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tenfourfox/widget/cocoa/nsChildView.h
Cameron Kaiser 8524974786 #431: M1377257 M1372602
2017-08-30 21:38:14 -07:00

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 nsChildView_h_
#define nsChildView_h_
// formal protocols
#include "mozView.h"
#ifdef ACCESSIBILITY
#include "mozilla/a11y/Accessible.h"
#include "mozAccessibleProtocol.h"
#endif
#include "nsAutoPtr.h"
#include "nsISupports.h"
#include "nsBaseWidget.h"
#include "nsWeakPtr.h"
#include "TextInputHandler.h"
#include "nsCocoaUtils.h"
#include "gfxQuartzSurface.h"
#include "GLContextTypes.h"
#include "mozilla/Mutex.h"
#include "nsRegion.h"
#include "mozilla/MouseEvents.h"
#include "mozilla/UniquePtr.h"
#include "nsString.h"
#include "nsIDragService.h"
#import <Carbon/Carbon.h>
#import <Cocoa/Cocoa.h>
#import <AppKit/NSOpenGL.h>
class nsChildView;
class nsCocoaWindow;
class nsITimer;
namespace {
class GLPresenter;
class RectTextureImage;
} // namespace
namespace mozilla {
class InputData;
class PanGestureInput;
class SwipeTracker;
struct SwipeEventQueue;
class VibrancyManager;
namespace layers {
class GLManager;
class APZCTreeManager;
} // namespace layers
} // namespace mozilla
@interface NSEvent (Undocumented)
// Return Cocoa event's corresponding Carbon event. Not initialized (on
// synthetic events) until the OS actually "sends" the event. This method
// has been present in the same form since at least OS X 10.2.8.
- (EventRef)_eventRef;
@end
@interface NSView (Undocumented)
// Draws the title string of a window.
// Present on NSThemeFrame since at least 10.6.
// _drawTitleBar is somewhat complex, and has changed over the years
// since OS X 10.6. But in that time it's never done anything that
// would break when called outside of -[NSView drawRect:] (which we
// sometimes do), or whose output can't be redirected to a
// CGContextRef object (which we also sometimes do). This is likely
// to remain true for the indefinite future. However we should
// check _drawTitleBar in each new major version of OS X. For more
// information see bug 877767.
- (void)_drawTitleBar:(NSRect)aRect;
// Returns an NSRect that is the bounding box for all an NSView's dirty
// rectangles (ones that need to be redrawn). The full list of dirty
// rectangles can be obtained by calling -[NSView _dirtyRegion] and then
// calling -[NSRegion getRects:count:] on what it returns. Both these
// methods have been present in the same form since at least OS X 10.5.
// Unlike -[NSView getRectsBeingDrawn:count:], these methods can be called
// outside a call to -[NSView drawRect:].
- (NSRect)_dirtyRect;
// Undocumented method of one or more of NSFrameView's subclasses. Called
// when one or more of the titlebar buttons needs to be repositioned, to
// disappear, or to reappear (say if the window's style changes). If
// 'redisplay' is true, the entire titlebar (the window's top 22 pixels) is
// marked as needing redisplay. This method has been present in the same
// format since at least OS X 10.5.
- (void)_tileTitlebarAndRedisplay:(BOOL)redisplay;
// The following undocumented methods are used to work around bug 1069658,
// which is an Apple bug or design flaw that effects Yosemite. None of them
// were present prior to Yosemite (OS X 10.10).
- (NSView *)titlebarView; // Method of NSThemeFrame
- (NSView *)titlebarContainerView; // Method of NSThemeFrame
- (BOOL)transparent; // Method of NSTitlebarView and NSTitlebarContainerView
- (void)setTransparent:(BOOL)transparent; // Method of NSTitlebarView and
// NSTitlebarContainerView
@end
#if !defined(MAC_OS_X_VERSION_10_6) || \
MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_6
@interface NSEvent (SnowLeopardEventFeatures)
+ (NSUInteger)pressedMouseButtons;
+ (NSUInteger)modifierFlags;
@end
#endif
// The following section, required to support fluid swipe tracking on OS X 10.7
// and up, contains defines/declarations that are only available on 10.7 and up.
// [NSEvent trackSwipeEventWithOptions:...] also requires that the compiler
// support "blocks"
// (http://developer.apple.com/library/mac/#documentation/Cocoa/Conceptual/Blocks/Articles/00_Introduction.html)
// -- which it does on 10.6 and up (using the 10.6 SDK or higher).
//
// MAC_OS_X_VERSION_MAX_ALLOWED "controls which OS functionality, if used,
// will result in a compiler error because that functionality is not
// available" (quoting from AvailabilityMacros.h). The compiler initializes
// it to the version of the SDK being used. Its value does *not* prevent the
// binary from running on higher OS versions. MAC_OS_X_VERSION_10_7 and
// friends are defined (in AvailabilityMacros.h) as decimal numbers (not
// hexadecimal numbers).
#if !defined(MAC_OS_X_VERSION_10_7) || MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_7
enum {
NSFullScreenWindowMask = 1 << 14
};
@interface NSWindow (LionWindowFeatures)
- (NSRect)convertRectToScreen:(NSRect)aRect;
@end
#ifdef __LP64__
enum {
NSEventSwipeTrackingLockDirection = 0x1 << 0,
NSEventSwipeTrackingClampGestureAmount = 0x1 << 1
};
typedef NSUInteger NSEventSwipeTrackingOptions;
enum {
NSEventGestureAxisNone = 0,
NSEventGestureAxisHorizontal,
NSEventGestureAxisVertical
};
typedef NSInteger NSEventGestureAxis;
@interface NSEvent (FluidSwipeTracking)
+ (BOOL)isSwipeTrackingFromScrollEventsEnabled;
- (BOOL)hasPreciseScrollingDeltas;
- (CGFloat)scrollingDeltaX;
- (CGFloat)scrollingDeltaY;
- (NSEventPhase)phase;
- (void)trackSwipeEventWithOptions:(NSEventSwipeTrackingOptions)options
dampenAmountThresholdMin:(CGFloat)minDampenThreshold
max:(CGFloat)maxDampenThreshold
usingHandler:(void (^)(CGFloat gestureAmount, NSEventPhase phase, BOOL isComplete, BOOL *stop))trackingHandler;
@end
#endif // #ifdef __LP64__
#endif // #if !defined(MAC_OS_X_VERSION_10_7) || MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_7
@interface ChildView : NSView<
#ifdef ACCESSIBILITY
mozAccessible,
#endif
mozView, NSTextInput> //Client>
{
@private
// the nsChildView that created the view. It retains this NSView, so
// the link back to it must be weak.
nsChildView* mGeckoChild;
// Text input handler for mGeckoChild and us. Note that this is a weak
// reference. Ideally, this should be a strong reference but a ChildView
// object can live longer than the mGeckoChild that owns it. And if
// mTextInputHandler were a strong reference, this would make it difficult
// for Gecko's leak detector to detect leaked TextInputHandler objects.
// This is initialized by [mozView installTextInputHandler:aHandler] and
// cleared by [mozView uninstallTextInputHandler].
#if(0)
mozilla::widget::TextInputHandler* mTextInputHandler; // [WEAK]
#endif
// backout bug 519972
// The following variables are only valid during key down event processing.
// Their current usage needs to be fixed to avoid problems with nested event
// loops that can confuse them. Once a variable is set during key down event
// processing, if an event spawns a nested event loop the previously set value
// will be wiped out.
NSEvent* mCurKeyEvent;
bool mKeyDownHandled;
// While we process key down events we need to keep track of whether or not
// we sent a key press event. This helps us make sure we do send one
// eventually.
BOOL mKeyPressSent;
// Valid when mKeyPressSent is true.
bool mKeyPressHandled;
// needed for NSTextInput implementation on 10.4
NSRange mMarkedRange;
// When this is YES the next key up event (keyUp:) will be ignored.
BOOL mIgnoreNextKeyUpEvent;
// when mouseDown: is called, we store its event here (strong)
NSEvent* mLastMouseDownEvent;
// Needed for IME support in e10s mode. Strong.
NSEvent* mLastKeyDownEvent;
// Whether the last mouse down event was blocked from Gecko.
BOOL mBlockedLastMouseDown;
// when acceptsFirstMouse: is called, we store the event here (strong)
NSEvent* mClickThroughMouseDownEvent;
// rects that were invalidated during a draw, so have pending drawing
NSMutableArray* mPendingDirtyRects;
BOOL mPendingFullDisplay;
BOOL mPendingDisplay;
// WheelStart/Stop events should always come in pairs. This BOOL records the
// last received event so that, when we receive one of the events, we make sure
// to send its pair event first, in case we didn't yet for any reason.
BOOL mExpectingWheelStop;
// Holds our drag service across multiple drag calls. The reference to the
// service is obtained when the mouse enters the view and is released when
// the mouse exits or there is a drop. This prevents us from having to
// re-establish the connection to the service manager many times per second
// when handling |draggingUpdated:| messages.
nsIDragService* mDragService;
NSOpenGLContext *mGLContext;
// Simple gestures support
//
// mGestureState is used to detect when Cocoa has called both
// magnifyWithEvent and rotateWithEvent within the same
// beginGestureWithEvent and endGestureWithEvent sequence. We
// discard the spurious gesture event so as not to confuse Gecko.
//
// mCumulativeMagnification keeps track of the total amount of
// magnification peformed during a magnify gesture so that we can
// send that value with the final MozMagnifyGesture event.
//
// mCumulativeRotation keeps track of the total amount of rotation
// performed during a rotate gesture so we can send that value with
// the final MozRotateGesture event.
enum {
eGestureState_None,
eGestureState_StartGesture,
eGestureState_MagnifyGesture,
eGestureState_RotateGesture
} mGestureState;
float mCumulativeMagnification;
float mCumulativeRotation;
BOOL mDidForceRefreshOpenGL;
BOOL mWaitingForPaint;
#ifdef __LP64__
// Support for fluid swipe tracking.
BOOL* mCancelSwipeAnimation;
#endif
// Whether this uses off-main-thread compositing.
BOOL mUsingOMTCompositor;
// The mask image that's used when painting into the titlebar using basic
// CGContext painting (i.e. non-accelerated).
CGImageRef mTopLeftCornerMask;
}
// class initialization
+ (void)initialize;
+ (void)registerViewForDraggedTypes:(NSView*)aView;
// these are sent to the first responder when the window key status changes
- (void)viewsWindowDidBecomeKey;
- (void)viewsWindowDidResignKey;
// Stop NSView hierarchy being changed during [ChildView drawRect:]
- (void)delayedTearDown;
- (void)sendFocusEvent:(mozilla::EventMessage)eventMessage;
- (void)handleMouseMoved:(NSEvent*)aEvent;
- (void)sendMouseEnterOrExitEvent:(NSEvent*)aEvent
enter:(BOOL)aEnter
type:(mozilla::WidgetMouseEvent::exitType)aType;
- (void)updateGLContext;
- (void)_surfaceNeedsUpdate:(NSNotification*)notification;
- (void)setGLContext:(NSOpenGLContext *)aGLContext;
- (bool)preRender:(NSOpenGLContext *)aGLContext;
- (void)postRender:(NSOpenGLContext *)aGLContext;
- (BOOL)isCoveringTitlebar;
- (void)viewWillStartLiveResize;
- (void)viewDidEndLiveResize;
- (NSColor*)vibrancyFillColorForThemeGeometryType:(nsITheme::ThemeGeometryType)aThemeGeometryType;
- (NSColor*)vibrancyFontSmoothingBackgroundColorForThemeGeometryType:(nsITheme::ThemeGeometryType)aThemeGeometryType;
// Simple gestures support
//
// XXX - The swipeWithEvent, beginGestureWithEvent, magnifyWithEvent,
// rotateWithEvent, and endGestureWithEvent methods are part of a
// PRIVATE interface exported by nsResponder and reverse-engineering
// was necessary to obtain the methods' prototypes. Thus, Apple may
// change the interface in the future without notice.
//
// The prototypes were obtained from the following link:
// http://cocoadex.com/2008/02/nsevent-modifications-swipe-ro.html
- (void)swipeWithEvent:(NSEvent *)anEvent;
- (void)beginGestureWithEvent:(NSEvent *)anEvent;
- (void)magnifyWithEvent:(NSEvent *)anEvent;
- (void)smartMagnifyWithEvent:(NSEvent *)anEvent;
- (void)rotateWithEvent:(NSEvent *)anEvent;
- (void)endGestureWithEvent:(NSEvent *)anEvent;
- (void)scrollWheel:(NSEvent *)anEvent;
- (void)handleAsyncScrollEvent:(CGEventRef)cgEvent ofType:(CGEventType)type;
// Helper function for Lion smart magnify events
+ (BOOL)isLionSmartMagnifyEvent:(NSEvent*)anEvent;
- (void)setUsingOMTCompositor:(BOOL)aUseOMTC;
- (NSEvent*)lastKeyDownEvent;
@end
// We don't use bug 519972 at all in TenFourFox.
//-------------------------------------------------------------------------
//
// nsTSMManager
//
//-------------------------------------------------------------------------
class nsTSMManager {
public:
static bool IsComposing() { return sComposingView ? true : false; }
static bool IsIMEEnabled() { return sIsIMEEnabled; }
static bool IgnoreCommit() { return sIgnoreCommit; }
// returns nsIWidget::IME_STATUS_*
static uint32_t GetIMEEnabled() { return sIMEEnabledStatus; }
// Note that we cannot get the actual state in TSM, but we can trust this
// value because nsIMEStateManager resets this at every change of focus.
// This doesn't work for plugins, but we don't support them anyway, so there.
static bool IsRomanKeyboardsOnly() { return sIsRomanKeyboardsOnly; }
static void OnDestroyView(NSView<mozView>* aDestroyingView);
static bool GetIMEOpenState();
static void InitTSMDocument(NSView<mozView>* aViewForCaret);
static void StartComposing(NSView<mozView>* aComposingView);
static void UpdateComposing(NSString* aComposingString);
static void EndComposing();
static void SetIMEOpenState(bool aOpen);
static nsresult SetIMEEnabled(uint32_t aEnabled);
static void CommitIME();
static void CancelIME();
static void Shutdown();
private:
static bool sIsIMEEnabled;
static bool sIsRomanKeyboardsOnly;
static bool sIgnoreCommit;
static NSView<mozView>* sComposingView;
static TSMDocumentID sDocumentID;
static NSString* sComposingString;
static nsITimer* sSyncKeyScriptTimer;
static uint32_t sIMEEnabledStatus; // nsIWidget::IME_STATUS_*
static void KillComposing();
static void CallKeyScriptAPI();
static void SyncKeyScript(nsITimer* aTimer, void* aClosure);
static void EnableIME(bool aEnable);
static void SetRomanKeyboardsOnly(bool aRomanOnly);
};
class ChildViewMouseTracker {
public:
static void MouseMoved(NSEvent* aEvent);
static void MouseScrolled(NSEvent* aEvent);
static void OnDestroyView(ChildView* aView);
static void OnDestroyWindow(NSWindow* aWindow);
static BOOL WindowAcceptsEvent(NSWindow* aWindow, NSEvent* aEvent,
ChildView* aView, BOOL isClickThrough = NO);
static void MouseExitedWindow(NSEvent* aEvent);
static void MouseEnteredWindow(NSEvent* aEvent);
static void ReEvaluateMouseEnterState(NSEvent* aEvent = nil, ChildView* aOldView = nil);
static void ResendLastMouseMoveEvent();
static ChildView* ViewForEvent(NSEvent* aEvent);
static ChildView* sLastMouseEventView;
static NSEvent* sLastMouseMoveEvent;
static NSWindow* sWindowUnderMouse;
static NSPoint sLastScrollEventScreenLocation;
static NSWindow* WindowForEvent(NSEvent* aEvent);
};
//-------------------------------------------------------------------------
//
// nsChildView
//
//-------------------------------------------------------------------------
class nsChildView : public nsBaseWidget
{
private:
typedef nsBaseWidget Inherited;
typedef mozilla::layers::APZCTreeManager APZCTreeManager;
public:
nsChildView();
// nsIWidget interface
NS_IMETHOD Create(nsIWidget* aParent,
nsNativeWidget aNativeParent,
const LayoutDeviceIntRect& aRect,
nsWidgetInitData* aInitData = nullptr) override;
NS_IMETHOD Destroy() override;
NS_IMETHOD Show(bool aState) override;
virtual bool IsVisible() const override;
NS_IMETHOD SetParent(nsIWidget* aNewParent) override;
virtual nsIWidget* GetParent(void) override;
virtual float GetDPI() override;
NS_IMETHOD ConstrainPosition(bool aAllowSlop,
int32_t *aX, int32_t *aY) override;
NS_IMETHOD Move(double aX, double aY) override;
NS_IMETHOD Resize(double aWidth, double aHeight, bool aRepaint) override;
NS_IMETHOD Resize(double aX, double aY,
double aWidth, double aHeight, bool aRepaint) override;
NS_IMETHOD Enable(bool aState) override;
virtual bool IsEnabled() const override;
NS_IMETHOD SetFocus(bool aRaise) override;
NS_IMETHOD GetBounds(LayoutDeviceIntRect& aRect) override;
NS_IMETHOD GetClientBounds(LayoutDeviceIntRect& aRect) override;
NS_IMETHOD GetScreenBounds(LayoutDeviceIntRect& aRect) override;
// Disable backing scale support; let nsIWidget handle the last two.
#if(0)
// Returns the "backing scale factor" of the view's window, which is the
// ratio of pixels in the window's backing store to Cocoa points. Prior to
// HiDPI support in OS X 10.7, this was always 1.0, but in HiDPI mode it
// will be 2.0 (and might potentially other values as screen resolutions
// evolve). This gives the relationship between what Gecko calls "device
// pixels" and the Cocoa "points" coordinate system.
CGFloat BackingScaleFactor() const;
// Call if the window's backing scale factor changes - i.e., it is moved
// between HiDPI and non-HiDPI screens
void BackingScaleFactorChanged();
virtual double GetDefaultScaleInternal() override;
virtual int32_t RoundsWidgetCoordinatesTo() override;
#endif
NS_IMETHOD Invalidate(const LayoutDeviceIntRect &aRect) override;
virtual void* GetNativeData(uint32_t aDataType) override;
virtual nsresult ConfigureChildren(const nsTArray<Configuration>& aConfigurations) override;
virtual LayoutDeviceIntPoint WidgetToScreenOffset() override;
virtual bool ShowsResizeIndicator(LayoutDeviceIntRect* aResizerRect) override;
static bool ConvertStatus(nsEventStatus aStatus)
{ return aStatus == nsEventStatus_eConsumeNoDefault; }
NS_IMETHOD DispatchEvent(mozilla::WidgetGUIEvent* aEvent,
nsEventStatus& aStatus) override;
virtual bool ComputeShouldAccelerate() override;
virtual bool ShouldUseOffMainThreadCompositing() override;
NS_IMETHOD SetCursor(nsCursor aCursor) override;
NS_IMETHOD SetCursor(imgIContainer* aCursor, uint32_t aHotspotX, uint32_t aHotspotY) override;
NS_IMETHOD CaptureRollupEvents(nsIRollupListener * aListener, bool aDoCapture) override;
NS_IMETHOD SetTitle(const nsAString& title) override;
NS_IMETHOD GetAttention(int32_t aCycleCount) override;
virtual bool HasPendingInputEvent() override;
NS_IMETHOD ActivateNativeMenuItemAt(const nsAString& indexString) override;
NS_IMETHOD ForceUpdateNativeMenuAt(const nsAString& indexString) override;
NS_IMETHOD_(void) SetInputContext(const InputContext& aContext,
const InputContextAction& aAction) override;
NS_IMETHOD_(InputContext) GetInputContext() override;
NS_IMETHOD AttachNativeKeyEvent(mozilla::WidgetKeyboardEvent& aEvent) override;
NS_IMETHOD_(bool) ExecuteNativeKeyBinding(
NativeKeyBindingsType aType,
const mozilla::WidgetKeyboardEvent& aEvent,
DoCommandCallback aCallback,
void* aCallbackData) override;
bool ExecuteNativeKeyBindingRemapped(
NativeKeyBindingsType aType,
const mozilla::WidgetKeyboardEvent& aEvent,
DoCommandCallback aCallback,
void* aCallbackData,
uint32_t aGeckoKeyCode,
uint32_t aCocoaKeyCode);
virtual nsIMEUpdatePreference GetIMEUpdatePreference() override;
virtual nsTransparencyMode GetTransparencyMode() override;
virtual void SetTransparencyMode(nsTransparencyMode aMode) override;
virtual nsresult SynthesizeNativeKeyEvent(int32_t aNativeKeyboardLayout,
int32_t aNativeKeyCode,
uint32_t aModifierFlags,
const nsAString& aCharacters,
const nsAString& aUnmodifiedCharacters,
nsIObserver* aObserver) override;
virtual nsresult SynthesizeNativeMouseEvent(LayoutDeviceIntPoint aPoint,
uint32_t aNativeMessage,
uint32_t aModifierFlags,
nsIObserver* aObserver) override;
virtual nsresult SynthesizeNativeMouseMove(LayoutDeviceIntPoint aPoint,
nsIObserver* aObserver) override
{ return SynthesizeNativeMouseEvent(aPoint, NSMouseMoved, 0, aObserver); }
virtual nsresult SynthesizeNativeMouseScrollEvent(LayoutDeviceIntPoint aPoint,
uint32_t aNativeMessage,
double aDeltaX,
double aDeltaY,
double aDeltaZ,
uint32_t aModifierFlags,
uint32_t aAdditionalFlags,
nsIObserver* aObserver) override;
// Mac specific methods
virtual bool DispatchWindowEvent(mozilla::WidgetGUIEvent& event);
void WillPaintWindow();
bool PaintWindow(LayoutDeviceIntRegion aRegion);
#ifdef ACCESSIBILITY
already_AddRefed<mozilla::a11y::Accessible> GetDocumentAccessible();
#endif
virtual void CreateCompositor() override;
virtual void PrepareWindowEffects() override;
virtual void CleanupWindowEffects() override;
virtual bool PreRender(LayerManagerComposite* aManager) override;
virtual void PostRender(LayerManagerComposite* aManager) override;
virtual void DrawWindowOverlay(LayerManagerComposite* aManager,
LayoutDeviceIntRect aRect) override;
virtual void UpdateThemeGeometries(const nsTArray<ThemeGeometry>& aThemeGeometries) override;
virtual void UpdateWindowDraggingRegion(const LayoutDeviceIntRegion& aRegion) override;
const LayoutDeviceIntRegion& GetDraggableRegion() { return mDraggableRegion; }
virtual void ReportSwipeStarted(uint64_t aInputBlockId, bool aStartSwipe) override;
void ResetParent();
static bool DoHasPendingInputEvent();
static uint32_t GetCurrentInputEventCount();
static void UpdateCurrentInputEventCount();
#if(0)
NSView<mozView>* GetEditorView();
#endif
nsCocoaWindow* GetXULWindowWidget() const;
NS_IMETHOD ReparentNativeWidget(nsIWidget* aNewParent) override;
#if(0)
mozilla::widget::TextInputHandler* GetTextInputHandler()
{
return mTextInputHandler;
}
#endif
void ClearVibrantAreas();
NSColor* VibrancyFillColorForThemeGeometryType(nsITheme::ThemeGeometryType aThemeGeometryType);
NSColor* VibrancyFontSmoothingBackgroundColorForThemeGeometryType(nsITheme::ThemeGeometryType aThemeGeometryType);
#if(0)
// unit conversion convenience functions
int32_t CocoaPointsToDevPixels(CGFloat aPts) const {
return nsCocoaUtils::CocoaPointsToDevPixels(aPts, BackingScaleFactor());
}
LayoutDeviceIntPoint CocoaPointsToDevPixels(const NSPoint& aPt) const {
return nsCocoaUtils::CocoaPointsToDevPixels(aPt, BackingScaleFactor());
}
LayoutDeviceIntRect CocoaPointsToDevPixels(const NSRect& aRect) const {
return nsCocoaUtils::CocoaPointsToDevPixels(aRect, BackingScaleFactor());
}
CGFloat DevPixelsToCocoaPoints(int32_t aPixels) const {
return nsCocoaUtils::DevPixelsToCocoaPoints(aPixels, BackingScaleFactor());
}
// XXX: all calls to this function should eventually be replaced with calls
// to DevPixelsToCocoaPoints().
NSRect UntypedDevPixelsToCocoaPoints(const nsIntRect& aRect) const {
return nsCocoaUtils::UntypedDevPixelsToCocoaPoints(aRect, BackingScaleFactor());
}
NSRect DevPixelsToCocoaPoints(const LayoutDeviceIntRect& aRect) const {
return nsCocoaUtils::DevPixelsToCocoaPoints(aRect, BackingScaleFactor());
}
#else
// unit conversion convenience functions
inline int32_t CocoaPointsToDevPixels(CGFloat aPts) const {
return nsCocoaUtils::CocoaPointsToDevPixels(aPts);
}
inline LayoutDeviceIntPoint CocoaPointsToDevPixels(const NSPoint& aPt) const {
return nsCocoaUtils::CocoaPointsToDevPixels(aPt);
}
inline LayoutDeviceIntRect CocoaPointsToDevPixels(const NSRect& aRect) const {
return nsCocoaUtils::CocoaPointsToDevPixels(aRect);
}
inline CGFloat DevPixelsToCocoaPoints(int32_t aPixels) const {
return nsCocoaUtils::DevPixelsToCocoaPoints(aPixels);
}
// XXX: all calls to this function should eventually be replaced with calls
// to DevPixelsToCocoaPoints().
inline NSRect UntypedDevPixelsToCocoaPoints(const nsIntRect& aRect) const {
return nsCocoaUtils::UntypedDevPixelsToCocoaPoints(aRect);
}
inline NSRect DevPixelsToCocoaPoints(const LayoutDeviceIntRect& aRect) const {
return nsCocoaUtils::DevPixelsToCocoaPoints(aRect);
}
#endif
already_AddRefed<mozilla::gfx::DrawTarget> StartRemoteDrawingInRegion(nsIntRegion& aInvalidRegion) override;
void EndRemoteDrawing() override;
void CleanupRemoteDrawing() override;
bool InitCompositor(mozilla::layers::Compositor* aCompositor) override;
APZCTreeManager* APZCTM() { return mAPZC ; }
NS_IMETHOD StartPluginIME(const mozilla::WidgetKeyboardEvent& aKeyboardEvent,
int32_t aPanelX, int32_t aPanelY,
nsString& aCommitted) override;
NS_IMETHOD SetPluginFocused(bool& aFocused) override;
bool IsPluginFocused() { return mPluginFocused; }
virtual LayoutDeviceIntPoint GetClientOffset() override;
void DispatchAPZWheelInputEvent(mozilla::InputData& aEvent, bool aCanTriggerSwipe);
void SwipeFinished();
protected:
virtual ~nsChildView();
void ReportMoveEvent();
void ReportSizeEvent();
// override to create different kinds of child views. Autoreleases, so
// caller must retain.
virtual NSView* CreateCocoaView(NSRect inFrame);
void TearDownView();
virtual already_AddRefed<nsIWidget>
AllocateChildPopupWidget() override
{
static NS_DEFINE_IID(kCPopUpCID, NS_POPUP_CID);
nsCOMPtr<nsIWidget> widget = do_CreateInstance(kCPopUpCID);
return widget.forget();
}
void ConfigureAPZCTreeManager() override;
void ConfigureAPZControllerThread() override;
void DoRemoteComposition(const LayoutDeviceIntRect& aRenderRect);
// Overlay drawing functions for OpenGL drawing
void DrawWindowOverlay(mozilla::layers::GLManager* aManager, LayoutDeviceIntRect aRect);
void MaybeDrawResizeIndicator(mozilla::layers::GLManager* aManager);
void MaybeDrawRoundedCorners(mozilla::layers::GLManager* aManager, const LayoutDeviceIntRect& aRect);
void MaybeDrawTitlebar(mozilla::layers::GLManager* aManager);
// Redraw the contents of mTitlebarCGContext on the main thread, as
// determined by mDirtyTitlebarRegion.
void UpdateTitlebarCGContext();
LayoutDeviceIntRect RectContainingTitlebarControls();
void UpdateVibrancy(const nsTArray<ThemeGeometry>& aThemeGeometries);
mozilla::VibrancyManager& EnsureVibrancyManager();
nsIWidget* GetWidgetForListenerEvents();
virtual nsresult NotifyIMEInternal(
const IMENotification& aIMENotification) override;
struct SwipeInfo {
bool wantsSwipe;
uint32_t allowedDirections;
};
SwipeInfo SendMayStartSwipe(const mozilla::PanGestureInput& aSwipeStartEvent);
void TrackScrollEventAsSwipe(const mozilla::PanGestureInput& aSwipeStartEvent,
uint32_t aAllowedDirections);
protected:
NSView<mozView>* mView; // my parallel cocoa view (ChildView or NativeScrollbarView), [STRONG]
#if(0)
RefPtr<mozilla::widget::TextInputHandler> mTextInputHandler;
#endif
static uint32_t sSecureEventInputCount; // bug 807893
InputContext mInputContext;
NSView<mozView>* mParentView;
nsIWidget* mParentWidget;
#ifdef ACCESSIBILITY
// weak ref to this childview's associated mozAccessible for speed reasons
// (we get queried for it *a lot* but don't want to own it)
nsWeakPtr mAccessible;
#endif
// Protects the view from being teared down while a composition is in
// progress on the compositor thread.
mozilla::Mutex mViewTearDownLock;
mozilla::Mutex mEffectsLock;
// May be accessed from any thread, protected
// by mEffectsLock.
bool mShowsResizeIndicator;
LayoutDeviceIntRect mResizeIndicatorRect;
bool mHasRoundedBottomCorners;
int mDevPixelCornerRadius;
bool mIsCoveringTitlebar;
bool mIsFullscreen;
LayoutDeviceIntRect mTitlebarRect;
// The area of mTitlebarCGContext that needs to be redrawn during the next
// transaction. Accessed from any thread, protected by mEffectsLock.
LayoutDeviceIntRegion mUpdatedTitlebarRegion;
CGContextRef mTitlebarCGContext;
// Compositor thread only
nsAutoPtr<RectTextureImage> mResizerImage;
nsAutoPtr<RectTextureImage> mCornerMaskImage;
nsAutoPtr<RectTextureImage> mTitlebarImage;
nsAutoPtr<RectTextureImage> mBasicCompositorImage;
// The area of mTitlebarCGContext that has changed and needs to be
// uploaded to to mTitlebarImage. Main thread only.
nsIntRegion mDirtyTitlebarRegion;
LayoutDeviceIntRegion mDraggableRegion;
// Cached value of [mView backingScaleFactor], to avoid sending two obj-c
// messages (respondsToSelector, backingScaleFactor) every time we need to
// use it.
// ** We'll need to reinitialize this if the backing resolution changes. **
mutable CGFloat mBackingScaleFactor;
bool mVisible;
bool mDrawing;
bool mIsDispatchPaint; // Is a paint event being dispatched
bool mPluginFocused;
// Used in OMTC BasicLayers mode. Presents the BasicCompositor result
// surface to the screen using an OpenGL context.
nsAutoPtr<GLPresenter> mGLPresenter;
mozilla::UniquePtr<mozilla::VibrancyManager> mVibrancyManager;
RefPtr<mozilla::SwipeTracker> mSwipeTracker;
mozilla::UniquePtr<mozilla::SwipeEventQueue> mSwipeEventQueue;
// This flag is only used when APZ is off. It indicates that the current pan
// gesture was processed as a swipe. Sometimes the swipe animation can finish
// before momentum events of the pan gesture have stopped firing, so this
// flag tells us that we shouldn't allow the remaining events to cause
// scrolling. It is reset to false once a new gesture starts (as indicated by
// a PANGESTURE_(MAY)START event).
bool mCurrentPanGestureBelongsToSwipe;
static uint32_t sLastInputEventCount;
void ReleaseTitlebarCGContext();
};
/* These were not defined in the 10.4 SDK, but are used by nsChildView. */
#define kVK_ANSI_Keypad0 0x52
#define kVK_ANSI_Keypad1 0x53
#define kVK_ANSI_Keypad2 0x54
#define kVK_ANSI_Keypad3 0x55
#define kVK_ANSI_Keypad4 0x56
#define kVK_ANSI_Keypad5 0x57
#define kVK_ANSI_Keypad6 0x58
#define kVK_ANSI_Keypad7 0x59
#define kVK_ANSI_Keypad8 0x5b
#define kVK_ANSI_Keypad9 0x5c
#define kVK_ANSI_KeypadDecimal 0x41
#define kVK_ANSI_KeypadDivide 0x4b
#define kVK_ANSI_KeypadEnter 0x4c
#define kVK_ANSI_KeypadMinus 0x4e
#define kVK_ANSI_KeypadMultiply 0x43
#define kVK_ANSI_KeypadPlus 0x45
#define kVK_Control 0x3b
#define kVK_Delete 0x33
#define kVK_DownArrow 0x7d
#define kVK_End 0x77
#define kVK_Escape 0x35
#define kVK_F1 0x7a
#define kVK_F10 0x6d
#define kVK_F11 0x67
#define kVK_F12 0x6f
#define kVK_F2 0x78
#define kVK_F3 0x63
#define kVK_F4 0x76
#define kVK_F5 0x60
#define kVK_F6 0x61
#define kVK_F7 0x62
#define kVK_F8 0x64
#define kVK_F9 0x65
#define kVK_ForwardDelete 0x75
#define kVK_Help 0x72
#define kVK_Home 0x73
#define kVK_LeftArrow 0x7b
#define kVK_Option 0x3a
#define kVK_PageDown 0x79
#define kVK_PageUp 0x74
#define kVK_Return 0x24
#define kVK_RightArrow 0x7c
#define kVK_Shift 0x38
#define kVK_Tab 0x30
#define kVK_UpArrow 0x7e
#endif // nsChildView_h_
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