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