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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 1.20 2006/10/31 22:33:34 das 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));\
}
#include "tkIntPlatDecls.h"
#endif /* _TKMACINT */
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