ext/scintilla/src/ScintillaBase.cxx

   1 // Scintilla source code edit control
   2 /** @file ScintillaBase.cxx
   3  ** An enhanced subclass of Editor with calltips, autocomplete and context menu.
   4  **/
   5 // Copyright 1998-2003 by Neil Hodgson <neilh@scintilla.org>
   6 // The License.txt file describes the conditions under which this software may be distributed.
   7
   8 #include <stdlib.h>
   9 #include <string.h>
  10 #include <stdio.h>
  11 #include <ctype.h>
  12
  13 #include "Platform.h"
  14
  15 #include "Scintilla.h"
  16 #include "PropSet.h"
  17 #ifdef SCI_LEXER
  18 #include "SciLexer.h"
  19 #include "Accessor.h"
  20 #include "DocumentAccessor.h"
  21 #include "KeyWords.h"
  22 #endif
  23 #include "SplitVector.h"
  24 #include "Partitioning.h"
  25 #include "RunStyles.h"
  26 #include "ContractionState.h"
  27 #include "CellBuffer.h"
  28 #include "CallTip.h"
  29 #include "KeyMap.h"
  30 #include "Indicator.h"
  31 #include "XPM.h"
  32 #include "LineMarker.h"
  33 #include "Style.h"
  34 #include "ViewStyle.h"
  35 #include "AutoComplete.h"
  36 #include "CharClassify.h"
  37 #include "Decoration.h"
  38 #include "Document.h"
  39 #include "PositionCache.h"
  40 #include "Editor.h"
  41 #include "ScintillaBase.h"
  42
  43 #ifdef SCI_NAMESPACE
  44 using namespace Scintilla;
  45 #endif
  46
  47 ScintillaBase::ScintillaBase() {
  48         displayPopupMenu = true;
  49         listType = 0;
  50         maxListWidth = 0;
  51 #ifdef SCI_LEXER
  52         lexLanguage = SCLEX_CONTAINER;
  53         performingStyle = false;
  54         lexCurrent = 0;
  55         for (int wl = 0;wl < numWordLists;wl++)
  56                 keyWordLists[wl] = new WordList;
  57         keyWordLists[numWordLists] = 0;
  58 #endif
  59 }
  60
  61 ScintillaBase::~ScintillaBase() {
  62 #ifdef SCI_LEXER
  63         for (int wl = 0;wl < numWordLists;wl++)
  64                 delete keyWordLists[wl];
  65 #endif
  66 }
  67
  68 void ScintillaBase::Finalise() {
  69         Editor::Finalise();
  70         popup.Destroy();
  71 }
  72
  73 void ScintillaBase::RefreshColourPalette(Palette &pal, bool want) {
  74         Editor::RefreshColourPalette(pal, want);
  75         ct.RefreshColourPalette(pal, want);
  76 }
  77
  78 void ScintillaBase::AddCharUTF(char *s, unsigned int len, bool treatAsDBCS) {
  79         bool isFillUp = ac.Active() && ac.IsFillUpChar(*s);
  80         if (!isFillUp) {
  81                 Editor::AddCharUTF(s, len, treatAsDBCS);
  82         }
  83         if (ac.Active()) {
  84                 AutoCompleteCharacterAdded(s[0]);
  85                 // For fill ups add the character after the autocompletion has
  86                 // triggered so containers see the key so can display a calltip.
  87                 if (isFillUp) {
  88                         Editor::AddCharUTF(s, len, treatAsDBCS);
  89                 }
  90         }
  91 }
  92
  93 void ScintillaBase::Command(int cmdId) {
  94
  95         switch (cmdId) {
  96
  97         case idAutoComplete:    // Nothing to do
  98
  99                 break;
 100
 101         case idCallTip:         // Nothing to do
 102
 103                 break;
 104
 105         case idcmdUndo:
 106                 WndProc(SCI_UNDO, 0, 0);
 107                 break;
 108
 109         case idcmdRedo:
 110                 WndProc(SCI_REDO, 0, 0);
 111                 break;
 112
 113         case idcmdCut:
 114                 WndProc(SCI_CUT, 0, 0);
 115                 break;
 116
 117         case idcmdCopy:
 118                 WndProc(SCI_COPY, 0, 0);
 119                 break;
 120
 121         case idcmdPaste:
 122                 WndProc(SCI_PASTE, 0, 0);
 123                 break;
 124
 125         case idcmdDelete:
 126                 WndProc(SCI_CLEAR, 0, 0);
 127                 break;
 128
 129         case idcmdSelectAll:
 130                 WndProc(SCI_SELECTALL, 0, 0);
 131                 break;
 132         }
 133 }
 134
 135 int ScintillaBase::KeyCommand(unsigned int iMessage) {
 136         // Most key commands cancel autocompletion mode
 137         if (ac.Active()) {
 138                 switch (iMessage) {
 139                         // Except for these
 140                 case SCI_LINEDOWN:
 141                         AutoCompleteMove(1);
 142                         return 0;
 143                 case SCI_LINEUP:
 144                         AutoCompleteMove( -1);
 145                         return 0;
 146                 case SCI_PAGEDOWN:
 147                         AutoCompleteMove(5);
 148                         return 0;
 149                 case SCI_PAGEUP:
 150                         AutoCompleteMove( -5);
 151                         return 0;
 152                 case SCI_VCHOME:
 153                         AutoCompleteMove( -5000);
 154                         return 0;
 155                 case SCI_LINEEND:
 156                         AutoCompleteMove(5000);
 157                         return 0;
 158                 case SCI_DELETEBACK:
 159                         DelCharBack(true);
 160                         AutoCompleteCharacterDeleted();
 161                         EnsureCaretVisible();
 162                         return 0;
 163                 case SCI_DELETEBACKNOTLINE:
 164                         DelCharBack(false);
 165                         AutoCompleteCharacterDeleted();
 166                         EnsureCaretVisible();
 167                         return 0;
 168                 case SCI_TAB:
 169                         AutoCompleteCompleted();
 170                         return 0;
 171                 case SCI_NEWLINE:
 172                         AutoCompleteCompleted();
 173                         return 0;
 174
 175                 default:
 176                         AutoCompleteCancel();
 177                 }
 178         }
 179
 180         if (ct.inCallTipMode) {
 181                 if (
 182                     (iMessage != SCI_CHARLEFT) &&
 183                     (iMessage != SCI_CHARLEFTEXTEND) &&
 184                     (iMessage != SCI_CHARRIGHT) &&
 185                     (iMessage != SCI_CHARRIGHTEXTEND) &&
 186                     (iMessage != SCI_EDITTOGGLEOVERTYPE) &&
 187                     (iMessage != SCI_DELETEBACK) &&
 188                     (iMessage != SCI_DELETEBACKNOTLINE)
 189                 ) {
 190                         ct.CallTipCancel();
 191                 }
 192                 if ((iMessage == SCI_DELETEBACK) || (iMessage == SCI_DELETEBACKNOTLINE)) {
 193                         if (currentPos <= ct.posStartCallTip) {
 194                                 ct.CallTipCancel();
 195                         }
 196                 }
 197         }
 198         return Editor::KeyCommand(iMessage);
 199 }
 200
 201 void ScintillaBase::AutoCompleteDoubleClick(void* p) {
 202         ScintillaBase* sci = reinterpret_cast<ScintillaBase*>(p);
 203         sci->AutoCompleteCompleted();
 204 }
 205
 206 void ScintillaBase::AutoCompleteStart(int lenEntered, const char *list) {
 207         //Platform::DebugPrintf("AutoComplete %s\n", list);
 208         ct.CallTipCancel();
 209
 210         if (ac.chooseSingle && (listType == 0)) {
 211                 if (list && !strchr(list, ac.GetSeparator())) {
 212                         const char *typeSep = strchr(list, ac.GetTypesep());
 213                         size_t lenInsert = (typeSep) ? (typeSep-list) : strlen(list);
 214                         if (ac.ignoreCase) {
 215                                 SetEmptySelection(currentPos - lenEntered);
 216                                 pdoc->DeleteChars(currentPos, lenEntered);
 217                                 SetEmptySelection(currentPos);
 218                                 pdoc->InsertString(currentPos, list, lenInsert);
 219                                 SetEmptySelection(currentPos + lenInsert);
 220                         } else {
 221                                 SetEmptySelection(currentPos);
 222                                 pdoc->InsertString(currentPos, list + lenEntered, lenInsert - lenEntered);
 223                                 SetEmptySelection(currentPos + lenInsert - lenEntered);
 224                         }
 225                         return;
 226                 }
 227         }
 228         ac.Start(wMain, idAutoComplete, currentPos, LocationFromPosition(currentPos),
 229                                 lenEntered, vs.lineHeight, IsUnicodeMode());
 230
 231         PRectangle rcClient = GetClientRectangle();
 232         Point pt = LocationFromPosition(currentPos - lenEntered);
 233         PRectangle rcPopupBounds = wMain.GetMonitorRect(pt);
 234         if (rcPopupBounds.Height() == 0)
 235                 rcPopupBounds = rcClient;
 236
 237         int heightLB = 100;
 238         int widthLB = 100;
 239         if (pt.x >= rcClient.right - widthLB) {
 240                 HorizontalScrollTo(xOffset + pt.x - rcClient.right + widthLB);
 241                 Redraw();
 242                 pt = LocationFromPosition(currentPos);
 243         }
 244         PRectangle rcac;
 245         rcac.left = pt.x - ac.lb->CaretFromEdge();
 246         if (pt.y >= rcPopupBounds.bottom - heightLB &&  // Wont fit below.
 247                 pt.y >= (rcPopupBounds.bottom + rcPopupBounds.top) / 2) { // and there is more room above.
 248                 rcac.top = pt.y - heightLB;
 249                 if (rcac.top < rcPopupBounds.top) {
 250                         heightLB -= (rcPopupBounds.top - rcac.top);
 251                         rcac.top = rcPopupBounds.top;
 252                 }
 253         } else {
 254                 rcac.top = pt.y + vs.lineHeight;
 255         }
 256         rcac.right = rcac.left + widthLB;
 257         rcac.bottom = Platform::Minimum(rcac.top + heightLB, rcPopupBounds.bottom);
 258         ac.lb->SetPositionRelative(rcac, wMain);
 259         ac.lb->SetFont(vs.styles[STYLE_DEFAULT].font);
 260         unsigned int aveCharWidth = vs.styles[STYLE_DEFAULT].aveCharWidth;
 261         ac.lb->SetAverageCharWidth(aveCharWidth);
 262         ac.lb->SetDoubleClickAction(AutoCompleteDoubleClick, this);
 263
 264         ac.SetList(list);
 265
 266         // Fiddle the position of the list so it is right next to the target and wide enough for all its strings
 267         PRectangle rcList = ac.lb->GetDesiredRect();
 268         int heightAlloced = rcList.bottom - rcList.top;
 269         widthLB = Platform::Maximum(widthLB, rcList.right - rcList.left);
 270         if (maxListWidth != 0)
 271                 widthLB = Platform::Minimum(widthLB, aveCharWidth*maxListWidth);
 272         // Make an allowance for large strings in list
 273         rcList.left = pt.x - ac.lb->CaretFromEdge();
 274         rcList.right = rcList.left + widthLB;
 275         if (((pt.y + vs.lineHeight) >= (rcPopupBounds.bottom - heightAlloced)) &&  // Wont fit below.
 276                 ((pt.y + vs.lineHeight / 2) >= (rcPopupBounds.bottom + rcPopupBounds.top) / 2)) { // and there is more room above.
 277                 rcList.top = pt.y - heightAlloced;
 278         } else {
 279                 rcList.top = pt.y + vs.lineHeight;
 280         }
 281         rcList.bottom = rcList.top + heightAlloced;
 282         ac.lb->SetPositionRelative(rcList, wMain);
 283         ac.Show(true);
 284         if (lenEntered != 0) {
 285                 AutoCompleteMoveToCurrentWord();
 286         }
 287 }
 288
 289 void ScintillaBase::AutoCompleteCancel() {
 290         if (ac.Active()) {
 291                 SCNotification scn = {0};
 292                 scn.nmhdr.code = SCN_AUTOCCANCELLED;
 293                 scn.wParam = 0;
 294                 scn.listType = 0;
 295                 NotifyParent(scn);
 296         }
 297         ac.Cancel();
 298 }
 299
 300 void ScintillaBase::AutoCompleteMove(int delta) {
 301         ac.Move(delta);
 302 }
 303
 304 void ScintillaBase::AutoCompleteMoveToCurrentWord() {
 305         char wordCurrent[1000];
 306         int i;
 307         int startWord = ac.posStart - ac.startLen;
 308         for (i = startWord; i < currentPos && i - startWord < 1000; i++)
 309                 wordCurrent[i - startWord] = pdoc->CharAt(i);
 310         wordCurrent[Platform::Minimum(i - startWord, 999)] = '\0';
 311         ac.Select(wordCurrent);
 312 }
 313
 314 void ScintillaBase::AutoCompleteCharacterAdded(char ch) {
 315         if (ac.IsFillUpChar(ch)) {
 316                 AutoCompleteCompleted();
 317         } else if (ac.IsStopChar(ch)) {
 318                 AutoCompleteCancel();
 319         } else {
 320                 AutoCompleteMoveToCurrentWord();
 321         }
 322 }
 323
 324 void ScintillaBase::AutoCompleteCharacterDeleted() {
 325         if (currentPos < ac.posStart - ac.startLen) {
 326                 AutoCompleteCancel();
 327         } else if (ac.cancelAtStartPos && (currentPos <= ac.posStart)) {
 328                 AutoCompleteCancel();
 329         } else {
 330                 AutoCompleteMoveToCurrentWord();
 331         }
 332 }
 333
 334 void ScintillaBase::AutoCompleteCompleted() {
 335         int item = ac.lb->GetSelection();
 336         char selected[1000];
 337         selected[0] = '\0';
 338         if (item != -1) {
 339                 ac.lb->GetValue(item, selected, sizeof(selected));
 340         } else {
 341                 AutoCompleteCancel();
 342                 return;
 343         }
 344
 345         ac.Show(false);
 346
 347         listSelected = selected;
 348         SCNotification scn = {0};
 349         scn.nmhdr.code = listType > 0 ? SCN_USERLISTSELECTION : SCN_AUTOCSELECTION;
 350         scn.message = 0;
 351         scn.wParam = listType;
 352         scn.listType = listType;
 353         Position firstPos = ac.posStart - ac.startLen;
 354         scn.lParam = firstPos;
 355         scn.text = listSelected.c_str();
 356         NotifyParent(scn);
 357
 358         if (!ac.Active())
 359                 return;
 360         ac.Cancel();
 361
 362         if (listType > 0)
 363                 return;
 364
 365         Position endPos = currentPos;
 366         if (ac.dropRestOfWord)
 367                 endPos = pdoc->ExtendWordSelect(endPos, 1, true);
 368         if (endPos < firstPos)
 369                 return;
 370         pdoc->BeginUndoAction();
 371         if (endPos != firstPos) {
 372                 pdoc->DeleteChars(firstPos, endPos - firstPos);
 373         }
 374         SetEmptySelection(ac.posStart);
 375         if (item != -1) {
 376                 SString piece = selected;
 377                 pdoc->InsertCString(firstPos, piece.c_str());
 378                 SetEmptySelection(firstPos + static_cast<int>(piece.length()));
 379         }
 380         pdoc->EndUndoAction();
 381 }
 382
 383 int ScintillaBase::AutoCompleteGetCurrent() {
 384         return ac.lb->GetSelection();
 385 }
 386
 387 void ScintillaBase::CallTipShow(Point pt, const char *defn) {
 388         ac.Cancel();
 389         pt.y += vs.lineHeight;
 390         // If container knows about STYLE_CALLTIP then use it in place of the
 391         // STYLE_DEFAULT for the face name, size and character set. Also use it
 392         // for the foreground and background colour.
 393         int ctStyle = ct.UseStyleCallTip() ? STYLE_CALLTIP : STYLE_DEFAULT;
 394         if (ct.UseStyleCallTip()) {
 395                 ct.SetForeBack(vs.styles[STYLE_CALLTIP].fore, vs.styles[STYLE_CALLTIP].back);
 396         }
 397         PRectangle rc = ct.CallTipStart(currentPos, pt,
 398                 defn,
 399                 vs.styles[ctStyle].fontName,
 400                 vs.styles[ctStyle].sizeZoomed,
 401                 CodePage(),
 402                 vs.styles[ctStyle].characterSet,
 403                 wMain);
 404         // If the call-tip window would be out of the client
 405         // space, adjust so it displays above the text.
 406         PRectangle rcClient = GetClientRectangle();
 407         if (rc.bottom > rcClient.bottom) {
 408                 int offset = vs.lineHeight + rc.Height();
 409                 rc.top -= offset;
 410                 rc.bottom -= offset;
 411         }
 412         // Now display the window.
 413         CreateCallTipWindow(rc);
 414         ct.wCallTip.SetPositionRelative(rc, wMain);
 415         ct.wCallTip.Show();
 416 }
 417
 418 void ScintillaBase::CallTipClick() {
 419         SCNotification scn = {0};
 420         scn.nmhdr.code = SCN_CALLTIPCLICK;
 421         scn.position = ct.clickPlace;
 422         NotifyParent(scn);
 423 }
 424
 425 void ScintillaBase::ContextMenu(Point pt) {
 426         if (displayPopupMenu) {
 427                 bool writable = !WndProc(SCI_GETREADONLY, 0, 0);
 428                 popup.CreatePopUp();
 429                 AddToPopUp("Undo", idcmdUndo, writable && pdoc->CanUndo());
 430                 AddToPopUp("Redo", idcmdRedo, writable && pdoc->CanRedo());
 431                 AddToPopUp("");
 432                 AddToPopUp("Cut", idcmdCut, writable && currentPos != anchor);
 433                 AddToPopUp("Copy", idcmdCopy, currentPos != anchor);
 434                 AddToPopUp("Paste", idcmdPaste, writable && WndProc(SCI_CANPASTE, 0, 0));
 435                 AddToPopUp("Delete", idcmdDelete, writable && currentPos != anchor);
 436                 AddToPopUp("");
 437                 AddToPopUp("Select All", idcmdSelectAll);
 438                 popup.Show(pt, wMain);
 439         }
 440 }
 441
 442 void ScintillaBase::CancelModes() {
 443         AutoCompleteCancel();
 444         ct.CallTipCancel();
 445         Editor::CancelModes();
 446 }
 447
 448 void ScintillaBase::ButtonDown(Point pt, unsigned int curTime, bool shift, bool ctrl, bool alt) {
 449         CancelModes();
 450         Editor::ButtonDown(pt, curTime, shift, ctrl, alt);
 451 }
 452
 453 #ifdef SCI_LEXER
 454 void ScintillaBase::SetLexer(uptr_t wParam) {
 455         lexLanguage = wParam;
 456         lexCurrent = LexerModule::Find(lexLanguage);
 457         if (!lexCurrent)
 458                 lexCurrent = LexerModule::Find(SCLEX_NULL);
 459 }
 460
 461 void ScintillaBase::SetLexerLanguage(const char *languageName) {
 462         lexLanguage = SCLEX_CONTAINER;
 463         lexCurrent = LexerModule::Find(languageName);
 464         if (!lexCurrent)
 465                 lexCurrent = LexerModule::Find(SCLEX_NULL);
 466         if (lexCurrent)
 467                 lexLanguage = lexCurrent->GetLanguage();
 468 }
 469
 470 void ScintillaBase::Colourise(int start, int end) {
 471         if (!performingStyle) {
 472                 // Protect against reentrance, which may occur, for example, when
 473                 // fold points are discovered while performing styling and the folding
 474                 // code looks for child lines which may trigger styling.
 475                 performingStyle = true;
 476
 477                 int lengthDoc = pdoc->Length();
 478                 if (end == -1)
 479                         end = lengthDoc;
 480                 int len = end - start;
 481
 482                 PLATFORM_ASSERT(len >= 0);
 483                 PLATFORM_ASSERT(start + len <= lengthDoc);
 484
 485                 //WindowAccessor styler(wMain.GetID(), props);
 486                 DocumentAccessor styler(pdoc, props, wMain.GetID());
 487
 488                 int styleStart = 0;
 489                 if (start > 0)
 490                         styleStart = styler.StyleAt(start - 1) & pdoc->stylingBitsMask;
 491                 styler.SetCodePage(pdoc->dbcsCodePage);
 492
 493                 if (lexCurrent && (len > 0)) {  // Should always succeed as null lexer should always be available
 494                         lexCurrent->Lex(start, len, styleStart, keyWordLists, styler);
 495                         styler.Flush();
 496                         if (styler.GetPropertyInt("fold")) {
 497                                 lexCurrent->Fold(start, len, styleStart, keyWordLists, styler);
 498                                 styler.Flush();
 499                         }
 500                 }
 501
 502                 performingStyle = false;
 503         }
 504 }
 505 #endif
 506
 507 void ScintillaBase::NotifyStyleToNeeded(int endStyleNeeded) {
 508 #ifdef SCI_LEXER
 509         if (lexLanguage != SCLEX_CONTAINER) {
 510                 int endStyled = WndProc(SCI_GETENDSTYLED, 0, 0);
 511                 int lineEndStyled = WndProc(SCI_LINEFROMPOSITION, endStyled, 0);
 512                 endStyled = WndProc(SCI_POSITIONFROMLINE, lineEndStyled, 0);
 513                 Colourise(endStyled, endStyleNeeded);
 514                 return;
 515         }
 516 #endif
 517         Editor::NotifyStyleToNeeded(endStyleNeeded);
 518 }
 519
 520 sptr_t ScintillaBase::WndProc(unsigned int iMessage, uptr_t wParam, sptr_t lParam) {
 521         switch (iMessage) {
 522         case SCI_AUTOCSHOW:
 523                 listType = 0;
 524                 AutoCompleteStart(wParam, reinterpret_cast<const char *>(lParam));
 525                 break;
 526
 527         case SCI_AUTOCCANCEL:
 528                 ac.Cancel();
 529                 break;
 530
 531         case SCI_AUTOCACTIVE:
 532                 return ac.Active();
 533
 534         case SCI_AUTOCPOSSTART:
 535                 return ac.posStart;
 536
 537         case SCI_AUTOCCOMPLETE:
 538                 AutoCompleteCompleted();
 539                 break;
 540
 541         case SCI_AUTOCSETSEPARATOR:
 542                 ac.SetSeparator(static_cast<char>(wParam));
 543                 break;
 544
 545         case SCI_AUTOCGETSEPARATOR:
 546                 return ac.GetSeparator();
 547
 548         case SCI_AUTOCSTOPS:
 549                 ac.SetStopChars(reinterpret_cast<char *>(lParam));
 550                 break;
 551
 552         case SCI_AUTOCSELECT:
 553                 ac.Select(reinterpret_cast<char *>(lParam));
 554                 break;
 555
 556         case SCI_AUTOCGETCURRENT:
 557                 return AutoCompleteGetCurrent();
 558
 559         case SCI_AUTOCSETCANCELATSTART:
 560                 ac.cancelAtStartPos = wParam != 0;
 561                 break;
 562
 563         case SCI_AUTOCGETCANCELATSTART:
 564                 return ac.cancelAtStartPos;
 565
 566         case SCI_AUTOCSETFILLUPS:
 567                 ac.SetFillUpChars(reinterpret_cast<char *>(lParam));
 568                 break;
 569
 570         case SCI_AUTOCSETCHOOSESINGLE:
 571                 ac.chooseSingle = wParam != 0;
 572                 break;
 573
 574         case SCI_AUTOCGETCHOOSESINGLE:
 575                 return ac.chooseSingle;
 576
 577         case SCI_AUTOCSETIGNORECASE:
 578                 ac.ignoreCase = wParam != 0;
 579                 break;
 580
 581         case SCI_AUTOCGETIGNORECASE:
 582                 return ac.ignoreCase;
 583
 584         case SCI_USERLISTSHOW:
 585                 listType = wParam;
 586                 AutoCompleteStart(0, reinterpret_cast<const char *>(lParam));
 587                 break;
 588
 589         case SCI_AUTOCSETAUTOHIDE:
 590                 ac.autoHide = wParam != 0;
 591                 break;
 592
 593         case SCI_AUTOCGETAUTOHIDE:
 594                 return ac.autoHide;
 595
 596         case SCI_AUTOCSETDROPRESTOFWORD:
 597                 ac.dropRestOfWord = wParam != 0;
 598                 break;
 599
 600         case SCI_AUTOCGETDROPRESTOFWORD:
 601                 return ac.dropRestOfWord;
 602
 603         case SCI_AUTOCSETMAXHEIGHT:
 604                 ac.lb->SetVisibleRows(wParam);
 605                 break;
 606
 607         case SCI_AUTOCGETMAXHEIGHT:
 608                 return ac.lb->GetVisibleRows();
 609
 610         case SCI_AUTOCSETMAXWIDTH:
 611                 maxListWidth = wParam;
 612                 break;
 613
 614         case SCI_AUTOCGETMAXWIDTH:
 615                 return maxListWidth;
 616
 617         case SCI_REGISTERIMAGE:
 618                 ac.lb->RegisterImage(wParam, reinterpret_cast<const char *>(lParam));
 619                 break;
 620
 621         case SCI_CLEARREGISTEREDIMAGES:
 622                 ac.lb->ClearRegisteredImages();
 623                 break;
 624
 625         case SCI_AUTOCSETTYPESEPARATOR:
 626                 ac.SetTypesep(static_cast<char>(wParam));
 627                 break;
 628
 629         case SCI_AUTOCGETTYPESEPARATOR:
 630                 return ac.GetTypesep();
 631
 632         case SCI_CALLTIPSHOW:
 633                 CallTipShow(LocationFromPosition(wParam),
 634                         reinterpret_cast<const char *>(lParam));
 635                 break;
 636
 637         case SCI_CALLTIPCANCEL:
 638                 ct.CallTipCancel();
 639                 break;
 640
 641         case SCI_CALLTIPACTIVE:
 642                 return ct.inCallTipMode;
 643
 644         case SCI_CALLTIPPOSSTART:
 645                 return ct.posStartCallTip;
 646
 647         case SCI_CALLTIPSETHLT:
 648                 ct.SetHighlight(wParam, lParam);
 649                 break;
 650
 651         case SCI_CALLTIPSETBACK:
 652                 ct.colourBG = ColourDesired(wParam);
 653                 vs.styles[STYLE_CALLTIP].back = ct.colourBG;
 654                 InvalidateStyleRedraw();
 655                 break;
 656
 657         case SCI_CALLTIPSETFORE:
 658                 ct.colourUnSel = ColourDesired(wParam);
 659                 vs.styles[STYLE_CALLTIP].fore = ct.colourUnSel;
 660                 InvalidateStyleRedraw();
 661                 break;
 662
 663         case SCI_CALLTIPSETFOREHLT:
 664                 ct.colourSel = ColourDesired(wParam);
 665                 InvalidateStyleRedraw();
 666                 break;
 667
 668         case SCI_CALLTIPUSESTYLE:
 669                 ct.SetTabSize((int)wParam);
 670                 InvalidateStyleRedraw();
 671                 break;
 672
 673         case SCI_USEPOPUP:
 674                 displayPopupMenu = wParam != 0;
 675                 break;
 676
 677 #ifdef SCI_LEXER
 678         case SCI_SETLEXER:
 679                 SetLexer(wParam);
 680                 lexLanguage = wParam;
 681                 break;
 682
 683         case SCI_GETLEXER:
 684                 return lexLanguage;
 685
 686         case SCI_COLOURISE:
 687                 if (lexLanguage == SCLEX_CONTAINER) {
 688                         pdoc->ModifiedAt(wParam);
 689                         NotifyStyleToNeeded((lParam == -1) ? pdoc->Length() : lParam);
 690                 } else {
 691                         Colourise(wParam, lParam);
 692                 }
 693                 Redraw();
 694                 break;
 695
 696         case SCI_SETPROPERTY:
 697                 props.Set(reinterpret_cast<const char *>(wParam),
 698                           reinterpret_cast<const char *>(lParam));
 699                 break;
 700
 701         case SCI_GETPROPERTY: {
 702                         SString val = props.Get(reinterpret_cast<const char *>(wParam));
 703                         const int n = val.length();
 704                         if (lParam != 0) {
 705                                 char *ptr = reinterpret_cast<char *>(lParam);
 706                                 memcpy(ptr, val.c_str(), n);
 707                                 ptr[n] = '\0';  // terminate
 708                         }
 709                         return n;       // Not including NUL
 710                 }
 711
 712         case SCI_GETPROPERTYEXPANDED: {
 713                         SString val = props.GetExpanded(reinterpret_cast<const char *>(wParam));
 714                         const int n = val.length();
 715                         if (lParam != 0) {
 716                                 char *ptr = reinterpret_cast<char *>(lParam);
 717                                 memcpy(ptr, val.c_str(), n);
 718                                 ptr[n] = '\0';  // terminate
 719                         }
 720                         return n;       // Not including NUL
 721                 }
 722
 723         case SCI_GETPROPERTYINT:
 724                 return props.GetInt(reinterpret_cast<const char *>(wParam), lParam);
 725
 726         case SCI_SETKEYWORDS:
 727                 if (wParam < numWordLists) {
 728                         keyWordLists[wParam]->Clear();
 729                         keyWordLists[wParam]->Set(reinterpret_cast<const char *>(lParam));
 730                 }
 731                 break;
 732
 733         case SCI_SETLEXERLANGUAGE:
 734                 SetLexerLanguage(reinterpret_cast<const char *>(lParam));
 735                 break;
 736
 737         case SCI_GETSTYLEBITSNEEDED:
 738                 return lexCurrent ? lexCurrent->GetStyleBitsNeeded() : 5;
 739 #endif
 740
 741         default:
 742                 return Editor::WndProc(iMessage, wParam, lParam);
 743         }
 744         return 0l;
 745 }