GEOG 863:
Web Application Development for Geospatial Professionals

7.1 Implementing API Widgets

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Esri provides several widgets that can be added to the GUI with little coding to improve the user experience. A common use for widgets is in enabling the user to change basemaps. The BasemapToggle widget is used when you have exactly two basemaps that you’d like the user to be able to switch between. The BasemapGallery widget allows the user to choose from any number of basemap options. Let’s have a look at how these and a few other widgets are implemented.