demo14

时间:2024-04-17 21:06:06
/Users/alamps/AndroidStudioProjects/Demo12SimpleAdapter/Demo12SimpleAdapter/src/main/res/layout/table_list.xml

<TableLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_alignParentTop="true"
android:layout_centerHorizontal="true"
android:layout_marginTop="42dp"> <TextView
android:textSize="25px"
android:gravity="center_vertical"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="信息列表INFOLIST" /> <TableRow>
<ImageView
android:id="@+id/_icon"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/icon"/>
<TextView
android:id="@+id/_id"
android:textSize="15px"
android:gravity="center_vertical"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
/> <TextView
android:id="@+id/_name"
android:textSize="15px"
android:gravity="center_vertical"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
/>
</TableRow>
</TableLayout> =================
/Users/alamps/AndroidStudioProjects/Demo12SimpleAdapter/Demo12SimpleAdapter/src/main/res/layout/activity_main.xml <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
android:paddingBottom="@dimen/activity_vertical_margin"
tools:context=".MainActivity"> <!--,显示选择的信息-->
<TextView
android:id="@+id/_info"
android:gravity="center_horizontal"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
/> <ListView
android:id="@+id/data_list"
android:layout_width="fill_parent"
android:layout_height="wrap_content"/> </LinearLayout> ================
package com.example.demo12simpleadapter; import android.app.ListActivity;
import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.TextView; import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map; public class MainActivity extends Activity {
private String data[][]={{"","www.****.com"},{"","www.baidu.com"},{"","wwww.alamps.com"},{"","www.iteye.com"},{"","www.google.com"},{"","www.qq.com"}};
private List<Map<String,String>> list = new ArrayList<Map<String,String>>();
private ListView listView;
private SimpleAdapter simpleAdapter=null;
//onItemClickListener
private TextView info=null; @Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main); this.listView= (ListView) super.findViewById(R.id.data_list);//mac android studio [alt+return] == eclipse[ctrl+1] this.info = (TextView) super.findViewById(R.id._info); for (int i =;i<this.data.length;i++){ Map<String,String> map = new HashMap<String, String>();
map.put("_id",data[i][]);
map.put("_name",data[i][]);
this.list.add(map);
}
//public SimpleAdapter(android.content.Context context, java.util.List<? extends java.util.Map<java.lang.String,?>> data, int resource, java.lang.String[] from, int[] to) { /* compiled code */ }
this.simpleAdapter = new SimpleAdapter(this,
this.list,
R.layout.table_list,
new String[]{"_id","_name"},new int[]{R.id._id,R.id._name}); this.listView.setAdapter(this.simpleAdapter); this.listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> adapterView, View view, int idx, long id) {
Map<String,String> mapItem = (Map<String,String>)MainActivity.this.simpleAdapter.getItem(idx);
String _id=mapItem.get("_id");
String _name=mapItem.get("_name");
MainActivity.this.info.setText("选择的数据ID:"+_id+"名称是:"+_name);
}
}); } @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;
} }

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