package?com.example.com.exmple.android_listview;

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

import?android.app.Activity;
import?android.content.ClipData.Item;
import?android.os.Bundle;
import?android.util.Log;
import?android.view.Menu;
import?android.view.MenuItem;
import?android.view.View;
import?android.widget.AbsListView;
import?android.widget.AbsListView.OnScrollListener;
import?android.widget.AdapterView;
import?android.widget.AdapterView.OnItemClickListener;
import?android.widget.ArrayAdapter;
import?android.widget.ListView;
import?android.widget.SimpleAdapter;
import?android.widget.Toast;


public?class?MainActivity?extends?Activity?implements?OnItemClickListener,?OnScrollListener{
	
	private?ListView?listview;
	private?ArrayAdapter<String>arr_adapter;
	private?SimpleAdapter?simp_adapter;
	private?List<Map<String,?Object>>data_list;

????@Override
????protected?void?onCreate(Bundle?savedInstanceState)??{
????????super.onCreate(savedInstanceState);
????????setContentView(R.layout.activity_main);
????????listview=(ListView)?findViewById(R.id.listView1);
????????String[]arr_data={"慕課網1","慕課網2","慕課網3","慕課網4","慕課網5","慕課網6"};
????????arr_adapter=?new?ArrayAdapter<String>(this,
????????		android.R.layout.simple_list_item_1,arr_data);
????????data_list=new?ArrayList<Map<String,Object>>();
????????/**
?????????*?context：上下文
?????????*?data：數據源（List<？?extends?Map<String，？>>?data）一個Map所組成的LIST集合
?????????*??????每一個Map都會對應ListView列表中的一行
?????????*??????每一個Map（鍵-值）中的鍵必須包含所有在from中所指定的鍵
?????????*?resource：列表項的布局文件ID
?????????*?from:Map中的鍵名
?????????*?to:綁定數據視圖中的ID，與from成對應關系
?????????*/
????????simp_adapter=new?SimpleAdapter(this,?getdata(),?R.layout.item,?new?String[]{"pic","text"},?
????????		new?int[]{R.id.image,R.id.text});
????????listview.setAdapter(simp_adapter);
????????
????????
????}
????private?List<Map<String,?Object>>?getdata(){
????	for(int?i=0;i<=20;i++){
????		Map<String,?Object>map=new?HashMap<String,?Object>();
????		map.put("pic",?R.drawable.ic_launcher);
????		map.put("text","慕課網"+i);
????		data_list.add(map);
????	}
????	
????	return?data_list;
????}
????@Override
????public?boolean?onCreateOptionsMenu(Menu?menu)?{
????????//?Inflate?the?menu;?this?adds?items?to?the?action?bar?if?it?is?present.
????????getMenuInflater().inflate(R.menu.main,?menu);
????????return?true;
????}

????@Override
????public?boolean?onOptionsItemSelected(MenuItem?item)?{
????????//?Handle?action?bar?item?clicks?here.?The?action?bar?will
????????//?automatically?handle?clicks?on?the?Home/Up?button,?so?long
????????//?as?you?specify?a?parent?activity?in?AndroidManifest.xml.
????????int?id?=?item.getItemId();
????????if?(id?==?R.id.action_settings)?{
????????????return?true;
????????}
????????return?super.onOptionsItemSelected(item);
????}
	
	@Override
	public?void?onItemClick(AdapterView<?>?arg0,?View?arg1,?int?arg2,?long?arg3)?{
		//?TODO?Auto-generated?method?stub
		String?text=listview.getItemIdAtPosition(arg2)+"";
		//這里toast不出來
		Toast.makeText(MainActivity.this,?"sdfasdfasdfasd",?Toast.LENGTH_SHORT).show();
		Log.i("toast",String.valueOf(arg2));
	}
	@Override
	public?void?onScroll(AbsListView?arg0,?int?arg1,?int?arg2,?int?arg3)?{
		//?TODO?Auto-generated?method?stub
		
	}
	@Override
	public?void?onScrollStateChanged(AbsListView?arg0,?int?arg1)?{
		//?TODO?Auto-generated?method?stub
		switch?(arg1)?{
		case?SCROLL_STATE_FLING:
			Log.i("main",?"離開前用力劃了一下屏幕");
			break;
		case?SCROLL_STATE_TOUCH_SCROLL:
			Log.i("main",?"還在滑動");
			break;
		case?SCROLL_STATE_IDLE:
			Log.i("main",?"停止滑動");
			break;
		}
		
	}
	
}