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compcode [2007/06/13 05:38] – lavirottecompcode [2011/01/05 15:26] – fixes in the code, update to new version hourdin
Line 1: Line 1:
-====== Sample for for a Bean ======+====== Sample of a Bean ======
  
 ===== Source Code ===== ===== Source Code =====
  
-Here is the sample code of a component in c# (save this to a le called Sample_Component.cs) :+Here is a sample code of a component in C# (save this to a file called Your_CSharpBean_Name.cs) :
  
 <code csharp> <code csharp>
-using WComp.Beans; // It contains the definition of the attribute [Bean]+using WComp.Beans;      // Contains the definition of the [Bean] attribute
 using System.Threading; // For the thread demo purposes using System.Threading; // For the thread demo purposes
  
Line 12: Line 12:
  
     [Bean]     [Bean]
-    public class Your_CSharpBean_Name {+    public class Your_CSharpBean_Name : IThreadCreator { 
 +        private Thread t;      // Private attributes of the class 
 +        private volatile bool run = false;
  
         public Your_CSharpBean_Name() {         public Your_CSharpBean_Name() {
Line 18: Line 20:
             // Example of a loop that call the output             // Example of a loop that call the output
             // every second.             // every second.
-            new Thread(new ThreadStart(ThreadLoopMethod)).Start();+            t = new Thread(new ThreadStart(ThreadLoopMethod));
         }         }
 +
 +        public void Start() {
 +            if (!run) {
 +                run = true;
 +                t.Start(); 
 +            } 
 +        }
 +        public void Stop() {   // since version 2.4.0.856,
 +            run = false;       // IThreadCreator defines the Stop() method
 +        } 
  
          // Loop sample          // Loop sample
          public void ThreadLoopMethod() {          public void ThreadLoopMethod() {
-             while(Thread.CurrentThread.IsAlive) {+             while(run) {
                  Thread.Sleep(1000);                  Thread.Sleep(1000);
                  double result;                  double result;
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         // --- Start: Input port sample ---         // --- Start: Input port sample ---
         // an input port is a method (below)         // an input port is a method (below)
-        public int Input_Sample(string param_name) {+        public void Input_Sample(string param_name) {
             string pn = param_name; // You may use the parameters             string pn = param_name; // You may use the parameters
-            return 0; // You may return anything+            // No return value is expected in WComp: 
 +            // results are given using events
         }         }
         // --- End: Input port sample ---         // --- End: Input port sample ---
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         // --- Start: Output port sample ---         // --- Start: Output port sample ---
         public delegate double Output_Sample_Signature(int param_name);         public delegate double Output_Sample_Signature(int param_name);
-        // This is the signature of the output method+        // The delegate defines the signature of the output method
         public event Output_Sample_Signature Output_Sample;         public event Output_Sample_Signature Output_Sample;
-        // The output port is the event (before)+        // The output port is the event, named here Output_Sample
         // --- End: Output port sample ---         // --- End: Output port sample ---
     }     }
 } }
 </code> </code>
 +
 +
  
 ===== Compilation ===== ===== Compilation =====
  
-Wcomp distrib. Here is a sample of the command line compilation : +Here is a sample of the command line compilation: 
-<code actionscript> +<code> 
-csc.exe /target:library /r:Bean.dll Sample_Component.cs+csc.exe /target:library /r:Beans.dll Sample_Component.cs
 </code> </code>
 +
 +You will find Beans.dll in the SharpWComp distrib.
  • compcode.txt
  • Last modified: 2011/06/06 08:48
  • by Stéphane Lavirotte