Bug 12329 [Cell Editors] Request:ComboBoxCellEditor READ_ONLY style
Although CCombo accepts SWT.READ_ONLY style, there is no way to specify style when it is used in ComboBoxCellEditor. How about adding createControl(Composite parent, int style) method to ComboBoxCellEditor class?
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/ColorCellEditor.java
package org.eclipse.jface.viewers;
/*
 * (c) Copyright IBM Corp. 2000, 2001.
 * All Rights Reserved.
 */
import java.util.*;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.*;
import org.eclipse.swt.custom.TableTree;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.widgets.*;
/**
 * A cell editor that manages a color field.
 * The cell editor's value is the color (an SWT <code>RBG</code>).
 * <p>
 * This class may be instantiated; it is not intended to be subclassed.
 * </p>
 */
public class ColorCellEditor extends DialogCellEditor {