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

   1 /* $Id: mac.c,v 1.11 2002/12/30 19:01:44 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     }
 284 }
 285
 286 static void mac_growwindow(WindowPtr window, EventRecord *event) {
 287
 288     switch (mac_windowtype(window)) {
 289       case wTerminal:
 290         mac_growterm(window, event);
 291     }
 292 }
 293
 294 static void mac_activatewindow(WindowPtr window, EventRecord *event) {
 295     int active;
 296
 297     active = (event->modifiers & activeFlag) != 0;
 298     mac_adjustmenus();
 299     switch (mac_windowtype(window)) {
 300       case wTerminal:
 301         mac_activateterm(window, active);
 302         break;
 303       case wAbout:
 304         mac_activateabout(window, event);
 305         break;
 306     }
 307 }
 308
 309 static void mac_activateabout(WindowPtr window, EventRecord *event) {
 310     DialogItemType itemtype;
 311     Handle itemhandle;
 312     short item;
 313     Rect itemrect;
 314     int active;
 315
 316     active = (event->modifiers & activeFlag) != 0;
 317     GetDialogItem(window, wiAboutLicence, &itemtype, &itemhandle, &itemrect);
 318     HiliteControl((ControlHandle)itemhandle, active ? 0 : 255);
 319     DialogSelect(event, &window, &item);
 320 }
 321
 322 static void mac_updatewindow(WindowPtr window) {
 323
 324     switch (mac_windowtype(window)) {
 325       case wTerminal:
 326         mac_updateterm(window);
 327         break;
 328       case wAbout:
 329         BeginUpdate(window);
 330         UpdateDialog(window, window->visRgn);
 331         EndUpdate(window);
 332         break;
 333       case wLicence:
 334         mac_updatelicence(window);
 335         break;
 336     }
 337 }
 338
 339 static void mac_updatelicence(WindowPtr window)
 340 {
 341     Handle h;
 342     int len;
 343     long fondsize;
 344
 345     SetPort(window);
 346     BeginUpdate(window);
 347     fondsize = GetScriptVariable(smRoman, smScriptSmallFondSize);
 348     TextFont(HiWord(fondsize));
 349     TextSize(LoWord(fondsize));
 350     h = Get1Resource('TEXT', wLicence);
 351     len = GetResourceSizeOnDisk(h);
 352     if (h != NULL) {
 353         HLock(h);
 354         TETextBox(*h, len, &window->portRect, teFlushDefault);
 355         HUnlock(h);
 356     }
 357     EndUpdate(window);
 358 }
 359
 360 /*
 361  * Work out what kind of window we're dealing with.
 362  * Concept shamelessly nicked from SurfWriter.
 363  */
 364 static int mac_windowtype(WindowPtr window) {
 365     int kind;
 366
 367     if (window == NULL)
 368         return wNone;
 369     kind = ((WindowPeek)window)->windowKind;
 370     if (kind < 0)
 371         return wDA;
 372     if (GetWVariant(window) == zoomDocProc)
 373         return wTerminal;
 374     return GetWRefCon(window);
 375 }
 376
 377 /*
 378  * Handle a key press
 379  */
 380 static void mac_keypress(EventRecord *event) {
 381     WindowPtr window;
 382
 383     window = FrontWindow();
 384     /*
 385      * Check for a command-key combination, but ignore it if it counts
 386      * as a meta-key combination and we're in a terminal window.
 387      */
 388     if (event->what == keyDown && (event->modifiers & cmdKey) /*&&
 389         !((event->modifiers & cfg.meta_modifiers) == cfg.meta_modifiers &&
 390             mac_windowtype(window) == wTerminal)*/) {
 391         mac_adjustmenus();
 392         mac_menucommand(MenuKey(event->message & charCodeMask));
 393     } else {
 394         switch (mac_windowtype(window)) {
 395           case wTerminal:
 396             mac_keyterm(window, event);
 397             break;
 398         }
 399     }
 400 }
 401
 402 static void mac_menucommand(long result) {
 403     short menu, item;
 404     Str255 da;
 405     WindowPtr window;
 406
 407     menu = HiWord(result);
 408     item = LoWord(result);
 409     window = FrontWindow();
 410     /* Things which do the same whatever window we're in. */
 411     switch (menu) {
 412       case mApple:
 413         switch (item) {
 414           case iAbout:
 415             mac_openabout();
 416             goto done;
 417           default:
 418             GetMenuItemText(GetMenuHandle(mApple), item, da);
 419             OpenDeskAcc(da);
 420             goto done;
 421         }
 422         break;
 423       case mFile:
 424         switch (item) {
 425           case iNew:
 426             mac_newsession();
 427             goto done;
 428           case iOpen:
 429             mac_opensession();
 430             goto done;
 431           case iClose:
 432             mac_closewindow(window);
 433             goto done;
 434           case iQuit:
 435             mac_shutdown();
 436             goto done;
 437         }
 438         break;
 439     }
 440     /* If we get here, handling is up to window-specific code. */
 441     switch (mac_windowtype(window)) {
 442       case wTerminal:
 443         mac_menuterm(window, menu, item);
 444         break;
 445     }
 446   done:
 447     HiliteMenu(0);
 448 }
 449
 450 static void mac_openabout(void) {
 451     DialogItemType itemtype;
 452     Handle item;
 453     VersRecHndl vers;
 454     Rect box;
 455     StringPtr longvers;
 456
 457     if (windows.about)
 458         SelectWindow(windows.about);
 459     else {
 460         windows.about = GetNewDialog(wAbout, NULL, (WindowPtr)-1);
 461         vers = (VersRecHndl)Get1Resource('vers', 1);
 462         if (vers != NULL && *vers != NULL) {
 463             longvers = (*vers)->shortVersion + (*vers)->shortVersion[0] + 1;
 464             GetDialogItem(windows.about, wiAboutVersion,
 465                           &itemtype, &item, &box);
 466             assert(itemtype & kStaticTextDialogItem);
 467             SetDialogItemText(item, longvers);
 468         }
 469         ShowWindow(windows.about);
 470     }
 471 }
 472
 473 static void mac_openlicence(void) {
 474
 475     if (windows.licence)
 476         SelectWindow(windows.licence);
 477     else {
 478         windows.licence = GetNewWindow(wLicence, NULL, (WindowPtr)-1);
 479         ShowWindow(windows.licence);
 480     }
 481 }
 482
 483 static void mac_closewindow(WindowPtr window) {
 484
 485     switch (mac_windowtype(window)) {
 486       case wDA:
 487         CloseDeskAcc(((WindowPeek)window)->windowKind);
 488         break;
 489       case wTerminal:
 490         /* FIXME: end session and stuff */
 491         break;
 492       case wAbout:
 493         windows.about = NULL;
 494         CloseWindow(window);
 495         break;
 496       case wLicence:
 497         windows.licence = NULL;
 498         CloseWindow(window);
 499         break;
 500       default:
 501         CloseWindow(window);
 502         break;
 503     }
 504 }
 505
 506 static void mac_zoomwindow(WindowPtr window, short part) {
 507
 508     /* FIXME: do something */
 509 }
 510
 511 /*
 512  * Make the menus look right before the user gets to see them.
 513  */
 514 static void mac_adjustmenus(void) {
 515     WindowPtr window;
 516     MenuHandle menu;
 517
 518     window = FrontWindow();
 519     menu = GetMenuHandle(mApple);
 520     EnableItem(menu, 0);
 521     EnableItem(menu, iAbout);
 522
 523     menu = GetMenuHandle(mFile);
 524     EnableItem(menu, 0);
 525     EnableItem(menu, iNew);
 526     if (window != NULL)
 527         EnableItem(menu, iClose);
 528     else
 529         DisableItem(menu, iClose);
 530     EnableItem(menu, iQuit);
 531
 532     switch (mac_windowtype(window)) {
 533       case wTerminal:
 534         mac_adjusttermmenus(window);
 535         break;
 536       default:
 537         menu = GetMenuHandle(mEdit);
 538         DisableItem(menu, 0);
 539         break;
 540     }
 541     DrawMenuBar();
 542 }
 543
 544 /*
 545  * Make sure the right cursor's being displayed.
 546  */
 547 static void mac_adjustcursor(RgnHandle cursrgn) {
 548     Point mouse;
 549     WindowPtr window, front;
 550     short part;
 551
 552     GetMouse(&mouse);
 553     LocalToGlobal(&mouse);
 554     part = FindWindow(mouse, &window);
 555     front = FrontWindow();
 556     if (part != inContent || window == NULL || window != front) {
 557         /* Cursor isn't in the front window, so switch to arrow */
 558         SetCursor(&qd.arrow);
 559         SetRectRgn(cursrgn, SHRT_MIN, SHRT_MIN, SHRT_MAX, SHRT_MAX);
 560         if (front != NULL)
 561             DiffRgn(cursrgn, front->visRgn, cursrgn);
 562     } else {
 563         switch (mac_windowtype(window)) {
 564           case wTerminal:
 565             mac_adjusttermcursor(window, mouse, cursrgn);
 566             break;
 567           default:
 568             SetCursor(&qd.arrow);
 569             CopyRgn(window->visRgn, cursrgn);
 570             break;
 571         }
 572     }
 573 }
 574
 575 static void mac_shutdown(void) {
 576
 577 #if !TARGET_RT_MAC_CFM
 578     if (mac_gestalts.encvvers != 0)
 579         TerminateUnicodeConverter();
 580 #endif
 581     exit(0);
 582 }
 583
 584 void fatalbox(char *fmt, ...) {
 585     va_list ap;
 586     Str255 stuff;
 587
 588     va_start(ap, fmt);
 589     /* We'd like stuff to be a Pascal string */
 590     stuff[0] = vsprintf((char *)(&stuff[1]), fmt, ap);
 591     va_end(ap);
 592     ParamText(stuff, NULL, NULL, NULL);
 593     StopAlert(128, nil);
 594     exit(1);
 595 }
 596
 597 void modalfatalbox(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 /*
 611  * Local Variables:
 612  * c-file-style: "simon"
 613  * End:
 614  */