1 files changed, 66 insertions, 0 deletions
diff --git a/java-overridable/src/com/android/inputmethod/latin/accounts/AccountStateChangedListener.java b/java-overridable/src/com/android/inputmethod/latin/accounts/AccountStateChangedListener.java
new file mode 100644
index 000000000..c0a599c6e
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+++ b/java-overridable/src/com/android/inputmethod/latin/accounts/AccountStateChangedListener.java
@@ -0,0 +1,66 @@
+/*
+ * 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.inputmethod.latin.accounts;
+
+import android.support.annotation.NonNull;
+
+import javax.annotation.Nullable;
+
+/**
+ * Handles changes to account used to sign in to the keyboard.
+ * e.g. account switching/sign-in/sign-out from the keyboard
+ * user toggling the sync preference.
+ */
+public class AccountStateChangedListener {
+
+    /**
+     * Called when the current account being used in keyboard is signed out.
+     *
+     * @param oldAccount the account that was signed out of.
+     */
+    public static void onAccountSignedOut(@NonNull String oldAccount) {
+    }
+
+    /**
+     * Called when the user signs-in to the keyboard.
+     * This may be called when the user switches accounts to sign in with a different account.
+     *
+     * @param oldAccount the previous account that was being used for sign-in.
+     *        May be null for a fresh sign-in.
+     * @param newAccount the account being used for sign-in.
+     */
+    public static void onAccountSignedIn(@Nullable String oldAccount, @NonNull String newAccount) {
+    }
+
+    /**
+     * Called when the user toggles the sync preference.
+     *
+     * @param account the account being used for sync.
+     * @param syncEnabled indicates whether sync has been enabled or not.
+     */
+    public static void onSyncPreferenceChanged(@Nullable String account, boolean syncEnabled) {
+    }
+
+    /**
+     * Forces an immediate sync to happen.
+     * This should only be used for debugging purposes.
+     *
+     * @param account the account to use for sync.
+     */
+    public static void forceSync(@Nullable String account) {
+    }
+}