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Set selected items in grid view when using the grid to edit data #957

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Set selected items in grid view when using the grid to edit data #957

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b49aa4e
Created parameter "SetSelected" to allow setting of selected items wh…
MarkKamberger Nov 26, 2024
5198114
Remove space
MarkKamberger Nov 26, 2024
72c5f64
AllIn
MarkKamberger Nov 26, 2024
50b66c6
Merge pull request #2 from vikramlearning/main
MarkKamberger Dec 3, 2024
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24 changes: 18 additions & 6 deletions blazorbootstrap/Components/Grid/Grid.razor.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -186,10 +186,8 @@ internal async Task RefreshDataAsync(bool firstRender = false, CancellationToken

if (AllowSelection)
{
PrepareCheckboxIds();

if (!firstRender)
await RefreshSelectionAsync();
PrepareCheckboxIds();
await RefreshSelectionAsync();
}

requestInProgress = false;
Expand Down Expand Up @@ -383,6 +381,7 @@ private async Task OnHeaderCheckboxChanged(ChangeEventArgs args)
allItemsSelected = bool.TryParse(args?.Value?.ToString(), out var checkboxState) && checkboxState;
selectedItems = allItemsSelected ? new HashSet<TItem>(items!) : new HashSet<TItem>();
SelectedItemsCount = selectedItems.Count;
SetSelected = selectedItems;
await CheckOrUnCheckAll();

if (SelectedItemsChanged.HasDelegate)
Expand Down Expand Up @@ -456,8 +455,8 @@ private void PrepareCheckboxIds()
private async Task RefreshSelectionAsync()
{
selectedItems = (items?.Count ?? 0) == 0
? new HashSet<TItem>()
: selectedItems?.Intersect(items!).ToHashSet() ?? new HashSet<TItem>();
? new HashSet<TItem>()
: selectedItems?.Intersect(items!).ToHashSet() ?? new HashSet<TItem>();

SelectedItemsCount = selectedItems.Count;
allItemsSelected = SelectedItemsCount > 0 && items!.Count == SelectedItemsCount;
Expand Down Expand Up @@ -584,6 +583,19 @@ private void SetFilters(IEnumerable<FilterItem> filterItems)
[Parameter]
public bool AllowRowClick { get; set; }

/// <summary>
/// Gets or sets the grid set selection.
/// </summary>
/// <remarks>
/// Default value is false.
/// </remarks>
[Parameter]
public HashSet<TItem> SetSelected
{
get => selectedItems;
set => selectedItems = value;
}

/// <summary>
/// Gets or sets the grid selection.
/// </summary>
Expand Down