archie/tk4.2/mac/tkMacAppInit.c
2024-05-27 16:40:40 +02:00

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/*
* tkMacAppInit.c --
*
* Provides a version of the Tcl_AppInit procedure for the example shell.
*
* Copyright (c) 1993-1994 Lockheed Missle & Space Company, AI Center
* Copyright (c) 1995-1996 Sun Microsystems, Inc.
*
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
* SCCS: @(#) tkMacAppInit.c 1.26 96/09/05 18:43:38
*/
#include <Windows.h>
#include <Gestalt.h>
#include <ToolUtils.h>
#include <Fonts.h>
#include <Dialogs.h>
#include <Memory.h>
#include <SegLoad.h>
#include "tk.h"
#include "tkInt.h"
#include "tkMacInt.h"
#include "tclMacInt.h"
#ifdef TK_TEST
EXTERN int Tktest_Init _ANSI_ARGS_((Tcl_Interp *interp));
#endif /* TK_TEST */
typedef int (*TclMacConvertEventPtr) _ANSI_ARGS_((EventRecord *eventPtr));
Tcl_Interp *gStdoutInterp = NULL;
void TclMacSetEventProc _ANSI_ARGS_((TclMacConvertEventPtr procPtr));
int TkMacConvertEvent _ANSI_ARGS_((EventRecord *eventPtr));
/*
* Prototypes for functions the ANSI library needs to link against.
*/
short InstallConsole _ANSI_ARGS_((short fd));
void RemoveConsole _ANSI_ARGS_((void));
long WriteCharsToConsole _ANSI_ARGS_((char *buff, long n));
long ReadCharsFromConsole _ANSI_ARGS_((char *buff, long n));
extern char * __ttyname _ANSI_ARGS_((long fildes));
short SIOUXHandleOneEvent _ANSI_ARGS_((EventRecord *event));
/*
* Forward declarations for procedures defined later in this file:
*/
static int MacintoshInit _ANSI_ARGS_((void));
static int SetupMainInterp _ANSI_ARGS_((Tcl_Interp *interp));
/*
*----------------------------------------------------------------------
*
* main --
*
* Main program for Wish.
*
* Results:
* None. This procedure never returns (it exits the process when
* it's done
*
* Side effects:
* This procedure initializes the wish world and then
* calls Tk_Main.
*
*----------------------------------------------------------------------
*/
void
main(argc, argv)
int argc; /* Number of arguments. */
char **argv; /* Array of argument strings. */
{
char *newArgv[2];
if (MacintoshInit() != TCL_OK) {
Tcl_Exit(1);
}
argc = 1;
newArgv[0] = "Wish";
newArgv[1] = NULL;
Tk_Main(argc, newArgv, Tcl_AppInit);
}
/*
*----------------------------------------------------------------------
*
* Tcl_AppInit --
*
* This procedure performs application-specific initialization.
* Most applications, especially those that incorporate additional
* packages, will have their own version of this procedure.
*
* Results:
* Returns a standard Tcl completion code, and leaves an error
* message in interp->result if an error occurs.
*
* Side effects:
* Depends on the startup script.
*
*----------------------------------------------------------------------
*/
int
Tcl_AppInit(interp)
Tcl_Interp *interp; /* Interpreter for application. */
{
if (Tcl_Init(interp) == TCL_ERROR) {
return TCL_ERROR;
}
if (Tk_Init(interp) == TCL_ERROR) {
return TCL_ERROR;
}
Tcl_StaticPackage(interp, "Tk", Tk_Init, (Tcl_PackageInitProc *) NULL);
/*
* Call the init procedures for included packages. Each call should
* look like this:
*
* if (Mod_Init(interp) == TCL_ERROR) {
* return TCL_ERROR;
* }
*
* where "Mod" is the name of the module.
*/
#ifdef TK_TEST
if (Tktest_Init(interp) == TCL_ERROR) {
return TCL_ERROR;
}
Tcl_StaticPackage(interp, "Tktest", Tktest_Init,
(Tcl_PackageInitProc *) NULL);
#endif /* TK_TEST */
/*
* Call Tcl_CreateCommand for application-specific commands, if
* they weren't already created by the init procedures called above.
* Each call would loo like this:
*
* Tcl_CreateCommand(interp, "tclName", CFuncCmd, NULL, NULL);
*/
SetupMainInterp(interp);
/*
* Specify a user-specific startup script to invoke if the application
* is run interactively. On the Mac we can specifiy either a TEXT resource
* which contains the script or the more UNIX like file location
* may also used. (I highly recommend using the resource method.)
*/
Tcl_SetVar(interp, "tcl_rcRsrcName", "tclshrc", TCL_GLOBAL_ONLY);
/* Tcl_SetVar(interp, "tcl_rcFileName", "~/.tclshrc", TCL_GLOBAL_ONLY); */
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* MacintoshInit --
*
* This procedure calls Mac specific initilization calls. Most of
* these calls must be made as soon as possible in the startup
* process.
*
* Results:
* Returns TCL_OK if everything went fine. If it didn't the
* application should probably fail.
*
* Side effects:
* Inits the application.
*
*----------------------------------------------------------------------
*/
static int
MacintoshInit()
{
int i;
long result, mask = 0x0700; /* mask = system 7.x */
InitGraf(&qd.thePort);
InitFonts();
InitWindows();
InitMenus();
InitDialogs((long) NULL);
InitCursor();
/*
* Make sure we are running on system 7 or higher
*/
if (((Gestalt(gestaltSystemVersion, &result) != noErr)
&& (mask == (result & mask)))) {
panic("Tcl/Tk requires system 7 or higher.");
}
/*
* Make sure we have color quick draw
* (this means we can't run on 68000 macs)
*/
if (((Gestalt(gestaltQuickdrawVersion, &result) != noErr)
&& (result < gestalt8BitQD))) {
panic("Tk requires color quickdraw.");
}
FlushEvents(everyEvent, 0);
SetEventMask(everyEvent);
/*
* Set up stack & heap sizes
*/
/* TODO: stack size
size = StackSpace();
SetAppLimit(GetAppLimit() - 8192);
*/
MaxApplZone();
for (i = 0; i < 4; i++) {
(void) MoreMasters();
}
TclMacSetEventProc(TkMacConvertEvent);
TkConsoleCreate();
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* SetupMainInterp --
*
* This procedure calls initalization routines require a Tcl
* interp as an argument. This call effectively makes the passed
* iterpreter the "main" interpreter for the application.
*
* Results:
* Returns TCL_OK if everything went fine. If it didn't the
* application should probably fail.
*
* Side effects:
* More initilization.
*
*----------------------------------------------------------------------
*/
static int
SetupMainInterp(interp)
Tcl_Interp *interp;
{
/*
* Initialize the console only if we are running as an interactive
* application.
*/
if (strcmp(Tcl_GetVar(interp, "tcl_interactive", TCL_GLOBAL_ONLY), "1")
== 0) {
if (TkConsoleInit(interp) == TCL_ERROR) {
goto error;
}
}
TkMacInitAppleEvents(interp);
TkMacInitMenus(interp);
/*
* Attach the global interpreter to tk's expected global console
*/
gStdoutInterp = interp;
return TCL_OK;
error:
panic(interp->result);
return TCL_ERROR;
}
/*
*----------------------------------------------------------------------
*
* InstallConsole, RemoveConsole, etc. --
*
* The following functions provide the UI for the console package.
* Users wishing to replace SIOUX with their own console package
* need only provide the four functions below in a library.
*
* Results:
* See SIOUX documentation for details.
*
* Side effects:
* See SIOUX documentation for details.
*
*----------------------------------------------------------------------
*/
short
InstallConsole(short fd)
{
#pragma unused (fd)
return 0;
}
void
RemoveConsole(void)
{
}
long
WriteCharsToConsole(char *buffer, long n)
{
TkConsolePrint(gStdoutInterp, TCL_STDOUT, buffer, n);
return n;
}
long
ReadCharsFromConsole(char *buffer, long n)
{
return 0;
}
extern char *
__ttyname(long fildes)
{
static char *__devicename = "null device";
if (fildes >= 0 && fildes <= 2) {
return (__devicename);
}
return (0L);
}
short
SIOUXHandleOneEvent(EventRecord *event)
{
return 0;
}