Android gridview 分页 效果

package cn.xxs.horizontalgridview.activity;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import android.app.Activity;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.os.Bundle;
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.ViewGroup.LayoutParams;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.GridView;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;
import cn.xxs.horizontalgridview.adapter.AppAdapter;
import cn.xxs.horizontalgridview.adapter.MyViewPagerAdapter;
import cn.xxs.horizontalgridview.control.PageControl;

/**
 * 实现横向滑动的GridView
 * 
 * @author xxs
 */
public class MainActivity extends Activity {
	private static final float APP_PAGE_SIZE = 8.0f;
	private MyViewPagerAdapter adapter;
	private ViewPager viewPager;
	LayoutInflater inflater;

	private PageControl pageControl;

	private Map<Integer, GridView> map;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);

		inflater = getLayoutInflater();

		// setContentView(R.layout.activity_main);
		ViewGroup main = (ViewGroup) inflater.inflate(R.layout.activity_main,
				null);
		initViews();
		viewPager = (ViewPager) findViewById(R.id.myviewpager);
		adapter = new MyViewPagerAdapter(this, map);
		viewPager.setAdapter(adapter);
		viewPager.setOnPageChangeListener(new MyListener());

	}

	/**
	 * 获取系统所有的应用程序，并根据APP_PAGE_SIZE生成相应的GridView页面
	 */
	public void initViews() {
		final PackageManager packageManager = getPackageManager();
		final Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);
		mainIntent.addCategory(Intent.CATEGORY_LAUNCHER);
		// get all apps
		final List<ResolveInfo> apps = packageManager.queryIntentActivities(
				mainIntent, 0);
		// the total pages
		final int PageCount = (int) Math.ceil(apps.size() / APP_PAGE_SIZE);
	
		map = new HashMap<Integer, GridView>();
		for (int i = 0; i < PageCount; i  ) {
			GridView appPage = new GridView(this);
			final AppAdapter adapter =new AppAdapter(this, apps, i);
			appPage.setAdapter(adapter);
			appPage.setNumColumns(4);
//			appPage.setOnItemClickListener(new OnItemClickListener() {
//
//				@Override
//				public void onItemClick(AdapterView<?> arg0, View arg1,
//						int arg2, long arg3) {
//					// TODO Auto-generated method stub
//		          Toast.makeText(MainActivity.this, "这是第" ((adapter.getPage()*8) arg2) "个", Toast.LENGTH_LONG).show();
//		          
//		          
//				}
//			});
			appPage.setOnItemClickListener(adapter);
			map.put(i, appPage);

		}

		ViewGroup main = (ViewGroup) inflater.inflate(R.layout.activity_main,
				null);
		// group是R.layou.main中的负责包裹小圆点的LinearLayout.
		ViewGroup group = (ViewGroup) main.findViewById(R.id.viewGroup);
		pageControl = new PageControl(this, (LinearLayout) group, PageCount);
		setContentView(main);
	}

	class MyListener 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) {

			pageControl.selectPage(arg0);
		}

	}
}

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资源文件列表

.project , 854
.settings/org.eclipse.core.resources.prefs , 255
AndroidManifest.xml , 910
bin/AndroidManifest.xml , 910
bin/classes.dex , 563672
bin/classes/cn/xxs/horizontalgridview/activity/BuildConfig.class , 377
bin/classes/cn/xxs/horizontalgridview/activity/MainActivity$MyListener.class , 1259
bin/classes/cn/xxs/horizontalgridview/activity/MainActivity.class , 4321
bin/classes/cn/xxs/horizontalgridview/activity/R$attr.class , 388
bin/classes/cn/xxs/horizontalgridview/activity/R$dimen.class , 509
bin/classes/cn/xxs/horizontalgridview/activity/R$drawable.class , 554
bin/classes/cn/xxs/horizontalgridview/activity/R$id.class , 647
bin/classes/cn/xxs/horizontalgridview/activity/R$layout.class , 516
bin/classes/cn/xxs/horizontalgridview/activity/R$menu.class , 436
bin/classes/cn/xxs/horizontalgridview/activity/R$string.class , 520
bin/classes/cn/xxs/horizontalgridview/activity/R$style.class , 479
bin/classes/cn/xxs/horizontalgridview/activity/R.class , 833
bin/classes/cn/xxs/horizontalgridview/adapter/AppAdapter.class , 3828
bin/classes/cn/xxs/horizontalgridview/adapter/MyViewPagerAdapter.class , 2113
bin/classes/cn/xxs/horizontalgridview/control/PageControl.class , 2395
bin/dexedLibs/android-support-v4-42143bc755660d86836956ee85b22015.jar , 189224
bin/dexedLibs/android-support-v4-8acec105764a15b7eb8c437d52ae4b5b.jar , 189231
bin/HorizontalGridView.apk , 212931
bin/jarlist.cache , 120
bin/resources.ap_ , 16705
bin/res/crunch/drawable-hdpi/ic_launcher.png , 1874
bin/res/crunch/drawable-mdpi/gift_selected.png , 128
bin/res/crunch/drawable-mdpi/ic_launcher.png , 1301
bin/res/crunch/drawable-mdpi/radio.png , 571
bin/res/crunch/drawable-mdpi/radio_sel.png , 571
bin/res/crunch/drawable-xhdpi/ic_launcher.png , 2344
bin/res/crunch/drawable-xxhdpi/ic_launcher.png , 3200
bin/res/drawable-hdpi/ic_launcher.png , 1874
bin/res/drawable-mdpi/ic_launcher.png , 1301
bin/res/drawable-xhdpi/ic_launcher.png , 2344
bin/res/drawable-xxhdpi/ic_launcher.png , 3200
gen/cn/xxs/horizontalgridview/activity/BuildConfig.java , 176
gen/cn/xxs/horizontalgridview/activity/R.java , 3121
ic_launcher-web.png , 18073
libs/android-support-v4.jar , 484258
proguard-project.txt , 781
project.properties , 563
res/drawable-hdpi/ic_launcher.png , 1799
res/drawable-mdpi/gift_selected.png , 319
res/drawable-mdpi/ic_launcher.png , 1133
res/drawable-mdpi/radio.png , 571
res/drawable-mdpi/radio_sel.png , 571
res/drawable-xhdpi/ic_launcher.png , 2382
res/drawable-xxhdpi/ic_launcher.png , 3702
res/layout/activity_main.xml , 823
res/layout/app_item.xml , 778
res/layout/gift_item.xml , 775
res/menu/main.xml , 263
res/values-sw600dp/dimens.xml , 203
res/values-sw720dp-land/dimens.xml , 277
res/values-v11/styles.xml , 334
res/values-v14/styles.xml , 391
res/values/dimens.xml , 220
res/values/strings.xml , 223
res/values/styles.xml , 697
src/cn/xxs/horizontalgridview/activity/MainActivity.java , 3781
src/cn/xxs/horizontalgridview/adapter/AppAdapter.java , 3131
src/cn/xxs/horizontalgridview/adapter/MyViewPagerAdapter.java , 1972
src/cn/xxs/horizontalgridview/control/PageControl.java , 1988