private void dgvPapers_DoubleClick(object sender, EventArgs e)
{
try
{
paperId = Convert.ToInt32(this.dgvPapers.SelectedRows[0].Cells[0].Value);
manageExamPaper myP = new manageExamPaper();
myP.getPaper(paperId);
this.txtPaperDes.Text = myP.description;
this.txtPossibleMark.Text = myP.possibleMark.ToString();
this.txtPaperTitle.Text = myP.title;
this.btnSavePaper.Enabled = false;
}
catch (Exception ex)
{
MessageBox.Show("applicaton error " + ex);
}
}
private void cmbSelectPaper_TextChanged(object sender, EventArgs e)
{
try
{
this.paperId = Convert.ToInt32(cmbSelectPaper.SelectedValue);
manageExamPaper myP = new manageExamPaper();
myP.getPaper(this.paperId);
this.txtPaperTitle.Text = myP.title;
this.txtPossible.Text = myP.possibleMark.ToString();
manageExams myE = new manageExams();
myE.getExam(this.examId);
this.txtExamDescription.Text = myE.description;
this.txtExamCater.Text = myE.examTyp;
}
catch (Exception ex)
{
MessageBox.Show("failed in mbSelectPaper_ValueMemberChanged() " + ex.Message);
}
}
private void btnUpdatepaper_Click(object sender, EventArgs e)
{
try
{
var paperName = this.txtPaperTitle.Text;
var mark = Convert.ToInt32(this.txtPossibleMark.Text);
var des = this.txtPaperDes.Text;
if (paperName == "")
{
MessageBox.Show("exam paper should have a title", "Input error ", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (this.txtPossibleMark.Text == "")
{
MessageBox.Show("please supply a possible mark for paper", "Input error ", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
manageExamPaper myEp = new manageExamPaper();
myEp.getPaper(paperId);
myEp.title = paperName;
myEp.possibleMark = mark;
myEp.description = des;
if (myEp.updatePaper(this.paperId) == true)
{
this.refresh();
this.fillPapers(this.examId);
MessageBox.Show("exam paper updated sucessifully", "system notification ", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
MessageBox.Show("exam paper failed to updete", "system notification ", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
catch (Exception ex)
{
MessageBox.Show("applicaton error " + ex);
}
}