* Electron version: 1.4.5
* Operating system: All

1- There are only 2 options when it comes to print: silent and printBackground, there are plenty more options, like margins, copies, etc in the print window (Ctrl+P), that could be sent using _webContents.print()_ 

2- Access to print queue, to know if the printer is printing

shell/browser/api/atom_api_web_contents.cc
bool handled = true;
  IPC_BEGIN_MESSAGE_MAP(WebContents, message)
    IPC_MESSAGE_HANDLER_CODE(WidgetHostMsg_SetCursor, OnCursorChange,
                             handled = false)
    IPC_MESSAGE_UNHANDLED(handled = false)
  IPC_END_MESSAGE_MAP()
  return handled;
}
void WebContents::WebContentsDestroyed() {
  
  RemoveFromWeakMap();
  
  
  MarkDestroyed();
  Emit("destroyed");
  
  
  if (IsGuest() && managed_web_contents()) {
    managed_web_contents()->ReleaseWebContents();
    ResetManagedWebContents(false);
  }
  
  base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE, GetDestroyClosure());
}
void WebContents::NavigationEntryCommitted(