Example usage for javax.swing.text JTextComponent select

Introduction

In this page you can find the example usage for javax.swing.text JTextComponent select.

Prototype

public void select(int selectionStart, int selectionEnd) 

Source Link

Document

Selects the text between the specified start and end positions.

Usage

From source file:net.sf.jabref.gui.AutoCompleteListener.java

/**
 * Start a new completion attempt/*from w w w.  ja v a2  s  . com*/
 * (instead of treating a continuation of an existing word or an interrupt of the current word)
 */
private void startCompletion(StringBuffer currentword, KeyEvent e) {
    JTextComponent comp = (JTextComponent) e.getSource();

    String[] completed = findCompletions(currentword.toString(), comp);
    String prefix = completer.getPrefix();
    String cWord = (prefix != null) && (!prefix.isEmpty()) ? currentword.toString().substring(prefix.length())
            : currentword.toString();

    LOGGER.debug("StartCompletion currentword: >" + currentword + "'<' prefix: >" + prefix + "'<' cword: >"
            + cWord + '<');

    int no = 0; // We use the first word in the array of completions.
    if ((completed != null) && (completed.length > 0)) {
        lastShownCompletion = 0;
        lastCompletions = completed;
        String sno = completed[no];

        // these two lines obey the user's input
        //toSetIn = Character.toString(ch);
        //toSetIn = toSetIn.concat(sno.substring(cWord.length()));
        // BUT we obey the completion
        toSetIn = sno.substring(cWord.length() - 1);

        LOGGER.debug("toSetIn: >" + toSetIn + '<');

        StringBuilder alltext = new StringBuilder(comp.getText());
        int cp = comp.getCaretPosition();
        alltext.insert(cp, toSetIn);
        comp.setText(alltext.toString());
        comp.setCaretPosition(cp);
        comp.select(cp + 1, (cp + 1 + sno.length()) - cWord.length());
        e.consume();
        lastCaretPosition = comp.getCaretPosition();
        char ch = e.getKeyChar();

        LOGGER.debug("Appending >" + ch + '<');

        if (cWord.length() <= 1) {
            lastBeginning = Character.toString(ch);
        } else {
            lastBeginning = cWord.substring(0, cWord.length() - 1).concat(Character.toString(ch));
        }
    }

}

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From source file:com.hexidec.ekit.EkitCore.java

/**
 * Method for finding (and optionally replacing) a string in the text
 *///from   w  w w.j a  va  2 s  . c om
private int findText(String findTerm, String replaceTerm, boolean bCaseSenstive, int iOffset) {
    JTextComponent jtpFindSource;
    if (sourceWindowActive || jtpSource.hasFocus()) {
        jtpFindSource = (JTextComponent) jtpSource;
    } else {
        jtpFindSource = (JTextComponent) jtpMain;
    }
    int searchPlace = -1;
    try {
        Document baseDocument = jtpFindSource.getDocument();
        searchPlace = (bCaseSenstive
                ? baseDocument.getText(0, baseDocument.getLength()).indexOf(findTerm, iOffset)
                : baseDocument.getText(0, baseDocument.getLength()).toLowerCase()
                        .indexOf(findTerm.toLowerCase(), iOffset));
        if (searchPlace > -1) {
            if (replaceTerm != null) {
                AttributeSet attribs = null;
                if (baseDocument instanceof HTMLDocument) {
                    Element element = ((HTMLDocument) baseDocument).getCharacterElement(searchPlace);
                    attribs = element.getAttributes();
                }
                baseDocument.remove(searchPlace, findTerm.length());
                baseDocument.insertString(searchPlace, replaceTerm, attribs);
                jtpFindSource.setCaretPosition(searchPlace + replaceTerm.length());
                jtpFindSource.requestFocus();
                jtpFindSource.select(searchPlace, searchPlace + replaceTerm.length());
            } else {
                jtpFindSource.setCaretPosition(searchPlace + findTerm.length());
                jtpFindSource.requestFocus();
                jtpFindSource.select(searchPlace, searchPlace + findTerm.length());
            }
        }
    } catch (BadLocationException ble) {
        logException("BadLocationException in actionPerformed method", ble);
        new SimpleInfoDialog(this.getWindow(), Translatrix.getTranslationString("Error"), true,
                Translatrix.getTranslationString("ErrorBadLocationException"), SimpleInfoDialog.ERROR);
    }
    return searchPlace;
}

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From source file:org.parosproxy.paros.view.FindDialog.java

private void find() {
    JTextComponent txtComp = lastInvoker;
    if (txtComp == null) {
        JFrame parent = (JFrame) (this.getParent());
        Component c = parent.getMostRecentFocusOwner();
        if (c instanceof JTextComponent) {
            txtComp = (JTextComponent) c;
        }//w  w w  . j av a 2  s .c  om
    }

    // ZAP: Check if a JTextComponent was really found.
    if (txtComp == null) {
        return;
    }

    try {
        String findText = txtFind.getText().toLowerCase();
        String txt = txtComp.getText().toLowerCase();
        int startPos = txt.indexOf(findText, txtComp.getCaretPosition());

        // Enable Wrap Search
        if (startPos <= 0) {
            txtComp.setCaretPosition(0);
            startPos = txt.indexOf(findText, txtComp.getCaretPosition());
        }

        int length = findText.length();
        if (startPos > -1) {
            txtComp.select(startPos, startPos + length);
            txtComp.requestFocusInWindow();
            txtFind.requestFocusInWindow();
        } else {
            Toolkit.getDefaultToolkit().beep();
        }
    } catch (Exception e) {
        System.out.println("Exception: " + e.getMessage());
    }
}

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From source file:ro.nextreports.designer.ui.sqleditor.syntax.SyntaxUtil.java

/**
 * Return the lines that span the selection (split as an array of Strings)
 * if there is no selection then current line is returned.
 * //from   ww w. j ava  2s  .  c  o m
 * Note that the strings returned will not contain the terminating line feeds.
 * 
 * The text component will then have the full lines set as selection.
 * 
 * @param target
 * @return String[] of lines spanning selection / or Dot
 */
public static String[] getSelectedLines(JTextComponent target) {
    String[] lines = null;
    try {
        PlainDocument document = (PlainDocument) target.getDocument();
        int start = document.getParagraphElement(target.getSelectionStart()).getStartOffset();
        int end;
        if (target.getSelectionStart() == target.getSelectionEnd()) {
            end = document.getParagraphElement(target.getSelectionEnd()).getEndOffset();
        } else {
            // if more than one line is selected, we need to subtract one from the end
            // so that we do not select the line with the caret and no selection in it
            end = document.getParagraphElement(target.getSelectionEnd() - 1).getEndOffset();
        }
        target.select(start, end);
        lines = document.getText(start, end - start).split("\n");
        target.select(start, end);
    } catch (BadLocationException e) {
        LOG.error(e.getMessage(), e);
        lines = EMPTY_STRING_ARRAY;
    }

    return lines;
}

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