code: function(oEvent) {
  				var oImage = this.byId("phoneImage");
  
  				if (Device.system.phone && oImage) {
  					oImage.toggleStyleClass("phoneHeaderImageLandscape", oEvent.landscape);
  				}
  			}
docs: Switches the maximum height of the phone image for optimal display in landscape mode
  @param {sap.ui.base.Event} oEvent Device orientation change event
  @private