1 /* 2 * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package javax.swing.plaf; 27 28 import javax.swing.JSplitPane; 29 import java.awt.Graphics; 30 31 /** 32 * Pluggable look and feel interface for JSplitPane. 33 * 34 * @author Scott Violet 35 */ 36 public abstract class SplitPaneUI extends ComponentUI 37 { 38 /** 39 * Constructor for subclasses to call. 40 */ SplitPaneUI()41 protected SplitPaneUI() {} 42 43 /** 44 * Messaged to relayout the JSplitPane based on the preferred size 45 * of the children components. 46 * 47 * @param jc a {@code JSplitPane} 48 */ resetToPreferredSizes(JSplitPane jc)49 public abstract void resetToPreferredSizes(JSplitPane jc); 50 51 /** 52 * Sets the location of the divider to location. 53 * 54 * @param jc a {@code JSplitPane} 55 * @param location an integer specifying the location of the divider 56 */ setDividerLocation(JSplitPane jc, int location)57 public abstract void setDividerLocation(JSplitPane jc, int location); 58 59 /** 60 * Returns the location of the divider. 61 * 62 * @param jc a {@code JSplitPane} 63 * @return an integer specifying the location of the divider 64 */ getDividerLocation(JSplitPane jc)65 public abstract int getDividerLocation(JSplitPane jc); 66 67 /** 68 * Returns the minimum possible location of the divider. 69 * 70 * @param jc a {@code JSplitPane} 71 * @return and integer specifying the minimum location of the divider 72 */ getMinimumDividerLocation(JSplitPane jc)73 public abstract int getMinimumDividerLocation(JSplitPane jc); 74 75 /** 76 * Returns the maximum possible location of the divider. 77 * 78 * @param jc a {@code JSplitPane} 79 * @return an integer specifying the maximum location of the divider 80 */ getMaximumDividerLocation(JSplitPane jc)81 public abstract int getMaximumDividerLocation(JSplitPane jc); 82 83 /** 84 * Messaged after the JSplitPane the receiver is providing the look 85 * and feel for paints its children. 86 * 87 * @param jc a {@code JSplitPane} 88 * @param g the {@code Graphics} context 89 */ finishedPaintingChildren(JSplitPane jc, Graphics g)90 public abstract void finishedPaintingChildren(JSplitPane jc, Graphics g); 91 } 92