MainActivity: implement auto freeze shortcut

app/src/main/java/net/typeblog/shelter/ui/AppListFragment.java

@@ -1,18 +1,14 @@
 package net.typeblog.shelter.ui;
 
 import android.app.Activity;
-import android.app.PendingIntent;
 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
-import android.content.pm.ShortcutInfo;
-import android.content.pm.ShortcutManager;
 import android.graphics.Bitmap;
 import android.graphics.drawable.Drawable;
 import android.graphics.drawable.Icon;
-import android.os.Build;
 import android.os.Bundle;
 import android.os.IBinder;
 import android.os.RemoteException;
@@ -331,28 +327,8 @@ public class AppListFragment extends Fragment {
         launchIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 
         // Then tell the launcher to add the shortcut
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-            ShortcutManager shortcutManager = getContext().getSystemService(ShortcutManager.class);
-
-            if (shortcutManager.isRequestPinShortcutSupported()) {
-                ShortcutInfo info = new ShortcutInfo.Builder(getContext(), "shelter-" + app.getPackageName())
-                        .setIntent(launchIntent)
-                        .setIcon(Icon.createWithBitmap(icon))
-                        .setShortLabel(app.getLabel())
-                        .setLongLabel(app.getLabel())
-                        .build();
-                Intent addIntent = shortcutManager.createShortcutResultIntent(info);
-                shortcutManager.requestPinShortcut(info,
-                        PendingIntent.getBroadcast(getContext(), 0, addIntent, 0).getIntentSender());
-            } else {
-                // TODO: Maybe implement this for launchers without pin shortcut support?
-                // TODO: Should be the same with the fallback for Android < O
-                // for now just show unsupported
-                Toast.makeText(getContext(), getString(R.string.unsupported_launcher), Toast.LENGTH_LONG).show();
-            }
-        } else {
-            // TODO: Maybe backport for Android < O?
-            throw new RuntimeException("unimplemented");
-        }
+        Utility.createLauncherShortcut(getContext(), launchIntent,
+                Icon.createWithBitmap(icon), "shelter-" + app.getPackageName(),
+                app.getLabel());
     }
 }

app/src/main/java/net/typeblog/shelter/ui/MainActivity.java

@@ -4,6 +4,7 @@ import android.app.admin.DevicePolicyManager;
 import android.content.ComponentName;
 import android.content.Intent;
 import android.content.ServiceConnection;
+import android.graphics.drawable.Icon;
 import android.os.IBinder;
 import android.support.annotation.Nullable;
 import android.support.design.widget.TabLayout;
@@ -231,7 +232,14 @@ public class MainActivity extends AppCompatActivity {
                 intent.setComponent(new ComponentName(this, DummyActivity.class));
                 startActivity(intent);
                 return true;
-                // TODO: batch freeze shortcut
+            case R.id.main_menu_create_freeze_all_shortcut:
+                Intent launchIntent = new Intent(DummyActivity.PUBLIC_FREEZE_ALL);
+                launchIntent.setComponent(new ComponentName(this, DummyActivity.class));
+                launchIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
+                Utility.createLauncherShortcut(this, launchIntent,
+                        Icon.createWithResource(this, R.mipmap.ic_freeze),
+                        "shelter-freeze-all", getString(R.string.freeze_all_shortcut));
+                return true;
         }
         return super.onOptionsItemSelected(item);
     }

app/src/main/java/net/typeblog/shelter/util/Utility.java

@@ -1,5 +1,6 @@
 package net.typeblog.shelter.util;
 
+import android.app.PendingIntent;
 import android.app.admin.DevicePolicyManager;
 import android.content.ComponentName;
 import android.content.Context;
@@ -7,12 +8,18 @@ import android.content.Intent;
 import android.content.IntentFilter;
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
+import android.content.pm.ShortcutInfo;
+import android.content.pm.ShortcutManager;
 import android.graphics.Bitmap;
 import android.graphics.Canvas;
 import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
+import android.graphics.drawable.Icon;
+import android.os.Build;
 import android.os.UserManager;
+import android.widget.Toast;
 
+import net.typeblog.shelter.R;
 import net.typeblog.shelter.receivers.ShelterDeviceAdminReceiver;
 import net.typeblog.shelter.services.IShelterService;
 import net.typeblog.shelter.ui.DummyActivity;
@@ -125,4 +132,30 @@ public class Utility {
         list.removeIf((it) -> apps.stream().noneMatch((x) -> x.getPackageName().equals(it)));
         LocalStorageManager.getInstance().setStringList(pref, list.toArray(new String[]{}));
     }
+
+    public static void createLauncherShortcut(Context context, Intent launchIntent, Icon icon, String id, String label) {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            ShortcutManager shortcutManager = context.getSystemService(ShortcutManager.class);
+
+            if (shortcutManager.isRequestPinShortcutSupported()) {
+                ShortcutInfo info = new ShortcutInfo.Builder(context, id)
+                        .setIntent(launchIntent)
+                        .setIcon(icon)
+                        .setShortLabel(label)
+                        .setLongLabel(label)
+                        .build();
+                Intent addIntent = shortcutManager.createShortcutResultIntent(info);
+                shortcutManager.requestPinShortcut(info,
+                        PendingIntent.getBroadcast(context, 0, addIntent, 0).getIntentSender());
+            } else {
+                // TODO: Maybe implement this for launchers without pin shortcut support?
+                // TODO: Should be the same with the fallback for Android < O
+                // for now just show unsupported
+                Toast.makeText(context, context.getString(R.string.unsupported_launcher), Toast.LENGTH_LONG).show();
+            }
+        } else {
+            // TODO: Maybe backport for Android < O?
+            throw new RuntimeException("unimplemented");
+        }
+    }
 }

app/src/main/res/drawable/ic_freeze_foreground.xml

@@ -0,0 +1,12 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="108dp"
+        android:height="108dp"
+        android:viewportWidth="206.4972"
+        android:viewportHeight="206.50017">
+    <group android:translateX="68.54559"
+            android:translateY="68.546585">
+      <path
+          android:pathData="M32.949,34.211H3.841c-1.139,0 -2.164,-0.687 -2.598,-1.741c-0.43,-1.053 -0.178,-2.251 0.629,-3.054L26.1,5.604H3.841c-1.55,0 -2.802,-1.267 -2.802,-2.802C1.04,1.248 2.292,0 3.841,0h29.108c1.137,0 2.164,0.689 2.593,1.743c0.432,1.053 0.18,2.252 -0.627,3.053L10.687,28.61h22.263c1.545,0 2.802,1.261 2.802,2.802C35.751,32.963 34.49,34.211 32.949,34.211zM65.562,39.967H51.849l15.688,-15.42c0.812,-0.807 1.051,-2 0.63,-3.053c-0.43,-1.053 -1.466,-1.747 -2.604,-1.747H44.995c-1.538,0 -2.802,1.255 -2.802,2.801c0,1.535 1.264,2.802 2.802,2.802h13.721L43.027,40.766c-0.818,0.81 -1.058,1.998 -0.627,3.054c0.434,1.062 1.456,1.751 2.595,1.751h20.566c1.549,0 2.802,-1.259 2.802,-2.802C68.363,41.225 67.11,39.967 65.562,39.967zM33.935,63.804h-9.565L35.9,52.477c0.814,-0.799 1.06,-2.009 0.63,-3.063c-0.432,-1.052 -1.459,-1.741 -2.596,-1.741H17.524c-1.547,0 -2.803,1.258 -2.803,2.802c0,1.542 1.256,2.802 2.803,2.802h9.565L15.557,64.602c-0.812,0.81 -1.06,1.998 -0.627,3.054c0.431,1.056 1.456,1.751 2.595,1.751h16.411c1.547,0 2.801,-1.259 2.801,-2.802S35.494,63.804 33.935,63.804z"
+          android:fillColor="#FFFFFF"/>
+    </group>
+</vector>

app/src/main/res/menu/main_activity_menu.xml

@@ -3,4 +3,8 @@
     <item
         android:id="@+id/main_menu_freeze_all"
         android:title="@string/freeze_all" />
+
+    <item
+        android:id="@+id/main_menu_create_freeze_all_shortcut"
+        android:title="@string/create_freeze_all_shortcut" />
 </menu>

app/src/main/res/mipmap-anydpi-v26/ic_freeze.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_freeze_background"/>
+    <foreground android:drawable="@drawable/ic_freeze_foreground"/>
+</adaptive-icon>

app/src/main/res/mipmap-anydpi-v26/ic_freeze_round.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_freeze_background"/>
+    <foreground android:drawable="@drawable/ic_freeze_foreground"/>
+</adaptive-icon>

app/src/main/res/values/ic_freeze_background.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_freeze_background">#26A69A</color>
+</resources>

app/src/main/res/values/strings.xml

@@ -25,6 +25,8 @@
     <string name="unfreeze_and_launch">Unfreeze and Launch</string>
     <string name="auto_freeze">Auto Freeze</string>
     <string name="freeze_all">Batch Freeze</string>
+    <string name="create_freeze_all_shortcut">Create Batch Freeze Shortcut</string>
+    <string name="freeze_all_shortcut">Freeze</string>
     <string name="clone_success">Application "%s" cloned successfully</string>
     <string name="uninstall_success">Application "%s" uninstalled successfully</string>
     <string name="freeze_success">Application "%s" frozen successfully</string>