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comparison: dom/base/nsScreen.h
dom/base/nsScreen.h
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| -1:000000000000 | 0:8271aed6f62d |
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 #ifndef nsScreen_h___ | |
| 6 #define nsScreen_h___ | |
| 7 | |
| 8 #include "mozilla/Attributes.h" | |
| 9 #include "mozilla/dom/ScreenOrientation.h" | |
| 10 #include "mozilla/DOMEventTargetHelper.h" | |
| 11 #include "mozilla/ErrorResult.h" | |
| 12 #include "mozilla/HalScreenConfiguration.h" | |
| 13 #include "nsIDOMScreen.h" | |
| 14 #include "nsCOMPtr.h" | |
| 15 #include "nsRect.h" | |
| 16 | |
| 17 class nsDeviceContext; | |
| 18 | |
| 19 // Script "screen" object | |
| 20 class nsScreen : public mozilla::DOMEventTargetHelper | |
| 21 , public nsIDOMScreen | |
| 22 , public mozilla::hal::ScreenConfigurationObserver | |
| 23 { | |
| 24 typedef mozilla::ErrorResult ErrorResult; | |
| 25 public: | |
| 26 static already_AddRefed<nsScreen> Create(nsPIDOMWindow* aWindow); | |
| 27 | |
| 28 NS_DECL_ISUPPORTS_INHERITED | |
| 29 NS_DECL_NSIDOMSCREEN | |
| 30 NS_REALLY_FORWARD_NSIDOMEVENTTARGET(mozilla::DOMEventTargetHelper) | |
| 31 | |
| 32 nsPIDOMWindow* GetParentObject() const | |
| 33 { | |
| 34 return GetOwner(); | |
| 35 } | |
| 36 | |
| 37 int32_t GetTop(ErrorResult& aRv) | |
| 38 { | |
| 39 nsRect rect; | |
| 40 aRv = GetRect(rect); | |
| 41 return rect.y; | |
| 42 } | |
| 43 | |
| 44 int32_t GetLeft(ErrorResult& aRv) | |
| 45 { | |
| 46 nsRect rect; | |
| 47 aRv = GetRect(rect); | |
| 48 return rect.x; | |
| 49 } | |
| 50 | |
| 51 int32_t GetWidth(ErrorResult& aRv) | |
| 52 { | |
| 53 nsRect rect; | |
| 54 if (IsDeviceSizePageSize()) { | |
| 55 nsCOMPtr<nsPIDOMWindow> owner = GetOwner(); | |
| 56 if (owner) { | |
| 57 int32_t innerWidth = 0; | |
| 58 aRv = owner->GetInnerWidth(&innerWidth); | |
| 59 return innerWidth; | |
| 60 } | |
| 61 } | |
| 62 | |
| 63 aRv = GetRect(rect); | |
| 64 return rect.width; | |
| 65 } | |
| 66 | |
| 67 int32_t GetHeight(ErrorResult& aRv) | |
| 68 { | |
| 69 nsRect rect; | |
| 70 if (IsDeviceSizePageSize()) { | |
| 71 nsCOMPtr<nsPIDOMWindow> owner = GetOwner(); | |
| 72 if (owner) { | |
| 73 int32_t innerHeight = 0; | |
| 74 aRv = owner->GetInnerHeight(&innerHeight); | |
| 75 return innerHeight; | |
| 76 } | |
| 77 } | |
| 78 | |
| 79 aRv = GetRect(rect); | |
| 80 return rect.height; | |
| 81 } | |
| 82 | |
| 83 int32_t GetPixelDepth(ErrorResult& aRv); | |
| 84 int32_t GetColorDepth(ErrorResult& aRv) | |
| 85 { | |
| 86 return GetPixelDepth(aRv); | |
| 87 } | |
| 88 | |
| 89 int32_t GetAvailTop(ErrorResult& aRv) | |
| 90 { | |
| 91 nsRect rect; | |
| 92 aRv = GetAvailRect(rect); | |
| 93 return rect.y; | |
| 94 } | |
| 95 | |
| 96 int32_t GetAvailLeft(ErrorResult& aRv) | |
| 97 { | |
| 98 nsRect rect; | |
| 99 aRv = GetAvailRect(rect); | |
| 100 return rect.x; | |
| 101 } | |
| 102 | |
| 103 int32_t GetAvailWidth(ErrorResult& aRv) | |
| 104 { | |
| 105 nsRect rect; | |
| 106 aRv = GetAvailRect(rect); | |
| 107 return rect.width; | |
| 108 } | |
| 109 | |
| 110 int32_t GetAvailHeight(ErrorResult& aRv) | |
| 111 { | |
| 112 nsRect rect; | |
| 113 aRv = GetAvailRect(rect); | |
| 114 return rect.height; | |
| 115 } | |
| 116 | |
| 117 void GetMozOrientation(nsString& aOrientation); | |
| 118 | |
| 119 IMPL_EVENT_HANDLER(mozorientationchange) | |
| 120 | |
| 121 bool MozLockOrientation(const nsAString& aOrientation, ErrorResult& aRv); | |
| 122 bool MozLockOrientation(const mozilla::dom::Sequence<nsString>& aOrientations, ErrorResult& aRv); | |
| 123 void MozUnlockOrientation(); | |
| 124 | |
| 125 virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE; | |
| 126 | |
| 127 void Notify(const mozilla::hal::ScreenConfiguration& aConfiguration); | |
| 128 | |
| 129 protected: | |
| 130 nsDeviceContext* GetDeviceContext(); | |
| 131 nsresult GetRect(nsRect& aRect); | |
| 132 nsresult GetAvailRect(nsRect& aRect); | |
| 133 bool IsChrome(); | |
| 134 nsresult GetDOMWindow(nsIDOMWindow **aResult); | |
| 135 nsresult GetWindowInnerRect(nsRect& aRect); | |
| 136 | |
| 137 mozilla::dom::ScreenOrientation mOrientation; | |
| 138 | |
| 139 private: | |
| 140 class FullScreenEventListener MOZ_FINAL : public nsIDOMEventListener | |
| 141 { | |
| 142 public: | |
| 143 FullScreenEventListener() {}; | |
| 144 | |
| 145 NS_DECL_ISUPPORTS | |
| 146 NS_DECL_NSIDOMEVENTLISTENER | |
| 147 }; | |
| 148 | |
| 149 nsScreen(nsPIDOMWindow* aWindow); | |
| 150 virtual ~nsScreen(); | |
| 151 | |
| 152 enum LockPermission { | |
| 153 LOCK_DENIED, | |
| 154 FULLSCREEN_LOCK_ALLOWED, | |
| 155 LOCK_ALLOWED | |
| 156 }; | |
| 157 | |
| 158 LockPermission GetLockOrientationPermission() const; | |
| 159 | |
| 160 bool IsDeviceSizePageSize(); | |
| 161 | |
| 162 nsRefPtr<FullScreenEventListener> mEventListener; | |
| 163 }; | |
| 164 | |
| 165 #endif /* nsScreen_h___ */ |
