1 files changed, 64 insertions, 0 deletions
diff --git a/src/com/android/launcher3/allapps/AppInfoComparator.java b/src/com/android/launcher3/allapps/AppInfoComparator.java
new file mode 100644
index 000000000..1f5fece5f
--- /dev/null
+++ b/src/com/android/launcher3/allapps/AppInfoComparator.java
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2015 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.launcher3.allapps;
+
+import android.content.Context;
+
+import com.android.launcher3.AppInfo;
+import com.android.launcher3.compat.UserHandleCompat;
+import com.android.launcher3.compat.UserManagerCompat;
+import com.android.launcher3.util.LabelComparator;
+
+import java.util.Comparator;
+
+/**
+ * A comparator to arrange items based on user profiles.
+ */
+public class AppInfoComparator implements Comparator<AppInfo> {
+
+    private final UserManagerCompat mUserManager;
+    private final UserHandleCompat mMyUser;
+    private final LabelComparator mLabelComparator;
+
+    public AppInfoComparator(Context context) {
+        mUserManager = UserManagerCompat.getInstance(context);
+        mMyUser = UserHandleCompat.myUserHandle();
+        mLabelComparator = new LabelComparator();
+    }
+
+    @Override
+    public int compare(AppInfo a, AppInfo b) {
+        // Order by the title in the current locale
+        int result = mLabelComparator.compare(a.title.toString(), b.title.toString());
+        if (result != 0) {
+            return result;
+        }
+
+        // If labels are same, compare component names
+        result = a.componentName.compareTo(b.componentName);
+        if (result != 0) {
+            return result;
+        }
+
+        if (mMyUser.equals(a.user)) {
+            return -1;
+        } else {
+            Long aUserSerial = mUserManager.getSerialNumberForUser(a.user);
+            Long bUserSerial = mUserManager.getSerialNumberForUser(b.user);
+            return aUserSerial.compareTo(bUserSerial);
+        }
+    }
+}