47 lines
No EOL
1.6 KiB
Text
47 lines
No EOL
1.6 KiB
Text
@typeparam TItem where TItem : BaseModel
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<Transfer
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Style="@Style"
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DataSource="TransferItems"
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TargetKeys="TargetKeys"
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OnChange="OnChange"
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Titles="new[] { LeftTitle, RightTitle }"
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ShowSearch="@Searchable"
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/>
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@code {
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[Parameter] public string LeftTitle { get; set; } = "";
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[Parameter] public string RightTitle { get; set; } = "";
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[Parameter] public string Style { get; set; } = "";
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[Parameter] public bool Searchable { get; set; }
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[Parameter] public Func<TItem, string> TitleSelector { get; set; }
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[Parameter] public IEnumerable<TItem> DataSource { get; set; }
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[Parameter] public ICollection<TItem> Values { get; set; } = new List<TItem>();
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[Parameter] public EventCallback<ICollection<TItem>> ValuesChanged { get; set; }
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IEnumerable<TransferItem> TransferItems { get; set; } = new List<TransferItem>();
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List<string> TargetKeys { get; set; } = new();
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protected override async Task OnAfterRenderAsync(bool firstRender)
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{
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if (firstRender)
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{
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TransferItems = DataSource.Select(i => new TransferItem()
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{
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Key = i.Id.ToString(),
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Title = TitleSelector.Invoke(i)
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});
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if (Values != null)
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TargetKeys = Values.Select(i => i.Id.ToString()).ToList();
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}
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}
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async Task OnChange(TransferChangeArgs e)
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{
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Values = DataSource.Where(i => e.TargetKeys.Contains(i.Id.ToString())).ToList();
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if (ValuesChanged.HasDelegate)
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await ValuesChanged.InvokeAsync(Values);
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}
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} |