本文整理了Java中javax.swing.text.Element.getElement()方法的一些代码示例，展示了Element.getElement()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.getElement()方法的具体详情如下：
包路径：javax.swing.text.Element
类名称：Element
方法名：getElement

Element.getElement介绍

暂无

代码示例

代码示例来源：origin: SonarSource/sonarqube

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 "";
}

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 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: ron190/jsql-injection

/**
 * Get position of the beginning of the line.
 * @param line Index of the line
 * @return Offset of line
 * @throws BadLocationException
 */
public int getLineStartOffset(int line) throws BadLocationException {
  Element map = this.getDocument().getDefaultRootElement();
  if (line < 0) {
    throw new BadLocationException("Negative line", -1);
  } else if (line >= map.getElementCount()) {
    throw new BadLocationException("No such line", this.getDocument().getLength() + 1);
  } else {
    Element lineElem = map.getElement(line);
    return lineElem.getStartOffset();
  }
}

代码示例来源：origin: bobbylight/RSyntaxTextArea

@Override
  public int yForLine(Rectangle alloc, int line) throws BadLocationException {
    return yForLineContaining(alloc,
        getElement().getElement(line).getStartOffset());
//return alloc.y + getOffset(Y_AXIS, line);
  }

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: 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: skylot/jadx

@Nullable
protected String getTextLineNumber(int rowStartOffset) {
  Element root = codeArea.getDocument().getDefaultRootElement();
  int index = root.getElementIndex(rowStartOffset);
  Element line = root.getElement(index);
  if (line.getStartOffset() != rowStartOffset) {
    return null;
  }
  int lineNumber = index + 1;
  if (useSourceLines) {
    Integer sourceLine = codeArea.getSourceLine(lineNumber);
    if (sourceLine == null) {
      return null;
    }
    return String.valueOf(sourceLine);
  }
  return String.valueOf(lineNumber);
}

代码示例来源：origin: org.gosu-lang.gosu/gosu-lab

public int getLineOffset( int iLine )
{
 Element root = getDocument().getRootElements()[0];
 iLine = root.getElementCount() < iLine ? root.getElementCount() : iLine;
 Element elemAtLine = root.getElement( iLine );
 return elemAtLine == null ? 0 : elemAtLine.getStartOffset();
}

代码示例来源：origin: nz.ac.waikato.cms.weka.thirdparty/bounce

private int getLineStart(int i) throws BadLocationException {
  Element line = editor.getDocument().getDefaultRootElement().getElement(i);
  Rectangle result = editor.modelToView(line.getStartOffset());
  
  if (result != null) {
    return result.y;
  }
  
  return -1;
}

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: 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: groovy/groovy-core

public int findTabLocation(int offset) {
    // find first {
    boolean cont = true;
    while (offset > -1 && cont) {
      Element el = doc.getCharacterElement(offset);
      Object color =
          el.getAttributes().getAttribute(StyleConstants.Foreground);
      if (!COMMENT_COLOR.equals(color)) {
        cont = segment.array[offset] != '{' &&
            segment.array[offset] != '}';
      }
      offset -= cont ? 1 : 0;
    }
    if (offset > -1 && segment.array[offset] == '{') {
      while (offset > -1 &&
          !Character.isWhitespace(segment.array[offset--])) {
      }
    }
    int index = offset < 0 || segment.array[offset] == '}' ? -4 : 0;
    if (offset > -1) {
      Element top = doc.getDefaultRootElement();
      offset = top.getElement(top.getElementIndex(offset)).getStartOffset();
      while (Character.isWhitespace(segment.array[offset++])) {
        index++;
      }
    }
    return index;
  }
}

代码示例来源：origin: net.sf.squirrel-sql.thirdparty-non-maven/org-netbeans-modules-editor-lib

/** Return start offset of the line
* @param lineIndex line index starting from 0
* @return start position of the line or -1 if lineIndex was invalid
*/
public static int getRowStartFromLineOffset(BaseDocument doc, int lineIndex) {
  Element lineRoot = doc.getParagraphElement(0).getParentElement();
  if (lineIndex < 0 || lineIndex >= lineRoot.getElementCount()) {
    return -1; // invalid line number
  } else {
    return lineRoot.getElement(lineIndex).getStartOffset();
  }
}

代码示例来源：origin: nz.ac.waikato.cms.weka.thirdparty/bounce

private int getLineStart(int i) throws BadLocationException {
  Element line = editor.getDocument().getDefaultRootElement().getElement(i);
  Rectangle result = editor.modelToView(line.getStartOffset());
  if (result != null) {
    return result.y;
  }
  return -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);
  }
}