import org.eclipse.jface.action.StatusLineContributionItem; //导入依赖的package包/类
/**
 * Creates actions (and contribution items) for the menu bar, toolbar and status line.
 */
@Override
protected void makeActions(final IWorkbenchWindow window) {
	statusLineItem = new StatusLineContributionItem("ModeContributionItem"); //$NON-NLS-1$
	createSaveAction(window);
	createSaveAsAction(window);
	createSaveAllAction(window);
	createUndoAction(window);
	createRedoAction(window);
	createCloseAction(window);
	createCloseAllAction(window);
	createHelpContentsAction(window);
	createAboutAction(window);
	createOpenPreferencesAction(window);
	makeFeatureDependentActions(window);
	createForwardHistoryAction(window);
	createBackwardHistoryAction(window);
	createQuitAction(window);
	createOpenWorkspaceAction(window);
	createPropertyDialogAction(window);
	hideShowEditorAction = ActionFactory.SHOW_EDITOR.create(window);
	register(hideShowEditorAction);
}
 

import org.eclipse.jface.action.StatusLineContributionItem; //导入依赖的package包/类
/**
 * RelationsStatusLineManager constructor.
 */
public RelationsStatusLineManager() {
	statusItemDBName = new StatusLineContributionItem(
	        Constants.STATUS_ITEM_DB_NAME, 36);
	statusItemDBSize = new StatusLineContributionItem(
	        Constants.STATUS_ITEM_DB_SIZE, 25);
}