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

   1 /* Copyright 2016 Braden Farmer
   2  *
   3  * Licensed under the Apache License, Version 2.0 (the "License");
   4  * you may not use this file except in compliance with the License.
   5  * You may obtain a copy of the License at
   6  *
   7  *     http://www.apache.org/licenses/LICENSE-2.0
   8  *
   9  * Unless required by applicable law or agreed to in writing, software
  10  * distributed under the License is distributed on an "AS IS" BASIS,
  11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12  * See the License for the specific language governing permissions and
  13  * limitations under the License.
  14  */
  15
  16 package com.farmerbb.taskbar.activity;
  17
  18 import android.annotation.SuppressLint;
  19 import android.annotation.TargetApi;
  20 import android.app.Activity;
  21 import android.content.BroadcastReceiver;
  22 import android.content.Context;
  23 import android.content.Intent;
  24 import android.content.IntentFilter;
  25 import android.content.SharedPreferences;
  26 import android.os.Build;
  27 import android.os.Bundle;
  28 import android.os.Handler;
  29 import android.provider.Settings;
  30 import androidx.localbroadcastmanager.content.LocalBroadcastManager;
  31 import android.view.WindowManager;
  32
  33 import com.farmerbb.taskbar.activity.dark.InvisibleActivityAltDark;
  34 import com.farmerbb.taskbar.content.TaskbarIntent;
  35 import com.farmerbb.taskbar.service.DashboardService;
  36 import com.farmerbb.taskbar.service.NotificationService;
  37 import com.farmerbb.taskbar.service.StartMenuService;
  38 import com.farmerbb.taskbar.service.TaskbarService;
  39 import com.farmerbb.taskbar.util.FreeformHackHelper;
  40 import com.farmerbb.taskbar.util.IconCache;
  41 import com.farmerbb.taskbar.util.LauncherHelper;
  42 import com.farmerbb.taskbar.util.U;
  43
  44 public class InvisibleActivityFreeform extends Activity {
  45
  46     boolean showTaskbar = false;
  47     boolean doNotHide = false;
  48     boolean proceedWithOnCreate = true;
  49     boolean finish = false;
  50     boolean bootToFreeform = false;
  51     boolean initialLaunch = true;
  52
  53     private BroadcastReceiver appearingReceiver = new BroadcastReceiver() {
  54         @Override
  55         public void onReceive(Context context, Intent intent) {
  56             doNotHide = true;
  57         }
  58     };
  59
  60     private BroadcastReceiver disappearingReceiver = new BroadcastReceiver() {
  61         @Override
  62         public void onReceive(Context context, Intent intent) {
  63             doNotHide = false;
  64         }
  65     };
  66
  67     private BroadcastReceiver finishReceiver = new BroadcastReceiver() {
  68         @Override
  69         public void onReceive(Context context, Intent intent) {
  70             reallyFinish();
  71         }
  72     };
  73
  74     @SuppressLint("HardwareIds")
  75     @TargetApi(Build.VERSION_CODES.N)
  76     @Override
  77     protected void onCreate(Bundle savedInstanceState) {
  78         super.onCreate(savedInstanceState);
  79
  80         FreeformHackHelper helper = FreeformHackHelper.getInstance();
  81         if(helper.isFreeformHackActive()) {
  82             proceedWithOnCreate = false;
  83             super.finish();
  84         }
  85
  86         if(getIntent().hasExtra("check_multiwindow")) {
  87             showTaskbar = false;
  88
  89             if(!isInMultiWindowMode()) {
  90                 proceedWithOnCreate = false;
  91                 super.finish();
  92             }
  93         }
  94
  95         if(U.isOverridingFreeformHack(this)) {
  96             helper.setFreeformHackActive(true);
  97             helper.setInFreeformWorkspace(true);
  98
  99             proceedWithOnCreate = false;
 100             super.finish();
 101             overridePendingTransition(0, 0);
 102         }
 103
 104         if(!proceedWithOnCreate)
 105             return;
 106
 107         // Detect outside touches, and pass them through to the underlying activity
 108         getWindow().setFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL, WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL);
 109         getWindow().setFlags(WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH, WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH);
 110
 111         IntentFilter appearingReceiverFilter = new IntentFilter();
 112         appearingReceiverFilter.addAction(TaskbarIntent.ACTION_START_MENU_APPEARING);
 113         appearingReceiverFilter.addAction("com.farmerbb.taskbar.CONTEXT_MENU_APPEARING");
 114         appearingReceiverFilter.addAction("com.farmerbb.taskbar.DASHBOARD_APPEARING");
 115
 116         IntentFilter disappearingReceiverFilter = new IntentFilter();
 117         disappearingReceiverFilter.addAction(TaskbarIntent.ACTION_START_MENU_DISAPPEARING);
 118         disappearingReceiverFilter.addAction("com.farmerbb.taskbar.CONTEXT_MENU_DISAPPEARING");
 119         disappearingReceiverFilter.addAction("com.farmerbb.taskbar.DASHBOARD_DISAPPEARING");
 120
 121         LocalBroadcastManager.getInstance(this).registerReceiver(appearingReceiver, appearingReceiverFilter);
 122         LocalBroadcastManager.getInstance(this).registerReceiver(disappearingReceiver, disappearingReceiverFilter);
 123         LocalBroadcastManager
 124                 .getInstance(this)
 125                 .registerReceiver(
 126                         finishReceiver,
 127                         new IntentFilter(TaskbarIntent.ACTION_FINISH_FREEFORM_ACTIVITY)
 128                 );
 129
 130         helper.setFreeformHackActive(true);
 131
 132         // Show power button warning on CyanogenMod / LineageOS devices
 133         if(getPackageManager().hasSystemFeature("com.cyanogenmod.android")) {
 134             SharedPreferences pref = U.getSharedPreferences(this);
 135             if(!pref.getString("power_button_warning", "null").equals(Settings.Secure.getString(getContentResolver(), Settings.Secure.ANDROID_ID))) {
 136                 new Handler().postDelayed(() -> {
 137                     if(helper.isInFreeformWorkspace()) {
 138                         Intent intent = null;
 139
 140                         switch(pref.getString("theme", "light")) {
 141                             case "light":
 142                                 intent = new Intent(this, InvisibleActivityAlt.class);
 143                                 break;
 144                             case "dark":
 145                                 intent = new Intent(this, InvisibleActivityAltDark.class);
 146                                 break;
 147                         }
 148
 149                         if(intent != null) {
 150                             intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 151                             intent.putExtra("power_button_warning", true);
 152                         }
 153
 154                         U.startActivityMaximized(getApplicationContext(), intent);
 155                     }
 156                 }, 100);
 157             }
 158         }
 159
 160         showTaskbar = true;
 161     }
 162
 163     @TargetApi(Build.VERSION_CODES.N)
 164     @Override
 165     protected void onResume() {
 166         super.onResume();
 167
 168         // Show the taskbar when activity is resumed (no other freeform windows are active)
 169         if(showTaskbar)
 170             LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent("com.farmerbb.taskbar.SHOW_TASKBAR"));
 171
 172         if(!isInMultiWindowMode() && !initialLaunch)
 173             reallyFinish();
 174
 175         initialLaunch = false;
 176     }
 177
 178     @Override
 179     protected void onDestroy() {
 180         super.onDestroy();
 181
 182         if(!proceedWithOnCreate)
 183             return;
 184
 185         LocalBroadcastManager.getInstance(this).unregisterReceiver(appearingReceiver);
 186         LocalBroadcastManager.getInstance(this).unregisterReceiver(disappearingReceiver);
 187         LocalBroadcastManager.getInstance(this).unregisterReceiver(finishReceiver);
 188
 189         cleanup();
 190     }
 191
 192     @Override
 193     protected void onStart() {
 194         super.onStart();
 195
 196         FreeformHackHelper.getInstance().setInFreeformWorkspace(true);
 197
 198         if(U.launcherIsDefault(this) && !U.isChromeOs(this)) {
 199             LauncherHelper.getInstance().setOnPrimaryHomeScreen(true);
 200             bootToFreeform = true;
 201
 202             SharedPreferences pref = U.getSharedPreferences(this);
 203             if(pref.getBoolean("first_run", true)) {
 204                 SharedPreferences.Editor editor = pref.edit();
 205                 editor.putBoolean("first_run", false);
 206                 editor.putBoolean("collapsed", true);
 207                 editor.apply();
 208
 209                 new Handler().postDelayed(() -> {
 210                     Intent intent = new Intent(this, DummyActivity.class);
 211                     intent.putExtra("show_recent_apps_dialog", true);
 212                     intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 213
 214                     startActivity(intent);
 215                 }, 250);
 216             }
 217
 218             // We always start the Taskbar and Start Menu services, even if the app isn't normally running
 219             startService(new Intent(this, TaskbarService.class));
 220             startService(new Intent(this, StartMenuService.class));
 221             startService(new Intent(this, DashboardService.class));
 222
 223             if(pref.getBoolean("taskbar_active", false) && !U.isServiceRunning(this, NotificationService.class))
 224                 pref.edit().putBoolean("taskbar_active", false).apply();
 225
 226             // Show the taskbar when activity is started
 227             if(showTaskbar)
 228                 new Handler().postDelayed(() -> LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent("com.farmerbb.taskbar.SHOW_TASKBAR")), 100);
 229         }
 230
 231         // Show the taskbar when activity is started
 232         if(showTaskbar)
 233             LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent("com.farmerbb.taskbar.SHOW_TASKBAR"));
 234     }
 235
 236     @Override
 237     protected void onPause() {
 238         super.onPause();
 239
 240         possiblyHideTaskbar();
 241     }
 242
 243     @Override
 244     protected void onStop() {
 245         super.onStop();
 246
 247         if(!finish)
 248             FreeformHackHelper.getInstance().setInFreeformWorkspace(false);
 249
 250         possiblyHideTaskbar();
 251
 252         if(bootToFreeform && !finish) {
 253             LauncherHelper.getInstance().setOnPrimaryHomeScreen(false);
 254             bootToFreeform = false;
 255
 256             // Stop the Taskbar and Start Menu services if they should normally not be active
 257             SharedPreferences pref = U.getSharedPreferences(this);
 258             if(!pref.getBoolean("taskbar_active", false) || pref.getBoolean("is_hidden", false)) {
 259                 stopService(new Intent(this, TaskbarService.class));
 260                 stopService(new Intent(this, StartMenuService.class));
 261                 stopService(new Intent(this, DashboardService.class));
 262
 263                 IconCache.getInstance(this).clearCache();
 264             }
 265         }
 266     }
 267
 268     // We don't want this activity to finish under normal circumstances
 269     @Override
 270     public void finish() {}
 271
 272     private void possiblyHideTaskbar() {
 273         if(!doNotHide) {
 274             new Handler().postDelayed(() -> {
 275                 if(U.shouldCollapse(this, false) && !LauncherHelper.getInstance().isOnHomeScreen()) {
 276                     LocalBroadcastManager
 277                             .getInstance(this)
 278                             .sendBroadcast(new Intent(TaskbarIntent.ACTION_HIDE_TASKBAR));
 279                 } else {
 280                     LocalBroadcastManager
 281                             .getInstance(this)
 282                             .sendBroadcast(new Intent(TaskbarIntent.ACTION_HIDE_START_MENU));
 283                 }
 284             }, 100);
 285         }
 286     }
 287
 288     private void reallyFinish() {
 289         super.finish();
 290         overridePendingTransition(0, 0);
 291
 292         cleanup();
 293     }
 294
 295     private void cleanup() {
 296         if(!finish) {
 297             FreeformHackHelper helper = FreeformHackHelper.getInstance();
 298             helper.setFreeformHackActive(false);
 299             helper.setInFreeformWorkspace(false);
 300
 301             finish = true;
 302         }
 303     }
 304 }