Pages/Component/TabPane.razor


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@implements IDisposable

<link rel="stylesheet" href="@(nameof(HyperBooru)).styles.css"/>

@if(Parent.ActivePane == this) {
    @ChildContent
}

@code {
    [CascadingParameter]
    private TabContainer Parent { get; set; }

    [Parameter]
    public string Title { get; set; }

    [Parameter]
    public RenderFragment ChildContent { get; set; }

    protected override void OnInitialized() {
        if (Parent is null)
            throw new ArgumentNullException(nameof(Parent), "TabPane must exist within a TabContainer");

        Parent.AddPane(this);
    }

    public void Dispose() {
        Parent.RemovePane(this);
    }
}