| /* |
| * Copyright (c) 1996, 2007, 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.Adjustable; |
| import java.awt.ScrollPane; |
| import java.awt.ScrollPaneAdjustable; |
| |
| /** |
| * The peer interface for {@link ScrollPane}. |
| * |
| * 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 ScrollPanePeer extends ContainerPeer { |
| |
| /** |
| * Returns the height of the horizontal scroll bar. |
| * |
| * @return the height of the horizontal scroll bar |
| * |
| * @see ScrollPane#getHScrollbarHeight() |
| */ |
| int getHScrollbarHeight(); |
| |
| /** |
| * Returns the width of the vertical scroll bar. |
| * |
| * @return the width of the vertical scroll bar |
| * |
| * @see ScrollPane#getVScrollbarWidth() |
| */ |
| int getVScrollbarWidth(); |
| |
| /** |
| * Sets the scroll position of the child. |
| * |
| * @param x the X coordinate of the scroll position |
| * @param y the Y coordinate of the scroll position |
| * |
| * @see ScrollPane#setScrollPosition(int, int) |
| */ |
| void setScrollPosition(int x, int y); |
| |
| /** |
| * Called when the child component changes its size. |
| * |
| * @param w the new width of the child component |
| * @param h the new height of the child component |
| * |
| * @see ScrollPane#layout() |
| */ |
| void childResized(int w, int h); |
| |
| /** |
| * Sets the unit increment of one of the scroll pane's adjustables. |
| * |
| * @param adj the scroll pane adjustable object |
| * @param u the unit increment |
| * |
| * @see ScrollPaneAdjustable#setUnitIncrement(int) |
| */ |
| void setUnitIncrement(Adjustable adj, int u); |
| |
| /** |
| * Sets the value for one of the scroll pane's adjustables. |
| * |
| * @param adj the scroll pane adjustable object |
| * @param v the value to set |
| */ |
| void setValue(Adjustable adj, int v); |
| } |