Example usage for javax.swing.text Element getAttributes

List of usage examples for javax.swing.text Element getAttributes

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Introduction

In this page you can find the example usage for javax.swing.text Element getAttributes.

Prototype

public AttributeSet getAttributes();

Source Link

Document

Fetches the collection of attributes this element contains.

Usage

From source file:com.hexidec.ekit.component.HTMLUtilities.java

/** Diese Methode fgt durch String-Manipulation in jtpSource
  * ein neues Listenelement hinzu, content ist dabei der Text der in dem neuen
  * Element stehen soll/* ww w  . j  ava2s  . com*/
  */
public void insertListElement(String content) {
    int pos = parent.getCaretPosition();
    String source = parent.getSourcePane().getText();
    boolean hit = false;
    String idString;
    int counter = 0;
    do {
        hit = false;
        idString = "diesisteineidzumsuchenimsource" + counter;
        if (source.indexOf(idString) > -1) {
            counter++;
            hit = true;
            if (counter > 10000) {
                return;
            }
        }
    } while (hit);
    Element element = getListItemParent();
    if (element == null) {
        return;
    }
    SimpleAttributeSet sa = new SimpleAttributeSet(element.getAttributes());
    sa.addAttribute("id", idString);
    parent.getExtendedHtmlDoc().replaceAttributes(element, sa, HTML.Tag.LI);
    parent.refreshOnUpdate();
    source = parent.getSourcePane().getText();
    StringBuffer newHtmlString = new StringBuffer();
    int[] positions = getPositions(element, source, true, idString);
    newHtmlString.append(source.substring(0, positions[3]));
    newHtmlString.append("<li>");
    newHtmlString.append(content);
    newHtmlString.append("</li>");
    newHtmlString.append(source.substring(positions[3] + 1, source.length()));
    parent.getTextPane().setText(newHtmlString.toString());
    parent.refreshOnUpdate();
    parent.setCaretPosition(pos - 1);
    element = getListItemParent();
    if (element != null) {
        sa = new SimpleAttributeSet(element.getAttributes());
        sa = removeAttributeByKey(sa, "id");
        parent.getExtendedHtmlDoc().replaceAttributes(element, sa, HTML.Tag.LI);
    }
}

From source file:EditorPaneExample16.java

public URL[] findLinks(Document doc, String protocol) {
    Vector links = new Vector();
    Vector urlNames = new Vector();
    URL baseURL = (URL) doc.getProperty(Document.StreamDescriptionProperty);

    if (doc instanceof HTMLDocument) {
        Element elem = doc.getDefaultRootElement();
        ElementIterator iterator = new ElementIterator(elem);

        while ((elem = iterator.next()) != null) {
            AttributeSet attrs = elem.getAttributes();
            Object link = attrs.getAttribute(HTML.Tag.A);
            if (link instanceof AttributeSet) {
                Object linkAttr = ((AttributeSet) link).getAttribute(HTML.Attribute.HREF);
                if (linkAttr instanceof String) {
                    try {
                        URL linkURL = new URL(baseURL, (String) linkAttr);
                        if (protocol == null || protocol.equalsIgnoreCase(linkURL.getProtocol())) {
                            String linkURLName = linkURL.toString();
                            if (urlNames.contains(linkURLName) == false) {
                                urlNames.addElement(linkURLName);
                                links.addElement(linkURL);
                            }/*from  ww  w .java 2  s  . c o  m*/
                        }
                    } catch (MalformedURLException e) {
                        // Ignore invalid links
                    }
                }
            }
        }
    }

    URL[] urls = new URL[links.size()];
    links.copyInto(urls);
    links.removeAllElements();
    urlNames.removeAllElements();

    return urls;
}

From source file:com.hexidec.ekit.component.ExtendedHTMLDocument.java

public void replaceAttributes(Element e, AttributeSet a, Tag tag) {
    if ((e != null) && (a != null)) {
        try {/*w w w  .ja  v  a2s. c o  m*/
            writeLock();
            int start = e.getStartOffset();
            DefaultDocumentEvent changes = new DefaultDocumentEvent(start, e.getEndOffset() - start,
                    DocumentEvent.EventType.CHANGE);
            AttributeSet sCopy = a.copyAttributes();
            changes.addEdit(new AttributeUndoableEdit(e, sCopy, false));
            MutableAttributeSet attr = (MutableAttributeSet) e.getAttributes();
            Enumeration aNames = attr.getAttributeNames();
            Object value;
            Object aName;
            while (aNames.hasMoreElements()) {
                aName = aNames.nextElement();
                value = attr.getAttribute(aName);
                if (value != null && !value.toString().equalsIgnoreCase(tag.toString())) {
                    attr.removeAttribute(aName);
                }
            }
            attr.addAttributes(a);
            changes.end();
            fireChangedUpdate(changes);
            fireUndoableEditUpdate(new UndoableEditEvent(this, changes));
        } finally {
            writeUnlock();
        }
    }
}

From source file:com.hexidec.ekit.action.ListAutomationAction.java

private void revertList(Element element) {
    //log.debug("Reverting list " + element.toString());
    if (element == null) {
        return;/*from   w  ww  .j a v a  2s .c  om*/
    }
    int pos = parentEkit.getCaretPosition();
    HTML.Tag tag = htmlUtilities.getHTMLTag(element);
    String source = parentEkit.getSourcePane().getText();
    boolean hit = false;
    String idString;
    int counter = 0;
    do {
        hit = false;
        idString = "revertomatictaggen" + counter;
        if (source.indexOf(idString) > -1) {
            counter++;
            hit = true;
            if (counter > 10000) {
                return;
            }
        }
    } while (hit);
    SimpleAttributeSet sa = new SimpleAttributeSet(element.getAttributes());
    sa.addAttribute("id", idString);
    parentEkit.getExtendedHtmlDoc().replaceAttributes(element, sa, tag);
    parentEkit.refreshOnUpdate();
    source = parentEkit.getSourcePane().getText();
    StringBuffer newHtmlString = new StringBuffer();
    int[] position = htmlUtilities.getPositions(element, source, true, idString);
    if (position == null) {
        return;
    }
    for (int i = 0; i < position.length; i++) {
        if (position[i] < 0) {
            return;
        }
    }
    int beginStartTag = position[0];
    int endStartTag = position[1];
    int beginEndTag = position[2];
    int endEndTag = position[3];
    newHtmlString.append(source.substring(0, beginStartTag));
    String listText = source.substring(endStartTag, beginEndTag);
    //log.debug("Affected text is :" + listText);
    if (parentEkit.getEnterKeyIsBreak()) {
        listText = listText.replaceAll("<li>", "");
        listText = listText.replaceAll("</li>", "<br/>");
        newHtmlString.append("<br/>" + listText);
    } else {
        listText = listText.replaceAll("<li>", "<p style=\"margin-top: 0\">");
        listText = listText.replaceAll("</li>", "</p>");
        newHtmlString.append(listText);
    }
    //log.debug("Updated text is :" + listText);
    newHtmlString.append(source.substring(endEndTag, source.length()));
    parentEkit.getTextPane().setText(newHtmlString.toString());
    parentEkit.refreshOnUpdate();
}

From source file:net.sf.jasperreports.engine.util.JEditorPaneHtmlMarkupProcessor.java

@Override
public String convert(String srcText) {
    JEditorPane editorPane = new JEditorPane("text/html", srcText);
    editorPane.setEditable(false);/*from   ww w . j av  a2 s.  c o  m*/

    List<Element> elements = new ArrayList<Element>();

    Document document = editorPane.getDocument();

    Element root = document.getDefaultRootElement();
    if (root != null) {
        addElements(elements, root);
    }

    int startOffset = 0;
    int endOffset = 0;
    int crtOffset = 0;
    String chunk = null;
    JRPrintHyperlink hyperlink = null;
    Element element = null;
    Element parent = null;
    boolean bodyOccurred = false;
    int[] orderedListIndex = new int[elements.size()];
    String whitespace = "    ";
    String[] whitespaces = new String[elements.size()];
    for (int i = 0; i < elements.size(); i++) {
        whitespaces[i] = "";
    }

    StringBuilder text = new StringBuilder();
    List<JRStyledText.Run> styleRuns = new ArrayList<>();

    for (int i = 0; i < elements.size(); i++) {
        if (bodyOccurred && chunk != null) {
            text.append(chunk);
            Map<Attribute, Object> styleAttributes = getAttributes(element.getAttributes());
            if (hyperlink != null) {
                styleAttributes.put(JRTextAttribute.HYPERLINK, hyperlink);
                hyperlink = null;
            }
            if (!styleAttributes.isEmpty()) {
                styleRuns.add(
                        new JRStyledText.Run(styleAttributes, startOffset + crtOffset, endOffset + crtOffset));
            }
        }

        chunk = null;
        element = elements.get(i);
        parent = element.getParentElement();
        startOffset = element.getStartOffset();
        endOffset = element.getEndOffset();
        AttributeSet attrs = element.getAttributes();

        Object elementName = attrs.getAttribute(AbstractDocument.ElementNameAttribute);
        Object object = (elementName != null) ? null : attrs.getAttribute(StyleConstants.NameAttribute);
        if (object instanceof HTML.Tag) {

            HTML.Tag htmlTag = (HTML.Tag) object;
            if (htmlTag == Tag.BODY) {
                bodyOccurred = true;
                crtOffset = -startOffset;
            } else if (htmlTag == Tag.BR) {
                chunk = "\n";
            } else if (htmlTag == Tag.OL) {
                orderedListIndex[i] = 0;
                String parentName = parent.getName().toLowerCase();
                whitespaces[i] = whitespaces[elements.indexOf(parent)] + whitespace;
                if (parentName.equals("li")) {
                    chunk = "";
                } else {
                    chunk = "\n";
                    ++crtOffset;
                }
            } else if (htmlTag == Tag.UL) {
                whitespaces[i] = whitespaces[elements.indexOf(parent)] + whitespace;

                String parentName = parent.getName().toLowerCase();
                if (parentName.equals("li")) {
                    chunk = "";
                } else {
                    chunk = "\n";
                    ++crtOffset;
                }

            } else if (htmlTag == Tag.LI) {

                whitespaces[i] = whitespaces[elements.indexOf(parent)];
                if (element.getElement(0) != null && (element.getElement(0).getName().toLowerCase().equals("ol")
                        || element.getElement(0).getName().toLowerCase().equals("ul"))) {
                    chunk = "";
                } else if (parent.getName().equals("ol")) {
                    int index = elements.indexOf(parent);
                    Object type = parent.getAttributes().getAttribute(HTML.Attribute.TYPE);
                    Object startObject = parent.getAttributes().getAttribute(HTML.Attribute.START);
                    int start = startObject == null ? 0
                            : Math.max(0, Integer.valueOf(startObject.toString()) - 1);
                    String suffix = "";

                    ++orderedListIndex[index];

                    if (type != null) {
                        switch (((String) type).charAt(0)) {
                        case 'A':
                            suffix = getOLBulletChars(orderedListIndex[index] + start, true);
                            break;
                        case 'a':
                            suffix = getOLBulletChars(orderedListIndex[index] + start, false);
                            break;
                        case 'I':
                            suffix = JRStringUtil.getRomanNumeral(orderedListIndex[index] + start, true);
                            break;
                        case 'i':
                            suffix = JRStringUtil.getRomanNumeral(orderedListIndex[index] + start, false);
                            break;
                        case '1':
                        default:
                            suffix = String.valueOf(orderedListIndex[index] + start);
                            break;
                        }
                    } else {
                        suffix += orderedListIndex[index] + start;
                    }
                    chunk = whitespaces[index] + suffix + DEFAULT_BULLET_SEPARATOR + "  ";

                } else {
                    chunk = whitespaces[elements.indexOf(parent)] + DEFAULT_BULLET_CHARACTER + "  ";
                }
                crtOffset += chunk.length();
            } else if (element instanceof LeafElement) {
                if (element instanceof RunElement) {
                    RunElement runElement = (RunElement) element;
                    AttributeSet attrSet = (AttributeSet) runElement.getAttribute(Tag.A);
                    if (attrSet != null) {
                        hyperlink = new JRBasePrintHyperlink();
                        hyperlink.setHyperlinkType(HyperlinkTypeEnum.REFERENCE);
                        hyperlink.setHyperlinkReference((String) attrSet.getAttribute(HTML.Attribute.HREF));
                        hyperlink.setLinkTarget((String) attrSet.getAttribute(HTML.Attribute.TARGET));
                    }
                }
                try {
                    chunk = document.getText(startOffset, endOffset - startOffset);
                } catch (BadLocationException e) {
                    if (log.isDebugEnabled()) {
                        log.debug("Error converting markup.", e);
                    }
                }
            }
        }
    }

    if (chunk != null) {
        if (!"\n".equals(chunk)) {
            text.append(chunk);
            Map<Attribute, Object> styleAttributes = getAttributes(element.getAttributes());
            if (hyperlink != null) {
                styleAttributes.put(JRTextAttribute.HYPERLINK, hyperlink);
                hyperlink = null;
            }
            if (!styleAttributes.isEmpty()) {
                styleRuns.add(
                        new JRStyledText.Run(styleAttributes, startOffset + crtOffset, endOffset + crtOffset));
            }
        } else {
            //final newline, not appending
            //check if there's any style run that would have covered it, that can happen if there's a <li> tag with style
            int length = text.length();
            for (ListIterator<JRStyledText.Run> it = styleRuns.listIterator(); it.hasNext();) {
                JRStyledText.Run run = it.next();
                //only looking at runs that end at the position where the newline should have been
                //we don't want to hide bugs in which runs that span after the text length are created
                if (run.endIndex == length + 1) {
                    if (run.startIndex < run.endIndex - 1) {
                        it.set(new JRStyledText.Run(run.attributes, run.startIndex, run.endIndex - 1));
                    } else {
                        it.remove();
                    }
                }
            }
        }
    }

    JRStyledText styledText = new JRStyledText(null, text.toString());
    for (JRStyledText.Run run : styleRuns) {
        styledText.addRun(run);
    }
    styledText.setGlobalAttributes(new HashMap<Attribute, Object>());

    return JRStyledTextParser.getInstance().write(styledText);
}

From source file:com.hexidec.ekit.component.RelativeImageView.java

private void initialize(Element elem) {
    synchronized (this) {
        bLoading = true;//from   w  w w. j  av  a  2 s .c  o m
        fWidth = 0;
        fHeight = 0;
    }
    int width = 0;
    int height = 0;
    boolean customWidth = false;
    boolean customHeight = false;
    try {
        fElement = elem;
        // request image from document's cache
        AttributeSet attr = elem.getAttributes();
        if (isURL()) {
            URL src = getSourceURL();
            if (src != null) {
                Dictionary cache = (Dictionary) getDocument().getProperty(IMAGE_CACHE_PROPERTY);
                if (cache != null) {
                    fImage = (Image) cache.get(src);
                } else {
                    fImage = Toolkit.getDefaultToolkit().getImage(src);
                }
            }
        } else {
            // load image from relative path
            String src = (String) fElement.getAttributes().getAttribute(HTML.Attribute.SRC);
            src = processSrcPath(src);
            fImage = Toolkit.getDefaultToolkit().createImage(src);
            try {
                waitForImage();
            } catch (InterruptedException ie) {
                fImage = null;
                // possibly replace with the ImageBroken icon, if that's what is happening
            } catch (Exception ex) {
                fImage = null;
                // trap a null exception or other exception that puts the image pointer into an empty or ambiguous state
            }
        }

        // get height & width from params or image or defaults
        height = getIntAttr(HTML.Attribute.HEIGHT, -1);
        customHeight = (height > 0);
        if (!customHeight && fImage != null) {
            height = fImage.getHeight(this);
        }
        if (height <= 0) {
            height = DEFAULT_HEIGHT;
        }

        width = getIntAttr(HTML.Attribute.WIDTH, -1);
        customWidth = (width > 0);
        if (!customWidth && fImage != null) {
            width = fImage.getWidth(this);
        }
        if (width <= 0) {
            width = DEFAULT_WIDTH;
        }

        if (fImage != null) {
            if (customHeight && customWidth) {
                Toolkit.getDefaultToolkit().prepareImage(fImage, height, width, this);
            } else {
                Toolkit.getDefaultToolkit().prepareImage(fImage, -1, -1, this);
            }
        }
    } finally {
        synchronized (this) {
            bLoading = false;
            if (customHeight || fHeight == 0) {
                fHeight = height;
            }
            if (customWidth || fWidth == 0) {
                fWidth = width;
            }
        }
    }
}

From source file:com.hexidec.ekit.component.HTMLUtilities.java

/** Diese Methode lscht durch Stringmanipulation in jtpSource das bergebene Element,
  * Alternative fr removeElement in ExtendedHTMLDocument, mit closingTag wird angegeben
  * ob es ein schlieenden Tag gibt/*from   w w w .j  a  v  a 2s  .  c  om*/
  */
public void removeTag(Element element, boolean closingTag) {
    if (element == null) {
        return;
    }
    int pos = parent.getCaretPosition();
    HTML.Tag tag = getHTMLTag(element);
    // Versieht den Tag mit einer einmaligen ID
    String source = parent.getSourcePane().getText();
    boolean hit = false;
    String idString;
    int counter = 0;
    do {
        hit = false;
        idString = "diesisteineidzumsuchenimsource" + counter;
        if (source.indexOf(idString) > -1) {
            counter++;
            hit = true;
            if (counter > 10000) {
                return;
            }
        }
    } while (hit);
    SimpleAttributeSet sa = new SimpleAttributeSet(element.getAttributes());
    sa.addAttribute("id", idString);
    parent.getExtendedHtmlDoc().replaceAttributes(element, sa, tag);
    parent.refreshOnUpdate();
    source = parent.getSourcePane().getText();
    StringBuffer newHtmlString = new StringBuffer();
    int[] position = getPositions(element, source, closingTag, idString);
    if (position == null) {
        return;
    }
    for (int i = 0; i < position.length; i++) {
        if (position[i] < 0) {
            return;
        }
    }
    int beginStartTag = position[0];
    int endStartTag = position[1];
    if (closingTag) {
        int beginEndTag = position[2];
        int endEndTag = position[3];
        newHtmlString.append(source.substring(0, beginStartTag));
        newHtmlString.append(source.substring(endStartTag, beginEndTag));
        newHtmlString.append(source.substring(endEndTag, source.length()));
    } else {
        newHtmlString.append(source.substring(0, beginStartTag));
        newHtmlString.append(source.substring(endStartTag, source.length()));
    }
    parent.getTextPane().setText(newHtmlString.toString());
    parent.refreshOnUpdate();
}

From source file:net.java.sip.communicator.impl.gui.main.chat.ChatConversationPanel.java

/**
 *
 * @param element//  w w  w . j  av  a  2 s .co  m
 * @param attrName
 * @param matchStrings
 * @return
 */
private Element findFirstElement(Element element, HTML.Attribute attrName, String[] matchStrings) {
    String attr = (String) element.getAttributes().getAttribute(attrName);

    if (attr != null)
        for (String matchString : matchStrings)
            if (attr.startsWith(matchString))
                return element;

    Element resultElement = null;

    // Count how many messages we have in the document.
    for (int i = 0; i < element.getElementCount(); i++) {
        resultElement = findFirstElement(element.getElement(i), attrName, matchStrings);
        if (resultElement != null)
            return resultElement;
    }

    return null;
}

From source file:net.java.sip.communicator.impl.gui.main.chat.ChatConversationPanel.java

/**
 * Appends a consecutive message to the document.
 *
 * @param chatMessage the message to append
 * @param keyword the keywords to highlight
 *//*from  w  w w. jav  a  2  s . c  o m*/
public void appendConsecutiveMessage(final ChatMessage chatMessage, final String keyword) {
    String previousMessageUID = lastMessageUID;
    lastMessageUID = chatMessage.getMessageUID();

    if (!SwingUtilities.isEventDispatchThread()) {
        SwingUtilities.invokeLater(new Runnable() {
            public void run() {
                appendConsecutiveMessage(chatMessage, keyword);
            }
        });
        return;
    }

    Element lastMsgElement = document.getElement(ChatHtmlUtils.MESSAGE_TEXT_ID + previousMessageUID);

    String contactAddress = (String) lastMsgElement.getAttributes().getAttribute(Attribute.NAME);

    boolean isHistory = (chatMessage.getMessageType().equals(Chat.HISTORY_INCOMING_MESSAGE)
            || chatMessage.getMessageType().equals(Chat.HISTORY_OUTGOING_MESSAGE)) ? true : false;

    String newMessage = ChatHtmlUtils.createMessageTag(chatMessage.getMessageUID(), contactAddress,
            formatMessageAsHTML(chatMessage.getMessage(), chatMessage.getContentType(), keyword),
            ChatHtmlUtils.HTML_CONTENT_TYPE, chatMessage.getDate(), false, isHistory, isSimpleTheme);

    synchronized (scrollToBottomRunnable) {
        try {
            Element parentElement = lastMsgElement.getParentElement();

            document.insertBeforeEnd(parentElement, newMessage);

            // Need to call explicitly scrollToBottom, because for some
            // reason the componentResized event isn't fired every time
            // we add text.
            SwingUtilities.invokeLater(scrollToBottomRunnable);
        } catch (BadLocationException ex) {
            logger.error("Could not replace chat message", ex);
        } catch (IOException ex) {
            logger.error("Could not replace chat message", ex);
        }
    }

    finishMessageAdd(newMessage);
}

From source file:net.java.sip.communicator.impl.gui.main.chat.ChatConversationPanel.java

/**
 * Returns the date of the last message in the current page.
 *
 * @return the date of the last message in the current page
 *///from  ww w  .j  av  a 2  s  . co m
public Date getPageLastMsgTimestamp() {
    Date timestamp = new Date(0);

    if (lastMessageUID != null) {
        Element lastMsgElement = document.getElement(ChatHtmlUtils.MESSAGE_TEXT_ID + lastMessageUID);

        if (lastMsgElement != null) {
            Object date = lastMsgElement.getAttributes().getAttribute(ChatHtmlUtils.DATE_ATTRIBUTE);

            SimpleDateFormat sdf = new SimpleDateFormat(HistoryService.DATE_FORMAT);
            if (date != null) {
                try {
                    timestamp = sdf.parse(date.toString());
                } catch (ParseException e) {
                }
            }
        }
    }

    return timestamp;
}