Bug 94777 new project wizard: remove button enablement
I20050509-2000 (M7 test pass) new project wizard, 2nd page, projects dependencies tab: - the 'Remove' button is always enabled, even when the selection is on a access rule definition. Pressing it has no effect. It should only be enabled if the selection exclusively containes projects.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/wizards/buildpaths/ProjectsWorkbookPage.java
private final Object[] EMPTY_ARR= new Object[0];
		
		
		public void customButtonPressed(TreeListDialogField field, int index) {
			projectPageCustomButtonPressed(field, index);
		}
		
		public void selectionChanged(TreeListDialogField field) {
			projectPageSelectionChanged(field);
		}
		
		public void doubleClicked(TreeListDialogField field) {
			projectPageDoubleClicked(field);
		}
		
		public void keyPressed(TreeListDialogField field, KeyEvent event) {