private void DelTrainCourseBook(TreeViewNodeCollection tvNodes)
{
foreach (TreeViewNode node in tvNodes)
{
if (node.Checked == true)
{
TrainCourseBookBLL obj = new TrainCourseBookBLL();
int n = 0;
foreach (TreeViewNode node1 in node.Nodes)
{
if (node1.Checked == true)
{
n = n + 1;
}
}
if (n != node.Nodes.Count)
{
Response.Write("<script>alert('要移除已选教材章节的父节点时必须选中其所有子节点！');</script>");
return;
}
else
{
obj.DeleteTrainCourseBook(Convert.ToInt32(node.ID));
}
obj.DeleteTrainCourseBook(Convert.ToInt32(node.ID));
}
if (node.Nodes.Count > 0)
{
DelTrainCourseBook(node.Nodes);
}
}
}
private void AddTrainCourseBook(TreeViewNodeCollection tvNodes)
{
ArrayList objList = GetChapterList();
foreach (TreeViewNode node in tvNodes)
{
if (node.Checked == true)
{
if (objList.IndexOf(node.ID) == -1)
{
TrainCourseBookBLL trainCourseBookBLL = new TrainCourseBookBLL();
RailExam.Model.TrainCourseBook trainCourseBook = new RailExam.Model.TrainCourseBook();
if (node.ParentNode == null)
{
trainCourseBook.ChapterID = string.Empty;
}
else
{
trainCourseBook.ChapterID = node.ID;
}
trainCourseBook.CourseID = Convert.ToInt32(ViewState["CourseID"].ToString());
trainCourseBook.BookID = Convert.ToInt32(node.Value);
trainCourseBookBLL.AddTrainCourseBook(trainCourseBook);
}
}
if (node.Nodes.Count > 0)
{
AddTrainCourseBook(node.Nodes);
}
}
}
private void BindChooseBookTree()
{
tvChooseBook.Nodes.Clear();
TrainCourseBookBLL trainCourseBookBLL = new TrainCourseBookBLL();
IList <RailExam.Model.TrainCourseBook> trainCourseBookList =
trainCourseBookBLL.GetTrainCourseBookChapter(Convert.ToInt32(ViewState["CourseID"].ToString()), "order by a.Level_Num,a.order_index Asc,a.train_course_book_chapter_id");
Pub.BuildComponentArtTreeView(tvChooseBook, (IList)trainCourseBookList, "TrainCourseBookChapterID", "ParentID", "ChapterName", "ChapterName", "TrainCourseBookChapterID", null, null, null);
ShowCheckBox(tvChooseBook.Nodes);
tvChooseBook.ExpandAll();
}
/// <summary>
/// 获取当前课程中教材章节ID的列表
/// </summary>
/// <returns></returns>
private ArrayList GetChapterList()
{
ArrayList objList = new ArrayList();
TrainCourseBookBLL trainCourseBookBLL = new TrainCourseBookBLL();
IList <RailExam.Model.TrainCourseBook> trainCourseBookList =
trainCourseBookBLL.GetTrainCourseBookChapter(Convert.ToInt32(ViewState["CourseID"].ToString()), "order by a.Level_Num,a.order_index Asc,a.train_course_book_chapter_id");
if (trainCourseBookList.Count > 0)
{
foreach (RailExam.Model.TrainCourseBook trainCourseBook in trainCourseBookList)
{
if (trainCourseBook.ChapterID != null)
{
objList.Add(trainCourseBook.ChapterID);
}
else
{
objList.Add(trainCourseBook.BookID.ToString());
}
}
}
return(objList);
}
