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Diffstat (limited to 'libjava/classpath/javax/swing/JTextPane.java')
| -rw-r--r-- | libjava/classpath/javax/swing/JTextPane.java | 424 |
1 files changed, 0 insertions, 424 deletions
diff --git a/libjava/classpath/javax/swing/JTextPane.java b/libjava/classpath/javax/swing/JTextPane.java deleted file mode 100644 index 4fef002..0000000 --- a/libjava/classpath/javax/swing/JTextPane.java +++ /dev/null @@ -1,424 +0,0 @@ -/* JTextPane.java -- A powerful text widget supporting styled text - Copyright (C) 2002, 2004, 2005 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; - -import java.awt.Component; - -import javax.swing.text.AbstractDocument; -import javax.swing.text.AttributeSet; -import javax.swing.text.BadLocationException; -import javax.swing.text.Caret; -import javax.swing.text.Document; -import javax.swing.text.EditorKit; -import javax.swing.text.Element; -import javax.swing.text.MutableAttributeSet; -import javax.swing.text.SimpleAttributeSet; -import javax.swing.text.Style; -import javax.swing.text.StyleConstants; -import javax.swing.text.StyledDocument; -import javax.swing.text.StyledEditorKit; - -/** - * A powerful text component that supports styled content as well as - * embedding images and components. It is entirely based on a - * {@link StyledDocument} content model and a {@link StyledEditorKit}. - * - * @author Roman Kennke (roman@kennke.org) - * @author Andrew Selkirk - */ -public class JTextPane - extends JEditorPane -{ - /** - * Creates a new <code>JTextPane</code> with a <code>null</code> document. - */ - public JTextPane() - { - super(); - } - - /** - * Creates a new <code>JTextPane</code> and sets the specified - * <code>document</code>. - * - * @param document the content model to use - */ - public JTextPane(StyledDocument document) - { - this(); - setStyledDocument(document); - } - - /** - * Returns the UI class ID. This is <code>TextPaneUI</code>. - * - * @return <code>TextPaneUI</code> - */ - public String getUIClassID() - { - return "TextPaneUI"; - } - - /** - * Sets the content model for this <code>JTextPane</code>. - * <code>JTextPane</code> can only be used with {@link StyledDocument}s, - * if you try to set a different type of <code>Document</code>, an - * <code>IllegalArgumentException</code> is thrown. - * - * @param document the content model to set - * - * @throws IllegalArgumentException if <code>document</code> is not an - * instance of <code>StyledDocument</code> - * - * @see #setStyledDocument - */ - public void setDocument(Document document) - { - if (document != null && !(document instanceof StyledDocument)) - throw new IllegalArgumentException - ("JTextPane can only handle StyledDocuments"); - - setStyledDocument((StyledDocument) document); - } - - /** - * Returns the {@link StyledDocument} that is the content model for - * this <code>JTextPane</code>. This is a typed wrapper for - * {@link #getDocument()}. - * - * @return the content model of this <code>JTextPane</code> - */ - public StyledDocument getStyledDocument() - { - return (StyledDocument) super.getDocument(); - } - - /** - * Sets the content model for this <code>JTextPane</code>. - * - * @param document the content model to set - */ - public void setStyledDocument(StyledDocument document) - { - super.setDocument(document); - } - - /** - * Replaces the currently selected text with the specified - * <code>content</code>. If there is no selected text, this results - * in a simple insertion at the current caret position. If there is - * no <code>content</code> specified, this results in the selection - * beeing deleted. - * - * @param content the text with which the selection is replaced - */ - public void replaceSelection(String content) - { - Caret caret = getCaret(); - StyledDocument doc = getStyledDocument(); - AttributeSet a = getInputAttributes().copyAttributes(); - if (doc == null) - return; - - int dot = caret.getDot(); - int mark = caret.getMark(); - - int p0 = Math.min (dot, mark); - int p1 = Math.max (dot, mark); - - try - { - if (doc instanceof AbstractDocument) - ((AbstractDocument)doc).replace(p0, p1 - p0, content, a); - else - { - // Remove selected text. - if (dot != mark) - doc.remove(p0, p1 - p0); - // Insert new text. - if (content != null && content.length() > 0) - doc.insertString(p0, content, a); - } - } - catch (BadLocationException e) - { - throw new AssertionError - ("No BadLocationException should be thrown here"); - } - } - - /** - * Inserts an AWT or Swing component into the text at the current caret - * position. - * - * @param component the component to be inserted - */ - public void insertComponent(Component component) - { - SimpleAttributeSet atts = new SimpleAttributeSet(); - atts.addAttribute(StyleConstants.ComponentAttribute, component); - atts.addAttribute(StyleConstants.NameAttribute, - StyleConstants.ComponentElementName); - try - { - getDocument().insertString(getCaret().getDot(), " ", atts); - } - catch (BadLocationException ex) - { - AssertionError err = new AssertionError("Unexpected bad location"); - err.initCause(ex); - throw err; - } - } - - /** - * Inserts an <code>Icon</code> into the text at the current caret position. - * - * @param icon the <code>Icon</code> to be inserted - */ - public void insertIcon(Icon icon) - { - MutableAttributeSet inputAtts = getInputAttributes(); - inputAtts.removeAttributes(inputAtts); - StyleConstants.setIcon(inputAtts, icon); - replaceSelection(" "); - inputAtts.removeAttributes(inputAtts); - } - - /** - * Adds a style into the style hierarchy. Unspecified style attributes - * can be resolved in the <code>parent</code> style, if one is specified. - * - * While it is legal to add nameless styles (<code>nm == null</code), - * you must be aware that the client application is then responsible - * for managing the style hierarchy, since unnamed styles cannot be - * looked up by their name. - * - * @param nm the name of the style or <code>null</code> if the style should - * be unnamed - * @param parent the parent in which unspecified style attributes are - * resolved, or <code>null</code> if that is not necessary - * - * @return the newly created <code>Style</code> - */ - public Style addStyle(String nm, Style parent) - { - return getStyledDocument().addStyle(nm, parent); - } - - /** - * Removes a named <code>Style</code> from the style hierarchy. - * - * @param nm the name of the <code>Style</code> to be removed - */ - public void removeStyle(String nm) - { - getStyledDocument().removeStyle(nm); - } - - /** - * Looks up and returns a named <code>Style</code>. - * - * @param nm the name of the <code>Style</code> - * - * @return the found <code>Style</code> of <code>null</code> if no such - * <code>Style</code> exists - */ - public Style getStyle(String nm) - { - return getStyledDocument().getStyle(nm); - } - - /** - * Returns the logical style of the paragraph at the current caret position. - * - * @return the logical style of the paragraph at the current caret position - */ - public Style getLogicalStyle() - { - return getStyledDocument().getLogicalStyle(getCaretPosition()); - } - - /** - * Sets the logical style for the paragraph at the current caret position. - * - * @param style the style to set for the current paragraph - */ - public void setLogicalStyle(Style style) - { - getStyledDocument().setLogicalStyle(getCaretPosition(), style); - } - - /** - * Returns the text attributes for the character at the current caret - * position. - * - * @return the text attributes for the character at the current caret - * position - */ - public AttributeSet getCharacterAttributes() - { - StyledDocument doc = getStyledDocument(); - Element el = doc.getCharacterElement(getCaretPosition()); - return el.getAttributes(); - } - - /** - * Sets text attributes for the current selection. If there is no selection - * the text attributes are applied to newly inserted text - * - * @param attribute the text attributes to set - * @param replace if <code>true</code>, the attributes of the current - * selection are overridden, otherwise they are merged - * - * @see #getInputAttributes - */ - public void setCharacterAttributes(AttributeSet attribute, - boolean replace) - { - int dot = getCaret().getDot(); - int start = getSelectionStart(); - int end = getSelectionEnd(); - if (start == dot && end == dot) - // There is no selection, update insertAttributes instead - { - MutableAttributeSet inputAttributes = - getStyledEditorKit().getInputAttributes(); - if (replace) - inputAttributes.removeAttributes(inputAttributes); - inputAttributes.addAttributes(attribute); - } - else - getStyledDocument().setCharacterAttributes(start, end - start, attribute, - replace); - } - - /** - * Returns the text attributes of the paragraph at the current caret - * position. - * - * @return the attributes of the paragraph at the current caret position - */ - public AttributeSet getParagraphAttributes() - { - StyledDocument doc = getStyledDocument(); - Element el = doc.getParagraphElement(getCaretPosition()); - return el.getAttributes(); - } - - /** - * Sets text attributes for the paragraph at the current selection. - * If there is no selection the text attributes are applied to - * the paragraph at the current caret position. - * - * @param attribute the text attributes to set - * @param replace if <code>true</code>, the attributes of the current - * selection are overridden, otherwise they are merged - */ - public void setParagraphAttributes(AttributeSet attribute, - boolean replace) - { - // TODO - } - - /** - * Returns the attributes that are applied to newly inserted text. - * This is a {@link MutableAttributeSet}, so you can easily modify these - * attributes. - * - * @return the attributes that are applied to newly inserted text - */ - public MutableAttributeSet getInputAttributes() - { - return getStyledEditorKit().getInputAttributes(); - } - - /** - * Returns the {@link StyledEditorKit} that is currently used by this - * <code>JTextPane</code>. - * - * @return the current <code>StyledEditorKit</code> of this - * <code>JTextPane</code> - */ - protected final StyledEditorKit getStyledEditorKit() - { - return (StyledEditorKit) getEditorKit(); - } - - /** - * Creates the default {@link EditorKit} that is used in - * <code>JTextPane</code>s. This is an instance of {@link StyledEditorKit}. - * - * @return the default {@link EditorKit} that is used in - * <code>JTextPane</code>s - */ - protected EditorKit createDefaultEditorKit() - { - return new StyledEditorKit(); - } - - /** - * Sets the {@link EditorKit} to use for this <code>JTextPane</code>. - * <code>JTextPane</code>s can only handle {@link StyledEditorKit}s, - * if client programs try to set a different type of <code>EditorKit</code> - * then an IllegalArgumentException is thrown - * - * @param editor the <code>EditorKit</code> to set - * - * @throws IllegalArgumentException if <code>editor</code> is no - * <code>StyledEditorKit</code> - */ - public final void setEditorKit(EditorKit editor) - { - if (!(editor instanceof StyledEditorKit)) - throw new IllegalArgumentException - ("JTextPanes can only handle StyledEditorKits"); - super.setEditorKit(editor); - } - - /** - * Returns a param string that can be used for debugging. - * - * @return a param string that can be used for debugging. - */ - protected String paramString() - { - return super.paramString(); // TODO - } -} |