Bug 3733 'close project' not available in the package view (1GEHFLT)
AK (5/29/01 12:05:55 PM) should the 'close project' action be available also in the package view? NOTES: EG (5/29/01 5:31:26 PM) not for June EG (7/12/01 2:23:28 PM) this requires JavaModel support so that closed projects show up in the UI. Otherwise closing a project makes it disappear.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/browsing/JavaBrowsingPart.java
}
		
		
		if (part != fPreviousSelectionProvider && selectedElement != null && !selectedElement.equals(currentInput) && isInputResetBy(selectedElement, currentInput, part)) {
			if (!isAncestorOf(selectedElement, currentInput))
				setInput(null);
			fPreviousSelectionProvider= part;
			return;
		} else	if (selection.isEmpty() && !isInputResetBy(part)) {
			fPreviousSelectionProvider= part;
			return;
		} else if (selectedElement == null && part == fPreviousSelectionProvider) {
			setInput(null);
			fPreviousSelectionProvider= part;
			return;
		}
		fPreviousSelectionProvider= part;
		
		 
		if (selectedElement instanceof IJavaElement)
			adjustInputAndSetSelection((IJavaElement)selectedElement);
		else
			setSelection(StructuredSelection.EMPTY, true);
	}
	protected void setInput(Object input) {
		if (input == null)
			setTitleImage(fOriginalTitleImage);
		else if (input instanceof Collection) {
			if (((Collection)input).isEmpty())
				setTitleImage(fOriginalTitleImage);