Adds cross-profile intents for Settings screens.

This is needed for settings that are handled in the primary profile app.

Bug: 16369104
Change-Id: If3ec3866778282219267481b8f419774f7f2c9de

src/com/android/settings/ManagedProfileSetup.java

@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings;
+
+import android.content.BroadcastReceiver;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.os.UserHandle;
+import android.os.UserManager;
+
+import java.util.List;
+
+import static android.content.pm.PackageManager.GET_ACTIVITIES;
+import static android.content.pm.PackageManager.GET_META_DATA;
+import static android.content.pm.PackageManager.GET_RESOLVED_FILTER;
+
+/**
+ * Listens to {@link Intent.ACTION_BOOT_COMPLETED} and {@link Intent.ACTION_PRE_BOOT_COMPLETED}
+ * performs setup steps for a managed profile (disables the launcher icon of the Settings app and
+ * adds cross-profile intent filters for the appropriate Settings activities).
+ */
+public class ManagedProfileSetup extends BroadcastReceiver {
+    private static final String PRIMARY_PROFILE_SETTING =
+            "com.android.settings.PRIMARY_PROFILE_CONTROLLED";
+
+    @Override
+    public void onReceive(Context context, Intent broadcast) {
+        final UserManager um = (UserManager) context.getSystemService(Context.USER_SERVICE);
+        if (!Utils.isManagedProfile(um)) {
+            return;
+        }
+
+        // Set up intent forwarding for implicit intents
+        Intent intent = new Intent();
+        intent.addCategory(Intent.CATEGORY_DEFAULT);
+        intent.setPackage(context.getPackageName());
+
+        final PackageManager pm  = context.getPackageManager();
+        // Resolves activities for the managed profile (which we're running as)
+        List<ResolveInfo> resolvedIntents = pm.queryIntentActivities(intent,
+                GET_ACTIVITIES | GET_META_DATA | GET_RESOLVED_FILTER);
+        final int count = resolvedIntents.size();
+        for (int i = 0; i < count; i++) {
+            ResolveInfo info = resolvedIntents.get(i);
+            if (info.filter != null && info.activityInfo != null
+                    && info.activityInfo.metaData != null) {
+                boolean shouldForward = info.activityInfo.metaData.getBoolean(
+                        PRIMARY_PROFILE_SETTING);
+                if (shouldForward) {
+                    pm.addCrossProfileIntentFilter(info.filter, UserHandle.myUserId(),
+                        UserHandle.USER_OWNER, PackageManager.SKIP_CURRENT_PROFILE);
+                }
+            }
+        }
+
+        // Disable launcher icon
+        // Note: This needs to happen after forwarding intents, otherwise the main Settings
+        // intent gets lost
+        ComponentName settingsComponentName = new ComponentName(context, Settings.class);
+        pm.setComponentEnabledSetting(settingsComponentName,
+                PackageManager.COMPONENT_ENABLED_STATE_DISABLED, PackageManager.DONT_KILL_APP);
+        }
+}