When I implement the MouseDown event of the GridView, after I click on one cell,the MouseDown event is called sucessfully,then I click on the same cell,the MouseDown event is When I implement the MouseDown event of the Gri
When I implement the MouseDown event of the GridView, after I click on one cell,the MouseDown event is called sucessfully,then I click on the same cell,the MouseDown event is When I implement the MouseDown event of the Gri