Wrap the text in StackedHeader Row:
You can wrap the text in StackedHeader cell by writing the style for GridStackedHeaderCellControl and setting TextWrapping as Wrap to the TextBlock.
Height based on StackedHeader cell content
You can set the height for StackedHeader row by handling QueryRowHeight event. In the below code StackedHeader row height is set based on content by calling GridColumnsizer.GetAutoRowHeight method.
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