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/*
* tkMacOSXInt.h --
*
* Declarations of Macintosh specific shared variables and procedures.
*
* Copyright (c) 1995-1997 Sun Microsystems, Inc.
* Copyright 2001, Apple Computer, Inc.
*
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
* RCS: @(#) $Id: tkMacOSXInt.h,v 1.21 2007/04/13 14:51:18 dkf Exp $
*/
#ifndef _TKMACINT
#define _TKMACINT
#ifndef _TKINT
#include "tkInt.h"
#endif
#define TextStyle MacTextStyle
#include <Carbon/Carbon.h>
#undef TextStyle
/*
* Include platform specific public interfaces.
*/
#ifndef _TKMAC
#include "tkMacOSX.h"
#endif
struct TkWindowPrivate {
TkWindow *winPtr; /* Ptr to tk window or NULL if Pixmap */
CGrafPtr grafPtr;
ControlRef rootControl;
int xOff; /* X offset from toplevel window */
int yOff; /* Y offset from toplevel window */
RgnHandle clipRgn; /* Visible region of window */
RgnHandle aboveClipRgn; /* Visible region of window & it's children */
int referenceCount; /* Don't delete toplevel until children are
* gone. */
struct TkWindowPrivate *toplevel;
/* Pointer to the toplevel datastruct. */
int flags; /* Various state see defines below. */
};
typedef struct TkWindowPrivate MacDrawable;
/*
* This list is used to keep track of toplevel windows that have a Mac window
* attached. This is useful for several things, not the least of which is
* maintaining floating windows.
*/
typedef struct TkMacOSXWindowList {
struct TkMacOSXWindowList *nextPtr;
/* The next window in the list. */
TkWindow *winPtr; /* This window */
} TkMacOSXWindowList;
/*
* Defines use for the flags field of the MacDrawable data structure.
*/
#define TK_SCROLLBAR_GROW 1
#define TK_CLIP_INVALID 2
#define TK_HOST_EXISTS 4
#define TK_DRAWN_UNDER_MENU 8
/*
* I am reserving TK_EMBEDDED = 0x100 in the MacDrawable flags. This is
* defined in tk.h. We need to duplicate the TK_EMBEDDED flag in the TkWindow
* structure for the window, but in the MacWin. This way we can still tell
* what the correct port is after the TKWindow structure has been freed. This
* actually happens when you bind destroy of a toplevel to Destroy of a child.
*/
/*
* This structure is for handling Netscape-type in process embedding where Tk
* does not control the top-level. It contains various functions that are
* needed by Mac specific routines, like TkMacOSXGetDrawablePort. The
* definitions of the function types are in tkMacOSX.h.
*/
typedef struct {
Tk_MacOSXEmbedRegisterWinProc *registerWinProc;
Tk_MacOSXEmbedGetGrafPortProc *getPortProc;
Tk_MacOSXEmbedMakeContainerExistProc *containerExistProc;
Tk_MacOSXEmbedGetClipProc *getClipProc;
Tk_MacOSXEmbedGetOffsetInParentProc *getOffsetProc;
} TkMacOSXEmbedHandler;
MODULE_SCOPE TkMacOSXEmbedHandler *tkMacOSXEmbedHandler;
/*
* Defines used for TkMacOSXInvalidateWindow
*/
#define TK_WINDOW_ONLY 0
#define TK_PARENT_WINDOW 1
/*
* Accessor for the privatePtr flags field for the TK_HOST_EXISTS field
*/
#define TkMacOSXHostToplevelExists(tkwin) \
(((TkWindow *) (tkwin))->privatePtr->toplevel->flags & TK_HOST_EXISTS)
/*
* Defines use for the flags argument to TkGenWMConfigureEvent.
*/
#define TK_LOCATION_CHANGED 1
#define TK_SIZE_CHANGED 2
#define TK_BOTH_CHANGED 3
/*
* Defines for tkTextDisp.c
*/
#define TK_LAYOUT_WITH_BASE_CHUNKS 1
#define TK_DRAW_IN_CONTEXT 1
/*
* Variables shared among various Mac Tk modules but are not exported to the
* outside world.
*/
/*
* Globals shared among Macintosh Tk
*/
MODULE_SCOPE MenuHandle tkCurrentAppleMenu;
/* Handle to current Apple Menu */
MODULE_SCOPE MenuHandle tkAppleMenu;
/* Handle to default Apple Menu */
MODULE_SCOPE MenuHandle tkFileMenu;
/* Handles to menus */
MODULE_SCOPE MenuHandle tkEditMenu;
/* Handles to menus */
MODULE_SCOPE RgnHandle tkMenuCascadeRgn;
/* A region to clip with. */
MODULE_SCOPE int tkUseMenuCascadeRgn;
/* If this is 1, clipping code should
* intersect tkMenuCascadeRgn before drawing
* occurs. tkMenuCascadeRgn will only be valid
* when the value of this variable is 1. */
MODULE_SCOPE int tkPictureIsOpen;
/* If this is 1, we are drawing to a picture
* The clipping should then be done relative
* to the bounds of the picture rather than
* the window. As of OS X.0.4, something is
* seriously wrong: The clipping bounds only
* seem to work if the top,left values are 0,0
* The destination rectangle for CopyBits
* should also have top,left values of 0,0 */
MODULE_SCOPE TkMacOSXWindowList *tkMacOSXWindowListPtr;
/* The list of toplevels */
MODULE_SCOPE Tcl_Encoding TkMacOSXCarbonEncoding;
MODULE_SCOPE void TkMacOSXDisplayChanged(Display *display);
MODULE_SCOPE int TkMacOSXUseAntialiasedText(Tcl_Interp *interp,
int enable);
MODULE_SCOPE void TkMacOSXInitCarbonEvents(Tcl_Interp *interp);
MODULE_SCOPE int TkMacOSXInitCGDrawing(Tcl_Interp *interp, int enable,
int antiAlias);
MODULE_SCOPE void TkMacOSXInitKeyboard(Tcl_Interp *interp);
MODULE_SCOPE void TkMacOSXDefaultStartupScript(void);
MODULE_SCOPE int TkMacOSXGenerateFocusEvent(Window window,
int activeFlag);
MODULE_SCOPE WindowClass TkMacOSXWindowClass(TkWindow *winPtr);
MODULE_SCOPE int TkMacOSXIsWindowZoomed(TkWindow *winPtr);
MODULE_SCOPE int TkGenerateButtonEventForXPointer(Window window);
MODULE_SCOPE int TkMacOSXCompareColors(unsigned long c1,
unsigned long c2);
MODULE_SCOPE void * TkMacOSXGetNamedSymbol(const char *module,
const char *symbol);
/*
* Macro to abstract common use of TkMacOSXGetNamedSymbol to initialize named
* symbols.
*/
#define TkMacOSXInitNamedSymbol(module, ret, symbol, ...) \
static ret (* symbol)(__VA_ARGS__) = (void*)(-1L); \
if (symbol == (void*)(-1L)) { \
symbol = TkMacOSXGetNamedSymbol(STRINGIFY(module), STRINGIFY(_##symbol));\
}
/*
* Macro to make handling failed events a little bit less verbose. Assumes
* that error values are always in the (local) variable 'err'.
*/
#ifdef TK_MAC_DEBUG
#define LOG_MSG(msg, ...) fprintf(stderr, msg "\n", __VA_ARGS__)
#define LOG_ON_ERROR(msg) \
if (err != noErr) { \
fprintf(stderr, ##msg " failed, %d\n", (int) err); \
}
#else
#define LOG_MSG(msg, ...) /* do nothing */
#define LOG_ON_ERROR(msg) /* do nothing */
#endif
/*
* Include the stubbed internal platform-specific API.
*/
#include "tkIntPlatDecls.h"
#endif /* _TKMACINT */
/*
* Local Variables:
* mode: c
* c-basic-offset: 4
* fill-column: 78
* End:
*/
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