Bug 208910 [CommonNavigator] Drag and Drop in Project Explorer does not use LTK move
I20071101-2000 Drag and Drop of resources in the Navigator does not use the LTK aware move operations. The easiest implementation would probably be to get a MoveResourcesDescriptor and execute a PerformRefactoringOperation on it.
bundles/org.eclipse.ui.navigator.resources/src/org/eclipse/ui/navigator/resources/ResourceDropAdapterAssistant.java
type = ImportTypeDialog.IMPORT_NONE;
				switch (type) {
				case ImportTypeDialog.IMPORT_COPY:
					operation.copyFiles(names, target);
					break;
				case ImportTypeDialog.IMPORT_VIRTUAL_FOLDERS_AND_LINKS:
					if (dialog.getVariable() != null)
						operation.setRelativeVariable(dialog.getVariable());
					operation.createVirtualFoldersAndLinks(names, target);
					break;
				case ImportTypeDialog.IMPORT_LINK:
					if (dialog.getVariable() != null)
						operation.setRelativeVariable(dialog.getVariable());
					operation.linkFiles(names, target);
					break;
				case ImportTypeDialog.IMPORT_NONE:
					break;
				}
			}
		});
		return problems;
	}
	/**
	 * Ensures that the drop target meets certain criteria
	 */
	private IStatus validateTarget(Object target, TransferData transferType,
			int dropOperation) {
		if (!(target instanceof IResource)) {
			return WorkbenchNavigatorPlugin
					.createInfoStatus(WorkbenchNavigatorMessages.DropAdapter_targetMustBeResource);