| /* |
| * Copyright (c) 1998, 2004, 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.text.html; |
| |
| import java.awt.*; |
| import java.awt.event.*; |
| import java.io.*; |
| import java.net.MalformedURLException; |
| import java.net.URL; |
| import javax.swing.text.*; |
| import javax.swing.*; |
| import javax.swing.border.*; |
| import javax.swing.event.*; |
| import java.util.*; |
| |
| /** |
| * CommentView subclasses HiddenTagView to contain a JTextArea showing |
| * a comment. When the textarea is edited the comment is |
| * reset. As this inherits from EditableView if the JTextComponent is |
| * not editable, the textarea will not be visible. |
| * |
| * @author Scott Violet |
| */ |
| class CommentView extends HiddenTagView { |
| CommentView(Element e) { |
| super(e); |
| } |
| |
| protected Component createComponent() { |
| Container host = getContainer(); |
| if (host != null && !((JTextComponent)host).isEditable()) { |
| return null; |
| } |
| JTextArea ta = new JTextArea(getRepresentedText()); |
| Document doc = getDocument(); |
| Font font; |
| if (doc instanceof StyledDocument) { |
| font = ((StyledDocument)doc).getFont(getAttributes()); |
| ta.setFont(font); |
| } |
| else { |
| font = ta.getFont(); |
| } |
| updateYAlign(font); |
| ta.setBorder(CBorder); |
| ta.getDocument().addDocumentListener(this); |
| ta.setFocusable(isVisible()); |
| return ta; |
| } |
| |
| void resetBorder() { |
| } |
| |
| /** |
| * This is subclassed to put the text on the Comment attribute of |
| * the Element's AttributeSet. |
| */ |
| void _updateModelFromText() { |
| JTextComponent textC = getTextComponent(); |
| Document doc = getDocument(); |
| if (textC != null && doc != null) { |
| String text = textC.getText(); |
| SimpleAttributeSet sas = new SimpleAttributeSet(); |
| isSettingAttributes = true; |
| try { |
| sas.addAttribute(HTML.Attribute.COMMENT, text); |
| ((StyledDocument)doc).setCharacterAttributes |
| (getStartOffset(), getEndOffset() - |
| getStartOffset(), sas, false); |
| } |
| finally { |
| isSettingAttributes = false; |
| } |
| } |
| } |
| |
| JTextComponent getTextComponent() { |
| return (JTextComponent)getComponent(); |
| } |
| |
| String getRepresentedText() { |
| AttributeSet as = getElement().getAttributes(); |
| if (as != null) { |
| Object comment = as.getAttribute(HTML.Attribute.COMMENT); |
| if (comment instanceof String) { |
| return (String)comment; |
| } |
| } |
| return ""; |
| } |
| |
| static final Border CBorder = new CommentBorder(); |
| static final int commentPadding = 3; |
| static final int commentPaddingD = commentPadding * 3; |
| |
| static class CommentBorder extends LineBorder { |
| CommentBorder() { |
| super(Color.black, 1); |
| } |
| |
| public void paintBorder(Component c, Graphics g, int x, int y, |
| int width, int height) { |
| super.paintBorder(c, g, x + commentPadding, y, |
| width - commentPaddingD, height); |
| } |
| |
| public Insets getBorderInsets(Component c, Insets insets) { |
| Insets retI = super.getBorderInsets(c, insets); |
| |
| retI.left += commentPadding; |
| retI.right += commentPadding; |
| return retI; |
| } |
| |
| public boolean isBorderOpaque() { |
| return false; |
| } |
| } // End of class CommentView.CommentBorder |
| } // End of CommentView |