git.distorted.org.uk Git - u/mdw/putty/blob - mac/mac.c

   1 /* $Id: mac.c,v 1.12 2002/12/31 01:40:14 ben Exp $ */
   2 /*
   3  * Copyright (c) 1999 Ben Harris
   4  * All rights reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person
   7  * obtaining a copy of this software and associated documentation
   8  * files (the "Software"), to deal in the Software without
   9  * restriction, including without limitation the rights to use,
  10  * copy, modify, merge, publish, distribute, sublicense, and/or
  11  * sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following
  13  * conditions:
  14  *
  15  * The above copyright notice and this permission notice shall be
  16  * included in all copies or substantial portions of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  19  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  21  * NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
  23  * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  24  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  25  * SOFTWARE.
  26  */
  27 /*
  28  * mac.c -- miscellaneous Mac-specific routines
  29  */
  30
  31 #include <MacTypes.h>
  32 #include <Quickdraw.h>
  33 #include <Fonts.h>
  34 #include <MacWindows.h>
  35 #include <Menus.h>
  36 #include <TextEdit.h>
  37 #include <Appearance.h>
  38 #include <CodeFragments.h>
  39 #include <Dialogs.h>
  40 #include <Devices.h>
  41 #include <DiskInit.h>
  42 #include <Gestalt.h>
  43 #include <LowMem.h>
  44 #include <Resources.h>
  45 #include <Script.h>
  46 #include <TextCommon.h>
  47 #include <ToolUtils.h>
  48 #include <UnicodeConverter.h>
  49
  50 #include <assert.h>
  51 #include <limits.h>
  52 #include <stdarg.h>
  53 #include <stdlib.h>             /* putty.h needs size_t */
  54 #include <stdio.h>              /* for vsprintf */
  55
  56 #define PUTTY_DO_GLOBALS
  57
  58 #include "macresid.h"
  59 #include "putty.h"
  60 #include "mac.h"
  61
  62 QDGlobals qd;
  63
  64 static int cold = 1;
  65 struct mac_gestalts mac_gestalts;
  66
  67 static void mac_startup(void);
  68 static void mac_eventloop(void);
  69 #pragma noreturn (mac_eventloop)
  70 static void mac_event(EventRecord *);
  71 static void mac_contentclick(WindowPtr, EventRecord *);
  72 static void mac_growwindow(WindowPtr, EventRecord *);
  73 static void mac_activatewindow(WindowPtr, EventRecord *);
  74 static void mac_activateabout(WindowPtr, EventRecord *);
  75 static void mac_updatewindow(WindowPtr);
  76 static void mac_updatelicence(WindowPtr);
  77 static void mac_keypress(EventRecord *);
  78 static int mac_windowtype(WindowPtr);
  79 static void mac_menucommand(long);
  80 static void mac_openabout(void);
  81 static void mac_openlicence(void);
  82 static void mac_adjustcursor(RgnHandle);
  83 static void mac_adjustmenus(void);
  84 static void mac_closewindow(WindowPtr);
  85 static void mac_zoomwindow(WindowPtr, short);
  86 static void mac_shutdown(void);
  87 #pragma noreturn (mac_shutdown)
  88
  89 struct mac_windows {
  90     WindowPtr about;
  91     WindowPtr licence;
  92 };
  93
  94 struct mac_windows windows;
  95
  96 int main (int argc, char **argv) {
  97
  98     mac_startup();
  99     mac_eventloop();
 100 }
 101
 102 #pragma noreturn (main)
 103
 104 static void mac_startup(void) {
 105     Handle menuBar;
 106     TECInfoHandle ti;
 107
 108     /* Init Memory Manager */
 109     MaxApplZone();
 110     /* Init QuickDraw */
 111     InitGraf(&qd.thePort);
 112     /* Init Font Manager */
 113     InitFonts();
 114     /* Init Window Manager */
 115     InitWindows();
 116     /* Init Menu Manager */
 117     InitMenus();
 118     /* Init TextEdit */
 119     TEInit();
 120     /* Init Dialog Manager */
 121     InitDialogs(nil);
 122     cold = 0;
 123
 124     /* Get base system version (only used if there's no better selector) */
 125     if (Gestalt(gestaltSystemVersion, &mac_gestalts.sysvers) != noErr ||
 126         (mac_gestalts.sysvers & 0xffff) < 0x700)
 127         fatalbox("PuTTY requires System 7 or newer");
 128     mac_gestalts.sysvers &= 0xffff;
 129     /* Find out if we've got Color Quickdraw */
 130     if (Gestalt(gestaltQuickdrawVersion, &mac_gestalts.qdvers) != noErr)
 131         mac_gestalts.qdvers = gestaltOriginalQD;
 132     /* ... and the Appearance Manager? */
 133     if (Gestalt(gestaltAppearanceVersion, &mac_gestalts.apprvers) != noErr)
 134         if (Gestalt(gestaltAppearanceAttr, NULL) == noErr)
 135             mac_gestalts.apprvers = 0x0100;
 136         else
 137             mac_gestalts.apprvers = 0;
 138 #if TARGET_RT_MAC_CFM
 139     /* Paranoia: Did we manage to pull in AppearanceLib? */
 140     if (&RegisterAppearanceClient == kUnresolvedCFragSymbolAddress)
 141         mac_gestalts.apprvers = 0;
 142 #endif
 143     /* Mac OS 8.5 Control Manager (proportional scrollbars)? */
 144     if (Gestalt(gestaltControlMgrAttr, &mac_gestalts.cntlattr) != noErr)
 145         mac_gestalts.cntlattr = 0;
 146     /* Mac OS 8.5 Window Manager? */
 147     if (Gestalt(gestaltWindowMgrAttr, &mac_gestalts.windattr) != noErr)
 148         mac_gestalts.windattr = 0;
 149     /* Text Encoding Conversion Manager? */
 150     if (
 151 #if TARGET_RT_MAC_CFM
 152         &TECGetInfo == kUnresolvedCFragSymbolAddress ||
 153 #else
 154         InitializeUnicodeConverter(NULL) != noErr ||
 155 #endif
 156         TECGetInfo(&ti) != noErr)
 157         mac_gestalts.encvvers = 0;
 158     else {
 159         mac_gestalts.encvvers = (*ti)->tecVersion;
 160         DisposeHandle((Handle)ti);
 161     }
 162
 163     /* We've been tested with the Appearance Manager */
 164     if (mac_gestalts.apprvers != 0)
 165         RegisterAppearanceClient();
 166
 167     menuBar = GetNewMBar(128);
 168     if (menuBar == NULL)
 169         fatalbox("Unable to create menu bar.");
 170     SetMenuBar(menuBar);
 171     AppendResMenu(GetMenuHandle(mApple), 'DRVR');
 172     mac_adjustmenus();
 173     DrawMenuBar();
 174     InitCursor();
 175     windows.about = NULL;
 176     windows.licence = NULL;
 177
 178     {
 179         short vol;
 180         long dirid;
 181
 182         /* Set the default directory for loading and saving settings. */
 183         /* XXX Should we create it? */
 184         if (get_session_dir(FALSE, &vol, &dirid) == noErr) {
 185             LMSetSFSaveDisk(-vol);
 186             LMSetCurDirStore(dirid);
 187         }
 188     }
 189     init_ucs();
 190 }
 191
 192 static void mac_eventloop(void) {
 193     Boolean gotevent;
 194     EventRecord event;
 195     RgnHandle cursrgn;
 196
 197     cursrgn = NewRgn();
 198     for (;;) {
 199         mac_adjustcursor(cursrgn);
 200         gotevent = WaitNextEvent(everyEvent, &event, LONG_MAX, cursrgn);
 201         mac_adjustcursor(cursrgn);
 202         if (gotevent)
 203             mac_event(&event);
 204     }
 205     DisposeRgn(cursrgn);
 206 }
 207
 208 static void mac_event(EventRecord *event) {
 209     short part;
 210     WindowPtr window;
 211     Point pt;
 212
 213     switch (event->what) {
 214       case mouseDown:
 215         part = FindWindow(event->where, &window);
 216         switch (part) {
 217           case inMenuBar:
 218             mac_adjustmenus();
 219             mac_menucommand(MenuSelect(event->where));
 220             break;
 221           case inSysWindow:
 222             SystemClick(event, window);
 223             break;
 224           case inContent:
 225             if (window != FrontWindow())
 226                 /* XXX: check for movable modal dboxes? */
 227                 SelectWindow(window);
 228             else
 229                 mac_contentclick(window, event);
 230             break;
 231           case inGoAway:
 232             if (TrackGoAway(window, event->where))
 233                 mac_closewindow(window);
 234             break;
 235           case inDrag:
 236             /* XXX: moveable modal check? */
 237             DragWindow(window, event->where, &qd.screenBits.bounds);
 238             break;
 239           case inGrow:
 240             mac_growwindow(window, event);
 241             break;
 242           case inZoomIn:
 243           case inZoomOut:
 244             if (TrackBox(window, event->where, part))
 245                 mac_zoomwindow(window, part);
 246             break;
 247         }
 248         break;
 249       case keyDown:
 250       case autoKey:
 251         mac_keypress(event);
 252         break;
 253       case activateEvt:
 254         mac_activatewindow((WindowPtr)event->message, event);
 255         break;
 256       case updateEvt:
 257         mac_updatewindow((WindowPtr)event->message);
 258         break;
 259       case diskEvt:
 260         if (HiWord(event->message) != noErr) {
 261             SetPt(&pt, 120, 120);
 262             DIBadMount(pt, event->message);
 263         }
 264         break;
 265     }
 266 }
 267
 268 static void mac_contentclick(WindowPtr window, EventRecord *event) {
 269     short item;
 270
 271     switch (mac_windowtype(window)) {
 272       case wTerminal:
 273         mac_clickterm(window, event);
 274         break;
 275       case wAbout:
 276         if (DialogSelect(event, &(DialogPtr)window, &item))
 277             switch (item) {
 278               case wiAboutLicence:
 279                 mac_openlicence();
 280                 break;
 281             }
 282         break;
 283       case wSettings:
 284         mac_clickdlg(window, event);
 285         break;
 286     }
 287 }
 288
 289 static void mac_growwindow(WindowPtr window, EventRecord *event) {
 290
 291     switch (mac_windowtype(window)) {
 292       case wTerminal:
 293         mac_growterm(window, event);
 294     }
 295 }
 296
 297 static void mac_activatewindow(WindowPtr window, EventRecord *event) {
 298     int active;
 299
 300     active = (event->modifiers & activeFlag) != 0;
 301     mac_adjustmenus();
 302     switch (mac_windowtype(window)) {
 303       case wTerminal:
 304         mac_activateterm(window, active);
 305         break;
 306       case wSettings:
 307         mac_activatedlg(window, event);
 308         break;
 309       case wAbout:
 310         mac_activateabout(window, event);
 311         break;
 312     }
 313 }
 314
 315 static void mac_activateabout(WindowPtr window, EventRecord *event) {
 316     DialogItemType itemtype;
 317     Handle itemhandle;
 318     short item;
 319     Rect itemrect;
 320     int active;
 321
 322     active = (event->modifiers & activeFlag) != 0;
 323     GetDialogItem(window, wiAboutLicence, &itemtype, &itemhandle, &itemrect);
 324     HiliteControl((ControlHandle)itemhandle, active ? 0 : 255);
 325     DialogSelect(event, &window, &item);
 326 }
 327
 328 static void mac_updatewindow(WindowPtr window) {
 329
 330     switch (mac_windowtype(window)) {
 331       case wTerminal:
 332         mac_updateterm(window);
 333         break;
 334       case wAbout:
 335       case wSettings:
 336         BeginUpdate(window);
 337         UpdateDialog(window, window->visRgn);
 338         EndUpdate(window);
 339         break;
 340       case wLicence:
 341         mac_updatelicence(window);
 342         break;
 343     }
 344 }
 345
 346 static void mac_updatelicence(WindowPtr window)
 347 {
 348     Handle h;
 349     int len;
 350     long fondsize;
 351
 352     SetPort(window);
 353     BeginUpdate(window);
 354     fondsize = GetScriptVariable(smRoman, smScriptSmallFondSize);
 355     TextFont(HiWord(fondsize));
 356     TextSize(LoWord(fondsize));
 357     h = Get1Resource('TEXT', wLicence);
 358     len = GetResourceSizeOnDisk(h);
 359     if (h != NULL) {
 360         HLock(h);
 361         TETextBox(*h, len, &window->portRect, teFlushDefault);
 362         HUnlock(h);
 363     }
 364     EndUpdate(window);
 365 }
 366
 367 /*
 368  * Work out what kind of window we're dealing with.
 369  * Concept shamelessly nicked from SurfWriter.
 370  */
 371 static int mac_windowtype(WindowPtr window) {
 372     int kind;
 373     long refcon;
 374
 375     if (window == NULL)
 376         return wNone;
 377     kind = ((WindowPeek)window)->windowKind;
 378     if (kind < 0)
 379         return wDA;
 380     if (GetWVariant(window) == zoomDocProc)
 381         return wTerminal;
 382     refcon = GetWRefCon(window);
 383     if (refcon < 1024)
 384         return refcon;
 385     else
 386         return wSettings;
 387 }
 388
 389 /*
 390  * Handle a key press
 391  */
 392 static void mac_keypress(EventRecord *event) {
 393     WindowPtr window;
 394
 395     window = FrontWindow();
 396     /*
 397      * Check for a command-key combination, but ignore it if it counts
 398      * as a meta-key combination and we're in a terminal window.
 399      */
 400     if (event->what == keyDown && (event->modifiers & cmdKey) /*&&
 401         !((event->modifiers & cfg.meta_modifiers) == cfg.meta_modifiers &&
 402             mac_windowtype(window) == wTerminal)*/) {
 403         mac_adjustmenus();
 404         mac_menucommand(MenuKey(event->message & charCodeMask));
 405     } else {
 406         switch (mac_windowtype(window)) {
 407           case wTerminal:
 408             mac_keyterm(window, event);
 409             break;
 410         }
 411     }
 412 }
 413
 414 static void mac_menucommand(long result) {
 415     short menu, item;
 416     Str255 da;
 417     WindowPtr window;
 418
 419     menu = HiWord(result);
 420     item = LoWord(result);
 421     window = FrontWindow();
 422     /* Things which do the same whatever window we're in. */
 423     switch (menu) {
 424       case mApple:
 425         switch (item) {
 426           case iAbout:
 427             mac_openabout();
 428             goto done;
 429           default:
 430             GetMenuItemText(GetMenuHandle(mApple), item, da);
 431             OpenDeskAcc(da);
 432             goto done;
 433         }
 434         break;
 435       case mFile:
 436         switch (item) {
 437           case iNew:
 438             mac_newsession();
 439             goto done;
 440           case iOpen:
 441             mac_opensession();
 442             goto done;
 443           case iClose:
 444             mac_closewindow(window);
 445             goto done;
 446           case iQuit:
 447             mac_shutdown();
 448             goto done;
 449         }
 450         break;
 451     }
 452     /* If we get here, handling is up to window-specific code. */
 453     switch (mac_windowtype(window)) {
 454       case wTerminal:
 455         mac_menuterm(window, menu, item);
 456         break;
 457     }
 458   done:
 459     HiliteMenu(0);
 460 }
 461
 462 static void mac_openabout(void) {
 463     DialogItemType itemtype;
 464     Handle item;
 465     VersRecHndl vers;
 466     Rect box;
 467     StringPtr longvers;
 468
 469     if (windows.about)
 470         SelectWindow(windows.about);
 471     else {
 472         windows.about = GetNewDialog(wAbout, NULL, (WindowPtr)-1);
 473         vers = (VersRecHndl)Get1Resource('vers', 1);
 474         if (vers != NULL && *vers != NULL) {
 475             longvers = (*vers)->shortVersion + (*vers)->shortVersion[0] + 1;
 476             GetDialogItem(windows.about, wiAboutVersion,
 477                           &itemtype, &item, &box);
 478             assert(itemtype & kStaticTextDialogItem);
 479             SetDialogItemText(item, longvers);
 480         }
 481         ShowWindow(windows.about);
 482     }
 483 }
 484
 485 static void mac_openlicence(void) {
 486
 487     if (windows.licence)
 488         SelectWindow(windows.licence);
 489     else {
 490         windows.licence = GetNewWindow(wLicence, NULL, (WindowPtr)-1);
 491         ShowWindow(windows.licence);
 492     }
 493 }
 494
 495 static void mac_closewindow(WindowPtr window) {
 496
 497     switch (mac_windowtype(window)) {
 498       case wDA:
 499         CloseDeskAcc(((WindowPeek)window)->windowKind);
 500         break;
 501       case wTerminal:
 502         /* FIXME: end session and stuff */
 503         break;
 504       case wAbout:
 505         windows.about = NULL;
 506         CloseWindow(window);
 507         break;
 508       case wLicence:
 509         windows.licence = NULL;
 510         CloseWindow(window);
 511         break;
 512       default:
 513         CloseWindow(window);
 514         break;
 515     }
 516 }
 517
 518 static void mac_zoomwindow(WindowPtr window, short part) {
 519
 520     /* FIXME: do something */
 521 }
 522
 523 /*
 524  * Make the menus look right before the user gets to see them.
 525  */
 526 static void mac_adjustmenus(void) {
 527     WindowPtr window;
 528     MenuHandle menu;
 529
 530     window = FrontWindow();
 531     menu = GetMenuHandle(mApple);
 532     EnableItem(menu, 0);
 533     EnableItem(menu, iAbout);
 534
 535     menu = GetMenuHandle(mFile);
 536     EnableItem(menu, 0);
 537     EnableItem(menu, iNew);
 538     if (window != NULL)
 539         EnableItem(menu, iClose);
 540     else
 541         DisableItem(menu, iClose);
 542     EnableItem(menu, iQuit);
 543
 544     switch (mac_windowtype(window)) {
 545       case wTerminal:
 546         mac_adjusttermmenus(window);
 547         break;
 548       default:
 549         menu = GetMenuHandle(mEdit);
 550         DisableItem(menu, 0);
 551         break;
 552     }
 553     DrawMenuBar();
 554 }
 555
 556 /*
 557  * Make sure the right cursor's being displayed.
 558  */
 559 static void mac_adjustcursor(RgnHandle cursrgn) {
 560     Point mouse;
 561     WindowPtr window, front;
 562     short part;
 563
 564     GetMouse(&mouse);
 565     LocalToGlobal(&mouse);
 566     part = FindWindow(mouse, &window);
 567     front = FrontWindow();
 568     if (part != inContent || window == NULL || window != front) {
 569         /* Cursor isn't in the front window, so switch to arrow */
 570         SetCursor(&qd.arrow);
 571         SetRectRgn(cursrgn, SHRT_MIN, SHRT_MIN, SHRT_MAX, SHRT_MAX);
 572         if (front != NULL)
 573             DiffRgn(cursrgn, front->visRgn, cursrgn);
 574     } else {
 575         switch (mac_windowtype(window)) {
 576           case wTerminal:
 577             mac_adjusttermcursor(window, mouse, cursrgn);
 578             break;
 579           default:
 580             SetCursor(&qd.arrow);
 581             CopyRgn(window->visRgn, cursrgn);
 582             break;
 583         }
 584     }
 585 }
 586
 587 static void mac_shutdown(void) {
 588
 589 #if !TARGET_RT_MAC_CFM
 590     if (mac_gestalts.encvvers != 0)
 591         TerminateUnicodeConverter();
 592 #endif
 593     exit(0);
 594 }
 595
 596 void fatalbox(char *fmt, ...) {
 597     va_list ap;
 598     Str255 stuff;
 599
 600     va_start(ap, fmt);
 601     /* We'd like stuff to be a Pascal string */
 602     stuff[0] = vsprintf((char *)(&stuff[1]), fmt, ap);
 603     va_end(ap);
 604     ParamText(stuff, NULL, NULL, NULL);
 605     StopAlert(128, nil);
 606     exit(1);
 607 }
 608
 609 void modalfatalbox(char *fmt, ...) {
 610     va_list ap;
 611     Str255 stuff;
 612
 613     va_start(ap, fmt);
 614     /* We'd like stuff to be a Pascal string */
 615     stuff[0] = vsprintf((char *)(&stuff[1]), fmt, ap);
 616     va_end(ap);
 617     ParamText(stuff, NULL, NULL, NULL);
 618     StopAlert(128, nil);
 619     exit(1);
 620 }
 621
 622 /*
 623  * Local Variables:
 624  * c-file-style: "simon"
 625  * End:
 626  */