private void btnChange_Click(object sender, EventArgs e)
{
if (dgvCargoType.SelectedRows.Count > 0)
{
int selectedIndex = dgvCargoType.SelectedRows[0].Index;
int id = 0;
bool converted = int.TryParse(dgvCargoType[0, selectedIndex].Value.ToString(), out id);
if (!converted)
{
return;
}
CargoType cargoType = db.CargoTypes.Find(id);
DFormCargoType dFormCargoType = new DFormCargoType();
dFormCargoType.tbName.Text = cargoType.Name;
dFormCargoType.rtbDescription.Text = cargoType.Description;
dFormCargoType.pbPhoto.Image = ImageExtension.ByteArrayToImage(cargoType.Photo);
DialogResult dialogResult = dFormCargoType.ShowDialog();
if (dialogResult == DialogResult.Cancel)
{
return;
}
cargoType.Name = dFormCargoType.tbName.Text;
cargoType.Description = dFormCargoType.rtbDescription.Text;
cargoType.Photo = ImageExtension.ImageToByteArray(dFormCargoType.pbPhoto.Image);
db.SaveChanges();
dgvCargoType.Refresh();
LoadCargoInfo(this, EventArgs.Empty);
MessageBox.Show("Объект обновлен.", "Информация", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
private void btnRemove_Click(object sender, EventArgs e)
{
if (dgvCargoType.SelectedRows.Count > 0)
{
int selectedIndex = dgvCargoType.SelectedRows[0].Index;
int id = 0;
bool converted = int.TryParse(dgvCargoType[0, selectedIndex].Value.ToString(), out id);
if (!converted)
{
return;
}
CargoType cargoType = db.CargoTypes.Find(id);
db.CargoTypes.Remove(cargoType);
db.SaveChanges();
SearchObjects(this, EventArgs.Empty);
MessageBox.Show("Объект удален.", "Информация", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
private void btnAdd_Click(object sender, EventArgs e)
{
DFormCargoType dFormCargoType = new DFormCargoType();
DialogResult dialogResult = dFormCargoType.ShowDialog();
if (dialogResult == DialogResult.Cancel)
{
return;
}
CargoType cargoType = new CargoType()
{
Name = dFormCargoType.tbName.Text,
Description = dFormCargoType.rtbDescription.Text,
Photo = ImageExtension.ImageToByteArray(dFormCargoType.pbPhoto.Image)
};
db.CargoTypes.Add(cargoType);
db.SaveChanges();
SearchObjects(this, EventArgs.Empty);
MessageBox.Show("Новый объект добавлен.", "Информация", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
private void LoadCargoInfo(object sender, EventArgs e)
{
if (dgvCargoType.SelectedRows.Count > 0)
{
int selectedIndex = dgvCargoType.SelectedRows[0].Index;
int id = 0;
bool converted = int.TryParse(dgvCargoType[0, selectedIndex].Value.ToString(), out id);
if (!converted)
{
return;
}
CargoType cargoType = db.CargoTypes.Find(id);
rtbDescription.Text = cargoType.Description;
pbPhoto.Image = ImageExtension.ByteArrayToImage(cargoType.Photo);
}
else
{
rtbDescription.Text = "";
pbPhoto.Image = null;
}
}
