Connected.Components/Components/DataGrid/CellContext.cs

// Copyright (c) MudBlazor 2021
// MudBlazor licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.

namespace Connected.Components;

public class CellContext<T>
{
   internal HashSet<T> selection;
   internal HashSet<T> openHierarchies;
   public T Item { get; set; }
   public CellActions Actions { get; internal set; }
   public bool IsSelected
   {
      get
      {
         if (selection != null)
         {
            return selection.Contains(Item);
         }

         return false;
      }
   }

   public CellContext(DataGrid<T> dataGrid, T item)
   {
      selection = dataGrid.Selection;
      openHierarchies = dataGrid._openHierarchies;
      Item = item;
      Actions = new CellContext<T>.CellActions
      {
         SetSelectedItem = async (x) => await dataGrid.SetSelectedItemAsync(x, item),
         StartEditingItem = async () => await dataGrid.SetEditingItemAsync(item),
         CancelEditingItem = async () => await dataGrid.CancelEditingItemAsync(),
         ToggleHierarchyVisibilityForItem = async () => await dataGrid.ToggleHierarchyVisibilityAsync(item),
      };
   }

   public class CellActions
   {
      public Action<bool> SetSelectedItem { get; internal set; }
      public Action StartEditingItem { get; internal set; }
      public Action CancelEditingItem { get; internal set; }
      public Action ToggleHierarchyVisibilityForItem { get; internal set; }
   }
}