1 /* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.example.android.mediabrowserservice.utils; 18 19 import android.content.Context; 20 import android.content.pm.ApplicationInfo; 21 import android.content.pm.PackageManager; 22 import android.content.res.Resources; 23 import android.content.res.TypedArray; 24 25 /** 26 * Generic reusable methods to handle resources. 27 */ 28 public class ResourceHelper { 29 /** 30 * Get a color value from a theme attribute. 31 * @param context used for getting the color. 32 * @param attribute theme attribute. 33 * @param defaultColor default to use. 34 * @return color value 35 */ getThemeColor(Context context, int attribute, int defaultColor)36 public static int getThemeColor(Context context, int attribute, int defaultColor) { 37 int themeColor = 0; 38 String packageName = context.getPackageName(); 39 try { 40 Context packageContext = context.createPackageContext(packageName, 0); 41 ApplicationInfo applicationInfo = 42 context.getPackageManager().getApplicationInfo(packageName, 0); 43 packageContext.setTheme(applicationInfo.theme); 44 Resources.Theme theme = packageContext.getTheme(); 45 TypedArray ta = theme.obtainStyledAttributes(new int[] {attribute}); 46 themeColor = ta.getColor(0, defaultColor); 47 ta.recycle(); 48 } catch (PackageManager.NameNotFoundException e) { 49 e.printStackTrace(); 50 } 51 return themeColor; 52 } 53 } 54