Bug 299212 [Preferences] BIDI_BDL: Incorrect path display in Linked Resources list of Preferences dialog
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/dialogs/PathVariablesGroup.java
tempPathVariables.put(varNames[i], value);
	                }
                }
            }
        }
        removedVariableNames.clear();
    }
    /**
     * Updates button enabled state, depending on the number of currently selected
     * variables in the table.
     */
    private void updateEnabledState() {
        int itemsSelectedCount = variableTable.getTable().getSelectionCount();
        editButton.setEnabled(itemsSelectedCount == 1 && canChangeSelection());
        removeButton.setEnabled(itemsSelectedCount > 0 && canChangeSelection());
    }
	private class ContentProvider implements IStructuredContentProvider {
		public Object[] getElements(Object inputElement) {
			return tempPathVariables.keySet().toArray();
		}
		
		public void dispose() { }
		
		public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { }
	}
	/**
     * Converts the ${PARENT-COUNT-VAR} format to "VAR/../../" format
     * @param value
     * @return the converted value