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content/html/document/src/ImageDocument.h@129ffea94266 (annotated)

content/html/document/src/ImageDocument.h

Sat, 03 Jan 2015 20:18:00 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Sat, 03 Jan 2015 20:18:00 +0100

branch

TOR_BUG_3246

changeset 7

129ffea94266

permissions

-rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

michael@0	1	/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0	2	/* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	3	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	4	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	5	#ifndef mozilla_dom_ImageDocument_h
michael@0	6	#define mozilla_dom_ImageDocument_h
michael@0	7
michael@0	8	#include "mozilla/Attributes.h"
michael@0	9	#include "imgINotificationObserver.h"
michael@0	10	#include "MediaDocument.h"
michael@0	11	#include "nsIDOMEventListener.h"
michael@0	12	#include "nsIImageDocument.h"
michael@0	13
michael@0	14	namespace mozilla {
michael@0	15	namespace dom {
michael@0	16
michael@0	17	class ImageDocument MOZ_FINAL : public MediaDocument,
michael@0	18	public nsIImageDocument,
michael@0	19	public imgINotificationObserver,
michael@0	20	public nsIDOMEventListener
michael@0	21	{
michael@0	22	public:
michael@0	23	ImageDocument();
michael@0	24	virtual ~ImageDocument();
michael@0	25
michael@0	26	NS_DECL_ISUPPORTS_INHERITED
michael@0	27
michael@0	28	virtual nsresult Init() MOZ_OVERRIDE;
michael@0	29
michael@0	30	virtual nsresult StartDocumentLoad(const char* aCommand,
michael@0	31	nsIChannel* aChannel,
michael@0	32	nsILoadGroup* aLoadGroup,
michael@0	33	nsISupports* aContainer,
michael@0	34	nsIStreamListener** aDocListener,
michael@0	35	bool aReset = true,
michael@0	36	nsIContentSink* aSink = nullptr) MOZ_OVERRIDE;
michael@0	37
michael@0	38	virtual void SetScriptGlobalObject(nsIScriptGlobalObject* aScriptGlobalObject) MOZ_OVERRIDE;
michael@0	39	virtual void Destroy() MOZ_OVERRIDE;
michael@0	40	virtual void OnPageShow(bool aPersisted,
michael@0	41	EventTarget* aDispatchStartTarget) MOZ_OVERRIDE;
michael@0	42
michael@0	43	NS_DECL_NSIIMAGEDOCUMENT
michael@0	44	NS_DECL_IMGINOTIFICATIONOBSERVER
michael@0	45
michael@0	46	// nsIDOMEventListener
michael@0	47	NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent) MOZ_OVERRIDE;
michael@0	48
michael@0	49	NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(ImageDocument, MediaDocument)
michael@0	50
michael@0	51	friend class ImageListener;
michael@0	52
michael@0	53	void DefaultCheckOverflowing() { CheckOverflowing(mResizeImageByDefault); }
michael@0	54
michael@0	55	// WebIDL API
michael@0	56	virtual JSObject* WrapNode(JSContext* aCx)
michael@0	57	MOZ_OVERRIDE;
michael@0	58
michael@0	59	bool ImageResizingEnabled() const
michael@0	60	{
michael@0	61	return true;
michael@0	62	}
michael@0	63	bool ImageIsOverflowing() const
michael@0	64	{
michael@0	65	return mImageIsOverflowing;
michael@0	66	}
michael@0	67	bool ImageIsResized() const
michael@0	68	{
michael@0	69	return mImageIsResized;
michael@0	70	}
michael@0	71	already_AddRefed<imgIRequest> GetImageRequest(ErrorResult& aRv);
michael@0	72	void ShrinkToFit();
michael@0	73	void RestoreImage();
michael@0	74	void RestoreImageTo(int32_t aX, int32_t aY)
michael@0	75	{
michael@0	76	ScrollImageTo(aX, aY, true);
michael@0	77	}
michael@0	78	void ToggleImageSize();
michael@0	79
michael@0	80	protected:
michael@0	81	virtual nsresult CreateSyntheticDocument();
michael@0	82
michael@0	83	nsresult CheckOverflowing(bool changeState);
michael@0	84
michael@0	85	void UpdateTitleAndCharset();
michael@0	86
michael@0	87	void ScrollImageTo(int32_t aX, int32_t aY, bool restoreImage);
michael@0	88
michael@0	89	float GetRatio() {
michael@0	90	return std::min(mVisibleWidth / mImageWidth,
michael@0	91	mVisibleHeight / mImageHeight);
michael@0	92	}
michael@0	93
michael@0	94	void ResetZoomLevel();
michael@0	95	float GetZoomLevel();
michael@0	96
michael@0	97	void UpdateSizeFromLayout();
michael@0	98
michael@0	99	enum eModeClasses {
michael@0	100	eNone,
michael@0	101	eShrinkToFit,
michael@0	102	eOverflowing
michael@0	103	};
michael@0	104	void SetModeClass(eModeClasses mode);
michael@0	105
michael@0	106	nsresult OnStartContainer(imgIRequest* aRequest, imgIContainer* aImage);
michael@0	107	nsresult OnStopRequest(imgIRequest *aRequest, nsresult aStatus);
michael@0	108
michael@0	109	nsCOMPtr<nsIContent> mImageContent;
michael@0	110
michael@0	111	float mVisibleWidth;
michael@0	112	float mVisibleHeight;
michael@0	113	int32_t mImageWidth;
michael@0	114	int32_t mImageHeight;
michael@0	115
michael@0	116	bool mResizeImageByDefault;
michael@0	117	bool mClickResizingEnabled;
michael@0	118	bool mImageIsOverflowing;
michael@0	119	// mImageIsResized is true if the image is currently resized
michael@0	120	bool mImageIsResized;
michael@0	121	// mShouldResize is true if the image should be resized when it doesn't fit
michael@0	122	// mImageIsResized cannot be true when this is false, but mImageIsResized
michael@0	123	// can be false when this is true
michael@0	124	bool mShouldResize;
michael@0	125	bool mFirstResize;
michael@0	126	// mObservingImageLoader is true while the observer is set.
michael@0	127	bool mObservingImageLoader;
michael@0	128
michael@0	129	float mOriginalZoomLevel;
michael@0	130	};
michael@0	131
michael@0	132	} // namespace dom
michael@0	133	} // namespace mozilla
michael@0	134
michael@0	135	#endif /* mozilla_dom_ImageDocument_h */