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Diffstat (limited to 'libjava/javax/swing/text/PlainDocument.java')
-rw-r--r-- | libjava/javax/swing/text/PlainDocument.java | 166 |
1 files changed, 0 insertions, 166 deletions
diff --git a/libjava/javax/swing/text/PlainDocument.java b/libjava/javax/swing/text/PlainDocument.java deleted file mode 100644 index 5f7b730d8a7..00000000000 --- a/libjava/javax/swing/text/PlainDocument.java +++ /dev/null @@ -1,166 +0,0 @@ -/* PlainDocument.java -- - Copyright (C) 2002, 2004 Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath 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 for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - - -package javax.swing.text; - -import java.util.ArrayList; - -public class PlainDocument extends AbstractDocument -{ - private static final long serialVersionUID = 4758290289196893664L; - - public static final String lineLimitAttribute = "lineLimit"; - public static final String tabSizeAttribute = "tabSize"; - - private BranchElement rootElement; - private int tabSize; - - public PlainDocument() - { - this(new GapContent()); - } - - public PlainDocument(AbstractDocument.Content content) - { - super(content); - tabSize = 8; - rootElement = (BranchElement) createDefaultRoot(); - } - - private void reindex() - { - Element[] lines; - try - { - String str = content.getString(0, content.length()); - - ArrayList elts = new ArrayList(); - int j = 0; - for (int i = str.indexOf('\n', 0); i != -1; i = str.indexOf('\n', i + 1)) - { - elts.add(createLeafElement(rootElement, SimpleAttributeSet.EMPTY, j, i + 1)); - j = i + 1; - } - - if (j < content.length()) - elts.add(createLeafElement(rootElement, SimpleAttributeSet.EMPTY, j, content.length())); - - lines = new Element[elts.size()]; - for (int i = 0; i < elts.size(); ++i) - lines[i] = (Element) elts.get(i); - } - catch (BadLocationException e) - { - lines = new Element[1]; - lines[0] = createLeafElement(rootElement, SimpleAttributeSet.EMPTY, 0, 1); - } - - ((BranchElement) rootElement).replace(0, rootElement.getElementCount(), lines); - } - - protected AbstractDocument.AbstractElement createDefaultRoot() - { - BranchElement root = - (BranchElement) createBranchElement(null, SimpleAttributeSet.EMPTY); - - Element[] array = new Element[1]; - array[0] = createLeafElement(root, SimpleAttributeSet.EMPTY, 0, 1); - root.replace(0, 0, array); - - return root; - } - - protected void insertUpdate(DefaultDocumentEvent event, AttributeSet attributes) - { - reindex(); - - super.insertUpdate(event, attributes); - } - - protected void removeUpdate(DefaultDocumentEvent event) - { - super.removeUpdate(event); - - int p0 = event.getOffset(); - int p1 = event.getLength() + p0; - int len = event.getLength(); - - // check if we must collapse some elements - int i1 = rootElement.getElementIndex(p0); - int i2 = rootElement.getElementIndex(p1); - if (i1 != i2) - { - Element el1 = rootElement.getElement(i1); - Element el2 = rootElement.getElement(i2); - int start = el1.getStartOffset(); - int end = el2.getEndOffset(); - // collapse elements if the removal spans more than 1 line - Element newEl = createLeafElement(rootElement, - SimpleAttributeSet.EMPTY, - start, end - len); - rootElement.replace(start, end - start, new Element[]{ newEl }); - } - else - { - // otherwise only adjust indices of the element - LeafElement el1 = (LeafElement) rootElement.getElement(i1); - el1.end -= len; - } - - // reindex remaining elements - for (int i = rootElement.getElementIndex(p0) + 1; - i < rootElement.getElementCount(); i++) - { - LeafElement el = (LeafElement) rootElement.getElement(i); - el.start -= len; - el.end -= len; - } - - } - - public Element getDefaultRootElement() - { - return rootElement; - } - - public Element getParagraphElement(int pos) - { - Element root = getDefaultRootElement(); - return root.getElement(root.getElementIndex(pos)); - } -} |