Mercurial > hg > graal-compiler
annotate agent/src/share/classes/sun/jvm/hotspot/ui/EditableAtEndDocument.java @ 1552:c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
Summary: Change all the Sun copyrights to Oracle copyright
Reviewed-by: ohair
| author | trims |
|---|---|
| date | Thu, 27 May 2010 19:08:38 -0700 |
| parents | a61af66fc99e |
| children |
| rev | line source |
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| 0 | 1 /* |
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6941466: Oracle rebranding changes for Hotspot repositories
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2 * Copyright (c) 2000, Oracle and/or its affiliates. All rights reserved. |
| 0 | 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. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
|
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6941466: Oracle rebranding changes for Hotspot repositories
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any |
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c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 25 package sun.jvm.hotspot.ui; | |
| 26 | |
| 27 import javax.swing.text.*; | |
| 28 | |
| 29 /** This class implements a special type of document in which edits | |
| 30 can only be performed at the end, from "mark" to the end of the | |
| 31 document. Thanks to Scott Violet for suggesting to subclass a | |
| 32 Document implementation for this purpose. (Can't do it with | |
| 33 DocumentEvents or UndoableEditEvents; however, in 1.4, there will | |
| 34 be a DocumentFilter which will allow this kind of functionality.) */ | |
| 35 | |
| 36 public class EditableAtEndDocument extends PlainDocument { | |
| 37 private int mark; | |
| 38 | |
| 39 public void insertString(int offset, String text, AttributeSet a) | |
| 40 throws BadLocationException { | |
| 41 int len = getLength(); | |
| 42 super.insertString(len, text, a); | |
| 43 } | |
| 44 | |
| 45 public void remove(int offs, int len) throws BadLocationException { | |
| 46 int start = offs; | |
| 47 int end = offs + len; | |
| 48 | |
| 49 int markStart = mark; | |
| 50 int markEnd = getLength(); | |
| 51 | |
| 52 if ((end < markStart) || (start > markEnd)) { | |
| 53 // no overlap | |
| 54 return; | |
| 55 } | |
| 56 | |
| 57 // Determine interval intersection | |
| 58 int cutStart = Math.max(start, markStart); | |
| 59 int cutEnd = Math.min(end, markEnd); | |
| 60 super.remove(cutStart, cutEnd - cutStart); | |
| 61 } | |
| 62 | |
| 63 public void setMark() { | |
| 64 mark = getLength(); | |
| 65 } | |
| 66 | |
| 67 public String getMarkedText() throws BadLocationException { | |
| 68 return getText(mark, getLength() - mark); | |
| 69 } | |
| 70 | |
| 71 /** Used to reset the contents of this document */ | |
| 72 public void clear() { | |
| 73 try { | |
| 74 super.remove(0, getLength()); | |
| 75 setMark(); | |
| 76 } | |
| 77 catch (BadLocationException e) { | |
| 78 } | |
| 79 } | |
| 80 } |