Here you can find the source of getDensityOptimizedIconSize(final Context context)
@TargetApi(Build.VERSION_CODES.HONEYCOMB) public static int getDensityOptimizedIconSize(final Context context)
//package com.java2s; /*//w ww . ja v a2 s. com * Copyright 2014 Soichiro Kashima * * 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. */ import android.annotation.TargetApi; import android.app.ActivityManager; import android.content.Context; import android.os.Build; public class Main { @TargetApi(Build.VERSION_CODES.HONEYCOMB) public static int getDensityOptimizedIconSize(final Context context) { int iconSize; if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1) { iconSize = ((ActivityManager) context .getSystemService(Context.ACTIVITY_SERVICE)) .getLauncherLargeIconSize(); } else { iconSize = (int) context.getResources().getDimension( android.R.dimen.app_icon_size); } return iconSize; } }