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/*
* tkUnixInit.c --
*
* This file contains Unix-specific interpreter initialization
* functions.
*
* 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: tkMacOSXInit.c,v 1.2 2002/08/31 06:12:30 das Exp $
*/
#include "tkInt.h"
#include "tkMacOSXInt.h"
/*
* The Init script (common to Windows and Unix platforms) is
* defined in tkInitScript.h
*/
#include "tkInitScript.h"
/*
* The following structures are used to map the script/language codes of a
* font to the name that should be passed to Tcl_GetEncoding() to obtain
* the encoding for that font. The set of numeric constants is fixed and
* defined by Apple.
*/
typedef struct Map {
int numKey;
char *strKey;
} Map;
static Map scriptMap[] = {
{smRoman, "macRoman"},
{smJapanese, "macJapan"},
{smTradChinese, "macChinese"},
{smKorean, "macKorean"},
{smArabic, "macArabic"},
{smHebrew, "macHebrew"},
{smGreek, "macGreek"},
{smCyrillic, "macCyrillic"},
{smRSymbol, "macRSymbol"},
{smDevanagari, "macDevanagari"},
{smGurmukhi, "macGurmukhi"},
{smGujarati, "macGujarati"},
{smOriya, "macOriya"},
{smBengali, "macBengali"},
{smTamil, "macTamil"},
{smTelugu, "macTelugu"},
{smKannada, "macKannada"},
{smMalayalam, "macMalayalam"},
{smSinhalese, "macSinhalese"},
{smBurmese, "macBurmese"},
{smKhmer, "macKhmer"},
{smThai, "macThailand"},
{smLaotian, "macLaos"},
{smGeorgian, "macGeorgia"},
{smArmenian, "macArmenia"},
{smSimpChinese, "macSimpChinese"},
{smTibetan, "macTIbet"},
{smMongolian, "macMongolia"},
{smGeez, "macEthiopia"},
{smEastEurRoman, "macCentEuro"},
{smVietnamese, "macVietnam"},
{smExtArabic, "macSindhi"},
{NULL, NULL}
};
Tcl_Encoding TkMacOSXCarbonEncoding = NULL;
/*
*----------------------------------------------------------------------
*
* TkpInit --
*
* Performs Mac-specific interpreter initialization related to the
* tk_library variable.
*
* Results:
* Returns a standard Tcl result. Leaves an error message or result
* in the interp's result.
*
* Side effects:
* Sets "tk_library" Tcl variable, runs "tk.tcl" script.
*
*----------------------------------------------------------------------
*/
int
TkpInit(interp)
Tcl_Interp *interp;
{
char tkLibPath[1024];
int result;
static int menusInitialized = false;
static int carbonEncodingInitialized = false;
/*
* Since it is possible for TkInit to be called multiple times
* and we don't want to do the menu initialization multiple times
* we protect against doing it more than once.
*/
if (menusInitialized == false) {
menusInitialized = true;
Tk_MacOSXSetupTkNotifier();
TkMacOSXInitAppleEvents(interp);
TkMacOSXInitMenus(interp);
}
if (carbonEncodingInitialized == false) {
CFStringEncoding encoding;
char *encodingStr = NULL;
int i;
encoding = CFStringGetSystemEncoding();
for (i = 0; scriptMap[i].strKey != NULL; i++) {
if (scriptMap[i].numKey == encoding) {
encodingStr = scriptMap[i].strKey;
break;
}
}
if (encodingStr == NULL) {
encodingStr = "macRoman";
}
TkMacOSXCarbonEncoding = Tcl_GetEncoding (NULL, encodingStr);
if (TkMacOSXCarbonEncoding == NULL) {
TkMacOSXCarbonEncoding = Tcl_GetEncoding (NULL, NULL);
}
}
/*
* When Tk is in a framework, force tcl_findLibrary to look in the
* framework scripts directory.
* FIXME: Should we come up with a more generic way of doing this?
*/
result = Tcl_MacOSXOpenBundleResources(interp, "com.tcltk.tklibrary",
1, 1024, tkLibPath);
if (result != TCL_ERROR) {
Tcl_SetVar(interp, "tk_library", tkLibPath, TCL_GLOBAL_ONLY);
}
return Tcl_Eval(interp, initScript);
}
/*
*----------------------------------------------------------------------
*
* TkpGetAppName --
*
* Retrieves the name of the current application from a platform
* specific location. For Unix, the application name is the tail
* of the path contained in the tcl variable argv0.
*
* Results:
* Returns the application name in the given Tcl_DString.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
void
TkpGetAppName(interp, namePtr)
Tcl_Interp *interp;
Tcl_DString *namePtr; /* A previously initialized Tcl_DString. */
{
CONST char *p, *name;
name = Tcl_GetVar(interp, "argv0", TCL_GLOBAL_ONLY);
if ((name == NULL) || (*name == 0)) {
name = "tk";
} else {
p = strrchr(name, '/');
if (p != NULL) {
name = p+1;
}
}
Tcl_DStringAppend(namePtr, name, -1);
}
/*
*----------------------------------------------------------------------
*
* TkpDisplayWarning --
*
* This routines is called from Tk_Main to display warning
* messages that occur during startup.
*
* Results:
* None.
*
* Side effects:
* Generates messages on stdout.
*
*----------------------------------------------------------------------
*/
void
TkpDisplayWarning(msg, title)
CONST char *msg; /* Message to be displayed. */
CONST char *title; /* Title of warning. */
{
Tcl_Channel errChannel = Tcl_GetStdChannel(TCL_STDERR);
if (errChannel) {
Tcl_WriteChars(errChannel, title, -1);
Tcl_WriteChars(errChannel, ": ", 2);
Tcl_WriteChars(errChannel, msg, -1);
Tcl_WriteChars(errChannel, "\n", 1);
}
}
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