javax.swing.text.Element.getEndOffset()方法的使用及代码示例

x33g5p2x  于2022-01-19 转载在 其他  
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本文整理了Java中javax.swing.text.Element.getEndOffset()方法的一些代码示例，展示了Element.getEndOffset()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Element.getEndOffset()方法的具体详情如下：
包路径：javax.swing.text.Element
类名称：Element
方法名：getEndOffset

Element.getEndOffset介绍

暂无

代码示例

代码示例来源：origin: bobbylight/RSyntaxTextArea

private boolean getDoAdd(Document doc, Element map, int startLine,
          int endLine, String[] startEnd)
            throws BadLocationException {
  boolean doAdd = false;
  for (int i=startLine; i<=endLine; i++) {
    Element elem = map.getElement(i);
    int start = elem.getStartOffset();
    String t = doc.getText(start, elem.getEndOffset()-start-1);
    if (!t.startsWith(startEnd[0]) ||
        (startEnd[1]!=null && !t.endsWith(startEnd[1]))) {
      doAdd = true;
      break;
    }
  }
  return doAdd;
}

代码示例来源：origin: bobbylight/RSyntaxTextArea

private static Element getLineElem(Document d, int offs) {
  Element map = d.getDefaultRootElement();
  int index = map.getElementIndex(offs);
  Element elem = map.getElement(index);
  if ((offs>=elem.getStartOffset()) && (offs<elem.getEndOffset())) {
    return elem;
  }
  return null;
}

代码示例来源：origin: bobbylight/RSyntaxTextArea

private void handleToggleComment(Element elem, Document doc,
  String[] startEnd, boolean add) throws BadLocationException {
  int start = elem.getStartOffset();
  int end = elem.getEndOffset() - 1;
  if (add) {
    if (startEnd[1]!=null) {
      doc.insertString(end, startEnd[1], null);
    }
    doc.insertString(start, startEnd[0], null);
  }
  else {
    if (startEnd[1]!=null) {
      int temp = startEnd[1].length();
      doc.remove(end-temp, temp);
    }
    doc.remove(start, startEnd[0].length());
  }
}

代码示例来源：origin: bobbylight/RSyntaxTextArea

@Override
protected int getWordEnd(RTextArea textArea, int offs)
    throws BadLocationException {
  RSyntaxDocument doc = (RSyntaxDocument)textArea.getDocument();
  Element root = doc.getDefaultRootElement();
  int line = root.getElementIndex(offs);
  Element elem = root.getElement(line);
  int end = elem.getEndOffset() - 1;
  int wordEnd = offs;
  while (wordEnd <= end) {
    if (!isIdentifierChar(doc.charAt(wordEnd))) {
      break;
    }
    wordEnd++;
  }
  return wordEnd;
}

代码示例来源：origin: SKCraft/Launcher

private void removeFromStart(Document document, Element root, int excess) {
  Element line = root.getElement(excess - 1);
  int end = line.getEndOffset();
  try {
    document.remove(0, end);
  } catch (BadLocationException ble) {
    System.out.println(ble);
  }
}

代码示例来源：origin: fr.inria.wimmics/kggui

public int getLineOfOffset(final JTextComponent textComponent, final int line) throws BadLocationException {
  final Document doc = textComponent.getDocument();
  final int lineCount = doc.getDefaultRootElement().getElementCount();
  if (line < 0) {
    throw new BadLocationException("Negative line", -1);
  } else if (line > lineCount) {
    throw new BadLocationException("No such line", doc.getLength() + 1);
  } else {
    Element map = doc.getDefaultRootElement();
    Element lineElem = map.getElement(line);
    return lineElem.getEndOffset();
  }
}

代码示例来源：origin: bobbylight/RSyntaxTextArea

/**
 * Returns the leading whitespace of a specific line in a document.
 *
 * @param doc The document.
 * @param offs The offset whose line to get the leading whitespace for.
 * @return The leading whitespace.
 * @throws BadLocationException If <code>offs</code> is not a valid offset
 *         in the document.
 * @see #getLeadingWhitespace(String)
 */
public static String getLeadingWhitespace(Document doc, int offs)
                throws BadLocationException {
  Element root = doc.getDefaultRootElement();
  int line = root.getElementIndex(offs);
  Element elem = root.getElement(line);
  int startOffs = elem.getStartOffset();
  int endOffs = elem.getEndOffset() - 1;
  String text = doc.getText(startOffs, endOffs-startOffs);
  return getLeadingWhitespace(text);
}

代码示例来源：origin: bobbylight/RSyntaxTextArea

/**
 * Makes our private <code>Segment s</code> point to the text in our
 * document referenced by the specified element.  Note that
 * <code>line</code> MUST be a valid line number in the document.
 *
 * @param line The line number you want to get.
 */
private void setSharedSegment(int line) {
  Element map = getDefaultRootElement();
  //int numLines = map.getElementCount();
  Element element = map.getElement(line);
  if (element==null) {
    throw new InternalError("Invalid line number: " + line);
  }
  int startOffset = element.getStartOffset();
  //int endOffset = (line==numLines-1 ?
  //			element.getEndOffset()-1 : element.getEndOffset() - 1);
  int endOffset = element.getEndOffset()-1; // Why always "-1"?
  try {
    getText(startOffset, endOffset-startOffset, s);
  } catch (BadLocationException ble) {
    throw new InternalError("Text range not in document: " +
              startOffset + "-" + endOffset);
  }
}

代码示例来源：origin: bobbylight/RSyntaxTextArea

int tabSize)
            throws BadLocationException {
int start = elem.getStartOffset();
int end = elem.getEndOffset() - 1; // Why always true??
doc.getText(start,end-start, s);
int i = s.offset;

代码示例来源：origin: bobbylight/RSyntaxTextArea

@Override
public void actionPerformedImpl(ActionEvent e, RTextArea textArea) {
  try {
    // We use the elements instead of calling getLineOfOffset(),
    // etc. to speed things up just a tad (i.e. micro-optimize).
    Document document = textArea.getDocument();
    int caretPosition = textArea.getCaretPosition();
    Element map = document.getDefaultRootElement();
    int currentLineNum = map.getElementIndex(caretPosition);
    Element currentLineElement = map.getElement(currentLineNum);
    // Always take -1 as we don't want to remove the newline.
    int currentLineEnd = currentLineElement.getEndOffset()-1;
    if (caretPosition<currentLineEnd) {
      document.remove(caretPosition,
              currentLineEnd-caretPosition);
    }
  } catch (BadLocationException ble) {
    ble.printStackTrace();
  }
}

代码示例来源：origin: SKCraft/SKMCLauncher

private void removeFromStart(Document document, Element root) {
  Element line = root.getElement(0);
  int end = line.getEndOffset();
  try {
    document.remove(0, end);
  } catch (BadLocationException ble) {
    System.out.println(ble);
  }
}

代码示例来源：origin: Wimmics/corese

public int getLineOfOffset(final JTextComponent textComponent, final int line) throws BadLocationException {
  final Document doc = textComponent.getDocument();
  final int lineCount = doc.getDefaultRootElement().getElementCount();
  if (line < 0) {
    throw new BadLocationException("Negative line", -1);
  } else if (line > lineCount) {
    throw new BadLocationException("No such line", doc.getLength() + 1);
  } else {
    Element map = doc.getDefaultRootElement();
    Element lineElem = map.getElement(line);
    return lineElem.getEndOffset();
  }
}

代码示例来源：origin: bobbylight/RSyntaxTextArea

private void doError(SAXParseException e, ParserNotice.Level level) {
  int line = e.getLineNumber() - 1;
  Element root = doc.getDefaultRootElement();
  Element elem = root.getElement(line);
  int offs = elem.getStartOffset();
  int len = elem.getEndOffset() - offs;
  if (line==root.getElementCount()-1) {
    len++;
  }
  DefaultParserNotice pn = new DefaultParserNotice(XmlParser.this,
                  e.getMessage(), line, offs, len);
  pn.setLevel(level);
  result.addNotice(pn);
}

代码示例来源：origin: bobbylight/RSyntaxTextArea

/**
 * Returns whether a parser notice contains the specified offset.
 *
 * @param notice The notice.
 * @param offs The offset.
 * @return Whether the notice contains the offset.
 */
private boolean noticeContainsPosition(ParserNotice notice, int offs){
  if (notice.getKnowsOffsetAndLength()) {
    return notice.containsPosition(offs);
  }
  Document doc = textArea.getDocument();
  Element root = doc.getDefaultRootElement();
  int line = notice.getLine();
  if (line<0) { // Defensive against possible bad user-defined notices.
    return false;
  }
  Element elem = root.getElement(line);
  return elem != null && offs>=elem.getStartOffset() && offs<elem.getEndOffset();
}

代码示例来源：origin: bobbylight/RSyntaxTextArea

if(offs < curPara.getStartOffset()) {
  offs = Utilities.getParagraphElement(textArea, offs).
                getEndOffset() - 1;

代码示例来源：origin: bobbylight/RSyntaxTextArea

@Override
public void actionPerformedImpl(ActionEvent e, RTextArea textArea) {
  int offs = textArea.getCaretPosition();
  int endOffs = 0;
  try {
    if (textArea.getLineWrap()) {
      // Must check per character, since one logical line may be
      // many physical lines.
      // FIXME:  Replace Utilities call with custom version to
      // cut down on all of the modelToViews, as each call causes
      // a getTokenList => expensive!
      endOffs = Utilities.getRowEnd(textArea, offs);
    }
    else {
      Element root = textArea.getDocument().getDefaultRootElement();
      int line = root.getElementIndex(offs);
      endOffs = root.getElement(line).getEndOffset() - 1;
    }
    if (select) {
      textArea.moveCaretPosition(endOffs);
    }
    else {
      textArea.setCaretPosition(endOffs);
    }
  } catch (Exception ex) {
    UIManager.getLookAndFeel().provideErrorFeedback(textArea);
  }
}

代码示例来源：origin: Spoutcraft/LegacyLauncher

private void removeFromStart(Document document, Element root) {
  Element line = root.getElement(0);
  int end = line.getEndOffset();
  try {
    document.remove(0, end);
  } catch (BadLocationException ble) {
    System.out.println(ble);
  }
}

代码示例来源：origin: cmu-phil/tetrad

private void removeLines() {
    Element root = getDocument().getDefaultRootElement();

    while (root.getElementCount() > maxLines) {
      Element firstLine = root.getElement(0);

      try {
        getDocument().remove(0, firstLine.getEndOffset());
      }
      catch (BadLocationException ble) {
        ble.printStackTrace();
      }
    }
  }
}

代码示例来源：origin: bobbylight/RSyntaxTextArea

Element root = doc.getDefaultRootElement();
int line = root.getElementIndex(offs);
Element elem = root.getElement(line);
int start = elem.getStartOffset();
if (offs > start) {
  char ch = doc.charAt(offs);
    return -1;
  elem = root.getElement(--line);
  offs = elem.getEndOffset() - 1;
while (prevWordStart == -1 && line > 0) {
  line--;
  elem = root.getElement(line);
  prevWordStart = getPreviousWordStartInLine(doc, elem,
      elem.getEndOffset());

代码示例来源：origin: bobbylight/RSyntaxTextArea

Element elem = root.getElement(line);
int start = elem.getStartOffset();
elem = root.getElement(endLine);
int end = elem.getEndOffset();
int lineCount = textArea.getLineCount();
boolean movingLastLine = false;

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