Bug 65444 [R21PRES] Close button shown when views not closeable
RC1 build - run the browser example using the R2.1 presentation - the views have close buttons in the titlebar, but should not because the perspective has fixed="true" (meaning that all initial views are non-moveable and non-closeable)
bundles/org.eclipse.ui.presentations.r21/src/org/eclipse/ui/internal/presentations/r21/widgets/R21PaneFolder.java
}
	
	/**
	 * Returns the current state of the folder (as shown on the button icons)
	 * 
	 * @return one of the IStackPresentationSite.STATE_* constants
	 */
	public int getState() {
		return state;
	}
	/**
	 * @param buttonId one of the IStackPresentationSite.STATE_* constants
	 */
	protected void notifyButtonListeners(int buttonId) {
		if (mousedownState == getState()) {
			Iterator iter = buttonListeners.iterator();
			
			while (iter.hasNext()) {
				R21PaneFolderButtonListener listener = (R21PaneFolderButtonListener)iter.next();
				
				listener.stateButtonPressed(buttonId);
			}
		}
	}
	/**
	 * Notifies all listeners that the user clicked on the chevron
	 * 
	 * @param event
	 */
	protected void notifyShowListeners(CTabFolderEvent event) {