TreeList.InvalidateCell(TreeListNode, TreeListColumn) Method

Invalidates the specified cell.

Namespace: DevExpress.XtraTreeList

Assembly: DevExpress.XtraTreeList.v19.1.dll

Declaration

C#

public virtual void InvalidateCell(
    TreeListNode node,
    TreeListColumn column
)

VB.NET

Public Overridable Sub InvalidateCell(
    node As TreeListNode,
    column As TreeListColumn
)

Parameters

Name	Type	Description
node	TreeListNode	A TreeListNode object representing the node that contains the cell to invalidate.
column	TreeListColumn	A TreeListColumn object representing the column to which the invalidated cell belongs.

Remarks

The InvalidateCell method may be useful when you custom paint cells and need to redraw a particular cell due to custom changes that don’t lead to automatic repainting.

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the InvalidateCell(TreeListNode, TreeListColumn) method.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

how-to-show-error-icons-for-cells-when-the-treelist-operates-in-unbound-mode-e1932/CS/Form1.cs#L63

    treeList1.SetColumnError(treeList1.FocusedColumn, error);
    treeList1.InvalidateCell(treeList1.FocusedNode, treeList1.FocusedColumn);
}

VB.NET

how-to-show-error-icons-for-cells-when-the-treelist-operates-in-unbound-mode-e1932/VB/Form1.vb#L70

        treeList1.SetColumnError(treeList1.FocusedColumn, [error])
        treeList1.InvalidateCell(treeList1.FocusedNode, treeList1.FocusedColumn)
End Sub