chiark - git - mdw - ssr/blob - StraySrc/Glass/!Glass/c/wWinEvent

   1 /*
   2  * wWinEvent.c
   3  *
   4  * Handling events for template windows
   5  *
   6  * © 1994-1998 Straylight
   7  */
   8
   9 /*----- Licensing note ----------------------------------------------------*
  10  *
  11  * This file is part of Straylight's Glass.
  12  *
  13  * Glass is free software; you can redistribute it and/or modify
  14  * it under the terms of the GNU General Public License as published by
  15  * the Free Software Foundation; either version 2, or (at your option)
  16  * any later version.
  17  *
  18  * Glass is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU General Public License for more details.
  22  *
  23  * You should have received a copy of the GNU General Public License
  24  * along with Glass.  If not, write to the Free Software Foundation,
  25  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  26  */
  27
  28 /*----- Header files ------------------------------------------------------*/
  29
  30 /*
  31  * ANSI standard headers
  32  */
  33
  34 #include <stdio.h>
  35 #include <stdlib.h>
  36 #include <string.h>
  37
  38 /*
  39  * Steel headers
  40  */
  41
  42 #define _STDAPP
  43 #define _LOWLVL
  44 #include "steel/Steel.h"
  45
  46 #include "steel/interface.h"
  47 #include "steel/sculptrix.h"
  48 #include "steel/caretPtr.h"
  49 #include "steel/akbd.h"
  50 #include "steel/bbc.h"
  51
  52 /*
  53  * Glass headers
  54  */
  55
  56 #include "gStruct.h"
  57 #include "gMenus.h"
  58 #include "gIcons.h"
  59
  60 #include "glass.h"
  61 #include "gPrefs.h"
  62 #include "tfile.h"
  63 #include "window.h"
  64 #include "_window.h"
  65 #include "intMsgs.h"
  66 #include "toolbox.h"
  67 #include "editIcon.h"
  68 #include "editWin.h"
  69 #include "tearEdit.h"
  70
  71 /*----- Main code ---------------------------------------------------------*/
  72
  73 /*
  74  * void window__winIdles(void *handle)
  75  *
  76  * Use
  77  *  Changes the pointer shape to something appropriate for what its over.
  78  *
  79  * Parameters
  80  *  void *handle == pointer to window containing pointer
  81  */
  82
  83 void window__winIdles(void *handle)
  84 {
  85   glass_windPointer *w=handle;
  86   int i=window__pointerInfo(w,-1,TRUE);
  87 #ifndef glass_DEMO
  88   if (w->testMode)
  89     i=window__SELECT;
  90 #endif
  91   window__setPtrShape(i);
  92   window__updateInfoBar(FALSE);
  93 }
  94
  95 /*
  96  * int window__keyAhead(int k,int *nk)
  97  *
  98  * Use
  99  *  Counts how many times the given key k is pressed, and returns the next
 100  *  key in *nk (or -1 if no next key).
 101  *
 102  * Parameters
 103  *  int k == the key to check for
 104  *  int *nk == where to store next key value
 105  *
 106  * Returns
 107  *  Number of times key was buffered.
 108  */
 109
 110 static int window__keyAhead(int k,int *nk)
 111 {
 112   int count=0;
 113   *nk=k;
 114   while (*nk==k)
 115   {
 116     count++;
 117     if (!akbd_pollkey(nk))
 118       *nk=-1;
 119     else
 120       *nk=akbd_translate(*nk);
 121   }
 122   return (count);
 123 }
 124
 125 /*
 126  * void window__testEvents(wimp_eventstr *e,void *handle)
 127  *
 128  * Use
 129  *  Handles all events for windows running in Test mode.  Events handled
 130  *  are:
 131  *
 132  *  Redraw   Redraws the window using Interface/hatch pattern as requested.
 133  *  Open     Moves the window around.
 134  *  Close    Closes the window(!)
 135  *  Leave    Ignored
 136  *  Enter    Turn off STEEL pointer changing
 137  *  Click    Handled by WIMP or Interface, except for menu, which opens
 138  *           the menu(!)
 139  *  Key      Handled by WIMP, WimpExtension, or ignored
 140  *
 141  * Parameters
 142  *  wimp_eventstr *e == the event
 143  *  void *handle == pointer to window info
 144  */
 145
 146 #ifndef glass_DEMO
 147
 148 void window__testEvents(wimp_eventstr *e,void *handle)
 149 {
 150   glass_windPointer *w=handle; /* Extract my data from the handle       */
 151   wimp_wstate s;
 152   int ox,oy;
 153   wimp_redrawstr r;              /* For the redraw event                   */
 154   BOOL more;                     /* To tell me when I've finished          */
 155   wimp_w wnd;
 156   os_regset reg;
 157   wimp_icon icon;
 158   sculptrix_slabDescriptor d;
 159
 160   switch (e->e)
 161   {
 162     case wimp_EREDRAW:
 163       r.w=w->h;
 164       wimpt_noerr(wimp_redraw_wind(&r,&more)); /* Start the redraw         */
 165       window__redraw(w,&r,&more);
 166       break;
 167     case wimp_EOPEN:
 168       if (e->data.o.x<=w->def->desc.w.scx &&
 169           e->data.o.y>=w->def->desc.w.scy)
 170       {
 171         r.w=e->data.o.w;
 172         r.box=w->tex;
 173         if (tst(w->def->desc.w.flags,14))
 174         {
 175           r.box.x0=w->def->desc.w.ex.x0;
 176           r.box.x1=max2(w->def->desc.w.ex.x1,e->data.o.x+e->data.o.box.x1-
 177                                                          e->data.o.box.x0);
 178         }
 179         if (tst(w->def->desc.w.flags,15))
 180         {
 181           r.box.y1=w->def->desc.w.ex.y1;
 182           r.box.y0=min2(w->def->desc.w.ex.y0,e->data.o.y-e->data.o.box.y1+
 183                                                          e->data.o.box.y0);
 184         }
 185         if (memcmp(&r.box,&w->tex,sizeof(wimp_box)))
 186         {
 187           wimpt_noerr(wimp_set_extent(&r));
 188           w->tex=r.box;
 189         }
 190       }
 191
 192       if (window_selectionOwner()==w)
 193         window__setToolBarPositions(&e->data.o);
 194       else
 195         wimpt_noerr(wimp_open_wind(&e->data.o));
 196       w->def->desc.w.box=e->data.o.box; /* Copy the information down       */
 197       w->def->desc.w.scx=e->data.o.x;
 198       w->def->desc.w.scy=e->data.o.y;
 199       w->def->desc.w.behind=e->data.o.behind;
 200       if (!w->t->alts)           /* Moving the window alters the template  */
 201         tfile_markAsAltered(w->t); /* But only if not already altered      */
 202       if (wimpt_justChangedMode() && w->antiAliased)
 203       {
 204         if (wnd=window__recreate(w),!wnd)
 205           return;
 206         win_register_event_handler(wnd,window__testEvents,w);
 207         wimpt_noerr(wimp_get_wind_state(w->h,&s));
 208         wimpt_noerr(wimp_delete_wind(w->h));
 209         win_register_event_handler(w->h,0,0);
 210         win_activedec();
 211         w->h=wnd;
 212         s.o.w=w->h;
 213         wimpt_noerr(wimp_open_wind(&s.o));
 214       }
 215       break;
 216     case wimp_ECLOSE:
 217       window_close(w);
 218       break;
 219     case wimp_EBUT:
 220       e=wimpt_last_event();      /* Get the real event                     */
 221       switch (e->data.but.m.bbits)
 222       {
 223         case wimp_BMID:
 224           if (gPrefs_current()->sSlabMenu && e->data.but.m.i!=-1)
 225             sculptrix_slabIcon(e->data.but.m.w,e->data.but.m.i,&d);
 226           if (gPrefs_current()->iSlabMenu && e->data.but.m.i!=-1)
 227           {
 228             wimpt_noerr(wimp_get_icon_info(w->h,e->data.but.m.i,&icon));
 229             interface_slabButton(&e->data.but.m);
 230           }
 231           wimpt_noerr(wimp_get_wind_state(w->h,&s));
 232           ox=s.o.box.x0-s.o.x;
 233           oy=s.o.box.y1-s.o.y;
 234           window__showMenu(e->data.but.m.x-ox,e->data.but.m.y-oy,w);
 235           e->data.but.m.bbits=0;
 236           if (gPrefs_current()->iSlabMenu && e->data.but.m.i!=-1)
 237           {
 238             interface_slabButton(&e->data.but.m);
 239             if (icon.flags & wimp_IFONT)
 240             {
 241               wimpt_noerr(wimp_set_icon_state(w->h,
 242                                               e->data.but.m.i,
 243                                               icon.flags & 0xff000000,
 244                                               0xff000000));
 245             }
 246           }
 247           if (gPrefs_current()->sSlabMenu && e->data.but.m.i!=-1)
 248             sculptrix_unslabIcon(&d);
 249           break;
 250         case wimp_BDRAGLEFT:
 251         case wimp_BDRAGRIGHT:
 252           break;
 253         default:
 254           if (gPrefs_current()->sSlabIcons && e->data.but.m.i!=-1)
 255             sculptrix_slabIcon(e->data.but.m.w,e->data.but.m.i,&d);
 256
 257           if (gPrefs_current()->iSlabIcons && e->data.but.m.i!=-1)
 258           {
 259             wimpt_noerr(wimp_get_icon_info(w->h,e->data.but.m.i,&icon));
 260             interface_slabButton(&e->data.but.m);
 261             e->data.but.m.bbits=0;
 262             interface_slabButton(&e->data.but.m);
 263             if (icon.flags & wimp_IFONT)
 264             {
 265               wimpt_noerr(wimp_set_icon_state(w->h,
 266                                               e->data.but.m.i,
 267                                               icon.flags & 0xff000000,
 268                                               0xff000000));
 269             }
 270           }
 271
 272           if (gPrefs_current()->sSlabIcons && e->data.but.m.i!=-1)
 273             sculptrix_unslabIcon(&d);
 274           break;
 275       }
 276       break;
 277     case wimp_EPTRLEAVE:
 278       w->ownPointer=FALSE;
 279       win_removeIdleClaimer(window__winIdles,w);
 280       window__updateInfoBar(FALSE);
 281       window__setPtrShape(window__SELECT);
 282       interface_spritearea((sprite_area *)1);
 283       break;
 284     case wimp_EPTRENTER:
 285       w->ownPointer=TRUE;
 286       win_addIdleClaimer(window__winIdles,win_DONTCARE,w);
 287       caretPtr__pointer(FALSE); /* Don't change pointer in this window */
 288       interface_spritearea(w->t->s);
 289       break;
 290     case wimp_EKEY:
 291       if (gPrefs_current()->wKeyPress)
 292       {
 293         reg.r[0]=e->data.key.chcode;
 294         reg.r[2]=w->h;
 295         reg.r[3]=e->data.key.c.i;
 296         os_swix(XWimpExt_MoveCaret,&reg);
 297         if (reg.r[0])
 298           wimpt_noerr(wimp_processkey(e->data.key.chcode));
 299         else
 300         {
 301           reg.r[0]=2;
 302           reg.r[2]=-1;
 303           os_swix(XWimpExt_ViewIcon,&reg);
 304
 305           /* --- That may have moved the window, so... --- */
 306
 307           wimpt_noerr(wimp_get_wind_state(w->h,&s));
 308           if (s.o.x!=w->def->desc.w.scx || s.o.y!=w->def->desc.w.scy)
 309           {
 310             w->def->desc.w.scx=s.o.x;
 311             w->def->desc.w.scy=s.o.y;
 312             if (!w->t->alts)
 313               tfile_markAsAltered(w->t);
 314           }
 315         }
 316       }
 317       else
 318         wimpt_noerr(wimp_processkey(e->data.key.chcode));
 319       break;
 320     case wimp_ESEND:
 321     case wimp_ESENDWANTACK:
 322       window__events(e,w);
 323       break;
 324   }
 325 }
 326
 327 #endif
 328
 329 /*
 330  * void window__events(wimp_eventstr *e,void *handle)
 331  *
 332  * Use
 333  *  Handles all events for template windows (this is the first chance I've
 334  *  had to get my fingers *REALLY* mucky on this whole project!)
 335  *
 336  * Parameters
 337  *  wimp_eventstr *e == the event that I am meant to be inerested in
 338  *  void *handle == a pointer to the structural information for this window
 339  */
 340
 341 void window__events(wimp_eventstr *e,void *handle)
 342 {
 343   glass_windPointer *w=handle;   /* Extract my data from the handle        */
 344   wimp_redrawstr r;              /* For the redraw event                   */
 345   BOOL more;                     /* To tell me when I've finished          */
 346   int i;
 347   int zone;
 348   glass_intMsgstr *m;
 349   wimp_wstate s;
 350   wimp_w wnd;
 351   wimp_caretstr c;
 352   int ox=0,oy=0;
 353   int set=FALSE;
 354   wimp_box b;
 355   BOOL started=FALSE;
 356   static BOOL dontDrag;           /* Disable/ignore next drag event        */
 357   glass_iconDescription icd;
 358   wimp_box bound;
 359   int dragType;
 360   int key,okey;
 361
 362   switch (e->e)
 363   {
 364     case wimp_EREDRAW:
 365       r.w=w->h;
 366       wimpt_noerr(wimp_redraw_wind(&r,&more)); /* Start the redraw         */
 367       window__redraw(w,&r,&more);
 368       break;
 369     case wimp_EOPEN:
 370
 371       /* --- Handle rubbery extents --- *
 372        *
 373        * We've got to make sure the window's not scrolling here, otherwise
 374        * very strange things start happening.
 375        */
 376
 377       if (e->data.o.x<=w->def->desc.w.scx &&
 378           e->data.o.y>=w->def->desc.w.scy)
 379       {
 380         r.w=e->data.o.w;
 381         r.box=w->tex;
 382         if (tst(w->def->desc.w.flags,14))
 383         {
 384           r.box.x0=w->def->desc.w.ex.x0;
 385           r.box.x1=max2(w->def->desc.w.ex.x1,e->data.o.x+e->data.o.box.x1-
 386                                                          e->data.o.box.x0);
 387         }
 388         if (tst(w->def->desc.w.flags,15))
 389         {
 390           r.box.y1=w->def->desc.w.ex.y1;
 391           r.box.y0=min2(w->def->desc.w.ex.y0,e->data.o.y-e->data.o.box.y1+
 392                                                          e->data.o.box.y0);
 393         }
 394         if (memcmp(&r.box,&w->tex,sizeof(wimp_box)))
 395         {
 396           wimpt_noerr(wimp_set_extent(&r));
 397           w->tex=r.box;
 398         }
 399       }
 400
 401       if (window_selectionOwner()==w)
 402         window__setToolBarPositions(&e->data.o);
 403       else
 404         wimpt_noerr(wimp_open_wind(&e->data.o));
 405       w->def->desc.w.box=e->data.o.box; /* Copy the information down       */
 406       w->def->desc.w.scx=e->data.o.x;
 407       w->def->desc.w.scy=e->data.o.y;
 408       w->def->desc.w.behind=e->data.o.behind;
 409       if (!w->t->alts)           /* Moving the window alters the template  */
 410         tfile_markAsAltered(w->t); /* But only if not already altered      */
 411       editWindow_windowMoved(w);
 412       if (wimpt_justChangedMode() && w->antiAliased)
 413       {
 414         if (wnd=window__recreate(w),!wnd)
 415           return;
 416         win_register_event_handler(wnd,window__events,w);
 417         wimpt_noerr(wimp_get_wind_state(w->h,&s));
 418         wimpt_noerr(wimp_delete_wind(w->h));
 419         win_register_event_handler(w->h,0,0);
 420         win_activedec();
 421         w->h=wnd;
 422         s.o.w=w->h;
 423         wimpt_noerr(wimp_open_wind(&s.o));
 424       }
 425       break;
 426     case wimp_ECLOSE:
 427       window_close(w);
 428       break;
 429     case wimp_EBUT:
 430       if (window__qDragType()!=-1)
 431         break;
 432       switch (e->data.but.m.bbits)
 433       {
 434          case wimp_BMID:
 435           wimpt_noerr(wimp_get_wind_state(w->h,&s));
 436           ox=s.o.box.x0-s.o.x;
 437           oy=s.o.box.y1-s.o.y;
 438           window__showMenu(e->data.but.m.x-ox,e->data.but.m.y-oy,w);
 439           break;
 440         case wimp_BLEFT:
 441           if (!(akbd_pollsh() && (w->lastClicked!=-1)) &&
 442               !w->renumber &&
 443               (!gPrefs_current()->mCtrlEdit || akbd_pollctl()))
 444           {
 445             i=window__pointerInfo(w,-1,TRUE);
 446             if ((i & window__ZONEMASK)==window__HORGUIDE ||
 447                 (i & window__ZONEMASK)==window__VERGUIDE)
 448               break;
 449             if (i!=-1)
 450               editIcon(w,i&window__ICONMASK);
 451             else
 452             {
 453               i=window__pointerInfo(w,-1,FALSE);
 454               if (i!=-1)
 455                 editIcon(w,i);
 456               else
 457                 editWindow(w);
 458             }
 459             break;
 460           }
 461           /* Otherwise drop through to select... */
 462         case wimp_BRIGHT:
 463           /* Treat this as a normal click - drop to select */
 464         case wimp_BCLICKLEFT:
 465         case wimp_BCLICKRIGHT:
 466
 467           /* --- if we're in the toolbox, or grab mode, ignore click --- */
 468
 469           if (toolbox_toolSelected() || window_grabbing())
 470           {
 471             dontDrag=TRUE;      /* The WIMP gives a drag on grab sprites!  */
 472             break;
 473           }
 474
 475           /* --- give this window the selection, tool bars, and caret --- */
 476
 477           window__gainSelection(w);
 478
 479           /* --- special case for renumbering --- */
 480
 481           if (w->renumber)
 482           {
 483             i=window__pointerInfo(w,-1,FALSE);
 484             if (!(i & window__ZONEMASK) && w->def->i[i].selected)
 485             {
 486               set=window__lowestSelected(w);
 487               window__select(w,i,FALSE);
 488               icd=w->def->i[i];
 489               w->def->i[i]=w->def->i[set];
 490               w->def->i[set]=icd;
 491               window_redrawIcon(w,i);
 492               window_redrawIcon(w,set);
 493               tfile_markAsAltered(w->t);
 494               if (w->selno)
 495                 window__nextRenumber(w);
 496               else
 497                 window__renumber(w,FALSE);
 498             }
 499             window__updateMenu(w); /* May have changed focus */
 500             break;
 501           }
 502
 503           /* --- handle depthwise selection - no problem with guides --- */
 504           /* --- because we know the pointer is over an icon --- */
 505
 506           if (akbd_pollsh() &&
 507               w->lastClicked!=-1 &&
 508               window__pointerOverIcon(w,w->lastClicked))
 509           {
 510             i=w->lastClicked;
 511             w->lastClicked=window__pointerInfo(w,w->lastClicked,FALSE);
 512             if (i!=w->lastClicked)
 513             {
 514               if (i==window__selectedIcon())
 515                 window__setSelectedIconDeselecting(w->lastClicked);
 516               else
 517               {
 518                 window__select(w,i,FALSE);
 519                 window__select(w,w->lastClicked,TRUE);
 520               }
 521             }
 522             dontDrag=TRUE;
 523             window__updateMenu(w);
 524             break;
 525           }
 526
 527           /* --- this is the complicated bit.  ADJUST should just --- */
 528           /* --- toggle the object.  So do this, but remember, it --- */
 529           /* --- could have been a double-click --- */
 530
 531           if (e->data.but.m.bbits==wimp_BCLICKRIGHT ||
 532               e->data.but.m.bbits==wimp_BRIGHT)
 533           {
 534             i=window__pointerInfo(w,-1,FALSE);
 535             if (i != -1 && (i & window__ZONEMASK)) {
 536               i &= window__ICONMASK;
 537               w->guide[i].selected=!w->guide[i].selected;
 538               window__redrawGuide(w,i);
 539               dontDrag=TRUE;
 540             } else {
 541               if (i!=-1)
 542               {
 543                 window__select(w,i,!w->def->i[i].selected);
 544                 w->lastClicked=i;
 545                 dontDrag=TRUE;
 546               }
 547               else
 548                 dontDrag=FALSE;
 549             }
 550             window__updateMenu(w);
 551             break;
 552           }
 553
 554           /* --- now we're left with a SELECT click.  If this is the --- */
 555           /* --- start of a drag, then ignore it, otherwise do normal --- */
 556           /* --- SELECT-type things (deselecting other icons etc.) --- */
 557
 558           i=window__pointerInfo(w,-1,TRUE);
 559           if (i==-1)
 560           {
 561             i=window__pointerInfo(w,-1,FALSE);
 562             zone=-1;
 563           }
 564           else
 565           {
 566             zone=i & window__ZONEMASK;
 567             i&=window__ICONMASK;
 568           }
 569           w->lastClicked=i;
 570
 571           switch (zone)
 572           {
 573             case -1:             /* Not previously selected                */
 574               if (w->lastClicked!=-1)
 575                 window__setSelectedIconDeselecting(w->lastClicked);
 576               for (i=0;i<w->def->desc.w.nicons;i++)
 577               {
 578                 if (i!=w->lastClicked)
 579                   window__select(w,i,FALSE);
 580               }
 581               dontDrag=FALSE;
 582               break;
 583             case window__HORGUIDE:
 584             case window__VERGUIDE:
 585               if (!w->guide[i].selected)
 586               {
 587                 for (i=0;i<glass_GUIDELIMIT;i++)
 588                 {
 589                   if (w->guide[i].selected)
 590                   {
 591                     w->guide[i].selected=FALSE;
 592                     window__redrawGuide(w,i);
 593                   }
 594                 }
 595                 w->guide[w->lastClicked].selected=TRUE;
 596                 window__redrawGuide(w,w->lastClicked);
 597               }
 598               dontDrag=FALSE;
 599               break;
 600             default:
 601               /* --- Any other zones we ignore - these are for drag --- */
 602               /* --- operations --- */
 603               window__setSelectedIcon(w->lastClicked);
 604               dontDrag=FALSE;
 605               break;
 606           }
 607           window__updateMenu(w);
 608           break;
 609         case wimp_BDRAGLEFT:
 610         case wimp_BDRAGRIGHT:
 611           if (dontDrag ||
 612               toolbox_toolSelected() ||
 613               window_grabbing() ||
 614               w->renumber)
 615             break;
 616
 617           /* --- YARB -- Yet Another RISC OS Bug --- *
 618            *
 619            * In a terribly cunning way, the WIMP gives me drag events even
 620            * when the mouse button is up and the user didn't drag at all.
 621            * This is phenomenally irritating, and so, hi-ho, a bodging we
 622            * will go...
 623            */
 624
 625           bbc_mouse(0,0,&i,0);
 626           if (!i)
 627             return;
 628
 629           if (e->data.but.m.bbits==wimp_BDRAGLEFT)
 630           {
 631             i=window__pointerInfo(w,-1,TRUE);
 632             if (i == -1)
 633               dragType = window__SELECT;
 634             else
 635               dragType=i & window__ZONEMASK;
 636           }
 637           else
 638             dragType=window__SELECT;
 639           switch (dragType)
 640           {
 641             case window__SELECT:
 642             case window__HORGUIDE:
 643             case window__VERGUIDE:
 644               break;
 645             default:
 646               for (i=0;i<w->def->desc.w.nicons;i++)
 647               {
 648                 if (w->def->i[i].selected)
 649                 {
 650                   window_boundingBox(w,i,&b);
 651                   if (!started)
 652                   {
 653                     bound=b;
 654                     started=TRUE;
 655                   }
 656                   else
 657                   {
 658                     if (bound.x0>b.x0)
 659                       bound.x0=b.x0;
 660                     if (bound.x1<b.x1)
 661                       bound.x1=b.x1;
 662                     if (bound.y0>b.y0)
 663                       bound.y0=b.y0;
 664                     if (bound.y1<b.y1)
 665                       bound.y1=b.y1;
 666                   }
 667                 }
 668               }
 669               bound.x1-=wimpt_dx();
 670               bound.y1-=wimpt_dy();
 671               break;
 672           }
 673           wimpt_noerr(wimp_get_wind_state(w->h,&s));
 674           ox=s.o.box.x0-s.o.x;
 675           oy=s.o.box.y1-s.o.y;
 676           window__startDrag(dragType,
 677                             &bound,
 678                             w,
 679                             e->data.but.m.x-ox,
 680                             e->data.but.m.y-oy);
 681           break;
 682       }
 683       break;
 684     case wimp_EPTRLEAVE:
 685       w->ownPointer=FALSE;
 686       win_removeIdleClaimer(window__winIdles,w);
 687       window__updateInfoBar(FALSE);
 688       window__setPtrShape(window__SELECT);
 689       break;
 690     case wimp_EPTRENTER:
 691       w->ownPointer=TRUE;
 692       win_addIdleClaimer(window__winIdles,win_DONTCARE,w);
 693       if (window__qDragType()==window__GRABICON && !window__dragWind())
 694         window__setDragWind(w);
 695       break;
 696     case wimp_EKEY:
 697       key=akbd_translate(e->data.key.chcode);
 698       while (key!=-1)
 699       {
 700         okey=key;
 701         key=-1;
 702         switch (okey)
 703         {
 704
 705           /* --- Normal short-cuts, simulate menu entries --- */
 706
 707           case key_cF1:
 708             window__simMenu(w,glass_TWMISC,glass_TWMINFO);
 709             break;
 710           case key_cW:
 711             window__simMenu(w,glass_TWMISC,glass_TWMEDITWIN);
 712             break;
 713           case key_cT:
 714             window__simMenu(w,glass_TWMISC,glass_TWMTEST);
 715             break;
 716           case key_cF2:
 717             window__simMenu(w,glass_TWMISC,glass_TWMCLOSE);
 718             break;
 719           case key_F3:
 720             window__simMenu(w,glass_TWSAVE,0);
 721             break;
 722           case key_cA:
 723             window__simMenu(w,glass_TWSELECT,glass_TWSALL);
 724             break;
 725           case key_cZ:
 726             window__simMenu(w,glass_TWSELECT,glass_TWSCLR);
 727             break;
 728           case key_cC:
 729             window__simMenu(w,glass_TWSELECT,glass_TWSCOPY);
 730             break;
 731           case key_cX:
 732             window__simMenu(w,glass_TWSELECT,glass_TWSDEL);
 733             break;
 734           case key_cR:
 735             window__simMenu(w,glass_TWSELECT,glass_TWSORDER);
 736             break;
 737           case key_scF:
 738             window__simMenu(w,glass_TWSELECT,glass_TWSFRONT);
 739             break;
 740           case key_cF:
 741             window__simMenu(w,glass_TWSELECT,glass_TWSRAISE);
 742             break;
 743           case key_cB:
 744             window__simMenu(w,glass_TWSELECT,glass_TWSLOWER);
 745             break;
 746           case key_scB:
 747             window__simMenu(w,glass_TWSELECT,glass_TWSBACK);
 748             break;
 749           case key_cP:
 750             window__simMenu(w,glass_TWSELECT,glass_TWSPULL);
 751             break;
 752           case key_cL:
 753             window__simMenu(w,glass_TWSELECT,glass_TWSALIGN);
 754             break;
 755           case key_scE:
 756             tearEdit_open();
 757             break;
 758           case key_cE:
 759             window__simMenu(w,glass_TWSELECT,glass_TWSEDIT);
 760             break;
 761         #ifdef glass_NOTLAZY
 762           case key_cD:
 763             window__simMenu(w,glass_TWSELECT,glass_TWSDATA);
 764             break;
 765         #endif
 766           case key_cN:
 767             window__simMenu(w,glass_TWICON,glass_TWINEW);
 768             break;
 769           case key_cG:
 770             window__simMenu(w,glass_TWICON,glass_TWIGRAB);
 771             break;
 772
 773           /* --- Cursor keys -- move icons around --- */
 774
 775           /* No modifiers -- move the whole icon */
 776
 777           case key_Up:
 778             b.y0=b.y1=window__keyAhead(okey,&key);
 779             b.x0=b.x1=0;
 780             window__nudgeIcons(w,&b);
 781             break;
 782           case key_Down:
 783             b.y0=b.y1=-window__keyAhead(okey,&key);
 784             b.x0=b.x1=0;
 785             window__nudgeIcons(w,&b);
 786             break;
 787           case key_Left:
 788             b.y0=b.y1=0;
 789             b.x0=b.x1=-window__keyAhead(okey,&key);
 790             window__nudgeIcons(w,&b);
 791             break;
 792           case key_Right:
 793             b.y0=b.y1=0;
 794             b.x0=b.x1=window__keyAhead(okey,&key);
 795             window__nudgeIcons(w,&b);
 796             break;
 797
 798           /* Control pressed -- move the most significant edge */
 799
 800           case key_cUp:
 801             b.y1=window__keyAhead(okey,&key);
 802             b.x0=b.x1=b.y0=0;
 803             window__nudgeIcons(w,&b);
 804             break;
 805           case key_cDown:
 806             b.y1=-window__keyAhead(okey,&key);
 807             b.x0=b.x1=b.y0=0;
 808             window__nudgeIcons(w,&b);
 809             break;
 810           case key_cLeft:
 811             b.x1=-window__keyAhead(okey,&key);
 812             b.y0=b.y1=b.x0=0;
 813             window__nudgeIcons(w,&b);
 814             break;
 815           case key_cRight:
 816             b.x1=window__keyAhead(okey,&key);
 817             b.y0=b.y1=b.x0=0;
 818             window__nudgeIcons(w,&b);
 819             break;
 820
 821           /* Shift pressed -- move the least significant edge */
 822
 823           case key_sUp:
 824             b.y0=window__keyAhead(okey,&key);
 825             b.x0=b.x1=b.y1=0;
 826             window__nudgeIcons(w,&b);
 827             break;
 828           case key_sDown:
 829             b.y0=-window__keyAhead(okey,&key);
 830             b.x0=b.x1=b.y1=0;
 831             window__nudgeIcons(w,&b);
 832             break;
 833           case key_sLeft:
 834             b.x0=-window__keyAhead(okey,&key);
 835             b.y0=b.y1=b.x1=0;
 836             window__nudgeIcons(w,&b);
 837             break;
 838           case key_sRight:
 839             b.x0=window__keyAhead(okey,&key);
 840             b.y0=b.y1=b.x1=0;
 841             window__nudgeIcons(w,&b);
 842             break;
 843
 844           /* Shift and control pressed -- scroll the window --- */
 845
 846           case key_scUp:
 847             window__nudgeScroll(w,0,window__keyAhead(okey,&key));
 848             break;
 849           case key_scDown:
 850             window__nudgeScroll(w,0,-window__keyAhead(okey,&key));
 851             break;
 852           case key_scLeft:
 853             window__nudgeScroll(w,-window__keyAhead(okey,&key),0);
 854             break;
 855           case key_scRight:
 856             window__nudgeScroll(w,window__keyAhead(okey,&key),0);
 857             break;
 858
 859           /* --- No match -- pass on keypress --- */
 860
 861           default:
 862             wimp_processkey(e->data.key.chcode);
 863             break;
 864         }
 865       }
 866       break;
 867     case wimp_ESEND:
 868     case wimp_ESENDWANTACK:
 869       switch (e->data.msg.hdr.action)
 870       {
 871         case wimp_MHELPREQUEST:
 872           help_startHelp();
 873           help_addLine(msgs_lookup("wdhWIN"),w->id);
 874           if (i=window__pointerInfo(w,-1,FALSE),i!=-1)
 875             help_addLine(msgs_lookup("wdhICN"),i);
 876           else
 877             help_addLine(msgs_lookup("wdhBKG"));
 878           help_endHelp();
 879           break;
 880         case wimp_MINTERNAL:
 881           m=intMsgs_receive(e);
 882           switch (e->data.msg.data.words[0])
 883           {
 884             case glass_REDRAW:
 885               if (m->rdr.t==w->t || m->rdr.t==0)
 886               {
 887                 wimpt_noerr(wimp_get_wind_state(w->h,&s));
 888                 r.w=w->h;
 889                 r.box.x0=s.o.x;
 890                 r.box.x1=r.box.x0+s.o.box.x1-s.o.box.x0;
 891                 r.box.y1=s.o.y;
 892                 r.box.y0=r.box.y1+s.o.box.y0-s.o.box.y1;
 893                 wimpt_noerr(wimp_force_redraw(&r));
 894               }
 895               break;
 896             case glass_RENAME:
 897               if (m->rn.w==w && w==window_selectionOwner())
 898                 window__updateInfoName(w->id);
 899               break;
 900             case glass_SPRITECHANGE:
 901               if (m->sc.t==w->t)
 902               {
 903                 wimpt_noerr(wimp_get_caret_pos(&c));
 904                 if (wnd=window__recreate(w),!wnd)
 905                   return;
 906                 if (c.w==w->h)
 907                   c.w=wnd;
 908               #ifndef glass_DEMO
 909                 win_register_event_handler(wnd,
 910                         w->testMode ? window__testEvents : window__events,w);
 911               #else
 912                 win_register_event_handler(wnd,window__events,w);
 913               #endif
 914                 wimpt_noerr(wimp_get_wind_state(w->h,&s));
 915                 wimpt_noerr(wimp_delete_wind(w->h));
 916                 win_register_event_handler(w->h,0,0);
 917                 win_activedec();
 918                 w->h=wnd;
 919                 s.o.w=w->h;
 920                 wimpt_noerr(wimp_open_wind(&s.o));
 921                 if (c.w==wnd)
 922                   wimp_set_caret_pos(&c);
 923               }
 924               break;
 925           }
 926           break;
 927       }
 928       break;
 929   }
 930 }