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widget/windows/nsNativeThemeWin.h@ac0c01689b40 (annotated)

widget/windows/nsNativeThemeWin.h

Thu, 15 Jan 2015 15:59:08 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 15 Jan 2015 15:59:08 +0100

branch

TOR_BUG_9701

changeset 10

ac0c01689b40

permissions

-rw-r--r--

Implement a real Private Browsing Mode condition by changing the API/ABI;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

michael@0	1	/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0	2	*
michael@0	3	* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	4	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	5	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	6
michael@0	7	#ifndef nsNativeThemeWin_h
michael@0	8	#define nsNativeThemeWin_h
michael@0	9
michael@0	10	#include "nsITheme.h"
michael@0	11	#include "nsCOMPtr.h"
michael@0	12	#include "nsIAtom.h"
michael@0	13	#include "nsNativeTheme.h"
michael@0	14	#include "gfxTypes.h"
michael@0	15	#include <windows.h>
michael@0	16	#include "mozilla/TimeStamp.h"
michael@0	17
michael@0	18	struct nsIntRect;
michael@0	19	struct nsIntSize;
michael@0	20
michael@0	21	class nsNativeThemeWin : private nsNativeTheme,
michael@0	22	public nsITheme {
michael@0	23	public:
michael@0	24	typedef mozilla::TimeStamp TimeStamp;
michael@0	25	typedef mozilla::TimeDuration TimeDuration;
michael@0	26
michael@0	27	NS_DECL_ISUPPORTS_INHERITED
michael@0	28
michael@0	29	// The nsITheme interface.
michael@0	30	NS_IMETHOD DrawWidgetBackground(nsRenderingContext* aContext,
michael@0	31	nsIFrame* aFrame,
michael@0	32	uint8_t aWidgetType,
michael@0	33	const nsRect& aRect,
michael@0	34	const nsRect& aDirtyRect);
michael@0	35
michael@0	36	NS_IMETHOD GetWidgetBorder(nsDeviceContext* aContext,
michael@0	37	nsIFrame* aFrame,
michael@0	38	uint8_t aWidgetType,
michael@0	39	nsIntMargin* aResult);
michael@0	40
michael@0	41	virtual bool GetWidgetPadding(nsDeviceContext* aContext,
michael@0	42	nsIFrame* aFrame,
michael@0	43	uint8_t aWidgetType,
michael@0	44	nsIntMargin* aResult);
michael@0	45
michael@0	46	virtual bool GetWidgetOverflow(nsDeviceContext* aContext,
michael@0	47	nsIFrame* aFrame,
michael@0	48	uint8_t aWidgetType,
michael@0	49	nsRect* aOverflowRect);
michael@0	50
michael@0	51	NS_IMETHOD GetMinimumWidgetSize(nsRenderingContext* aContext, nsIFrame* aFrame,
michael@0	52	uint8_t aWidgetType,
michael@0	53	nsIntSize* aResult,
michael@0	54	bool* aIsOverridable);
michael@0	55
michael@0	56	virtual Transparency GetWidgetTransparency(nsIFrame* aFrame, uint8_t aWidgetType);
michael@0	57
michael@0	58	NS_IMETHOD WidgetStateChanged(nsIFrame* aFrame, uint8_t aWidgetType,
michael@0	59	nsIAtom* aAttribute, bool* aShouldRepaint);
michael@0	60
michael@0	61	NS_IMETHOD ThemeChanged();
michael@0	62
michael@0	63	bool ThemeSupportsWidget(nsPresContext* aPresContext,
michael@0	64	nsIFrame* aFrame,
michael@0	65	uint8_t aWidgetType);
michael@0	66
michael@0	67	bool WidgetIsContainer(uint8_t aWidgetType);
michael@0	68
michael@0	69	bool ThemeDrawsFocusForWidget(uint8_t aWidgetType) MOZ_OVERRIDE;
michael@0	70
michael@0	71	bool ThemeNeedsComboboxDropmarker();
michael@0	72
michael@0	73	virtual bool WidgetAppearanceDependsOnWindowFocus(uint8_t aWidgetType) MOZ_OVERRIDE;
michael@0	74
michael@0	75	virtual bool ShouldHideScrollbars() MOZ_OVERRIDE;
michael@0	76
michael@0	77	nsNativeThemeWin();
michael@0	78	virtual ~nsNativeThemeWin();
michael@0	79
michael@0	80	protected:
michael@0	81	HANDLE GetTheme(uint8_t aWidgetType);
michael@0	82	nsresult GetThemePartAndState(nsIFrame* aFrame, uint8_t aWidgetType,
michael@0	83	int32_t& aPart, int32_t& aState);
michael@0	84	nsresult ClassicGetThemePartAndState(nsIFrame* aFrame, uint8_t aWidgetType,
michael@0	85	int32_t& aPart, int32_t& aState, bool& aFocused);
michael@0	86	nsresult ClassicDrawWidgetBackground(nsRenderingContext* aContext,
michael@0	87	nsIFrame* aFrame,
michael@0	88	uint8_t aWidgetType,
michael@0	89	const nsRect& aRect,
michael@0	90	const nsRect& aClipRect);
michael@0	91	nsresult ClassicGetWidgetBorder(nsDeviceContext* aContext,
michael@0	92	nsIFrame* aFrame,
michael@0	93	uint8_t aWidgetType,
michael@0	94	nsIntMargin* aResult);
michael@0	95	bool ClassicGetWidgetPadding(nsDeviceContext* aContext,
michael@0	96	nsIFrame* aFrame,
michael@0	97	uint8_t aWidgetType,
michael@0	98	nsIntMargin* aResult);
michael@0	99	nsresult ClassicGetMinimumWidgetSize(nsRenderingContext* aContext, nsIFrame* aFrame,
michael@0	100	uint8_t aWidgetType,
michael@0	101	nsIntSize* aResult,
michael@0	102	bool* aIsOverridable);
michael@0	103	bool ClassicThemeSupportsWidget(nsPresContext* aPresContext,
michael@0	104	nsIFrame* aFrame,
michael@0	105	uint8_t aWidgetType);
michael@0	106	void DrawCheckedRect(HDC hdc, const RECT& rc, int32_t fore, int32_t back,
michael@0	107	HBRUSH defaultBack);
michael@0	108	uint32_t GetWidgetNativeDrawingFlags(uint8_t aWidgetType);
michael@0	109	int32_t StandardGetState(nsIFrame* aFrame, uint8_t aWidgetType, bool wantFocused);
michael@0	110	bool IsMenuActive(nsIFrame* aFrame, uint8_t aWidgetType);
michael@0	111	RECT CalculateProgressOverlayRect(nsIFrame* aFrame, RECT* aWidgetRect,
michael@0	112	bool aIsVertical, bool aIsIndeterminate,
michael@0	113	bool aIsClassic);
michael@0	114	void DrawThemedProgressMeter(nsIFrame* aFrame, int aWidgetType,
michael@0	115	HANDLE aTheme, HDC aHdc,
michael@0	116	int aPart, int aState,
michael@0	117	RECT* aWidgetRect, RECT* aClipRect,
michael@0	118	gfxFloat aAppUnits);
michael@0	119
michael@0	120	private:
michael@0	121	TimeStamp mProgressDeterminateTimeStamp;
michael@0	122	TimeStamp mProgressIndeterminateTimeStamp;
michael@0	123	};
michael@0	124
michael@0	125	#endif