1 private void rdoGiveTicket_CheckedChanged(object sender, EventArgs e)
2  { 3 if (this.treeView1.SelectedNode == null) return; 4 this.lblOriginalPrice.Text = "0"; 5 this.cboDiscount.Enabled = false; 6 this.txtGiver.Enabled = true; 7 }

1 private void rdoStuTicket_CheckedChanged(object sender, EventArgs e)
2  { 3 if (this.treeView1.SelectedNode == null) return; 4 this.cboDiscount.Enabled = true; 5 this.txtGiver.Enabled = false; 6 }

1 private void rdoNormal_CheckedChanged(object sender, EventArgs e)
2         {
3             this.cboDiscount.Enabled = false;
4             this.txtGiver.Enabled = false;
5             if (!GetKey()) return;
6             //更新原价，因为点击赠票时价格为0了
7             this.lblOriginalPrice.Text = cinema.Schedule.Items[key].Movie.Price.ToString();
8         }

 1 public bool GetKey()
 2         {
 3             //选中节点
 4             TreeNode node = this.treeView1.SelectedNode;
 5             //如果没有选择节点=》结束
 6             if (node == null) return false;
 7             //如果选中节点不是场次（时间）=》结束
 8             if (node.Level != 1) return false;
 9             //获取时间作为key
10             key = node.Text;
11             if (key != "" && key != null) return true;
12             return false;
13         }

 1 private void InitTreeView()
 2         {
 3             this.treeView1.Nodes.Clear();
 4             string movieName = "";
 5             TreeNode tn = null;
 6             foreach (ScheduleItem item in cinema.Schedule.Items.Values)
 7             {
 8                 //如果不存在此电影节点，创建电影节点
 9                 if (item.Movie.MovieName != movieName)
10                 {
11                     tn = new TreeNode(item.Movie.MovieName);
12                     tn.Tag = item.Movie;
13                     this.treeView1.Nodes.Add(tn);
14                 }
15                 //增加场次时间节点
16                 TreeNode time = new TreeNode(item.Time);
17                 tn.Nodes.Add(time);
18                 //获取当前场次的电影名字，重新遍历
19                 movieName = item.Movie.MovieName;
20             }
21             //展开所有的节点
22             this.treeView1.ExpandAll();
23         }

 1  private void treeView1_AfterSelect(object sender, TreeViewEventArgs e)
 2         {
 3             //清空残留信息
 4             ClearContent();
 5             rdoNormal.Checked = true;
 6             //获取key
 7             if (!GetKey()) return;
 8             lblName.Text = cinema.Schedule.Items[key].Movie.MovieName;
 9             lblDate.Text = key;
10             lblType.Text = cinema.Schedule.Items[key].Movie.MovieType.ToString();
11             lblOriginalPrice.Text = cinema.Schedule.Items[key].Movie.Price.ToString();
12             lblMainAct.Text = cinema.Schedule.Items[key].Movie.Actor;
13             lblDirect.Text = cinema.Schedule.Items[key].Movie.Director;
14             this.pictureBox1.Image = Image.FromFile(cinema.Schedule.Items[key].Movie.Poster);
15             this.lblPreferentialPrice.Text = "";
16         }

 1  private void InitialSeat()
 2         {
 3             int seatRow = 7;
 4             int seatLine = 5;
 5             for (int i = 0; i < seatRow; i++)//列
 6             {
 7                 for (int j = 0; j < seatLine; j++)//行
 8                 {
 9                     label = new Label();
10                     //设置背景颜色
11                     label.BackColor = Color.Yellow;
12                     //设置字体 字体，大小，指定应用到文本的字形信息为普通文本，指定给定数据的度量单位，新字体的GDI字符集
13                     label.Font = new System.Drawing.Font("宋体", 14.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
14                     //取消自动尺寸方便我们设置尺寸
15                     label.AutoSize = false;
16                     //指定label的宽和高
17                     label.Size = new System.Drawing.Size(50, 25);
18                     //设置座位号
19                     label.Text = (j + 1).ToString() + "-" + (i + 1).ToString();
20                     label.TextAlign = ContentAlignment.MiddleCenter;
21                     //设置位置
22                     label.Location = new Point(60 + (i * 100), 60 + (j * 60));
23                     //所有的标签绑定到同一事件，lblSeat_Click是我们手动写的事件
24                     label.Click += new System.EventHandler(lblSeat_Click);
25                     //tb是TabPage
26                     tb.Controls.Add(label);
27                     //加入到全局的labels集合中
28                     labels.Add(label.Text, label);
29                     //实例化一个座位Seat构造函数的参数为座位号及颜色
30                     seat = new Seat((j + 1).ToString() + "-" + (i + 1).ToString(), Color.Yellow);
31                     cinema.Seats.Add(seat.SeatNum, seat);
32                 }
33             }