| /* |
| * 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.example.android.tvleanback; |
| |
| import android.content.Context; |
| import android.graphics.Point; |
| import android.view.Display; |
| import android.view.WindowManager; |
| import android.widget.Toast; |
| |
| /** |
| * A collection of utility methods, all static. |
| */ |
| public class Utils { |
| |
| /* |
| * Making sure public utility methods remain static |
| */ |
| private Utils() { |
| } |
| |
| /** |
| * Returns the screen/display size |
| */ |
| public static Point getDisplaySize(Context context) { |
| WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE); |
| Display display = wm.getDefaultDisplay(); |
| Point size = new Point(); |
| display.getSize(size); |
| int width = size.x; |
| int height = size.y; |
| return size; |
| } |
| |
| /** |
| * Shows a (long) toast |
| */ |
| public static void showToast(Context context, String msg) { |
| Toast.makeText(context, msg, Toast.LENGTH_LONG).show(); |
| } |
| |
| /** |
| * Shows a (long) toast. |
| */ |
| public static void showToast(Context context, int resourceId) { |
| Toast.makeText(context, context.getString(resourceId), Toast.LENGTH_LONG).show(); |
| } |
| |
| public static int convertDpToPixel(Context ctx, int dp) { |
| float density = ctx.getResources().getDisplayMetrics().density; |
| return Math.round((float) dp * density); |
| } |
| } |