001/* ComboPopup.java -- 002 Copyright (C) 2004 Free Software Foundation, Inc. 003 004This file is part of GNU Classpath. 005 006GNU Classpath is free software; you can redistribute it and/or modify 007it under the terms of the GNU General Public License as published by 008the Free Software Foundation; either version 2, or (at your option) 009any later version. 010 011GNU Classpath is distributed in the hope that it will be useful, but 012WITHOUT ANY WARRANTY; without even the implied warranty of 013MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014General Public License for more details. 015 016You should have received a copy of the GNU General Public License 017along with GNU Classpath; see the file COPYING. If not, write to the 018Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 01902110-1301 USA. 020 021Linking this library statically or dynamically with other modules is 022making a combined work based on this library. Thus, the terms and 023conditions of the GNU General Public License cover the whole 024combination. 025 026As a special exception, the copyright holders of this library give you 027permission to link this library with independent modules to produce an 028executable, regardless of the license terms of these independent 029modules, and to copy and distribute the resulting executable under 030terms of your choice, provided that you also meet, for each linked 031independent module, the terms and conditions of the license of that 032module. An independent module is a module which is not derived from 033or based on this library. If you modify this library, you may extend 034this exception to your version of the library, but you are not 035obligated to do so. If you do not wish to do so, delete this 036exception statement from your version. */ 037 038 039package javax.swing.plaf.basic; 040 041import java.awt.event.KeyListener; 042import java.awt.event.MouseListener; 043import java.awt.event.MouseMotionListener; 044 045import javax.swing.JList; 046 047public interface ComboPopup 048{ 049 /** 050 * This method display popup menu containing list of JComboBox's items to 051 * the screen 052 */ 053 void show(); 054 055 /** 056 * This method hides popup menu with list of JComboBox's item from the 057 * screen 058 */ 059 void hide(); 060 061 /** 062 * Retursn true if popup menu with JComboBOx's item is currently visible on 063 * the screen and false otherwise 064 * 065 * @return true if JComboBox's popup menu with list of items is currently 066 * visible on the screen and false otherwise. 067 */ 068 boolean isVisible(); 069 070 /** 071 * Return JList that is used to draw cells of the JComboBox. 072 * 073 * @return JList that is used to draw cells of the JcomboBox 074 */ 075 JList getList(); 076 077 /** 078 * This method returns MouseListener that listen's to mouse events occuring 079 * in the combo box 080 * 081 * @return MouseListenere 082 */ 083 MouseListener getMouseListener(); 084 085 /** 086 * This method returns MouseListener that listen's to mouse events occuring 087 * in the combo box. 088 * 089 * @return MouseMotionListener 090 */ 091 MouseMotionListener getMouseMotionListener(); 092 093 /** 094 * This method returns KeyListener that listen's to key events occuring in 095 * the combo box. 096 * 097 * @return KeyListener 098 */ 099 KeyListener getKeyListener(); 100 101 /* This method removes any listeners that were installed */ 102 void uninstallingUI(); 103}