Java tutorial
/* * Copyright (c) 1997, 2013, 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 javax.swing; /** * Constants used with the JScrollPane component. * * @author Hans Muller * @since 1.2 */ public interface ScrollPaneConstants { /** * Identifies a "viewport" or display area, within which * scrolled contents are visible. */ String VIEWPORT = "VIEWPORT"; /** Identifies a vertical scrollbar. */ String VERTICAL_SCROLLBAR = "VERTICAL_SCROLLBAR"; /** Identifies a horizontal scrollbar. */ String HORIZONTAL_SCROLLBAR = "HORIZONTAL_SCROLLBAR"; /** * Identifies the area along the left side of the viewport between the * upper left corner and the lower left corner. */ String ROW_HEADER = "ROW_HEADER"; /** * Identifies the area at the top the viewport between the * upper left corner and the upper right corner. */ String COLUMN_HEADER = "COLUMN_HEADER"; /** Identifies the lower left corner of the viewport. */ String LOWER_LEFT_CORNER = "LOWER_LEFT_CORNER"; /** Identifies the lower right corner of the viewport. */ String LOWER_RIGHT_CORNER = "LOWER_RIGHT_CORNER"; /** Identifies the upper left corner of the viewport. */ String UPPER_LEFT_CORNER = "UPPER_LEFT_CORNER"; /** Identifies the upper right corner of the viewport. */ String UPPER_RIGHT_CORNER = "UPPER_RIGHT_CORNER"; /** Identifies the lower leading edge corner of the viewport. The leading edge * is determined relative to the Scroll Pane's ComponentOrientation property. */ String LOWER_LEADING_CORNER = "LOWER_LEADING_CORNER"; /** Identifies the lower trailing edge corner of the viewport. The trailing edge * is determined relative to the Scroll Pane's ComponentOrientation property. */ String LOWER_TRAILING_CORNER = "LOWER_TRAILING_CORNER"; /** Identifies the upper leading edge corner of the viewport. The leading edge * is determined relative to the Scroll Pane's ComponentOrientation property. */ String UPPER_LEADING_CORNER = "UPPER_LEADING_CORNER"; /** Identifies the upper trailing edge corner of the viewport. The trailing edge * is determined relative to the Scroll Pane's ComponentOrientation property. */ String UPPER_TRAILING_CORNER = "UPPER_TRAILING_CORNER"; /** Identifies the vertical scroll bar policy property. */ String VERTICAL_SCROLLBAR_POLICY = "VERTICAL_SCROLLBAR_POLICY"; /** Identifies the horizontal scroll bar policy property. */ String HORIZONTAL_SCROLLBAR_POLICY = "HORIZONTAL_SCROLLBAR_POLICY"; /** * Used to set the vertical scroll bar policy so that * vertical scrollbars are displayed only when needed. */ int VERTICAL_SCROLLBAR_AS_NEEDED = 20; /** * Used to set the vertical scroll bar policy so that * vertical scrollbars are never displayed. */ int VERTICAL_SCROLLBAR_NEVER = 21; /** * Used to set the vertical scroll bar policy so that * vertical scrollbars are always displayed. */ int VERTICAL_SCROLLBAR_ALWAYS = 22; /** * Used to set the horizontal scroll bar policy so that * horizontal scrollbars are displayed only when needed. */ int HORIZONTAL_SCROLLBAR_AS_NEEDED = 30; /** * Used to set the horizontal scroll bar policy so that * horizontal scrollbars are never displayed. */ int HORIZONTAL_SCROLLBAR_NEVER = 31; /** * Used to set the horizontal scroll bar policy so that * horizontal scrollbars are always displayed. */ int HORIZONTAL_SCROLLBAR_ALWAYS = 32; }