TeacherSingleActivity.java

package com.bigdo.app;

import org.json.JSONObject;

import com.bigdo.common.RConfig;
import com.bigdo.controls.XListView;
import com.bigdo.util.WSResult;

import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.RelativeLayout;
import android.widget.TextView;

public class TeacherSingleActivity extends BaseActivity {
	String teacher = "", taptitudes = "", timg = "";
	int idteacher = 0;
	VdieoBll vbll;
	ImageView teacher_img;
	AsyncImgDown imgDown;
	View topHost;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.teacher_single_activity);
		setTitle();
		vbll = new VdieoBll(this);
		vbll.onCreate(savedInstanceState);
		setTop();
		vbll.loadData();

	}

	private void setTop() {
		topHost = (RelativeLayout) LayoutInflater.from(this).inflate(
				R.layout.teacher_single_top, null);
		vbll.video_list.setHeaderExtensionView(topHost);
		TextView teacher_obj = (TextView) topHost
				.findViewById(R.id.teacher_single_teacher);
		teacher_obj.setText(teacher);

		TextView taptitudes_obj = (TextView) topHost
				.findViewById(R.id.teacher_single_taptitudes);
		taptitudes_obj.setText(taptitudes);

		teacher_img = (ImageView) topHost.findViewById(R.id.teacher_img);
		imgDown = new ImgDown(this);
		LoadTeacherImg();
	}

	private void setTitle() {
		idteacher = getIntent().getIntExtra("idteacher", 0);
		teacher = getIntent().getStringExtra("teacher");
		taptitudes = getIntent().getStringExtra("taptitudes");
		timg = getIntent().getStringExtra("img");
		View com_title = findViewById(R.id.com_title_host);
		Button back = (Button) com_title.findViewById(R.id.sub_com_title_back);
		back.setOnClickListener(new OnClickListener() {
			@Override
			public void onClick(View arg0) {
				finish();
			}
		});
		TextView title_msg = (TextView) com_title
				.findViewById(R.id.sub_com_title_context);
		title_msg.setText(teacher);

	}

	private void LoadTeacherImg() {
		if (idteacher >= 0 && timg != null && !timg.equals("")) {
			String img_name = imgDown.handleImgName(idteacher + timg);
			String sd = imgDown.sdDir(1);
			String img_path = sd + img_name + ".r";
			String error = "";
			boolean isHasImg = imgDown.loadImg(teacher_img, img_path, error, 1);
			if (!isHasImg) {
				AsyncImgDownInfo img_info = new AsyncImgDownInfo();
				img_info.cacheName = img_name;
				img_info.downName = timg;
				img_info.pos = 1;
				img_info.param = "";
				img_info.requestCode = 1;
				img_info._img = teacher_img;
				error = imgDown.startGetImg(img_info);
			}
			return;
		}
		imgDown.loadImg(teacher_img, "", "", 1);
	}

	public class VdieoBll extends SingleImgVideo {
		public VdieoBll(BaseActivity v) {
			super(v);
		}

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

		}

		@Override
		protected String orderBy(int op) {
			// TODO Auto-generated method stub
			return "idvideo desc";
		}

		@Override
		protected String table() {
			// TODO Auto-generated method stub
			return "teachervideo";
		}

		@Override
		protected String service() {
			// TODO Auto-generated method stub
			return RConfig.teacherVideo(TeacherSingleActivity.this);
		}

		@Override
		protected boolean free() {
			// TODO Auto-generated method stub
			return false;
		}

		@Override
		protected JSONObject param(int op) {
			JSONObject jreault = null;
			try {
				jreault = new JSONObject();
				jreault.put("idteacher", idteacher);
			} catch (Exception e) {
			}
			return jreault;
		}

		@Override
		protected void wsCall(WSResult result) {
			// TODO Auto-generated method stub

		}

		@Override
		protected int count() {
			// TODO Auto-generated method stub
			return 20;
		}

		@Override
		protected boolean loadMore() {
			// TODO Auto-generated method stub
			return true;
		}

		@Override
		protected String updateWhere(int op) {
			// TODO Auto-generated method stub
			return " idteacher = ? ";
		}

		@Override
		protected String selectWhere(int op) {
			// TODO Auto-generated method stub
			String w = "idteacher = ? ";
			if (data.size() > 0) {
				if (op == op_refresh) {
					w += " and idvideo > ? ";
				} else if (op == op_more) {
					w += " and idvideo < ? ";
				}
			}
			return w;
		}

		@Override
		protected String[] updateField(int op) {
			// TODO Auto-generated method stub
			return new String[] { "idteacher" };
		}

		@Override
		protected String[] updateVal(int op) {
			// TODO Auto-generated method stub
			return new String[] { idteacher + "" };
		}

		@Override
		protected String[] selectField(int op) {
			if (data.size() > 0 && (op == op_refresh || op == op_more)) {
				return new String[] { idteacher + "", "idvideo" };
			}
			return new String[] { "idteacher" };
		}

		@Override
		protected String[] selectVal(int op) {
			if (data.size() > 0) {
				if (op == op_refresh) {
					return new String[] { idteacher + "",
							data.get(0).get("idvideo") + "" };
				} else if (op == op_more) {
					return new String[] { idteacher + "",
							data.get(data.size() - 1).get("idvideo") + "" };
				}
			}
			return new String[] { idteacher + "" };
		}

		@Override
		protected boolean batch(int op) {
			// TODO Auto-generated method stub
			return false;
		}

		@Override
		protected XListView videoList() {
			// TODO Auto-generated method stub
			return (XListView) findViewById(R.id.video_list);

		}

		@Override
		protected TextView noData() {
			// TODO Auto-generated method stub

			return (TextView) findViewById(R.id.video_list_no_data);
		}

		@Override
		protected boolean isCache() {
			// TODO Auto-generated method stub
			return true;
		}

		@Override
		protected boolean refresh() {
			// TODO Auto-generated method stub
			return true;
		}

		@Override
		protected boolean onGoVideoDetail(int pos) {
			// TODO Auto-generated method stub
			return false;
		}

		@Override
		protected ExtensionColumn[] extensionColumn() {
			// TODO Auto-generated method stub
			return null;
		}
	}

	 
 

	private class ImgDown extends AsyncImgDown {

		public ImgDown(BaseActivity v) {
			super(v);
		}

		@Override
		protected void finishGetImg(String path, AsyncImgDownInfo info) {
			imgDown.loadImg(info._img, path, "", info.requestCode);
		}

		@Override
		protected String imgDir(int requestCode) {
			return RConfig.Teacher_Img_Dir;
		}

		@Override
		protected int imgFailure(int requestCode) {
			return R.drawable.menu_me;
		}

		@Override
		protected int imgLoading(int requestCode) {
			return R.drawable.menu_me;
		}

	}

	@Override
	public void onClearData() {
		// TODO Auto-generated method stub
		
	}

	@Override
	public void onVideoBroadcast(Intent intent) {
		// TODO Auto-generated method stub
		
	}

}