internal HitTestInfo(DataGrid.HitTestType type) { this.type = type; this.row = this.col = -1; }
internal HitTestInfo (int row, int column, DataGrid.HitTestType type) { this.row = row; this.column = column; this.type = type; }
internal HitTestInfo() { this.type = DataGrid.HitTestType.None; this.row = this.col = -1; }