C# 可折叠导航

Love The Way You Lie 2022-02-05 04:13 267阅读 0赞

1.  **using System;  **
2.  **using System.Collections.Generic;  **
3.  **using System.ComponentModel;  **
4.  **using System.Data;  **
5.  **using System.Drawing;  **
6.  **using System.Linq;  **
7.  **using System.Text;  **
8.  **using System.Windows.Forms;  **
9.  **  **
10. **namespace WindowsFormsApplication2  **
11. **\{  **
12. **    public partial class Form1 : Form  **
13. **    \{  **
14. **        public Form1()  **
15. **        \{  **
16. **            InitializeComponent();  **
17. **        \}  **
18. **        private Font ft = new Font("黑体",12);  **
19. **        private static Panel iPanel= new Panel();  **
20. **        private static PictureBox iPict =new PictureBox();  **
21. **  **
22. **        private void Form1\_Load(object sender, EventArgs e)  **
23. **        \{  **
24. **            pictureBox1.Image = global::WindowsFormsApplication2.Properties.Resources.朝上按钮;  **
25. **            pictureBox1.Size = global::WindowsFormsApplication2.Properties.Resources.朝上按钮.Size;  **
26. **            pictureBox2.Image = global::WindowsFormsApplication2.Properties.Resources.朝上按钮;  **
27. **            pictureBox2.Size = global::WindowsFormsApplication2.Properties.Resources.朝上按钮.Size;  **
28. **            ft = label1.Font;  **
29. **        \}  **
30. **  **
31. **        private void label1\_MouseEnter(object sender, EventArgs e)  **
32. **        \{  **
33. **            ((Label)sender).ForeColor = Color.Red;//设置控件文字字颜色  **
34. **            ((Label)sender).Font = new Font(ft, ft.Style | FontStyle.Underline);//设置控件字体  **
35. **        \}  **
36. **  **
37. **        private void label1\_MouseLeave(object sender, EventArgs e)  **
38. **        \{  **
39. **            ((Label)sender).ForeColor = Color.Black;//设置控件文字颜色  **
40. **            ((Label)sender).Font = new Font(ft, ft.Style); //设置控件字体  **
41. **        \}  **
42. **  **
43. **        private void pictureBox1\_Click(object sender, EventArgs e)  **
44. **        \{  **
45. **            int i = Convert.ToInt16(((PictureBox)sender).Tag.ToString());  **
46. **            switch (i)  **
47. **            \{  **
48. **                case 1:  **
49. **                    iPanel = panel2\_1;  **
50. **                    iPict = pictureBox1;  **
51. **                    break;  **
52. **                case 2:  **
53. **                    iPanel = panel2\_2;  **
54. **                    iPict = pictureBox2;  **
55. **                    break;  **
56. **            \}  **
57. **  **
58. **            if (Convert.ToInt16(iPanel.Tag.ToString()) == 1)  **
59. **            \{  **
60. **                iPanel.Tag = 2;  **
61. **                iPict.Image = Properties.Resources.朝上按钮;  **
62. **                iPanel.Visible = true;  **
63. **            \}  **
64. **            else  **
65. **            \{  **
66. **                iPanel.Tag = 1;  **
67. **                iPict.Image = Properties.Resources.朝下按钮;  **
68. **                iPanel.Visible = false;  **
69. **            \}  **
70. **        \}  **
71. **    \}  **
72. **\}  **

![1343875669_3312.jpg][]

转载自：[http://blog.csdn.net/mghc00100/article/details/7821732http://blog.csdn.net/mghc00100/article/details/7821732][http_blog.csdn.net_mghc00100_article_details_7821732http_blog.csdn.net_mghc00100_article_details_7821732]

另可参考：[http://blog.csdn.net/bdmh/article/details/7549140][http_blog.csdn.net_mghc00100_article_details_7821732http_blog.csdn.net_mghc00100_article_details_7821732]

[1343875669_3312.jpg]: https://img-my.csdn.net/uploads/201208/02/1343875669_3312.jpg
[http_blog.csdn.net_mghc00100_article_details_7821732http_blog.csdn.net_mghc00100_article_details_7821732]: http://blog.csdn.net/bdmh/article/details/7549140