Bug 138838 [Regression]Localization can't be set
Steps to reproduce: 1.New a report, add a Resource file "a.properties" for it 2.Add a label, select it, switch to property editor 3.Choose Localization, set key to "a", value to "actuate", add them to the resource file. 4.Select the key and value, click "OK" Expected result: "a=acutate" is added to the resource file and display text of lable is "actuate" Actual result: Read-Only File Encountered: File "XX\XX\a.properties_en_US.properties" is read-only, please make sure it can be written first. Note: the path for the resource file in the exception(XX\XX\a.properties_en_US.properties) is not the resource folder but the current workspace
UI/org.eclipse.birt.report.designer.ui.lib.explorer/src/org/eclipse/birt/report/designer/ui/lib/explorer/LibraryExplorerViewPage.java
ISelectionProvider
{
	private TreeViewer treeViewer;
	private ListenerList selectionChangedListeners = new ListenerList( );
	/**
	 * Creates the SWT control for this page under the given parent control.
	 * 
	 * @param parent
	 *            the parent control
	 */
	public void createControl( Composite parent )
	{
		treeViewer = createTreeViewer( parent );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.part.IPageBookViewPage#init(org.eclipse.ui.part.IPageSite)
	 */
	public void init( IPageSite pageSite )
	{
		super.init( pageSite );
		pageSite.setSelectionProvider( this );
	}
	/**
	 * The <code>Page</code> implementation of this <code>IPage</code>
	 * method returns <code>null</code> if the tree viewer is null. Returns
	 * the tree viewer's control if tree viewer is null