Document
++DataGrid Grid.ColumnCount=3 Grid.RowCount=3 Selection.CanSelectMultiple=false Selection.IsSelectionRequired=false Table.RowOrColumnMajor='RowMajor'
++++DataItem Name='Column 1 Column 2 Column 3'
++++++DataItem Name='Column 1' GridItem.Column=0 GridItem.ColumnSpan=1 GridItem.Row=0 GridItem.RowSpan=1
++++++++Text Name='Column 1' IsControlElement=false
++++++DataItem Name='Column 2' GridItem.Column=1 GridItem.ColumnSpan=1 GridItem.Row=0 GridItem.RowSpan=1
++++++++Text Name='Column 2' IsControlElement=false
++++++DataItem Name='Column 3' GridItem.Column=2 GridItem.ColumnSpan=1 GridItem.Row=0 GridItem.RowSpan=1
++++++++Text Name='Column 3' IsControlElement=false
++++DataItem Name='Cell A2 Cell A3'
++++++DataItem Name='Cell A2' GridItem.Column=1 GridItem.ColumnSpan=1 GridItem.Row=1 GridItem.RowSpan=1 SelectionItem.IsSelected=false
++++++++Text Name='Cell A2' IsControlElement=false
++++++DataItem Name='Cell A3' GridItem.Column=2 GridItem.ColumnSpan=1 GridItem.Row=1 GridItem.RowSpan=1 SelectionItem.IsSelected=false
++++++++Text Name='Cell A3' IsControlElement=false
++++DataItem Name='Cell B1 Cell B2'
++++++DataItem Name='Cell B1' GridItem.Column=0 GridItem.ColumnSpan=1 GridItem.Row=2 GridItem.RowSpan=1 SelectionItem.IsSelected=false
++++++++Text Name='Cell B1' IsControlElement=false
++++++DataItem Name='Cell B2' GridItem.Column=1 GridItem.ColumnSpan=1 GridItem.Row=2 GridItem.RowSpan=1 SelectionItem.IsSelected=false
++++++++Text Name='Cell B2' IsControlElement=false