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C:\Program Files\Syncfusion\Essential Suite\3.0.1.0\Windows\Grid.Windows\Src\Extensions\Control\GridControlBaseImp.cs(146): protected override void InitializeMouseControllers()
To initialize celltypes, you call Model.CellModels.Add for the celltypes you want to use.
int oldRow = -1; protected override void OnMouseMove(System.Windows.Forms.MouseEventArgs e) { int row, col; Point pt = new Point(e.X, e.Y); PointToRowCol(pt, out row, out col); Selections.Clear(); Selections.SelectRange(GridRangeInfo.Row(row), true); if(oldRow > - 1) this.RefreshRange(GridRangeInfo.Row(oldRow)); oldRow = row; this.RefreshRange(GridRangeInfo.Row(oldRow)); base.OnMouseMove (e); }