public void Remove()
{
DialogResult delete = MessageBox.Show("Are you sure delete student with id: " + ID_Course_tb.Text, "",
MessageBoxButtons.YesNo, MessageBoxIcon.Warning);
int id = Convert.ToInt32(ID_Course_tb.Text);
if (delete == DialogResult.Yes)
{
Courses course = new Courses();
if (course.RemoveCourse(id) && ID_Course_tb.Text.Trim() != "")
{
MessageBox.Show("Complete", "Delete Course", MessageBoxButtons.OK, MessageBoxIcon.Information);
this.Reset_Change();
}
else
{
MessageBox.Show("Delete course failed", "Delete Course", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
}
private void WindowsUIButtonPanel_ButtonChecked(object sender, DevExpress.XtraBars.Docking2010.ButtonEventArgs e)
{
Courses course = new Courses();
string tag = ((WindowsUIButton)e.Button).Tag.ToString();
switch (tag)
{
case "A1":
course.Id = Convert.ToInt32(ID_Course.Text);
course.Label = NameCourse.Text;
course.Period = Convert.ToInt32(Period_updown.Value);
course.Description = Rich_decs.Text;
if (course.CheckCourseName(course.Label))
{
if (this.Check())
{
MessageBox.Show("The textbox control is blank! Please enter again", "Add Course", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else
{
if (course.AddThisCourse())
{
MessageBox.Show("Add a new course successful!", "Add Course", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
MessageBox.Show("Add failed", "Add Course", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
}
else
{
MessageBox.Show("This course already!. Please add a new course", "Add Course", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
break;
case "A2":
try
{
int id = Convert.ToInt32(ID_Course.Text);
string label = NameCourse.Text;
int period = Convert.ToInt32(Period_updown.Value);
string description = Rich_decs.Text;
int se = Convert.ToInt32(ComboxBox_Semester.Text);
if (course.UpdateCourse(id, label, period, description, se))
{
MessageBox.Show("Edit course successful!", "Edit Course", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
MessageBox.Show("Edit course failed", "Edit Course", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
catch
{
}
break;
case "A3":
DialogResult delete = MessageBox.Show("Are you sure delete student with id: " + ID_Course.Text, "",
MessageBoxButtons.YesNo, MessageBoxIcon.Warning);
int ids = Convert.ToInt32(ID_Course.Text);
if (delete == DialogResult.Yes)
{
if (course.RemoveCourse(ids) && ID_Course.Text.Trim() != "")
{
MessageBox.Show("Complete", "Delete Course", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
MessageBox.Show("Delete course failed", "Delete Course", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
break;
case "A4":
this.RefreshList();
break;
}
}