ChoiceGroupPage

@page "/choiceGroupPage"

@using System.Collections.Generic


<header class="root">
    <h1 class="title">ChoiceGroup</h1>
</header>

<div class="section" style="transition-delay: 0s;">
    <div id="overview" tabindex="-1">
        <h2 class="subHeading">Usage</h2>
    </div>
    <div>
        <div class="subSection">
            <Demo Header="ChoiceGroup with ItemSource as List<IChoiceGroupOption>" MetadataPath="ChoiceGroupPage" Key="1">
                <Stack>
                    <ChoiceGroup ItemsSource="this._choiceGroupOptions!" TItem="ChoiceGroupOption" Value="this._selectedChoiceGroupOption" ValueChanged="OnValueChanged">
                    </ChoiceGroup>
                    <br />
                    <div>
                        Selected option: @(_selectedChoiceGroupOption?.Label ?? "none")
                    </div>
                </Stack>
            </Demo>
        </div>

        <div style="height:150px"></div>
    </div>
</div>


@code {
    private ChoiceGroupOption? _selectedChoiceGroupOption;

    private List<ChoiceGroupOption> _choiceGroupOptions = new List<ChoiceGroupOption>
{
        new ChoiceGroupOption{ Label = "Option A" },
        new ChoiceGroupOption{ Label = "Option B" },
        new ChoiceGroupOption{ Label = "Option C", IsDisabled = true },
        new ChoiceGroupOption{ Label = "Option D" },
    };


    private class ChoiceGroupOption : IChoiceGroupOption
    {
        public string? Label { get; set; }
        public bool IsDisabled { get; set; } = false;
        public bool IsVisible { get; set; } = true;
    }

    protected override void OnParametersSet()
    {
        _selectedChoiceGroupOption = _choiceGroupOptions[2];
        base.OnParametersSet();
    }

    private void OnValueChanged(ChoiceGroupOption item)
    {
        item.ToString();
    }
}