--- a/dwtx/jface/operation/IRunnableWithProgress.d	Sun Apr 13 16:37:43 2008 +0200
+++ b/dwtx/jface/operation/IRunnableWithProgress.d	Sun Apr 13 17:19:04 2008 +0200
@@ -16,6 +16,9 @@
 
 import dwt.dwthelper.utils;
 
+import tango.core.Tuple;
+import tango.core.Traits;
+
 /**
  * The <code>IRunnableWithProgress</code> interface should be implemented by any
  * class whose instances are intended to be executed as a long-running operation.
@@ -50,3 +53,39 @@
      */
     public void run(IProgressMonitor monitor);
 }
+
+class _DgIRunnableWithProgressT(Dg,T...) : IRunnableWithProgress {
+
+    alias ParameterTupleOf!(Dg) DgArgs;
+    static assert( is(DgArgs == Tuple!(T))
+                || is(DgArgs == Tuple!(IProgressMonitor,T)),
+                "Delegate args not correct" );
+
+    Dg dg;
+    T t;
+
+    private this( Dg dg, T t ){
+        this.dg = dg;
+        static if( T.length > 0 ){
+            this.t = t;
+        }
+    }
+
+    void run( IProgressMonitor pm ){
+        static if( is( typeof(dg(pm,t)))){
+            dg(pm,t);
+        }
+        else static if( is( typeof(dg(t)))){
+            dg(t);
+        }
+        else{
+            static assert( false, "Delegate type is incorrect for arguments supplied");
+        }
+    }
+}
+
+_DgIRunnableWithProgressT!(Dg,T) dgIRunnableWithProgress(Dg,T...)( Dg dg, T args ){
+    return new _DgIRunnableWithProgressT!(Dg,T)(dg,args);
+}
+
+