Handling backbone views

gistfile1.txt

// adding close method to all backbone views
Backbone.View.prototype.close = function(){
  this.remove();
  this.unbind();
  if (this.onClose){
    this.onClose();
  }
}

myView.js

MyView = Backbone.View.extend({
  initialize: function(){
    this.model.bind("change", this.render, this);
  },
  render: function(){ ... },

  onClose: function(){
    this.model.unbind("change", this.render);
    //remove any other bindings that were made in this view
  }

});

router.js

function showModule(moduleID){
	if(moduleID != this.activeModuleID){
		$('.module').hide();
		$(moduleID).show();

		//remove activeModuleView from memory
		if(this.activeModuleView) {
			this.activeModuleView.close();
		}

		this.activeModuleID = moduleID;
		return true;
	} else {
		return false;
	}
}

function showMyView(){
	if(this.showModule('#myView')){
		this.activeModuleView = new myView();
	}
}