nsIBaseWindow.cpp - mozsearch

Enable keyboard shortcuts

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "nsIBaseWindow.h"

#include "nsDeviceContext.h"

#include "mozilla/LookAndFeel.h"

using namespace mozilla;

CSSToLayoutDeviceScale nsIBaseWindow::UnscaledDevicePixelsPerCSSPixel() {

  CSSToLayoutDeviceScale widgetScale(GetWidgetCSSToDeviceScale());

  int32_t apd =

      nsDeviceContext::ComputeAppUnitsPerDevPixelForWidgetScale(widgetScale);

  apd = nsDeviceContext::ApplyFullZoomToAPD(

      apd, LookAndFeel::SystemZoomSettings().mFullZoom);

  return CSSToLayoutDeviceScale(double(AppUnitsPerCSSPixel()) / double(apd));