Determine the map's load status which can be: NotLoaded, FailedToLoad, Loading, Loaded.
Use case
Knowing the map's load state may be required before subsequent actions can be executed.
How to use the sample
The load status of the map will be displayed as the sample loads.
How it works
- Create a
Mapand add it to aMapView. - Use the
Map.LoadStatusChangedevent to listen for changes in the map's load status.
The LoadStatus is Loaded when any of the following criteria are met:
- The map has a valid spatial reference.
- The map has an an initial viewpoint.
- One of the map's predefined layers has been created.
Relevant API
- ILoadable
- Map
- MapView
Tags
load status, loadable pattern, map
Sample Code
<?xml version="1.0" encoding="utf-8" ?>
<ContentPage x:Class="ArcGISRuntime.Samples.AccessLoadStatus.AccessLoadStatus"
xmlns="http://xamarin.com/schemas/2014/forms"
xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
xmlns:esriUI="clr-namespace:Esri.ArcGISRuntime.Xamarin.Forms;assembly=Esri.ArcGISRuntime.Xamarin.Forms">
<Grid>
<Grid.RowDefinitions>
<RowDefinition Height="auto" />
<RowDefinition Height="*" />
</Grid.RowDefinitions>
<StackLayout Orientation="Horizontal">
<Label x:Name="loadStatusLabel" Text="Map's load status : " />
</StackLayout>
<esriUI:MapView x:Name="myMapView" Grid.Row="1" />
</Grid>
</ContentPage>