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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) 1995-1997 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 1.35 97/07/28 11:18:55

 */

#include <Gestalt.h>

#include <ToolUtils.h>

#include <Fonts.h>

#include <Dialogs.h>

#include <SegLoad.h>

#include <Traps.h>

#include <Appearance.h>

#include "tk.h"

#include "tkInt.h"

#include "tkMacInt.h"

#include "tclMac.h"

#include "itk.h"

/* include tclInt.h for access to namespace API */

#include "tclInt.h"

#ifdef TK_TEST

EXTERN int              Tktest_Init _ANSI_ARGS_((Tcl_Interp *interp));

#endif /* TK_TEST */

#ifdef TCL_TEST

EXTERN int              TclObjTest_Init _ANSI_ARGS_((Tcl_Interp *interp));

EXTERN int              Tcltest_Init _ANSI_ARGS_((Tcl_Interp *interp));

#endif /* TCL_TEST */

Tcl_Interp *gStdoutInterp = NULL;

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));

/*

 * Prototypes for functions from the tkConsole.c file.

 */

EXTERN void             TkConsoleCreate _ANSI_ARGS_((void));

EXTERN int              TkConsoleInit _ANSI_ARGS_((Tcl_Interp *interp));

EXTERN void             TkConsolePrint _ANSI_ARGS_((Tcl_Interp *interp,

                            int devId, char *buffer, long size));

/*

 * 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(

    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] = "itkwish";

    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(

    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, Tk_SafeInit);

    /*

     * 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 TCL_TEST

    if (Tcltest_Init(interp) == TCL_ERROR) {

        return TCL_ERROR;

    }

    Tcl_StaticPackage(interp, "Tcltest", Tcltest_Init,

            (Tcl_PackageInitProc *) NULL);

    if (TclObjTest_Init(interp) == TCL_ERROR) {

        return TCL_ERROR;

    }

#endif /* TCL_TEST */

#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 look like this:

     *

     * Tcl_CreateCommand(interp, "tclName", CFuncCmd, NULL, NULL);

     */

    if (Itcl_Init(interp) == TCL_ERROR) {

        return TCL_ERROR;

    }

    if (Itk_Init(interp) == TCL_ERROR) {

        return TCL_ERROR;

    }

    Tcl_StaticPackage(interp, "Itcl", Itcl_Init, Itcl_SafeInit);

    Tcl_StaticPackage(interp, "Itk", Itk_Init, (Tcl_PackageInitProc *) NULL);

    /*

     *  This is itkwish, so import all [incr Tcl] commands by

     *  default into the global namespace.  Fix up the autoloader

     *  to do the same.

     */

    if (Tcl_Import(interp, Tcl_GetGlobalNamespace(interp),

            "::itk::*", /* allowOverwrite */ 1) != TCL_OK) {

        return TCL_ERROR;

    }

    if (Tcl_Import(interp, Tcl_GetGlobalNamespace(interp),

            "::itcl::*", /* allowOverwrite */ 1) != TCL_OK) {

        return TCL_ERROR;

    }

    if (Tcl_Eval(interp, "auto_mkindex_parser::slavehook { _%@namespace import -force ::itcl::* ::itk::* }") != TCL_OK) {

        return TCL_ERROR;

    }

    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", "itkwishrc", TCL_GLOBAL_ONLY);

    /* Tcl_SetVar(interp, "tcl_rcFileName", "~/.itkwishrc", 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 */

#if GENERATING68K && !GENERATINGCFM

    SetApplLimit(GetApplLimit() - (TK_MAC_68K_STACK_GROWTH));

#endif

    MaxApplZone();

    for (i = 0; i < 4; i++) {

        (void) MoreMasters();

    }

    /*

     * Tk needs us to set the qd pointer it uses.  This is needed

     * so Tk doesn't have to assume the availablity of the qd global

     * variable.  Which in turn allows Tk to be used in code resources.

     */

    tcl_macQdPtr = &qd;

    /*

     * If appearance is present, then register Tk as an Appearance client

     * This means that the mapping from non-Appearance to Appearance cdefs

     * will be done for Tk regardless of the setting in the Appearance

     * control panel.

     */

     if (TkMacHaveAppearance()) {

         RegisterAppearanceClient();

     }

    InitGraf(&tcl_macQdPtr->thePort);

    InitFonts();

    InitWindows();

    InitMenus();

    InitDialogs((long) NULL);

    InitCursor();

    /*

     * Make sure we are running on system 7 or higher

     */

    if ((NGetTrapAddress(_Gestalt, ToolTrap) ==

            NGetTrapAddress(_Unimplemented, ToolTrap))

            || (((Gestalt(gestaltSystemVersion, &result) != noErr)

            || (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 < gestalt32BitQD13))) {

        panic("Tk requires Color QuickDraw.");

    }

    FlushEvents(everyEvent, 0);

    SetEventMask(everyEvent);

    Tcl_MacSetEventProc(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(

    Tcl_Interp *interp)

{

    /*

     * Initialize the console only if we are running as an interactive

     * application.

     */

    TkMacInitAppleEvents(interp);

    TkMacInitMenus(interp);

    if (strcmp(Tcl_GetVar(interp, "tcl_interactive", TCL_GLOBAL_ONLY), "1")

            == 0) {

        if (TkConsoleInit(interp) == TCL_ERROR) {

            goto error;

        }

    }

    /*

     * 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;

}