1100 lines
24 KiB
C
1100 lines
24 KiB
C
/***********************************************************
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Copyright 1991-1997 by Stichting Mathematisch Centrum, Amsterdam,
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The Netherlands.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the names of Stichting Mathematisch
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Centrum or CWI not be used in advertising or publicity pertaining to
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distribution of the software without specific, written prior permission.
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STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO
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THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE
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FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
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OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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******************************************************************/
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#ifdef __CFM68K__
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/* cfm68k InterfaceLib exports GetEventQueue, but Events.h doesn't know this
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** and defines it as GetEvQHdr (which is correct for PPC). This fix is for
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** CW9, check that the workaround is still needed for the next release.
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*/
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#define GetEvQHdr GetEventQueue
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#endif /* __CFM68K__ */
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#include <Events.h>
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#if TARGET_API_MAC_CARBON
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/* Unfortunately this call is probably slower... */
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#define LMGetTicks() TickCount()
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#endif
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#ifdef __CFM68K__
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#undef GetEventQueue
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#endif /* __CFM68K__ */
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#include "Python.h"
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#include "macglue.h"
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#include "marshal.h"
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#include "import.h"
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#include "importdl.h"
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#include "pythonresources.h"
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#include <OSUtils.h> /* for Set(Current)A5 */
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#include <Files.h>
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#include <StandardFile.h>
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#include <Resources.h>
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#include <Memory.h>
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#include <Windows.h>
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#include <Traps.h>
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#include <Processes.h>
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#include <Fonts.h>
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#include <Menus.h>
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#include <TextUtils.h>
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#ifdef __MWERKS__
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#include <SIOUX.h>
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extern void SIOUXSetupMenus(void);
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extern void SIOUXDoAboutBox(void);
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#endif
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#ifdef USE_GUSI
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/* Functions we redefine because they're in obscure libraries */
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extern void SpinCursor(short x);
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extern void RotateCursor(short x);
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extern pascal void PLstrcpy(unsigned char *, unsigned char *);
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extern pascal int PLstrcmp(unsigned char *, unsigned char *);
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extern pascal unsigned char *PLstrrchr(unsigned char *, unsigned char);
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#endif
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#ifdef USE_GUSI1
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#include <TFileSpec.h> /* For Path2FSSpec */
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#include <GUSI.h>
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#endif
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#include <LowMem.h>
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/* The ID of the Sioux apple menu */
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#define SIOUX_APPLEID 32000
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#include <signal.h>
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#include <stdio.h>
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/*
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** When less than this amount of stackspace is left we
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** raise a MemoryError.
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*/
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#ifndef MINIMUM_STACK_SIZE
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#ifdef __powerc
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#define MINIMUM_STACK_SIZE 8192
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#else
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#define MINIMUM_STACK_SIZE 4096
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#endif
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#endif
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/*
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** We have to be careful, since we can't handle
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** things like updates (and they'll keep coming back if we don't
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** handle them). Note that we don't know who has windows open, so
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** even handing updates off to SIOUX under MW isn't going to work.
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*/
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#define MAINLOOP_EVENTMASK (mDownMask|keyDownMask|osMask|activMask)
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#include <signal.h>
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/* XXX We should include Errors.h here, but it has a name conflict
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** with the python errors.h. */
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#define fnfErr -43
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/* Declared in macfsmodule.c: */
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extern FSSpec *mfs_GetFSSpecFSSpec(PyObject *);
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extern PyObject *newmfssobject(FSSpec *);
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/* Interrupt code variables: */
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static int interrupted; /* Set to true when cmd-. seen */
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static RETSIGTYPE intcatcher(int);
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static int PyMac_Yield(void);
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/*
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** These are the real scheduling parameters that control what we check
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** in the event loop, and how often we check. The values are initialized
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** from pyMac_SchedParamStruct.
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*/
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struct real_sched_param_struct {
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int check_interrupt; /* if true check for command-dot */
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int process_events; /* if nonzero enable evt processing, this mask */
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int besocial; /* if nonzero be a little social with CPU */
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unsigned long check_interval; /* how often to check, in ticks */
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unsigned long bg_yield; /* yield so long when in background */
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/* these are computed from previous and clock and such */
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int enabled; /* check_interrupt OR process_event OR yield */
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unsigned long next_check; /* when to check/yield next, in ticks */
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};
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static struct real_sched_param_struct schedparams =
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{ 1, MAINLOOP_EVENTMASK, 1, 15, 15, 1, 0};
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/*
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** Workaround for sioux/gusi combo: set when we are exiting
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*/
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int PyMac_ConsoleIsDead;
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/*
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** Sioux menu bar, saved early so we can restore it
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*/
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static Handle sioux_mbar;
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/*
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** Some stuff for our GetDirectory and PromptGetFile routines
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*/
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struct hook_args {
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int selectcur_hit; /* Set to true when "select current" selected */
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char *prompt; /* The prompt */
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};
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#if TARGET_API_MAC_CARBON
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/* The StandardFile hooks don't exist in Carbon. This breaks GetDirectory,
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** but the macfsn code will replace it by a NavServices version anyway.
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*/
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#define myhook_upp NULL
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#else
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static DlgHookYDUPP myhook_upp;
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static int upp_inited = 0;
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#endif
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/*
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** The python-code event handler
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*/
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static PyObject *python_event_handler;
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/*
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** Set to true if we're appearance-compliant
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*/
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int PyMac_AppearanceCompliant;
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/*
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** Find out what the current script is.
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** Donated by Fredrik Lund.
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*/
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char *PyMac_getscript()
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{
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int font, script, lang;
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font = 0;
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font = GetSysFont();
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script = FontToScript(font);
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switch (script) {
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case smRoman:
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lang = GetScriptVariable(script, smScriptLang);
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if (lang == langIcelandic)
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return "mac-iceland";
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else if (lang == langTurkish)
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return "mac-turkish";
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else if (lang == langGreek)
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return "mac-greek";
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else
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return "mac-roman";
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break;
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case smJapanese:
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return "mac-japan";
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case smGreek:
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return "mac-greek";
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case smCyrillic:
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return "mac-cyrillic";
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default:
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return "mac-roman"; /* better than nothing */
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}
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}
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#ifdef USE_GUSI1
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/*
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** GUSI (1.6.0 and earlier, at the least) do not set the MacOS idea of
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** the working directory. Hence, we call this routine after each call
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** to chdir() to rectify things.
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*/
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void
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PyMac_FixGUSIcd()
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{
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WDPBRec pb;
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FSSpec curdirfss;
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if ( Path2FSSpec(":x", &curdirfss) != noErr )
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return;
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/* Set MacOS "working directory" */
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pb.ioNamePtr= "\p";
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pb.ioVRefNum= curdirfss.vRefNum;
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pb.ioWDDirID= curdirfss.parID;
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if (PBHSetVolSync(&pb) != noErr)
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return;
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}
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#endif
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#ifdef USE_GUSI
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/*
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** SpinCursor (needed by GUSI) drags in heaps of stuff, so we
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** provide a dummy here.
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*/
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void SpinCursor(short x) { /* Dummy */ }
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void RotateCursor(short x) { /* Dummy */ }
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/*
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** Replacement GUSI Spin function
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*/
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#ifdef USE_GUSI1
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static int
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PyMac_GUSISpin(spin_msg msg, long arg)
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{
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static Boolean inForeground = true;
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int maxsleep = 6; /* 6 ticks is "normal" sleeptime */
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if (PyMac_ConsoleIsDead) return 0;
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#if 0
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if (inForeground)
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SpinCursor(msg == SP_AUTO_SPIN ? short(arg) : 1);
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#endif
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if (interrupted) return -1;
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if ( msg == SP_AUTO_SPIN )
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maxsleep = 0;
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if ( msg==SP_SLEEP||msg==SP_SELECT )
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maxsleep = arg;
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PyMac_DoYield(maxsleep, 0); /* XXXX or is it safe to call python here? */
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return 0;
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}
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void
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PyMac_SetGUSISpin() {
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GUSISetHook(GUSI_SpinHook, (GUSIHook)PyMac_GUSISpin);
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}
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#endif
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/* Called at exit() time thru atexit(), to stop event processing */
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void
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PyMac_StopGUSISpin() {
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PyMac_ConsoleIsDead = 1;
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}
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#if !TARGET_API_MAC_CARBON
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/*
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** Replacement routines for the PLstr... functions so we don't need
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** StdCLib.
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*/
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pascal void
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PLstrcpy(unsigned char *to, unsigned char *fr)
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{
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memcpy(to, fr, fr[0]+1);
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}
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pascal int
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PLstrcmp(unsigned char *s1, unsigned char *s2)
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{
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int res;
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int l = s1[0] < s2[0] ? s1[0] : s2[0];
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res = memcmp(s1+1, s2+1, l);
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if ( res != 0 )
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return res;
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if ( s1[0] < s2[0] )
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return -1;
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else if ( s1[0] > s2[0] )
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return 1;
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else
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return 0;
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}
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pascal unsigned char *
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PLstrrchr(unsigned char *str, unsigned char chr)
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{
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unsigned char *ptr = 0;
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unsigned char *p;
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for(p=str+1; p<str+str[0]; p++)
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if ( *p == chr )
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ptr = p;
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return ptr;
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}
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#endif /* !TARGET_API_MAC_CARBON */
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#endif /* USE_GUSI */
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/* Convert C to Pascal string. Returns pointer to static buffer. */
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unsigned char *
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Pstring(char *str)
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{
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static Str255 buf;
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int len;
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len = strlen(str);
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if (len > 255)
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len = 255;
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buf[0] = (unsigned char)len;
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strncpy((char *)buf+1, str, len);
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return buf;
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}
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#if !TARGET_API_MAC_CARBON
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void
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c2pstrcpy(unsigned char *dst, const char *src)
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{
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int len;
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len = strlen(src);
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if ( len > 255 ) len = 255;
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strncpy((char *)dst+1, src, len);
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dst[0] = len;
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}
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#endif /* !TARGET_API_MAC_CARBON */
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/* Like strerror() but for Mac OS error numbers */
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char *PyMac_StrError(int err)
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{
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static char buf[256];
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Handle h;
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char *str;
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h = GetResource('Estr', err);
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if ( h ) {
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HLock(h);
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str = (char *)*h;
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memcpy(buf, str+1, (unsigned char)str[0]);
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buf[(unsigned char)str[0]] = '\0';
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HUnlock(h);
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ReleaseResource(h);
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} else {
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sprintf(buf, "Mac OS error code %d", err);
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}
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return buf;
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}
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/* Exception object shared by all Mac specific modules for Mac OS errors */
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PyObject *PyMac_OSErrException;
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/* Initialize and return PyMac_OSErrException */
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PyObject *
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PyMac_GetOSErrException()
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{
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if (PyMac_OSErrException == NULL)
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PyMac_OSErrException = PyString_FromString("Mac OS Error");
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return PyMac_OSErrException;
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}
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/* Set a MAC-specific error from errno, and return NULL; return None if no error */
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PyObject *
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PyErr_Mac(PyObject *eobj, int err)
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{
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char *msg;
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PyObject *v;
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if (err == 0 && !PyErr_Occurred()) {
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Py_INCREF(Py_None);
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return Py_None;
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}
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if (err == -1 && PyErr_Occurred())
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return NULL;
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msg = PyMac_StrError(err);
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v = Py_BuildValue("(is)", err, msg);
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PyErr_SetObject(eobj, v);
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Py_DECREF(v);
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return NULL;
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}
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/* Call PyErr_Mac with PyMac_OSErrException */
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PyObject *
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PyMac_Error(OSErr err)
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{
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return PyErr_Mac(PyMac_GetOSErrException(), err);
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}
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#ifdef USE_STACKCHECK
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/* Check for stack overflow */
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int
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PyOS_CheckStack()
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{
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char here;
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static char *sentinel = 0;
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static PyThreadState *thread_for_sentinel = 0;
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if ( sentinel == 0 ) {
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sentinel = &here - StackSpace() + MINIMUM_STACK_SIZE;
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}
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if ( thread_for_sentinel == 0 ) {
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thread_for_sentinel = PyThreadState_Get();
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}
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if ( &here < sentinel ) {
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if (thread_for_sentinel == PyThreadState_Get()) {
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return -1;
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#if 0
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} else {
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/* Else we are unsure... */
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fprintf(stderr, "Stackcheck in other thread (was %x now %x)\n", thread_for_sentinel,PyThreadState_Get());
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#endif
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}
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}
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return 0;
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}
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#endif /* USE_STACKCHECK */
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/* The catcher routine (which may not be used for all compilers) */
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static RETSIGTYPE
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intcatcher(sig)
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int sig;
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{
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interrupted = 1;
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signal(SIGINT, intcatcher);
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}
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void
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PyOS_InitInterrupts()
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{
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if (signal(SIGINT, SIG_IGN) != SIG_IGN)
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signal(SIGINT, intcatcher);
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}
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void
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PyOS_FiniInterrupts()
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{
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}
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/*
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** This routine scans the event queue looking for cmd-.
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** This is the only way to get an interrupt under THINK (since it
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** doesn't do SIGINT handling), but is also used under MW, when
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** the full-fledged event loop is disabled. This way, we can at least
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** interrupt a runaway python program.
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*/
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static void
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scan_event_queue(flush)
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int flush;
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{
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#if TARGET_API_MAC_CARBON
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if ( CheckEventQueueForUserCancel() )
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interrupted = 1;
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#else
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register EvQElPtr q;
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q = (EvQElPtr) LMGetEventQueue()->qHead;
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for (; q; q = (EvQElPtr)q->qLink) {
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if (q->evtQWhat == keyDown &&
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(char)q->evtQMessage == '.' &&
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(q->evtQModifiers & cmdKey) != 0) {
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if ( flush )
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FlushEvents(keyDownMask, 0);
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interrupted = 1;
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break;
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}
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}
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#endif
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}
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int
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PyErr_CheckSignals()
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{
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if (schedparams.enabled) {
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if ( (unsigned long)LMGetTicks() > schedparams.next_check ) {
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if ( PyMac_Yield() < 0)
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return -1;
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schedparams.next_check = (unsigned long)LMGetTicks()
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+ schedparams.check_interval;
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if (interrupted) {
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scan_event_queue(1); /* Eat events up to cmd-. */
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interrupted = 0;
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PyErr_SetNone(PyExc_KeyboardInterrupt);
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return -1;
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}
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}
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}
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return 0;
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}
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int
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PyOS_InterruptOccurred()
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{
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scan_event_queue(1);
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return interrupted;
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}
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/* Check whether we are in the foreground */
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static int
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PyMac_InForeground(void)
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{
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static ProcessSerialNumber ours;
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static inited;
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ProcessSerialNumber curfg;
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Boolean eq;
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if ( inited == 0 ) {
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(void)GetCurrentProcess(&ours);
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inited = 1;
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}
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if ( GetFrontProcess(&curfg) < 0 )
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eq = 1;
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else if ( SameProcess(&ours, &curfg, &eq) < 0 )
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eq = 1;
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return (int)eq;
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}
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int
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PyMac_SetEventHandler(PyObject *evh)
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{
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if ( evh && python_event_handler ) {
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PyErr_SetString(PyExc_RuntimeError, "Python event handler already set");
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return 0;
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}
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if ( python_event_handler )
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Py_DECREF(python_event_handler);
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if ( evh )
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Py_INCREF(evh);
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python_event_handler = evh;
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return 1;
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}
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/*
|
|
** Handle an event, either one found in the mainloop eventhandler or
|
|
** one passed back from the python program.
|
|
*/
|
|
void
|
|
PyMac_HandleEventIntern(evp)
|
|
EventRecord *evp;
|
|
{
|
|
#if !TARGET_API_MAC_CARBON
|
|
if ( evp->what == mouseDown ) {
|
|
WindowPtr wp;
|
|
|
|
if ( FindWindow(evp->where, &wp) == inSysWindow ) {
|
|
SystemClick(evp, wp);
|
|
return;
|
|
}
|
|
}
|
|
#endif
|
|
#ifdef __MWERKS__
|
|
{
|
|
int siouxdidit;
|
|
|
|
/* If SIOUX wants it we're done */
|
|
siouxdidit = SIOUXHandleOneEvent(evp);
|
|
if ( siouxdidit )
|
|
return;
|
|
}
|
|
#else
|
|
/* Other compilers are just unlucky... */
|
|
#endif /* !__MWERKS__ */
|
|
}
|
|
|
|
/*
|
|
** Handle an event, either through HandleEvent or by passing it to the Python
|
|
** event handler.
|
|
*/
|
|
int
|
|
PyMac_HandleEvent(evp)
|
|
EventRecord *evp;
|
|
{
|
|
PyObject *rv;
|
|
|
|
if ( python_event_handler ) {
|
|
rv = PyObject_CallFunction(python_event_handler, "(O&)",
|
|
PyMac_BuildEventRecord, evp);
|
|
if ( rv )
|
|
Py_DECREF(rv);
|
|
else
|
|
return -1; /* Propagate exception */
|
|
} else {
|
|
PyMac_HandleEventIntern(evp);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
** Yield the CPU to other tasks without processing events.
|
|
*/
|
|
int
|
|
PyMac_DoYield(int maxsleep, int maycallpython)
|
|
{
|
|
EventRecord ev;
|
|
int gotone;
|
|
long latest_time_ready;
|
|
static int in_here = 0;
|
|
|
|
in_here++;
|
|
/*
|
|
** First check for interrupts, if wanted.
|
|
** This sets a flag that will be picked up at an appropriate
|
|
** moment in the mainloop.
|
|
*/
|
|
if (schedparams.check_interrupt)
|
|
scan_event_queue(0);
|
|
|
|
/* XXXX Implementing an idle routine goes here */
|
|
|
|
/*
|
|
** Check which of the eventloop cases we have:
|
|
** - process events
|
|
** - don't process events but do yield
|
|
** - do neither
|
|
*/
|
|
if( in_here > 1 || !schedparams.process_events ||
|
|
(python_event_handler && !maycallpython) ) {
|
|
#if !TARGET_API_MAC_CARBON
|
|
if ( maxsleep >= 0 ) {
|
|
SystemTask();
|
|
}
|
|
#endif
|
|
} else {
|
|
latest_time_ready = LMGetTicks() + maxsleep;
|
|
do {
|
|
/* XXXX Hack by Jack.
|
|
** In time.sleep() you can click to another application
|
|
** once only. If you come back to Python you cannot get away
|
|
** again.
|
|
**/
|
|
gotone = WaitNextEvent(schedparams.process_events, &ev, maxsleep, NULL);
|
|
/* Get out quickly if nothing interesting is happening */
|
|
if ( !gotone || ev.what == nullEvent )
|
|
break;
|
|
if ( PyMac_HandleEvent(&ev) < 0 ) {
|
|
in_here--;
|
|
return -1;
|
|
}
|
|
maxsleep = latest_time_ready - LMGetTicks();
|
|
} while ( maxsleep > 0 );
|
|
}
|
|
in_here--;
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
** Process events and/or yield the CPU to other tasks if opportune
|
|
*/
|
|
int
|
|
PyMac_Yield() {
|
|
unsigned long maxsleep;
|
|
|
|
if( PyMac_InForeground() )
|
|
maxsleep = 0;
|
|
else
|
|
maxsleep = schedparams.bg_yield;
|
|
|
|
return PyMac_DoYield(maxsleep, 1);
|
|
}
|
|
|
|
/*
|
|
** Return current scheduler parameters
|
|
*/
|
|
void
|
|
PyMac_GetSchedParams(PyMacSchedParams *sp)
|
|
{
|
|
sp->check_interrupt = schedparams.check_interrupt;
|
|
sp->process_events = schedparams.process_events;
|
|
sp->besocial = schedparams.besocial;
|
|
sp->check_interval = schedparams.check_interval / 60.0;
|
|
sp->bg_yield = schedparams.bg_yield / 60.0;
|
|
}
|
|
|
|
/*
|
|
** Set current scheduler parameters
|
|
*/
|
|
void
|
|
PyMac_SetSchedParams(PyMacSchedParams *sp)
|
|
{
|
|
schedparams.check_interrupt = sp->check_interrupt;
|
|
schedparams.process_events = sp->process_events;
|
|
schedparams.besocial = sp->besocial;
|
|
schedparams.check_interval = (unsigned long)(sp->check_interval*60);
|
|
schedparams.bg_yield = (unsigned long)(sp->bg_yield*60);
|
|
if ( schedparams.check_interrupt || schedparams.process_events ||
|
|
schedparams.besocial )
|
|
schedparams.enabled = 1;
|
|
else
|
|
schedparams.enabled = 0;
|
|
schedparams.next_check = 0; /* Check immedeately */
|
|
}
|
|
|
|
/*
|
|
** Install our menu bar.
|
|
*/
|
|
void
|
|
PyMac_InitMenuBar()
|
|
{
|
|
MenuHandle applemenu;
|
|
|
|
if ( (sioux_mbar=GetMenuBar()) == NULL ) {
|
|
/* Sioux menu not installed yet. Do so */
|
|
SIOUXSetupMenus();
|
|
if ( (sioux_mbar=GetMenuBar()) == NULL )
|
|
return;
|
|
}
|
|
if ( (applemenu=GetMenuHandle(SIOUX_APPLEID)) == NULL ) return;
|
|
SetMenuItemText(applemenu, 1, "\pAbout Python...");
|
|
}
|
|
|
|
/*
|
|
** Restore sioux menu bar
|
|
*/
|
|
void
|
|
PyMac_RestoreMenuBar()
|
|
{
|
|
if ( sioux_mbar ) {
|
|
SetMenuBar(sioux_mbar);
|
|
DrawMenuBar();
|
|
} else
|
|
PyMac_InitMenuBar();
|
|
}
|
|
|
|
|
|
/*
|
|
** Our replacement about box
|
|
*/
|
|
|
|
#include "patchlevel.h"
|
|
|
|
void
|
|
SIOUXDoAboutBox(void)
|
|
{
|
|
DialogPtr theDialog;
|
|
WindowPtr theWindow;
|
|
short item;
|
|
short fontID;
|
|
|
|
if( (theDialog = GetNewDialog(ABOUT_ID, NULL, (WindowPtr)-1)) == NULL )
|
|
return;
|
|
theWindow = GetDialogWindow(theDialog);
|
|
SetPortWindowPort(theWindow);
|
|
GetFNum("\pPython-Sans", &fontID);
|
|
if (fontID == 0)
|
|
fontID = kFontIDGeneva;
|
|
TextFont(fontID);
|
|
TextSize(9);
|
|
ParamText(Pstring(PATCHLEVEL), "\p", "\p", "\p");
|
|
ShowWindow(theWindow);
|
|
ModalDialog(NULL, &item);
|
|
DisposeDialog(theDialog);
|
|
}
|
|
|
|
#if 0
|
|
int
|
|
PyMac_FileExists(char *name)
|
|
{
|
|
FSSpec fss;
|
|
|
|
if ( FSMakeFSSpec(0, 0, Pstring(name), &fss) == noErr )
|
|
return 1;
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
** Helper routine for GetDirectory
|
|
*/
|
|
static pascal short
|
|
myhook_proc(short item, DialogPtr theDialog, struct hook_args *dataptr)
|
|
{
|
|
if ( item == sfHookFirstCall && dataptr->prompt) {
|
|
Handle prompth;
|
|
short type;
|
|
Rect rect;
|
|
|
|
GetDialogItem(theDialog, PROMPT_ITEM, &type, &prompth, &rect);
|
|
if ( prompth )
|
|
SetDialogItemText(prompth, (unsigned char *)dataptr->prompt);
|
|
} else
|
|
if ( item == SELECTCUR_ITEM ) {
|
|
item = sfItemCancelButton;
|
|
dataptr->selectcur_hit = 1;
|
|
}
|
|
return item;
|
|
}
|
|
#if !TARGET_API_MAC_CARBON
|
|
/*
|
|
** Ask the user for a directory. I still can't understand
|
|
** why Apple doesn't provide a standard solution for this...
|
|
*/
|
|
int
|
|
PyMac_GetDirectory(dirfss, prompt)
|
|
FSSpec *dirfss;
|
|
char *prompt;
|
|
{
|
|
static SFTypeList list = {'fldr', 0, 0, 0};
|
|
static Point where = {-1, -1};
|
|
StandardFileReply reply;
|
|
struct hook_args hook_args;
|
|
|
|
if ( !upp_inited ) {
|
|
myhook_upp = NewDlgHookYDProc(myhook_proc);
|
|
upp_inited = 1;
|
|
}
|
|
if ( prompt && *prompt )
|
|
hook_args.prompt = (char *)Pstring(prompt);
|
|
else
|
|
hook_args.prompt = NULL;
|
|
hook_args.selectcur_hit = 0;
|
|
CustomGetFile((FileFilterYDUPP)0, 1, list, &reply, GETDIR_ID, where, myhook_upp,
|
|
NULL, NULL, NULL, (void *)&hook_args);
|
|
|
|
reply.sfFile.name[0] = 0;
|
|
if( FSMakeFSSpec(reply.sfFile.vRefNum, reply.sfFile.parID, reply.sfFile.name, dirfss) )
|
|
return 0;
|
|
return hook_args.selectcur_hit;
|
|
}
|
|
|
|
/*
|
|
** Slightly extended StandardGetFile: accepts a prompt */
|
|
void PyMac_PromptGetFile(short numTypes, ConstSFTypeListPtr typeList,
|
|
StandardFileReply *reply, char *prompt)
|
|
{
|
|
static Point where = {-1, -1};
|
|
struct hook_args hook_args;
|
|
|
|
if ( !upp_inited ) {
|
|
myhook_upp = NewDlgHookYDProc(myhook_proc);
|
|
upp_inited = 1;
|
|
}
|
|
if ( prompt && *prompt )
|
|
hook_args.prompt = (char *)Pstring(prompt);
|
|
else
|
|
hook_args.prompt = NULL;
|
|
hook_args.selectcur_hit = 0;
|
|
CustomGetFile((FileFilterYDUPP)0, numTypes, typeList, reply, GETFILEPROMPT_ID, where,
|
|
myhook_upp, NULL, NULL, NULL, (void *)&hook_args);
|
|
}
|
|
#endif /* TARGET_API_MAC_CARBON */
|
|
|
|
/* Convert a 4-char string object argument to an OSType value */
|
|
int
|
|
PyMac_GetOSType(PyObject *v, OSType *pr)
|
|
{
|
|
if (!PyString_Check(v) || PyString_Size(v) != 4) {
|
|
PyErr_SetString(PyExc_TypeError,
|
|
"OSType arg must be string of 4 chars");
|
|
return 0;
|
|
}
|
|
memcpy((char *)pr, PyString_AsString(v), 4);
|
|
return 1;
|
|
}
|
|
|
|
/* Convert an OSType value to a 4-char string object */
|
|
PyObject *
|
|
PyMac_BuildOSType(OSType t)
|
|
{
|
|
return PyString_FromStringAndSize((char *)&t, 4);
|
|
}
|
|
|
|
/* Convert an NumVersion value to a 4-element tuple */
|
|
PyObject *
|
|
PyMac_BuildNumVersion(NumVersion t)
|
|
{
|
|
return Py_BuildValue("(hhhh)", t.majorRev, t.minorAndBugRev, t.stage, t.nonRelRev);
|
|
}
|
|
|
|
|
|
/* Convert a Python string object to a Str255 */
|
|
int
|
|
PyMac_GetStr255(PyObject *v, Str255 pbuf)
|
|
{
|
|
int len;
|
|
if (!PyString_Check(v) || (len = PyString_Size(v)) > 255) {
|
|
PyErr_SetString(PyExc_TypeError,
|
|
"Str255 arg must be string of at most 255 chars");
|
|
return 0;
|
|
}
|
|
pbuf[0] = len;
|
|
memcpy((char *)(pbuf+1), PyString_AsString(v), len);
|
|
return 1;
|
|
}
|
|
|
|
/* Convert a Str255 to a Python string object */
|
|
PyObject *
|
|
PyMac_BuildStr255(Str255 s)
|
|
{
|
|
if ( s == NULL ) {
|
|
PyErr_SetString(PyExc_SystemError, "Str255 pointer is NULL");
|
|
return NULL;
|
|
}
|
|
return PyString_FromStringAndSize((char *)&s[1], (int)s[0]);
|
|
}
|
|
|
|
PyObject *
|
|
PyMac_BuildOptStr255(Str255 s)
|
|
{
|
|
if ( s == NULL ) {
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
return PyString_FromStringAndSize((char *)&s[1], (int)s[0]);
|
|
}
|
|
|
|
|
|
/*
|
|
** Convert a Python object to an FSSpec.
|
|
** The object may either be a full pathname or a triple
|
|
** (vrefnum, dirid, path).
|
|
** NOTE: This routine will fail on pre-sys7 machines.
|
|
** The caller is responsible for not calling this routine
|
|
** in those cases (which is fine, since everyone calling
|
|
** this is probably sys7 dependent anyway).
|
|
*/
|
|
int
|
|
PyMac_GetFSSpec(PyObject *v, FSSpec *fs)
|
|
{
|
|
Str255 path;
|
|
short refnum;
|
|
long parid;
|
|
OSErr err;
|
|
FSSpec *fs2;
|
|
|
|
/* first check whether it already is an FSSpec */
|
|
fs2 = mfs_GetFSSpecFSSpec(v);
|
|
if ( fs2 ) {
|
|
(void)FSMakeFSSpec(fs2->vRefNum, fs2->parID, fs2->name, fs);
|
|
return 1;
|
|
}
|
|
if ( PyString_Check(v) ) {
|
|
/* It's a pathname */
|
|
if( !PyArg_Parse(v, "O&", PyMac_GetStr255, &path) )
|
|
return 0;
|
|
refnum = 0; /* XXXX Should get CurWD here?? */
|
|
parid = 0;
|
|
} else {
|
|
if( !PyArg_Parse(v, "(hlO&); FSSpec should be fullpath or (vrefnum,dirid,path)",
|
|
&refnum, &parid, PyMac_GetStr255, &path)) {
|
|
return 0;
|
|
}
|
|
}
|
|
err = FSMakeFSSpec(refnum, parid, path, fs);
|
|
if ( err && err != fnfErr ) {
|
|
PyMac_Error(err);
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
/* Convert FSSpec to PyObject */
|
|
PyObject *PyMac_BuildFSSpec(FSSpec *v)
|
|
{
|
|
return newmfssobject(v);
|
|
}
|
|
|
|
/* Convert a Python object to a Rect.
|
|
The object must be a (left, top, right, bottom) tuple.
|
|
(This differs from the order in the struct but is consistent with
|
|
the arguments to SetRect(), and also with STDWIN). */
|
|
int
|
|
PyMac_GetRect(PyObject *v, Rect *r)
|
|
{
|
|
return PyArg_Parse(v, "(hhhh)", &r->left, &r->top, &r->right, &r->bottom);
|
|
}
|
|
|
|
/* Convert a Rect to a Python object */
|
|
PyObject *
|
|
PyMac_BuildRect(Rect *r)
|
|
{
|
|
return Py_BuildValue("(hhhh)", r->left, r->top, r->right, r->bottom);
|
|
}
|
|
|
|
|
|
/* Convert a Python object to a Point.
|
|
The object must be a (h, v) tuple.
|
|
(This differs from the order in the struct but is consistent with
|
|
the arguments to SetPoint(), and also with STDWIN). */
|
|
int
|
|
PyMac_GetPoint(PyObject *v, Point *p)
|
|
{
|
|
return PyArg_Parse(v, "(hh)", &p->h, &p->v);
|
|
}
|
|
|
|
/* Convert a Point to a Python object */
|
|
PyObject *
|
|
PyMac_BuildPoint(Point p)
|
|
{
|
|
return Py_BuildValue("(hh)", p.h, p.v);
|
|
}
|
|
|
|
|
|
/* Convert a Python object to an EventRecord.
|
|
The object must be a (what, message, when, (v, h), modifiers) tuple. */
|
|
int
|
|
PyMac_GetEventRecord(PyObject *v, EventRecord *e)
|
|
{
|
|
return PyArg_Parse(v, "(hll(hh)h)",
|
|
&e->what,
|
|
&e->message,
|
|
&e->when,
|
|
&e->where.h,
|
|
&e->where.v,
|
|
&e->modifiers);
|
|
}
|
|
|
|
/* Convert a Rect to an EventRecord object */
|
|
PyObject *
|
|
PyMac_BuildEventRecord(EventRecord *e)
|
|
{
|
|
return Py_BuildValue("(hll(hh)h)",
|
|
e->what,
|
|
e->message,
|
|
e->when,
|
|
e->where.h,
|
|
e->where.v,
|
|
e->modifiers);
|
|
}
|
|
|
|
/* Convert Python object to Fixed */
|
|
int
|
|
PyMac_GetFixed(PyObject *v, Fixed *f)
|
|
{
|
|
double d;
|
|
|
|
if( !PyArg_Parse(v, "d", &d))
|
|
return 0;
|
|
*f = (Fixed)(d * 0x10000);
|
|
return 1;
|
|
}
|
|
|
|
/* Convert a Point to a Python object */
|
|
PyObject *
|
|
PyMac_BuildFixed(Fixed f)
|
|
{
|
|
double d;
|
|
|
|
d = f;
|
|
d = d / 0x10000;
|
|
return Py_BuildValue("d", d);
|
|
}
|
|
|
|
/* Convert wide to/from Python int or (hi, lo) tuple. XXXX Should use Python longs */
|
|
int
|
|
PyMac_Getwide(PyObject *v, wide *rv)
|
|
{
|
|
if (PyInt_Check(v)) {
|
|
rv->hi = 0;
|
|
rv->lo = PyInt_AsLong(v);
|
|
if( rv->lo & 0x80000000 )
|
|
rv->hi = -1;
|
|
return 1;
|
|
}
|
|
return PyArg_Parse(v, "(ll)", &rv->hi, &rv->lo);
|
|
}
|
|
|
|
|
|
PyObject *
|
|
PyMac_Buildwide(wide *w)
|
|
{
|
|
if ( (w->hi == 0 && (w->lo & 0x80000000) == 0) ||
|
|
(w->hi == -1 && (w->lo & 0x80000000) ) )
|
|
return PyInt_FromLong(w->lo);
|
|
return Py_BuildValue("(ll)", w->hi, w->lo);
|
|
}
|