Auto-attach to patternMatched event on correct sap.ui.core.routing.Route

RoutePatternMatched-Auto-Attach

////////////////////////////////
// Controller Lifecycle

onInit: function () {
  this.getRouter().attachRoutePatternMatched(this.onAnyRoutePatternMatched, this);
},

onExit: function () {
  this.getRouter().detachRoutePatternMatched(this.onAnyRoutePatternMatched, this);
  this.getRouter().getRoute(this.routeName).detachPatternMatched(this.onRoutePatternMatched, this);
},


////////////////////////////////////////////////////////////
// Navigation

onAnyRoutePatternMatched: function (oEv) {
  // store route name when first matched
  if (!this.routeName) {
    this.routeName = oEv.getParameter("name");
    // attach pattern matched now that we now this views route name
    this.getRouter().getRoute(this.routeName).attachPatternMatched(this.onRoutePatternMatched, this);
    // manually trigger attachPatternMatched since we already missed the first event here
    this.onRoutePatternMatched(oEv)
  }
  
  // view is left, clean up here
  if (oEv.getParameter("name") !== this.routeName) {
    this.getView().unbindElement();
  }
},

onRoutePatternMatched: function (oEv) {
  // do reoccuring view init here (treat like onBeforeShow)
}