DevExpress.Web.ASPxGridView.GridViewDataTextColumn col = new DevExpress.Web.ASPxGridView.GridViewDataTextColumn();
col.Width = 200;
this.gridview.Columns.Add(col);
gridview.SettingsBehavior.ColumnResizeMode = ColumnResizeMode.Disabled;
DevExpress.Web.ASPxGridView.GridViewDataTextColumn col = new DevExpress.Web.ASPxGridView.GridViewDataTextColumn();
col.Width = 200;
this.gridview.Columns.Add(col);
gridview.SettingsBehavior.ColumnResizeMode = ColumnResizeMode.Disabled;