/// <summary>
 /// This function is the callback used to execute the command when the menu item is clicked.
 /// See the constructor to see how the menu item is associated with this function using
 /// OleMenuCommandService service and MenuCommand class.
 /// </summary>
 /// <param name="sender">Event sender.</param>
 /// <param name="e">Event args.</param>
 private void Execute(object sender, EventArgs e)
 {
     try
     {
         ThreadHelper.ThrowIfNotOnUIThread();
         var selectedItems = m_Selection.GetFullFilePathAsync(this.ServiceProvider);
         m_ContentCopy.CopyContents(selectedItems);
     }
     catch (Exception ex)
     {
         MessageBox.Show($"Execute failed : {ex.ToString()}");
     }
 }