Bug 190061 [Metadata] Update @since tags for new API
Patch to follow
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/CellEditor.java
*/
    public boolean isActivated() {
    	
    	
    	
        return control != null && control.getVisible();
    }
    /**
     * Returns <code>true</code> if this cell editor is
     * able to perform the copy action.
     * <p>
     * This default implementation always returns 
     * <code>false</code>.
     * </p>
     * <p>
     * Subclasses may override
     * </p>
     * @return <code>true</code> if copy is possible,
     *  <code>false</code> otherwise
     */
    public boolean isCopyEnabled() {
        return false;
    }
    /**
     * Returns whether the given value is valid for this cell editor.
     * This cell editor's validator (if any) makes the actual determination.
     * @param value the value to check for
     *
     * @return <code>true</code> if the value is valid, and <code>false</code>
     *  if invalid