MorePageInit.java

package com.partynetwork.iparty.imessage;

import java.util.ArrayList;
import java.util.List;

import android.content.Context;
import android.graphics.Color;
import android.graphics.drawable.ColorDrawable;
import android.graphics.drawable.Drawable;
import android.support.v4.view.ViewPager.OnPageChangeListener;
import android.view.Gravity;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnTouchListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.BaseAdapter;
import android.widget.GridView;
import android.widget.LinearLayout;
import android.widget.TextView;

import com.partynetwork.dataprovider.util.DisplayUtil;
import com.partynetwork.iparty.R;
import com.partynetwork.iparty.imessage.ChatActivity.MorePageListener;
import com.partynetwork.myui.CirclePageIndicator;
import com.partynetwork.myui.JazzyViewPager;
import com.partynetwork.myui.JazzyViewPager.TransitionEffect;

public class MorePageInit {

	public static final int NUM_PAGE = 1;// 总共有多少页

	private Context context;
	private LinearLayout bodyView;
	private List<MoreItem> moreMap = new ArrayList<MoreItem>();

	// 当前选择的页数
	private int currentPage = 0;

	private MorePageListener morePageListener;

	MorePageInit(Context context, LinearLayout bodyView,
			MorePageListener morePageListener) {
		this.context = context;
		this.bodyView = bodyView;
		this.morePageListener = morePageListener;
		initView();
	}

	private void initView() {
		if (bodyView == null) {
			return;
		}

		MoreItem item = new MoreItem();
		item.title = "照片";
		item.src = R.drawable.chat_panel_picture_selector;
		moreMap.add(item);

		MoreItem item2 = new MoreItem();
		item2.title = "拍照";
		item2.src = R.drawable.chat_panel_camera_selector;
		moreMap.add(item2);

		initMorePage();
	}

	private void initMorePage() {
		List<View> lv = new ArrayList<View>();
		for (int i = 0; i < NUM_PAGE; ++i) {
			lv.add(getGridView(i));
		}
		// bodyView.setVisibility(View.GONE);
		bodyView.setOrientation(LinearLayout.VERTICAL);
		bodyView.removeAllViews();

		JazzyViewPager faceViewPager = new JazzyViewPager(context);
		faceViewPager
				.setPersistentDrawingCache(ViewGroup.PERSISTENT_ANIMATION_CACHE);
		FacePageAdeapter adapter = new FacePageAdeapter(lv, faceViewPager);
		faceViewPager.setAdapter(adapter);
		faceViewPager.setBackgroundColor(context.getResources().getColor(
				R.color.gray_bg));
		faceViewPager.setCurrentItem(currentPage);
		faceViewPager.setTransitionEffect(TransitionEffect.Standard);
		CirclePageIndicator indicator = new CirclePageIndicator(context);
		indicator.setViewPager(faceViewPager);
		adapter.notifyDataSetChanged();
		indicator.setOnPageChangeListener(new OnPageChangeListener() {

			@Override
			public void onPageSelected(int arg0) {
				currentPage = arg0;
			}

			@Override
			public void onPageScrolled(int arg0, float arg1, int arg2) {
				// do nothing
			}

			@Override
			public void onPageScrollStateChanged(int arg0) {
				// do nothing
			}
		});

		bodyView.addView(faceViewPager,
				new android.view.ViewGroup.LayoutParams(
						android.view.ViewGroup.LayoutParams.MATCH_PARENT,
						DisplayUtil.dip2px(context, 120)));
		bodyView.addView(indicator);

	}

	private GridView getGridView(int i) {
		// TODO Auto-generated method stub
		GridView gv = new GridView(context);
		// 列
		gv.setNumColumns(4);
		gv.setSelector(new ColorDrawable(Color.TRANSPARENT));// 屏蔽GridView默认点击效果
		gv.setBackgroundColor(Color.TRANSPARENT);
		gv.setCacheColorHint(Color.TRANSPARENT);
		gv.setHorizontalSpacing(1);
		gv.setVerticalSpacing(1);
		gv.setLayoutParams(new android.view.ViewGroup.LayoutParams(
				android.view.ViewGroup.LayoutParams.MATCH_PARENT,
				android.view.ViewGroup.LayoutParams.MATCH_PARENT));
		gv.setGravity(Gravity.CENTER);
		gv.setAdapter(new MoreAdapter(context));
		gv.setOnTouchListener(forbidenScroll);
		gv.setOnItemClickListener(new OnItemClickListener() {

			@Override
			public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,
					long arg3) {
				morePageListener.click(arg2);
			}
		});
		return gv;
	}

	// 防止乱pageview乱滚动
	private OnTouchListener forbidenScroll = new OnTouchListener() {

		@Override
		public boolean onTouch(View v, MotionEvent event) {
			if (event.getAction() == MotionEvent.ACTION_MOVE) {
				return true;
			}
			return false;
		}
	};

	private class MoreAdapter extends BaseAdapter {

		private Context context;

		public MoreAdapter(Context context) {
			this.context = context;
		}

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

		@Override
		public Object getItem(int position) {
			return moreMap.get(position);
		}

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

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

			TextView viewHolder;
			if (convertView == null) {
				convertView = new TextView(context);
			}
			viewHolder = (TextView) convertView;

			viewHolder.setGravity(Gravity.CENTER);

			MoreItem item = (MoreItem) getItem(position);

			viewHolder.setTextSize(13f);
			viewHolder.setTextColor(context.getResources().getColor(
					R.color.gray));
			viewHolder.setText(item.title);
			Drawable top = context.getResources().getDrawable(item.src);
			top.setBounds(0, 0, top.getMinimumWidth(), top.getMinimumHeight());
			viewHolder.setCompoundDrawables(null, top, null, null);

			return viewHolder;
		}

	}

	private class MoreItem {
		String title;
		int src;
	}

}