コード例 #1
0
        public void FillComboStudent()
        {
            CommonSP  stud = new CommonSP();
            DataTable dt   = new DataTable();

            dt = stud.FillStudents(classId);
            DataRow drow = dt.NewRow();

            dt.Rows.InsertAt(drow, 0);

            dgvcmbstudent.DataSource    = dt;
            dgvcmbstudent.ValueMember   = "ledgerId";
            dgvcmbstudent.DisplayMember = "ledgerName";
        }
コード例 #2
0
        /// <summary>
        ///  dgvAttendance grid cell begin edit for Combo box student fill and remove from the list once it has selected
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void dgvAttendance_CellBeginEdit(object sender, DataGridViewCellCancelEventArgs e)
        {
            try
            {
                if (dgvAttendance.RowCount > 1)
                {
                    DataTable dtbl      = new DataTable();
                    CommonSP  studentSp = new CommonSP();

                    if (dgvAttendance.CurrentCell.ColumnIndex == dgvAttendance.Columns["dgvcmbstudent"].Index)
                    {
                        dtbl = studentSp.FillStudents(classId);
                        if (dtbl.Rows.Count > 0)
                        {
                            if (dgvAttendance.RowCount > 1)
                            {
                                int inGridRowCount = dgvAttendance.RowCount;
                                for (int inI = 0; inI < inGridRowCount - 1; inI++)
                                {
                                    if (inI != e.RowIndex)
                                    {
                                        int inTableRowcount = dtbl.Rows.Count;
                                        for (int inJ = 0; inJ < inTableRowcount; inJ++)
                                        {
                                            if (dgvAttendance.Rows[inI].Cells["dgvcmbstudent"].Value != null && dgvAttendance.Rows[inI].Cells["dgvcmbstudent"].Value.ToString() != string.Empty)
                                            {
                                                if (dtbl.Rows[inJ]["ledgerId"].ToString() == dgvAttendance.Rows[inI].Cells["dgvcmbstudent"].Value.ToString())
                                                {
                                                    dtbl.Rows.RemoveAt(inJ);
                                                    break;
                                                }
                                            }
                                        }
                                    }
                                }
                            }
                            DataGridViewComboBoxCell dgvccStudent = (DataGridViewComboBoxCell)dgvAttendance[dgvAttendance.Columns["dgvcmbstudent"].Index, e.RowIndex];
                            dgvccStudent.DataSource    = dtbl;
                            dgvccStudent.ValueMember   = "ledgerId";
                            dgvccStudent.DisplayMember = "ledgerName";
                        }
                    }
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }