Bug 64874 [Themes] [Preferences] Colors and Fonts preference page: Doubleclick should edit
RC1 Double clicking an entry in the 'Colors and Fonts' preference page could open the edit dialog
bundles/org.eclipse.jface/src/org/eclipse/jface/preference/ColorSelector.java
public Button getButton() {
        return fButton;
    }
    /**
     * Return the currently displayed color.
     * 
     * @return <code>RGB</code>
     */
    public RGB getColorValue() {
        return fColorValue;
    }
    /**
     * Removes the given listener from this <code>ColorSelector</code>. Has
     * no affect if the listener is not registered.
     * 
     * @param listener
     *            a property change listener
     * @since 3.0
     */
    public void removeListener(IPropertyChangeListener listener) {
        listeners.remove(listener);
    }
    /**
     * Set the current color value and update the control.
     * 
     * @param rgb
     *            The new color.
     */
    public void setColorValue(RGB rgb) {
        fColorValue = rgb;