Accent color
# InfiniteScrolling
## Description
BitInfiniteScrolling is a container that enables scrolling through a list of items infinitely as long as there are items to fetch and render.
## Parameters
| Name | Type | Default Value | Description |
| :--- | :--- | :------------ | :---------- |
| ChildContent | `RenderFragment<TItem>?` | null | The custom template to render each item. |
| EmptyTemplate | `RenderFragment?` | null | The custom template to render when there is no item available. |
| ItemsProvider | `BitInfiniteScrollingItemsProvider<TItem>?` | null | The item provider function that will be called when scrolling ends. |
| ItemTemplate | `RenderFragment<TItem>?` | null | Alias for ChildContent. |
| LastElementClass | `string?` | null | The CSS class of the last element that triggers the loading. |
| LastElementHeight | `string?` | null | The height of the last element that triggers the loading. |
| LastElementStyle | `string?` | null | The CSS style of the last element that triggers the loading. |
| LoadingTemplate | `RenderFragment?` | null | The custom template to render while loading the new items. |
| Preload | `bool` | null | Pre-loads the data at the initialization of the component. Useful in prerendering mode. |
| ScrollerSelector | `string?` | null | The CSS selector of the scroll container, by default the root element of the component is selected for this purpose. |
| Threshold | `decimal?` | null | The threshold parameter for the IntersectionObserver that specifies a ratio of intersection area to total bounding box area of the last element. |
| AriaLabel | `string?` | null | Gets or sets the accessible label for the component, used by assistive technologies. |
| Class | `string?` | null | Gets or sets the CSS class name(s) to apply to the rendered element. |
| Dir | `BitDir?` | null | Gets or sets the text directionality for the component's content. |
| ForceAnimation | `bool` | false | Gets or sets a value indicating whether the component's animations play at their full duration even when reduced motion is requested. |
| HtmlAttributes | `Dictionary<string, object>` | new Dictionary<string, object>() | Captures additional HTML attributes to be applied to the rendered element, in addition to the component's parameters. |
| Id | `string?` | null | Gets or sets the unique identifier for the component's root element. |
| IsEnabled | `bool` | true | Gets or sets a value indicating whether the component is enabled and can respond to user interaction. |
| Style | `string?` | null | Gets or sets the CSS style string to apply to the rendered element. |
| TabIndex | `string?` | null | Gets or sets the tab order index for the component when navigating with the keyboard. |
| Visibility | `BitVisibility` | BitVisibility.Visible | Gets or sets the visibility state (visible, hidden, or collapsed) of the component. |
## Public Members
| Name | Type | Default Value | Description |
| :--- | :--- | :------------ | :---------- |
| RefreshDataAsync | `Func<Task>` | | Refreshes the items and re-renders them from scratch. |
| UniqueId | `Guid` | Guid.NewGuid() | Gets the readonly unique identifier for the component's root element, assigned when the component instance is constructed. |
| RootElement | `ElementReference` | | Gets the reference to the root HTML element associated with this component. |
## Enums
### BitVisibility Enum
| Name | Value | Description |
| :--- | :--- | :---------- |
| Visible | 0 | The content of the component is visible. |
| Hidden | 1 | The content of the component is hidden, but the space it takes on the page remains (visibility:hidden). |
| Collapsed | 2 | The component is hidden (display:none). |
### BitDir Enum
| Name | Value | Description |
| :--- | :--- | :---------- |
| Ltr | 0 | Ltr (left to right) is to be used for languages that are written from the left to the right (like English). |
| Rtl | 1 | Rtl (right to left) is to be used for languages that are written from the right to the left (like Arabic). |
| Auto | 2 | Auto lets the user agent decide. It uses a basic algorithm as it parses the characters inside the element until it finds a character with a strong directionality, then applies that directionality to the whole element. |
## Examples
\n**Basic**:
```razor
```
```csharp
private async ValueTask> LoadBasicItems(BitInfiniteScrollingItemsProviderRequest request)
{
if (request.Skip > 200) return [];
await Task.Delay(1000);
return Enumerable.Range(request.Skip, 20);
}
```
\n**EmptyTemplate**:
```razor
```
```csharp
private async ValueTask> LoadEmptyItems(BitInfiniteScrollingItemsProviderRequest request)
{
await Task.Delay(2000);
return [];
}
```
\n**Advanced**:
```razor
```
```csharp
private async ValueTask> LoadAdvancedItems(BitInfiniteScrollingItemsProviderRequest request)
{
await Task.Delay(1000);
return Enumerable.Range(request.Skip, 50);
}
```
Item @item
--- No item ---
Item @item