Bug 65243 Build path dialog: Disable 'Add folder' when ex-/inclusion selected
RC1 On the build path dialog it would be better to disable 'Add folder' when ex-/inclusion selected to avoid confusion to what 'Add folder is releated'
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/wizards/buildpaths/LibrariesWorkbookPage.java
}
	
	private void askForAddingExclusionPatternsDialog(List newEntries) {
		HashSet modified= new HashSet();
		fixNestingConflicts(newEntries, fClassPathList.getElements(), modified);
		if (!modified.isEmpty()) {
			String title= NewWizardMessages.getString("LibrariesWorkbookPage.exclusion_added.title"); 
			String message= NewWizardMessages.getString("LibrariesWorkbookPage.exclusion_added.message"); 
			MessageDialog.openInformation(getShell(), title, message);
		}
	}
	
	protected void libaryPageDoubleClicked(TreeListDialogField field) {
		List selection= fLibrariesList.getSelectedElements();
		if (canEdit(selection)) {
			editEntry();
		}
	}
	protected void libaryPageKeyPressed(TreeListDialogField field, KeyEvent event) {
		if (field == fLibrariesList) {
			if (event.character == SWT.DEL && event.stateMask == 0) {
				List selection= field.getSelectedElements();
				if (canRemove(selection)) {
					removeEntry();
				}
			}
		}	
	}	
	private void removeEntry() {
		List selElements= fLibrariesList.getSelectedElements();