onToggleCart(oEvent) {
			const sCategory = this.getView().getModel("comparison").getProperty("/category");
			const sItem1Id = this.getView().getModel("comparison").getProperty("/item1");
			const sItem2Id = this.getView().getModel("comparison").getProperty("/item2");
			const bPressed = oEvent.getParameter("pressed");

			this._setLayout(bPressed ? "Three" : "Two");
			this.getRouter().navTo(bPressed ? "comparisonCart" : "comparison", {
				id: sCategory,
				item1Id: sItem1Id,
				item2Id: sItem2Id
			});
		}
Navigates to the generic cart view
@param {sap.ui.base.Event} oEvent the button press event