/* * tkMacOSXPrivate.h -- * * Macros and declarations that are purely internal & private to TkAqua. * * Copyright (c) 2005-2009 Daniel A. Steffen * Copyright (c) 2008-2009 Apple Inc. * Copyright (c) 2020 Marc Culler * * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * * RCS: @(#) $Id$ */ #ifndef _TKMACPRIV #define _TKMACPRIV #if !__OBJC__ #error Objective-C compiler required #endif #ifndef __clang__ #define instancetype id #endif #define TextStyle MacTextStyle #import #import #import #if MAC_OS_X_VERSION_MAX_ALLOWED >= 110000 #import #endif #ifndef NO_CARBON_H #import #endif #undef TextStyle #import /* for sel_isEqual() */ #ifndef _TKMACINT #include "tkMacOSXInt.h" #endif #ifndef _TKMACDEFAULT #include "tkMacOSXDefault.h" #endif /* Macros for Mac OS X API availability checking */ #define TK_IF_MAC_OS_X_API(vers, symbol, ...) \ tk_if_mac_os_x_10_##vers(symbol != NULL, 1, __VA_ARGS__) #define TK_ELSE_MAC_OS_X(vers, ...) \ tk_else_mac_os_x_10_##vers(__VA_ARGS__) #define TK_IF_MAC_OS_X_API_COND(vers, symbol, cond, ...) \ tk_if_mac_os_x_10_##vers(symbol != NULL, cond, __VA_ARGS__) #define TK_ELSE(...) \ } else { __VA_ARGS__ #define TK_ENDIF \ } /* Private macros that implement the checking macros above */ #define tk_if_mac_os_x_yes(chk, cond, ...) \ if (cond) { __VA_ARGS__ #define tk_else_mac_os_x_yes(...) \ } else { #define tk_if_mac_os_x_chk(chk, cond, ...) \ if ((chk) && (cond)) { __VA_ARGS__ #define tk_else_mac_os_x_chk(...) \ } else { __VA_ARGS__ #define tk_if_mac_os_x_no(chk, cond, ...) \ if (0) { #define tk_else_mac_os_x_no(...) \ } else { __VA_ARGS__ /* * Macros for DEBUG_ASSERT_MESSAGE et al from Debugging.h. */ #undef kComponentSignatureString #undef COMPONENT_SIGNATURE #define kComponentSignatureString "TkMacOSX" #define COMPONENT_SIGNATURE 'Tk ' /* * Macros abstracting checks only active in a debug build. */ #ifdef TK_MAC_DEBUG #define TKLog(f, ...) NSLog(f, ##__VA_ARGS__) /* * Macro to do debug message output. */ #define TkMacOSXDbgMsg(m, ...) \ do { \ TKLog(@"%s:%d: %s(): " m, strrchr(__FILE__, '/')+1, \ __LINE__, __func__, ##__VA_ARGS__); \ } while (0) /* * Macro to do debug API failure message output. */ #define TkMacOSXDbgOSErr(f, err) \ do { \ TkMacOSXDbgMsg("%s failed: %d", #f, (int)(err)); \ } while (0) /* * Macro to do very common check for noErr return from given API and output * debug message in case of failure. */ #define ChkErr(f, ...) ({ \ OSStatus err_ = f(__VA_ARGS__); \ if (err_ != noErr) { \ TkMacOSXDbgOSErr(f, err_); \ } \ err_;}) #else /* TK_MAC_DEBUG */ #define TKLog(f, ...) #define TkMacOSXDbgMsg(m, ...) #define TkMacOSXDbgOSErr(f, err) #define ChkErr(f, ...) ({f(__VA_ARGS__);}) #endif /* TK_MAC_DEBUG */ /* * Macro abstracting use of TkMacOSXGetNamedSymbol to init named symbols. */ #define UNINITIALISED_SYMBOL ((void*)(-1L)) #define TkMacOSXInitNamedSymbol(module, ret, symbol, ...) \ static ret (* symbol)(__VA_ARGS__) = UNINITIALISED_SYMBOL; \ if (symbol == UNINITIALISED_SYMBOL) { \ symbol = TkMacOSXGetNamedSymbol(STRINGIFY(module), \ STRINGIFY(symbol)); \ } /* * The structure of a 32-bit XEvent keycode on macOS. It may be viewed as * an unsigned int or as having either two or three bitfields. */ typedef struct keycode_v_t { unsigned keychar: 22; /* UCS-32 character */ unsigned o_s: 2; /* State of Option and Shift keys. */ unsigned virt: 8; /* 8-bit virtual keycode - identifies a key. */ } keycode_v; typedef struct keycode_x_t { unsigned keychar: 22; /* UCS-32 character */ unsigned xvirtual: 10; /* Combines o_s and virtual. This 10-bit integer * is used as a key for looking up the character * produced when pressing a key with a particular * Shift and Option modifier state. */ } keycode_x; typedef union MacKeycode_t { unsigned int uint; keycode_v v; keycode_x x; } MacKeycode; /* * Macros used in tkMacOSXKeyboard.c and tkMacOSXKeyEvent.c. * Note that 0x7f is del and 0xF8FF is the Apple Logo character. */ #define ON_KEYPAD(virt) ((virt >= 0x41) && (virt <= 0x5C)) #define IS_PRINTABLE(keychar) ((keychar >= 0x20) && (keychar != 0x7f) && \ ((keychar < 0xF700) || keychar >= 0xF8FF)) /* * An "index" is 2-bit bitfield showing the state of the Option and Shift * keys. It is used as an index when building the keymaps and it * is the value of the o_s bitfield of a keycode_v. */ #define INDEX_SHIFT 1 #define INDEX_OPTION 2 #define INDEX2STATE(index) ((index & INDEX_SHIFT ? ShiftMask : 0) | \ (index & INDEX_OPTION ? Mod2Mask : 0)) #define INDEX2CARBON(index) ((index & INDEX_SHIFT ? shiftKey : 0) | \ (index & INDEX_OPTION ? optionKey : 0)) #define STATE2INDEX(state) ((state & ShiftMask ? INDEX_SHIFT : 0) | \ (state & Mod2Mask ? INDEX_OPTION : 0)) /* * Special values for the virtual bitfield. Actual virtual keycodes are < 128. */ #define NO_VIRTUAL 0xFF /* Not generated by a key or the NSText"InputClient. */ #define REPLACEMENT_VIRTUAL 0x80 /* A BMP char sent by the NSTextInputClient. */ #define NON_BMP_VIRTUAL 0x81 /* A non-BMP char sent by the NSTextInputClient. */ /* * A special character is used in the keycode for simulated modifier KeyPress * or KeyRelease XEvents. It is near the end of the private-use range but * different from the UniChar 0xF8FF which Apple uses for their logo character. * A different special character is used for keys, like the Menu key, which do * not appear on Macintosh keyboards. */ #define MOD_KEYCHAR 0xF8FE #define UNKNOWN_KEYCHAR 0xF8FD /* * Structure encapsulating current drawing environment. */ typedef struct TkMacOSXDrawingContext { CGContextRef context; NSView *view; HIShapeRef clipRgn; } TkMacOSXDrawingContext; /* * Prototypes for TkMacOSXRegion.c. */ MODULE_SCOPE HIShapeRef TkMacOSXGetNativeRegion(TkRegion r); MODULE_SCOPE void TkMacOSXSetWithNativeRegion(TkRegion r, HIShapeRef rgn); MODULE_SCOPE OSStatus TkMacOSHIShapeDifferenceWithRect( HIMutableShapeRef inShape, const CGRect *inRect); MODULE_SCOPE int TkMacOSXCountRectsInRegion(HIShapeRef shape); MODULE_SCOPE void TkMacOSXPrintRectsInRegion(HIShapeRef shape); /* * Prototypes of TkAqua internal procs. */ MODULE_SCOPE void * TkMacOSXGetNamedSymbol(const char *module, const char *symbol); MODULE_SCOPE void TkMacOSXDisplayChanged(Display *display); MODULE_SCOPE CGFloat TkMacOSXZeroScreenHeight(); MODULE_SCOPE CGFloat TkMacOSXZeroScreenTop(); MODULE_SCOPE int TkMacOSXUseAntialiasedText(Tcl_Interp *interp, int enable); MODULE_SCOPE int TkMacOSXInitCGDrawing(Tcl_Interp *interp, int enable, int antiAlias); MODULE_SCOPE int TkMacOSXIsWindowZoomed(TkWindow *winPtr); MODULE_SCOPE int TkGenerateButtonEventForXPointer(Window window); MODULE_SCOPE void TkMacOSXDrawCGImage(Drawable d, GC gc, CGContextRef context, CGImageRef image, unsigned long imageForeground, unsigned long imageBackground, CGRect imageBounds, CGRect srcBounds, CGRect dstBounds); MODULE_SCOPE int TkMacOSXSetupDrawingContext(Drawable d, GC gc, TkMacOSXDrawingContext *dcPtr); MODULE_SCOPE void TkMacOSXRestoreDrawingContext( TkMacOSXDrawingContext *dcPtr); MODULE_SCOPE void TkMacOSXSetColorInContext(GC gc, unsigned long pixel, CGContextRef context); #define TkMacOSXGetTkWindow(window) ((TkWindow *)Tk_MacOSXGetTkWindow(window)) #define TkMacOSXGetNSWindowForDrawable(drawable) ((NSWindow *)TkMacOSXDrawable(drawable)) #define TkMacOSXGetNSViewForDrawable(macWin) ((NSView *)Tk_MacOSXGetNSViewForDrawable((Drawable)(macWin))) MODULE_SCOPE CGContextRef TkMacOSXGetCGContextForDrawable(Drawable drawable); MODULE_SCOPE void TkMacOSXWinCGBounds(TkWindow *winPtr, CGRect *bounds); MODULE_SCOPE HIShapeRef TkMacOSXGetClipRgn(Drawable drawable); MODULE_SCOPE void TkMacOSXInvalidateViewRegion(NSView *view, HIShapeRef rgn); MODULE_SCOPE NSImage* TkMacOSXGetNSImageFromTkImage(Display *display, Tk_Image image, int width, int height); MODULE_SCOPE NSImage* TkMacOSXGetNSImageFromBitmap(Display *display, Pixmap bitmap, GC gc, int width, int height); MODULE_SCOPE NSColor* TkMacOSXGetNSColor(GC gc, unsigned long pixel); MODULE_SCOPE NSFont* TkMacOSXNSFontForFont(Tk_Font tkfont); MODULE_SCOPE NSDictionary* TkMacOSXNSFontAttributesForFont(Tk_Font tkfont); MODULE_SCOPE NSModalSession TkMacOSXGetModalSession(void); MODULE_SCOPE void TkMacOSXSelDeadWindow(TkWindow *winPtr); MODULE_SCOPE void TkMacOSXApplyWindowAttributes(TkWindow *winPtr, NSWindow *macWindow); MODULE_SCOPE Tcl_ObjCmdProc TkMacOSXStandardAboutPanelObjCmd; MODULE_SCOPE Tcl_ObjCmdProc TkMacOSXIconBitmapObjCmd; MODULE_SCOPE void TkMacOSXDrawSolidBorder(Tk_Window tkwin, GC gc, int inset, int thickness); MODULE_SCOPE int TkMacOSXServices_Init(Tcl_Interp *interp); MODULE_SCOPE Tcl_ObjCmdProc TkMacOSXRegisterServiceWidgetObjCmd; MODULE_SCOPE unsigned TkMacOSXAddVirtual(unsigned int keycode); MODULE_SCOPE void TkMacOSXWinNSBounds(TkWindow *winPtr, NSView *view, NSRect *bounds); MODULE_SCOPE Bool TkMacOSXInDarkMode(Tk_Window tkwin); MODULE_SCOPE void TkMacOSXDrawAllViews(void *clientData); MODULE_SCOPE unsigned long TkMacOSXClearPixel(void); MODULE_SCOPE NSString* TkMacOSXOSTypeToUTI(OSType ostype); MODULE_SCOPE NSImage* TkMacOSXIconForFileType(NSString *filetype); #pragma mark Private Objective-C Classes #define VISIBILITY_HIDDEN __attribute__((visibility("hidden"))) enum { tkMainMenu = 1, tkApplicationMenu, tkWindowsMenu, tkHelpMenu}; VISIBILITY_HIDDEN @interface TKMenu : NSMenu { @private void *_tkMenu; NSUInteger _tkOffset, _tkItemCount, _tkSpecial; } - (void)setSpecial:(NSUInteger)special; - (BOOL)isSpecial:(NSUInteger)special; @end @interface TKMenu(TKMenuDelegate) @end VISIBILITY_HIDDEN @interface TKApplication : NSApplication { @private Tcl_Interp *_eventInterp; NSMenu *_servicesMenu; TKMenu *_defaultMainMenu, *_defaultApplicationMenu; NSMenuItem *_demoMenuItem; NSArray *_defaultApplicationMenuItems, *_defaultWindowsMenuItems; NSArray *_defaultHelpMenuItems, *_defaultFileMenuItems; NSAutoreleasePool *_mainPool; NSThread *_backgoundLoop; #ifdef __i386__ /* The Objective C runtime used on i386 requires this. */ int _poolLock; int _macOSVersion; /* 10000 * major + 100*minor */ Bool _isDrawing; Bool _needsToDraw; Bool _tkLiveResizeEnded; TkWindow *_tkPointerWindow; TkWindow *_tkEventTarget; TkWindow *_tkDragTarget; unsigned int _tkButtonState; #endif } @property int poolLock; @property int macOSVersion; @property Bool isDrawing; @property Bool needsToDraw; @property Bool tkLiveResizeEnded; /* * Persistent state variables used by processMouseEvent. */ @property(nonatomic) TkWindow *tkPointerWindow; @property(nonatomic) TkWindow *tkEventTarget; @property(nonatomic) TkWindow *tkDragTarget; @property unsigned int tkButtonState; @end @interface TKApplication(TKInit) - (NSString *)tkFrameworkImagePath:(NSString*)image; - (void)_resetAutoreleasePool; - (void)_lockAutoreleasePool; - (void)_unlockAutoreleasePool; @end @interface TKApplication(TKKeyboard) - (void) keyboardChanged: (NSNotification *) notification; @end @interface TKApplication(TKWindowEvent) - (void) _setupWindowNotifications; @end @interface TKApplication(TKDialog) @end @interface TKApplication(TKMenu) - (void)tkSetMainMenu:(TKMenu *)menu; @end @interface TKApplication(TKMenus) - (void) _setupMenus; @end @interface NSApplication(TKNotify) /* We need to declare this hidden method. */ - (void) _modalSession: (NSModalSession) session sendEvent: (NSEvent *) event; - (void) _runBackgroundLoop; @end @interface TKApplication(TKEvent) - (NSEvent *)tkProcessEvent:(NSEvent *)theEvent; @end @interface TKApplication(TKMouseEvent) - (NSEvent *)tkProcessMouseEvent:(NSEvent *)theEvent; @end @interface TKApplication(TKKeyEvent) - (NSEvent *)tkProcessKeyEvent:(NSEvent *)theEvent; @end @interface TKApplication(TKClipboard) - (void)tkProvidePasteboard:(TkDisplay *)dispPtr; - (void)tkCheckPasteboard; @end @interface TKApplication(TKHLEvents) - (void) terminate: (id) sender; - (void) superTerminate: (id) sender; - (void) preferences: (id) sender; - (void) handleQuitApplicationEvent: (NSAppleEventDescriptor *)event withReplyEvent: (NSAppleEventDescriptor *)replyEvent; - (void) handleOpenApplicationEvent: (NSAppleEventDescriptor *)event withReplyEvent: (NSAppleEventDescriptor *)replyEvent; - (void) handleReopenApplicationEvent: (NSAppleEventDescriptor *)event withReplyEvent: (NSAppleEventDescriptor *)replyEvent; - (void) handleShowPreferencesEvent: (NSAppleEventDescriptor *)event withReplyEvent: (NSAppleEventDescriptor *)replyEvent; - (void) handleOpenDocumentsEvent: (NSAppleEventDescriptor *)event withReplyEvent: (NSAppleEventDescriptor *)replyEvent; - (void) handlePrintDocumentsEvent: (NSAppleEventDescriptor *)event withReplyEvent: (NSAppleEventDescriptor *)replyEvent; - (void) handleDoScriptEvent: (NSAppleEventDescriptor *)event withReplyEvent: (NSAppleEventDescriptor *)replyEvent; - (void)handleURLEvent: (NSAppleEventDescriptor*)event withReplyEvent: (NSAppleEventDescriptor*)replyEvent; @end VISIBILITY_HIDDEN /* * Subclass TKContentView from NSTextInputClient to enable composition and * input from the Character Palette. */ @interface TKContentView : NSView { @private NSString *privateWorkingText; Bool _tkNeedsDisplay; NSRect _tkDirtyRect; NSTrackingArea *trackingArea; } @property Bool tkNeedsDisplay; @property NSRect tkDirtyRect; @end @interface TKContentView(TKKeyEvent) - (void) deleteWorkingText; - (void) cancelComposingText; @end @interface TKContentView(TKWindowEvent) - (void) addTkDirtyRect: (NSRect) rect; - (void) clearTkDirtyRect; - (void) generateExposeEvents: (NSRect) rect; - (void) tkToolbarButton: (id) sender; @end @interface NSWindow(TKWm) - (NSPoint) tkConvertPointToScreen:(NSPoint)point; - (NSPoint) tkConvertPointFromScreen:(NSPoint)point; @end VISIBILITY_HIDDEN @interface TKWindow : NSWindow { #ifdef __i386__ /* The Objective C runtime used on i386 requires this. */ Window _tkWindow; #endif } @property Window tkWindow; @end @interface TKWindow(TKWm) - (void) tkLayoutChanged; @end @interface TKDrawerWindow : NSWindow { id _i1, _i2; #ifdef __i386__ /* The Objective C runtime used on i386 requires this. */ Window _tkWindow; #endif } @property Window tkWindow; @end @interface TKPanel : NSPanel { #ifdef __i386__ /* The Objective C runtime used on i386 requires this. */ Window _tkWindow; #endif } @property Window tkWindow; @end #pragma mark NSMenu & NSMenuItem Utilities @interface NSMenu(TKUtils) + (id)menuWithTitle:(NSString *)title; + (id)menuWithTitle:(NSString *)title menuItems:(NSArray *)items; + (id)menuWithTitle:(NSString *)title submenus:(NSArray *)submenus; - (NSMenuItem *)itemWithSubmenu:(NSMenu *)submenu; - (NSMenuItem *)itemInSupermenu; @end @interface NSMenuItem(TKUtils) + (id)itemWithSubmenu:(NSMenu *)submenu; + (id)itemWithTitle:(NSString *)title submenu:(NSMenu *)submenu; + (id)itemWithTitle:(NSString *)title action:(SEL)action; + (id)itemWithTitle:(NSString *)title action:(SEL)action target:(id)target; + (id)itemWithTitle:(NSString *)title action:(SEL)action keyEquivalent:(NSString *)keyEquivalent; + (id)itemWithTitle:(NSString *)title action:(SEL)action target:(id)target keyEquivalent:(NSString *)keyEquivalent; + (id)itemWithTitle:(NSString *)title action:(SEL)action keyEquivalent:(NSString *)keyEquivalent keyEquivalentModifierMask:(NSUInteger)keyEquivalentModifierMask; + (id)itemWithTitle:(NSString *)title action:(SEL)action target:(id)target keyEquivalent:(NSString *)keyEquivalent keyEquivalentModifierMask:(NSUInteger)keyEquivalentModifierMask; @end @interface NSColorPanel(TKDialog) - (void) _setUseModalAppearance: (BOOL) flag; @end @interface NSFont(TKFont) - (NSFont *) bestMatchingFontForCharacters: (const UTF16Char *) characters length: (NSUInteger) length attributes: (NSDictionary *) attributes actualCoveredLength: (NSUInteger *) coveredLength; @end /* * This method of NSApplication is not declared in NSApplication.h so we * declare it here to be a method of the TKMenu category. */ @interface NSApplication(TKMenu) - (void) setAppleMenu: (NSMenu *) menu; @end /* * These methods are exposed because they are needed to prevent zombie windows * on systems with a TouchBar. The TouchBar Key-Value observer holds a * reference to the key window, which prevents deallocation of the key window * when it is closed. */ @interface NSApplication(TkWm) - (id) _setKeyWindow: (NSWindow *) window; - (id) _setMainWindow: (NSWindow *) window; @end /* *--------------------------------------------------------------------------- * * TKNSString -- * * When Tcl is compiled with TCL_UTF_MAX = 3 (the default for 8.6) it cannot * deal directly with UTF-8 encoded non-BMP characters, since their UTF-8 * encoding requires 4 bytes. Instead, when using these versions of Tcl, Tk * uses the CESU-8 encoding internally. This encoding is similar to UTF-8 * except that it allows encoding surrogate characters as 3-byte sequences * using the same algorithm which UTF-8 uses for non-surrogates. This means * that a non-BMP character is encoded as a string of length 6. Apple's * NSString class does not provide a constructor which accepts a CESU-8 encoded * byte sequence as initial data. So we add a new class which does provide * such a constructor. It also has a DString property which is a DString whose * string pointer is a byte sequence encoding the NSString with the current Tk * encoding, namely UTF-8 if TCL_UTF_MAX >= 4 or CESU-8 if TCL_UTF_MAX = 3. * *--------------------------------------------------------------------------- */ @interface TKNSString:NSString { @private Tcl_DString _ds; NSString *_string; const char *_UTF8String; } @property const char *UTF8String; @property (readonly) Tcl_DString DString; - (instancetype)initWithTclUtfBytes:(const void *)bytes length:(NSUInteger)len; @end #endif /* _TKMACPRIV */ /* * Local Variables: * mode: objc * c-basic-offset: 4 * fill-column: 79 * coding: utf-8 * End: */