1 using System;
 2 using System.Collections.Generic;
 3 using System.Drawing;
 4 using System.Runtime.InteropServices;
 5 using System.Windows.Forms;
 6 using System.Threading;
 7 
 8 namespace TestDLL
 9 {
10     
13     public partial class MainForm : Form
14     {
15         
16 
17         public MainForm()
18         {
19             //
20             // The InitializeComponent() call is required for Windows Forms designer support.
21             //
22             InitializeComponent();
23             
24             //
25             // TODO: Add constructor code after the InitializeComponent() call.
26             //
27         }
28 
29         
30         void Button2_Click(object sender, EventArgs e)
31         {
32             NewGIS ANewGIS=new NewGIS();
33             this.textBox1.Text ="模拟开始...";
34             this.Refresh();
35             Thread NewGISThead=new Thread(NewGIS.RUN );
36             NewGISThead.Start();
37             this.button2.Enabled=false;
38         }
39         
40         void Button3Click(object sender, EventArgs e)
41         {
42             float   a=8;
43             float b=9;
44             float c=NewGIS.GetWillUsedTime(a,b);
45             if(c>0)
46             {
47                 this.button2.Enabled=false;
48             }
49             else
50             {
51                 this.button2.Enabled=true;
52             }
53             this.textBox1.Text =c.ToString();
54         }
55         
56         
57         void Button1_Click(object sender, EventArgs e)
58         {
59             int a=98;
60             int b=100;
61             b=NewGIS.GetInfor(a);
62             this.textBox1.Text=b.ToString();
63         }
64     }
65     public   class NewGIS
66     {       private   static float  GISEND;
67         [DllImport("G:\\TestDll\\bin\\DLL\\GISDLL.dll",CallingConvention = CallingConvention.Cdecl)]
68         public  static extern float RunGIS(float a, float b);
69         [DllImport("G:\\TestDll\\bin\\DLL\\GISDLL.dll",CallingConvention = CallingConvention.Cdecl)]
70         public static extern float GetWillUsedTime(float a, float b);
71                 
72         
73         public static void RUN()
74         {
75             GISEND=0;
76             float a=50;
77             float b=50;
78             GISEND=NewGIS.RunGIS(a,b);
79         }
80         
81 
82     }
83 }