* 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
v8::Locker locker(isolate());
  v8::HandleScope handle_scope(isolate());
  devtools_web_contents_.Reset();
  Emit("devtools-closed");
}
void WebContents::ShowAutofillPopup(content::RenderFrameHost* frame_host,
                                    const gfx::RectF& bounds,
                                    const std::vector<base::string16>& values,
                                    const std::vector<base::string16>& labels) {
  bool offscreen = IsOffScreen() || (embedder_ && embedder_->IsOffScreen());
  gfx::RectF popup_bounds(bounds);
  content::RenderFrameHost* embedder_frame_host = nullptr;
  if (embedder_) {
    auto* embedder_view = embedder_->web_contents()->GetMainFrame()->GetView();
    auto* view = web_contents()->GetMainFrame()->GetView();
    auto offset = view->GetViewBounds().origin() -
                  embedder_view->GetViewBounds().origin();
    popup_bounds.Offset(offset.x(), offset.y());
    embedder_frame_host = embedder_->web_contents()->GetMainFrame();
  }
  CommonWebContentsDelegate::ShowAutofillPopup(
      frame_host, embedder_frame_host, offscreen, popup_bounds, values, labels);
}
bool WebContents::OnMessageReceived(const IPC::Message& message) {