winform下（C#）用treeview绑定xml动态生成特定的树

Question

怎么在winform下快速用treeview绑定xml

Answer 1

我做和  listView控件绑定
 不知道可否

Answer 2

我对winform不太熟悉，listview可以显示属性结构嘛

Answer 3

遍历xml绑定
或XmlDataSource 

Answer 4

    
        //string path = Application.StartupPath.Substring(0, Application.StartupPath.IndexOf("bin"));
        private void btnAdd_Click(object sender, EventArgs e)
        {
            XmlDocument doc = new XmlDocument();
            doc.Load("Student.xml");
            XmlNode node = doc.CreateElement("Student");
 
            //第一个节点
            XmlNode Num = doc.CreateElement("Num");
            Num.InnerText = txtNum.Text;
            node.AppendChild(Num);
            //第二个节点
            XmlNode Name = doc.CreateElement("Name");
            Name.InnerText = txtName.Text;
            node.AppendChild(Name);
            //第三个节点
            XmlNode Age = doc.CreateElement("Age");
            Age.InnerText = txtAge.Text;
            node.AppendChild(Age);
            //添加第四个节点
            XmlNode Hobby = doc.CreateElement("Hobby");
            Hobby.InnerText = txtHobby.Text;
            node.AppendChild(Hobby);            //全部添加到根节点
            XmlNode rootNode = doc.DocumentElement;
            rootNode.AppendChild(node);
            doc.Save("Student.xml");
            MessageBox.Show("添加成功!", "系统提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Information);
            addTreeView();
        }        private void btnSearch_Click(object sender, EventArgs e)
        {
            NewMethod();
            XmlDocument doc = new XmlDocument();
            doc.Load("Student.xml");
            XmlNode Mynode = doc.DocumentElement;
            foreach (XmlNode stuNodes in Mynode.ChildNodes)
            {
                foreach (XmlNode stu in stuNodes.ChildNodes)
                {
                    if (stu.Name == "Num" && stu.InnerText == txtNum.Text)
                    {
                        foreach (XmlNode var in stuNodes.ChildNodes)
                        {
                            switch (var.Name)
                            {
                                case "Name":
                                    txtName.Text = var.InnerText;
                                    break;
                                case "Age":
                                    txtAge.Text = var.InnerText;
                                    break;
                                case "Hobby":
                                    txtHobby.Text = var.InnerText;
                                    break;
                            }
                        }
                    }
                }
            }
        }        private void NewMethod()
        {            tvMainForm.Nodes.Clear();
            XmlDocument xml = new XmlDocument();
            xml.Load("Student.xml");
            XmlNode root = xml.DocumentElement;
            foreach (XmlNode node in root.ChildNodes)
            {
                TreeNode studentNode;
                //将Student节点的Name添加到TreeView作为TreeView根节点
                studentNode = tvMainForm.Nodes.Add(node.Name);
                foreach (XmlNode subNode in node.ChildNodes)
                {
                    //将Student节点下的内容添加到根节点的子节点
                    studentNode.Nodes.Add(subNode.InnerText);                }
            }
        }        private void btnUpdate_Click(object sender, EventArgs e)
        {
            XmlDocument doc = new XmlDocument();
            doc.Load("Student.xml");
            XmlNode node = doc.DocumentElement;
            foreach (XmlNode stuNodes in node.ChildNodes)
            {
                foreach (XmlNode stu in stuNodes.ChildNodes)
                {
                    if (stu.Name == "Num" && stu.InnerText == txtNum.Text)
                    {
                        foreach (XmlNode var in stuNodes.ChildNodes)
                        {
                            switch (var.Name)
                            {
                                case "Name":
                                    var.InnerText = txtName.Text;
                                    break;
                                case "Age":
                                    var.InnerText = txtAge.Text;
                                    break;
                                case "Hobby":
                                    var.InnerText = txtHobby.Text;
                                    break;
                            }
                        }
                    }
                }
            }
            doc.Save("Student.xml");
            MessageBox.Show("修改成功!");
        }        private void tvMainForm_AfterSelect(object sender, TreeViewEventArgs e)
        {
            //TreeNode node = tvMainForm.SelectedNode;
            //int index = node.Index;
            if (tvMainForm.SelectedNode==null)
            {
                return;
            }
            else
            {                XmlDocument xml = new XmlDocument();
                xml.Load("Student.xml");
                XmlNode root = xml.DocumentElement;
                foreach (XmlNode node in root.ChildNodes)
                {
                    txtName.Text = tvMainForm.SelectedNode.Text;
                }
                //Student stu = list[tvMainForm.SelectedNode.Text];
                //txtNum.Text = stu.Num.ToString();
                //txtName.Text = stu.Name;
                //txtAge.Text = stu.Age.ToString();
                //txtHobby.Text = stu.Hobby;
                
            }
        }        private void btnDel_Click(object sender, EventArgs e)
        {
            if (tvMainForm.SelectedNode.Level != 0)
            {
                tvMainForm.SelectedNode.Remove();            }
            else
            {
                tvMainForm.SelectedNode.Remove();
            }
            XmlDocument doc = new XmlDocument();
            doc.Load("Student.xml");
            XmlNode node = doc.DocumentElement;
            foreach (XmlNode stuNode in node.ChildNodes)
            {
                foreach (XmlNode stu in stuNode.ChildNodes)
                {
                    if (stu.Name == "Num" && stu.InnerText == txtNum.Text)
                    {
                        stuNode.ParentNode.RemoveChild(stuNode);
                    }
                }
            }
            doc.Save("Student.xml");
            MessageBox.Show("删除成功!");
        }
        //添加到集合中
        private void addTreeView()
        {
            XmlDocument doc = new XmlDocument();
            doc.Load("Student.xml");
            XmlNode node = doc.DocumentElement;
            //获取根节点
            foreach(XmlNode nodes in node.ChildNodes)
            {
               Student students = new Student();
                if(nodes.Name =="Student")
                {
                    foreach (XmlNode stu in nodes.ChildNodes)
                    {
                        switch (stu.Name)
                        {
                            case "Num":
                                students.Num = Convert.ToInt32(stu.InnerText);
                                break;
                            case "Name":
                                students.Name = stu.InnerText;
                                break;
                            case "Age":
                                students.Age = Convert.ToInt32(stu.InnerText);
                                break;
                            case "Hobby":
                                students.Hobby = stu.InnerText;
                                break;
                        }
                    }
                 }
                 list.Add(students.Name,students);
            }
                     
        }        private void btnExit_Click(object sender, EventArgs e)
        {
            DialogResult result;
            result = MessageBox.Show("确定要退出吗？","系统提示",MessageBoxButtons.OKCancel,MessageBoxIcon.Information);
            if (result == DialogResult.OK)
            {
                Application.Exit();
            }
        }
    }
}