitle">true</item>  <item name="android:windowIsFloating">true</item>  </style>  </resources>

import android.app.Dialog;
import android.content.Context;
import android.content.DialogInterface;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup.LayoutParams;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.TextView;  public class MyDialog extends Dialog {  public MyDialog(Context context, int theme) {  super(context, theme);  }  public MyDialog(Context context) {  super(context);  }  /** * Helper class for creating a custom dialog */  public static class Builder {  private Context context;  private String title; // 对话框标题  private String message; // 对话框内容  private String backButtonText; // 对话框返回按钮文本  private String confirmButtonText; // 对话框确定文本  private View contentView;  // 对话框按钮监听事件  private DialogInterface.OnClickListener   backButtonClickListener,  confirmButtonClickListener;  public Builder(Context context) {  this.context = context;  }  /** * 使用字符串设置对话框消息 * @param title * @return */  public Builder setMessage(String message) {  this.message = message;  return this;  }  /** * 使用资源设置对话框消息 * @param title * @return */  public Builder setMessage(int message) {  this.message = (String) context.getText(message);  return this;  }  /** * 使用资源设置对话框标题信息 * @param title * @return */  public Builder setTitle(int title) {  this.title = (String) context.getText(title);  return this;  }  /** * 使用字符串设置对话框标题信息 * @param title * @return */  public Builder setTitle(String title) {  this.title = title;  return this;  }  /** * 设置自定义的对话框内容 * @param v * @return */  public Builder setContentView(View v) {  this.contentView = v;  return this;  }  /** * 设置back按钮的事件和文本 * @param backButtonText * @param listener * @return */  public Builder setBackButton(int backButtonText, DialogInterface.OnClickListener listener) {  this.backButtonText = (String)context.getText(backButtonText);  this.backButtonClickListener = listener;  return this;  }  /** * 设置back按钮的事件和文本 * @param backButtonText * @param listener * @return */  public Builder setBackButton(String backButtonText, DialogInterface.OnClickListener listener) {  this.backButtonText = backButtonText;  this.backButtonClickListener = listener;  return this;  }  /** * 设置确定按钮事件和文本 * @param confirmButtonText * @param listener * @return */  public Builder setConfirmButton(int confirmButtonText, DialogInterface.OnClickListener listener) {  this.confirmButtonText = (String)context.getText(confirmButtonText);  this.confirmButtonClickListener = listener;  return this;  }  /** * 设置确定按钮事件和文本 * @param negativeButtonText * @param listener * @return */  public Builder setConfirmButton(String confirmButtonText, DialogInterface.OnClickListener listener) {  this.confirmButtonText = confirmButtonText;  this.confirmButtonClickListener = listener;  return this;  }  /** * 创建自定义的对话框 */  public MyDialog create() {  LayoutInflater inflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);  // 实例化自定义的对话框主题  final MyDialog dialog = new MyDialog(context, R.style.Dialog);  View layout = inflater.inflate(R.layout.my_dialog, null);  dialog.addContentView(layout,   new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT));  // 设置对话框标题
            ((TextView) layout.findViewById(R.id.dialog_title)).setText(title);  // 设置对话框内容  if (message != null) {  TextView dlgMsg = (TextView)layout.findViewById(R.id.dialog_message);  dlgMsg.setText(message);  } else if (contentView != null) {  // if no message set  // 如果没有设置对话框内容，添加contentView到对话框主体
                ((LinearLayout) layout.findViewById(R.id.dialog_content)).removeAllViews();  ((LinearLayout) layout.findViewById(R.id.dialog_content)).addView(  contentView, new LayoutParams(LayoutParams.WRAP_CONTENT,LayoutParams.WRAP_CONTENT));  }  // 设置返回按钮事件和文本  if (backButtonText != null) {  Button bckButton = ((Button) layout.findViewById(R.id.dialog_back));  bckButton.setText(backButtonText);  if (backButtonClickListener != null) {  bckButton.setOnClickListener(new View.OnClickListener() {  public void onClick(View v) {  backButtonClickListener.onClick(dialog, DialogInterface.BUTTON_NEGATIVE);  }  });  }  } else {  layout.findViewById(R.id.dialog_back).setVisibility(View.GONE);  }  // 设置确定按钮事件和文本  if (confirmButtonText != null) {  Button cfmButton = ((Button) layout.findViewById(R.id.dialog_confirm));  cfmButton.setText(confirmButtonText);  if (confirmButtonClickListener != null) {  cfmButton.setOnClickListener(new View.OnClickListener() {  public void onClick(View v) {  confirmButtonClickListener.onClick(dialog, DialogInterface.BUTTON_POSITIVE);  }  });  }  } else {  layout.findViewById(R.id.dialog_confirm).setVisibility(View.GONE);  }  dialog.setContentView(layout);  return dialog;  }  }  }

package com.example.stuart.customdialog;import android.app.Activity;import android.app.AlertDialog;
import android.app.Dialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;import android.widget.Button;
import android.widget.Toast;public class MainActivity extends Activity {private Mydialog mydialog;private Button btn;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);btn =(Button)findViewById(R.id.button);btn.setOnClickListener(new View.OnClickListener() {@Overridepublic void onClick(View view) {Mydialog.Builder builder =new Mydialog.Builder(MainActivity.this);builder.setTitle("提示");builder.setMessage("你要删除吗?!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!");builder.setConfirmButton("确定",new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface dialogInterface, int i) {}});builder.setBackButton("返回",new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface dialogInterface, int i) {mydialog.dismiss();}}) ;mydialog=builder.create();mydialog.show();}});}@Overridepublic boolean onCreateOptionsMenu(Menu menu) {// Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);return true;}@Overridepublic 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();//noinspection SimplifiableIfStatementif (id == R.id.action_settings) {return true;}return super.onOptionsItemSelected(item);}
}