Android Open Source - lockscreen lockscreen Widget Provider

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License

The source code is released under:

Apache License

Java Source Code

/*
* Copyright (C) 2014 Ganapathi Kamath /*  ww  w . j  ava  2  s.  c  o m*/
*
* 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 com.ganasoft.lockscreenWidget;

import com.ganasoft.lockscreenWidget.DeviceAdminSample;
import android.app.PendingIntent;
import android.app.admin.DevicePolicyManager;
import android.appwidget.AppWidgetManager;
import android.appwidget.AppWidgetProvider;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.util.Log;
import android.widget.RemoteViews;

public class lockscreenWidgetProvider extends AppWidgetProvider {
  private static final String TAG = "LockScreen Widget Provider";

  final static int ACTIVATION_REQUEST = 1;

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

    // Get all id s
    ComponentName thisWidget = new ComponentName(context,
        lockscreenWidgetProvider.class);
    int[] allWidgetIds = appWidgetManager.getAppWidgetIds(thisWidget);
    for (int widgetId : allWidgetIds) {
      Log.w(TAG, "onUpdate1:"+String.valueOf(widgetId));
      // Register an onClickListener
      Intent intent = new Intent(context, lockscreenWidgetProvider.class);
      intent.setAction(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
      int[] ids = { widgetId };// ids are the widgets to send update to
      intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, ids); 
      intent.putExtra("b_onclicked", widgetId); 
      // b_onclicked is used as an identifier if triggered by onclick

      RemoteViews remoteViews = new RemoteViews(context.getPackageName(),
          R.layout.widget_layout);
      PendingIntent pendingIntent = PendingIntent.getBroadcast(context,
          widgetId, intent, PendingIntent.FLAG_UPDATE_CURRENT);
      remoteViews.setOnClickPendingIntent(R.id.lockbtn, pendingIntent);
      appWidgetManager.updateAppWidget(widgetId, remoteViews);

    }
  }

  @Override
  public void onReceive(Context context, Intent intent) {
    Log.w(TAG, "onreceive1:" + String.valueOf(intent == null));
    int onclicktriggered = intent.getIntExtra("b_onclicked",
        AppWidgetManager.INVALID_APPWIDGET_ID);
    //
    if (onclicktriggered != AppWidgetManager.INVALID_APPWIDGET_ID) {
      Log.w(TAG, "onreceive2:" + String.valueOf(onclicktriggered));
      DevicePolicyManager mDPM = (DevicePolicyManager) context
          .getSystemService(Context.DEVICE_POLICY_SERVICE);
      ComponentName mDeviceAdminSample = new ComponentName(context, DeviceAdminSample.class);
      boolean active=mDPM.isAdminActive(mDeviceAdminSample); 
      if (!active){
        Intent intent2 = new Intent(context, DeviceAdminSample.Controller.class);
        intent2.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        context.startActivity(intent2);
      }else{
          mDPM.lockNow();
      }
    }
    super.onReceive(context, intent);
  }
}

Java Source Code List

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