C#

// C# pinvoke declaration
 [DllImport("Helper.dll", SetLastError = true)]
 [return: MarshalAs(UnmanagedType.Bool)]
 private extern static bool Sample(long AccessibleContext,long vm);
<p> </p>
// Calling the function from C#
long ac = 10;
long id = 20;
Sample(ac,id);
<p> </p>
// C++ declaration
EXTERN_C __declspec(dllexport) BOOL Sample(  long ac ,long id)
{
  long sa;
  sa = ac + id;
  return true;
}

private void button3_Click(object sender, EventArgs e)
        {
            printDocument1.Print();
        }  
        public void printDocument1_PrintPage(System.Object sender, System.Drawing.Printing.PrintPageEventArgs e)
        {
            PaintEventArgs myPaintArgs = new PaintEventArgs(e.Graphics, new Rectangle(new Point(0, 0), this.Size));
            this.InvokePaint(dataGridView1, myPaintArgs);

<br />
 class TrancheView<br />
    {        <br />
        private uint number;<br />
        //... other private vars<br />
<br />
        public TrancheView(BespokeTranche _tranche, uint _number)<br />
        {<br />
            this.tranche = _tranche;<br />
            tranche.TrancheNumber = _number;<br />
            this.number = _number;<br />
        }<br />
<br />
        public uint Number <br />
        {<br />
            //get { return this.number; }<br />
            get { return tranche.TrancheNumber; }            <br />
        }<br />
<br />
        public decimal Attach<br />
        {<br />
            get { return tranche.Attach; }<br />
            set {<br />
                log.Info("setting Attach value");<br />
                tranche.Attach = value;<br />
            }<br />
        }<br />
<br />
        public decimal Detach<br />
        {<br />
            get { return tranche.Detach; }<br />
            set<br />
            {<br />
                log.Info("setting Detach value");<br />
                tranche.Detach = value;<br />
            }<br />
        }        <br />
    }<br />
<br />