Finished code for MapLocatorHandler.egl after Lesson 10

The following code is the text of the MapLocatorHandler.egl file at the end of Lesson 10.
package handlers;

import com.ibm.egl.rui.widgets.Box;
import com.ibm.egl.rui.widgets.GridLayout;
import com.ibm.egl.rui.widgets.GridLayoutData;
import com.ibm.egl.rui.widgets.GridLayoutLib;
import com.ibm.egl.rui.widgets.HyperLink;
import com.ibm.egl.rui.widgets.TextLabel;
import egl.ui.rui.Event;
import dojo.widgets.DojoButton;
import dojo.widgets.DojoComboBox;
import interfaces.GooglePlacesService;
import services.PlaceSearchResponse;
import utils.dialog.DojoDialogLib;
import utils.map.GoogleMap;
import utils.map.MapMarker;

handler MapLocatorHandler type RUIhandler{initialUI =[ui
            ], onConstructionFunction = start, cssFile = "css/MortgageUIProject.css", title = "MapLocatorHandler"}

    ui GridLayout{columns = 3, rows = 3, cellPadding = 4, children =[localMap,
                    listingBox, typeButton, typeComboBox, typeLabel, introLabel
            ]};
    introLabel TextLabel{layoutData = new GridLayoutData{row = 1, column = 1, horizontalSpan = 3}, text = "Search for places in San Francisco:"};
    typeLabel TextLabel{layoutData = new GridLayoutData{row = 2, column = 1}, text = "Type:"};
    typeComboBox DojoComboBox{layoutData = new GridLayoutData{row = 2, column = 2}, value = "mortgage", inputRequired = true, width = "100", onChange ::= checkForEnter, values =[
                    "bar", "food", "restaurant", "cafe", "movie_theater", "mortgage",
                    "bank", "atm"]};

    typeButton DojoButton{layoutData = new GridLayoutData{row = 2, column = 3}, text = "Search", onClick ::= buttonClicked};
    listingBox Box{layoutData = new GridLayoutData{row = 3, column = 1, verticalAlignment = GridLayoutLib.VALIGN_TOP, horizontalSpan = 2}, padding = 8, columns = 1, width = "150"};
    localMap GoogleMap{layoutData = new GridLayoutData{row = 3, column = 3}, width = 400, height = 400};

   

    function start()
    end

    function checkForEnter(event Event in)
        
    end

    function buttonClicked(event Event in)
       
    end
end

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