private void btnDelete_Click(object sender, EventArgs e)
{
if (listViewTrainee.SelectedItems.Count > 0)
{
try
{
DialogResult result = MessageBox.Show("Are you sure you want to delete the selected record?", "Training Information Management System", MessageBoxButtons.YesNo);
if (result == DialogResult.OK)
{
int traineeID = int.Parse(listViewTrainee.SelectedItems[0].SubItems[0].Text);
BusinessLogic.TraineeManager traineeManager = new BusinessLogic.TraineeManager();
BusinessEntity.TraineeEntity oldTrainee = traineeManager.GetSingle(traineeID);
traineeManager.Delete(oldTrainee);
MessageBox.Show("Trainee Information Deleted Successfully.");
LoadTrainees();
}
}
catch (Exception ex)
{
//save to log table
MessageBox.Show("Delete Failed, Please try again.");
}
}
else
{
MessageBox.Show("Please select trainee from the list first.");
}
}
public void UpdateTraineePhoto(int traineeID, string fileName)
{
Image img = Image.FromFile(fileName);
byte[] buffer = this.ImageToByteArray(img);
BusinessLogic.TraineeManager traineeManager = new BusinessLogic.TraineeManager();
BusinessEntity.TraineeEntity trainee = traineeManager.GetSingle(traineeID);
trainee.Photo = buffer;
traineeManager.Update(trainee);
}
private void btnUpdate_Click(object sender, EventArgs e)
{
if (listViewTrainee.SelectedItems.Count > 0)
{
try
{
if (IsValid())
{
int traineeID = int.Parse(listViewTrainee.SelectedItems[0].SubItems[0].Text);
BusinessLogic.TraineeManager traineeManager = new BusinessLogic.TraineeManager();
BusinessEntity.TraineeEntity oldTrainee = traineeManager.GetSingle(traineeID);
BusinessEntity.TraineeEntity newTrainee = new BusinessEntity.TraineeEntity();
newTrainee.ID = traineeID;
newTrainee.Fullname = txtFullname.Text;
newTrainee.BirthDate = dtpBirthDate.Value;
newTrainee.GenderEntity = new BusinessEntity.GenderEntity();
newTrainee.GenderEntity.ID = int.Parse(cboGender.SelectedValue.ToString());
newTrainee.AcademicLevelEntity = new BusinessEntity.AcademicLevelEntity();
newTrainee.AcademicLevelEntity.ID = int.Parse(cboAcademicLevel.SelectedValue.ToString());
newTrainee.BranchEntity = new BusinessEntity.BranchEntity();
newTrainee.BranchEntity.ID = int.Parse(cboBranch.SelectedValue.ToString());
newTrainee.Address = txtAddress.Text;
newTrainee.PhoneNumber = txtPhoneNumber.Text;
newTrainee.CreatedBy = oldTrainee.CreatedBy;
newTrainee.CreatedDate = oldTrainee.CreatedDate;
newTrainee.UpdatedBy = this.Tag.ToString();
newTrainee.UpdatedDate = DateTime.Now;
traineeManager.Update(newTrainee);
if (txtPhotoLocation.Text != string.Empty)
{
UpdateTraineePhoto(newTrainee.ID, txtPhotoLocation.Text);
}
MessageBox.Show("Trainee Information Updated Successfully.");
LoadTrainees();
}
}
catch (Exception ex)
{
//save to log table
MessageBox.Show("Update Failed, Please try again.");
}
}
else
{
MessageBox.Show("Please select trainee from the list first.");
}
}
private void listViewTrainee_SelectedIndexChanged(object sender, EventArgs e)
{
if (listViewTrainee.SelectedItems.Count > 0)
{
int traineeID = int.Parse(listViewTrainee.SelectedItems[0].SubItems[0].Text);
BusinessLogic.TraineeManager traineeManager = new BusinessLogic.TraineeManager();
BusinessEntity.TraineeEntity trainee = traineeManager.GetSingle(traineeID);
txtFullname.Text = trainee.Fullname;
dtpBirthDate.Text = trainee.BirthDate.ToString();
cboGender.Text = trainee.GenderEntity.Title;
cboAcademicLevel.Text = trainee.AcademicLevelEntity.Title;
txtAddress.Text = trainee.Address;
txtPhoneNumber.Text = trainee.PhoneNumber;
this.pictureBoxPhoto.Image = this.GetDataToImage(trainee.Photo);
this.pictureBoxPhoto.SizeMode = PictureBoxSizeMode.Zoom;
}
}