public InputCourseForm(Course c)
{//c非空为修改窗体；否则为增加窗体
InitializeComponent();
if (c == null)
{
tbCourseNo.Enabled = true;
this.Text = "增加课程";
isUpdate = false;
btnAdd.Text = "增加";
}
else
{
this.Text = "修改课程信息";
tbCourseNo.Enabled = false;
tbCourseNo.Text = c.courseNo;
tbCourseName.Text = c.courseName;
tbPoint.Text = c.point.ToString("0.0");
isUpdate = true;
btnAdd.Text = "保存修改";
dept = CourseManageAction.getDept(c);
}
}