@Override
protected Transferable createTransferable(JComponent c) {
JTextPane aTextPane = (JTextPane) c;
HTMLEditorKit kit = ((HTMLEditorKit) aTextPane.getEditorKit());
StyledDocument sdoc = aTextPane.getStyledDocument();
int sel_start = aTextPane.getSelectionStart();
int sel_end = aTextPane.getSelectionEnd();
int i = sel_start;
StringBuilder output = new StringBuilder();
while (i < sel_end) {
Element e = sdoc.getCharacterElement(i);
Object nameAttr = e.getAttributes().getAttribute(StyleConstants.NameAttribute);
int start = e.getStartOffset(), end = e.getEndOffset();
if (nameAttr == HTML.Tag.BR) {
output.append("\n");
} else if (nameAttr == HTML.Tag.CONTENT) {
if (start < sel_start) {
start = sel_start;
}
if (end > sel_end) {
end = sel_end;
}
try {
String str = sdoc.getText(start, end - start);
output.append(str);
} catch (BadLocationException ble) {
Debug.error(me + "Copy-paste problem!\n%s", ble.getMessage());
}
}
i = end;
}
return new StringSelection(output.toString());
}
public int computeDocumentOffset(int line, int column) throws BadLocationException {
if (line < 0 || column < 0) throw new BadLocationException("Negative line/col", -1);
Element lineElement = editor.getDocument().getDefaultRootElement().getElement(line - 1);
int beginLineOffset = lineElement.getStartOffset();
int endLineOffset = lineElement.getEndOffset();
String text = editor.getDocument().getText(beginLineOffset, endLineOffset - beginLineOffset);
int parserChar = 1;
int documentChar = 0;
while (parserChar < column) {
if (documentChar < text.length() && text.charAt(documentChar) == '\t') {
parserChar += 8;
documentChar += 1;
} else {
parserChar += 1;
documentChar += 1;
}
}
return beginLineOffset + documentChar;
}
@Override
public void mouseClicked(MouseEvent me) {
Element el = doc.getCharacterElement(viewToModel(me.getPoint()));
if (el == null) return;
AttributeSet as = el.getAttributes();
if (as.isDefined("ip")) {
String ip = (String) as.getAttribute("ip");
ScriptException se = (ScriptException) as.getAttribute("exception");
Node node = net.getAtIP(ip);
if (node == null) {
Utility.displayError("Error", "Computer does not exist");
return;
}
String errorString =
"--ERROR--\n"
+ "Error at line number "
+ se.getLineNumber()
+ " and column number "
+ se.getColumnNumber()
+ "\n"
+ se.getMessage();
new ScriptDialog(
parentFrame,
str -> {
if (str != null) {
node.setScript(str);
}
},
node.getScript(),
errorString)
.setVisible(true);
}
}
private void analyseDocument(Document document, int lineNum, PythonIndentation indentationLogic)
throws BadLocationException {
Element map = document.getDefaultRootElement();
int endPos = map.getElement(lineNum).getEndOffset();
indentationLogic.reset();
indentationLogic.addText(document.getText(0, endPos));
}
/**
* Repaint the region of change covered by the given document event. Damages the line that begins
* the range to cover the case when the insert/remove is only on one line. If lines are added or
* removed, damages the whole view. The longest line is checked to see if it has changed.
*/
protected void updateDamage(DocumentEvent changes, Shape a, ViewFactory f) {
Component host = getContainer();
updateMetrics();
Element elem = getElement();
DocumentEvent.ElementChange ec = changes.getChange(elem);
Element[] added = (ec != null) ? ec.getChildrenAdded() : null;
Element[] removed = (ec != null) ? ec.getChildrenRemoved() : null;
if (((added != null) && (added.length > 0)) || ((removed != null) && (removed.length > 0))) {
// lines were added or removed...
if (added != null) {
int addedAt = ec.getIndex(); // FIXME: Is this correct?????
for (int i = 0; i < added.length; i++) possiblyUpdateLongLine(added[i], addedAt + i);
}
if (removed != null) {
for (int i = 0; i < removed.length; i++) {
if (removed[i] == longLine) {
longLineWidth = -1; // Must do this!!
calculateLongestLine();
break;
}
}
}
preferenceChanged(null, true, true);
host.repaint();
}
// This occurs when syntax highlighting only changes on lines
// (i.e. beginning a multiline comment).
else if (changes.getType() == DocumentEvent.EventType.CHANGE) {
// System.err.println("Updating the damage due to a CHANGE event...");
int startLine = changes.getOffset();
int endLine = changes.getLength();
damageLineRange(startLine, endLine, a, host);
} else {
Element map = getElement();
int line = map.getElementIndex(changes.getOffset());
damageLineRange(line, line, a, host);
if (changes.getType() == DocumentEvent.EventType.INSERT) {
// check to see if the line is longer than current
// longest line.
Element e = map.getElement(line);
if (e == longLine) {
// We must recalculate longest line's width here
// because it has gotten longer.
longLineWidth = getLineWidth(line);
preferenceChanged(null, true, false);
} else {
// If long line gets updated, update the status bars too.
if (possiblyUpdateLongLine(e, line)) preferenceChanged(null, true, false);
}
} else if (changes.getType() == DocumentEvent.EventType.REMOVE) {
if (map.getElement(line) == longLine) {
// removed from longest line... recalc
longLineWidth = -1; // Must do this!
calculateLongestLine();
preferenceChanged(null, true, false);
}
}
}
}
/*
* We need to know if the caret is currently positioned on the line we
* are about to paint so the line number can be highlighted.
*/
private boolean isCurrentLine(int rowStartOffset) {
int caretPosition = component.getCaretPosition();
Element root = component.getDocument().getDefaultRootElement();
if (root.getElementIndex(rowStartOffset) == root.getElementIndex(caretPosition)) return true;
else return false;
}
private static int getNSVisualPosition(EditorPane txt, int pos, int direction) {
Element root = txt.getDocument().getDefaultRootElement();
int numLines = root.getElementIndex(txt.getDocument().getLength() - 1) + 1;
int line = root.getElementIndex(pos) + 1;
int tarLine = direction == SwingConstants.NORTH ? line - 1 : line + 1;
try {
if (tarLine <= 0) {
return 0;
}
if (tarLine > numLines) {
return txt.getDocument().getLength();
}
Rectangle curRect = txt.modelToView(pos);
Rectangle tarEndRect;
if (tarLine < numLines) {
tarEndRect = txt.modelToView(txt.getLineStartOffset(tarLine) - 1);
} else {
tarEndRect = txt.modelToView(txt.getDocument().getLength() - 1);
}
Debug.log(9, "curRect: " + curRect + ", tarEnd: " + tarEndRect);
if (curRect.x > tarEndRect.x) {
pos = txt.viewToModel(new Point(tarEndRect.x, tarEndRect.y));
} else {
pos = txt.viewToModel(new Point(curRect.x, tarEndRect.y));
}
} catch (BadLocationException e) {
Debug.error(me + "Problem getting next visual position\n%s", e.getMessage());
}
return pos;
}
/**
* Adds the matching block end.
*
* @param offset the offset
* @return the string after adding the matching block end
* @throws BadLocationException if the offset is invalid
*/
protected String addMatchingBlockEnd(int offset) throws BadLocationException {
StringBuffer result;
StringBuffer whiteSpace = new StringBuffer();
int line = m_RootElement.getElementIndex(offset);
int i = m_RootElement.getElement(line).getStartOffset();
while (true) {
String temp = m_Self.getText(i, 1);
if (temp.equals(" ") || temp.equals("\t")) {
whiteSpace.append(temp);
i++;
} else {
break;
}
}
// assemble string
result = new StringBuffer();
result.append(m_BlockStart);
result.append("\n");
result.append(whiteSpace.toString());
if (m_UseBlanks) result.append(m_Indentation);
else result.append("\t");
result.append("\n");
result.append(whiteSpace.toString());
result.append(m_BlockEnd);
return result.toString();
}
// Method to draw on the view
@Override
public void paint(Graphics g) {
Graphics2D g2D = (Graphics2D) g; // Get a 2D device context
for (Element element : theApp.getModel()) { // For each element in the model
element.draw(g2D); // ...draw the element
}
}
protected int getViewIndexAtPosition(int pos) {
Element elem = getElement();
if (elem.isLeaf()) {
return 0;
}
return super.getViewIndexAtPosition(pos);
}
private void processPanel(Session session, Element element, HashMap additionalInformation) {
panelElementPresent = true;
String panelName = element.getAttribute("name");
if (panelName == null) {
panelName = "Panel" + panelCounter++;
}
List<Track> panelTracks = new ArrayList();
NodeList elements = element.getChildNodes();
for (int i = 0; i < elements.getLength(); i++) {
Node childNode = elements.item(i);
if (childNode.getNodeName().equalsIgnoreCase(SessionElement.DATA_TRACK.getText())
|| // Is this a track?
childNode.getNodeName().equalsIgnoreCase(SessionElement.TRACK.getText())) {
List<Track> tracks = processTrack(session, (Element) childNode, additionalInformation);
if (tracks != null) {
panelTracks.addAll(tracks);
}
} else {
process(session, childNode, additionalInformation);
}
}
TrackPanel panel = IGV.getInstance().getTrackPanel(panelName);
panel.addTracks(panelTracks);
}
/**
* Returns the line.
*
* @param content the content
* @param offset the offset to start at
* @return the line
*/
protected String getLine(String content, int offset) {
int line = m_RootElement.getElementIndex(offset);
Element lineElement = m_RootElement.getElement(line);
int start = lineElement.getStartOffset();
int end = lineElement.getEndOffset();
return content.substring(start, end - 1);
}
/**
* Paints the word-wrapped text.
*
* @param g The graphics context in which to paint.
* @param a The shape (usually a rectangle) in which to paint.
*/
public void paint(Graphics g, Shape a) {
Rectangle alloc = (a instanceof Rectangle) ? (Rectangle) a : a.getBounds();
tabBase = alloc.x;
Graphics2D g2d = (Graphics2D) g;
host = (RSyntaxTextArea) getContainer();
int ascent = host.getMaxAscent();
int fontHeight = host.getLineHeight();
FoldManager fm = host.getFoldManager();
TokenPainter painter = host.getTokenPainter();
Element root = getElement();
// Whether token styles should always be painted, even in selections
int selStart = host.getSelectionStart();
int selEnd = host.getSelectionEnd();
boolean useSelectedTextColor = host.getUseSelectedTextColor();
int n = getViewCount(); // Number of lines.
int x = alloc.x + getLeftInset();
tempRect.y = alloc.y + getTopInset();
Rectangle clip = g.getClipBounds();
for (int i = 0; i < n; i++) {
tempRect.x = x + getOffset(X_AXIS, i);
// tempRect.y = y + getOffset(Y_AXIS, i);
tempRect.width = getSpan(X_AXIS, i);
tempRect.height = getSpan(Y_AXIS, i);
// System.err.println("For line " + i + ": tempRect==" + tempRect);
if (tempRect.intersects(clip)) {
Element lineElement = root.getElement(i);
int startOffset = lineElement.getStartOffset();
int endOffset = lineElement.getEndOffset() - 1; // Why always "-1"?
View view = getView(i);
if (!useSelectedTextColor
|| selStart == selEnd
|| (startOffset >= selEnd || endOffset < selStart)) {
drawView(painter, g2d, alloc, view, fontHeight, tempRect.y + ascent);
} else {
// System.out.println("Drawing line with selection: " + i);
drawViewWithSelection(
painter, g2d, alloc, view, fontHeight, tempRect.y + ascent, selStart, selEnd);
}
}
tempRect.y += tempRect.height;
Fold possibleFold = fm.getFoldForLine(i);
if (possibleFold != null && possibleFold.isCollapsed()) {
i += possibleFold.getCollapsedLineCount();
// Visible indicator of collapsed lines
Color c = RSyntaxUtilities.getFoldedLineBottomColor(host);
if (c != null) {
g.setColor(c);
g.drawLine(x, tempRect.y - 1, alloc.width, tempRect.y - 1);
}
}
}
}
private FixedCoords getFixedCoords(Element shape, int width, int height, String suffix) {
if (suffix == null) suffix = "";
// parse the coordinates and check if they are fixed or reverse fixed
String val = shape.getAttribute(ATR_X + suffix);
int x, y, fixedX = 0, fixedY = 0;
if (val.endsWith(VAL_RF)) {
x = width;
fixedX = x - Integer.parseInt(val.substring(0, val.length() - 2));
} else if (val.endsWith(VAL_F)) {
x = Integer.parseInt(val.substring(0, val.length() - 1));
fixedX = -1;
} else {
x = Integer.parseInt(val);
}
val = shape.getAttribute(ATR_Y + suffix);
if (val.endsWith(VAL_RF)) {
y = height;
fixedY = y - Integer.parseInt(val.substring(0, val.length() - 2));
} else if (val.endsWith(VAL_F)) {
y = Integer.parseInt(val.substring(0, val.length() - 1));
fixedY = -1;
} else {
y = Integer.parseInt(val);
}
return new FixedCoords(x, fixedX, y, fixedY);
}
private Dim getDim(Element shape) {
return new Dim(
Integer.parseInt(shape.getAttribute(ATR_X)),
Integer.parseInt(shape.getAttribute(ATR_Y)),
Integer.parseInt(shape.getAttribute(ATR_WIDTH)),
Integer.parseInt(shape.getAttribute(ATR_HEIGHT)));
}
/*
* Get the line number to be drawn. The empty string will be returned
* when a line of text has wrapped.
*/
protected String getTextLineNumber(int rowStartOffset) {
Element root = component.getDocument().getDefaultRootElement();
int index = root.getElementIndex(rowStartOffset);
Element line = root.getElement(index);
if (line.getStartOffset() == rowStartOffset) return String.valueOf(index + 1);
else return "";
}
/**
* Loads all of the children to initialize the view. This is called by the <code>setParent</code>
* method. Subclasses can re-implement this to initialize their child views in a different manner.
* The default implementation creates a child view for each child element.
*
* @param f the view factory
*/
protected void loadChildren(ViewFactory f) {
Element e = getElement();
int n = e.getElementCount();
if (n > 0) {
View[] added = new View[n];
for (int i = 0; i < n; i++) added[i] = new WrappedLine(e.getElement(i));
replace(0, 0, added);
}
}
protected void loadChildren(ViewFactory f) {
Element elem = getElement();
if (elem.isLeaf()) {
View v = new LabelView(elem);
append(v);
} else {
super.loadChildren(f);
}
}
private Lineprops getLineProps(Element shape) {
return new Lineprops(
shape.hasAttribute(ATR_STROKE)
? Float.parseFloat(shape.getAttribute(ATR_STROKE))
: IMPLIED_STROKE,
shape.hasAttribute(ATR_LINETYPE)
? Float.parseFloat(shape.getAttribute(ATR_LINETYPE))
: IMPLIED_LINE);
}
/**
* Provides a mapping from the document model coordinate space to the coordinate space of the
* view mapped to it.
*
* @param pos the position to convert
* @param a the allocated region to render into
* @return the bounding box of the given position is returned
* @exception BadLocationException if the given position does not represent a valid location in
* the associated document.
*/
@Override
public Shape modelToView(int pos, Shape a, Position.Bias b) throws BadLocationException {
// System.err.println("--- begin modelToView ---");
Rectangle alloc = a.getBounds();
RSyntaxTextArea textArea = (RSyntaxTextArea) getContainer();
alloc.height = textArea.getLineHeight(); // metrics.getHeight();
alloc.width = 1;
int p0 = getStartOffset();
int p1 = getEndOffset();
int testP = (b == Position.Bias.Forward) ? pos : Math.max(p0, pos - 1);
// Get the token list for this line so we don't have to keep
// recomputing it if this logical line spans multiple physical
// lines.
RSyntaxDocument doc = (RSyntaxDocument) getDocument();
Element map = doc.getDefaultRootElement();
int line = map.getElementIndex(p0);
Token tokenList = doc.getTokenListForLine(line);
float x0 = alloc.x; // 0;
while (p0 < p1) {
TokenSubList subList =
TokenUtils.getSubTokenList(
tokenList, p0, WrappedSyntaxView.this, textArea, x0, lineCountTempToken);
x0 = subList != null ? subList.x : x0;
tokenList = subList != null ? subList.tokenList : null;
int p = calculateBreakPosition(p0, tokenList, x0);
if ((pos >= p0) && (testP < p)) { // pos < p)) {
// it's in this line
alloc =
RSyntaxUtilities.getLineWidthUpTo(
textArea, s, p0, pos, WrappedSyntaxView.this, alloc, alloc.x);
// System.err.println("--- end modelToView ---");
return alloc;
}
// if (p == p1 && pos == p1) {
if (p == p1 - 1 && pos == p1 - 1) {
// Wants end.
if (pos > p0) {
alloc =
RSyntaxUtilities.getLineWidthUpTo(
textArea, s, p0, pos, WrappedSyntaxView.this, alloc, alloc.x);
}
// System.err.println("--- end modelToView ---");
return alloc;
}
p0 = (p == p0) ? p1 : p;
// System.err.println("... ... Incrementing y");
alloc.y += alloc.height;
}
throw new BadLocationException(null, pos);
}
@Override
public void mouseMoved(MouseEvent me) {
Element el = doc.getCharacterElement(viewToModel(me.getPoint()));
if (el == null) return;
AttributeSet as = el.getAttributes();
if (as.isDefined("ip")) {
setCursor(handCursor);
} else {
setCursor(defaultCursor);
}
}
public Element getClone() {
try {
Element element = (Element) this.clone();
element.start = this.start.getLocation();
element.end = this.end.getLocation();
element.parentSubnet = this.parentSubnet;
return element;
} catch (CloneNotSupportedException ex) {
throw new RuntimeException();
}
}
public Element getLineAtPoint(MouseEvent me) {
Point p = me.getLocationOnScreen();
Point pp = getLocationOnScreen();
p.translate(-pp.x, -pp.y);
int pos = viewToModel(p);
Element root = getDocument().getDefaultRootElement();
int e = root.getElementIndex(pos);
if (e == -1) {
return null;
}
return root.getElement(e);
}
public int getLineStartOffset(int line) throws BadLocationException {
// line starting from 0
Element map = getDocument().getDefaultRootElement();
if (line < 0) {
throw new BadLocationException("Negative line", -1);
} else if (line >= map.getElementCount()) {
throw new BadLocationException("No such line", getDocument().getLength() + 1);
} else {
Element lineElem = map.getElement(line);
return lineElem.getStartOffset();
}
}
private Node generateFieldNode(Document doc, ClassField field) {
Element fieldEl = doc.createElement(EL_FIELD);
fieldEl.setAttribute(ATR_NAME, field.getName());
fieldEl.setAttribute(ATR_TYPE, field.getType());
if (field.isInput()) fieldEl.setAttribute(ATR_NATURE, "input");
else if (field.isGoal()) fieldEl.setAttribute(ATR_NATURE, "goal");
if (field.getValue() != null) fieldEl.setAttribute(ATR_VALUE, field.getValue());
return fieldEl;
}
private void handleDecreaseIndent(int line, Element elem, StyledDocument doc)
throws BadLocationException {
int start = elem.getStartOffset();
int end = elem.getEndOffset() - 1;
doc.getText(start, end - start, segLine);
int i = segLine.offset;
end = i + segLine.count;
if (end > i) {
String leadingWS = PythonIndentation.getLeadingWhitespace(doc, start, end - start);
int toRemove = indentationLogic.checkDedent(leadingWS, line + 1);
doc.remove(start, toRemove);
}
}
public File reparseBefore() {
Element e = this.getDocument().getDefaultRootElement();
if (e.getEndOffset() - e.getStartOffset() == 1) {
return null;
}
File temp = FileManager.createTempFile("reparse");
try {
writeFile(temp.getAbsolutePath());
return temp;
} catch (IOException ex) {
}
return null;
}
@Override
public VPackage parse() {
logger.debug("Starting parsing package: " + xmlFile.getAbsolutePath());
long startParsing = System.currentTimeMillis();
try {
Document document = getDocument();
Element root = document.getDocumentElement();
_package = new VPackage(xmlFile);
Node name = root.getElementsByTagName(EL_NAME).item(0);
_package.setName(name.getTextContent());
Node descr = root.getElementsByTagName(EL_DESCRIPTION).item(0);
_package.setDescription(descr.getTextContent());
NodeList list = root.getElementsByTagName(EL_CLASS);
boolean initPainters = false;
for (int i = 0; i < list.getLength(); i++) {
PackageClass pc = parseClass((Element) list.item(i));
if (pc.getPainterName() != null) {
initPainters = true;
}
}
if (initPainters) {
_package.initPainters();
}
logger.info(
"Parsing the package '{}' finished in {}ms.\n",
_package.getName(),
(System.currentTimeMillis() - startParsing));
} catch (Exception e) {
collector.collectDiagnostic(e.getMessage(), true);
if (RuntimeProperties.isLogDebugEnabled()) {
e.printStackTrace();
}
}
try {
checkProblems("Error parsing package file " + xmlFile.getName());
} catch (Exception e) {
return null;
}
return _package;
}
//
// Implement CaretListener interface
//
@Override
public void caretUpdate(CaretEvent e) {
// Get the line the caret is positioned on
int caretPosition = component.getCaretPosition();
Element root = component.getDocument().getDefaultRootElement();
int currentLine = root.getElementIndex(caretPosition);
// Need to repaint so the correct line number can be highlighted
if (lastLine != currentLine) {
repaint();
lastLine = currentLine;
}
}
// <editor-fold defaultstate="collapsed" desc="replace text patterns with image buttons">
public boolean reparse() {
File temp = null;
Element e = this.getDocument().getDefaultRootElement();
if (e.getEndOffset() - e.getStartOffset() == 1) {
return true;
}
if ((temp = reparseBefore()) != null) {
if (reparseAfter(temp)) {
updateDocumentListeners();
return true;
}
}
return false;
}
