Java tutorial
//package com.java2s; /* * This file is part of WebLookAndFeel library. * * WebLookAndFeel library is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * WebLookAndFeel library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with WebLookAndFeel library. If not, see <http://www.gnu.org/licenses/>. */ import java.awt.Component; import java.awt.Point; import java.awt.Rectangle; public class Main { /** * Returns component bounds relative to another component. * * @param component * component to process * @param relativeTo * component relative to which bounds will be returned * @return component bounds relative to another component */ public static Rectangle getRelativeBounds(final Component component, final Component relativeTo) { return new Rectangle(getRelativeLocation(component, relativeTo), component.getSize()); } /** * Returns component location relative to another component. * * @param component * component to process * @param relativeTo * component relative to which location will be returned * @return component location relative to another component */ public static Point getRelativeLocation(final Component component, final Component relativeTo) { final Point los = component.getLocationOnScreen(); final Point rt = relativeTo.getLocationOnScreen(); return new Point(los.x - rt.x, los.y - rt.y); } }