| /* | |
| * Copyright (c) 2003, 2014, Oracle and/or its affiliates. All rights reserved. | |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| * | |
| * This code is free software; you can redistribute it and/or modify it | |
| * under the terms of the GNU General Public License version 2 only, as | |
| * published by the Free Software Foundation. Oracle designates this | |
| * particular file as subject to the "Classpath" exception as provided | |
| * by Oracle in the LICENSE file that accompanied this code. | |
| * | |
| * This code 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 | |
| * version 2 for more details (a copy is included in the LICENSE file that | |
| * accompanied this code). | |
| * | |
| * You should have received a copy of the GNU General Public License version | |
| * 2 along with this work; if not, write to the Free Software Foundation, | |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| * | |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| * or visit www.oracle.com if you need additional information or have any | |
| * questions. | |
| */ | |
| package java.awt.peer; | |
| import java.awt.Window; | |
| import java.awt.Point; | |
| /** | |
| * Peer interface for {@link java.awt.MouseInfo}. This is used to get | |
| * some additional information about the mouse. | |
| * | |
| * The peer interfaces are intended only for use in porting | |
| * the AWT. They are not intended for use by application | |
| * developers, and developers should not implement peers | |
| * nor invoke any of the peer methods directly on the peer | |
| * instances. | |
| */ | |
| public interface MouseInfoPeer { | |
| /** | |
| * This method does two things: it fills the point fields with | |
| * the current coordinates of the mouse cursor and returns the | |
| * number of the screen device where the pointer is located. | |
| * The number of the screen device is only returned for independent | |
| * devices (which are not parts of a virtual screen device). | |
| * For virtual screen devices, 0 is returned. | |
| * Mouse coordinates are also calculated depending on whether | |
| * or not the screen device is virtual. For virtual screen | |
| * devices, pointer coordinates are calculated in the virtual | |
| * coordinate system. Otherwise, coordinates are calculated in | |
| * the coordinate system of the screen device where the pointer | |
| * is located. | |
| * See java.awt.GraphicsConfiguration documentation for more | |
| * details about virtual screen devices. | |
| * @param point holder for the current coordinates of the mouse | |
| * cursor | |
| * @return the number of the screen device where the pointer is | |
| * located | |
| */ | |
| int fillPointWithCoords(Point point); | |
| /** | |
| * Returns whether or not the window is located under the mouse | |
| * pointer. The window is considered to be under the mouse pointer | |
| * if it is showing on the screen, and the mouse pointer is above | |
| * the part of the window that is not obscured by any other windows. | |
| * @param w the window to check | |
| * @return whether or not the window is located under the mouse | |
| * pointer | |
| */ | |
| boolean isWindowUnderMouse(Window w); | |
| } |