1 files changed, 61 insertions, 0 deletions
diff --git a/src/com/android/tv/ui/DialogUtils.java b/src/com/android/tv/ui/DialogUtils.java
new file mode 100644
index 00000000..acbaf8c8
--- /dev/null
+++ b/src/com/android/tv/ui/DialogUtils.java
@@ -0,0 +1,61 @@
+/*
+ * 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.ui;
+
+import android.app.AlertDialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.res.Resources;
+
+import com.android.tv.common.SoftPreconditions;
+
+public final class DialogUtils {
+
+    /**
+     * Shows a list in a Dialog.
+     *
+     * @param itemResIds String resource id for each item
+     * @param runnables Runnable for each item
+     */
+    public static void showListDialog(Context context, int[] itemResIds,
+            final Runnable[] runnables) {
+        int size = itemResIds.length;
+        SoftPreconditions.checkState(size == runnables.length);
+        DialogInterface.OnClickListener onClickListener
+                = new DialogInterface.OnClickListener() {
+            @Override
+            public void onClick(final DialogInterface dialog, int which) {
+                Runnable runnable = runnables[which];
+                if (runnable != null) {
+                    runnable.run();
+                }
+                dialog.dismiss();
+            }
+        };
+        CharSequence[] items = new CharSequence[itemResIds.length];
+        Resources res = context.getResources();
+        for (int i = 0; i < size; ++i) {
+            items[i] = res.getString(itemResIds[i]);
+        }
+        new AlertDialog.Builder(context)
+                .setItems(items, onClickListener)
+                .create()
+                .show();
+    }
+
+    private DialogUtils() { }
+}