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HTMLLabelTableCellRenderer.java

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package org.netbeans.lib.profiler.ui.components.table;

import org.netbeans.lib.profiler.ui.components.HTMLLabel;
import java.awt.*;
import java.net.URL;
import javax.swing.*;


/** Enhanced Table cell rendered that paints text labels using provided text alignment
 *
 * @author Tomas Hurka
 * @author Ian Formanek
 */
00054 public class HTMLLabelTableCellRenderer extends EnhancedTableCellRenderer {
    //~ Instance fields ----------------------------------------------------------------------------------------------------------

    protected HTMLLabel label;

    //~ Constructors -------------------------------------------------------------------------------------------------------------

    /** Creates a default table cell renderer with LEADING horizontal alignment showing border when focused. */
00062     public HTMLLabelTableCellRenderer() {
        this(JLabel.LEADING);
    }

    public HTMLLabelTableCellRenderer(int horizontalAlignment) {
        this(horizontalAlignment, false);
    }

    public HTMLLabelTableCellRenderer(int horizontalAlignment, final boolean persistent) {
        setHorizontalAlignment(horizontalAlignment);
        label = new HTMLLabel() {
                protected void showURL(URL url) {
                    HTMLLabelTableCellRenderer.this.handleLink(url);
                }

                public void setCursor(Cursor cursor) {
                    if (persistent) {
                        super.setCursor(cursor);
                    } else {
                        HTMLLabelTableCellRenderer.this.handleCursor(cursor);
                    }
                }
            };

        setLayout(new BorderLayout());
        add(label,
            ((horizontalAlignment == JLabel.LEADING) || (horizontalAlignment == JLabel.LEFT)) ? BorderLayout.WEST
                                                                                              : BorderLayout.EAST);

        //    setBorder (BorderFactory.createEmptyBorder(1, 3, 1, 3));
    }

    //~ Methods ------------------------------------------------------------------------------------------------------------------

00096     public Component getTableCellRendererComponentPersistent(JTable table, Object value, boolean isSelected, boolean hasFocus,
                                                             int row, int column) {
        return new HTMLLabelTableCellRenderer(getHorizontalAlignment(), true).getTableCellRendererComponent(table, value,
                                                                                                            isSelected, hasFocus,
                                                                                                            row, column);
    }

00103     protected void setRowBackground(Color c) {
        super.setRowBackground(c);
        label.setBackground(c);
    }

00108     protected void setValue(JTable table, Object value, int row, int column) {
        if (table != null) {
            setFont(table.getFont());
        }

        label.setText((value == null) ? "" : value.toString()); //NOI18N
    }

    protected void handleCursor(Cursor cursor) {
        // override to react to setCursor
    }

    protected void handleLink(URL url) {
        // override to react to URL clicks
    }
}

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