protected void ASPxGridView1_RowDeleting(object sender, DevExpress.Web.Data.ASPxDataDeletingEventArgs e)
 {
     DeleteFiles df = new DeleteFiles();
     df.DeleteAllFiles(Convert.ToInt32(e.Keys[0]), stdDevId);
     dll_StudentDevelopment dll = new dll_StudentDevelopment(username, durationId);
     dll.deleteData(Convert.ToInt32(((HiddenField)ASPxGridView1.FindRowCellTemplateControl(ASPxGridView1.FindVisibleIndexByKeyValue(e.Keys[ASPxGridView1.KeyFieldName]), (GridViewDataColumn)ASPxGridView1.Columns["StdDevType"], "hidDeleteId")).Value));
     e.Cancel = true;
     FillGridView();
 }
        protected void ASPxGridView1_RowUpdating(object sender, DevExpress.Web.Data.ASPxDataUpdatingEventArgs e)
        {
            StdDevelopment sd = new StdDevelopment();

            sd.StdDevId = Convert.ToInt32(((HiddenField)ASPxGridView1.FindEditRowCellTemplateControl((GridViewDataColumn)ASPxGridView1.Columns["StdDevTypeId"], "hidEditId")).Value);
            sd.ValueOfStdDev = Convert.ToInt32(((ASPxSpinEdit)ASPxGridView1.FindEditRowCellTemplateControl((GridViewDataColumn)ASPxGridView1.Columns["ValueOfStdDev"], "txtEditValueOfStdDev")).Text);
            sd.StdDevTypeId = Convert.ToInt32(((ASPxComboBox)ASPxGridView1.FindEditRowCellTemplateControl((GridViewDataColumn)ASPxGridView1.Columns["StdDevTypeId"], "ddEditStdDevTypeId")).Value);

            dll_StudentDevelopment dll = new dll_StudentDevelopment(username, dr.getDurationId());
            dll.updateData(sd);
            this.ASPxGridView1.CancelEdit();
            e.Cancel = true;
            FillGridView();
        }
        protected void ASPxGridView1_RowInserting(object sender, DevExpress.Web.Data.ASPxDataInsertingEventArgs e)
        {
            StdDevelopment sd = new StdDevelopment();

            sd.UserName = username;
            sd.DurationId = durationId;

            sd.ValueOfStdDev = Convert.ToInt32(((TextBox)ASPxGridView1.FindEditRowCellTemplateControl((GridViewDataColumn)ASPxGridView1.Columns["ValueOfStdDev"], "txtEditValueOfStdDev")).Text);
            sd.StdDevTypeId = Convert.ToInt32(((ASPxComboBox)ASPxGridView1.FindEditRowCellTemplateControl((GridViewDataColumn)ASPxGridView1.Columns["StdDevTypeId"], "ddEditStdDevTypeId")).Value);

            dll_StudentDevelopment dll = new dll_StudentDevelopment(username, durationId);
            dll.insertData(sd);
            e.Cancel = true;
            ASPxGridView1.CancelEdit();
            FillGridView();
        }