Example usage for javax.swing.text AttributeSet copyAttributes

Introduction

In this page you can find the example usage for javax.swing.text AttributeSet copyAttributes.

Prototype

public AttributeSet copyAttributes();

Source Link

Document

Returns an attribute set that is guaranteed not to change over time.

Usage

From source file:ShowHTMLViews.java

public static void displayAttributes(AttributeSet a, int indent, PrintStream out) {
    if (a == null)
        return;// w ww.j ava2  s  . co m

    a = a.copyAttributes();
    Enumeration x = a.getAttributeNames();
    for (int i = 0; i < indent; i++) {
        out.print("  ");
    }
    if (x != null) {
        out.println("ATTRIBUTES:");
        while (x.hasMoreElements()) {

            for (int i = 0; i < indent; i++) {
                out.print("  ");
            }
            Object attr = x.nextElement();
            out.println(
                    " (" + attr + ", " + a.getAttribute(attr) + ")" + " [" + getShortClassName(attr.getClass())
                            + "/" + getShortClassName(a.getAttribute(attr).getClass()) + "] ");
        }
    } else {
        out.println("No attributes");
    }
    if (a.getResolveParent() != null) {
        displayAttributes(a.getResolveParent().copyAttributes(), indent + 1, out);
    }
}

From source file:Main.java

private void changeStyle() {
    StyledDocument doc = (StyledDocument) textPane.getDocument();
    int selectionEnd = textPane.getSelectionEnd();
    int selectionStart = textPane.getSelectionStart();
    if (selectionStart == selectionEnd) {
        return;/* w  w  w. jav a2  s.c  o  m*/
    }
    Element element = doc.getCharacterElement(selectionStart);
    AttributeSet as = element.getAttributes();

    MutableAttributeSet asNew = new SimpleAttributeSet(as.copyAttributes());
    StyleConstants.setBold(asNew, !StyleConstants.isBold(as));
    doc.setCharacterAttributes(selectionStart, textPane.getSelectedText().length(), asNew, true);
    String text = (StyleConstants.isBold(as) ? "Cancel Bold" : "Bold");
    btnStyle.setText(text);
}

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

public void replaceAttributes(Element e, AttributeSet a, Tag tag) {
    if ((e != null) && (a != null)) {
        try {/*from  www  .  java 2  s.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.component.ExtendedHTMLDocument.java

@Override
public void setParagraphAttributes(int offset, int length, AttributeSet s, boolean replace) {
    for (HTMLDocumentBehavior b : behaviors) {
        s = b.beforeSetParagraphAttributes(this, offset, length, s, replace);
    }//  ww w  .j a va2s . c  o  m

    try {
        writeLock();
        // Make sure we send out a change for the length of the paragraph.
        int end = Math.min(offset + length, getLength());
        Element e = getParagraphElement(offset);
        offset = e.getStartOffset();
        e = getParagraphElement(end);
        length = Math.max(0, e.getEndOffset() - offset);
        DefaultDocumentEvent changes = new DefaultDocumentEvent(offset, length, DocumentEvent.EventType.CHANGE);
        AttributeSet sCopy = s.copyAttributes();
        int lastEnd = Integer.MAX_VALUE;
        for (int pos = offset; pos <= end; pos = lastEnd) {
            Element paragraph = getParagraphElement(pos);
            if (lastEnd == paragraph.getEndOffset()) {
                lastEnd++;
            } else {
                lastEnd = paragraph.getEndOffset();
            }
            MutableAttributeSet attr = (MutableAttributeSet) paragraph.getAttributes();
            changes.addEdit(new AttributeUndoableEdit(paragraph, sCopy, replace));
            if (replace) {
                attr.removeAttributes(attr);
            }

            DocumentUtil.copyAllAttributesRemovingMarked(attr, s);
        }
        changes.end();
        fireChangedUpdate(changes);
        fireUndoableEditUpdate(new UndoableEditEvent(this, changes));
    } finally {
        writeUnlock();
    }
}