src/stc/PlatWX.cpp

   1 // Scintilla source code edit control
   2 // PlatWX.cxx - implementation of platform facilities on wxWidgets
   3 // Copyright 1998-1999 by Neil Hodgson <neilh@scintilla.org>
   4 //                        Robin Dunn <robin@aldunn.com>
   5 // The License.txt file describes the conditions under which this software may be distributed.
   6
   7 #include <ctype.h>
   8
   9 #include <wx/wx.h>
  10 #include <wx/encconv.h>
  11 #include <wx/listctrl.h>
  12 #include <wx/mstream.h>
  13 #include <wx/image.h>
  14 #include <wx/imaglist.h>
  15
  16 #include "Platform.h"
  17 #include "PlatWX.h"
  18 #include "wx/stc/stc.h"
  19
  20
  21
  22 Point Point::FromLong(long lpoint) {
  23     return Point(lpoint & 0xFFFF, lpoint >> 16);
  24 }
  25
  26 wxRect wxRectFromPRectangle(PRectangle prc) {
  27     wxRect r(prc.left, prc.top,
  28              prc.Width(), prc.Height());
  29     return r;
  30 }
  31
  32 PRectangle PRectangleFromwxRect(wxRect rc) {
  33     return PRectangle(rc.GetLeft(), rc.GetTop(),
  34                       rc.GetRight()+1, rc.GetBottom()+1);
  35 }
  36
  37 wxColour wxColourFromCA(const ColourAllocated& ca) {
  38     ColourDesired cd(ca.AsLong());
  39     return wxColour((unsigned char)cd.GetRed(),
  40                     (unsigned char)cd.GetGreen(),
  41                     (unsigned char)cd.GetBlue());
  42 }
  43
  44 //----------------------------------------------------------------------
  45
  46 Palette::Palette() {
  47     used = 0;
  48     allowRealization = false;
  49 }
  50
  51 Palette::~Palette() {
  52     Release();
  53 }
  54
  55 void Palette::Release() {
  56     used = 0;
  57 }
  58
  59 // This method either adds a colour to the list of wanted colours (want==true)
  60 // or retrieves the allocated colour back to the ColourPair.
  61 // This is one method to make it easier to keep the code for wanting and retrieving in sync.
  62 void Palette::WantFind(ColourPair &cp, bool want) {
  63     if (want) {
  64         for (int i=0; i < used; i++) {
  65             if (entries[i].desired == cp.desired)
  66                 return;
  67         }
  68
  69         if (used < numEntries) {
  70             entries[used].desired = cp.desired;
  71             entries[used].allocated.Set(cp.desired.AsLong());
  72             used++;
  73         }
  74     } else {
  75         for (int i=0; i < used; i++) {
  76             if (entries[i].desired == cp.desired) {
  77                 cp.allocated = entries[i].allocated;
  78                 return;
  79             }
  80         }
  81         cp.allocated.Set(cp.desired.AsLong());
  82     }
  83 }
  84
  85 void Palette::Allocate(Window &) {
  86     if (allowRealization) {
  87     }
  88 }
  89
  90
  91 //----------------------------------------------------------------------
  92
  93 Font::Font() {
  94     id = 0;
  95     ascent = 0;
  96 }
  97
  98 Font::~Font() {
  99 }
 100
 101 void Font::Create(const char *faceName, int characterSet, int size, bool bold, bool italic, bool extraFontFlag) {
 102     wxFontEncoding encoding;
 103
 104     Release();
 105
 106     switch (characterSet) {
 107         default:
 108         case wxSTC_CHARSET_ANSI:
 109         case wxSTC_CHARSET_DEFAULT:
 110             encoding = wxFONTENCODING_DEFAULT;
 111             break;
 112
 113         case wxSTC_CHARSET_BALTIC:
 114             encoding = wxFONTENCODING_ISO8859_13;
 115             break;
 116
 117         case wxSTC_CHARSET_CHINESEBIG5:
 118             encoding = wxFONTENCODING_CP950;
 119             break;
 120
 121         case wxSTC_CHARSET_EASTEUROPE:
 122             encoding = wxFONTENCODING_ISO8859_2;
 123             break;
 124
 125         case wxSTC_CHARSET_GB2312:
 126             encoding = wxFONTENCODING_CP936;
 127             break;
 128
 129         case wxSTC_CHARSET_GREEK:
 130             encoding = wxFONTENCODING_ISO8859_7;
 131             break;
 132
 133         case wxSTC_CHARSET_HANGUL:
 134             encoding = wxFONTENCODING_CP949;
 135             break;
 136
 137         case wxSTC_CHARSET_MAC:
 138             encoding = wxFONTENCODING_DEFAULT;
 139             break;
 140
 141         case wxSTC_CHARSET_OEM:
 142             encoding = wxFONTENCODING_DEFAULT;
 143             break;
 144
 145         case wxSTC_CHARSET_RUSSIAN:
 146             encoding = wxFONTENCODING_KOI8;
 147             break;
 148
 149         case wxSTC_CHARSET_SHIFTJIS:
 150             encoding = wxFONTENCODING_CP932;
 151             break;
 152
 153         case wxSTC_CHARSET_SYMBOL:
 154             encoding = wxFONTENCODING_DEFAULT;
 155             break;
 156
 157         case wxSTC_CHARSET_TURKISH:
 158             encoding = wxFONTENCODING_ISO8859_9;
 159             break;
 160
 161         case wxSTC_CHARSET_JOHAB:
 162             encoding = wxFONTENCODING_DEFAULT;
 163             break;
 164
 165         case wxSTC_CHARSET_HEBREW:
 166             encoding = wxFONTENCODING_ISO8859_8;
 167             break;
 168
 169         case wxSTC_CHARSET_ARABIC:
 170             encoding = wxFONTENCODING_ISO8859_6;
 171             break;
 172
 173         case wxSTC_CHARSET_VIETNAMESE:
 174             encoding = wxFONTENCODING_DEFAULT;
 175             break;
 176
 177         case wxSTC_CHARSET_THAI:
 178             encoding = wxFONTENCODING_ISO8859_11;
 179             break;
 180     }
 181
 182     wxFontEncodingArray ea = wxEncodingConverter::GetPlatformEquivalents(encoding);
 183     if (ea.GetCount())
 184         encoding = ea[0];
 185
 186     wxFont* font = new wxFont(size,
 187                     wxDEFAULT,
 188                     italic ? wxITALIC :  wxNORMAL,
 189                     bold ? wxBOLD : wxNORMAL,
 190                     false,
 191                     stc2wx(faceName),
 192                     encoding);
 193     font->SetNoAntiAliasing(!extraFontFlag);
 194     id = font;
 195 }
 196
 197
 198 void Font::Release() {
 199     if (id)
 200         delete (wxFont*)id;
 201     id = 0;
 202 }
 203
 204 //----------------------------------------------------------------------
 205
 206 class SurfaceImpl : public Surface {
 207 private:
 208     wxDC*       hdc;
 209     bool        hdcOwned;
 210     wxBitmap*   bitmap;
 211     int         x;
 212     int         y;
 213     bool        unicodeMode;
 214
 215 public:
 216     SurfaceImpl();
 217     ~SurfaceImpl();
 218
 219     virtual void Init(WindowID wid);
 220     virtual void Init(SurfaceID sid, WindowID wid);
 221     virtual void InitPixMap(int width, int height, Surface *surface_, WindowID wid);
 222
 223     virtual void Release();
 224     virtual bool Initialised();
 225     virtual void PenColour(ColourAllocated fore);
 226     virtual int LogPixelsY();
 227     virtual int DeviceHeightFont(int points);
 228     virtual void MoveTo(int x_, int y_);
 229     virtual void LineTo(int x_, int y_);
 230     virtual void Polygon(Point *pts, int npts, ColourAllocated fore, ColourAllocated back);
 231     virtual void RectangleDraw(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 232     virtual void FillRectangle(PRectangle rc, ColourAllocated back);
 233     virtual void FillRectangle(PRectangle rc, Surface &surfacePattern);
 234     virtual void RoundedRectangle(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 235     virtual void Ellipse(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 236     virtual void Copy(PRectangle rc, Point from, Surface &surfaceSource);
 237
 238     virtual void DrawTextNoClip(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore, ColourAllocated back);
 239     virtual void DrawTextClipped(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore, ColourAllocated back);
 240     virtual void DrawTextTransparent(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore);
 241     virtual void MeasureWidths(Font &font_, const char *s, int len, int *positions);
 242     virtual int WidthText(Font &font_, const char *s, int len);
 243     virtual int WidthChar(Font &font_, char ch);
 244     virtual int Ascent(Font &font_);
 245     virtual int Descent(Font &font_);
 246     virtual int InternalLeading(Font &font_);
 247     virtual int ExternalLeading(Font &font_);
 248     virtual int Height(Font &font_);
 249     virtual int AverageCharWidth(Font &font_);
 250
 251     virtual int SetPalette(Palette *pal, bool inBackGround);
 252     virtual void SetClip(PRectangle rc);
 253     virtual void FlushCachedState();
 254
 255     virtual void SetUnicodeMode(bool unicodeMode_);
 256     virtual void SetDBCSMode(int codePage);
 257
 258     void BrushColour(ColourAllocated back);
 259     void SetFont(Font &font_);
 260 };
 261
 262
 263
 264 SurfaceImpl::SurfaceImpl() :
 265     hdc(0), hdcOwned(0), bitmap(0),
 266     x(0), y(0), unicodeMode(0)
 267 {}
 268
 269 SurfaceImpl::~SurfaceImpl() {
 270     Release();
 271 }
 272
 273 void SurfaceImpl::Init(WindowID wid) {
 274 #if 0
 275     Release();
 276     hdc = new wxMemoryDC();
 277     hdcOwned = true;
 278 #else
 279     // On Mac and GTK the DC is not really valid until it has a bitmap
 280     // selected into it.  So instead of just creating the DC with no bitmap,
 281     // go ahead and give it one.
 282     InitPixMap(1,1,NULL,wid);
 283 #endif
 284 }
 285
 286 void SurfaceImpl::Init(SurfaceID hdc_, WindowID) {
 287     Release();
 288     hdc = (wxDC*)hdc_;
 289 }
 290
 291 void SurfaceImpl::InitPixMap(int width, int height, Surface *WXUNUSED(surface_), WindowID) {
 292     Release();
 293     hdc = new wxMemoryDC();
 294     hdcOwned = true;
 295     if (width < 1) width = 1;
 296     if (height < 1) height = 1;
 297     bitmap = new wxBitmap(width, height);
 298     ((wxMemoryDC*)hdc)->SelectObject(*bitmap);
 299 }
 300
 301
 302 void SurfaceImpl::Release() {
 303     if (bitmap) {
 304         ((wxMemoryDC*)hdc)->SelectObject(wxNullBitmap);
 305         delete bitmap;
 306         bitmap = 0;
 307     }
 308     if (hdcOwned) {
 309         delete hdc;
 310         hdc = 0;
 311         hdcOwned = false;
 312     }
 313 }
 314
 315
 316 bool SurfaceImpl::Initialised() {
 317     return hdc != 0;
 318 }
 319
 320
 321 void SurfaceImpl::PenColour(ColourAllocated fore) {
 322     hdc->SetPen(wxPen(wxColourFromCA(fore), 1, wxSOLID));
 323 }
 324
 325 void SurfaceImpl::BrushColour(ColourAllocated back) {
 326     hdc->SetBrush(wxBrush(wxColourFromCA(back), wxSOLID));
 327 }
 328
 329 void SurfaceImpl::SetFont(Font &font_) {
 330   if (font_.GetID()) {
 331       hdc->SetFont(*((wxFont*)font_.GetID()));
 332     }
 333 }
 334
 335 int SurfaceImpl::LogPixelsY() {
 336     return hdc->GetPPI().y;
 337 }
 338
 339 int SurfaceImpl::DeviceHeightFont(int points) {
 340     return points;
 341 }
 342
 343 void SurfaceImpl::MoveTo(int x_, int y_) {
 344     x = x_;
 345     y = y_;
 346 }
 347
 348 void SurfaceImpl::LineTo(int x_, int y_) {
 349     hdc->DrawLine(x,y, x_,y_);
 350     x = x_;
 351     y = y_;
 352 }
 353
 354 void SurfaceImpl::Polygon(Point *pts, int npts, ColourAllocated fore, ColourAllocated back) {
 355     PenColour(fore);
 356     BrushColour(back);
 357     hdc->DrawPolygon(npts, (wxPoint*)pts);
 358 }
 359
 360 void SurfaceImpl::RectangleDraw(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 361     PenColour(fore);
 362     BrushColour(back);
 363     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 364 }
 365
 366 void SurfaceImpl::FillRectangle(PRectangle rc, ColourAllocated back) {
 367     BrushColour(back);
 368     hdc->SetPen(*wxTRANSPARENT_PEN);
 369     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 370 }
 371
 372 void SurfaceImpl::FillRectangle(PRectangle rc, Surface &surfacePattern) {
 373     wxBrush br;
 374     if (((SurfaceImpl&)surfacePattern).bitmap)
 375         br = wxBrush(*((SurfaceImpl&)surfacePattern).bitmap);
 376     else    // Something is wrong so display in red
 377         br = wxBrush(*wxRED, wxSOLID);
 378     hdc->SetPen(*wxTRANSPARENT_PEN);
 379     hdc->SetBrush(br);
 380     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 381 }
 382
 383 void SurfaceImpl::RoundedRectangle(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 384     PenColour(fore);
 385     BrushColour(back);
 386     hdc->DrawRoundedRectangle(wxRectFromPRectangle(rc), 4);
 387 }
 388
 389 void SurfaceImpl::Ellipse(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 390     PenColour(fore);
 391     BrushColour(back);
 392     hdc->DrawEllipse(wxRectFromPRectangle(rc));
 393 }
 394
 395 void SurfaceImpl::Copy(PRectangle rc, Point from, Surface &surfaceSource) {
 396     wxRect r = wxRectFromPRectangle(rc);
 397     hdc->Blit(r.x, r.y, r.width, r.height,
 398               ((SurfaceImpl&)surfaceSource).hdc,
 399               from.x, from.y, wxCOPY);
 400 }
 401
 402 void SurfaceImpl::DrawTextNoClip(PRectangle rc, Font &font, int ybase,
 403                                  const char *s, int len,
 404                                  ColourAllocated fore, ColourAllocated back) {
 405     SetFont(font);
 406     hdc->SetTextForeground(wxColourFromCA(fore));
 407     hdc->SetTextBackground(wxColourFromCA(back));
 408     FillRectangle(rc, back);
 409
 410     // ybase is where the baseline should be, but wxWin uses the upper left
 411     // corner, so I need to calculate the real position for the text...
 412     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 413 }
 414
 415 void SurfaceImpl::DrawTextClipped(PRectangle rc, Font &font, int ybase,
 416                                   const char *s, int len,
 417                                   ColourAllocated fore, ColourAllocated back) {
 418     SetFont(font);
 419     hdc->SetTextForeground(wxColourFromCA(fore));
 420     hdc->SetTextBackground(wxColourFromCA(back));
 421     FillRectangle(rc, back);
 422     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 423
 424     // see comments above
 425     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 426     hdc->DestroyClippingRegion();
 427 }
 428
 429
 430 void SurfaceImpl::DrawTextTransparent(PRectangle rc, Font &font, int ybase,
 431                                       const char *s, int len,
 432                                       ColourAllocated fore) {
 433
 434     SetFont(font);
 435     hdc->SetTextForeground(wxColourFromCA(fore));
 436     hdc->SetBackgroundMode(wxTRANSPARENT);
 437
 438     // ybase is where the baseline should be, but wxWin uses the upper left
 439     // corner, so I need to calculate the real position for the text...
 440     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 441
 442     hdc->SetBackgroundMode(wxSOLID);
 443 }
 444
 445
 446 void SurfaceImpl::MeasureWidths(Font &font, const char *s, int len, int *positions) {
 447
 448     wxString   str = stc2wx(s, len);
 449     wxArrayInt tpos;
 450
 451     SetFont(font);
 452
 453     hdc->GetPartialTextExtents(str, tpos);
 454
 455 #if wxUSE_UNICODE
 456     // Map the widths for UCS-2 characters back to the UTF-8 input string
 457     // NOTE:  I don't think this is right for when sizeof(wxChar) > 2, ie wxGTK2
 458     // so figure it out and fix it!
 459     size_t i = 0;
 460     size_t ui = 0;
 461     while ((int)i < len) {
 462         unsigned char uch = (unsigned char)s[i];
 463         positions[i++] = tpos[ui];
 464         if (uch >= 0x80) {
 465             if (uch < (0x80 + 0x40 + 0x20)) {
 466                 positions[i++] = tpos[ui];
 467             } else {
 468                 positions[i++] = tpos[ui];
 469                 positions[i++] = tpos[ui];
 470             }
 471         }
 472         ui++;
 473     }
 474 #else
 475
 476     // If not unicode then just use the widths we have
 477     memcpy(positions, tpos.begin(), len * sizeof(int));
 478 #endif
 479 }
 480
 481
 482 int SurfaceImpl::WidthText(Font &font, const char *s, int len) {
 483     SetFont(font);
 484     int w;
 485     int h;
 486
 487     hdc->GetTextExtent(stc2wx(s, len), &w, &h);
 488     return w;
 489 }
 490
 491
 492 int SurfaceImpl::WidthChar(Font &font, char ch) {
 493     SetFont(font);
 494     int w;
 495     int h;
 496     char s[2] = { ch, 0 };
 497
 498     hdc->GetTextExtent(stc2wx(s, 1), &w, &h);
 499     return w;
 500 }
 501
 502 #define EXTENT_TEST wxT(" `~!@#$%^&*()-_=+\\|[]{};:\"\'<,>.?/1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
 503
 504 int SurfaceImpl::Ascent(Font &font) {
 505     SetFont(font);
 506     int w, h, d, e;
 507     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 508     font.ascent = h - d;
 509     return font.ascent;
 510 }
 511
 512 int SurfaceImpl::Descent(Font &font) {
 513     SetFont(font);
 514     int w, h, d, e;
 515     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 516     return d;
 517 }
 518
 519 int SurfaceImpl::InternalLeading(Font &WXUNUSED(font)) {
 520     return 0;
 521 }
 522
 523 int SurfaceImpl::ExternalLeading(Font &font) {
 524     SetFont(font);
 525     int w, h, d, e;
 526     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 527     return e;
 528 }
 529
 530 int SurfaceImpl::Height(Font &font) {
 531     SetFont(font);
 532     return hdc->GetCharHeight() + 1;
 533 }
 534
 535 int SurfaceImpl::AverageCharWidth(Font &font) {
 536     SetFont(font);
 537     return hdc->GetCharWidth();
 538 }
 539
 540 int SurfaceImpl::SetPalette(Palette *WXUNUSED(pal), bool WXUNUSED(inBackGround)) {
 541     return 0;
 542 }
 543
 544 void SurfaceImpl::SetClip(PRectangle rc) {
 545     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 546 }
 547
 548 void SurfaceImpl::FlushCachedState() {
 549 }
 550
 551 void SurfaceImpl::SetUnicodeMode(bool unicodeMode_) {
 552     unicodeMode=unicodeMode_;
 553 }
 554
 555 void SurfaceImpl::SetDBCSMode(int WXUNUSED(codePage)) {
 556     // dbcsMode = codePage == SC_CP_DBCS;
 557 }
 558
 559
 560 Surface *Surface::Allocate() {
 561     return new SurfaceImpl;
 562 }
 563
 564
 565 //----------------------------------------------------------------------
 566
 567
 568 inline wxWindow* GETWIN(WindowID id) { return (wxWindow*)id; }
 569
 570 Window::~Window() {
 571 }
 572
 573 void Window::Destroy() {
 574     if (id) {
 575         Show(false);
 576         GETWIN(id)->Destroy();
 577     }
 578     id = 0;
 579 }
 580
 581 bool Window::HasFocus() {
 582     return wxWindow::FindFocus() == GETWIN(id);
 583 }
 584
 585 PRectangle Window::GetPosition() {
 586     if (! id) return PRectangle();
 587     wxRect rc(GETWIN(id)->GetPosition(), GETWIN(id)->GetSize());
 588     return PRectangleFromwxRect(rc);
 589 }
 590
 591 void Window::SetPosition(PRectangle rc) {
 592     wxRect r = wxRectFromPRectangle(rc);
 593     GETWIN(id)->SetSize(r);
 594 }
 595
 596 void Window::SetPositionRelative(PRectangle rc, Window) {
 597     SetPosition(rc);  // ????
 598 }
 599
 600 PRectangle Window::GetClientPosition() {
 601     if (! id) return PRectangle();
 602     wxSize sz = GETWIN(id)->GetClientSize();
 603     return  PRectangle(0, 0, sz.x, sz.y);
 604 }
 605
 606 void Window::Show(bool show) {
 607     GETWIN(id)->Show(show);
 608 }
 609
 610 void Window::InvalidateAll() {
 611     GETWIN(id)->Refresh(false);
 612     wxWakeUpIdle();
 613 }
 614
 615 void Window::InvalidateRectangle(PRectangle rc) {
 616     wxRect r = wxRectFromPRectangle(rc);
 617     GETWIN(id)->Refresh(false, &r);
 618     wxWakeUpIdle();
 619 }
 620
 621 void Window::SetFont(Font &font) {
 622     GETWIN(id)->SetFont(*((wxFont*)font.GetID()));
 623 }
 624
 625 void Window::SetCursor(Cursor curs) {
 626     int cursorId;
 627
 628     switch (curs) {
 629     case cursorText:
 630         cursorId = wxCURSOR_IBEAM;
 631         break;
 632     case cursorArrow:
 633         cursorId = wxCURSOR_ARROW;
 634         break;
 635     case cursorUp:
 636         cursorId = wxCURSOR_ARROW; // ** no up arrow...  wxCURSOR_UPARROW;
 637         break;
 638     case cursorWait:
 639         cursorId = wxCURSOR_WAIT;
 640         break;
 641     case cursorHoriz:
 642         cursorId = wxCURSOR_SIZEWE;
 643         break;
 644     case cursorVert:
 645         cursorId = wxCURSOR_SIZENS;
 646         break;
 647     case cursorReverseArrow:
 648         cursorId = wxCURSOR_RIGHT_ARROW;
 649         break;
 650     case cursorHand:
 651         cursorId = wxCURSOR_HAND;
 652         break;
 653     default:
 654         cursorId = wxCURSOR_ARROW;
 655         break;
 656     }
 657 #ifdef __WXMOTIF__
 658        wxCursor wc = wxStockCursor(cursorId) ;
 659 #else
 660        wxCursor wc = wxCursor(cursorId) ;
 661 #endif
 662        GETWIN(id)->SetCursor(wc);
 663 }
 664
 665
 666 void Window::SetTitle(const char *s) {
 667     GETWIN(id)->SetTitle(stc2wx(s));
 668 }
 669
 670
 671 //----------------------------------------------------------------------
 672 // Helper classes for ListBox
 673
 674
 675 // This is a simple subclass of wxListView that just resets focus to the
 676 // parent when it gets it.
 677 class wxSTCListBox : public wxListView {
 678 public:
 679     wxSTCListBox(wxWindow* parent, wxWindowID id,
 680                  const wxPoint& pos, const wxSize& size,
 681                  long style)
 682         : wxListView()
 683     {
 684 #ifdef __WXMSW__
 685         Hide(); // don't flicker as we move it around...
 686 #endif
 687         Create(parent, id, pos, size, style);
 688     }
 689
 690
 691     void OnFocus(wxFocusEvent& event) {
 692         GetParent()->SetFocus();
 693         event.Skip();
 694     }
 695
 696     void OnKillFocus(wxFocusEvent& WXUNUSED(event)) {
 697         // Do nothing.  Prevents base class from resetting the colors...
 698     }
 699
 700 #ifdef __WXMAC__
 701     // For some reason I don't understand yet the focus doesn't really leave
 702     // the listbox like it should, so if we get any events feed them back to
 703     // the wxSTC
 704     void OnKeyDown(wxKeyEvent& event) {
 705         GetGrandParent()->GetEventHandler()->ProcessEvent(event);
 706     }
 707     void OnChar(wxKeyEvent& event) {
 708         GetGrandParent()->GetEventHandler()->ProcessEvent(event);
 709     }
 710
 711     // And we need to force the focus back when being destroyed
 712     ~wxSTCListBox() {
 713         GetGrandParent()->SetFocus();
 714     }
 715 #endif
 716
 717 private:
 718     DECLARE_EVENT_TABLE()
 719 };
 720
 721 BEGIN_EVENT_TABLE(wxSTCListBox, wxListView)
 722     EVT_SET_FOCUS( wxSTCListBox::OnFocus)
 723     EVT_KILL_FOCUS(wxSTCListBox::OnKillFocus)
 724 #ifdef __WXMAC__
 725     EVT_KEY_DOWN(  wxSTCListBox::OnKeyDown)
 726     EVT_CHAR(      wxSTCListBox::OnChar)
 727 #endif
 728 END_EVENT_TABLE()
 729
 730
 731
 732 #if wxUSE_POPUPWIN //-----------------------------------
 733 #include <wx/popupwin.h>
 734
 735
 736 //
 737 // TODO: Refactor these two classes to have a common base (or a mix-in) to get
 738 // rid of the code duplication.  (Either that or convince somebody to
 739 // implement wxPopupWindow for the Mac!!)
 740 //
 741 // In the meantime, be careful to duplicate any changes as needed...
 742 //
 743
 744 // A popup window to place the wxSTCListBox upon
 745 class wxSTCListBoxWin : public wxPopupWindow
 746 {
 747 private:
 748     wxListView*         lv;
 749     CallBackAction      doubleClickAction;
 750     void*               doubleClickActionData;
 751 public:
 752     wxSTCListBoxWin(wxWindow* parent, wxWindowID id) :
 753         wxPopupWindow(parent, wxBORDER_NONE)
 754     {
 755         SetBackgroundColour(*wxBLACK);  // for our simple border
 756
 757         lv = new wxSTCListBox(parent, id, wxDefaultPosition, wxDefaultSize,
 758                               wxLC_REPORT | wxLC_SINGLE_SEL | wxLC_NO_HEADER | wxBORDER_NONE);
 759         lv->SetCursor(wxCursor(wxCURSOR_ARROW));
 760         lv->InsertColumn(0, wxEmptyString);
 761         lv->InsertColumn(1, wxEmptyString);
 762
 763         // NOTE: We need to fool the wxListView into thinking that it has the
 764         // focus so it will use the normal selection colour and will look
 765         // "right" to the user.  But since the wxPopupWindow or its children
 766         // can't receive focus then we have to pull a fast one and temporarily
 767         // parent the listctrl on the STC window and then call SetFocus and
 768         // then reparent it back to the popup.
 769         lv->SetFocus();
 770         lv->Reparent(this);
 771 #ifdef __WXMSW__
 772         lv->Show();
 773 #endif
 774     }
 775
 776
 777     // Set position in client coords
 778     virtual void DoSetSize(int x, int y,
 779                            int width, int height,
 780                            int sizeFlags = wxSIZE_AUTO) {
 781         if (x != wxDefaultCoord) {
 782             GetParent()->ClientToScreen(&x, NULL);
 783         }
 784         if (y != wxDefaultCoord) {
 785             GetParent()->ClientToScreen(NULL, &y);
 786         }
 787         wxPopupWindow::DoSetSize(x, y, width, height, sizeFlags);
 788     }
 789
 790     // return position as if it were in client coords
 791     virtual void DoGetPosition( int *x, int *y ) const {
 792         int sx, sy;
 793         wxPopupWindow::DoGetPosition(&sx, &sy);
 794         GetParent()->ScreenToClient(&sx, &sy);
 795         if (x) *x = sx;
 796         if (y) *y = sy;
 797     }
 798
 799
 800     bool Destroy() {
 801         if ( !wxPendingDelete.Member(this) )
 802             wxPendingDelete.Append(this);
 803         return true;
 804     }
 805
 806
 807     int IconWidth() {
 808         wxImageList* il = lv->GetImageList(wxIMAGE_LIST_SMALL);
 809         if (il != NULL) {
 810             int w, h;
 811             il->GetSize(0, w, h);
 812             return w;
 813         }
 814         return 0;
 815     }
 816
 817
 818     void SetDoubleClickAction(CallBackAction action, void *data) {
 819         doubleClickAction = action;
 820         doubleClickActionData = data;
 821     }
 822
 823
 824     void OnFocus(wxFocusEvent& event) {
 825         GetParent()->SetFocus();
 826         event.Skip();
 827     }
 828
 829     void OnSize(wxSizeEvent& event) {
 830         // resize the child
 831         wxSize sz = GetSize();
 832         sz.x -= 2;
 833         sz.y -= 2;
 834         lv->SetSize(1, 1, sz.x, sz.y);
 835         // reset the column widths
 836         lv->SetColumnWidth(0, IconWidth()+4);
 837         lv->SetColumnWidth(1, sz.x - 2 - lv->GetColumnWidth(0) -
 838                            wxSystemSettings::GetMetric(wxSYS_VSCROLL_X));
 839         event.Skip();
 840     }
 841
 842     void OnActivate(wxListEvent& WXUNUSED(event)) {
 843         doubleClickAction(doubleClickActionData);
 844     }
 845
 846     wxListView* GetLB() { return lv; }
 847
 848 private:
 849     DECLARE_EVENT_TABLE()
 850
 851 };
 852
 853 BEGIN_EVENT_TABLE(wxSTCListBoxWin, wxPopupWindow)
 854     EVT_SET_FOCUS          (          wxSTCListBoxWin::OnFocus)
 855     EVT_SIZE               (          wxSTCListBoxWin::OnSize)
 856     EVT_LIST_ITEM_ACTIVATED(wxID_ANY, wxSTCListBoxWin::OnActivate)
 857 END_EVENT_TABLE()
 858
 859
 860
 861 #else // wxUSE_POPUPWIN -----------------------------------
 862
 863 // A normal window to place the wxSTCListBox upon.
 864 class wxSTCListBoxWin : public wxWindow {
 865 private:
 866     wxListView*         lv;
 867     CallBackAction      doubleClickAction;
 868     void*               doubleClickActionData;
 869 public:
 870     wxSTCListBoxWin(wxWindow* parent, wxWindowID id) :
 871         wxWindow(parent, id, wxDefaultPosition, wxSize(0,0), wxSIMPLE_BORDER )
 872     {
 873
 874         lv = new wxSTCListBox(this, id, wxDefaultPosition, wxDefaultSize,
 875                               wxLC_REPORT | wxLC_SINGLE_SEL | wxLC_NO_HEADER | wxNO_BORDER);
 876         lv->SetCursor(wxCursor(wxCURSOR_ARROW));
 877         lv->InsertColumn(0, wxEmptyString);
 878         lv->InsertColumn(1, wxEmptyString);
 879
 880         // Eventhough we immediately reset the focus to the parent, this helps
 881         // things to look right...
 882         lv->SetFocus();
 883
 884         Hide();
 885     }
 886
 887
 888     // On OSX and (possibly others) there can still be pending
 889     // messages/events for the list control when Scintilla wants to
 890     // close it, so do a pending delete of it instead of destroying
 891     // immediately.
 892     bool Destroy() {
 893 #ifdef __WXMAC__
 894         // The bottom edge of this window is not getting properly
 895         // refreshed upon deletion, so help it out...
 896         wxWindow* p = GetParent();
 897         wxRect r(GetPosition(), GetSize());
 898         r.SetHeight(r.GetHeight()+1);
 899         p->Refresh(false, &r);
 900 #endif
 901         if ( !wxPendingDelete.Member(this) )
 902             wxPendingDelete.Append(this);
 903         return true;
 904     }
 905
 906
 907     int IconWidth() {
 908         wxImageList* il = lv->GetImageList(wxIMAGE_LIST_SMALL);
 909         if (il != NULL) {
 910             int w, h;
 911             il->GetSize(0, w, h);
 912             return w;
 913         }
 914         return 0;
 915     }
 916
 917
 918     void SetDoubleClickAction(CallBackAction action, void *data) {
 919         doubleClickAction = action;
 920         doubleClickActionData = data;
 921     }
 922
 923
 924     void OnFocus(wxFocusEvent& event) {
 925         GetParent()->SetFocus();
 926         event.Skip();
 927     }
 928
 929     void OnSize(wxSizeEvent& event) {
 930         // resize the child
 931         wxSize sz = GetClientSize();
 932         lv->SetSize(sz);
 933         // reset the column widths
 934         lv->SetColumnWidth(0, IconWidth()+4);
 935         lv->SetColumnWidth(1, sz.x - 2 - lv->GetColumnWidth(0) -
 936                            wxSystemSettings::GetMetric(wxSYS_VSCROLL_X));
 937         event.Skip();
 938     }
 939
 940 #ifdef __WXMAC__
 941     virtual bool Show(bool show = true) {
 942         bool rv = wxWindow::Show(show);
 943         GetParent()->Refresh(false);
 944         return rv;
 945     }
 946 #endif
 947
 948     void OnActivate(wxListEvent& WXUNUSED(event)) {
 949         doubleClickAction(doubleClickActionData);
 950     }
 951
 952     wxListView* GetLB() { return lv; }
 953
 954 private:
 955     DECLARE_EVENT_TABLE()
 956 };
 957
 958
 959 BEGIN_EVENT_TABLE(wxSTCListBoxWin, wxWindow)
 960     EVT_SET_FOCUS          (          wxSTCListBoxWin::OnFocus)
 961     EVT_SIZE               (          wxSTCListBoxWin::OnSize)
 962     EVT_LIST_ITEM_ACTIVATED(wxID_ANY, wxSTCListBoxWin::OnActivate)
 963 END_EVENT_TABLE()
 964
 965 #endif // wxUSE_POPUPWIN -----------------------------------
 966
 967
 968 inline wxSTCListBoxWin* GETLBW(WindowID win) {
 969     return ((wxSTCListBoxWin*)win);
 970 }
 971
 972 inline wxListView* GETLB(WindowID win) {
 973     return GETLBW(win)->GetLB();
 974 }
 975
 976 //----------------------------------------------------------------------
 977
 978 class ListBoxImpl : public ListBox {
 979 private:
 980     int                 lineHeight;
 981     bool                unicodeMode;
 982     int                 desiredVisibleRows;
 983     int                 aveCharWidth;
 984     int                 maxStrWidth;
 985     wxImageList*        imgList;
 986     wxArrayInt*         imgTypeMap;
 987
 988 public:
 989     ListBoxImpl();
 990     ~ListBoxImpl();
 991
 992     virtual void SetFont(Font &font);
 993     virtual void Create(Window &parent, int ctrlID, int lineHeight_, bool unicodeMode_);
 994     virtual void SetAverageCharWidth(int width);
 995     virtual void SetVisibleRows(int rows);
 996     virtual PRectangle GetDesiredRect();
 997     virtual int CaretFromEdge();
 998     virtual void Clear();
 999     virtual void Append(char *s, int type = -1);
1000     virtual int Length();
1001     virtual void Select(int n);
1002     virtual int GetSelection();
1003     virtual int Find(const char *prefix);
1004     virtual void GetValue(int n, char *value, int len);
1005     virtual void RegisterImage(int type, const char *xpm_data);
1006     virtual void ClearRegisteredImages();
1007     virtual void SetDoubleClickAction(CallBackAction, void *);
1008
1009 };
1010
1011
1012 ListBoxImpl::ListBoxImpl()
1013     : lineHeight(10), unicodeMode(false),
1014       desiredVisibleRows(5), aveCharWidth(8), maxStrWidth(0),
1015       imgList(NULL), imgTypeMap(NULL)
1016 {
1017 }
1018
1019 ListBoxImpl::~ListBoxImpl() {
1020     if (imgList) {
1021         delete imgList;
1022         imgList = NULL;
1023     }
1024     if (imgTypeMap) {
1025         delete imgTypeMap;
1026         imgTypeMap = NULL;
1027     }
1028 }
1029
1030
1031 void ListBoxImpl::SetFont(Font &font) {
1032     GETLB(id)->SetFont(*((wxFont*)font.GetID()));
1033 }
1034
1035
1036 void ListBoxImpl::Create(Window &parent, int ctrlID, int lineHeight_, bool unicodeMode_) {
1037     lineHeight =  lineHeight_;
1038     unicodeMode = unicodeMode_;
1039     maxStrWidth = 0;
1040     id = new wxSTCListBoxWin(GETWIN(parent.GetID()), ctrlID);
1041     if (imgList != NULL)
1042         GETLB(id)->SetImageList(imgList, wxIMAGE_LIST_SMALL);
1043 }
1044
1045
1046 void ListBoxImpl::SetAverageCharWidth(int width) {
1047     aveCharWidth = width;
1048 }
1049
1050
1051 void ListBoxImpl::SetVisibleRows(int rows) {
1052     desiredVisibleRows = rows;
1053 }
1054
1055
1056 PRectangle ListBoxImpl::GetDesiredRect() {
1057     // wxListCtrl doesn't have a DoGetBestSize, so instead we kept track of
1058     // the max size in Append and calculate it here...
1059     int maxw = maxStrWidth;
1060     int maxh ;
1061
1062     // give it a default if there are no lines, and/or add a bit more
1063     if (maxw == 0) maxw = 100;
1064     maxw += aveCharWidth * 3 +
1065             GETLBW(id)->IconWidth() + wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
1066     if (maxw > 350)
1067         maxw = 350;
1068
1069     // estimate a desired height
1070     int count = GETLB(id)->GetItemCount();
1071     if (count) {
1072         wxRect rect;
1073         GETLB(id)->GetItemRect(0, rect);
1074         maxh = count * rect.GetHeight();
1075         if (maxh > 140)  // TODO:  Use desiredVisibleRows??
1076             maxh = 140;
1077
1078         // Try to make the size an exact multiple of some number of lines
1079         int lines = maxh / rect.GetHeight();
1080         maxh = (lines + 1) * rect.GetHeight() + 2;
1081     }
1082     else
1083         maxh = 100;
1084
1085     PRectangle rc;
1086     rc.top = 0;
1087     rc.left = 0;
1088     rc.right = maxw;
1089     rc.bottom = maxh;
1090     return rc;
1091 }
1092
1093
1094 int ListBoxImpl::CaretFromEdge() {
1095     return 4 + GETLBW(id)->IconWidth();
1096 }
1097
1098
1099 void ListBoxImpl::Clear() {
1100     GETLB(id)->DeleteAllItems();
1101 }
1102
1103
1104 void ListBoxImpl::Append(char *s, int type) {
1105     wxString text = stc2wx(s);
1106     long count  = GETLB(id)->GetItemCount();
1107     long itemID  = GETLB(id)->InsertItem(count, wxEmptyString);
1108     GETLB(id)->SetItem(itemID, 1, text);
1109     int itemWidth = 0;
1110     GETLB(id)->GetTextExtent(text, &itemWidth, NULL);
1111     maxStrWidth = wxMax(maxStrWidth, itemWidth);
1112     if (type != -1) {
1113         wxCHECK_RET(imgTypeMap, wxT("Unexpected NULL imgTypeMap"));
1114         long idx = imgTypeMap->Item(type);
1115         GETLB(id)->SetItemImage(itemID, idx, idx);
1116     }
1117 }
1118
1119
1120 int ListBoxImpl::Length() {
1121     return GETLB(id)->GetItemCount();
1122 }
1123
1124
1125 void ListBoxImpl::Select(int n) {
1126     bool select = true;
1127     if (n == -1) {
1128         n = 0;
1129         select = false;
1130     }
1131     GETLB(id)->Focus(n);
1132     GETLB(id)->Select(n, select);
1133 }
1134
1135
1136 int ListBoxImpl::GetSelection() {
1137     return GETLB(id)->GetFirstSelected();
1138 }
1139
1140
1141 int ListBoxImpl::Find(const char *WXUNUSED(prefix)) {
1142     // No longer used
1143     return wxNOT_FOUND;
1144 }
1145
1146
1147 void ListBoxImpl::GetValue(int n, char *value, int len) {
1148     wxListItem item;
1149     item.SetId(n);
1150     item.SetColumn(1);
1151     item.SetMask(wxLIST_MASK_TEXT);
1152     GETLB(id)->GetItem(item);
1153     strncpy(value, wx2stc(item.GetText()), len);
1154     value[len-1] = '\0';
1155 }
1156
1157
1158 void ListBoxImpl::RegisterImage(int type, const char *xpm_data) {
1159     wxMemoryInputStream stream(xpm_data, strlen(xpm_data)+1);
1160     wxImage img(stream, wxBITMAP_TYPE_XPM);
1161     wxBitmap bmp(img);
1162
1163     if (! imgList) {
1164         // assumes all images are the same size
1165         imgList = new wxImageList(bmp.GetWidth(), bmp.GetHeight(), true);
1166         imgTypeMap = new wxArrayInt;
1167     }
1168
1169     int idx = imgList->Add(bmp);
1170
1171     // do we need to extend the mapping array?
1172     wxArrayInt& itm = *imgTypeMap;
1173     if ( itm.GetCount() < (size_t)type+1)
1174         itm.Add(-1, type - itm.GetCount() + 1);
1175
1176     // Add an item that maps type to the image index
1177     itm[type] = idx;
1178 }
1179
1180 void ListBoxImpl::ClearRegisteredImages() {
1181     if (imgList) {
1182         delete imgList;
1183         imgList = NULL;
1184     }
1185     if (imgTypeMap) {
1186         delete imgTypeMap;
1187         imgTypeMap = NULL;
1188     }
1189     if (id)
1190         GETLB(id)->SetImageList(NULL, wxIMAGE_LIST_SMALL);
1191 }
1192
1193
1194 void ListBoxImpl::SetDoubleClickAction(CallBackAction action, void *data) {
1195     GETLBW(id)->SetDoubleClickAction(action, data);
1196 }
1197
1198
1199
1200 ListBox::ListBox() {
1201 }
1202
1203 ListBox::~ListBox() {
1204 }
1205
1206 ListBox *ListBox::Allocate() {
1207     return new ListBoxImpl();
1208 }
1209
1210 //----------------------------------------------------------------------
1211
1212 Menu::Menu() : id(0) {
1213 }
1214
1215 void Menu::CreatePopUp() {
1216     Destroy();
1217     id = new wxMenu();
1218 }
1219
1220 void Menu::Destroy() {
1221     if (id)
1222         delete (wxMenu*)id;
1223     id = 0;
1224 }
1225
1226 void Menu::Show(Point pt, Window &w) {
1227     GETWIN(w.GetID())->PopupMenu((wxMenu*)id, pt.x - 4, pt.y);
1228     Destroy();
1229 }
1230
1231 //----------------------------------------------------------------------
1232
1233 DynamicLibrary *DynamicLibrary::Load(const char *WXUNUSED(modulePath)) {
1234     wxFAIL_MSG(wxT("Dynamic lexer loading not implemented yet"));
1235     return NULL;
1236 }
1237
1238 //----------------------------------------------------------------------
1239
1240 ColourDesired Platform::Chrome() {
1241     wxColour c;
1242     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
1243     return ColourDesired(c.Red(), c.Green(), c.Blue());
1244 }
1245
1246 ColourDesired Platform::ChromeHighlight() {
1247     wxColour c;
1248     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DHIGHLIGHT);
1249     return ColourDesired(c.Red(), c.Green(), c.Blue());
1250 }
1251
1252 const char *Platform::DefaultFont() {
1253     static char buf[128];
1254     strcpy(buf, wxNORMAL_FONT->GetFaceName().mbc_str());
1255     return buf;
1256 }
1257
1258 int Platform::DefaultFontSize() {
1259     return wxNORMAL_FONT->GetPointSize();
1260 }
1261
1262 unsigned int Platform::DoubleClickTime() {
1263     return 500;   // **** ::GetDoubleClickTime();
1264 }
1265
1266 bool Platform::MouseButtonBounce() {
1267     return false;
1268 }
1269 void Platform::DebugDisplay(const char *s) {
1270     wxLogDebug(stc2wx(s));
1271 }
1272
1273 bool Platform::IsKeyDown(int WXUNUSED(key)) {
1274     return false;  // I don't think we'll need this.
1275 }
1276
1277 long Platform::SendScintilla(WindowID w,
1278                              unsigned int msg,
1279                              unsigned long wParam,
1280                              long lParam) {
1281
1282     wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
1283     return stc->SendMsg(msg, wParam, lParam);
1284 }
1285
1286 long Platform::SendScintillaPointer(WindowID w,
1287                                     unsigned int msg,
1288                                     unsigned long wParam,
1289                                     void *lParam) {
1290
1291     wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
1292     return stc->SendMsg(msg, wParam, (long)lParam);
1293 }
1294
1295
1296 // These are utility functions not really tied to a platform
1297
1298 int Platform::Minimum(int a, int b) {
1299     if (a < b)
1300         return a;
1301     else
1302         return b;
1303 }
1304
1305 int Platform::Maximum(int a, int b) {
1306     if (a > b)
1307         return a;
1308     else
1309         return b;
1310 }
1311
1312 #define TRACE
1313
1314 void Platform::DebugPrintf(const char *format, ...) {
1315 #ifdef TRACE
1316     char buffer[2000];
1317     va_list pArguments;
1318     va_start(pArguments, format);
1319     vsprintf(buffer,format,pArguments);
1320     va_end(pArguments);
1321     Platform::DebugDisplay(buffer);
1322 #endif
1323 }
1324
1325
1326 static bool assertionPopUps = true;
1327
1328 bool Platform::ShowAssertionPopUps(bool assertionPopUps_) {
1329     bool ret = assertionPopUps;
1330     assertionPopUps = assertionPopUps_;
1331     return ret;
1332 }
1333
1334 void Platform::Assert(const char *c, const char *file, int line) {
1335     char buffer[2000];
1336     sprintf(buffer, "Assertion [%s] failed at %s %d", c, file, line);
1337     if (assertionPopUps) {
1338         /*int idButton = */
1339         wxMessageBox(stc2wx(buffer),
1340                      wxT("Assertion failure"),
1341                      wxICON_HAND | wxOK);
1342 //      if (idButton == IDRETRY) {
1343 //          ::DebugBreak();
1344 //      } else if (idButton == IDIGNORE) {
1345 //          // all OK
1346 //      } else {
1347 //          abort();
1348 //      }
1349     } else {
1350         strcat(buffer, "\r\n");
1351         Platform::DebugDisplay(buffer);
1352         abort();
1353     }
1354 }
1355
1356
1357 int Platform::Clamp(int val, int minVal, int maxVal) {
1358     if (val > maxVal)
1359         val = maxVal;
1360     if (val < minVal)
1361         val = minVal;
1362     return val;
1363 }
1364
1365
1366 bool Platform::IsDBCSLeadByte(int WXUNUSED(codePage), char WXUNUSED(ch)) {
1367     return false;
1368 }
1369
1370 int Platform::DBCSCharLength(int WXUNUSED(codePage), const char *WXUNUSED(s)) {
1371     return 1;
1372 }
1373
1374 int Platform::DBCSCharMaxLength() {
1375     return 1;
1376 }
1377
1378
1379 //----------------------------------------------------------------------
1380
1381 ElapsedTime::ElapsedTime() {
1382     wxStartTimer();
1383 }
1384
1385 double ElapsedTime::Duration(bool reset) {
1386     double result = wxGetElapsedTime(reset);
1387     result /= 1000.0;
1388     return result;
1389 }
1390
1391
1392 //----------------------------------------------------------------------
1393
1394 #if wxUSE_UNICODE
1395
1396 #include "UniConversion.h"
1397
1398 // Convert using Scintilla's functions instead of wx's, Scintilla's are more
1399 // forgiving and won't assert...
1400
1401 wxString stc2wx(const char* str, size_t len)
1402 {
1403     if (!len)
1404         return wxEmptyString;
1405
1406     size_t wclen = UCS2Length(str, len);
1407     wxWCharBuffer buffer(wclen+1);
1408
1409     size_t actualLen = UCS2FromUTF8(str, len, buffer.data(), wclen+1);
1410     return wxString(buffer.data(), actualLen);
1411 }
1412
1413
1414
1415 wxString stc2wx(const char* str)
1416 {
1417     return stc2wx(str, strlen(str));
1418 }
1419
1420
1421 const wxWX2MBbuf wx2stc(const wxString& str)
1422 {
1423     const wchar_t* wcstr = str.c_str();
1424     size_t wclen         = str.length();
1425     size_t len           = UTF8Length(wcstr, wclen);
1426
1427     wxCharBuffer buffer(len+1);
1428     UTF8FromUCS2(wcstr, wclen, buffer.data(), len);
1429
1430     // TODO check NULL termination!!
1431
1432     return buffer;
1433 }
1434
1435 #endif
1436
1437
1438
1439
1440
1441