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.content.SharedPreferences;
  32 import android.hardware.display.DisplayManager;
  33 import android.os.Bundle;
  34 import android.support.v4.content.LocalBroadcastManager;
  35 import android.view.Display;
  36 import android.view.KeyEvent;
  37 import android.view.MotionEvent;
  38 import android.view.WindowManager;
  39 import android.widget.FrameLayout;
  40 import android.widget.LinearLayout;
  41
  42 import com.farmerbb.taskbar.R;
  43 import com.farmerbb.taskbar.util.DashboardHelper;
  44 import com.farmerbb.taskbar.util.FreeformHackHelper;
  45 import com.farmerbb.taskbar.util.U;
  46
  47 public class DashboardActivity extends Activity {
  48
  49     private AppWidgetManager mAppWidgetManager;
  50     private AppWidgetHost mAppWidgetHost;
  51
  52     private final int REQUEST_PICK_APPWIDGET = 456;
  53     private final int REQUEST_CREATE_APPWIDGET = 789;
  54
  55     private boolean shouldFinish = true;
  56     private boolean shouldCollapse = true;
  57     private boolean contextMenuFix = false;
  58     private int cellId = -1;
  59
  60     private BroadcastReceiver addWidgetReceiver = new BroadcastReceiver() {
  61         @Override
  62         public void onReceive(Context context, Intent intent) {
  63             mAppWidgetManager = AppWidgetManager.getInstance(context);
  64             mAppWidgetHost = new AppWidgetHost(context, intent.getIntExtra("appWidgetId", -1));
  65             cellId = intent.getIntExtra("cellId", -1);
  66
  67             int appWidgetId = mAppWidgetHost.allocateAppWidgetId();
  68             Intent pickIntent = new Intent(AppWidgetManager.ACTION_APPWIDGET_PICK);
  69             pickIntent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId);
  70
  71             try {
  72                 startActivityForResult(pickIntent, REQUEST_PICK_APPWIDGET);
  73             } catch (ActivityNotFoundException e) {
  74                 U.showToast(DashboardActivity.this, R.string.lock_device_not_supported);
  75                 finish();
  76             }
  77
  78             shouldFinish = false;
  79         }
  80     };
  81
  82     private BroadcastReceiver removeWidgetReceiver = new BroadcastReceiver() {
  83         @Override
  84         public void onReceive(final Context context, Intent intent) {
  85             cellId = intent.getIntExtra("cellId", -1);
  86
  87             AlertDialog.Builder builder = new AlertDialog.Builder(DashboardActivity.this);
  88             builder.setTitle(R.string.remove_widget)
  89                     .setMessage(R.string.are_you_sure)
  90                     .setNegativeButton(R.string.action_cancel, (dialog, which) -> {
  91                         LocalBroadcastManager.getInstance(DashboardActivity.this).sendBroadcast(new Intent("com.farmerbb.taskbar.REMOVE_WIDGET_COMPLETED"));
  92
  93                         shouldFinish = true;
  94                     })
  95                     .setPositiveButton(R.string.action_ok, (dialog, which) -> {
  96                         Intent intent1 = new Intent("com.farmerbb.taskbar.REMOVE_WIDGET_COMPLETED");
  97                         intent1.putExtra("cellId", cellId);
  98                         LocalBroadcastManager.getInstance(DashboardActivity.this).sendBroadcast(intent1);
  99
 100                         shouldFinish = true;
 101                     });
 102
 103             AlertDialog dialog = builder.create();
 104             dialog.show();
 105             dialog.setCancelable(false);
 106
 107             shouldFinish = false;
 108         }
 109     };
 110
 111     private BroadcastReceiver finishReceiver = new BroadcastReceiver() {
 112         @Override
 113         public void onReceive(Context context, Intent intent) {
 114             shouldCollapse = false;
 115
 116             if(contextMenuFix)
 117                 U.startFreeformHack(DashboardActivity.this, false, false);
 118
 119             finish();
 120         }
 121     };
 122
 123     @SuppressWarnings("deprecation")
 124     @Override
 125     protected void onCreate(Bundle savedInstanceState) {
 126         super.onCreate(savedInstanceState);
 127
 128         contextMenuFix = getIntent().hasExtra("context_menu_fix");
 129
 130         // Detect outside touches, and finish the activity when one is detected
 131         getWindow().setFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL, WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL);
 132         getWindow().setFlags(WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH, WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH);
 133
 134         DisplayManager dm = (DisplayManager) getSystemService(DISPLAY_SERVICE);
 135         Display display = dm.getDisplay(Display.DEFAULT_DISPLAY);
 136
 137         setContentView(R.layout.incognito);
 138
 139         LinearLayout layout = (LinearLayout) findViewById(R.id.incognitoLayout);
 140         layout.setLayoutParams(new FrameLayout.LayoutParams(display.getWidth(), display.getHeight()));
 141
 142         LocalBroadcastManager.getInstance(this).registerReceiver(addWidgetReceiver, new IntentFilter("com.farmerbb.taskbar.ADD_WIDGET_REQUESTED"));
 143         LocalBroadcastManager.getInstance(this).registerReceiver(removeWidgetReceiver, new IntentFilter("com.farmerbb.taskbar.REMOVE_WIDGET_REQUESTED"));
 144         LocalBroadcastManager.getInstance(this).registerReceiver(finishReceiver, new IntentFilter("com.farmerbb.taskbar.DASHBOARD_DISAPPEARING"));
 145
 146         if(!DashboardHelper.getInstance().isDashboardOpen()) finish();
 147     }
 148
 149     @Override
 150     public boolean onTouchEvent(MotionEvent event) {
 151         if(event.getAction() == MotionEvent.ACTION_DOWN || event.getAction() == MotionEvent.ACTION_OUTSIDE) onBackPressed();
 152         return super.onTouchEvent(event);
 153     }
 154
 155     @Override
 156     public void onBackPressed() {
 157         if(contextMenuFix)
 158             U.startFreeformHack(this, false, false);
 159
 160         LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent("com.farmerbb.taskbar.HIDE_DASHBOARD"));
 161     }
 162
 163     @Override
 164     public boolean dispatchKeyShortcutEvent(KeyEvent event) {
 165         if(event.getAction() == KeyEvent.ACTION_DOWN) {
 166             event.getKeyCode();
 167
 168             return true;
 169         }
 170         return super.dispatchKeyShortcutEvent(event);
 171     }
 172
 173     @Override
 174     protected void onPause() {
 175         super.onPause();
 176
 177         if(shouldFinish) {
 178             if(shouldCollapse) {
 179                 SharedPreferences pref = U.getSharedPreferences(this);
 180                 if(pref.getBoolean("hide_taskbar", true) && !FreeformHackHelper.getInstance().isInFreeformWorkspace())
 181                     LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent("com.farmerbb.taskbar.HIDE_TASKBAR"));
 182                 else
 183                     LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent("com.farmerbb.taskbar.HIDE_START_MENU"));
 184             }
 185
 186             contextMenuFix = false;
 187             onBackPressed();
 188         }
 189     }
 190
 191     @Override
 192     protected void onDestroy() {
 193         super.onDestroy();
 194
 195         LocalBroadcastManager.getInstance(this).unregisterReceiver(addWidgetReceiver);
 196         LocalBroadcastManager.getInstance(this).unregisterReceiver(removeWidgetReceiver);
 197         LocalBroadcastManager.getInstance(this).unregisterReceiver(finishReceiver);
 198     }
 199
 200     @Override
 201     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 202         if(resultCode == RESULT_OK) {
 203             if(requestCode == REQUEST_PICK_APPWIDGET) {
 204                 configureWidget(data);
 205             } else if(requestCode == REQUEST_CREATE_APPWIDGET) {
 206                 createWidget(data);
 207             }
 208         } else if(resultCode == RESULT_CANCELED) {
 209             if(data != null) {
 210                 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1);
 211                 if(appWidgetId != -1) {
 212                     mAppWidgetHost.deleteAppWidgetId(appWidgetId);
 213                 }
 214             }
 215
 216             LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent("com.farmerbb.taskbar.ADD_WIDGET_COMPLETED"));
 217
 218             shouldFinish = true;
 219         }
 220     }
 221
 222     private void configureWidget(Intent data) {
 223         Bundle extras = data.getExtras();
 224         int appWidgetId = extras.getInt(AppWidgetManager.EXTRA_APPWIDGET_ID, -1);
 225         AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId);
 226         if(appWidgetInfo.configure != null) {
 227             Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE);
 228             intent.setComponent(appWidgetInfo.configure);
 229             intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId);
 230             startActivityForResult(intent, REQUEST_CREATE_APPWIDGET);
 231
 232             shouldFinish = false;
 233         } else {
 234             createWidget(data);
 235         }
 236     }
 237
 238     private void createWidget(Intent data) {
 239         Intent intent = new Intent("com.farmerbb.taskbar.ADD_WIDGET_COMPLETED");
 240         intent.putExtra("appWidgetId", data.getExtras().getInt(AppWidgetManager.EXTRA_APPWIDGET_ID, -1));
 241         intent.putExtra("cellId", cellId);
 242         LocalBroadcastManager.getInstance(this).sendBroadcast(intent);
 243
 244         shouldFinish = true;
 245     }
 246 }