android之Widget01

时间:2021-04-12 09:21:50

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=""
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=""
android:versionName="1.0" > <uses-sdk
android:minSdkVersion=""
android:targetSdkVersion="" /> <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>