Sync to ub-tv-killing at 6f6e46557accb62c9548e4177d6005aa944dbf33

Change-Id: I873644d6d9d0110c981ef6075cb4019c16bbb94b

1 files changed, 43 insertions, 0 deletions

diff --git a/src/com/android/tv/util/ToastUtils.java b/src/com/android/tv/util/ToastUtils.java
new file mode 100644
index 00000000..34346b2a
--- /dev/null
+++ b/src/com/android/tv/util/ToastUtils.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2016 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.tv.util;
+
+import android.content.Context;
+import android.support.annotation.MainThread;
+import android.widget.Toast;
+
+import java.lang.ref.WeakReference;
+
+/**
+ * A utility class for the toast message.
+ */
+public class ToastUtils {
+    private static WeakReference<Toast> sToast;
+
+    /**
+     * Shows the toast message after canceling the previous one.
+     */
+    @MainThread
+    public static void show(Context context, CharSequence text, int duration) {
+        if (sToast != null && sToast.get() != null) {
+            sToast.get().cancel();
+        }
+        Toast toast = Toast.makeText(context, text, duration);
+        toast.show();
+        sToast = new WeakReference<>(toast);
+    }
+}