gecko-dev/widget/gtk/ScreenHelperGTK.h
Masatoshi Kimura 7e1158fd16 Bug 1356023 - Remove nsIScreenManager.systemDefaultScale. r=jfkthame
MozReview-Commit-ID: 6Ha8XrJBSiU

--HG--
extra : rebase_source : a83a64acf01dc9d1a0593c0ddbff76f74809a79b
2017-04-13 07:20:35 +09:00

48 lines
1.1 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */
#ifndef mozilla_widget_gtk_ScreenHelperGTK_h
#define mozilla_widget_gtk_ScreenHelperGTK_h
#include "mozilla/widget/ScreenManager.h"
#include "prlink.h"
#include "gdk/gdk.h"
#ifdef MOZ_X11
#include <X11/Xlib.h>
#endif
namespace mozilla {
namespace widget {
class ScreenHelperGTK final : public ScreenManager::Helper
{
public:
ScreenHelperGTK();
~ScreenHelperGTK() override;
static gint GetGTKMonitorScaleFactor();
#ifdef MOZ_X11
Atom NetWorkareaAtom() { return mNetWorkareaAtom; }
#endif
// For internal use from signal callback functions
void RefreshScreens();
private:
PRLibrary* mXineramalib;
GdkWindow* mRootWindow;
#ifdef MOZ_X11
Atom mNetWorkareaAtom;
#endif
};
} // namespace widget
} // namespace mozilla
#endif // mozilla_widget_gtk_ScreenHelperGTK_h