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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /dom/base/nsScreen.h | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/base/nsScreen.h')
-rw-r--r-- | dom/base/nsScreen.h | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/dom/base/nsScreen.h b/dom/base/nsScreen.h new file mode 100644 index 000000000..15bc602b7 --- /dev/null +++ b/dom/base/nsScreen.h @@ -0,0 +1,147 @@ +/* -*- 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 nsScreen_h___ +#define nsScreen_h___ + +#include "mozilla/Attributes.h" +#include "mozilla/dom/ScreenOrientation.h" +#include "mozilla/DOMEventTargetHelper.h" +#include "mozilla/ErrorResult.h" +#include "nsIDOMScreen.h" +#include "nsCOMPtr.h" +#include "nsRect.h" + +class nsDeviceContext; + +// Script "screen" object +class nsScreen : public mozilla::DOMEventTargetHelper + , public nsIDOMScreen +{ + typedef mozilla::ErrorResult ErrorResult; +public: + static already_AddRefed<nsScreen> Create(nsPIDOMWindowInner* aWindow); + + NS_DECL_ISUPPORTS_INHERITED + NS_DECL_NSIDOMSCREEN + NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(nsScreen, mozilla::DOMEventTargetHelper) + NS_REALLY_FORWARD_NSIDOMEVENTTARGET(mozilla::DOMEventTargetHelper) + + nsPIDOMWindowInner* GetParentObject() const + { + return GetOwner(); + } + + nsPIDOMWindowOuter* GetOuter() const; + + int32_t GetTop(ErrorResult& aRv) + { + nsRect rect; + aRv = GetRect(rect); + return rect.y; + } + + int32_t GetLeft(ErrorResult& aRv) + { + nsRect rect; + aRv = GetRect(rect); + return rect.x; + } + + int32_t GetWidth(ErrorResult& aRv) + { + nsRect rect; + if (IsDeviceSizePageSize()) { + if (nsCOMPtr<nsPIDOMWindowInner> owner = GetOwner()) { + int32_t innerWidth = 0; + aRv = owner->GetInnerWidth(&innerWidth); + return innerWidth; + } + } + + aRv = GetRect(rect); + return rect.width; + } + + int32_t GetHeight(ErrorResult& aRv) + { + nsRect rect; + if (IsDeviceSizePageSize()) { + if (nsCOMPtr<nsPIDOMWindowInner> owner = GetOwner()) { + int32_t innerHeight = 0; + aRv = owner->GetInnerHeight(&innerHeight); + return innerHeight; + } + } + + aRv = GetRect(rect); + return rect.height; + } + + int32_t GetPixelDepth(ErrorResult& aRv); + int32_t GetColorDepth(ErrorResult& aRv) + { + return GetPixelDepth(aRv); + } + + int32_t GetAvailTop(ErrorResult& aRv) + { + nsRect rect; + aRv = GetAvailRect(rect); + return rect.y; + } + + int32_t GetAvailLeft(ErrorResult& aRv) + { + nsRect rect; + aRv = GetAvailRect(rect); + return rect.x; + } + + int32_t GetAvailWidth(ErrorResult& aRv) + { + nsRect rect; + aRv = GetAvailRect(rect); + return rect.width; + } + + int32_t GetAvailHeight(ErrorResult& aRv) + { + nsRect rect; + aRv = GetAvailRect(rect); + return rect.height; + } + + // Deprecated + void GetMozOrientation(nsString& aOrientation) const; + + IMPL_EVENT_HANDLER(mozorientationchange) + + bool MozLockOrientation(const nsAString& aOrientation, ErrorResult& aRv); + bool MozLockOrientation(const mozilla::dom::Sequence<nsString>& aOrientations, ErrorResult& aRv); + void MozUnlockOrientation(); + + virtual JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override; + + mozilla::dom::ScreenOrientation* Orientation() const; + +protected: + nsDeviceContext* GetDeviceContext(); + nsresult GetRect(nsRect& aRect); + nsresult GetAvailRect(nsRect& aRect); + nsresult GetWindowInnerRect(nsRect& aRect); + +private: + explicit nsScreen(nsPIDOMWindowInner* aWindow); + virtual ~nsScreen(); + + bool IsDeviceSizePageSize(); + + bool ShouldResistFingerprinting() const; + + RefPtr<mozilla::dom::ScreenOrientation> mScreenOrientation; +}; + +#endif /* nsScreen_h___ */ |