android 入门demo 解析xml

package com.isoftstone.cry;import java.io.IOException;import org.xmlpull.v1.XmlPullParserException;import android.app.Activity;import android.content.res.Resources;import android.content.res.XmlResourceParser;import android.graphics.drawable.Drawable;import android.os.Bundle;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.ImageView;import android.widget.TextView;import com.isoftstone.cry.R;public class AndroidActivity extends Activity {private Button myBtn ;private Button xmlBtn ;private TextView xmlView ;private ImageView imageView ;    /** Called when the activity is first created. */    @Override    public void onCreate(Bundle savedInstanceState)     {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);                /***************button**************************/        //获取按钮组件        myBtn = (Button)findViewById(R.id.button1);        //获取activity资源         Resources resources = this.getResources();        int bwidth = (int)resources.getDimension(R.dimen.btnWidth);        int bheight = (int)resources.getDimension(R.dimen.btnHeight);        System.out.println("bwidth = "+bwidth);        System.out.println("bheight = "+bheight);        myBtn.setEnabled(false);        myBtn.setWidth(bwidth);        myBtn.setHeight(bheight);        //设置背景颜色        this.getWindow().setBackgroundDrawableResource(R.color.blue_bg);                /********************xml*********************/        //设置button实例、textview实例        xmlBtn = (Button)this.findViewById(R.id.button2);        xmlView = (TextView)this.findViewById(R.id.textView1);        //设计button监听        xmlBtn.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View v) {int count = 0;//解析XML文件StringBuilder sb = new StringBuilder();XmlResourceParser xrp = getResources().getXml(R.xml.test);//如果没有到文件尾，继续循环try {while(xrp.getEventType() != XmlResourceParser.END_DOCUMENT){if(xrp.getEventType() == XmlResourceParser.START_TAG){String name = xrp.getName();if(name.equals("custom")){//计数器count ++;sb.append("第"+count+"客户信息");sb.append(xrp.getAttributeName(0)+"\n");sb.append(xrp.getAttributeName(1)+"\n");sb.append(xrp.getAttributeName(2)+"\n");}}else if(xrp.getEventType() == XmlResourceParser.END_TAG){}else if(xrp.getEventType() == XmlResourceParser.TEXT){}//下一个标签xrp.next();}xmlView.setText(sb.toString());} catch (XmlPullParserException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}}});                /********************drawables*********************/        imageView = (ImageView)this.findViewById(R.id.imageView2);        Drawable drawable = this.getResources().getDrawable(R.drawable.psu);        imageView.setImageDrawable(drawable);                /********************layout*********************/                /********************menu*********************/            }}

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:orientation="vertical" >    <TextView        android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:text="@string/hello"        android:textColor="@color/red_text" />    <Button        android:id="@+id/button1"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="@string/btn" />    <Button        android:id="@+id/button2"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="@string/getXmlBtn" /><ImageView          android:id="@+id/imageView1"          android:layout_width="match_parent" android:layout_height="100dp"android:src="@drawable/fc" />      <ImageView        android:id="@+id/imageView2"        android:layout_width="match_parent"        android:layout_height="100dp"/>      <TableLayout          android:id="@+id/tableLayout1"          android:layout_width="match_parent"          android:layout_height="wrap_content" >          <TableRow              android:id="@+id/tableRow1"              android:layout_width="wrap_content"              android:layout_height="wrap_content" >        <TextView        android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:text="@string/hello"        android:textColor="@color/red_text" />                    <TextView        android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:text="@string/hello"        android:textColor="@color/red_text" />                  </TableRow>          <TableRow              android:id="@+id/tableRow2"              android:layout_width="wrap_content"              android:layout_height="wrap_content" >                      <Button        android:id="@+id/button1"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="@string/btn" />              <Button        android:id="@+id/button1"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="@string/btn" />                        </TableRow>      </TableLayout>          <TextView        android:id="@+id/textView1"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:layout_weight="0.08"        android:text="" /></LinearLayout>

<?xml version="1.0" encoding="utf-8"?><resources>    <custom name="tom" age="20" email="165487@qq.com" />    <custom name="kite" age="18" email="maoiue@qq.com" /></resources>

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