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 // Node Press Event

    oPageController.prototype.nodePress = function (oEvent) {

            

        var sSelectedNodeString = oEvent.getSource().getBindingContext().sPath;



        var nLastIndex = sSelectedNodeString.lastIndexOf('/');

        var nSelectedNode = sSelectedNodeString.substring(nLastIndex + 1);  



        var oNode = this._graph.getNodeByKey(oEvent.getSource().getBindingContext().oModel.oData.nodes[nSelectedNode].id);



        this._openDetail(oNode,oNode);

    };



    // Get Custom Data 

    oPageController.prototype._getCustomDataValue = function (oNode, sName) {

        var aItems = oNode.getCustomData().filter(function (oData) {

            return oData.getKey() === sName;

        });



        return aItems.length > 0 && aItems[0].getValue();

    };



    // Launch Tooltip Fragment

    oPageController.prototype._openDetail = function (oNode, oButton) {

        // var sTeamSize = this._getCustomDataValue(oNode, "team");



        if (!this._oQuickView) {

            Fragment.load({

                // name: "sap.suite.ui.commons.sample.NetworkGraphOrgChart.TooltipFragment",

                name: "com.sap.ui5.chart.orgchart.TooltipFragment",

                type: "XML"

            }).then(function (oFragment) {

                this._oQuickView = oFragment;

                this._oQuickView.setModel(new JSONModel({

                    icon: oNode.getImage() && oNode.getImage().getProperty("src"),

                    title: oNode.getDescription(),

                    description: this._getCustomDataValue(oNode, "position"),

                    location: this._getCustomDataValue(oNode, "location"),

                    showTeam: !!sTeamSize,

                    teamSize: sTeamSize,

                    email: this._getCustomDataValue(oNode, "email"),

                    phone: this._getCustomDataValue(oNode, "phone")

                }));



                setTimeout(function () {

                    this._oQuickView.openBy(oButton);

                }.bind(this), 0);

            }.bind(this));

        } else {

            this._oQuickView.setModel(new JSONModel({

                icon: oNode.getImage() && oNode.getImage().getProperty("src"),

                title: oNode.getDescription(),

                description: this._getCustomDataValue(oNode, "position"),

                location: this._getCustomDataValue(oNode, "location"),

                showTeam: !!sTeamSize,

                teamSize: sTeamSize,

                email: this._getCustomDataValue(oNode, "email"),

                phone: this._getCustomDataValue(oNode, "phone")

            }));



            setTimeout(function () {

                this._oQuickView.openBy(oButton);

            }.bind(this), 0);

        }

    };