Example usage for javax.swing.text JTextComponent setSelectionStart

List of usage examples for javax.swing.text JTextComponent setSelectionStart

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Introduction

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

Prototype

@BeanProperty(bound = false, description = "starting location of the selection.")
public void setSelectionStart(int selectionStart)

Source Link

Document

Sets the selection start to the specified position.

Usage

From source file:Main.java

public static void main(String[] argv) {
    JTextComponent c = new JTextArea();

    c.setSelectionStart(10);
}

From source file:Main.java

public void focusGained(FocusEvent evt) {
    final JTextComponent c = (JTextComponent) evt.getSource();
    String s = c.getText();/*from  w w w  .j  a v  a 2  s .c  o  m*/

    for (int i = 0; i < s.length(); i++) {
        if (!Character.isDigit(s.charAt(i))) {
            c.setSelectionStart(i);
            c.setSelectionEnd(i);
            break;
        }
    }
}

From source file:Main.java

public void highLight(JTextComponent component, String patteren) {
    try {/*from  w w  w.j a  v a  2  s  . c om*/
        Document doc = component.getDocument();
        String text = component.getText(0, doc.getLength());
        int pos = component.getCaretPosition();
        if (pos == doc.getLength()) {
            pos = 0;
        }
        int index = text.toUpperCase().indexOf(patteren.toUpperCase(), pos);
        if (index >= 0) {
            component.setSelectionStart(index);
            component.setSelectionEnd(index + patteren.length());
            component.getCaret().setSelectionVisible(true);
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:Main.java

public void actionPerformed(ActionEvent e) {
    JTextComponent comp = getTextComponent(e);
    if (comp == null)
        return;/*from   ww w  .  j a v a 2 s .  c  o m*/
    Document doc = comp.getDocument();
    int start = comp.getSelectionStart();
    int end = comp.getSelectionEnd();
    try {
        int left = Utilities.getWordStart(comp, start);
        int right = Utilities.getWordEnd(comp, end);
        String word = doc.getText(left, right - left);
        doc.remove(left, right - left);
        doc.insertString(left, word.toUpperCase(), null);
        comp.setSelectionStart(start);
        comp.setSelectionEnd(end);
    } catch (Exception ble) {
        return;
    }
}

From source file:Main.java

public void actionPerformed(ActionEvent e) {
    JTextComponent comp = getTextComponent(e);
    if (comp == null)
        return;/*from  w w w  .  j  a v  a  2  s .  c  o m*/
    Document doc = comp.getDocument();
    int start = comp.getSelectionStart();
    int end = comp.getSelectionEnd();
    try {
        int left = Utilities.getWordStart(comp, start);
        int right = Utilities.getWordEnd(comp, end);
        String word = doc.getText(left, right - left);
        doc.remove(left, right - left);
        doc.insertString(left, word.toUpperCase(), null);
        comp.setSelectionStart(start);
        comp.setSelectionEnd(end);
    } catch (BadLocationException ble) {
        return;
    }
}

From source file:KeymapExample.java

public void actionPerformed(ActionEvent e) {
    JTextComponent comp = getTextComponent(e);
    if (comp == null)
        return;// w  ww  .  j a  va  2s .c  om
    Document doc = comp.getDocument();
    int start = comp.getSelectionStart();
    int end = comp.getSelectionEnd();
    try {
        int left = javax.swing.text.Utilities.getWordStart(comp, start);
        int right = javax.swing.text.Utilities.getWordEnd(comp, end);
        String word = doc.getText(left, right - left);
        doc.remove(left, right - left);
        doc.insertString(left, word.toUpperCase(), null);
        comp.setSelectionStart(start);
        comp.setSelectionEnd(end);
    } catch (BadLocationException ble) {
        return;
    }
}

From source file:edu.ku.brc.ui.tmanfe.SpreadSheet.java

/**
  * /*from   w w  w  .j  a  v a  2 s.c o m*/
  */
protected void buildSpreadsheet() {

    this.setShowGrid(true);

    int numRows = model.getRowCount();

    scrollPane = new JScrollPane(this, ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED,
            ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);
    setAutoResizeMode(JTable.AUTO_RESIZE_OFF);

    final SpreadSheet ss = this;
    JButton cornerBtn = UIHelper.createIconBtn("Blank", IconManager.IconSize.Std16, "SelectAll",
            new ActionListener() {
                public void actionPerformed(ActionEvent ae) {
                    ss.selectAll();
                }
            });
    cornerBtn.setEnabled(true);
    scrollPane.setCorner(ScrollPaneConstants.UPPER_LEFT_CORNER, cornerBtn);

    // Allows row and collumn selections to exit at the same time
    setCellSelectionEnabled(true);

    setRowSelectionAllowed(true);
    setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);

    addMouseListener(new MouseAdapter() {
        /* (non-Javadoc)
         * @see java.awt.event.MouseAdapter#mousePressed(java.awt.event.MouseEvent)
         */
        @SuppressWarnings("synthetic-access")
        @Override
        public void mouseReleased(MouseEvent e) {
            // XXX For Java 5 Bug
            prevRowSelInx = getSelectedRow();
            prevColSelInx = getSelectedColumn();

            if (e.getClickCount() == 2) {
                int rowIndexStart = getSelectedRow();
                int colIndexStart = getSelectedColumn();

                ss.editCellAt(rowIndexStart, colIndexStart);
                if (ss.getEditorComponent() != null && ss.getEditorComponent() instanceof JTextComponent) {
                    ss.getEditorComponent().requestFocus();

                    final JTextComponent txtComp = (JTextComponent) ss.getEditorComponent();
                    String txt = txtComp.getText();
                    FontMetrics fm = txtComp.getFontMetrics(txtComp.getFont());
                    int x = e.getPoint().x - ss.getEditorComponent().getBounds().x - 1;
                    int prevWidth = 0;
                    for (int i = 0; i < txt.length(); i++) {

                        int width = fm.stringWidth(txt.substring(0, i));
                        int basePlusHalf = prevWidth + (int) (((width - prevWidth) / 2) + 0.5);
                        //System.out.println(prevWidth + " X[" + x + "] " + width+" ["+txt.substring(0, i)+"] " + i + " " + basePlusHalf);
                        //System.out.println(" X[" + x + "] " + prevWidth + " - "+ basePlusHalf+" - " + width+" ["+txt.substring(0, i)+"] " + i);
                        if (x < width) {
                            // Clearing the selection is needed for Window for some reason
                            final int inx = i + (x <= basePlusHalf ? -1 : 0);
                            SwingUtilities.invokeLater(new Runnable() {
                                @SuppressWarnings("synthetic-access")
                                public void run() {
                                    txtComp.setSelectionStart(0);
                                    txtComp.setSelectionEnd(0);
                                    txtComp.setCaretPosition(inx > 0 ? inx : 0);
                                }
                            });
                            break;
                        }
                        prevWidth = width;
                    }
                }
            }
        }
    });

    // Create a row-header to display row numbers.
    // This row-header is made of labels whose Borders,
    // Foregrounds, Backgrounds, and Fonts must be
    // the one used for the table column headers.
    // Also ensure that the row-header labels and the table
    // rows have the same height.

    //i have no idea WHY this has to be called.  i rearranged
    //the table and find replace panel, 
    // i started getting an array index out of
    //bounds on the column header ON MAC ONLY.  
    //tried firing this off, first and it fixed the problem.//meg
    this.getModel().fireTableStructureChanged();

    /*
     * Create the Row Header Panel
     */
    rowHeaderPanel = new JPanel((LayoutManager) null);

    if (getColumnModel().getColumnCount() > 0) {
        TableColumn column = getColumnModel().getColumn(0);
        TableCellRenderer renderer = getTableHeader().getDefaultRenderer();
        if (renderer == null) {
            renderer = column.getHeaderRenderer();
        }

        Component cellRenderComp = renderer.getTableCellRendererComponent(this, column.getHeaderValue(), false,
                false, -1, 0);
        cellFont = cellRenderComp.getFont();

    } else {
        cellFont = (new JLabel()).getFont();
    }

    // Calculate Row Height
    cellBorder = (Border) UIManager.getDefaults().get("TableHeader.cellBorder");
    Insets insets = cellBorder.getBorderInsets(tableHeader);
    FontMetrics metrics = getFontMetrics(cellFont);

    rowHeight = insets.bottom + metrics.getHeight() + insets.top;
    rowLabelWidth = metrics.stringWidth("9999") + insets.right + insets.left;

    Dimension dim = new Dimension(rowLabelWidth, rowHeight * numRows);
    rowHeaderPanel.setPreferredSize(dim); // need to call this when no layout manager is used.

    rhCellMouseAdapter = new RHCellMouseAdapter(this);

    // Adding the row header labels
    for (int ii = 0; ii < numRows; ii++) {
        addRow(ii, ii + 1, false);
    }

    JViewport viewPort = new JViewport();
    dim.height = rowHeight * numRows;
    viewPort.setViewSize(dim);
    viewPort.setView(rowHeaderPanel);
    scrollPane.setRowHeader(viewPort);

    // Experimental from the web, but I think it does the trick.
    addKeyListener(new KeyAdapter() {
        @Override
        public void keyPressed(KeyEvent e) {
            if (!ss.isEditing() && !e.isActionKey() && !e.isControlDown() && !e.isMetaDown() && !e.isAltDown()
                    && e.getKeyCode() != KeyEvent.VK_SHIFT && e.getKeyCode() != KeyEvent.VK_TAB
                    && e.getKeyCode() != KeyEvent.VK_ENTER) {
                log.error("Grabbed the event as input");

                int rowIndexStart = getSelectedRow();
                int colIndexStart = getSelectedColumn();

                if (rowIndexStart == -1 || colIndexStart == -1)
                    return;

                ss.editCellAt(rowIndexStart, colIndexStart);
                Component c = ss.getEditorComponent();
                if (c instanceof JTextComponent)
                    ((JTextComponent) c).setText("");
            }
        }
    });

    resizeAndRepaint();

    // Taken from a JavaWorld Example (But it works)
    KeyStroke cut = KeyStroke.getKeyStroke(KeyEvent.VK_X, Toolkit.getDefaultToolkit().getMenuShortcutKeyMask(),
            false);
    KeyStroke copy = KeyStroke.getKeyStroke(KeyEvent.VK_C, Toolkit.getDefaultToolkit().getMenuShortcutKeyMask(),
            false);
    KeyStroke paste = KeyStroke.getKeyStroke(KeyEvent.VK_V,
            Toolkit.getDefaultToolkit().getMenuShortcutKeyMask(), false);

    Action ssAction = new AbstractAction() {
        @Override
        public void actionPerformed(ActionEvent e) {
            SpreadSheet.this.actionPerformed(e);
        }
    };

    getInputMap().put(cut, "Cut");
    getActionMap().put("Cut", ssAction);

    getInputMap().put(copy, "Copy");
    getActionMap().put("Copy", ssAction);

    getInputMap().put(paste, "Paste");
    getActionMap().put("Paste", ssAction);

    ((JMenuItem) UIRegistry.get(UIRegistry.COPY)).addActionListener(this);
    ((JMenuItem) UIRegistry.get(UIRegistry.CUT)).addActionListener(this);
    ((JMenuItem) UIRegistry.get(UIRegistry.PASTE)).addActionListener(this);

    setSortOrderCycle(SortOrder.ASCENDING, SortOrder.DESCENDING, SortOrder.UNSORTED);
}

From source file:org.nuclos.client.wizard.util.NuclosWizardUtils.java

public static FocusAdapter createWizardFocusAdapter() {
    return new FocusAdapter() {

        @Override//from   w  w w .j  a  va  2  s . c o m
        public void focusGained(FocusEvent e) {
            if (e.getSource() instanceof JTextComponent) {
                JTextComponent tf = (JTextComponent) e.getSource();
                tf.setSelectionStart(0);
                tf.setSelectionEnd(tf.getText().length());
            }
        }

    };
}