复制代码 代码如下:
import android.app.ListActivity;
import android.database.Cursor;
import android.os.Bundle;
import android.provider.Contacts.Phones;
import android.widget.ListAdapter;
import android.widget.SimpleCursorAdapter;
/**
* A list view example where the
* data comes from a cursor, and a
* SimpleCursorListAdapter is used to map each item to a two-line
* display.
*/
public class List3 extends ListActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Get a cursor with all phones
Cursor c = getContentResolver().query(Phones.CONTENT_URI, null, null, null, null);
startManagingCursor(c);
// Map Cursor columns to views defined in simple_list_item_2.xml
ListAdapter adapter = new SimpleCursorAdapter(this,
android.R.layout.simple_list_item_2, c,
new String[] { Phones.NAME, Phones.NUMBER },
new int[] { android.R.id.text1, android.R.id.text2 });
setListAdapter(adapter);
}
}
注意 该例子要给程序赋予权限:
复制代码 代码如下:
<uses-permission android:name="android.permission.READ_CONTACTS"/>
simple_list_item_2.xml
复制代码 代码如下:
<?xml version="1.0" encoding="utf-8"?>
<>
<TwoLineListItem xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:minHeight="?android:attr/listPreferredItemHeight"
android:mode="twoLine"
>
<TextView android:id="@android:id/text1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginLeft="?android:attr/listPreferredItemPaddingLeft"
android:layout_marginTop="8dip"
android:textAppearance="?android:attr/textAppearanceListItem"
/>
<TextView android:id="@android:id/text2"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_below="@android:id/text1"
android:layout_alignLeft="@android:id/text1"
android:textAppearance="?android:attr/textAppearanceSmall"
/>
</TwoLineListItem>