具体子item的布局xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="horizontal"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    >
<ImageView  
    android:layout_width="wrap_content" 
    android:layout_height="wrap_content" 
    android:src="/blog_article/@drawable/icon/index.html"
    android:layout_gravity="left"
    />
    <TextView  
    android:id="@+id/txt"
    android:layout_width="wrap_content" 
    android:layout_height="wrap_content" 
    android:layout_marginLeft="50dip"
    android:layout_marginTop="10dip"

    />
    <Button android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_marginTop="10dip"
    android:layout_marginLeft="50dip"
    android:text="确定"/>
    <!-- android:gravity="center"-->
    
</LinearLayout>

 Main xml的布局

<?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:layout_width="fill_parent"
		android:layout_height="wrap_content" android:text="@string/hello" />
	<ListView android:layout_width="fill_parent"
		android:layout_height="wrap_content" android:id="@+id/list"
		/>
</LinearLayout>

 代码：

package com.nico;

import android.app.Activity;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ListView;
import android.widget.TextView;

public class TestInflater extends Activity {

	public String[] str = { "Test1", "Test2", "Test3", "Test4", "Test5",
			"Test6" };

	/** Called when the activity is first created. */
	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.main);
		ListView list = (ListView) findViewById(R.id.list);
		listAdapter lsadapter = new listAdapter(this);
		list.setAdapter(lsadapter);
	}

	public class listAdapter extends BaseAdapter {

		public Activity con;

		public listAdapter(Activity ct) {
			con = ct;
		}

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

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

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

		@Override
		public View getView(int position, View convertView, ViewGroup parent) {

			LayoutInflater inflater = con.getLayoutInflater();
			View v = inflater.inflate(R.layout.item, null);
			TextView txt = (TextView) v.findViewById(R.id.txt);
			txt.setText(str[position]);
			return v;
		}
	}
}

import android.os.Environment;
import android.os.StatFs;

public class MemoryStatus {

	static final int ERROR = -1;
	
	static public boolean externalMemoryAvailable() {
	    return android.os.Environment.getExternalStorageState().equals(android.os.Environment.MEDIA_MOUNTED);
	}
	
	static public long getAvailableInternalMemorySize() {
		File path = Environment.getDataDirectory();
		StatFs stat = new StatFs(path.getPath());
		long blockSize = stat.getBlockSize();
		long availableBlocks = stat.getAvailableBlocks();
		return availableBlocks * blockSize;
	}
	
	static public long getTotalInternalMemorySize() {
		File path = Environment.getDataDirectory();
		StatFs stat = new StatFs(path.getPath());
		long blockSize = stat.getBlockSize();
		long totalBlocks = stat.getBlockCount();
		return totalBlocks * blockSize;
	}
	
	static public long getAvailableExternalMemorySize() {
		if(externalMemoryAvailable()) {
			File path = Environment.getExternalStorageDirectory();
			StatFs stat = new StatFs(path.getPath());
			long blockSize = stat.getBlockSize();
			long availableBlocks = stat.getAvailableBlocks();
			return availableBlocks * blockSize;
		} else {
			return ERROR;
		}
	}
	
	static public long getTotalExternalMemorySize() {
		if(externalMemoryAvailable()) {
			File path = Environment.getExternalStorageDirectory();
			StatFs stat = new StatFs(path.getPath());
			long blockSize = stat.getBlockSize();
			long totalBlocks = stat.getBlockCount();
			return totalBlocks * blockSize;
		} else {
			return ERROR;
		}
	}
	
	static public String formatSize(long size) {
		String suffix = null;
	
		if (size >= 1024) {
			suffix = "KiB";
			size /= 1024;
			if (size >= 1024) {
				suffix = "MiB";
				size /= 1024;
			}
		}
	
		StringBuilder resultBuffer = new StringBuilder(Long.toString(size));
	
		int commaOffset = resultBuffer.length() - 3;
		while (commaOffset > 0) {
			resultBuffer.insert(commaOffset, ',');
			commaOffset -= 3;
		}
	
		if (suffix != null)
			resultBuffer.append(suffix);
		return resultBuffer.toString();
	}
}

http://android.modaco.com/content/htc-legend-legend-modaco-com/307487/24-may-r4-htc-legend-rooting-guide-now-with-1-31-x/