private void btnListar_Click(object sender, EventArgs e)
{
using (Context context = new Context())
{
disciplinaBindingSource.DataSource = context.Disciplinas.ToList();
pnlCover.Hide();
btnNovo.Enabled = false;
btnListar.Enabled = false;
btnLimpar.Enabled = true;
Models.Disciplina disciplina = disciplinaBindingSource.Current as Models.Disciplina;
if (disciplina != null)
{
if (disciplina.Nome != null && disciplina.Id != 0)
{
btnEditar.Enabled = true;
btnDeletar.Enabled = true;
disciplinaBindingSource.MoveFirst();
//disciplinaBindingSource.RemoveCurrent();
}
else
{
btnEditar.Enabled = false;
btnDeletar.Enabled = false;
MessageBox.Show("Não há disciplinas cadastrados", "Atenção", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
btnLimpar_Click(sender, e);
}
}
_pnlCoverEnable = false;
}
}
private void btnOK_Click(object sender, EventArgs e)
{
Models.Disciplina disciplinaModel = new Models.Disciplina();
disciplinaModel.Descricao = tbDescricao.Text;
disciplinaModel.Salvar();
MessageBox.Show("Operação completada com sucesso");
Close();
}
private void btnDeletar_Click(object sender, EventArgs e)
{
try
{
if (MessageBox.Show(this, "Tem certeza que deseja deletar este disciplina?", "Atenção!", MessageBoxButtons.YesNo, MessageBoxIcon.Warning) == DialogResult.Yes)
{
using (Context context = new Context())
{
Models.Disciplina disciplina = disciplinaBindingSource.Current as Models.Disciplina;
if (disciplina != null)
{
if (context.Entry(disciplina).State == EntityState.Detached)
{
context.Set <Models.Disciplina>().Attach(disciplina);
}
context.Entry(disciplina).State = EntityState.Deleted;
context.SaveChanges();
//MessageBox.Show(this, "Disciplina deletado com sucesso!", ";)", MessageBoxButtons.OK, MessageBoxIcon.Information);
disciplinaBindingSource.RemoveCurrent();
dgvDisciplina.Refresh();
Disciplina_Load(sender, e);
pnlCadastro.Enabled = false;
btnNovo.Enabled = false;
disciplinaBindingSource.MoveLast();
disciplinaBindingSource.RemoveCurrent();
}
}
}
}
catch (Exception)
{
MessageBox.Show("Não é possível deletar uma linha vazia", "Falha ao deletar", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
Models.Disciplina disciplinaAux = disciplinaBindingSource.Current as Models.Disciplina;
if (disciplinaAux == null)
{
btnEditar.Enabled = false;
btnDeletar.Enabled = false;
}
}
private void btnSalvar_Click(object sender, EventArgs e)
{
if (Services.Services.CheckEmptyField(txtNomeDisciplina, errDisciplina))
{
return;
}
if (Services.Services.CheckEmptyField(txtNomeDisciplina, errDisciplina))
{
return;
}
if (Services.Services.CheckEmptyField(txtCargaHoraria, errDisciplina))
{
return;
}
using (Context context = new Context())
{
Models.Disciplina disciplina = disciplinaBindingSource.Current as Models.Disciplina;
disciplina.TurmaId = ((Models.Avaliacao)cboTurma.SelectedItem).Id;
if (disciplina != null)
{
if (context.Entry(disciplina).State == EntityState.Detached)
{
context.Set <Models.Disciplina>().Attach(disciplina);
if (disciplina.Id == 0)
{
context.Entry(disciplina).State = EntityState.Added;
}
else
{
context.Entry(disciplina).State = EntityState.Modified;
}
context.SaveChanges();
MessageBox.Show(this, "Disciplina adicionada com sucesso!", ";)", MessageBoxButtons.OK, MessageBoxIcon.Information);
dgvDisciplina.Refresh();
Disciplina_Load(new object(), new EventArgs());
pnlCadastro.Enabled = false;
}
}
}
}
private void btnPesquisar_Click(object sender, EventArgs e)
{
using (Context context = new Context())
{
List <Models.Disciplina> pesquisa = context.Disciplinas.Where(x => x.Nome.Contains(txtPesquisa.Text) || x.Nome.Contains(txtPesquisa.Text)).ToList();
Models.Disciplina disciplina = disciplinaBindingSource.Current as Models.Disciplina;
if (disciplina != null && !string.IsNullOrEmpty(txtPesquisa.Text) && pesquisa.Count() != 0)
{
disciplinaBindingSource.DataSource = pesquisa;
btnNovo.Enabled = false;
btnLimpar.Enabled = true;
pnlCover.Hide();
}
else
{
MessageBox.Show("Termo não encontrado ou campo vazio", "Atenção", MessageBoxButtons.OK, MessageBoxIcon.Warning);
btnCancelar_Click(sender, e);
}
}
Models.Disciplina disciplinaAux = disciplinaBindingSource.Current as Models.Disciplina;
if (!_pnlCoverEnable)
{
btnLimpar.Enabled = true;
disciplinaBindingSource.MoveLast();
if (disciplinaAux.Id == 0)
{
disciplinaBindingSource.RemoveCurrent();
btnNovo.Enabled = false;
btnEditar.Enabled = false;
btnDeletar.Enabled = false;
}
}
else
{
disciplinaBindingSource.MoveLast();
}
}