简单listview分类

<pre name="code" class="html">package com;

import java.util.ArrayList;
import java.util.List;

import title.TittleItem;
import c.ItemInterface;

import com.example.listviewitemclassifydemo.R;

import content.ContentItem;
import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ListView;

public class MainActivity extends Activity {
	/******************************* field *******************************/
	private ListView listView;
	private List<ItemInterface> list;
	private LayoutInflater inflater;
	private Context mContext;

	/******************************* field *******************************/

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		listView = (ListView) findViewById(R.id.list);
		list = new ArrayList<ItemInterface>();
		inflater = getLayoutInflater();
		mContext = this;
//		TittleItem label1 = new TittleItem("Label");
//		list.add(label1);
//		ContentItem content = new ContentItem();
//		list.add(content);
		for (int i = 0; i < 3; i++) {
			TittleItem label = new TittleItem("类别" + (i + 1));
			list.add(label);
			for (int j = 0; j < 3; j++) {
				ContentItem c = new ContentItem();
				list.add(c);
			}
		}

		MyAdapter adapter = new MyAdapter();
		listView.setAdapter(adapter);
	}

	class MyAdapter extends BaseAdapter {

		@Override
		public int getCount() {
			return list.size();
		}

		@Override
		public Object getItem(int position) {
			return null;
		}

		@Override
		public long getItemId(int position) {
			return 0;
		}

		@Override
		public View getView(int position, View convertView, ViewGroup parent) {
			return list.get(position).getView(mContext, convertView, inflater);
		}

	}
}

package content;

import com.example.listviewitemclassifydemo.R;

import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import c.ItemInterface;

/**
 * @author : majun
 * @date   :2014年8月29日下午4:28:22
 * @version:v1.0+
 * @FileName:ContentItem.java
 * @ProjectName:ListviewItemClassifyDemo
 * @PackageName:content
 * @EnclosingType:
 * @Description:TODO
 */
public class ContentItem implements ItemInterface{

	@Override
	public int getLayout() {
		return R.layout.one;
	}

	@Override
	public boolean isClickable() {
		return true;
	}

	@Override
	public View getView(Context context, View convertView,
			LayoutInflater inflater) {
		convertView = inflater.inflate(getLayout(), null);
		return convertView;
	}

}

package title;

import com.example.listviewitemclassifydemo.R;

import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.TextView;
import c.ItemInterface;

/**
 * @author : majun
 * @date :2014年8月29日下午4:20:58
 * @version:v1.0+
 * @FileName:TittleItem.java
 * @ProjectName:ListviewItemClassifyDemo
 * @PackageName:title
 * @EnclosingType:
 * @Description:分类标题
 */
public class TittleItem implements ItemInterface {
	private String titleName;

	public TittleItem(String titleName) {
		super();
		this.titleName = titleName;
	}

	@Override
	public int getLayout() {
		return R.layout.title;
	}

	@Override
	public boolean isClickable() {
		return false;
	}

	@Override
	public View getView(Context context, View convertView,
			LayoutInflater inflater) {
		TextView title = null;
		convertView = inflater.inflate(getLayout(), null);
		title = (TextView) convertView.findViewById(R.id.title);
		title.setText(titleName);
		return title;
	}

}

//R.layout.activity_main

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" >

    <ListView
        android:id="@+id/list"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:cacheColorHint="@android:color/transparent"
        android:fadingEdge="none" >
    </ListView>

</LinearLayout>

//R.layout.one

<?xml version="1.0" encoding="utf-8"?>
<TextView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="@android:color/holo_purple"
    android:gravity="center"
    android:padding="20dp"
    android:text="hahah" />

//R.layout.tittle

<?xml version="1.0" encoding="utf-8"?>
    <TextView xmlns:android="http://schemas.android.com/apk/res/android"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:padding="10dp"
        android:id="@+id/title"
        android:text="biaoti"/>

package c;

import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;

/**
 * @author : majun
 * @date :2014年8月29日下午4:18:47
 * @version:v1.0+
 * @FileName:ItemInterface.java
 * @ProjectName:ListviewItemClassifyDemo
 * @PackageName:c
 * @EnclosingType:
 * @Description:条目接口
 */
public interface ItemInterface {
	/**
	 * 
	 * @data :2014年8月29日下午4:19:33
	 * @return
	 * @description :获取布局
	 */
	public int getLayout();

	/**
	 * 
	 * @data :2014年8月29日下午4:19:41
	 * @return
	 * @description :是否点击
	 */
	public boolean isClickable();

	/**
	 * 
	 * @data :2014年8月29日下午4:19:50
	 * @param context
	 * @param convertView
	 * @param inflater
	 * @return
	 * @description :获取条目
	 */
	public View getView(Context context, View convertView,
			LayoutInflater inflater);

}