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安卓電量Widget-創(chuàng)新互聯(lián)

按照壇友的教程改了一下。

在瓊結(jié)等地區(qū)，都構(gòu)建了全面的區(qū)域性戰(zhàn)略布局，加強(qiáng)發(fā)展的系統(tǒng)性、市場(chǎng)前瞻性、產(chǎn)品創(chuàng)新能力，以專注、極致的服務(wù)理念，為客戶提供成都網(wǎng)站建設(shè)、成都做網(wǎng)站 網(wǎng)站設(shè)計(jì)制作定制開發(fā),公司網(wǎng)站建設(shè),企業(yè)網(wǎng)站建設(shè),成都品牌網(wǎng)站建設(shè),成都全網(wǎng)營(yíng)銷,成都外貿(mào)網(wǎng)站建設(shè)公司,瓊結(jié)網(wǎng)站建設(shè)費(fèi)用合理。

教程：http://billhoo.blog.51cto.com/2337751/762776
AppWidget系統(tǒng)框架：http://blog.csdn.net/thl789/article/details/7879257

WidgetUpdateService.java
package com.hy.study;
import android.app.Service;
import android.appwidget.AppWidgetManager;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.BatteryManager;
import android.os.IBinder;
import android.widget.RemoteViews;

//用以根據(jù)電池電量更新而刷新桌面Widget的服務(wù)
public class WidgetUpdateService extends Service {
   @Override
   public IBinder onBind(Intent intent) {
       return null;
   }

   @Override
   public void onStart(Intent intent, int startId) {
       // 向系統(tǒng)注冊(cè)電池電量更新廣播,只接受帶有ACTION_BATTERRY_CHANGED事件的Intent
       registerReceiver(this.bCR, new IntentFilter(Intent.ACTION_BATTERY_CHANGED));

       bCR = new BroadcastReceiver() {
           @Override
           public void onReceive(Context context, Intent intent) {
               int level = intent.getIntExtra("level", 0);
               int scale = intent.getIntExtra("scale", 100);
               int status = intent.getIntExtra("status", 0);
               int batteryHealth = level * 100 / scale;
               int icon = 0;

               AppWidgetManager widgetManager = AppWidgetManager
                       .getInstance(context);
               RemoteViews widgetView = new RemoteViews(
                       context.getPackageName(),
                       R.layout.monitor_widget_layout);

               // 若正在充電
               if (status == BatteryManager.BATTERY_STATUS_CHARGING) {
                   icon = getChargingIcon(batteryHealth);
                   widgetView.setImageViewResource(R.id.monitor_widget_view,
                           icon

                   );
               } else
                   widgetView.setImageViewResource(R.id.monitor_widget_view,
                           getStateIcon(batteryHealth));
               widgetManager.updateAppWidget(new ComponentName(context,
                       MonitorWidgetProvider.class), widgetView);
           }
       };
   }

   private BroadcastReceiver bCR = null;

   // 獲取電池狀態(tài)圖標(biāo)
   private int getStateIcon(int batteryHealth) {
       if (batteryHealth >= 0 || batteryHealth <= 100)
           return batteryStateIcon[batteryHealth];
       return R.drawable.stat_sys_battery_unknown;
   }

   // 獲得對(duì)應(yīng)的充電狀態(tài)圖標(biāo)
   private int getChargingIcon(int batteryHealth) {
       if (batteryHealth >= 0 && batteryHealth < 10)
           return R.drawable.stat_sys_battery_charge_anim5;
       if (batteryHealth >= 10 && batteryHealth < 20)
           return R.drawable.stat_sys_battery_charge_anim15;
       if (batteryHealth >= 20 && batteryHealth < 30)
           return R.drawable.stat_sys_battery_charge_anim25;
       if (batteryHealth >= 30 && batteryHealth < 40)
           return R.drawable.stat_sys_battery_charge_anim35;
       if (batteryHealth >= 40 && batteryHealth < 50)
           return R.drawable.stat_sys_battery_charge_anim45;
       if (batteryHealth >= 50 && batteryHealth < 60)
           return R.drawable.stat_sys_battery_charge_anim55;
       if (batteryHealth >= 60 && batteryHealth < 70)
           return R.drawable.stat_sys_battery_charge_anim65;
       if (batteryHealth >= 70 && batteryHealth < 80)
           return R.drawable.stat_sys_battery_charge_anim75;
       if (batteryHealth >= 80 && batteryHealth < 90)
           return R.drawable.stat_sys_battery_charge_anim85;
       if (batteryHealth >= 90 && batteryHealth < 100)
           return R.drawable.stat_sys_battery_charge_anim95;
       if (batteryHealth == 100)
           return R.drawable.stat_sys_battery_charge_animfull;
       return R.drawable.stat_sys_battery_unknown;
   }

   private int batteryStateIcon[] = { R.drawable.stat_sys_battery_0,
           R.drawable.stat_sys_battery_1, R.drawable.stat_sys_battery_2,
           R.drawable.stat_sys_battery_3, R.drawable.stat_sys_battery_4,
           R.drawable.stat_sys_battery_5, R.drawable.stat_sys_battery_6,
           R.drawable.stat_sys_battery_7, R.drawable.stat_sys_battery_8,
           R.drawable.stat_sys_battery_9, R.drawable.stat_sys_battery_10,
           R.drawable.stat_sys_battery_11, R.drawable.stat_sys_battery_12,
           R.drawable.stat_sys_battery_13, R.drawable.stat_sys_battery_14,
           R.drawable.stat_sys_battery_15, R.drawable.stat_sys_battery_16,
           R.drawable.stat_sys_battery_17, R.drawable.stat_sys_battery_18,
           R.drawable.stat_sys_battery_19, R.drawable.stat_sys_battery_20,
           R.drawable.stat_sys_battery_21, R.drawable.stat_sys_battery_22,
           R.drawable.stat_sys_battery_23, R.drawable.stat_sys_battery_24,
           R.drawable.stat_sys_battery_25, R.drawable.stat_sys_battery_26,
           R.drawable.stat_sys_battery_27, R.drawable.stat_sys_battery_28,
           R.drawable.stat_sys_battery_29, R.drawable.stat_sys_battery_30,
           R.drawable.stat_sys_battery_31, R.drawable.stat_sys_battery_32,
           R.drawable.stat_sys_battery_33, R.drawable.stat_sys_battery_34,
           R.drawable.stat_sys_battery_35, R.drawable.stat_sys_battery_36,
           R.drawable.stat_sys_battery_37, R.drawable.stat_sys_battery_38,
           R.drawable.stat_sys_battery_39, R.drawable.stat_sys_battery_40,
           R.drawable.stat_sys_battery_41, R.drawable.stat_sys_battery_42,
           R.drawable.stat_sys_battery_43, R.drawable.stat_sys_battery_44,
           R.drawable.stat_sys_battery_45, R.drawable.stat_sys_battery_46,
           R.drawable.stat_sys_battery_47, R.drawable.stat_sys_battery_48,
           R.drawable.stat_sys_battery_49, R.drawable.stat_sys_battery_50,
           R.drawable.stat_sys_battery_51, R.drawable.stat_sys_battery_52,
           R.drawable.stat_sys_battery_53, R.drawable.stat_sys_battery_54,
           R.drawable.stat_sys_battery_55, R.drawable.stat_sys_battery_56,
           R.drawable.stat_sys_battery_57, R.drawable.stat_sys_battery_58,
           R.drawable.stat_sys_battery_59, R.drawable.stat_sys_battery_60,
           R.drawable.stat_sys_battery_61, R.drawable.stat_sys_battery_62,
           R.drawable.stat_sys_battery_63, R.drawable.stat_sys_battery_64,
           R.drawable.stat_sys_battery_65, R.drawable.stat_sys_battery_66,
           R.drawable.stat_sys_battery_67, R.drawable.stat_sys_battery_68,
           R.drawable.stat_sys_battery_69, R.drawable.stat_sys_battery_70,
           R.drawable.stat_sys_battery_71, R.drawable.stat_sys_battery_72,
           R.drawable.stat_sys_battery_73, R.drawable.stat_sys_battery_74,
           R.drawable.stat_sys_battery_75, R.drawable.stat_sys_battery_76,
           R.drawable.stat_sys_battery_77, R.drawable.stat_sys_battery_78,
           R.drawable.stat_sys_battery_79, R.drawable.stat_sys_battery_80,
           R.drawable.stat_sys_battery_81, R.drawable.stat_sys_battery_82,
           R.drawable.stat_sys_battery_83, R.drawable.stat_sys_battery_84,
           R.drawable.stat_sys_battery_85, R.drawable.stat_sys_battery_86,
           R.drawable.stat_sys_battery_87, R.drawable.stat_sys_battery_88,
           R.drawable.stat_sys_battery_89, R.drawable.stat_sys_battery_90,
           R.drawable.stat_sys_battery_91, R.drawable.stat_sys_battery_92,
           R.drawable.stat_sys_battery_93, R.drawable.stat_sys_battery_94,
           R.drawable.stat_sys_battery_95, R.drawable.stat_sys_battery_96,
           R.drawable.stat_sys_battery_97, R.drawable.stat_sys_battery_98,
           R.drawable.stat_sys_battery_99, R.drawable.stat_sys_battery_100 };
}

-------------------------------------------------------------------------------------------
BatteryMonitor.java
package com.hy.study;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
public class BatteryMonitor extends Activity {
   @Override
   protected void onCreate(Bundle savedInstanceState) {
       super.onCreate(savedInstanceState);
       setContentView(R.layout.activity_main);
       startService(new Intent(this, WidgetUpdateService.class));
   }
}

-------------------------------------------------------------------------------------------
MonitorWidgetProvider.java
package com.hy.study;
import android.appwidget.AppWidgetManager;
import android.appwidget.AppWidgetProvider;
import android.content.Context;
import android.content.Intent;
public class MonitorWidgetProvider extends AppWidgetProvider {
   // 當(dāng)Widget第一次被啟動(dòng)時(shí)，啟動(dòng)配套服務(wù)
   @Override
   public void onEnabled(Context context) {
       context.startService(new Intent(context, WidgetUpdateService.class));
   }
   // 當(dāng)Widget更新時(shí)，啟動(dòng)配套服務(wù)
   @Override
   public void onUpdate(Context context, AppWidgetManager appWidgetManager,
           int appWidgetIds[]) {
       super.onUpdate(context, appWidgetManager, appWidgetIds);
       context.startService(new Intent(context, WidgetUpdateService.class));
   }
   // 當(dāng)桌面上這個(gè)widget的所有實(shí)體都被刪除后，停止配套服務(wù)
   @Override
   public void onDisabled(Context context) {
       context.stopService(new Intent(context, WidgetUpdateService.class));
   }
}

-------------------------------------------------------------------------------------------
res\layout\monitor_widget_layout.xml

   android:orientation="vertical"
   android:layout_width="72dip"
   android:layout_height="72dip">
       android:layout_width="fill_parent"
   android:layout_height="fill_parent"
   android:src="@drawable/stat_sys_battery_unknown" />
 

-------------------------------------------------------------------------------------------
res\xml\monitor_widget_info.xml

  android:minWidth="294dp"
  android:minHeight="72dp"
  android:updatePeriodMillis="1000"
  android:initialLayout="@layout/monitor_widget_layout"
/>

-------------------------------------------------------------------------------------------
AndroidManifest.xml

   package="com.hy.study"
   android:versionCode="1"
   android:versionName="1.0" >
          android:minSdkVersion="8"
       android:targetSdkVersion="10" />
          android:allowBackup="true"
       android:icon="@drawable/ic_launcher"
       android:label="@string/app_name"
       android:theme="@style/AppTheme" >
                  android:name="com.hy.study.BatteryMonitor"
           android:label="@string/app_name"
           android:launchMode="singleTask" >
       
                  android:name=".WidgetUpdateService"
           android:enabled="true" />
       
           
               
               
           
                          android:name="android.appwidget.provider"
               android:resource="@xml/monitor_widget_info" />
       
   

安卓電量Widget

附件：http://down.51cto.com/data/2364570

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