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 android.support.v4.content.LocalBroadcastManager;
  31 import android.view.WindowManager;
  32
  33 import com.farmerbb.taskbar.activity.dark.InvisibleActivityAltDark;
  34 import com.farmerbb.taskbar.service.DashboardService;
  35 import com.farmerbb.taskbar.service.NotificationService;
  36 import com.farmerbb.taskbar.service.StartMenuService;
  37 import com.farmerbb.taskbar.service.TaskbarService;
  38 import com.farmerbb.taskbar.util.FreeformHackHelper;
  39 import com.farmerbb.taskbar.util.IconCache;
  40 import com.farmerbb.taskbar.util.LauncherHelper;
  41 import com.farmerbb.taskbar.util.U;
  42
  43 public class InvisibleActivityFreeform extends Activity {
  44
  45     boolean showTaskbar = false;
  46     boolean doNotHide = false;
  47     boolean proceedWithOnCreate = true;
  48     boolean finish = false;
  49     boolean bootToFreeform = false;
  50     boolean initialLaunch = true;
  51
  52     private BroadcastReceiver appearingReceiver = new BroadcastReceiver() {
  53         @Override
  54         public void onReceive(Context context, Intent intent) {
  55             doNotHide = true;
  56         }
  57     };
  58
  59     private BroadcastReceiver disappearingReceiver = new BroadcastReceiver() {
  60         @Override
  61         public void onReceive(Context context, Intent intent) {
  62             doNotHide = false;
  63         }
  64     };
  65
  66     private BroadcastReceiver finishReceiver = new BroadcastReceiver() {
  67         @Override
  68         public void onReceive(Context context, Intent intent) {
  69             reallyFinish();
  70         }
  71     };
  72
  73     @SuppressLint("HardwareIds")
  74     @TargetApi(Build.VERSION_CODES.N)
  75     @Override
  76     protected void onCreate(Bundle savedInstanceState) {
  77         super.onCreate(savedInstanceState);
  78
  79         FreeformHackHelper helper = FreeformHackHelper.getInstance();
  80         SharedPreferences pref = U.getSharedPreferences(this);
  81
  82         if(helper.isFreeformHackActive()) {
  83             proceedWithOnCreate = false;
  84             super.finish();
  85         }
  86
  87         if(getIntent().hasExtra("check_multiwindow")) {
  88             showTaskbar = false;
  89
  90             if(!isInMultiWindowMode()) {
  91                 proceedWithOnCreate = false;
  92                 super.finish();
  93             }
  94         }
  95
  96         if(U.isChromeOs(this)) {
  97             helper.setFreeformHackActive(true);
  98             helper.setInFreeformWorkspace(true);
  99
 100             proceedWithOnCreate = false;
 101             super.finish();
 102         }
 103
 104         if(proceedWithOnCreate) {
 105             // Detect outside touches, and pass them through to the underlying activity
 106             getWindow().setFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL, WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL);
 107             getWindow().setFlags(WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH, WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH);
 108
 109             IntentFilter appearingReceiverFilter = new IntentFilter();
 110             appearingReceiverFilter.addAction("com.farmerbb.taskbar.START_MENU_APPEARING");
 111             appearingReceiverFilter.addAction("com.farmerbb.taskbar.CONTEXT_MENU_APPEARING");
 112             appearingReceiverFilter.addAction("com.farmerbb.taskbar.DASHBOARD_APPEARING");
 113
 114             IntentFilter disappearingReceiverFilter = new IntentFilter();
 115             disappearingReceiverFilter.addAction("com.farmerbb.taskbar.START_MENU_DISAPPEARING");
 116             disappearingReceiverFilter.addAction("com.farmerbb.taskbar.CONTEXT_MENU_DISAPPEARING");
 117             disappearingReceiverFilter.addAction("com.farmerbb.taskbar.DASHBOARD_DISAPPEARING");
 118
 119             LocalBroadcastManager.getInstance(this).registerReceiver(appearingReceiver, appearingReceiverFilter);
 120             LocalBroadcastManager.getInstance(this).registerReceiver(disappearingReceiver, disappearingReceiverFilter);
 121             LocalBroadcastManager.getInstance(this).registerReceiver(finishReceiver, new IntentFilter("com.farmerbb.taskbar.FINISH_FREEFORM_ACTIVITY"));
 122
 123             helper.setFreeformHackActive(true);
 124
 125             // Show power button warning on CyanogenMod / LineageOS devices
 126             if(getPackageManager().hasSystemFeature("com.cyanogenmod.android")
 127                     && !pref.getString("power_button_warning", "null").equals(Settings.Secure.getString(getContentResolver(), Settings.Secure.ANDROID_ID))) {
 128                 new Handler().postDelayed(() -> {
 129                     if(helper.isInFreeformWorkspace()) {
 130                         Intent intent = null;
 131
 132                         switch(pref.getString("theme", "light")) {
 133                             case "light":
 134                                 intent = new Intent(InvisibleActivityFreeform.this, InvisibleActivityAlt.class);
 135                                 break;
 136                             case "dark":
 137                                 intent = new Intent(InvisibleActivityFreeform.this, InvisibleActivityAltDark.class);
 138                                 break;
 139                         }
 140
 141                         if(intent != null) {
 142                             intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 143                             intent.putExtra("power_button_warning", true);
 144                         }
 145
 146                         U.launchAppMaximized(getApplicationContext(), intent);
 147                     }
 148                 }, 100);
 149             }
 150
 151             showTaskbar = true;
 152         }
 153     }
 154
 155     @TargetApi(Build.VERSION_CODES.N)
 156     @Override
 157     protected void onResume() {
 158         super.onResume();
 159
 160         // Show the taskbar when activity is resumed (no other freeform windows are active)
 161         if(showTaskbar)
 162             LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent("com.farmerbb.taskbar.SHOW_TASKBAR"));
 163
 164         if(!isInMultiWindowMode() && !initialLaunch)
 165             reallyFinish();
 166
 167         initialLaunch = false;
 168     }
 169
 170     @Override
 171     protected void onDestroy() {
 172         super.onDestroy();
 173
 174         if(proceedWithOnCreate) {
 175             LocalBroadcastManager.getInstance(this).unregisterReceiver(appearingReceiver);
 176             LocalBroadcastManager.getInstance(this).unregisterReceiver(disappearingReceiver);
 177             LocalBroadcastManager.getInstance(this).unregisterReceiver(finishReceiver);
 178
 179             if(!finish) {
 180                 FreeformHackHelper helper = FreeformHackHelper.getInstance();
 181                 helper.setFreeformHackActive(false);
 182                 helper.setInFreeformWorkspace(false);
 183
 184                 finish = true;
 185             }
 186         }
 187     }
 188
 189     @Override
 190     protected void onStart() {
 191         super.onStart();
 192
 193         FreeformHackHelper.getInstance().setInFreeformWorkspace(true);
 194
 195         if(U.launcherIsDefault(this)) {
 196             LauncherHelper.getInstance().setOnHomeScreen(true);
 197             bootToFreeform = true;
 198
 199             // We always start the Taskbar and Start Menu services, even if the app isn't normally running
 200             startService(new Intent(this, TaskbarService.class));
 201             startService(new Intent(this, StartMenuService.class));
 202             startService(new Intent(this, DashboardService.class));
 203
 204             SharedPreferences pref = U.getSharedPreferences(this);
 205             if(pref.getBoolean("taskbar_active", false) && !U.isServiceRunning(this, NotificationService.class))
 206                 pref.edit().putBoolean("taskbar_active", false).apply();
 207
 208             // Show the taskbar when activity is started
 209             new Handler().postDelayed(() -> {
 210                 if(showTaskbar)
 211                     LocalBroadcastManager.getInstance(InvisibleActivityFreeform.this).sendBroadcast(new Intent("com.farmerbb.taskbar.SHOW_TASKBAR"));
 212             }, 100);
 213         }
 214
 215         // Show the taskbar when activity is started
 216         if(showTaskbar)
 217             LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent("com.farmerbb.taskbar.SHOW_TASKBAR"));
 218     }
 219
 220     @Override
 221     protected void onPause() {
 222         super.onPause();
 223
 224         possiblyHideTaskbar();
 225     }
 226
 227     @Override
 228     protected void onStop() {
 229         super.onStop();
 230
 231         if(!finish) FreeformHackHelper.getInstance().setInFreeformWorkspace(false);
 232
 233         possiblyHideTaskbar();
 234
 235         if(bootToFreeform && !finish) {
 236             LauncherHelper.getInstance().setOnHomeScreen(false);
 237             bootToFreeform = false;
 238
 239             // Stop the Taskbar and Start Menu services if they should normally not be active
 240             SharedPreferences pref = U.getSharedPreferences(this);
 241             if(!pref.getBoolean("taskbar_active", false) || pref.getBoolean("is_hidden", false)) {
 242                 stopService(new Intent(this, TaskbarService.class));
 243                 stopService(new Intent(this, StartMenuService.class));
 244                 stopService(new Intent(this, DashboardService.class));
 245
 246                 IconCache.getInstance(this).clearCache();
 247             }
 248         }
 249     }
 250
 251     // We don't want this activity to finish under normal circumstances
 252     @Override
 253     public void finish() {}
 254
 255     private void possiblyHideTaskbar() {
 256         new Handler().postDelayed(() -> {
 257             if(!doNotHide) {
 258                 if(U.shouldCollapse(this, false) && !LauncherHelper.getInstance().isOnHomeScreen())
 259                     LocalBroadcastManager.getInstance(InvisibleActivityFreeform.this).sendBroadcast(new Intent("com.farmerbb.taskbar.HIDE_TASKBAR"));
 260                 else
 261                     LocalBroadcastManager.getInstance(InvisibleActivityFreeform.this).sendBroadcast(new Intent("com.farmerbb.taskbar.HIDE_START_MENU"));
 262             }
 263         }, 100);
 264     }
 265
 266     private void reallyFinish() {
 267         super.finish();
 268         overridePendingTransition(0, 0);
 269
 270         if(!finish) {
 271             FreeformHackHelper helper = FreeformHackHelper.getInstance();
 272             helper.setFreeformHackActive(false);
 273             helper.setInFreeformWorkspace(false);
 274
 275             finish = true;
 276         }
 277     }
 278 }