private void dataGridViewGroups_CellContentClick(object sender, DataGridViewCellEventArgs e)
{
DataGridView dataGrid = (DataGridView)sender;
DataGridViewButtonColumn button = dataGrid.Columns[e.ColumnIndex] as DataGridViewButtonColumn;
int id = ((int)dataGrid.Rows[e.RowIndex].Cells[0].Value);
if (e.ColumnIndex == dataGrid.Columns["ColumnEditGroupButton"].Index && e.RowIndex >= 0)
{
using (Model.KeynerContext db = new Model.KeynerContext())
{
Model.Group group = db.GroupSet.FirstOrDefault(g => g.Id == id);
FormNewGroup form = new FormNewGroup(ref group);
form.ShowDialog();
if (form.DialogResult == DialogResult.Yes)
{
this.FillDataGridGroups();
}
}
}
if (e.ColumnIndex == dataGrid.Columns["ColumnDeleteGroupButton"].Index && e.RowIndex >= 0)
{
if (MessageBox.Show("Do you want delete this group?", "Delete", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
using (Model.KeynerContext db = new Model.KeynerContext())
{
db.Entry(db.GroupSet.FirstOrDefault(g => g.Id == id)).State = System.Data.Entity.EntityState.Deleted;
db.SaveChanges();
dataGrid.Rows.RemoveAt(e.RowIndex);
}
}
}
}
private void buttonSaveGroup_Click(object sender, EventArgs e)
{
if (_group == null)
{
_group = new Model.Group();
}
_group.Name = textBoxGroupName.Text;
List <ValidationResult> validationResults = new List <ValidationResult>();
ValidationContext validationContext = new ValidationContext(_group);
if (!Validator.TryValidateObject(_group, validationContext, validationResults, true))
{
string errorMesseges = "";
foreach (ValidationResult item in validationResults)
{
errorMesseges += item.ErrorMessage + "\n";
}
MessageBox.Show(errorMesseges, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
using (Model.KeynerContext db = new Model.KeynerContext())
{
if (_modified)
{
db.Entry(_group).State = System.Data.Entity.EntityState.Modified;
}
else
{
db.GroupSet.Add(_group);
}
db.SaveChanges();
this.DialogResult = DialogResult.Yes;
this.Close();
}
}
public FormNewGroup(ref Model.Group group) : this()
{
this._group = group;
textBoxGroupName.Text = _group.Name;
_modified = true;
}