Set 'COPY' action on clipboard

    1 private void copyToolStripMenuItem_Click(object sender, EventArgs e)

    2 {

    3     System.Collections.Specialized.StringCollection currDroplist =
new System.Collections.Specialized.StringCollection();

    4 

    5     for (int x = 0; x < m_ListOFSelectedFiles.Count; x++)

    6     {

    7         currDroplist.Add(m_ListOFSelectedFiles[x].ToString());

    8     }

    9 

   10     // we havew to manually set the dragdropeffect bit when using our program //

   11     IDataObject data = new DataObject(DataFormats.FileDrop, currDroplist);

   12     MemoryStream ms = new MemoryStream(4);

   13     // set the effect to copy -- Copy is actually copy Or link//

   14     Byte[] ddf = new byte[] { (byte)(DragDropEffects.Copy | DragDropEffects.Link), 0, 0, 0 };

   15     ms.Write(ddf, 0, ddf.Length);

   16 

   17     data.SetData("Preferred DropEffect", ms);

   18 

   19     // add the whole thing to the clipboard //

   20     Clipboard.SetDataObject(data);

   21 }