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

   1 /* $Id: mac.c,v 1.14 2003/01/02 00:33:40 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         mac_gestalts.uncvattr = (*ti)->tecUnicodeConverterFeatures;
 161         DisposeHandle((Handle)ti);
 162     }
 163
 164     /* We've been tested with the Appearance Manager */
 165     if (mac_gestalts.apprvers != 0)
 166         RegisterAppearanceClient();
 167
 168     menuBar = GetNewMBar(128);
 169     if (menuBar == NULL)
 170         fatalbox("Unable to create menu bar.");
 171     SetMenuBar(menuBar);
 172     AppendResMenu(GetMenuHandle(mApple), 'DRVR');
 173     mac_adjustmenus();
 174     DrawMenuBar();
 175     InitCursor();
 176     windows.about = NULL;
 177     windows.licence = NULL;
 178
 179     {
 180         short vol;
 181         long dirid;
 182
 183         /* Set the default directory for loading and saving settings. */
 184         /* XXX Should we create it? */
 185         if (get_session_dir(FALSE, &vol, &dirid) == noErr) {
 186             LMSetSFSaveDisk(-vol);
 187             LMSetCurDirStore(dirid);
 188         }
 189     }
 190     init_ucs();
 191 }
 192
 193 static void mac_eventloop(void) {
 194     Boolean gotevent;
 195     EventRecord event;
 196     RgnHandle cursrgn;
 197
 198     cursrgn = NewRgn();
 199     for (;;) {
 200         mac_adjustcursor(cursrgn);
 201         gotevent = WaitNextEvent(everyEvent, &event, LONG_MAX, cursrgn);
 202         mac_adjustcursor(cursrgn);
 203         if (gotevent)
 204             mac_event(&event);
 205     }
 206     DisposeRgn(cursrgn);
 207 }
 208
 209 static void mac_event(EventRecord *event) {
 210     short part;
 211     WindowPtr window;
 212     Point pt;
 213
 214     switch (event->what) {
 215       case mouseDown:
 216         part = FindWindow(event->where, &window);
 217         switch (part) {
 218           case inMenuBar:
 219             mac_adjustmenus();
 220             mac_menucommand(MenuSelect(event->where));
 221             break;
 222           case inSysWindow:
 223             SystemClick(event, window);
 224             break;
 225           case inContent:
 226             if (window != FrontWindow())
 227                 /* XXX: check for movable modal dboxes? */
 228                 SelectWindow(window);
 229             else
 230                 mac_contentclick(window, event);
 231             break;
 232           case inGoAway:
 233             if (TrackGoAway(window, event->where))
 234                 mac_closewindow(window);
 235             break;
 236           case inDrag:
 237             /* XXX: moveable modal check? */
 238             DragWindow(window, event->where, &qd.screenBits.bounds);
 239             break;
 240           case inGrow:
 241             mac_growwindow(window, event);
 242             break;
 243           case inZoomIn:
 244           case inZoomOut:
 245             if (TrackBox(window, event->where, part))
 246                 mac_zoomwindow(window, part);
 247             break;
 248         }
 249         break;
 250       case keyDown:
 251       case autoKey:
 252         mac_keypress(event);
 253         break;
 254       case activateEvt:
 255         mac_activatewindow((WindowPtr)event->message, event);
 256         break;
 257       case updateEvt:
 258         mac_updatewindow((WindowPtr)event->message);
 259         break;
 260       case diskEvt:
 261         if (HiWord(event->message) != noErr) {
 262             SetPt(&pt, 120, 120);
 263             DIBadMount(pt, event->message);
 264         }
 265         break;
 266     }
 267 }
 268
 269 static void mac_contentclick(WindowPtr window, EventRecord *event) {
 270     short item;
 271
 272     switch (mac_windowtype(window)) {
 273       case wTerminal:
 274         mac_clickterm(window, event);
 275         break;
 276       case wAbout:
 277         if (DialogSelect(event, &window, &item))
 278             switch (item) {
 279               case wiAboutLicence:
 280                 mac_openlicence();
 281                 break;
 282             }
 283         break;
 284       case wSettings:
 285         mac_clickdlg(window, event);
 286         break;
 287     }
 288 }
 289
 290 static void mac_growwindow(WindowPtr window, EventRecord *event) {
 291
 292     switch (mac_windowtype(window)) {
 293       case wTerminal:
 294         mac_growterm(window, event);
 295     }
 296 }
 297
 298 static void mac_activatewindow(WindowPtr window, EventRecord *event) {
 299     int active;
 300
 301     active = (event->modifiers & activeFlag) != 0;
 302     mac_adjustmenus();
 303     switch (mac_windowtype(window)) {
 304       case wTerminal:
 305         mac_activateterm(window, active);
 306         break;
 307       case wSettings:
 308         mac_activatedlg(window, event);
 309         break;
 310       case wAbout:
 311         mac_activateabout(window, event);
 312         break;
 313     }
 314 }
 315
 316 static void mac_activateabout(WindowPtr window, EventRecord *event) {
 317     DialogItemType itemtype;
 318     Handle itemhandle;
 319     short item;
 320     Rect itemrect;
 321     int active;
 322
 323     active = (event->modifiers & activeFlag) != 0;
 324     GetDialogItem(window, wiAboutLicence, &itemtype, &itemhandle, &itemrect);
 325     HiliteControl((ControlHandle)itemhandle, active ? 0 : 255);
 326     DialogSelect(event, &window, &item);
 327 }
 328
 329 static void mac_updatewindow(WindowPtr window) {
 330
 331     switch (mac_windowtype(window)) {
 332       case wTerminal:
 333         mac_updateterm(window);
 334         break;
 335       case wAbout:
 336       case wSettings:
 337         BeginUpdate(window);
 338         UpdateDialog(window, window->visRgn);
 339         EndUpdate(window);
 340         break;
 341       case wLicence:
 342         mac_updatelicence(window);
 343         break;
 344     }
 345 }
 346
 347 static void mac_updatelicence(WindowPtr window)
 348 {
 349     Handle h;
 350     int len;
 351     long fondsize;
 352
 353     SetPort(window);
 354     BeginUpdate(window);
 355     fondsize = GetScriptVariable(smRoman, smScriptSmallFondSize);
 356     TextFont(HiWord(fondsize));
 357     TextSize(LoWord(fondsize));
 358     h = Get1Resource('TEXT', wLicence);
 359     len = GetResourceSizeOnDisk(h);
 360     if (h != NULL) {
 361         HLock(h);
 362         TETextBox(*h, len, &window->portRect, teFlushDefault);
 363         HUnlock(h);
 364     }
 365     EndUpdate(window);
 366 }
 367
 368 /*
 369  * Work out what kind of window we're dealing with.
 370  * Concept shamelessly nicked from SurfWriter.
 371  */
 372 static int mac_windowtype(WindowPtr window) {
 373     int kind;
 374     long refcon;
 375
 376     if (window == NULL)
 377         return wNone;
 378     kind = ((WindowPeek)window)->windowKind;
 379     if (kind < 0)
 380         return wDA;
 381     if (GetWVariant(window) == zoomDocProc)
 382         return wTerminal;
 383     refcon = GetWRefCon(window);
 384     if (refcon < 1024)
 385         return refcon;
 386     else
 387         return wSettings;
 388 }
 389
 390 /*
 391  * Handle a key press
 392  */
 393 static void mac_keypress(EventRecord *event) {
 394     WindowPtr window;
 395
 396     window = FrontWindow();
 397     /*
 398      * Check for a command-key combination, but ignore it if it counts
 399      * as a meta-key combination and we're in a terminal window.
 400      */
 401     if (event->what == keyDown && (event->modifiers & cmdKey) /*&&
 402         !((event->modifiers & cfg.meta_modifiers) == cfg.meta_modifiers &&
 403             mac_windowtype(window) == wTerminal)*/) {
 404         mac_adjustmenus();
 405         mac_menucommand(MenuKey(event->message & charCodeMask));
 406     } else {
 407         switch (mac_windowtype(window)) {
 408           case wTerminal:
 409             mac_keyterm(window, event);
 410             break;
 411         }
 412     }
 413 }
 414
 415 static void mac_menucommand(long result) {
 416     short menu, item;
 417     Str255 da;
 418     WindowPtr window;
 419
 420     menu = HiWord(result);
 421     item = LoWord(result);
 422     window = FrontWindow();
 423     /* Things which do the same whatever window we're in. */
 424     switch (menu) {
 425       case mApple:
 426         switch (item) {
 427           case iAbout:
 428             mac_openabout();
 429             goto done;
 430           default:
 431             GetMenuItemText(GetMenuHandle(mApple), item, da);
 432             OpenDeskAcc(da);
 433             goto done;
 434         }
 435         break;
 436       case mFile:
 437         switch (item) {
 438           case iNew:
 439             mac_newsession();
 440             goto done;
 441           case iOpen:
 442             mac_opensession();
 443             goto done;
 444           case iClose:
 445             mac_closewindow(window);
 446             goto done;
 447           case iQuit:
 448             mac_shutdown();
 449             goto done;
 450         }
 451         break;
 452     }
 453     /* If we get here, handling is up to window-specific code. */
 454     switch (mac_windowtype(window)) {
 455       case wTerminal:
 456         mac_menuterm(window, menu, item);
 457         break;
 458     }
 459   done:
 460     HiliteMenu(0);
 461 }
 462
 463 static void mac_openabout(void) {
 464     DialogItemType itemtype;
 465     Handle item;
 466     VersRecHndl vers;
 467     Rect box;
 468     StringPtr longvers;
 469
 470     if (windows.about)
 471         SelectWindow(windows.about);
 472     else {
 473         windows.about = GetNewDialog(wAbout, NULL, (WindowPtr)-1);
 474         vers = (VersRecHndl)Get1Resource('vers', 1);
 475         if (vers != NULL && *vers != NULL) {
 476             longvers = (*vers)->shortVersion + (*vers)->shortVersion[0] + 1;
 477             GetDialogItem(windows.about, wiAboutVersion,
 478                           &itemtype, &item, &box);
 479             assert(itemtype & kStaticTextDialogItem);
 480             SetDialogItemText(item, longvers);
 481         }
 482         ShowWindow(windows.about);
 483     }
 484 }
 485
 486 static void mac_openlicence(void) {
 487
 488     if (windows.licence)
 489         SelectWindow(windows.licence);
 490     else {
 491         windows.licence = GetNewWindow(wLicence, NULL, (WindowPtr)-1);
 492         ShowWindow(windows.licence);
 493     }
 494 }
 495
 496 static void mac_closewindow(WindowPtr window) {
 497
 498     switch (mac_windowtype(window)) {
 499       case wDA:
 500         CloseDeskAcc(((WindowPeek)window)->windowKind);
 501         break;
 502       case wTerminal:
 503         /* FIXME: end session and stuff */
 504         break;
 505       case wAbout:
 506         windows.about = NULL;
 507         CloseWindow(window);
 508         break;
 509       case wLicence:
 510         windows.licence = NULL;
 511         CloseWindow(window);
 512         break;
 513       default:
 514         CloseWindow(window);
 515         break;
 516     }
 517 }
 518
 519 static void mac_zoomwindow(WindowPtr window, short part) {
 520
 521     /* FIXME: do something */
 522 }
 523
 524 /*
 525  * Make the menus look right before the user gets to see them.
 526  */
 527 static void mac_adjustmenus(void) {
 528     WindowPtr window;
 529     MenuHandle menu;
 530
 531     window = FrontWindow();
 532     menu = GetMenuHandle(mApple);
 533     EnableItem(menu, 0);
 534     EnableItem(menu, iAbout);
 535
 536     menu = GetMenuHandle(mFile);
 537     EnableItem(menu, 0);
 538     EnableItem(menu, iNew);
 539     if (window != NULL)
 540         EnableItem(menu, iClose);
 541     else
 542         DisableItem(menu, iClose);
 543     EnableItem(menu, iQuit);
 544
 545     switch (mac_windowtype(window)) {
 546       case wTerminal:
 547         mac_adjusttermmenus(window);
 548         break;
 549       default:
 550         menu = GetMenuHandle(mEdit);
 551         DisableItem(menu, 0);
 552         break;
 553     }
 554     DrawMenuBar();
 555 }
 556
 557 /*
 558  * Make sure the right cursor's being displayed.
 559  */
 560 static void mac_adjustcursor(RgnHandle cursrgn) {
 561     Point mouse;
 562     WindowPtr window, front;
 563     short part;
 564
 565     GetMouse(&mouse);
 566     LocalToGlobal(&mouse);
 567     part = FindWindow(mouse, &window);
 568     front = FrontWindow();
 569     if (part != inContent || window == NULL || window != front) {
 570         /* Cursor isn't in the front window, so switch to arrow */
 571         SetCursor(&qd.arrow);
 572         SetRectRgn(cursrgn, SHRT_MIN, SHRT_MIN, SHRT_MAX, SHRT_MAX);
 573         if (front != NULL)
 574             DiffRgn(cursrgn, front->visRgn, cursrgn);
 575     } else {
 576         switch (mac_windowtype(window)) {
 577           case wTerminal:
 578             mac_adjusttermcursor(window, mouse, cursrgn);
 579             break;
 580           default:
 581             SetCursor(&qd.arrow);
 582             CopyRgn(window->visRgn, cursrgn);
 583             break;
 584         }
 585     }
 586 }
 587
 588 static void mac_shutdown(void) {
 589
 590 #if !TARGET_RT_MAC_CFM
 591     if (mac_gestalts.encvvers != 0)
 592         TerminateUnicodeConverter();
 593 #endif
 594     exit(0);
 595 }
 596
 597 void fatalbox(char *fmt, ...) {
 598     va_list ap;
 599     Str255 stuff;
 600
 601     va_start(ap, fmt);
 602     /* We'd like stuff to be a Pascal string */
 603     stuff[0] = vsprintf((char *)(&stuff[1]), fmt, ap);
 604     va_end(ap);
 605     ParamText(stuff, NULL, NULL, NULL);
 606     StopAlert(128, nil);
 607     exit(1);
 608 }
 609
 610 void modalfatalbox(char *fmt, ...) {
 611     va_list ap;
 612     Str255 stuff;
 613
 614     va_start(ap, fmt);
 615     /* We'd like stuff to be a Pascal string */
 616     stuff[0] = vsprintf((char *)(&stuff[1]), fmt, ap);
 617     va_end(ap);
 618     ParamText(stuff, NULL, NULL, NULL);
 619     StopAlert(128, nil);
 620     exit(1);
 621 }
 622
 623 /*
 624  * Local Variables:
 625  * c-file-style: "simon"
 626  * End:
 627  */