Example usage for javax.swing.text Element getElement

Introduction

In this page you can find the example usage for javax.swing.text Element getElement.

Prototype

public Element getElement(int index);

Source Link

Document

Fetches the child element at the given index.

Usage

From source file:org.domainmath.gui.MainFrame.java

private void gotoItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_gotoItemActionPerformed
    if (fileTab.getSelectedIndex() >= 0) {
        String s = JOptionPane.showInputDialog("Line Number:");
        RTextScrollPane t = (RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
        RSyntaxTextArea selectedArea = (RSyntaxTextArea) t.getTextArea();
        try {/*from   w  w w .  j  av  a  2s. c o  m*/
            Element element = selectedArea.getDocument().getDefaultRootElement();
            int lineRequested = Integer.parseInt(s);
            int rowCount = element.getElementCount();
            if (lineRequested > rowCount || lineRequested < 0) {

                setVisible(false);
                return;
            }
            Element row = null;
            int firstCharacter = 0;
            int rowNumber = 0;
            for (int i = 0; i < lineRequested; ++i) {
                firstCharacter = getFirstCharacter(row);
                rowNumber = element.getElementIndex(firstCharacter);
                row = element.getElement(rowNumber);
            }
            int lastColumnInRow = row.getEndOffset();
            selectedArea.select(firstCharacter, lastColumnInRow - 1);

        } catch (Exception e) {

        }
    }
}

From source file:org.executequery.gui.editor.QueryEditorTextPane.java

/**
 * Called when the caret position is updated.
 *
 * @param e the caret event/*from   w  w  w. j  a va  2  s. co  m*/
 */
public void caretUpdate(CaretEvent ce) {

    super.caretUpdate(ce);
    currentPosition = getCaretPosition();

    Element map = getElementMap();
    int row = map.getElementIndex(currentPosition);

    if (currentRow != row) {
        currentRow = row;
        //lineBorder.setRowCount(map.getElementCount());
    }

    Element lineElem = map.getElement(row);
    int col = currentPosition - lineElem.getStartOffset();
    editorPanel.getStatusBar().setCaretPosition(row + 1, col + 1);

    repaint();
}

From source file:org.fife.rsta.ac.js.JavaScriptParser.java

/**
 * {@inheritDoc}// ww w.  j a v  a2s .c  o m
 */
public ParseResult parse(RSyntaxDocument doc, String style) {

    astRoot = null;
    result.clearNotices();
    // Always spell check all lines, for now.
    Element root = doc.getDefaultRootElement();
    int lineCount = root.getElementCount();
    result.setParsedLines(0, lineCount - 1);

    DocumentReader r = new DocumentReader(doc);
    ErrorCollector errorHandler = new ErrorCollector();
    long start = System.currentTimeMillis();
    try {
        String script = IOUtils.toString(r);
        CompilerEnvirons env = createCompilerEnvironment(errorHandler, langSupport);
        Parser parser = new Parser(env);
        astRoot = parser.parse(new StringReader(MIRTH_SCRIPT_PREFIX + script + MIRTH_SCRIPT_SUFFIX), null, 0);
        env = createCompilerEnvironment(new ErrorCollector(), langSupport);
        astRoot = new Parser(env).parse(script, null, 0);
        long time = System.currentTimeMillis() - start;
        result.setParseTime(time);
    } catch (IOException ioe) { // Never happens
        result.setError(ioe);
        ioe.printStackTrace();
    } catch (RhinoException re) {
        // Shouldn't happen since we're passing an ErrorCollector in
        int line = re.lineNumber();
        // if (line>0) {
        Element elem = root.getElement(line);
        int offs = elem.getStartOffset();
        int len = elem.getEndOffset() - offs - 1;
        String msg = re.details();
        result.addNotice(new DefaultParserNotice(this, msg, line, offs, len));
        // }
    } catch (Exception e) {
        result.setError(e); // catch all
    }

    r.close();

    // Get any parser errors.
    switch (langSupport.getErrorParser()) {
    default:
    case RHINO:
        gatherParserErrorsRhino(errorHandler, root);
        break;
    case JSHINT:
        gatherParserErrorsJsHint(doc);
        break;
    }

    // addNotices(doc);
    support.firePropertyChange(PROPERTY_AST, null, astRoot);

    return result;

}

From source file:ru.gelin.fictionbook.reader.models.FBSimpleElementTest.java

@Test
public void testGetElement() {
    Node node = fb.getDocument().selectSingleNode("//fb:section[@id='section1']/fb:title");
    Element parent = document.getElement(node);
    assertSame(element, parent.getElement(0));
}

From source file:tk.tomby.tedit.core.Buffer.java

/**
 * DOCUMENT ME!//from   www  .  j a v a  2s .com
 *
 * @param line DOCUMENT ME!
 */
public void gotoLine(int line) {
    Element root = editor.getDocument().getDefaultRootElement();

    if ((line < root.getElementCount()) && (line > 0)) {
        Element element = root.getElement(line - 1);
        editor.setCaretPosition(element.getStartOffset());
    }
}