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nsCocoaWindow.h
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nsCocoaWindow.h
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/* -*- Mode: C++; tab-width: 4; 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 nsCocoaWindow_h_
#define nsCocoaWindow_h_
#undef DARWIN
#import <Cocoa/Cocoa.h>
#include "nsBaseWidget.h"
#include "nsPIWidgetCocoa.h"
#include "nsAutoPtr.h"
#include "nsCocoaUtils.h"
class nsCocoaWindow;
class nsChildView;
class nsMenuBarX;
// Value copied from BITMAP_MAX_AREA, used in nsNativeThemeCocoa.mm
#define CUIDRAW_MAX_AREA 500000
// If we are using an SDK older than 10.7, define bits we need that are missing
// from it.
#if !defined(MAC_OS_X_VERSION_10_7) || \
MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_7
enum {
NSWindowAnimationBehaviorDefault = 0,
NSWindowAnimationBehaviorNone = 2,
NSWindowAnimationBehaviorDocumentWindow = 3,
NSWindowAnimationBehaviorUtilityWindow = 4,
NSWindowAnimationBehaviorAlertPanel = 5,
NSWindowCollectionBehaviorFullScreenPrimary = 128, // 1 << 7
};
typedef NSInteger NSWindowAnimationBehavior;
@interface NSWindow (LionWindowFeatures)
- (void)setAnimationBehavior:(NSWindowAnimationBehavior)newAnimationBehavior;
- (void)toggleFullScreen:(id)sender;
@end
#endif
typedef struct _nsCocoaWindowList {
_nsCocoaWindowList() : prev(NULL), window(NULL) {}
struct _nsCocoaWindowList *prev;
nsCocoaWindow *window; // Weak
} nsCocoaWindowList;
// NSWindow subclass that is the base class for all of our own window classes.
// Among other things, this class handles the storage of those settings that
// need to be persisted across window destruction and reconstruction, i.e. when
// switching to and from fullscreen mode.
// We don't save shadow, transparency mode or background color because it's not
// worth the hassle - Gecko will reset them anyway as soon as the window is
// resized.
@interface BaseWindow : NSWindow
{
// Data Storage
NSMutableDictionary* mState;
BOOL mDrawsIntoWindowFrame;
NSColor* mActiveTitlebarColor;
NSColor* mInactiveTitlebarColor;
// Shadow
BOOL mScheduledShadowInvalidation;
// DPI cache. Getting the physical screen size (CGDisplayScreenSize)
// is ridiculously slow, so we cache it in the toplevel window for all
// descendants to use.
float mDPI;
NSTrackingArea* mTrackingArea;
}
- (void)importState:(NSDictionary*)aState;
- (NSMutableDictionary*)exportState;
- (void)setDrawsContentsIntoWindowFrame:(BOOL)aState;
- (BOOL)drawsContentsIntoWindowFrame;
- (void)setTitlebarColor:(NSColor*)aColor forActiveWindow:(BOOL)aActive;
- (NSColor*)titlebarColorForActiveWindow:(BOOL)aActive;
- (void)deferredInvalidateShadow;
- (void)invalidateShadow;
- (float)getDPI;
- (void)mouseEntered:(NSEvent*)aEvent;
- (void)mouseExited:(NSEvent*)aEvent;
- (void)mouseMoved:(NSEvent*)aEvent;
- (void)updateTrackingArea;
- (NSView*)trackingAreaView;
@end
@interface NSWindow (Undocumented)
// If a window has been explicitly removed from the "window cache" (to
// deactivate it), it's sometimes necessary to "reset" it to reactivate it
// (and put it back in the "window cache"). One way to do this, which Apple
// often uses, is to set the "window number" to '-1' and then back to its
// original value.
- (void)_setWindowNumber:(NSInteger)aNumber;
// If we set the window's stylemask to be textured, the corners on the bottom of
// the window are rounded by default. We use this private method to make
// the corners square again, a la Safari.
- (void)setBottomCornerRounded:(BOOL)rounded;
@end
@interface PopupWindow : BaseWindow
{
@private
BOOL mIsContextMenu;
}
- (id)initWithContentRect:(NSRect)contentRect styleMask:(NSUInteger)styleMask
backing:(NSBackingStoreType)bufferingType defer:(BOOL)deferCreation;
- (BOOL)isContextMenu;
- (void)setIsContextMenu:(BOOL)flag;
- (BOOL)canBecomeMainWindow;
@end
@interface BorderlessWindow : BaseWindow
{
}
- (BOOL)canBecomeKeyWindow;
- (BOOL)canBecomeMainWindow;
@end
#if defined( MAC_OS_X_VERSION_10_6 ) && ( MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6 )
@interface WindowDelegate : NSObject <NSWindowDelegate>
#else
@interface WindowDelegate : NSObject
#endif
{
nsCocoaWindow* mGeckoWindow; // [WEAK] (we are owned by the window)
// Used to avoid duplication when we send NS_ACTIVATE and
// NS_DEACTIVATE to Gecko for toplevel widgets. Starts out
// false.
bool mToplevelActiveState;
BOOL mHasEverBeenZoomed;
}
+ (void)paintMenubarForWindow:(NSWindow*)aWindow;
- (id)initWithGeckoWindow:(nsCocoaWindow*)geckoWind;
- (void)windowDidResize:(NSNotification*)aNotification;
- (nsCocoaWindow*)geckoWidget;
- (bool)toplevelActiveState;
- (void)sendToplevelActivateEvents;
- (void)sendToplevelDeactivateEvents;
@end
@class ToolbarWindow;
// NSColor subclass that allows us to draw separate colors both in the titlebar
// and for background of the window.
@interface TitlebarAndBackgroundColor : NSColor
{
ToolbarWindow *mWindow; // [WEAK] (we are owned by the window)
}
- (id)initWithWindow:(ToolbarWindow*)aWindow;
@end
// NSWindow subclass for handling windows with toolbars.
@interface ToolbarWindow : BaseWindow
{
TitlebarAndBackgroundColor *mColor;
float mUnifiedToolbarHeight;
NSColor *mBackgroundColor;
}
// Pass nil here to get the default appearance.
- (void)setTitlebarColor:(NSColor*)aColor forActiveWindow:(BOOL)aActive;
- (void)setUnifiedToolbarHeight:(float)aHeight;
- (float)unifiedToolbarHeight;
- (float)titlebarHeight;
- (NSRect)titlebarRect;
- (void)setTitlebarNeedsDisplayInRect:(NSRect)aRect sync:(BOOL)aSync;
- (void)setTitlebarNeedsDisplayInRect:(NSRect)aRect;
- (void)setDrawsContentsIntoWindowFrame:(BOOL)aState;
@end
class nsCocoaWindow : public nsBaseWidget, public nsPIWidgetCocoa
{
private:
typedef nsBaseWidget Inherited;
public:
nsCocoaWindow();
virtual ~nsCocoaWindow();
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_NSPIWIDGETCOCOA
NS_IMETHOD Create(nsIWidget* aParent,
nsNativeWidget aNativeParent,
const nsIntRect &aRect,
nsDeviceContext *aContext,
nsWidgetInitData *aInitData = nullptr);
NS_IMETHOD Destroy();
NS_IMETHOD Show(bool aState);
virtual nsIWidget* GetSheetWindowParent(void);
NS_IMETHOD Enable(bool aState);
virtual bool IsEnabled() const;
NS_IMETHOD SetModal(bool aState);
virtual bool IsVisible() const;
NS_IMETHOD SetFocus(bool aState=false);
virtual nsIntPoint WidgetToScreenOffset();
virtual nsIntPoint GetClientOffset();
virtual nsIntSize ClientToWindowSize(const nsIntSize& aClientSize);
virtual void* GetNativeData(uint32_t aDataType) ;
NS_IMETHOD ConstrainPosition(bool aAllowSlop,
int32_t *aX, int32_t *aY);
virtual void SetSizeConstraints(const SizeConstraints& aConstraints);
NS_IMETHOD Move(int32_t aX, int32_t aY);
NS_IMETHOD PlaceBehind(nsTopLevelWidgetZPlacement aPlacement,
nsIWidget *aWidget, bool aActivate);
NS_IMETHOD SetSizeMode(int32_t aMode);
NS_IMETHOD HideWindowChrome(bool aShouldHide);
void EnteredFullScreen(bool aFullScreen);
NS_IMETHOD MakeFullScreen(bool aFullScreen);
NS_IMETHOD Resize(int32_t aWidth,int32_t aHeight, bool aRepaint);
NS_IMETHOD Resize(int32_t aX, int32_t aY, int32_t aWidth, int32_t aHeight, bool aRepaint);
NS_IMETHOD GetClientBounds(nsIntRect &aRect);
NS_IMETHOD GetScreenBounds(nsIntRect &aRect);
void ReportMoveEvent();
void ReportSizeEvent();
NS_IMETHOD SetCursor(nsCursor aCursor);
NS_IMETHOD SetCursor(imgIContainer* aCursor, uint32_t aHotspotX, uint32_t aHotspotY);
CGFloat BackingScaleFactor();
void BackingScaleFactorChanged();
virtual double GetDefaultScaleInternal();
NS_IMETHOD SetTitle(const nsAString& aTitle);
NS_IMETHOD Invalidate(const nsIntRect &aRect);
virtual nsresult ConfigureChildren(const nsTArray<Configuration>& aConfigurations);
virtual LayerManager* GetLayerManager(PLayersChild* aShadowManager = nullptr,
LayersBackend aBackendHint = mozilla::layers::LAYERS_NONE,
LayerManagerPersistence aPersistence = LAYER_MANAGER_CURRENT,
bool* aAllowRetaining = nullptr);
NS_IMETHOD DispatchEvent(nsGUIEvent* event, nsEventStatus & aStatus) ;
NS_IMETHOD CaptureRollupEvents(nsIRollupListener * aListener, bool aDoCapture, bool aConsumeRollupEvent);
NS_IMETHOD GetAttention(int32_t aCycleCount);
virtual bool HasPendingInputEvent();
virtual nsTransparencyMode GetTransparencyMode();
virtual void SetTransparencyMode(nsTransparencyMode aMode);
NS_IMETHOD SetWindowShadowStyle(int32_t aStyle);
virtual void SetShowsToolbarButton(bool aShow);
virtual void SetShowsFullScreenButton(bool aShow);
virtual void SetWindowAnimationType(WindowAnimationType aType);
NS_IMETHOD SetWindowTitlebarColor(nscolor aColor, bool aActive);
virtual void SetDrawsInTitlebar(bool aState);
virtual nsresult SynthesizeNativeMouseEvent(nsIntPoint aPoint,
uint32_t aNativeMessage,
uint32_t aModifierFlags);
void DispatchSizeModeEvent();
virtual gfxASurface* GetThebesSurface();
// be notified that a some form of drag event needs to go into Gecko
virtual bool DragEvent(unsigned int aMessage, Point aMouseGlobal, UInt16 aKeyModifiers);
bool HasModalDescendents() { return mNumModalDescendents > 0; }
NSWindow *GetCocoaWindow() { return mWindow; }
void SetMenuBar(nsMenuBarX* aMenuBar);
nsMenuBarX *GetMenuBar();
NS_IMETHOD ResetInputState();
NS_IMETHOD_(void) SetInputContext(const InputContext& aContext,
const InputContextAction& aAction)
{
mInputContext = aContext;
}
NS_IMETHOD_(InputContext) GetInputContext()
{
return mInputContext;
}
NS_IMETHOD BeginSecureKeyboardInput();
NS_IMETHOD EndSecureKeyboardInput();
void SetPopupWindowLevel();
bool IsChildInFailingLeftClickThrough(NSView *aChild);
bool ShouldFocusPlugin();
NS_IMETHOD ReparentNativeWidget(nsIWidget* aNewParent);
protected:
nsresult CreateNativeWindow(const NSRect &aRect,
nsBorderStyle aBorderStyle,
bool aRectIsFrameRect);
nsresult CreatePopupContentView(const nsIntRect &aRect,
nsDeviceContext *aContext);
void DestroyNativeWindow();
void AdjustWindowShadow();
void SetUpWindowFilter();
void CleanUpWindowFilter();
void UpdateBounds();
nsresult DoResize(int32_t aX, int32_t aY, int32_t aWidth, int32_t aHeight,
bool aRepaint, bool aConstrainToCurrentScreen);
virtual already_AddRefed<nsIWidget>
AllocateChildPopupWidget()
{
static NS_DEFINE_IID(kCPopUpCID, NS_POPUP_CID);
nsCOMPtr<nsIWidget> widget = do_CreateInstance(kCPopUpCID);
return widget.forget();
}
nsIWidget* mParent; // if we're a popup, this is our parent [WEAK]
BaseWindow* mWindow; // our cocoa window [STRONG]
WindowDelegate* mDelegate; // our delegate for processing window msgs [STRONG]
nsRefPtr<nsMenuBarX> mMenuBar;
NSWindow* mSheetWindowParent; // if this is a sheet, this is the NSWindow it's attached to
nsChildView* mPopupContentView; // if this is a popup, this is its content widget
int32_t mShadowStyle;
NSUInteger mWindowFilter;
CGFloat mBackingScaleFactor;
WindowAnimationType mAnimationType;
bool mWindowMadeHere; // true if we created the window, false for embedding
bool mSheetNeedsShow; // if this is a sheet, are we waiting to be shown?
// this is used for sibling sheet contention only
bool mFullScreen;
bool mInFullScreenTransition; // true from the request to enter/exit fullscreen
// (MakeFullScreen() call) to EnteredFullScreen()
bool mModal;
bool mUsesNativeFullScreen; // only true on Lion if SetShowsFullScreenButton(true);
bool mIsAnimationSuppressed;
bool mInReportMoveEvent; // true if in a call to ReportMoveEvent().
int32_t mNumModalDescendents;
InputContext mInputContext;
};
#endif // nsCocoaWindow_h_