app/src/main/java/com/farmerbb/taskbar/activity/DashboardActivity.java

   1 /* Based on code by Leonardo Fischer
   2  * See https://github.com/lgfischer/WidgetHostExample
   3  *
   4  * Copyright 2016 Braden Farmer
   5  *
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  *     http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  */
  18
  19 package com.farmerbb.taskbar.activity;
  20
  21 import android.app.Activity;
  22 import android.app.AlertDialog;
  23 import android.appwidget.AppWidgetHost;
  24 import android.appwidget.AppWidgetManager;
  25 import android.appwidget.AppWidgetProviderInfo;
  26 import android.content.ActivityNotFoundException;
  27 import android.content.BroadcastReceiver;
  28 import android.content.Context;
  29 import android.content.Intent;
  30 import android.content.IntentFilter;
  31 import android.hardware.display.DisplayManager;
  32 import android.os.Bundle;
  33 import android.support.v4.content.LocalBroadcastManager;
  34 import android.view.Display;
  35 import android.view.KeyEvent;
  36 import android.view.MotionEvent;
  37 import android.view.WindowManager;
  38 import android.widget.FrameLayout;
  39 import android.widget.LinearLayout;
  40
  41 import com.farmerbb.taskbar.R;
  42 import com.farmerbb.taskbar.util.U;
  43
  44 public class DashboardActivity extends Activity {
  45
  46     private AppWidgetManager mAppWidgetManager;
  47     private AppWidgetHost mAppWidgetHost;
  48
  49     private final int REQUEST_PICK_APPWIDGET = 456;
  50     private final int REQUEST_CREATE_APPWIDGET = 789;
  51
  52     private boolean shouldFinish = true;
  53     private int cellId = -1;
  54
  55     private BroadcastReceiver addWidgetReceiver = new BroadcastReceiver() {
  56         @Override
  57         public void onReceive(Context context, Intent intent) {
  58             mAppWidgetManager = AppWidgetManager.getInstance(context);
  59             mAppWidgetHost = new AppWidgetHost(context, intent.getIntExtra("appWidgetId", -1));
  60             cellId = intent.getIntExtra("cellId", -1);
  61
  62             int appWidgetId = mAppWidgetHost.allocateAppWidgetId();
  63             Intent pickIntent = new Intent(AppWidgetManager.ACTION_APPWIDGET_PICK);
  64             pickIntent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId);
  65
  66             try {
  67                 startActivityForResult(pickIntent, REQUEST_PICK_APPWIDGET);
  68             } catch (ActivityNotFoundException e) {
  69                 U.showToast(DashboardActivity.this, R.string.lock_device_not_supported);
  70                 finish();
  71             }
  72
  73             shouldFinish = false;
  74         }
  75     };
  76
  77     private BroadcastReceiver removeWidgetReceiver = new BroadcastReceiver() {
  78         @Override
  79         public void onReceive(final Context context, Intent intent) {
  80             cellId = intent.getIntExtra("cellId", -1);
  81
  82             AlertDialog.Builder builder = new AlertDialog.Builder(DashboardActivity.this);
  83             builder.setTitle(R.string.remove_widget)
  84                     .setMessage(R.string.are_you_sure)
  85                     .setNegativeButton(R.string.action_cancel, (dialog, which) -> {
  86                         LocalBroadcastManager.getInstance(DashboardActivity.this).sendBroadcast(new Intent("com.farmerbb.taskbar.REMOVE_WIDGET_COMPLETED"));
  87
  88                         shouldFinish = true;
  89                     })
  90                     .setPositiveButton(R.string.action_ok, (dialog, which) -> {
  91                         Intent intent1 = new Intent("com.farmerbb.taskbar.REMOVE_WIDGET_COMPLETED");
  92                         intent1.putExtra("cellId", cellId);
  93                         LocalBroadcastManager.getInstance(DashboardActivity.this).sendBroadcast(intent1);
  94
  95                         shouldFinish = true;
  96                     });
  97
  98             AlertDialog dialog = builder.create();
  99             dialog.show();
 100             dialog.setCancelable(false);
 101
 102             shouldFinish = false;
 103         }
 104     };
 105
 106     private BroadcastReceiver finishReceiver = new BroadcastReceiver() {
 107         @Override
 108         public void onReceive(Context context, Intent intent) {
 109             finish();
 110         }
 111     };
 112
 113     @SuppressWarnings("deprecation")
 114     @Override
 115     protected void onCreate(Bundle savedInstanceState) {
 116         super.onCreate(savedInstanceState);
 117
 118         // Detect outside touches, and finish the activity when one is detected
 119         getWindow().setFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL, WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL);
 120         getWindow().setFlags(WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH, WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH);
 121
 122         DisplayManager dm = (DisplayManager) getSystemService(DISPLAY_SERVICE);
 123         Display display = dm.getDisplay(Display.DEFAULT_DISPLAY);
 124
 125         setContentView(R.layout.incognito);
 126
 127         LinearLayout layout = (LinearLayout) findViewById(R.id.incognitoLayout);
 128         layout.setLayoutParams(new FrameLayout.LayoutParams(display.getWidth(), display.getHeight()));
 129
 130         LocalBroadcastManager.getInstance(this).registerReceiver(addWidgetReceiver, new IntentFilter("com.farmerbb.taskbar.ADD_WIDGET_REQUESTED"));
 131         LocalBroadcastManager.getInstance(this).registerReceiver(removeWidgetReceiver, new IntentFilter("com.farmerbb.taskbar.REMOVE_WIDGET_REQUESTED"));
 132         LocalBroadcastManager.getInstance(this).registerReceiver(finishReceiver, new IntentFilter("com.farmerbb.taskbar.DASHBOARD_DISAPPEARING"));
 133     }
 134
 135     @Override
 136     public boolean onTouchEvent(MotionEvent event) {
 137         if(event.getAction() == MotionEvent.ACTION_DOWN || event.getAction() == MotionEvent.ACTION_OUTSIDE) onBackPressed();
 138         return super.onTouchEvent(event);
 139     }
 140
 141     @Override
 142     public void onBackPressed() {
 143         LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent("com.farmerbb.taskbar.HIDE_DASHBOARD"));
 144     }
 145
 146     @Override
 147     public boolean dispatchKeyShortcutEvent(KeyEvent event) {
 148         if(event.getAction() == KeyEvent.ACTION_DOWN) {
 149             event.getKeyCode();
 150
 151             return true;
 152         }
 153         return super.dispatchKeyShortcutEvent(event);
 154     }
 155
 156     @Override
 157     protected void onPause() {
 158         super.onPause();
 159
 160         if(shouldFinish)
 161             onBackPressed();
 162     }
 163
 164     @Override
 165     protected void onDestroy() {
 166         super.onDestroy();
 167
 168         LocalBroadcastManager.getInstance(this).unregisterReceiver(addWidgetReceiver);
 169         LocalBroadcastManager.getInstance(this).unregisterReceiver(removeWidgetReceiver);
 170         LocalBroadcastManager.getInstance(this).unregisterReceiver(finishReceiver);
 171     }
 172
 173     @Override
 174     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 175         if(resultCode == RESULT_OK) {
 176             if(requestCode == REQUEST_PICK_APPWIDGET) {
 177                 configureWidget(data);
 178             } else if(requestCode == REQUEST_CREATE_APPWIDGET) {
 179                 createWidget(data);
 180             }
 181         } else if(resultCode == RESULT_CANCELED && data != null) {
 182             int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1);
 183             if(appWidgetId != -1) {
 184                 mAppWidgetHost.deleteAppWidgetId(appWidgetId);
 185             }
 186
 187             LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent("com.farmerbb.taskbar.ADD_WIDGET_COMPLETED"));
 188
 189             shouldFinish = true;
 190         }
 191     }
 192
 193     private void configureWidget(Intent data) {
 194         Bundle extras = data.getExtras();
 195         int appWidgetId = extras.getInt(AppWidgetManager.EXTRA_APPWIDGET_ID, -1);
 196         AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId);
 197         if(appWidgetInfo.configure != null) {
 198             Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE);
 199             intent.setComponent(appWidgetInfo.configure);
 200             intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId);
 201             startActivityForResult(intent, REQUEST_CREATE_APPWIDGET);
 202
 203             shouldFinish = false;
 204         } else {
 205             createWidget(data);
 206         }
 207     }
 208
 209     private void createWidget(Intent data) {
 210         Intent intent = new Intent("com.farmerbb.taskbar.ADD_WIDGET_COMPLETED");
 211         intent.putExtra("appWidgetId", data.getExtras().getInt(AppWidgetManager.EXTRA_APPWIDGET_ID, -1));
 212         intent.putExtra("cellId", cellId);
 213         LocalBroadcastManager.getInstance(this).sendBroadcast(intent);
 214
 215         shouldFinish = true;
 216     }
 217 }