Testing for Writing Code

Posted: April 28, 2013 in Android


package com.test.guide;

import java.util.ArrayList;

import android.app.Activity;
import android.os.Bundle;
import android.os.Parcelable;
import android.support.v4.view.PagerAdapter;
import android.support.v4.view.ViewPager;
import android.support.v4.view.ViewPager.OnPageChangeListener;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.view.ViewGroup.LayoutParams;
import android.widget.ImageView;

/**
* Android µœ÷◊Û”“ª¨∂Ø÷∏“˝–ßπ˚
* @Description: Android µœ÷◊Û”“ª¨∂Ø÷∏“˝–ßπ˚

* @File: MyGuideViewActivity.java

* @Package com.test.guide

* @Author Hanyonglu

* @Date 2012-4-6 œ¬ŒÁ11:15:18

* @Version V1.0
*/
public class MyGuideViewActivity extends Activity {
private ViewPager viewPager;
private ArrayList pageViews;
private ImageView imageView;
private ImageView[] imageViews;
// ∞¸π¸ª¨∂ØÕº∆¨LinearLayout
private ViewGroup main;
// ∞¸π¸–°‘≤µ„µƒLinearLayout
private ViewGroup group;

/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// …Ë÷√Œfi±ÍÂ¥∞ø⁄
requestWindowFeature(Window.FEATURE_NO_TITLE);

LayoutInflater inflater = getLayoutInflater();
pageViews = new ArrayList();
pageViews.add(inflater.inflate(R.layout.item05, null));
pageViews.add(inflater.inflate(R.layout.item06, null));
pageViews.add(inflater.inflate(R.layout.item01, null));
pageViews.add(inflater.inflate(R.layout.item02, null));
pageViews.add(inflater.inflate(R.layout.item03, null));
pageViews.add(inflater.inflate(R.layout.item04, null));

imageViews = new ImageView[pageViews.size()];
main = (ViewGroup)inflater.inflate(R.layout.main, null);

group = (ViewGroup)main.findViewById(R.id.viewGroup);
viewPager = (ViewPager)main.findViewById(R.id.guidePages);

for (int i = 0; i < pageViews.size(); i++) {
imageView = new ImageView(MyGuideViewActivity.this);
imageView.setLayoutParams(new LayoutParams(20,20));
imageView.setPadding(20, 0, 20, 0);
imageViews[i] = imageView;

if (i == 0) {
//ƒ¨»œ—°÷–µ⁄“ª’≈Õº∆¨
imageViews[i].setBackgroundResource(R.drawable.page_indicator_focused);
} else {
imageViews[i].setBackgroundResource(R.drawable.page_indicator);
}

group.addView(imageViews[i]);
}

setContentView(main);

viewPager.setAdapter(new GuidePageAdapter());
viewPager.setOnPageChangeListener(new GuidePageChangeListener());
}

// ÷∏“˝“≥√Ê ˝æ›  ≈‰∆˜
class GuidePageAdapter extends PagerAdapter {

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

@Override
public boolean isViewFromObject(View arg0, Object arg1) {
return arg0 == arg1;
}

@Override
public int getItemPosition(Object object) {
// TODO Auto-generated method stub
return super.getItemPosition(object);
}

@Override
public void destroyItem(View arg0, int arg1, Object arg2) {
// TODO Auto-generated method stub
((ViewPager) arg0).removeView(pageViews.get(arg1));
}

@Override
public Object instantiateItem(View arg0, int arg1) {
// TODO Auto-generated method stub
((ViewPager) arg0).addView(pageViews.get(arg1));
return pageViews.get(arg1);
}

@Override
public void restoreState(Parcelable arg0, ClassLoader arg1) {
// TODO Auto-generated method stub

}

@Override
public Parcelable saveState() {
// TODO Auto-generated method stub
return null;
}

@Override
public void startUpdate(View arg0) {
// TODO Auto-generated method stub

}

@Override
public void finishUpdate(View arg0) {
// TODO Auto-generated method stub

}
}

// ÷∏“˝“≥√Ê∏¸∏ƒ ¬º˛º‡Ã˝∆˜
class GuidePageChangeListener implements OnPageChangeListener {

@Override
public void onPageScrollStateChanged(int arg0) {
// TODO Auto-generated method stub

}

@Override
public void onPageScrolled(int arg0, float arg1, int arg2) {
// TODO Auto-generated method stub

}

@Override
public void onPageSelected(int arg0) {
for (int i = 0; i < imageViews.length; i++) {
imageViews[arg0].setBackgroundResource(R.drawable.page_indicator_focused);

if (arg0 != i) {
imageViews[i].setBackgroundResource(R.drawable.page_indicator);
}
}
}
}
}

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