public Ad_UpdateCourse(Ad_CourseManage parent, string cid, string cname, string cterm, string cpoint, string ctime, string cquality)
{
InitializeComponent();
pform = parent;
tbox_cid.Text = cid;
tbox_cname.Text = cname;
tbox_credit.Text = cpoint;
cbox_term.Text = cterm;
tbox_hour.Text = ctime;
cbox_feature.Text = cquality;
oldcid = cid.Trim();
string sql = "select distinct cquality from courses";
if (Ad_CourseManage.ExecuteSql(sql) != 0)
{
this.cbox_feature.DataSource = Ad_CourseManage.Query(sql).Tables["courses"];
cbox_feature.DisplayMember = "cquality";
}
string sql1 = "select distinct cterm from courses";
if (Ad_CourseManage.ExecuteSql(sql) != 0)
{
this.cbox_term.DataSource = Ad_CourseManage.Query(sql1).Tables["courses"];
cbox_term.DisplayMember = "cterm";
}
}
private void btn_course_Click(object sender, EventArgs e)
{
Ad_CourseManage childrenForm = new Ad_CourseManage(this);
childrenForm.Owner = this;
this.Hide();
childrenForm.Show();
}
public Ad_CourseManage(LoginIn_Ad parent)
{
InitializeComponent();
pform = parent;
string sql = "select distinct cterm from courses";
if (Ad_CourseManage.ExecuteSql(sql) != 0)
{
this.cbox_term.DataSource = Ad_CourseManage.Query(sql).Tables["courses"];
cbox_term.DisplayMember = "cterm";
}
}
private void btn_confirm_Click(object sender, EventArgs e)
{
string newcid = tbox_cid.Text.Trim();
string cname = tbox_cname.Text.Trim();
string cterm = cbox_term.Text;
string cpoint = tbox_credit.Text.Trim();
string ctime = tbox_hour.Text.Trim();
string cquality = cbox_feature.Text;
string sql = "update courses set cid = '" + newcid + "',cname='" + cname + "',cterm=" + int.Parse(cterm) + ",cpoint=" + int.Parse(cpoint) + ",ctime =" + int.Parse(ctime) + ",cquality ='" + cquality + "' where cid = '" + oldcid + "'";
if (Ad_CourseManage.ExecuteSql(sql) != 0)
{
MessageBox.Show("修改成功！");
}
this.pform.Show();
this.Close();
}
private void btn_confirm_Click(object sender, EventArgs e)
{
string cid = tbox_cid.Text.Trim();
string cname = tbox_cname.Text.Trim();
string cpoint = tbox_credit.Text.Trim();
string cterm = cbox_term.Text;
string cquality = cbox_feature.Text;
string ctime = tbox_hour.Text.Trim();
//SQL添加数据语句字符串
string sql = "insert into courses(cid,cname,cterm,cpoint,ctime,cquality) values('" + cid + "','" + cname + "'," + int.Parse(cterm) + "," + int.Parse(cpoint) + "," + int.Parse(ctime) + ",'" + cquality + "')";
if (Ad_CourseManage.ExecuteSql(sql) != 0)//向源数据库传递并执行SQL语句
{
MessageBox.Show("添加课程信息成功！");
}
this.pform.Show();
this.Close();
}
