Android使用setCustomTitle()方法自定义对话框标题

<&＃63;xml version="1.0" encoding="UTF-8"&＃63;>

package com.hzhi.dialogtest;
import android.support.v7.app.ActionBarActivity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
public class MainActivity extends ActionBarActivity implements OnClickListener{ 
final String[] cities = new String[6];
Button button_01, button_02;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
initView();
}
private void initView(){ 
cities[0] = "北京";
cities[1] = "上海";
cities[2] = "深圳";
cities[3] = "广州";
cities[4] = "杭州";
cities[5] = "成都"; 
button_01 = (Button) findViewById(R.id.btn01);
button_01.setOnClickListener(this); 
button_02 = (Button) findViewById(R.id.btn02);
button_02.setOnClickListener(this); 
}
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
switch (v.getId()){
case R.id.btn01:
AlertDialog.Builder builder1 = new AlertDialog.Builder(MainActivity.this);
builder1.setItems(cities, new DialogInterface.OnClickListener()
{
@Override
public void onClick(DialogInterface dialog, int which)
{

}
}); 
builder1.setTitle("选择城市");
builder1.show();
break;
case R.id.btn02:
LayoutInflater layoutInflater = LayoutInflater.from(MainActivity.this);
View mTitleView = layoutInflater.inflate(R.layout.title, null);
AlertDialog.Builder builder2 = new AlertDialog.Builder(MainActivity.this);
builder2.setItems(cities, new DialogInterface.OnClickListener()
{
@Override
public void onClick(DialogInterface dialog, int which)
{

}
});
builder2.setCustomTitle(mTitleView);
builder2.show();
break;
}
} 
}