Here you can find the source of getMaxWindowSize()
public static Dimension getMaxWindowSize()
//package com.java2s; /*/*from ww w. j a v a 2 s. c om*/ * Copyright 2002-2016 Jalal Kiswani. * * 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 java.awt.Dimension; import java.awt.Toolkit; public class Main { /** * Gets the max window size. * * @return the max window size */ public static Dimension getMaxWindowSize() { final Dimension d = getScreenDimesion(); return new Dimension((int) d.getWidth() - 100, (int) d.getHeight() - 100); } /** * Gets the screen dimesion. * * @return the screen dimesion */ public static Dimension getScreenDimesion() { return Toolkit.getDefaultToolkit().getScreenSize(); } }