下面列出了javax.swing.text.Element#getAttributes ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
/**
* Select next occurrence of text.
*/
public void selectNextOccurrence() {
StyledDocument doc = textPane.getStyledDocument();
int length = doc.getLength();
int lastEnd = Integer.MAX_VALUE;
for (int pos = textPane.getSelectionEnd() + 1; pos < length; pos = lastEnd) {
Element run = doc.getCharacterElement(pos);
lastEnd = run.getEndOffset();
if (pos == lastEnd) {
// offset + length beyond length of document, bail.
break;
}
MutableAttributeSet attr = (MutableAttributeSet) run.getAttributes();
if ((attr != null) &&
(attr.getAttribute(MWPaneFormatter.ATTRIBUTE_TYPE) != null) &&
(attr.getAttribute(MWPaneFormatter.ATTRIBUTE_OCCURRENCE) != Boolean.FALSE)) {
select(run);
return;
}
}
selectFirstOccurrence();
}
public static VectorX<Element> matchChild(Element e
, Attribute ab, String regex){
VectorX<Element> vE= new VectorX<Element>(Element.class);
int count = e.getElementCount();
for (int i = 0; i < count; i++) {
Element c = e.getElement(i);
AttributeSet mAb = c.getAttributes();
String s = (String) mAb.getAttribute(ab);
if (s==null)continue;
// System.out.println(name+" "+ab+"="+s);
if (s.matches(regex))
vE.add(c);
}
return vE;
}
@Override
public void mouseClicked(MouseEvent e) {
try {
if (SwingUtilities.isLeftMouseButton(e)) {
JTextPane pane = (JTextPane)e.getSource();
StyledDocument doc = pane.getStyledDocument();
Element elem = doc.getCharacterElement(pane.viewToModel(e.getPoint()));
AttributeSet as = elem.getAttributes();
Link link = (Link)as.getAttribute(LINK_ATTRIBUTE);
if (link != null) {
link.onClick(elem.getDocument().getText(elem.getStartOffset(), elem.getEndOffset() - elem.getStartOffset()));
}
}
} catch(Exception ex) {
Support.LOG.log(Level.SEVERE, null, ex);
}
}
/**
* @param pane Text pane.
* @param element Element.
* @return Start of the first element having the same UUID as element.
*/
public static int getUUIDStartOffset(JTextPane pane, Element element) {
if (element == null) {
return Integer.MIN_VALUE;
}
if (pane == null) {
return element.getStartOffset();
}
Object uuid = element.getAttributes().getAttribute(ATTRIBUTE_UUID);
if (uuid == null) {
return element.getStartOffset();
}
int startOffset = element.getStartOffset();
while (startOffset > 0) {
Element tmpElement = pane.getStyledDocument().getCharacterElement(startOffset - 1);
if ((tmpElement == null) || (tmpElement.getAttributes() == null)) {
return startOffset;
}
if (!uuid.equals(tmpElement.getAttributes().getAttribute(ATTRIBUTE_UUID))) {
return startOffset;
}
startOffset = tmpElement.getStartOffset();
}
return 0;
}
/**
* @param pane Text pane.
* @param element Element.
* @return End of the last element having the same UUID as element.
*/
public static int getUUIDEndOffet(JTextPane pane, Element element) {
if (element == null) {
return Integer.MAX_VALUE;
}
if (pane == null) {
return element.getEndOffset();
}
Object uuid = element.getAttributes().getAttribute(ATTRIBUTE_UUID);
if (uuid == null) {
return element.getEndOffset();
}
int endOffset = element.getEndOffset();
int length = pane.getText().length();
while (endOffset < length) {
Element tmpElement = pane.getStyledDocument().getCharacterElement(endOffset);
if ((tmpElement == null) || (tmpElement.getAttributes() == null)) {
return endOffset;
}
if (!uuid.equals(tmpElement.getAttributes().getAttribute(ATTRIBUTE_UUID))) {
return endOffset;
}
endOffset = tmpElement.getEndOffset();
}
return length;
}
private static void parseElement( DefaultStyledDocument document,
Element parent, RTFDocumentHandler handler, boolean lostLast )
{
for ( int i = 0; i < parent.getElementCount( ); i++ )
{
if (lostLast && i==parent.getElementCount( )-1 && parent.getElementCount( ) != 1)
{
break;
}
Element element = parent.getElement( i );
AttributeSet attributeset = element.getAttributes( );
handler.startElement( element.getName( ), attributeset );
if ( element.getName( ).equalsIgnoreCase( "content" ) )
{
try
{
int start = element.getStartOffset( );
int end = element.getEndOffset( );
String s = document.getText( start, end - start );
handler.content( s );
}
catch ( BadLocationException e )
{
}
}
parseElement( document, element, handler, false );
handler.endElement( element.getName( ) );
}
}
public static boolean hasAttribute(Element e, Attribute ab){
AttributeSet mAb=e.getAttributes();
for (Enumeration it = mAb.getAttributeNames() ; it.hasMoreElements() ;) {
Object s= it.nextElement();
if (s.equals(ab))
return true;
}
return false;
}
private Optional<String> getSpanTitleAttribute(HTMLDocument doc, int pos) {
// HTMLDocument doc = (HTMLDocument) editor.getDocument();
Element elem = doc.getCharacterElement(pos);
// if (!doesElementContainLocation(editor, elem, pos, e.getX(), e.getY())) {
// elem = null;
// }
// if (elem != null) {
AttributeSet a = elem.getAttributes();
AttributeSet span = (AttributeSet) a.getAttribute(HTML.Tag.SPAN);
return Optional.ofNullable(span).map(s -> Objects.toString(s.getAttribute(HTML.Attribute.TITLE)));
}
public ArrayList<Integer> breakpointByteOffsets() {
State state = State.LookingForField;
ArrayList<Integer> retval = new ArrayList<Integer>();
final StyledDocument doc = (StyledDocument)editPane.getDocument();
final SimpleAttributeSet breakpointColored = new SimpleAttributeSet();
StyleConstants.setBackground(breakpointColored, Color.cyan);
for(int i = 0; i < doc.getLength(); i++) {
final Element element = doc.getCharacterElement(i);
final AttributeSet set = element.getAttributes();
final Color backgroundColor = StyleConstants.getBackground(set);
switch (state) {
case LookingForField:
if (true == backgroundColor.equals(Color.cyan)) {
state = State.InField;
retval.add(new Integer(i));
}
break;
case InField:
if (false == backgroundColor.equals(Color.cyan)) {
state = State.LookingForField;
} else if (element.toString().equals("\n")) {
state = State.LookingForField;
}
break;
default:
assert (false);
break;
}
}
return retval;
}
@Override
public View create(Element element) {
AttributeSet attrs = element.getAttributes();
Object elementName =
attrs.getAttribute(AbstractDocument.ElementNameAttribute);
Object o = (elementName != null) ?
null : attrs.getAttribute(StyleConstants.NameAttribute);
if (o instanceof HTML.Tag) {
if (o == HTML.Tag.OBJECT) {
return new ComponentView(element);
}
}
return super.create(element);
}
private void highlightLinesAfter(final String content, final int line) {
final int offset = rootElement.getElement(line).getEndOffset();
// Start/End delimiter not found, nothing to do
int startDelimiter = indexOf(content, getStartDelimiter(), offset);
int endDelimiter = indexOf(content, getEndDelimiter(), offset);
if (startDelimiter < 0) {
startDelimiter = content.length();
}
if (endDelimiter < 0) {
endDelimiter = content.length();
}
final int delimiter = Math.min(startDelimiter, endDelimiter);
if (delimiter < offset) {
return;
}
// Start/End delimiter found, reapply highlighting
final int endLine = rootElement.getElementIndex(delimiter);
for (int i = line + 1; i < endLine; i++) {
final Element branch = rootElement.getElement(i);
final Element leaf = doc.getCharacterElement(branch.getStartOffset());
final AttributeSet as = leaf.getAttributes();
if (as.isEqual(comment)) {
applyHighlighting(content, i);
}
}
}
private void setElementColor(Element element, String color) {
AttributeSet attrs = element.getAttributes();
Object o = attrs.getAttribute(HTML.Tag.A);
if (o instanceof MutableAttributeSet) {
MutableAttributeSet a = (MutableAttributeSet) o;
a.addAttribute(HTML.Attribute.COLOR, color);
}
}
@Override
public void mouseClicked(MouseEvent e) {
StyledDocument doc = (StyledDocument) textPane.getDocument();
Element ele = doc.getCharacterElement(textPane.viewToModel(e.getPoint()));
AttributeSet as = ele.getAttributes();
Object fla = as.getAttribute("linkact");
if (fla instanceof LinkListener) {
try {
((LinkListener) fla).linkClicked(doc.getText(ele.getStartOffset(), ele.getEndOffset() - ele.getStartOffset()));
} catch (BadLocationException exc) {
logger.error("Trying to extract link from invalid range", exc);
}
}
}
/**
* Recursing method implementing functionality of storageFormat()
* @param e element to be cycled through
* @param pane top parent JTextPane
* @return string format value of current node and its children
* @throws BadLocationException if unable to create string format
*/
private static String storeFormatRecurse(Element e, JTextPane pane) throws Exception {
String ret = "";
int ec = e.getElementCount();
if (ec == 0) {
// if more media addable in the future, this is where to process it...
// hard coded values because they're hard coded in Java. Eh.
if (e.getAttributes().getAttribute("$ename") != null
&& e.getAttributes().getAttribute("$ename").equals("icon")) {
if (e.getAttributes().getAttribute(PGTUtil.IMAGE_ID_ATTRIBUTE) == null) {
throw new Exception("ID For image not stored. Unable to store section.");
}
ret += "<img src=\"" + e.getAttributes().getAttribute(PGTUtil.IMAGE_ID_ATTRIBUTE) + "\">";
} else {
int start = e.getStartOffset();
int len = e.getEndOffset() - start;
if (start < pane.getDocument().getLength()) {
AttributeSet a = e.getAttributes();
String font = StyleConstants.getFontFamily(a);
String fontColor = colorToText(StyleConstants.getForeground(a));
int fontSize = StyleConstants.getFontSize(a);
ret += "<font face=\"" + font + "\""
+ "size=\"" + fontSize + "\""
+ "color=\"" + fontColor + "\"" + ">";
ret += pane.getDocument().getText(start, len);
ret += "</font>";
}
}
} else {
for (int i = 0; i < ec; i++) {
ret += storeFormatRecurse(e.getElement(i), pane);
}
}
return ret;
}
/**
* Construct popup menu.
*
* @param textPane Text pane.
* @param position Position in text.
* @param pageAnalysis Page analysis.
*/
@Override
protected JPopupMenu createPopup(
MWPane textPane, int position,
PageAnalysis pageAnalysis) {
if ((textPane == null) || (pageAnalysis == null)) {
return null;
}
Element element = textPane.getStyledDocument().getCharacterElement(position);
if (element == null) {
return null;
}
// Check if it's for Check Wiki
AttributeSet attributes = element.getAttributes();
Object attrInfo = attributes.getAttribute(MWPaneFormatter.ATTRIBUTE_INFO);
if (!(attrInfo instanceof CheckErrorResult)) {
return null;
}
CheckErrorResult info = (CheckErrorResult) attrInfo;
MWPaneCheckWikiMenuCreator menu = new MWPaneCheckWikiMenuCreator();
JPopupMenu popup = menu.createPopupMenu(null);
menu.addInfo(popup, element, textPane, info);
menu.addItemCopyPaste(popup, textPane);
return popup;
}
private boolean replaceButton(Element src, String imgFullPath) {
if (captureCancelled) {
if (_codePane.showThumbs && PreferencesUser.get().getPrefMoreImageThumbs()
|| !_codePane.showThumbs) {
return true;
}
}
int start = src.getStartOffset();
int end = src.getEndOffset();
int old_sel_start = _codePane.getSelectionStart(),
old_sel_end = _codePane.getSelectionEnd();
try {
StyledDocument doc = (StyledDocument) src.getDocument();
String text = doc.getText(start, end - start);
Debug.log(3, text);
for (int i = start; i < end; i++) {
Element elm = doc.getCharacterElement(i);
if (elm.getName().equals(StyleConstants.ComponentElementName)) {
AttributeSet attr = elm.getAttributes();
Component com = StyleConstants.getComponent(attr);
boolean isButton = com instanceof ButtonCapture;
boolean isLabel = com instanceof EditorPatternLabel;
if (isButton || isLabel && ((EditorPatternLabel) com).isCaptureButton()) {
Debug.log(5, "button is at " + i);
int oldCaretPos = _codePane.getCaretPosition();
_codePane.select(i, i + 1);
if (!_codePane.showThumbs) {
_codePane.insertString((new EditorPatternLabel(_codePane, imgFullPath, true)).toString());
} else {
if (PreferencesUser.get().getPrefMoreImageThumbs()) {
com = new EditorPatternButton(_codePane, imgFullPath);
} else {
if (captureCancelled) {
com = new EditorPatternLabel(_codePane, "");
} else {
com = new EditorPatternLabel(_codePane, imgFullPath, true);
}
}
_codePane.insertComponent(com);
}
_codePane.setCaretPosition(oldCaretPos);
break;
}
}
}
} catch (BadLocationException ble) {
Debug.error(me + "Problem inserting Button!\n%s", ble.getMessage());
}
_codePane.select(old_sel_start, old_sel_end);
_codePane.requestFocus();
return true;
}
/**
* Instantiates a new text based view, able to display rich text. This view
* corresponds to TextBox in CSSBox. <br>
* <a href="http://www.w3.org/TR/CSS21/box.html">Box Model</a>
*
* @param elem
* the elem
*
*/
public TextBoxView(Element elem)
{
super(elem);
AttributeSet tmpAttr = elem.getAttributes();
Object obj = tmpAttr.getAttribute(Constants.ATTRIBUTE_BOX_REFERENCE);
anchor = (Anchor) tmpAttr.getAttribute(Constants.ATTRIBUTE_ANCHOR_REFERENCE);
Integer i = (Integer) tmpAttr.getAttribute(Constants.ATTRIBUTE_DRAWING_ORDER);
order = (i == null) ? -1 : i;
if (obj instanceof TextBox)
{
box = (TextBox) obj;
}
else
{
throw new IllegalArgumentException("Box reference is not an instance of TextBox");
}
if (box.getNode() != null && box.getNode().getParentNode() instanceof org.w3c.dom.Element)
{
org.w3c.dom.Element pelem = Anchor.findAnchorElement((org.w3c.dom.Element) box.getNode().getParentNode());
Map<String, String> elementAttributes = anchor.getProperties();
if (pelem != null)
{
anchor.setActive(true);
elementAttributes.put(Constants.ELEMENT_A_ATTRIBUTE_HREF, pelem.getAttribute("href"));
elementAttributes.put(Constants.ELEMENT_A_ATTRIBUTE_NAME, pelem.getAttribute("name"));
elementAttributes.put(Constants.ELEMENT_A_ATTRIBUTE_TITLE, pelem.getAttribute("title"));
String target = pelem.getAttribute("target");
if ("".equals(target))
{
target = "_self";
}
elementAttributes.put(Constants.ELEMENT_A_ATTRIBUTE_TARGET, target);
// System.err.println("## Anchor at : " + this + " attr: "+
// elementAttributes);
}
else
{
anchor.setActive(false);
elementAttributes.clear();
}
}
}
/**
* Recreates and reloads the image. This should
* only be invoked from <code>refreshImage</code>.
*/
private void updateImageSize() {
int newWidth = 0;
int newHeight = 0;
int newState = 0;
Image newImage = getImage();
if (newImage != null) {
Element elem = getElement();
AttributeSet attr = elem.getAttributes();
// Get the width/height and set the state ivar before calling
// anything that might cause the image to be loaded, and thus the
// ImageHandler to be called.
newWidth = getIntAttr(HTML.Attribute.WIDTH, -1);
newHeight = getIntAttr(HTML.Attribute.HEIGHT, -1);
if (newWidth > 0) {
newState |= WIDTH_FLAG;
}
if (newHeight > 0) {
newState |= HEIGHT_FLAG;
}
/*
If synchronous loading flag is set, then make sure that the image is
scaled appropriately.
Otherwise, the ImageHandler::imageUpdate takes care of scaling the image
appropriately.
*/
if (getLoadsSynchronously()) {
Image img;
synchronized(this) {
img = image;
}
int w = img.getWidth(imageObserver);
int h = img.getHeight(imageObserver);
if (w > 0 && h > 0) {
Dimension d = adjustWidthHeight(w, h);
newWidth = d.width;
newHeight = d.height;
newState |= (WIDTH_FLAG | HEIGHT_FLAG);
}
}
// Make sure the image starts loading:
if ((newState & (WIDTH_FLAG | HEIGHT_FLAG)) != 0) {
Toolkit.getDefaultToolkit().prepareImage(newImage, newWidth,
newHeight,
imageObserver);
}
else {
Toolkit.getDefaultToolkit().prepareImage(newImage, -1, -1,
imageObserver);
}
boolean createText = false;
synchronized(this) {
// If imageloading failed, other thread may have called
// ImageLoader which will null out image, hence we check
// for it.
if (image != null) {
if ((newState & WIDTH_FLAG) == WIDTH_FLAG || width == 0) {
width = newWidth;
}
if ((newState & HEIGHT_FLAG) == HEIGHT_FLAG ||
height == 0) {
height = newHeight;
}
}
else {
createText = true;
if ((newState & WIDTH_FLAG) == WIDTH_FLAG) {
width = newWidth;
}
if ((newState & HEIGHT_FLAG) == HEIGHT_FLAG) {
height = newHeight;
}
}
state = state | newState;
state = (state | LOADING_FLAG) ^ LOADING_FLAG;
}
if (createText) {
// Only reset if this thread determined image is null
updateAltTextView();
}
}
else {
width = height = DEFAULT_HEIGHT;
updateAltTextView();
}
}
/**
*
*/
public BackgroundView(Element elem)
{
super(elem);
AttributeSet tmpAttr = elem.getAttributes();
Object obj = tmpAttr.getAttribute(Constants.ATTRIBUTE_BOX_REFERENCE);
anchor = (Anchor) tmpAttr.getAttribute(Constants.ATTRIBUTE_ANCHOR_REFERENCE);
Integer i = (Integer) tmpAttr.getAttribute(Constants.ATTRIBUTE_DRAWING_ORDER);
order = (i == null) ? -1 : i;
if (obj instanceof ElementBox)
{
box = (ElementBox) obj;
}
else
{
throw new IllegalArgumentException("Box reference is not an instance of ElementBox");
}
if (box.toString().contains("\"btn\""))
System.out.println("jo!");
if (box.getElement() != null)
{
Map<String, String> elementAttributes = anchor.getProperties();
org.w3c.dom.Element pelem = Anchor.findAnchorElement(box.getElement());
if (pelem != null)
{
anchor.setActive(true);
elementAttributes.put(Constants.ELEMENT_A_ATTRIBUTE_HREF, pelem.getAttribute("href"));
elementAttributes.put(Constants.ELEMENT_A_ATTRIBUTE_NAME, pelem.getAttribute("name"));
elementAttributes.put(Constants.ELEMENT_A_ATTRIBUTE_TITLE, pelem.getAttribute("title"));
String target = pelem.getAttribute("target");
if ("".equals(target))
{
target = "_self";
}
elementAttributes.put(Constants.ELEMENT_A_ATTRIBUTE_TARGET, target);
}
else
{
anchor.setActive(false);
elementAttributes.clear();
}
}
}
/**
* @param e Event.
* @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
*/
@Override
public void actionPerformed(ActionEvent e) {
MWPane textPane = getMWPane(e);
if (textPane == null) {
return;
}
StyledDocument doc = textPane.getStyledDocument();
if (doc == null) {
return;
}
int length = doc.getLength();
int lastEnd = Integer.MAX_VALUE;
for (int pos = 0; pos < length; pos = lastEnd) {
try {
Element run = doc.getCharacterElement(pos);
lastEnd = run.getEndOffset();
if (pos == lastEnd) {
// offset + length beyond length of document, bail.
break;
}
MutableAttributeSet attr = (MutableAttributeSet) run.getAttributes();
if ((attr != null) &&
(attr.getAttribute(MWPaneFormatter.ATTRIBUTE_TYPE) != null) &&
(attr.getAttribute(MWPaneFormatter.ATTRIBUTE_INFO) != null)) {
Object attrInfo = attr.getAttribute(MWPaneFormatter.ATTRIBUTE_INFO);
if (attrInfo instanceof CheckErrorResult) {
int startOffset = MWPaneFormatter.getUUIDStartOffset(textPane, run);
int endOffset = MWPaneFormatter.getUUIDEndOffet(textPane, run);
if (originalText.equals(textPane.getText(startOffset, endOffset - startOffset))) {
boolean possible = false;
CheckErrorResult info = (CheckErrorResult) attrInfo;
List<Actionnable> actionnables = info.getPossibleActions();
if (actionnables != null) {
for (Actionnable actionnable : actionnables) {
possible |= actionnable.isPossibleReplacement(newText);
}
}
if (possible) {
doc.remove(startOffset, endOffset - startOffset);
doc.insertString(startOffset, newText, attr);
lastEnd = startOffset + newText.length();
}
}
}
}
} catch (BadLocationException exception) {
// Nothing to do
}
}
}