android弹出带图标的列表对话框

只是做做笔记，以后忘了容易找到，别的没什么

package com.tenghu.menu;

import android.os.Bundle;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.view.Gravity;
import android.view.Menu;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AbsListView;
import android.widget.AbsListView.LayoutParams;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends Activity {
	//创建图片数组
	private int[] images={R.drawable.one,R.drawable.two,R.drawable.three};

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		Button button=(Button) this.findViewById(R.id.menu);
		final TextView tv=(TextView) this.findViewById(R.id.tv_info);
		button.setOnClickListener(new View.OnClickListener() {
			
			@Override
			public void onClick(View v) {
				new AlertDialog.Builder(MainActivity.this)
				.setTitle("图片菜单")
				.setIcon(R.drawable.one)
				.setAdapter(new MyAdapter(), new DialogInterface.OnClickListener() {
					@Override
					public void onClick(DialogInterface dialog, int which) {
						//点击的菜单
						String text=MainActivity.this.getResources().getStringArray(R.array.array)[which];
						tv.setText(text);
					}
				}).show();
			}
		});
	}
	
	class MyAdapter extends BaseAdapter{

		@Override
		public int getCount() {
			return images.length;
		}

		@Override
		public Object getItem(int position) {
			return images[position];
		}

		@Override
		public long getItemId(int position) {
			return position;
		}

		@Override
		public View getView(int position, View convertView, ViewGroup parent) {
			//创建TextView
			TextView tv=new TextView(MainActivity.this);
			//获取资源信息
			String text=MainActivity.this.getResources().getStringArray(R.array.array)[position];
			//设置TextView文本
			tv.setText(text);
			//设置字体大小
			tv.setTextSize(20);
			AbsListView.LayoutParams layout=new AbsListView.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);
			//设置文本宽高
			tv.setLayoutParams(layout);
			//设置搞定
			tv.setMinHeight(40);
			//设置垂直居中
			tv.setGravity(Gravity.CENTER_VERTICAL);
			//设置文本颜色
			tv.setTextColor(getResources().getColor(android.R.color.holo_orange_dark));
			//设置文本的边距
			tv.setPadding(10, 10, 10, 10);
			//设置图片在文本的左边
			tv.setCompoundDrawablesWithIntrinsicBounds(images[position], 0, 0, 0);
			//设置图片与文本的距离
			tv.setCompoundDrawablePadding(10);
			return tv;
		}
	}
}