The Tor Browser: widget/cocoa/nsNativeThemeCocoa.h@ac0c01689b40

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.

     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/. */

     6 #ifndef nsNativeThemeCocoa_h_

     7 #define nsNativeThemeCocoa_h_

     9 #import <Carbon/Carbon.h>

    10 #import <Cocoa/Cocoa.h>

    12 #include "nsITheme.h"

    13 #include "nsCOMPtr.h"

    14 #include "nsIAtom.h"

    15 #include "nsNativeTheme.h"

    17 @class CellDrawView;

    18 @class NSProgressBarCell;

    19 @class ContextAwareSearchFieldCell;

    20 class nsDeviceContext;

    21 struct SegmentedControlRenderSettings;

    23 namespace mozilla {

    24 class EventStates;

    25 } // namespace mozilla

    27 class nsNativeThemeCocoa : private nsNativeTheme,

    28                            public nsITheme

    29 {

    30 public:

    31   nsNativeThemeCocoa();

    32   virtual ~nsNativeThemeCocoa();

    34   NS_DECL_ISUPPORTS_INHERITED

    36   // The nsITheme interface.

    37   NS_IMETHOD DrawWidgetBackground(nsRenderingContext* aContext,

    38                                   nsIFrame* aFrame,

    39                                   uint8_t aWidgetType,

    40                                   const nsRect& aRect,

    41                                   const nsRect& aDirtyRect);

    42   NS_IMETHOD GetWidgetBorder(nsDeviceContext* aContext,

    43                              nsIFrame* aFrame,

    44                              uint8_t aWidgetType,

    45                              nsIntMargin* aResult);

    47   virtual bool GetWidgetPadding(nsDeviceContext* aContext,

    48                                   nsIFrame* aFrame,

    49                                   uint8_t aWidgetType,

    50                                   nsIntMargin* aResult);

    52   virtual bool GetWidgetOverflow(nsDeviceContext* aContext, nsIFrame* aFrame,

    53                                    uint8_t aWidgetType, nsRect* aOverflowRect);

    55   NS_IMETHOD GetMinimumWidgetSize(nsRenderingContext* aContext, nsIFrame* aFrame,

    56                                   uint8_t aWidgetType,

    57                                   nsIntSize* aResult, bool* aIsOverridable);

    58   NS_IMETHOD WidgetStateChanged(nsIFrame* aFrame, uint8_t aWidgetType,

    59                                 nsIAtom* aAttribute, bool* aShouldRepaint);

    60   NS_IMETHOD ThemeChanged();

    61   bool ThemeSupportsWidget(nsPresContext* aPresContext, nsIFrame* aFrame, uint8_t aWidgetType);

    62   bool WidgetIsContainer(uint8_t aWidgetType);

    63   bool ThemeDrawsFocusForWidget(uint8_t aWidgetType) MOZ_OVERRIDE;

    64   bool ThemeNeedsComboboxDropmarker();

    65   virtual bool WidgetAppearanceDependsOnWindowFocus(uint8_t aWidgetType) MOZ_OVERRIDE;

    66   virtual Transparency GetWidgetTransparency(nsIFrame* aFrame, uint8_t aWidgetType);

    68   void DrawProgress(CGContextRef context, const HIRect& inBoxRect,

    69                     bool inIsIndeterminate, bool inIsHorizontal,

    70                     double inValue, double inMaxValue, nsIFrame* aFrame);

    72 protected:

    74   nsIntMargin RTLAwareMargin(const nsIntMargin& aMargin, nsIFrame* aFrame);

    75   nsIFrame* SeparatorResponsibility(nsIFrame* aBefore, nsIFrame* aAfter);

    76   CGRect SeparatorAdjustedRect(CGRect aRect, nsIFrame* aLeft,

    77                                nsIFrame* aCurrent, nsIFrame* aRight);

    79   // HITheme drawing routines

    80   void DrawFrame(CGContextRef context, HIThemeFrameKind inKind,

    81                  const HIRect& inBoxRect, bool inReadOnly,

    82                  mozilla::EventStates inState);

    83   void DrawMeter(CGContextRef context, const HIRect& inBoxRect,

    84                  nsIFrame* aFrame);

    85   void DrawSegment(CGContextRef cgContext, const HIRect& inBoxRect,

    86                    mozilla::EventStates inState, nsIFrame* aFrame,

    87                    const SegmentedControlRenderSettings& aSettings);

    88   void DrawTabPanel(CGContextRef context, const HIRect& inBoxRect, nsIFrame* aFrame);

    89   void DrawScale(CGContextRef context, const HIRect& inBoxRect,

    90                  mozilla::EventStates inState, bool inDirection,

    91                  bool inIsReverse, int32_t inCurrentValue, int32_t inMinValue,

    92                  int32_t inMaxValue, nsIFrame* aFrame);

    93   void DrawCheckboxOrRadio(CGContextRef cgContext, bool inCheckbox,

    94                            const HIRect& inBoxRect, bool inSelected,

    95                            mozilla::EventStates inState, nsIFrame* aFrame);

    96   void DrawSearchField(CGContextRef cgContext, const HIRect& inBoxRect,

    97                        nsIFrame* aFrame, mozilla::EventStates inState);

    98   void DrawPushButton(CGContextRef cgContext, const HIRect& inBoxRect,

    99                       mozilla::EventStates inState, uint8_t aWidgetType,

   100                       nsIFrame* aFrame);

   101   void DrawButton(CGContextRef context, ThemeButtonKind inKind,

   102                   const HIRect& inBoxRect, bool inIsDefault,

   103                   ThemeButtonValue inValue, ThemeButtonAdornment inAdornment,

   104                   mozilla::EventStates inState, nsIFrame* aFrame);

   105   void DrawDropdown(CGContextRef context, const HIRect& inBoxRect,

   106                     mozilla::EventStates inState, uint8_t aWidgetType,

   107                     nsIFrame* aFrame);

   108   void DrawSpinButtons(CGContextRef context, ThemeButtonKind inKind,

   109                        const HIRect& inBoxRect, ThemeDrawState inDrawState,

   110                        ThemeButtonAdornment inAdornment,

   111                        mozilla::EventStates inState, nsIFrame* aFrame);

   112   void DrawSpinButton(CGContextRef context, ThemeButtonKind inKind,

   113                       const HIRect& inBoxRect, ThemeDrawState inDrawState,

   114                       ThemeButtonAdornment inAdornment,

   115                       mozilla::EventStates inState,

   116                       nsIFrame* aFrame, uint8_t aWidgetType);

   117   void DrawUnifiedToolbar(CGContextRef cgContext, const HIRect& inBoxRect,

   118                           NSWindow* aWindow);

   119   void DrawStatusBar(CGContextRef cgContext, const HIRect& inBoxRect,

   120                      nsIFrame *aFrame);

   121   void DrawNativeTitlebar(CGContextRef aContext, CGRect aTitlebarRect,

   122                           CGFloat aUnifiedHeight, BOOL aIsMain);

   123   void DrawResizer(CGContextRef cgContext, const HIRect& aRect, nsIFrame *aFrame);

   125   // Scrollbars

   126   void DrawScrollbar(CGContextRef aCGContext, const HIRect& aBoxRect, nsIFrame *aFrame);

   127   void GetScrollbarPressStates(nsIFrame *aFrame,

   128                                mozilla::EventStates aButtonStates[]);

   129   void GetScrollbarDrawInfo (HIThemeTrackDrawInfo& aTdi, nsIFrame *aFrame,

   130                              const CGSize& aSize, bool aShouldGetButtonStates);

   131   nsIFrame* GetParentScrollbarFrame(nsIFrame *aFrame);

   133 private:

   134   NSButtonCell* mHelpButtonCell;

   135   NSButtonCell* mPushButtonCell;

   136   NSButtonCell* mRadioButtonCell;

   137   NSButtonCell* mCheckboxCell;

   138   ContextAwareSearchFieldCell* mSearchFieldCell;

   139   NSPopUpButtonCell* mDropdownCell;

   140   NSComboBoxCell* mComboBoxCell;

   141   NSProgressBarCell* mProgressBarCell;

   142   NSLevelIndicatorCell* mMeterBarCell;

   143   CellDrawView* mCellDrawView;

   144 };

   146 #endif // nsNativeThemeCocoa_h_

The Tor Browser / file revision

widget/cocoa/nsNativeThemeCocoa.h@ac0c01689b40

widget/cocoa/nsNativeThemeCocoa.h