2362N/A * Copyright (c) 2000, 2007, Oracle and/or its affiliates. All rights reserved. 0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 0N/A * This code is free software; you can redistribute it and/or modify it 0N/A * under the terms of the GNU General Public License version 2 only, as 2362N/A * published by the Free Software Foundation. Oracle designates this 0N/A * particular file as subject to the "Classpath" exception as provided 2362N/A * by Oracle in the LICENSE file that accompanied this code. 0N/A * This code is distributed in the hope that it will be useful, but WITHOUT 0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 0N/A * version 2 for more details (a copy is included in the LICENSE file that 0N/A * accompanied this code). 0N/A * You should have received a copy of the GNU General Public License version 0N/A * 2 along with this work; if not, write to the Free Software Foundation, 0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 2362N/A * or visit www.oracle.com if you need additional information or have any 0N/A * ScrollPaneWheelScroller is a helper class for implmenenting mouse wheel 0N/A * scrolling on a java.awt.ScrollPane. It contains only static methods. 0N/A * No objects of this class may be instantiated, thus it is declared abstract. 0N/A * Called from ScrollPane.processMouseWheelEvent() 0N/A * Given a ScrollPane, determine which Scrollbar should be scrolled by the 0N/A * mouse wheel, if any. 0N/A // if policy is display always or never, use vert 0N/A // Check if scrollbar is showing by examining insets of the 1696N/A log.
finer(
"using vertical scrolling because scrollbar is present");
0N/A * Given the info in a MouseWheelEvent and an Adjustable to scroll, return 0N/A * the amount by which the Adjustable should be adjusted. This value may 0N/A * be positive or negative. 0N/A * Scroll the given Adjustable by the given amount. Checks the Adjustable's 0N/A * bounds and sets the new value to the Adjustable.