GeoBlazor Pro
dymaptic.GeoBlazor.Pro
dymaptic.GeoBlazor.Pro.Components
FeatureTemplatesViewModel Class
Provides the logic for the FeatureTemplates widget. ArcGIS Maps SDK for JavaScript
public class FeatureTemplatesViewModel : dymaptic.GeoBlazor.Core.Components.MapComponent, dymaptic.GeoBlazor.Core.Interfaces.IViewModel
Inheritance System.Object 🡒 Microsoft.AspNetCore.Components.ComponentBase 🡒 MapComponent 🡒 FeatureTemplatesViewModel
Implements IViewModel
Constructors
FeatureTemplatesViewModel() Constructor
Parameterless constructor for use as a Razor Component.
public FeatureTemplatesViewModel();
FeatureTemplatesViewModel(Nullable, FilterFunction, GroupByFunction, IReadOnlyList, string) Constructor
Constructor for use in C# code. Use named parameters (e.g., item1: value1, item2: value2) to set properties in any order.
public FeatureTemplatesViewModel(System.Nullable<bool> disabled=null, dymaptic.GeoBlazor.Core.Functions.FilterFunction? filterFunction=null, dymaptic.GeoBlazor.Core.Functions.GroupByFunction? groupByFunctionGroupBy=null, System.Collections.Generic.IReadOnlyList<dymaptic.GeoBlazor.Core.Interfaces.IFeatureTemplatesViewModelLayers>? layers=null, string? stringGroupBy=null);
Parameters
disabled System.Nullable<System.Boolean>
Used to disable the associated user interface. default false ArcGIS Maps SDK for JavaScript
filterFunction FilterFunction
Function can be defined to help filter template items within the widget. ArcGIS Maps SDK for JavaScript
groupByFunctionGroupBy GroupByFunction
It is possible to group template items. default “layer” ArcGIS Maps SDK for JavaScript
layers System.Collections.Generic.IReadOnlyList<IFeatureTemplatesViewModelLayers>
An array of FeatureLayers that are associated with the widget. ArcGIS Maps SDK for JavaScript
stringGroupBy System.String
It is possible to group template items. default “layer” ArcGIS Maps SDK for JavaScript
Properties
FeatureTemplatesViewModel.Disabled Property
Used to disable the associated user interface. default false ArcGIS Maps SDK for JavaScript
public System.Nullable<bool> Disabled { get; set; }
Property Value
System.Nullable<System.Boolean>
FeatureTemplatesViewModel.FilterFunction Property
GeoBlazor DocsFunction can be defined to help filter template items within the widget. ArcGIS Maps SDK for JavaScript
public dymaptic.GeoBlazor.Core.Functions.FilterFunction? FilterFunction { get; set; }
Property Value
FeatureTemplatesViewModel.GroupByFunctionGroupBy Property
It is possible to group template items. default “layer” ArcGIS Maps SDK for JavaScript
public dymaptic.GeoBlazor.Core.Functions.GroupByFunction? GroupByFunctionGroupBy { get; set; }
Property Value
FeatureTemplatesViewModel.HasFilterFunction Property
A convenience property that signifies whether a custom FilterFunction function was registered.
public bool HasFilterFunction { get; }
Property Value
FeatureTemplatesViewModel.HasGroupByFunctionGroupBy Property
A convenience property that signifies whether a custom GroupByFunctionGroupBy function was registered.
public bool HasGroupByFunctionGroupBy { get; }
Property Value
FeatureTemplatesViewModel.HasSelectListener Property
Used in JavaScript layer to determine if the event listener is registered.
public bool HasSelectListener { get; }
Property Value
FeatureTemplatesViewModel.Items Property
The template items or grouped template items. ArcGIS Maps SDK for JavaScript
public System.Collections.Generic.IReadOnlyList<object>? Items { get; }
Property Value
System.Collections.Generic.IReadOnlyList<System.Object>
FeatureTemplatesViewModel.Layers Property
An array of FeatureLayers that are associated with the widget. ArcGIS Maps SDK for JavaScript
public System.Collections.Generic.IReadOnlyList<dymaptic.GeoBlazor.Core.Interfaces.IFeatureTemplatesViewModelLayers>? Layers { get; set; }
Property Value
System.Collections.Generic.IReadOnlyList<IFeatureTemplatesViewModelLayers>
FeatureTemplatesViewModel.OnSelect Property
Fires when a template item is selected. This occurs when the select method is called.
public Microsoft.AspNetCore.Components.EventCallback<dymaptic.GeoBlazor.Pro.Events.FeatureTemplatesViewModelSelectEvent> OnSelect { get; set; }
Property Value
Microsoft.AspNetCore.Components.EventCallback<FeatureTemplatesViewModelSelectEvent>
FeatureTemplatesViewModel.State Property
The widget’s state. default “disabled” ArcGIS Maps SDK for JavaScript
public System.Nullable<dymaptic.GeoBlazor.Core.Enums.ViewModelState> State { get; }
Property Value
System.Nullable<ViewModelState>
FeatureTemplatesViewModel.StringGroupBy Property
It is possible to group template items. default “layer” ArcGIS Maps SDK for JavaScript
public string? StringGroupBy { get; set; }
Property Value
Methods
FeatureTemplatesViewModel.AddToLayers(IFeatureTemplatesViewModelLayers[]) Method
Asynchronously adds elements to the Layers property.
public System.Threading.Tasks.Task AddToLayers(params dymaptic.GeoBlazor.Core.Interfaces.IFeatureTemplatesViewModelLayers[] values);
Parameters
values IFeatureTemplatesViewModelLayers[]
The elements to add.
Returns
FeatureTemplatesViewModel.GetDisabled() Method
Asynchronously retrieve the current value of the Disabled property.
public System.Threading.Tasks.Task<System.Nullable<bool>> GetDisabled();
Returns
System.Threading.Tasks.Task<System.Nullable<System.Boolean>>
FeatureTemplatesViewModel.GetItems() Method
Asynchronously retrieve the current value of the Items property.
public System.Threading.Tasks.Task<System.Collections.Generic.IReadOnlyList<object>?> GetItems();
Returns
System.Threading.Tasks.Task<System.Collections.Generic.IReadOnlyList<System.Object>>
FeatureTemplatesViewModel.GetLayers() Method
Asynchronously retrieve the current value of the Layers property.
public System.Threading.Tasks.Task<System.Collections.Generic.IReadOnlyList<dymaptic.GeoBlazor.Core.Interfaces.IFeatureTemplatesViewModelLayers>?> GetLayers();
Returns
System.Threading.Tasks.Task<System.Collections.Generic.IReadOnlyList<IFeatureTemplatesViewModelLayers>>
FeatureTemplatesViewModel.GetState() Method
Asynchronously retrieve the current value of the State property.
public System.Threading.Tasks.Task<System.Nullable<dymaptic.GeoBlazor.Core.Enums.ViewModelState>> GetState();
Returns
System.Threading.Tasks.Task<System.Nullable<ViewModelState>>
FeatureTemplatesViewModel.GetStringGroupBy() Method
Asynchronously retrieve the current value of the StringGroupBy property.
public System.Threading.Tasks.Task<string?> GetStringGroupBy();
Returns
System.Threading.Tasks.Task<System.String>
FeatureTemplatesViewModel.OnJsSelect(IJSStreamReference) Method
JavaScript-Invokable Method for internal use only.
public System.Threading.Tasks.Task OnJsSelect(Microsoft.JSInterop.IJSStreamReference jsStreamRef);
Parameters
jsStreamRef Microsoft.JSInterop.IJSStreamReference
Returns
FeatureTemplatesViewModel.Refresh() Method
This method updates the template items with the provided filter. ArcGIS Maps SDK for JavaScript
public override System.Threading.Tasks.ValueTask Refresh();
Returns
System.Threading.Tasks.ValueTask
FeatureTemplatesViewModel.RemoveFromLayers(IFeatureTemplatesViewModelLayers[]) Method
Asynchronously remove an element from the Layers property.
public System.Threading.Tasks.Task RemoveFromLayers(params dymaptic.GeoBlazor.Core.Interfaces.IFeatureTemplatesViewModelLayers[] values);
Parameters
values IFeatureTemplatesViewModelLayers[]
The elements to remove.
Returns
FeatureTemplatesViewModel.Select(TemplateItem) Method
Selects the template item to use. ArcGIS Maps SDK for JavaScript
public System.Threading.Tasks.Task Select(dymaptic.GeoBlazor.Pro.Model.TemplateItem item);
Parameters
item TemplateItem
The esri/widgets/FeatureTemplates/TemplateItem template item to select.
Returns
FeatureTemplatesViewModel.SetDisabled(Nullable) Method
Asynchronously set the value of the Disabled property after render.
public System.Threading.Tasks.Task SetDisabled(System.Nullable<bool> value);
Parameters
value System.Nullable<System.Boolean>
The value to set.
Returns
FeatureTemplatesViewModel.SetLayers(IReadOnlyList) Method
Asynchronously set the value of the Layers property after render.
public System.Threading.Tasks.Task SetLayers(System.Collections.Generic.IReadOnlyList<dymaptic.GeoBlazor.Core.Interfaces.IFeatureTemplatesViewModelLayers>? value);
Parameters
value System.Collections.Generic.IReadOnlyList<IFeatureTemplatesViewModelLayers>
The value to set.
Returns
FeatureTemplatesViewModel.SetStringGroupBy(string) Method
Asynchronously set the value of the StringGroupBy property after render.
public System.Threading.Tasks.Task SetStringGroupBy(string? value);
Parameters
value System.String
The value to set.
Returns
FeatureTemplatesViewModel.ValidateRequiredGeneratedChildren() Method
Validates source-generated child components.
public override void ValidateRequiredGeneratedChildren();
Implements ValidateRequiredGeneratedChildren()