InterfaceISupportLoadOnDemand
Defines the contract for controls that support loading items on demand. This interface provides functionality for loading data incrementally as needed, with support for cancellation and status tracking.
Definition
Namespace:Telerik.Maui
Assembly:Telerik.Maui.Core.dll
Syntax:
public interface ISupportLoadOnDemandProperties
HasMoreItems
Gets a value indicating whether there are more items available to be loaded. When false, no further load-on-demand operations will be triggered.
Declaration
bool HasMoreItems { get; }Property Value
true if more items are available for loading; otherwise, false.
IsLoading
Gets a value indicating whether a load-on-demand operation is currently in progress.
Declaration
bool IsLoading { get; }Property Value
true if loading is currently in progress; otherwise, false.
LoadOnDemandAction
Gets the function that performs the actual load-on-demand operation. This function accepts a CancellationToken and returns an IEnumerable of items to be loaded.
Declaration
Func<CancellationToken, IEnumerable> LoadOnDemandAction { get; }Property Value
Func<CancellationToken, IEnumerable>
A function that takes a CancellationToken and returns an IEnumerable of loaded items.
Methods
LoadItemsOnDemand()
Initiates a load-on-demand operation to load additional items. This method triggers the loading process using the configured LoadOnDemandAction.
Declaration
void LoadItemsOnDemand()Events
LoadingOnDemandCanceled
Occurs when a load-on-demand operation has been canceled.
Declaration
event EventHandler<EventArgs> LoadingOnDemandCanceledEvent Value
LoadingOnDemandFinished
Occurs when the load-on-demand operation has finished, either successfully or with an error.
Declaration
event EventHandler<EventArgs> LoadingOnDemandFinishedEvent Value
LoadingOnDemandStarted
Occurs when a load-on-demand operation has started.
Declaration
event EventHandler<EventArgs> LoadingOnDemandStartedEvent Value