pd#136759 update with update_engine when prop:ro.build.au_update is true

Change-Id: I757acf0cecb3aa309c1259efa19e8c13eade40f8

15 files changed, 583 insertions, 6 deletions

diff --git a/Android.mk b/Android.mk
index 17a96d5..b48c7a5 100644
--- a/Android.mk
+++ b/Android.mk
@@ -4,7 +4,8 @@ include $(CLEAR_VARS)
 LOCAL_MODULE_TAGS := optional
 LOCAL_STATIC_JAVA_LIBRARIES := libota
 LOCAL_SDK_VERSION := current
-LOCAL_SRC_FILES := $(call all-java-files-under, src)
+LOCAL_SRC_FILES := $(call all-java-files-under, src)\
+                   $(TOP)/src/android/os/IUpdateEngineCallback.aidl
 
 LOCAL_PACKAGE_NAME := OTAUpgrade
 LOCAL_CERTIFICATE := platform
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index e2d521c..b77d2ec 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -18,7 +18,9 @@
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
     <uses-permission android:name="android.permission.CONNECTIVITY_INTERNAL" />
-
+    <uses-permission android:name="android.permission.SYSTEM_ALERT_WINDOW" />
+    <uses-permission android:name="android.permission.SYSTEM_OVERLAY_WINDOW" />
+    <uses-permission android:name="android.permission.CHANGE_COMPONENT_ENABLED_STATE" />
     <uses-sdk
         android:minSdkVersion="23"
         android:targetSdkVersion="23" />
@@ -76,7 +78,7 @@
                 <category android:name="android.intent.category.DEFAULT" />
             </intent-filter>
         </activity>
-
+        <service android:name="com.droidlogic.otaupgrade.ABCheckUpService" ></service>
         <service android:name="com.droidlogic.otaupgrade.UpdateService" >
             <intent-filter>
                 <action android:name="com.android.update.action.check" />
diff --git a/res/drawable/progressbar_horizontal_1.xml b/res/drawable/progressbar_horizontal_1.xml
new file mode 100644
index 0000000..8ea06c8
--- a/dev/null
+++ b/res/drawable/progressbar_horizontal_1.xml
@@ -0,0 +1,48 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item android:id="@android:id/background">
+        <shape>
+            <corners android:radius="5dip" />
+            <gradient
+                    android:startColor="#ff9d9e9d"
+                    android:centerColor="#ff5a5d5a"
+                    android:centerY="0.75"
+                    android:endColor="#ff747674"
+                    android:angle="270"
+            />
+        </shape>
+    </item>
+
+    <item android:id="@android:id/secondaryProgress">
+        <clip>
+            <shape>
+                <corners android:radius="5dip" />
+                <gradient
+                        android:startColor="#80ffd300"
+                        android:centerColor="#80ffb600"
+                        android:centerY="0.75"
+                        android:endColor="#a0ffcb00"
+                        android:angle="270"
+                />
+            </shape>
+        </clip>
+    </item>
+
+    <item android:id="@android:id/progress">
+        <clip>
+            <shape>
+                <corners android:radius="5dip" />
+                <gradient
+                        android:startColor="#ffffd300"
+                        android:centerColor="#ffffb600"
+                        android:centerY="0.75"
+                        android:endColor="#ffffcb00"
+                        android:angle="270"
+                />
+            </shape>
+        </clip>
+    </item>
+
+</layer-list>
\ No newline at end of file
diff --git a/res/layout/downloading_process.xml b/res/layout/downloading_process.xml
new file mode 100644
index 0000000..9a2888a
--- a/dev/null
+++ b/res/layout/downloading_process.xml
@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="wrap_content"
+    android:orientation="vertical"
+    android:layout_height="wrap_content" >
+
+    <TextView
+        android:id="@+id/textView1"
+        android:layout_gravity="left"
+        android:textSize="@dimen/text_size"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/update_download" />
+    <ProgressBar
+        android:id="@+id/progressBar1"
+        android:layout_margin="@dimen/padding_dialog"
+        android:paddingLeft="5dp"
+        android:paddingRight="5dp"
+        android:paddingTop="5dp"
+        style="@style/mProgress_horizontal"
+        android:max="100"
+        android:layout_width="@dimen/dialog_height"
+        android:layout_height="wrap_content" />
+
+    <TextView
+        android:id="@+id/download_percent"
+        android:paddingRight="16dp"
+        android:layout_gravity="right"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"/>
+</LinearLayout>
diff --git a/res/values-zh-rCN/strings.xml b/res/values-zh-rCN/strings.xml
index 0eba563..553b55f 100644
--- a/res/values-zh-rCN/strings.xml
+++ b/res/values-zh-rCN/strings.xml
@@ -102,7 +102,7 @@
     <string name="backup_result">备份完成</string>

     <string name="restore_result">备份已经恢复</string>

     <string name="noti_msg">"下载成功"</string>

-

+    <string name="update_download">"升级包下载中"</string>

     <string name="remove_hit">"保证外设连接正常，否则备份转存失败"</string>

     <string name="prepare_waitting">"数据准备中，确认您的外设中有备份文件"</string>

 </resources>
\ No newline at end of file
diff --git a/res/values/color.xml b/res/values/color.xml
index 2c88e7a..12ee22b 100755..100644
--- a/res/values/color.xml
+++ b/res/values/color.xml
@@ -9,7 +9,7 @@
     <color name="lightyellow" >#FFFFE0</color>

 

     <color name="yellow" >#FFFF00</color>

-

+    <color name="black">#00000000</color>

     <color name="snow" >#FFFAFA</color>

 

 </resources>
\ No newline at end of file
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index e5361d5..94c9ed8 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -23,4 +23,5 @@
     <dimen name="padding_dialog">18dp</dimen>
     <dimen name="dialog_size">520dp</dimen>
     <dimen name="dialog_height">200dp</dimen>
+
 </resources>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 152cda2..c315fe7 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -102,5 +102,6 @@
     <string name="restore_result">restore finish</string>

     <string name="remove_hit">backup will save to external storage if exists or backup save fail</string>

     <string name="noti_msg">Download success</string>

+    <string name="update_download">Update Downloading</string>

     <string name="prepare_waitting">"prepare,make sure BACKUP file in your external storage"</string>

 </resources>
\ No newline at end of file
diff --git a/res/values/styles.xml b/res/values/styles.xml
index 99a644d..5049704 100755..100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -19,7 +19,13 @@
         <item name="android:windowIsFloating">true</item>
         <item name="android:windowContentOverlay">@null</item>
     </style>
-
+    <style name="mProgress_horizontal">
+        <item name="android:indeterminateOnly">false</item>
+        <item name="android:progressDrawable">@drawable/progressbar_horizontal_1</item><!-- progress_horizontal -->
+        <item name="android:indeterminateDrawable">@android:drawable/progress_indeterminate_horizontal</item>
+        <item name="android:minHeight">20dip</item>
+        <item name="android:maxHeight">20dip</item>
+    </style>
     <style name="Theme_dialog" parent="@android:style/Theme.Dialog">
         <item name="android:windowBackground">@android:color/transparent</item>
         <item name="android:windowNoTitle">true</item>
diff --git a/src/android/os/IUpdateEngineCallback.aidl b/src/android/os/IUpdateEngineCallback.aidl
new file mode 100644
index 0000000..729abdd
--- a/dev/null
+++ b/src/android/os/IUpdateEngineCallback.aidl
@@ -0,0 +1,22 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.os;
+
+oneway interface IUpdateEngineCallback {
+  void onStatusUpdate(int status_code, float percentage);
+  void onPayloadApplicationComplete(int error_code);
+}
diff --git a/src/com/droidlogic/otaupgrade/ABCheckUpService.java b/src/com/droidlogic/otaupgrade/ABCheckUpService.java
new file mode 100644
index 0000000..202a440
--- a/dev/null
+++ b/src/com/droidlogic/otaupgrade/ABCheckUpService.java
@@ -0,0 +1,166 @@
+package com.droidlogic.otaupgrade;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.PrintWriter;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.net.URLConnection;
+
+import com.amlogic.update.util.UpgradeInfo;
+import com.amlogic.update.util.PrefUtil;
+import android.app.Service;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.pm.PackageManager;
+import android.os.Handler;
+import android.os.HandlerThread;
+import android.os.IBinder;
+import android.util.Log;
+
+public class ABCheckUpService extends Service {
+    private static String TAG = "ABCheckUpService";
+    private HandlerThread mRCThread;
+    private Handler mRCHandler;
+    private static final String AB_UPDATE="ro.build.ab_update";
+    private static final String URL_UPDATE="ro.product.otaupdateurl";
+    public static final String REASON = "reason";
+    public static final String REASON_UPDATE = "update";
+    public static final String REASON_COMPLETE = "complete";
+    private boolean download = false;
+
+    @Override
+    public void onCreate() {
+        super.onCreate();
+        mRCThread = new HandlerThread("update");
+        mRCThread.start();
+        mRCHandler = new Handler(mRCThread.getLooper());
+
+    }
+
+    @Override
+    public IBinder onBind(Intent intent) {
+        return null;
+    }
+    public String createParams(){
+        PrefUtil pref=new PrefUtil(ABCheckUpService.this);
+        String params = "updating_apk_version="+UpgradeInfo.updating_apk_version;
+        params+="&board="+UpgradeInfo.board;
+        params+="&device="+UpgradeInfo.device;
+        params+="&firmware="+UpgradeInfo.firmware;
+        params+="&id="+pref.getID();
+        params+="&android="+UpgradeInfo.android;
+        params+="&abupdate="+UpgradeInfo.getString(AB_UPDATE);
+        return params;
+    }
+    public String sendPost(String url,String params){
+         PrintWriter out = null;
+         BufferedReader in = null;
+         String result="";
+        try {
+            URL readUrl = new URL(url);
+            URLConnection conn=readUrl.openConnection();
+            conn.setRequestProperty("accept", "*/*");
+             conn.setDoOutput(true);
+             conn.setDoInput(true);
+             out = new PrintWriter(conn.getOutputStream());
+             out.print(params);
+             out.flush();
+             in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
+             String line;
+             while ( ( line=in.readLine() ) != null ) {
+                 result+=line;
+             }
+        } catch (MalformedURLException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (IOException ex) {
+            // TODO Auto-generated catch block
+            ex.printStackTrace();
+        }
+        finally{
+            try{
+                if ( out != null ) {
+                    out.close();
+                }
+                if ( in != null ) {
+                    in.close();
+                }
+            }catch(IOException exp){
+                exp.printStackTrace();
+            }
+            return result;
+        }
+    }
+    private void disableOTA(boolean disable) {
+        PackageManager pmg=ABCheckUpService.this.getPackageManager();
+        ComponentName component=new ComponentName(ABCheckUpService.this,MainActivity.class);
+        int res = pmg.getComponentEnabledSetting(component);
+        if ( disable ) {
+             pmg.setComponentEnabledSetting(component, PackageManager.COMPONENT_ENABLED_STATE_DISABLED,
+                        PackageManager.DONT_KILL_APP);
+        }else{
+            pmg.setComponentEnabledSetting(component, PackageManager.COMPONENT_ENABLED_STATE_DEFAULT,
+                    PackageManager.DONT_KILL_APP);
+        }
+    }
+    private Runnable update=new Runnable(){
+
+        @Override
+        public void run() {
+            String ab_update = UpgradeInfo.getString(AB_UPDATE);
+            if ( ab_update.equalsIgnoreCase("true") ) {
+                download = true;
+                String url=UpgradeInfo.getString(URL_UPDATE);
+                String params = createParams();
+                Log.d(TAG, "url:"+url+"  params="+params);
+                String httpResult = sendPost(url,params);
+                Log.d(TAG, "value:"+httpResult);
+                String[] urlparams=httpResult.split(";");
+                if ( urlparams.length != 2 ) {
+                    return;
+                }
+                String[] headers=urlparams[1].split("&");
+                UpdateEngine engine = new UpdateEngine(ABCheckUpService.this);
+                UpdateEngineCallback callback = new UpdateEngineCallback(ABCheckUpService.this);
+                engine.bind(callback.asBinder());
+                Log.d(TAG, "url:"+urlparams[0]+"  params="+headers.length);
+                engine.cancel();
+                engine.applyPayload(urlparams[0],0L,0L,headers);
+            }
+        }
+    };
+
+    @Override
+    public void onDestroy() {
+        Log.d(TAG,"onDestroy..............");
+        if ( mRCThread != null ) {
+            mRCThread.quitSafely();
+            mRCThread = null;
+        }
+    }
+
+
+
+    @Override
+    public int onStartCommand(Intent intent, int flags, int startId) {
+        UpgradeInfo info =new UpgradeInfo(ABCheckUpService.this);
+        String reason = intent.getStringExtra(REASON);
+        Log.d(TAG,"onStartCommand.............."+reason);
+        if ( reason != null && reason.equals(REASON_COMPLETE) ) {
+            String ab_update = UpgradeInfo.getString(AB_UPDATE);
+            if ( ab_update.equalsIgnoreCase("true") ) {
+               disableOTA(true);
+            } else {
+               disableOTA(false);
+            }
+        } else {
+            mRCHandler.post(update);
+        }
+        return super.onStartCommand(intent, flags, startId);
+    }
+
+}
\ No newline at end of file
diff --git a/src/com/droidlogic/otaupgrade/BadMovedSDcard.java b/src/com/droidlogic/otaupgrade/BadMovedSDcard.java
index e7a5bd3..e7a5bd3 100755..100644
--- a/src/com/droidlogic/otaupgrade/BadMovedSDcard.java
+++ b/src/com/droidlogic/otaupgrade/BadMovedSDcard.java
diff --git a/src/com/droidlogic/otaupgrade/LoaderReceiver.java b/src/com/droidlogic/otaupgrade/LoaderReceiver.java
index a5b6e0b..1f58473 100644
--- a/src/com/droidlogic/otaupgrade/LoaderReceiver.java
+++ b/src/com/droidlogic/otaupgrade/LoaderReceiver.java
@@ -64,6 +64,9 @@ public class LoaderReceiver extends BroadcastReceiver {
             getBackUpFileName();

             if ( intent.getAction().equals ( Intent.ACTION_BOOT_COMPLETED ) ||

                     intent.getAction().equals ( RESTOREDATA ) ) {

+                Intent abcheck = new Intent(mContext, ABCheckUpService.class);

+                abcheck.putExtra(ABCheckUpService.REASON,ABCheckUpService.REASON_COMPLETE);

+                mContext.startService (abcheck);

                 if (intent.getAction().equals ( Intent.ACTION_BOOT_COMPLETED )) {

                     mPref.clearData();

                 }

@@ -101,6 +104,9 @@ public class LoaderReceiver extends BroadcastReceiver {
                         mContext.startService ( new Intent (

                                                     UpdateService.ACTION_AUTOCHECK ) );

                     }

+                    Intent abupdate = new Intent(mContext, ABCheckUpService.class);

+                    abupdate.putExtra(ABCheckUpService.REASON,ABCheckUpService.REASON_UPDATE);

+                    mContext.startService (abupdate);

                 }

             }

         }

diff --git a/src/com/droidlogic/otaupgrade/UpdateEngine.java b/src/com/droidlogic/otaupgrade/UpdateEngine.java
new file mode 100644
index 0000000..fe5486f
--- a/dev/null
+++ b/src/com/droidlogic/otaupgrade/UpdateEngine.java
@@ -0,0 +1,160 @@
+package com.droidlogic.otaupgrade;
+
+
+import android.content.Context;
+import android.os.IBinder;
+import android.os.Parcel;
+import android.os.RemoteException;
+import android.util.Log;
+
+public class UpdateEngine {
+    private static final String TAG = "UpdateEngine";
+    int TRANSACTION_PAYLOAD                    = IBinder.FIRST_CALL_TRANSACTION;
+    int TRANSACTION_BIND               = IBinder.FIRST_CALL_TRANSACTION + 1;
+    int TRANSACTION_SUSPEND               = IBinder.FIRST_CALL_TRANSACTION + 2;
+    int TRANSACTION_RESUME             = IBinder.FIRST_CALL_TRANSACTION + 3;
+    int TRANSACTION_CANCEL             = IBinder.FIRST_CALL_TRANSACTION + 4;
+    int TRANSACTION_RESET_STATUS             = IBinder.FIRST_CALL_TRANSACTION + 5;
+    private static final String UPDATE_TOKEN         = "android.os.IUpdateEngine";
+    public static final int REMOTE_EXCEPTION        = -0xffff;
+    private Context mContxt;
+    private IBinder mIBinder = null;
+
+    public UpdateEngine(Context cxt){
+        mContxt=cxt;
+        try {
+            Object object = Class.forName("android.os.ServiceManager")
+                    .getMethod("getService", new Class[] { String.class })
+                    .invoke(null, new Object[] { "android.os.UpdateEngineService" });
+            mIBinder = (IBinder)object;
+        }
+        catch (Exception ex) {
+            ex.printStackTrace();
+            Log.e(TAG, "image player init fail:" + ex);
+        }
+    }
+    public int applyPayload(String url, long payload_offset, long payload_size, String[] headerKeyValuePairs){
+        if ( null != mIBinder ) {
+            try {
+                Parcel data=Parcel.obtain();
+                Parcel reply=Parcel.obtain();
+                data.writeInterfaceToken(UPDATE_TOKEN);
+                data.writeString(url);
+                data.writeLong(payload_offset);
+                data.writeLong(payload_size);
+                data.writeStringArray(headerKeyValuePairs);
+                mIBinder.transact(TRANSACTION_PAYLOAD,
+                        data, reply, 0);
+                int result = reply.readInt();
+                reply.recycle();
+                data.recycle();
+                return result;
+            } catch (RemoteException e) {
+                // TODO Auto-generated catch block
+                e.printStackTrace();
+            }
+
+        }
+         return REMOTE_EXCEPTION;
+    }
+    int bind(IBinder callback){
+        if ( null != mIBinder ) {
+            try {
+                Parcel data=Parcel.obtain();
+                Parcel reply=Parcel.obtain();
+                data.writeInterfaceToken(UPDATE_TOKEN);
+                data.writeStrongBinder(callback);
+                mIBinder.transact(TRANSACTION_BIND,
+                        data, reply, 0);
+                int result = reply.readInt();
+                reply.recycle();
+                data.recycle();
+                return result;
+            } catch (RemoteException e) {
+                // TODO Auto-generated catch block
+                e.printStackTrace();
+            }
+
+        }
+        return REMOTE_EXCEPTION;
+    }
+    public int suspend(){
+        if ( null != mIBinder ) {
+            try {
+                Parcel data=Parcel.obtain();
+                Parcel reply=Parcel.obtain();
+                data.writeInterfaceToken(UPDATE_TOKEN);
+                mIBinder.transact(TRANSACTION_SUSPEND,
+                        data, reply, 0);
+                int result = reply.readInt();
+                reply.recycle();
+                data.recycle();
+                return result;
+            } catch (RemoteException e) {
+                // TODO Auto-generated catch block
+                e.printStackTrace();
+            }
+
+        }
+        return REMOTE_EXCEPTION;
+    }
+    public int resume(){
+        if ( null != mIBinder ) {
+            try {
+                Parcel data=Parcel.obtain();
+                Parcel reply=Parcel.obtain();
+                data.writeInterfaceToken(UPDATE_TOKEN);
+                mIBinder.transact(TRANSACTION_RESUME,
+                        data, reply, 0);
+                int result = reply.readInt();
+                reply.recycle();
+                data.recycle();
+                return result;
+            } catch (RemoteException e) {
+                e.printStackTrace();
+            }
+
+        }
+        return REMOTE_EXCEPTION;
+    }
+    public int cancel(){
+        if ( null != mIBinder ) {
+            try {
+                Parcel data=Parcel.obtain();
+                Parcel reply=Parcel.obtain();
+                data.writeInterfaceToken(UPDATE_TOKEN);
+                mIBinder.transact(TRANSACTION_CANCEL,
+                        data, reply, 0);
+                int result = reply.readInt();
+                reply.recycle();
+                data.recycle();
+                return result;
+            } catch (RemoteException e) {
+                // TODO Auto-generated catch block
+                e.printStackTrace();
+            }
+
+        }
+        return REMOTE_EXCEPTION;
+    }
+    public int resetStatus(){
+        if ( null != mIBinder ) {
+            try {
+                Parcel data=Parcel.obtain();
+                Parcel reply=Parcel.obtain();
+                data.writeInterfaceToken(UPDATE_TOKEN);
+                mIBinder.transact(TRANSACTION_RESET_STATUS,
+                        data, reply, 0);
+                int result = reply.readInt();
+                reply.recycle();
+                data.recycle();
+                return result;
+            } catch (RemoteException e) {
+                // TODO Auto-generated catch block
+                e.printStackTrace();
+            }
+
+        }
+        return REMOTE_EXCEPTION;
+    }
+}
\ No newline at end of file
diff --git a/src/com/droidlogic/otaupgrade/UpdateEngineCallback.java b/src/com/droidlogic/otaupgrade/UpdateEngineCallback.java
new file mode 100644
index 0000000..c0721f3
--- a/dev/null
+++ b/src/com/droidlogic/otaupgrade/UpdateEngineCallback.java
@@ -0,0 +1,133 @@
+package com.droidlogic.otaupgrade;
+
+import android.os.IUpdateEngineCallback;
+import android.content.Context;
+import android.content.Intent;
+import android.util.Log;
+import android.graphics.PixelFormat;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.ViewGroup.LayoutParams;
+import android.view.WindowManager;
+import android.view.Gravity;
+import android.view.Display;
+import android.widget.ProgressBar;
+import android.widget.TextView;
+import android.os.Handler;
+import android.os.Message;
+import android.util.DisplayMetrics;
+import android.content.BroadcastReceiver;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.net.ConnectivityManager;
+import android.net.NetworkInfo;
+public class UpdateEngineCallback extends IUpdateEngineCallback.Stub{
+    private static int STATUS_IDLE = 0;
+    private static int UPDATE_AVAILABLE = 2;
+    private static int DOWNLOADING = 3;
+    private static int FINALIZING = 5;
+    private static int UPDATED_NEED_REBOOT = 6;
+    private static final String TAG = "UpdateEngineCallback";
+    private static final int MSG_SHOWPROGRESS =0;
+    private static final int MSG_HIDEPROGRESS =1;
+    private static final int MSG_UPDATEPROCESS=2;
+    private Context mContext;
+    private ViewGroup rootView;
+    private WindowManager mWindowManager;
+    private boolean isShowing=false;
+    private ProgressBar mBar;
+    private Handler mHandler;
+    private TextView mText;
+    public UpdateEngineCallback(Context context) {
+        mContext = context;
+        mHandler = new Handler(mContext.getMainLooper()){
+            public void dispatchMessage(Message msg) {
+                switch ( msg.what ) {
+                    case MSG_SHOWPROGRESS:
+                    showProgress();
+                    break;
+                    case MSG_HIDEPROGRESS:
+                    hideProgress();
+                    break;
+                    case MSG_UPDATEPROCESS:
+                    mBar.setProgress(msg.arg1);
+                    if (mText != null) {
+                        mText.setText(msg.arg1+"%");
+                    }
+                    break;
+                }
+            }
+        };
+    }
+    @Override
+    public void onStatusUpdate(int status_code, float percentage){
+        if ( status_code >= UPDATE_AVAILABLE && !isShowing) {
+            mHandler.sendEmptyMessage(MSG_SHOWPROGRESS);
+            registNetWork();
+        }
+        if ( status_code == DOWNLOADING && mBar != null ) {
+            Message msg = mHandler.obtainMessage(MSG_UPDATEPROCESS);
+            msg.arg1 = (int) (percentage*100);
+            mHandler.sendMessage(msg);
+        }else if ( status_code > DOWNLOADING && isShowing ) {
+            mHandler.sendEmptyMessage(MSG_HIDEPROGRESS);
+        }
+    }
+    @Override
+    public void onPayloadApplicationComplete(int error_code){
+        Log.d(TAG,"onPayloadApplicationComplete"+error_code);
+        mHandler.sendEmptyMessage(MSG_HIDEPROGRESS);
+        mContext.unregisterReceiver(mNetWorkListener);
+    }
+    private void showProgress() {
+        isShowing = true;
+        Log.d(TAG,"showProgress");
+        LayoutInflater mInflater = (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+        rootView =  (ViewGroup) mInflater.inflate(R.layout.downloading_process, null);
+        rootView.setBackgroundColor(R.color.black);
+        mBar = (ProgressBar)rootView.findViewById(R.id.progressBar1);
+        mText = (TextView)rootView.findViewById(R.id.download_percent);
+        mWindowManager = (WindowManager)mContext.getSystemService(Context.WINDOW_SERVICE);
+        WindowManager.LayoutParams mWmParams = new WindowManager.LayoutParams();
+        mWmParams.type = WindowManager.LayoutParams.TYPE_SYSTEM_ALERT;
+        Display display = mWindowManager.getDefaultDisplay();
+        DisplayMetrics displayinfo = new DisplayMetrics();
+        display.getMetrics(displayinfo);
+
+        mWmParams.y=displayinfo.heightPixels-rootView.getMeasuredHeight();
+        mWmParams.x=displayinfo.widthPixels-rootView.getMeasuredWidth();
+        mWmParams.width = LayoutParams.WRAP_CONTENT;
+        mWmParams.height =  LayoutParams.WRAP_CONTENT;
+        mWmParams.format = PixelFormat.RGBA_8888;
+        mWmParams.flags = WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL|WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
+                | WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN |WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON
+                | WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE;
+        mWmParams.gravity = Gravity.CENTER;
+        mWindowManager.addView(rootView, mWmParams);
+    }
+    private void registNetWork() {
+         IntentFilter intentFilter = new IntentFilter(ConnectivityManager.CONNECTIVITY_ACTION);
+         mContext.registerReceiver(mNetWorkListener, intentFilter);
+    }
+    private BroadcastReceiver mNetWorkListener = new BroadcastReceiver() {
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            Log.d(TAG,"disconnect.............."+intent.getAction());
+             ConnectivityManager cMgr = ( ConnectivityManager ) mContext.getSystemService ( Context.CONNECTIVITY_SERVICE );
+             NetworkInfo netInfo = ( NetworkInfo ) intent.getExtras ().getParcelable(ConnectivityManager.EXTRA_NETWORK_INFO);
+             if (netInfo != null) {
+                if (netInfo.getState() == NetworkInfo.State.DISCONNECTED ) {
+                    mHandler.sendEmptyMessage(MSG_HIDEPROGRESS);
+                }
+
+            }
+        }
+    };
+    private void hideProgress() {
+        isShowing = false;
+        Log.d(TAG,"hideprogress");
+        mWindowManager.removeView(rootView);
+    }
+
+}
\ No newline at end of file