android之Widget01

ExampleAppWidgetProvider.java

package com.example.mars_2600_widget01;

import android.appwidget.AppWidgetManager;
import android.appwidget.AppWidgetProvider;
import android.content.Context;
import android.content.Intent;

public class ExampleAppWidgetProvider extends AppWidgetProvider{

    @Override
    public void onReceive(Context context, Intent intent) {
        // TODO Auto-generated method stub
        super.onReceive(context, intent);
    }

    @Override
    public void onUpdate(Context context, AppWidgetManager appWidgetManager,
            int[] appWidgetIds) {
        System.out.println("onUpdate");
        super.onUpdate(context, appWidgetManager, appWidgetIds);
    }

    @Override
    public void onDeleted(Context context, int[] appWidgetIds) {
        System.out.println("onDeleted");
        super.onDeleted(context, appWidgetIds);
    }

    @Override
    public void onEnabled(Context context) {
        System.out.println("onDisabled");
        super.onEnabled(context);
    }

    @Override
    public void onDisabled(Context context) {
        System.out.println("onEnabled");
        super.onDisabled(context);
    }

}

res/layout/example_appwidget.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >
    
<TextView android:id="@+id/widgetTextId"
    android:layout_width="fill_parent"
    android:layout_height="wrap_content"
    android:text="firstWidgetText"
    android:background="#000000"/>
</LinearLayout>

res/xml/example_appwidget_info.xml

<?xml version="1.0" encoding="utf-8"?>
<appwidget-provider
xmlns:android="http://schemas.android.com/apk/res/android"
android:minWidth="294dp"
android:minHeight="72dp"
android:updatePeriodMillis="86400000"
android:initialLayout="@layout/example_appwidget"
>
    
</appwidget-provider>

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.mars_2600_widget01"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="19" />

    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <activity
            android:name="com.example.mars_2600_widget01.MainActivity"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        
        <receiver android:name=".ExampleAppWidgetProvider">
            <intent-filter>
                 <action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
            </intent-filter>
            <meta-data android:name="android.appwidget.provider"
                android:resource="@xml/example_appwidget_info"/>
        </receiver>
    </application>

</manifest>