android 入门 ScrollView

点击按钮，从scrollview跳转到horizontalscrollview视图

package com.zte.android.lesstion;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.HorizontalScrollView;
public class Activity_019_ScrollView extends Activity
{
	private Button btn ;
	@Override
	protected void onCreate(Bundle savedInstanceState) 
	{
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_019_scrollview_layout);
		
		btn = (Button)findViewById(R.id.l019_button1);
		btn.setOnClickListener(new OnClickListener() {
			public void onClick(View v) {
				// TODO Auto-generated method stub
				Intent intent = new Intent(Activity_019_ScrollView.this, Activity_020_HorizontaScrollView.class);
				startActivity(intent);
			}
		});
	}
	
}

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

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent" >

        <Button
            android:id="@+id/l019_button1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="StartActivity" />

        <ImageView
            android:id="@+id/l019_imageView1"
            android:layout_width="800dp"
            android:layout_height="500dp"
            
            android:src="@drawable/selector_003" />
    </LinearLayout>

</ScrollView>

package com.zte.android.lesstion;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
public class Activity_020_HorizontaScrollView extends Activity
{
	@Override
	protected void onCreate(Bundle savedInstanceState) 
	{
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_020_scrollview_layout);
	}
	
}

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

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent" >

        <ImageView
            android:id="@+id/l019_imageView1"
            android:layout_width="800dp"
            android:layout_height="500dp"
            android:src="@drawable/selector_003" />
    </LinearLayout>

</HorizontalScrollView>