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 // For compilers that support precompilation, includes "wx.h".
   8 #include "wx/wxprec.h"
   9
  10 #ifdef __BORLANDC__
  11     #pragma hdrstop
  12 #endif
  13
  14 #if wxUSE_STC
  15
  16 #ifndef WX_PRECOMP
  17     #include "wx/menu.h"
  18     #include "wx/dcmemory.h"
  19     #include "wx/settings.h"
  20 #endif // WX_PRECOMP
  21
  22 #include <ctype.h>
  23
  24 #if wxUSE_DISPLAY
  25 #include "wx/display.h"
  26 #endif
  27
  28 #include "wx/encconv.h"
  29 #include "wx/listctrl.h"
  30 #include "wx/mstream.h"
  31 #include "wx/image.h"
  32 #include "wx/imaglist.h"
  33 #include "wx/tokenzr.h"
  34
  35 #ifdef wxHAS_RAW_BITMAP
  36 #include "wx/rawbmp.h"
  37 #endif
  38 #if wxUSE_GRAPHICS_CONTEXT
  39 #include "wx/dcgraph.h"
  40 #endif
  41
  42 #include "Platform.h"
  43 #include "PlatWX.h"
  44 #include "wx/stc/stc.h"
  45 #include "wx/stc/private.h"
  46
  47
  48
  49 Point Point::FromLong(long lpoint) {
  50     return Point(lpoint & 0xFFFF, lpoint >> 16);
  51 }
  52
  53 wxRect wxRectFromPRectangle(PRectangle prc) {
  54     wxRect r(prc.left, prc.top,
  55              prc.Width(), prc.Height());
  56     return r;
  57 }
  58
  59 PRectangle PRectangleFromwxRect(wxRect rc) {
  60     return PRectangle(rc.GetLeft(), rc.GetTop(),
  61                       rc.GetRight()+1, rc.GetBottom()+1);
  62 }
  63
  64 wxColour wxColourFromCA(const ColourAllocated& ca) {
  65     ColourDesired cd(ca.AsLong());
  66     return wxColour((unsigned char)cd.GetRed(),
  67                     (unsigned char)cd.GetGreen(),
  68                     (unsigned char)cd.GetBlue());
  69 }
  70
  71 wxColour wxColourFromCAandAlpha(const ColourAllocated& ca, int alpha) {
  72     ColourDesired cd(ca.AsLong());
  73     return wxColour((unsigned char)cd.GetRed(),
  74                     (unsigned char)cd.GetGreen(),
  75                     (unsigned char)cd.GetBlue(),
  76                     (unsigned char)alpha);
  77 }
  78
  79 //----------------------------------------------------------------------
  80
  81 Palette::Palette() {
  82     used = 0;
  83     allowRealization = false;
  84     size = 100;
  85     entries = new ColourPair[size];
  86 }
  87
  88 Palette::~Palette() {
  89     Release();
  90     delete [] entries;
  91     entries = 0;
  92 }
  93
  94 void Palette::Release() {
  95     used = 0;
  96     delete [] entries;
  97     size = 100;
  98     entries = new ColourPair[size];
  99 }
 100
 101 // This method either adds a colour to the list of wanted colours (want==true)
 102 // or retrieves the allocated colour back to the ColourPair.
 103 // This is one method to make it easier to keep the code for wanting and retrieving in sync.
 104 void Palette::WantFind(ColourPair &cp, bool want) {
 105     if (want) {
 106         for (int i=0; i < used; i++) {
 107             if (entries[i].desired == cp.desired)
 108                 return;
 109         }
 110
 111         if (used >= size) {
 112             int sizeNew = size * 2;
 113             ColourPair *entriesNew = new ColourPair[sizeNew];
 114             for (int j=0; j<size; j++) {
 115                 entriesNew[j] = entries[j];
 116             }
 117             delete []entries;
 118             entries = entriesNew;
 119             size = sizeNew;
 120         }
 121
 122         entries[used].desired = cp.desired;
 123         entries[used].allocated.Set(cp.desired.AsLong());
 124         used++;
 125     } else {
 126         for (int i=0; i < used; i++) {
 127             if (entries[i].desired == cp.desired) {
 128                 cp.allocated = entries[i].allocated;
 129                 return;
 130             }
 131         }
 132         cp.allocated.Set(cp.desired.AsLong());
 133     }
 134 }
 135
 136 void Palette::Allocate(Window &) {
 137     if (allowRealization) {
 138     }
 139 }
 140
 141
 142 //----------------------------------------------------------------------
 143
 144 Font::Font() {
 145     id = 0;
 146     ascent = 0;
 147 }
 148
 149 Font::~Font() {
 150 }
 151
 152 void Font::Create(const char *faceName, int characterSet,
 153                   int size, bool bold, bool italic,
 154                   bool WXUNUSED(extraFontFlag)) {
 155     Release();
 156
 157     // The minus one is done because since Scintilla uses SC_SHARSET_DEFAULT
 158     // internally and we need to have wxFONENCODING_DEFAULT == SC_SHARSET_DEFAULT
 159     // so we adjust the encoding before passing it to Scintilla.  See also
 160     // wxStyledTextCtrl::StyleSetCharacterSet
 161     wxFontEncoding encoding = (wxFontEncoding)(characterSet-1);
 162
 163     wxFontEncodingArray ea = wxEncodingConverter::GetPlatformEquivalents(encoding);
 164     if (ea.GetCount())
 165         encoding = ea[0];
 166
 167     wxFont* font = new wxFont(size,
 168                     wxDEFAULT,
 169                     italic ? wxITALIC :  wxNORMAL,
 170                     bold ? wxBOLD : wxNORMAL,
 171                     false,
 172                     stc2wx(faceName),
 173                     encoding);
 174     id = font;
 175 }
 176
 177
 178 void Font::Release() {
 179     if (id)
 180         delete (wxFont*)id;
 181     id = 0;
 182 }
 183
 184 //----------------------------------------------------------------------
 185
 186 class SurfaceImpl : public Surface {
 187 private:
 188     wxDC*       hdc;
 189     bool        hdcOwned;
 190     wxBitmap*   bitmap;
 191     int         x;
 192     int         y;
 193     bool        unicodeMode;
 194
 195 public:
 196     SurfaceImpl();
 197     ~SurfaceImpl();
 198
 199     virtual void Init(WindowID wid);
 200     virtual void Init(SurfaceID sid, WindowID wid);
 201     virtual void InitPixMap(int width, int height, Surface *surface_, WindowID wid);
 202
 203     virtual void Release();
 204     virtual bool Initialised();
 205     virtual void PenColour(ColourAllocated fore);
 206     virtual int LogPixelsY();
 207     virtual int DeviceHeightFont(int points);
 208     virtual void MoveTo(int x_, int y_);
 209     virtual void LineTo(int x_, int y_);
 210     virtual void Polygon(Point *pts, int npts, ColourAllocated fore, ColourAllocated back);
 211     virtual void RectangleDraw(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 212     virtual void FillRectangle(PRectangle rc, ColourAllocated back);
 213     virtual void FillRectangle(PRectangle rc, Surface &surfacePattern);
 214     virtual void RoundedRectangle(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 215     virtual void AlphaRectangle(PRectangle rc, int cornerSize, ColourAllocated fill, int alphaFill,
 216                                 ColourAllocated outline, int alphaOutline, int flags);
 217     virtual void Ellipse(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 218     virtual void Copy(PRectangle rc, Point from, Surface &surfaceSource);
 219
 220     virtual void DrawTextNoClip(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore, ColourAllocated back);
 221     virtual void DrawTextClipped(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore, ColourAllocated back);
 222     virtual void DrawTextTransparent(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore);
 223     virtual void MeasureWidths(Font &font_, const char *s, int len, int *positions);
 224     virtual int WidthText(Font &font_, const char *s, int len);
 225     virtual int WidthChar(Font &font_, char ch);
 226     virtual int Ascent(Font &font_);
 227     virtual int Descent(Font &font_);
 228     virtual int InternalLeading(Font &font_);
 229     virtual int ExternalLeading(Font &font_);
 230     virtual int Height(Font &font_);
 231     virtual int AverageCharWidth(Font &font_);
 232
 233     virtual int SetPalette(Palette *pal, bool inBackGround);
 234     virtual void SetClip(PRectangle rc);
 235     virtual void FlushCachedState();
 236
 237     virtual void SetUnicodeMode(bool unicodeMode_);
 238     virtual void SetDBCSMode(int codePage);
 239
 240     void BrushColour(ColourAllocated back);
 241     void SetFont(Font &font_);
 242 };
 243
 244
 245
 246 SurfaceImpl::SurfaceImpl() :
 247     hdc(0), hdcOwned(0), bitmap(0),
 248     x(0), y(0), unicodeMode(0)
 249 {}
 250
 251 SurfaceImpl::~SurfaceImpl() {
 252     Release();
 253 }
 254
 255 void SurfaceImpl::Init(WindowID wid) {
 256 #if 0
 257     Release();
 258     hdc = new wxMemoryDC();
 259     hdcOwned = true;
 260 #else
 261     // On Mac and GTK the DC is not really valid until it has a bitmap
 262     // selected into it.  So instead of just creating the DC with no bitmap,
 263     // go ahead and give it one.
 264     InitPixMap(1,1,NULL,wid);
 265 #endif
 266 }
 267
 268 void SurfaceImpl::Init(SurfaceID hdc_, WindowID) {
 269     Release();
 270     hdc = (wxDC*)hdc_;
 271 }
 272
 273 void SurfaceImpl::InitPixMap(int width, int height, Surface *WXUNUSED(surface_), WindowID) {
 274     Release();
 275     hdc = new wxMemoryDC();
 276     hdcOwned = true;
 277     if (width < 1) width = 1;
 278     if (height < 1) height = 1;
 279     bitmap = new wxBitmap(width, height);
 280     ((wxMemoryDC*)hdc)->SelectObject(*bitmap);
 281 }
 282
 283
 284 void SurfaceImpl::Release() {
 285     if (bitmap) {
 286         ((wxMemoryDC*)hdc)->SelectObject(wxNullBitmap);
 287         delete bitmap;
 288         bitmap = 0;
 289     }
 290     if (hdcOwned) {
 291         delete hdc;
 292         hdc = 0;
 293         hdcOwned = false;
 294     }
 295 }
 296
 297
 298 bool SurfaceImpl::Initialised() {
 299     return hdc != 0;
 300 }
 301
 302
 303 void SurfaceImpl::PenColour(ColourAllocated fore) {
 304     hdc->SetPen(wxPen(wxColourFromCA(fore)));
 305 }
 306
 307 void SurfaceImpl::BrushColour(ColourAllocated back) {
 308     hdc->SetBrush(wxBrush(wxColourFromCA(back)));
 309 }
 310
 311 void SurfaceImpl::SetFont(Font &font_) {
 312   if (font_.GetID()) {
 313       hdc->SetFont(*((wxFont*)font_.GetID()));
 314     }
 315 }
 316
 317 int SurfaceImpl::LogPixelsY() {
 318     return hdc->GetPPI().y;
 319 }
 320
 321 int SurfaceImpl::DeviceHeightFont(int points) {
 322     return points;
 323 }
 324
 325 void SurfaceImpl::MoveTo(int x_, int y_) {
 326     x = x_;
 327     y = y_;
 328 }
 329
 330 void SurfaceImpl::LineTo(int x_, int y_) {
 331     hdc->DrawLine(x,y, x_,y_);
 332     x = x_;
 333     y = y_;
 334 }
 335
 336 void SurfaceImpl::Polygon(Point *pts, int npts, ColourAllocated fore, ColourAllocated back) {
 337     PenColour(fore);
 338     BrushColour(back);
 339     hdc->DrawPolygon(npts, (wxPoint*)pts);
 340 }
 341
 342 void SurfaceImpl::RectangleDraw(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 343     PenColour(fore);
 344     BrushColour(back);
 345     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 346 }
 347
 348 void SurfaceImpl::FillRectangle(PRectangle rc, ColourAllocated back) {
 349     BrushColour(back);
 350     hdc->SetPen(*wxTRANSPARENT_PEN);
 351     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 352 }
 353
 354 void SurfaceImpl::FillRectangle(PRectangle rc, Surface &surfacePattern) {
 355     wxBrush br;
 356     if (((SurfaceImpl&)surfacePattern).bitmap)
 357         br = wxBrush(*((SurfaceImpl&)surfacePattern).bitmap);
 358     else    // Something is wrong so display in red
 359         br = wxBrush(*wxRED);
 360     hdc->SetPen(*wxTRANSPARENT_PEN);
 361     hdc->SetBrush(br);
 362     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 363 }
 364
 365 void SurfaceImpl::RoundedRectangle(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 366     PenColour(fore);
 367     BrushColour(back);
 368     hdc->DrawRoundedRectangle(wxRectFromPRectangle(rc), 4);
 369 }
 370
 371 #ifdef __WXMSW__
 372 #define wxPy_premultiply(p, a)   ((p) * (a) / 0xff)
 373 #else
 374 #define wxPy_premultiply(p, a)   (p)
 375 #endif
 376
 377 void SurfaceImpl::AlphaRectangle(PRectangle rc, int cornerSize,
 378                                  ColourAllocated fill, int alphaFill,
 379                                  ColourAllocated outline, int alphaOutline,
 380                                  int /*flags*/) {
 381 #if wxUSE_GRAPHICS_CONTEXT
 382     wxGCDC dc(*(wxMemoryDC*)hdc);
 383     wxColour penColour(wxColourFromCAandAlpha(outline, alphaOutline));
 384     wxColour brushColour(wxColourFromCAandAlpha(fill, alphaFill));
 385     dc.SetPen(wxPen(penColour));
 386     dc.SetBrush(wxBrush(brushColour));
 387     dc.DrawRoundedRectangle(wxRectFromPRectangle(rc), cornerSize);
 388     return;
 389 #else
 390
 391 #ifdef wxHAS_RAW_BITMAP
 392
 393     // TODO:  do something with cornerSize
 394     wxUnusedVar(cornerSize);
 395
 396     int x, y;
 397     wxRect r = wxRectFromPRectangle(rc);
 398     wxBitmap bmp(r.width, r.height, 32);
 399     wxAlphaPixelData pixData(bmp);
 400
 401     // Set the fill pixels
 402     ColourDesired cdf(fill.AsLong());
 403     int red   = cdf.GetRed();
 404     int green = cdf.GetGreen();
 405     int blue  = cdf.GetBlue();
 406
 407     wxAlphaPixelData::Iterator p(pixData);
 408     for (y=0; y<r.height; y++) {
 409         p.MoveTo(pixData, 0, y);
 410         for (x=0; x<r.width; x++) {
 411             p.Red()   = wxPy_premultiply(red,   alphaFill);
 412             p.Green() = wxPy_premultiply(green, alphaFill);
 413             p.Blue()  = wxPy_premultiply(blue,  alphaFill);
 414             p.Alpha() = alphaFill;
 415             ++p;
 416         }
 417     }
 418
 419     // Set the outline pixels
 420     ColourDesired cdo(outline.AsLong());
 421     red   = cdo.GetRed();
 422     green = cdo.GetGreen();
 423     blue  = cdo.GetBlue();
 424     for (x=0; x<r.width; x++) {
 425         p.MoveTo(pixData, x, 0);
 426         p.Red()   = wxPy_premultiply(red,   alphaOutline);
 427         p.Green() = wxPy_premultiply(green, alphaOutline);
 428         p.Blue()  = wxPy_premultiply(blue,  alphaOutline);
 429         p.Alpha() = alphaOutline;
 430         p.MoveTo(pixData, x, r.height-1);
 431         p.Red()   = wxPy_premultiply(red,   alphaOutline);
 432         p.Green() = wxPy_premultiply(green, alphaOutline);
 433         p.Blue()  = wxPy_premultiply(blue,  alphaOutline);
 434         p.Alpha() = alphaOutline;
 435     }
 436
 437     for (y=0; y<r.height; y++) {
 438         p.MoveTo(pixData, 0, y);
 439         p.Red()   = wxPy_premultiply(red,   alphaOutline);
 440         p.Green() = wxPy_premultiply(green, alphaOutline);
 441         p.Blue()  = wxPy_premultiply(blue,  alphaOutline);
 442         p.Alpha() = alphaOutline;
 443         p.MoveTo(pixData, r.width-1, y);
 444         p.Red()   = wxPy_premultiply(red,   alphaOutline);
 445         p.Green() = wxPy_premultiply(green, alphaOutline);
 446         p.Blue()  = wxPy_premultiply(blue,  alphaOutline);
 447         p.Alpha() = alphaOutline;
 448     }
 449
 450     // Draw the bitmap
 451     hdc->DrawBitmap(bmp, r.x, r.y, true);
 452
 453 #else
 454     wxUnusedVar(cornerSize);
 455     wxUnusedVar(alphaFill);
 456     wxUnusedVar(alphaOutline);
 457     RectangleDraw(rc, outline, fill);
 458 #endif
 459 #endif
 460 }
 461
 462 void SurfaceImpl::Ellipse(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 463     PenColour(fore);
 464     BrushColour(back);
 465     hdc->DrawEllipse(wxRectFromPRectangle(rc));
 466 }
 467
 468 void SurfaceImpl::Copy(PRectangle rc, Point from, Surface &surfaceSource) {
 469     wxRect r = wxRectFromPRectangle(rc);
 470     hdc->Blit(r.x, r.y, r.width, r.height,
 471               ((SurfaceImpl&)surfaceSource).hdc,
 472               from.x, from.y, wxCOPY);
 473 }
 474
 475 void SurfaceImpl::DrawTextNoClip(PRectangle rc, Font &font, int ybase,
 476                                  const char *s, int len,
 477                                  ColourAllocated fore, ColourAllocated back) {
 478     SetFont(font);
 479     hdc->SetTextForeground(wxColourFromCA(fore));
 480     hdc->SetTextBackground(wxColourFromCA(back));
 481     FillRectangle(rc, back);
 482
 483     // ybase is where the baseline should be, but wxWin uses the upper left
 484     // corner, so I need to calculate the real position for the text...
 485     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 486 }
 487
 488 void SurfaceImpl::DrawTextClipped(PRectangle rc, Font &font, int ybase,
 489                                   const char *s, int len,
 490                                   ColourAllocated fore, ColourAllocated back) {
 491     SetFont(font);
 492     hdc->SetTextForeground(wxColourFromCA(fore));
 493     hdc->SetTextBackground(wxColourFromCA(back));
 494     FillRectangle(rc, back);
 495     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 496
 497     // see comments above
 498     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 499     hdc->DestroyClippingRegion();
 500 }
 501
 502
 503 void SurfaceImpl::DrawTextTransparent(PRectangle rc, Font &font, int ybase,
 504                                       const char *s, int len,
 505                                       ColourAllocated fore) {
 506
 507     SetFont(font);
 508     hdc->SetTextForeground(wxColourFromCA(fore));
 509     hdc->SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);
 510
 511     // ybase is where the baseline should be, but wxWin uses the upper left
 512     // corner, so I need to calculate the real position for the text...
 513     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 514
 515     hdc->SetBackgroundMode(wxBRUSHSTYLE_SOLID);
 516 }
 517
 518
 519 void SurfaceImpl::MeasureWidths(Font &font, const char *s, int len, int *positions) {
 520
 521     wxString   str = stc2wx(s, len);
 522     wxArrayInt tpos;
 523
 524     SetFont(font);
 525
 526     hdc->GetPartialTextExtents(str, tpos);
 527
 528 #if wxUSE_UNICODE
 529     // Map the widths for UCS-2 characters back to the UTF-8 input string
 530     // NOTE:  I don't think this is right for when sizeof(wxChar) > 2, ie wxGTK2
 531     // so figure it out and fix it!
 532     size_t i = 0;
 533     size_t ui = 0;
 534     while ((int)i < len) {
 535         unsigned char uch = (unsigned char)s[i];
 536         positions[i++] = tpos[ui];
 537         if (uch >= 0x80) {
 538             if (uch < (0x80 + 0x40 + 0x20)) {
 539                 positions[i++] = tpos[ui];
 540             } else {
 541                 positions[i++] = tpos[ui];
 542                 positions[i++] = tpos[ui];
 543             }
 544         }
 545         ui++;
 546     }
 547 #else
 548
 549     // If not unicode then just use the widths we have
 550 #if wxUSE_STL
 551     std::copy(tpos.begin(), tpos.end(), positions);
 552 #else
 553     memcpy(positions, tpos.begin(), len * sizeof(int));
 554 #endif
 555 #endif
 556 }
 557
 558
 559 int SurfaceImpl::WidthText(Font &font, const char *s, int len) {
 560     SetFont(font);
 561     int w;
 562     int h;
 563
 564     hdc->GetTextExtent(stc2wx(s, len), &w, &h);
 565     return w;
 566 }
 567
 568
 569 int SurfaceImpl::WidthChar(Font &font, char ch) {
 570     SetFont(font);
 571     int w;
 572     int h;
 573     char s[2] = { ch, 0 };
 574
 575     hdc->GetTextExtent(stc2wx(s, 1), &w, &h);
 576     return w;
 577 }
 578
 579 #define EXTENT_TEST wxT(" `~!@#$%^&*()-_=+\\|[]{};:\"\'<,>.?/1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
 580
 581 int SurfaceImpl::Ascent(Font &font) {
 582     SetFont(font);
 583     int w, h, d, e;
 584     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 585     font.ascent = h - d;
 586     return font.ascent;
 587 }
 588
 589 int SurfaceImpl::Descent(Font &font) {
 590     SetFont(font);
 591     int w, h, d, e;
 592     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 593     return d;
 594 }
 595
 596 int SurfaceImpl::InternalLeading(Font &WXUNUSED(font)) {
 597     return 0;
 598 }
 599
 600 int SurfaceImpl::ExternalLeading(Font &font) {
 601     SetFont(font);
 602     int w, h, d, e;
 603     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 604     return e;
 605 }
 606
 607 int SurfaceImpl::Height(Font &font) {
 608     SetFont(font);
 609     return hdc->GetCharHeight() + 1;
 610 }
 611
 612 int SurfaceImpl::AverageCharWidth(Font &font) {
 613     SetFont(font);
 614     return hdc->GetCharWidth();
 615 }
 616
 617 int SurfaceImpl::SetPalette(Palette *WXUNUSED(pal), bool WXUNUSED(inBackGround)) {
 618     return 0;
 619 }
 620
 621 void SurfaceImpl::SetClip(PRectangle rc) {
 622     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 623 }
 624
 625 void SurfaceImpl::FlushCachedState() {
 626 }
 627
 628 void SurfaceImpl::SetUnicodeMode(bool unicodeMode_) {
 629     unicodeMode=unicodeMode_;
 630 }
 631
 632 void SurfaceImpl::SetDBCSMode(int WXUNUSED(codePage)) {
 633     // dbcsMode = codePage == SC_CP_DBCS;
 634 }
 635
 636
 637 Surface *Surface::Allocate() {
 638     return new SurfaceImpl;
 639 }
 640
 641
 642 //----------------------------------------------------------------------
 643
 644
 645 inline wxWindow* GETWIN(WindowID id) { return (wxWindow*)id; }
 646
 647 Window::~Window() {
 648 }
 649
 650 void Window::Destroy() {
 651     if (id) {
 652         Show(false);
 653         GETWIN(id)->Destroy();
 654     }
 655     id = 0;
 656 }
 657
 658 bool Window::HasFocus() {
 659     return wxWindow::FindFocus() == GETWIN(id);
 660 }
 661
 662 PRectangle Window::GetPosition() {
 663     if (! id) return PRectangle();
 664     wxRect rc(GETWIN(id)->GetPosition(), GETWIN(id)->GetSize());
 665     return PRectangleFromwxRect(rc);
 666 }
 667
 668 void Window::SetPosition(PRectangle rc) {
 669     wxRect r = wxRectFromPRectangle(rc);
 670     GETWIN(id)->SetSize(r);
 671 }
 672
 673 void Window::SetPositionRelative(PRectangle rc, Window) {
 674     SetPosition(rc);  // ????
 675 }
 676
 677 PRectangle Window::GetClientPosition() {
 678     if (! id) return PRectangle();
 679     wxSize sz = GETWIN(id)->GetClientSize();
 680     return  PRectangle(0, 0, sz.x, sz.y);
 681 }
 682
 683 void Window::Show(bool show) {
 684     GETWIN(id)->Show(show);
 685 }
 686
 687 void Window::InvalidateAll() {
 688     GETWIN(id)->Refresh(false);
 689 }
 690
 691 void Window::InvalidateRectangle(PRectangle rc) {
 692     wxRect r = wxRectFromPRectangle(rc);
 693     GETWIN(id)->Refresh(false, &r);
 694 }
 695
 696 void Window::SetFont(Font &font) {
 697     GETWIN(id)->SetFont(*((wxFont*)font.GetID()));
 698 }
 699
 700 void Window::SetCursor(Cursor curs) {
 701     wxStockCursor cursorId;
 702
 703     switch (curs) {
 704     case cursorText:
 705         cursorId = wxCURSOR_IBEAM;
 706         break;
 707     case cursorArrow:
 708         cursorId = wxCURSOR_ARROW;
 709         break;
 710     case cursorUp:
 711         cursorId = wxCURSOR_ARROW; // ** no up arrow...  wxCURSOR_UPARROW;
 712         break;
 713     case cursorWait:
 714         cursorId = wxCURSOR_WAIT;
 715         break;
 716     case cursorHoriz:
 717         cursorId = wxCURSOR_SIZEWE;
 718         break;
 719     case cursorVert:
 720         cursorId = wxCURSOR_SIZENS;
 721         break;
 722     case cursorReverseArrow:
 723         cursorId = wxCURSOR_RIGHT_ARROW;
 724         break;
 725     case cursorHand:
 726         cursorId = wxCURSOR_HAND;
 727         break;
 728     default:
 729         cursorId = wxCURSOR_ARROW;
 730         break;
 731     }
 732
 733     wxCursor wc = wxCursor(cursorId);
 734     if(curs != cursorLast)
 735     {
 736         GETWIN(id)->SetCursor(wc);
 737         cursorLast = curs;
 738     }
 739 }
 740
 741
 742 void Window::SetTitle(const char *s) {
 743     GETWIN(id)->SetLabel(stc2wx(s));
 744 }
 745
 746
 747 // Returns rectangle of monitor pt is on
 748 PRectangle Window::GetMonitorRect(Point pt) {
 749     wxRect rect;
 750     if (! id) return PRectangle();
 751 #if wxUSE_DISPLAY
 752     // Get the display the point is found on
 753     int n = wxDisplay::GetFromPoint(wxPoint(pt.x, pt.y));
 754     wxDisplay dpy(n == wxNOT_FOUND ? 0 : n);
 755     rect = dpy.GetGeometry();
 756 #endif
 757     return PRectangleFromwxRect(rect);
 758 }
 759
 760 //----------------------------------------------------------------------
 761 // Helper classes for ListBox
 762
 763
 764 // This is a simple subclass of wxListView that just resets focus to the
 765 // parent when it gets it.
 766 class wxSTCListBox : public wxListView {
 767 public:
 768     wxSTCListBox(wxWindow* parent, wxWindowID id,
 769                  const wxPoint& pos, const wxSize& size,
 770                  long style)
 771         : wxListView()
 772     {
 773 #ifdef __WXMSW__
 774         Hide(); // don't flicker as we move it around...
 775 #endif
 776         Create(parent, id, pos, size, style);
 777     }
 778
 779
 780     void OnFocus(wxFocusEvent& event) {
 781         GetParent()->SetFocus();
 782         event.Skip();
 783     }
 784
 785     void OnKillFocus(wxFocusEvent& WXUNUSED(event)) {
 786         // Do nothing.  Prevents base class from resetting the colors...
 787     }
 788
 789 #ifdef __WXMAC__
 790     // For some reason I don't understand yet the focus doesn't really leave
 791     // the listbox like it should, so if we get any events feed them back to
 792     // the wxSTC
 793     void OnKeyDown(wxKeyEvent& event) {
 794         GetGrandParent()->GetEventHandler()->ProcessEvent(event);
 795     }
 796     void OnChar(wxKeyEvent& event) {
 797         GetGrandParent()->GetEventHandler()->ProcessEvent(event);
 798     }
 799
 800     // And we need to force the focus back when being destroyed
 801     ~wxSTCListBox() {
 802         GetGrandParent()->SetFocus();
 803     }
 804 #endif
 805
 806 private:
 807     DECLARE_EVENT_TABLE()
 808 };
 809
 810 BEGIN_EVENT_TABLE(wxSTCListBox, wxListView)
 811     EVT_SET_FOCUS( wxSTCListBox::OnFocus)
 812     EVT_KILL_FOCUS(wxSTCListBox::OnKillFocus)
 813 #ifdef __WXMAC__
 814     EVT_KEY_DOWN(  wxSTCListBox::OnKeyDown)
 815     EVT_CHAR(      wxSTCListBox::OnChar)
 816 #endif
 817 END_EVENT_TABLE()
 818
 819
 820
 821 #if wxUSE_POPUPWIN //-----------------------------------
 822 #include "wx/popupwin.h"
 823
 824
 825 //
 826 // TODO: Refactor these two classes to have a common base (or a mix-in) to get
 827 // rid of the code duplication.  (Either that or convince somebody to
 828 // implement wxPopupWindow for the Mac!!)
 829 //
 830 // In the meantime, be careful to duplicate any changes as needed...
 831 //
 832
 833 // A popup window to place the wxSTCListBox upon
 834 class wxSTCListBoxWin : public wxPopupWindow
 835 {
 836 private:
 837     wxListView*         lv;
 838     CallBackAction      doubleClickAction;
 839     void*               doubleClickActionData;
 840 public:
 841     wxSTCListBoxWin(wxWindow* parent, wxWindowID id, Point WXUNUSED(location)) :
 842         wxPopupWindow(parent, wxBORDER_NONE)
 843     {
 844
 845         SetBackgroundColour(*wxBLACK);  // for our simple border
 846
 847         lv = new wxSTCListBox(parent, id, wxPoint(-50,-50), wxDefaultSize,
 848                               wxLC_REPORT | wxLC_SINGLE_SEL | wxLC_NO_HEADER | wxBORDER_NONE);
 849         lv->SetCursor(wxCursor(wxCURSOR_ARROW));
 850         lv->InsertColumn(0, wxEmptyString);
 851         lv->InsertColumn(1, wxEmptyString);
 852
 853         // NOTE: We need to fool the wxListView into thinking that it has the
 854         // focus so it will use the normal selection colour and will look
 855         // "right" to the user.  But since the wxPopupWindow or its children
 856         // can't receive focus then we have to pull a fast one and temporarily
 857         // parent the listctrl on the STC window and then call SetFocus and
 858         // then reparent it back to the popup.
 859         lv->SetFocus();
 860         lv->Reparent(this);
 861 #ifdef __WXMSW__
 862         lv->Show();
 863 #endif
 864     }
 865
 866
 867     // Set position in client coords
 868     virtual void DoSetSize(int x, int y,
 869                            int width, int height,
 870                            int sizeFlags = wxSIZE_AUTO) {
 871         if (x != wxDefaultCoord) {
 872             GetParent()->ClientToScreen(&x, NULL);
 873         }
 874         if (y != wxDefaultCoord) {
 875             GetParent()->ClientToScreen(NULL, &y);
 876         }
 877         wxPopupWindow::DoSetSize(x, y, width, height, sizeFlags);
 878     }
 879
 880     // return position as if it were in client coords
 881     virtual void DoGetPosition( int *x, int *y ) const {
 882         int sx, sy;
 883         wxPopupWindow::DoGetPosition(&sx, &sy);
 884         GetParent()->ScreenToClient(&sx, &sy);
 885         if (x) *x = sx;
 886         if (y) *y = sy;
 887     }
 888
 889
 890     bool Destroy() {
 891         if ( !wxPendingDelete.Member(this) )
 892             wxPendingDelete.Append(this);
 893         return true;
 894     }
 895
 896
 897     int IconWidth() {
 898         wxImageList* il = lv->GetImageList(wxIMAGE_LIST_SMALL);
 899         if (il != NULL) {
 900             int w, h;
 901             il->GetSize(0, w, h);
 902             return w;
 903         }
 904         return 0;
 905     }
 906
 907
 908     void SetDoubleClickAction(CallBackAction action, void *data) {
 909         doubleClickAction = action;
 910         doubleClickActionData = data;
 911     }
 912
 913
 914     void OnFocus(wxFocusEvent& event) {
 915         GetParent()->SetFocus();
 916         event.Skip();
 917     }
 918
 919     void OnSize(wxSizeEvent& event) {
 920         // resize the child
 921         wxSize sz = GetSize();
 922         sz.x -= 2;
 923         sz.y -= 2;
 924         lv->SetSize(1, 1, sz.x, sz.y);
 925         // reset the column widths
 926         lv->SetColumnWidth(0, IconWidth()+4);
 927         lv->SetColumnWidth(1, sz.x - 2 - lv->GetColumnWidth(0) -
 928                            wxSystemSettings::GetMetric(wxSYS_VSCROLL_X));
 929         event.Skip();
 930     }
 931
 932     void OnActivate(wxListEvent& WXUNUSED(event)) {
 933         doubleClickAction(doubleClickActionData);
 934     }
 935
 936     wxListView* GetLB() { return lv; }
 937
 938 private:
 939     DECLARE_EVENT_TABLE()
 940
 941 };
 942
 943 BEGIN_EVENT_TABLE(wxSTCListBoxWin, wxPopupWindow)
 944     EVT_SET_FOCUS          (          wxSTCListBoxWin::OnFocus)
 945     EVT_SIZE               (          wxSTCListBoxWin::OnSize)
 946     EVT_LIST_ITEM_ACTIVATED(wxID_ANY, wxSTCListBoxWin::OnActivate)
 947 END_EVENT_TABLE()
 948
 949
 950
 951 #else // !wxUSE_POPUPWIN -----------------------------------
 952 #include "wx/frame.h"
 953
 954 // A normal window to place the wxSTCListBox upon, but make it behave as much
 955 // like a wxPopupWindow as possible
 956 class wxSTCListBoxWin : public wxFrame {
 957 private:
 958     wxListView*         lv;
 959     CallBackAction      doubleClickAction;
 960     void*               doubleClickActionData;
 961 public:
 962     wxSTCListBoxWin(wxWindow* parent, wxWindowID id, Point location) :
 963         wxFrame(parent, id, wxEmptyString, wxPoint(location.x, location.y), wxSize(0,0),
 964                 wxFRAME_NO_TASKBAR
 965                 | wxFRAME_FLOAT_ON_PARENT
 966 #ifdef __WXMAC__
 967                 | wxPOPUP_WINDOW
 968                 | wxNO_BORDER
 969 #else
 970                 | wxSIMPLE_BORDER
 971 #endif
 972             )
 973     {
 974
 975         lv = new wxSTCListBox(this, id, wxDefaultPosition, wxDefaultSize,
 976                               wxLC_REPORT | wxLC_SINGLE_SEL | wxLC_NO_HEADER | wxNO_BORDER);
 977         lv->SetCursor(wxCursor(wxCURSOR_ARROW));
 978         lv->InsertColumn(0, wxEmptyString);
 979         lv->InsertColumn(1, wxEmptyString);
 980
 981         // Eventhough we immediately reset the focus to the parent, this helps
 982         // things to look right...
 983         lv->SetFocus();
 984
 985         Hide();
 986     }
 987
 988
 989     // On OSX and (possibly others) there can still be pending
 990     // messages/events for the list control when Scintilla wants to
 991     // close it, so do a pending delete of it instead of destroying
 992     // immediately.
 993     bool Destroy()
 994     {
 995 #ifdef __WXMAC__
 996         // The bottom edge of this window is not getting properly
 997         // refreshed upon deletion, so help it out...
 998         wxWindow* p = GetParent();
 999         wxRect r(GetPosition(), GetSize());
1000         r.SetHeight(r.GetHeight()+1);
1001         p->Refresh(false, &r);
1002 #endif
1003         if ( !wxPendingDelete.Member(this) )
1004             wxPendingDelete.Append(this);
1005         return true;
1006     }
1007
1008
1009     int IconWidth()
1010     {
1011         wxImageList* il = lv->GetImageList(wxIMAGE_LIST_SMALL);
1012         if (il != NULL) {
1013             int w, h;
1014             il->GetSize(0, w, h);
1015             return w;
1016         }
1017         return 0;
1018     }
1019
1020
1021     void SetDoubleClickAction(CallBackAction action, void *data)
1022     {
1023         doubleClickAction = action;
1024         doubleClickActionData = data;
1025     }
1026
1027
1028     void OnFocus(wxFocusEvent& event)
1029     {
1030         ActivateParent();
1031         GetParent()->SetFocus();
1032         event.Skip();
1033     }
1034
1035     void OnSize(wxSizeEvent& event)
1036     {
1037         // resize the child
1038         wxSize sz = GetClientSize();
1039         lv->SetSize(sz);
1040         // reset the column widths
1041         lv->SetColumnWidth(0, IconWidth()+4);
1042         lv->SetColumnWidth(1, sz.x - 2 - lv->GetColumnWidth(0) -
1043                            wxSystemSettings::GetMetric(wxSYS_VSCROLL_X));
1044         event.Skip();
1045     }
1046
1047     void ActivateParent()
1048     {
1049         // Although we're a frame, we always want the parent to be active, so
1050         // raise it whenever we get shown, focused, etc.
1051         wxTopLevelWindow *frame = wxDynamicCast(
1052             wxGetTopLevelParent(GetParent()), wxTopLevelWindow);
1053         if (frame)
1054             frame->Raise();
1055     }
1056
1057
1058     virtual void DoSetSize(int x, int y,
1059                            int width, int height,
1060                            int sizeFlags = wxSIZE_AUTO)
1061     {
1062         // convert coords to screen coords since we're a top-level window
1063         if (x != wxDefaultCoord) {
1064             GetParent()->ClientToScreen(&x, NULL);
1065         }
1066         if (y != wxDefaultCoord) {
1067             GetParent()->ClientToScreen(NULL, &y);
1068         }
1069         wxFrame::DoSetSize(x, y, width, height, sizeFlags);
1070     }
1071
1072     virtual bool Show(bool show = true)
1073     {
1074         bool rv = wxFrame::Show(show);
1075         if (rv && show)
1076             ActivateParent();
1077 #ifdef __WXMAC__
1078         GetParent()->Refresh(false);
1079 #endif
1080         return rv;
1081     }
1082
1083     void OnActivate(wxListEvent& WXUNUSED(event))
1084     {
1085         doubleClickAction(doubleClickActionData);
1086     }
1087
1088     wxListView* GetLB() { return lv; }
1089
1090 private:
1091     DECLARE_EVENT_TABLE()
1092 };
1093
1094
1095 BEGIN_EVENT_TABLE(wxSTCListBoxWin, wxWindow)
1096     EVT_SET_FOCUS          (          wxSTCListBoxWin::OnFocus)
1097     EVT_SIZE               (          wxSTCListBoxWin::OnSize)
1098     EVT_LIST_ITEM_ACTIVATED(wxID_ANY, wxSTCListBoxWin::OnActivate)
1099 END_EVENT_TABLE()
1100
1101 #endif // wxUSE_POPUPWIN -----------------------------------
1102
1103
1104 inline wxSTCListBoxWin* GETLBW(WindowID win) {
1105     return ((wxSTCListBoxWin*)win);
1106 }
1107
1108 inline wxListView* GETLB(WindowID win) {
1109     return GETLBW(win)->GetLB();
1110 }
1111
1112 //----------------------------------------------------------------------
1113
1114 class ListBoxImpl : public ListBox {
1115 private:
1116     int                 lineHeight;
1117     bool                unicodeMode;
1118     int                 desiredVisibleRows;
1119     int                 aveCharWidth;
1120     size_t              maxStrWidth;
1121     Point               location;       // Caret location at which the list is opened
1122     wxImageList*        imgList;
1123     wxArrayInt*         imgTypeMap;
1124
1125 public:
1126     ListBoxImpl();
1127     ~ListBoxImpl();
1128
1129     virtual void SetFont(Font &font);
1130     virtual void Create(Window &parent, int ctrlID, Point location_, int lineHeight_, bool unicodeMode_);
1131     virtual void SetAverageCharWidth(int width);
1132     virtual void SetVisibleRows(int rows);
1133     virtual int GetVisibleRows() const;
1134     virtual PRectangle GetDesiredRect();
1135     virtual int CaretFromEdge();
1136     virtual void Clear();
1137     virtual void Append(char *s, int type = -1);
1138             void Append(const wxString& text, int type);
1139     virtual int Length();
1140     virtual void Select(int n);
1141     virtual int GetSelection();
1142     virtual int Find(const char *prefix);
1143     virtual void GetValue(int n, char *value, int len);
1144     virtual void RegisterImage(int type, const char *xpm_data);
1145     virtual void ClearRegisteredImages();
1146     virtual void SetDoubleClickAction(CallBackAction, void *);
1147     virtual void SetList(const char* list, char separator, char typesep);
1148 };
1149
1150
1151 ListBoxImpl::ListBoxImpl()
1152     : lineHeight(10), unicodeMode(false),
1153       desiredVisibleRows(5), aveCharWidth(8), maxStrWidth(0),
1154       imgList(NULL), imgTypeMap(NULL)
1155 {
1156 }
1157
1158 ListBoxImpl::~ListBoxImpl() {
1159     if (imgList) {
1160         delete imgList;
1161         imgList = NULL;
1162     }
1163     if (imgTypeMap) {
1164         delete imgTypeMap;
1165         imgTypeMap = NULL;
1166     }
1167 }
1168
1169
1170 void ListBoxImpl::SetFont(Font &font) {
1171     GETLB(id)->SetFont(*((wxFont*)font.GetID()));
1172 }
1173
1174
1175 void ListBoxImpl::Create(Window &parent, int ctrlID, Point location_, int lineHeight_, bool unicodeMode_) {
1176     location = location_;
1177     lineHeight =  lineHeight_;
1178     unicodeMode = unicodeMode_;
1179     maxStrWidth = 0;
1180     id = new wxSTCListBoxWin(GETWIN(parent.GetID()), ctrlID, location);
1181     if (imgList != NULL)
1182         GETLB(id)->SetImageList(imgList, wxIMAGE_LIST_SMALL);
1183 }
1184
1185
1186 void ListBoxImpl::SetAverageCharWidth(int width) {
1187     aveCharWidth = width;
1188 }
1189
1190
1191 void ListBoxImpl::SetVisibleRows(int rows) {
1192     desiredVisibleRows = rows;
1193 }
1194
1195
1196 int ListBoxImpl::GetVisibleRows() const {
1197     return desiredVisibleRows;
1198 }
1199
1200 PRectangle ListBoxImpl::GetDesiredRect() {
1201     // wxListCtrl doesn't have a DoGetBestSize, so instead we kept track of
1202     // the max size in Append and calculate it here...
1203     int maxw = maxStrWidth * aveCharWidth;
1204     int maxh ;
1205
1206     // give it a default if there are no lines, and/or add a bit more
1207     if (maxw == 0) maxw = 100;
1208     maxw += aveCharWidth * 3 +
1209             GETLBW(id)->IconWidth() + wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
1210     if (maxw > 350)
1211         maxw = 350;
1212
1213     // estimate a desired height
1214     int count = GETLB(id)->GetItemCount();
1215     if (count) {
1216         wxRect rect;
1217         GETLB(id)->GetItemRect(0, rect);
1218         maxh = count * rect.GetHeight();
1219         if (maxh > 140)  // TODO:  Use desiredVisibleRows??
1220             maxh = 140;
1221
1222         // Try to make the size an exact multiple of some number of lines
1223         int lines = maxh / rect.GetHeight();
1224         maxh = (lines + 1) * rect.GetHeight() + 2;
1225     }
1226     else
1227         maxh = 100;
1228
1229     PRectangle rc;
1230     rc.top = 0;
1231     rc.left = 0;
1232     rc.right = maxw;
1233     rc.bottom = maxh;
1234     return rc;
1235 }
1236
1237
1238 int ListBoxImpl::CaretFromEdge() {
1239     return 4 + GETLBW(id)->IconWidth();
1240 }
1241
1242
1243 void ListBoxImpl::Clear() {
1244     GETLB(id)->DeleteAllItems();
1245 }
1246
1247
1248 void ListBoxImpl::Append(char *s, int type) {
1249     Append(stc2wx(s), type);
1250 }
1251
1252 void ListBoxImpl::Append(const wxString& text, int type) {
1253     long count  = GETLB(id)->GetItemCount();
1254     long itemID  = GETLB(id)->InsertItem(count, wxEmptyString);
1255     long idx = -1;
1256     GETLB(id)->SetItem(itemID, 1, text);
1257     maxStrWidth = wxMax(maxStrWidth, text.length());
1258     if (type != -1) {
1259         wxCHECK_RET(imgTypeMap, wxT("Unexpected NULL imgTypeMap"));
1260         idx = imgTypeMap->Item(type);
1261     }
1262     GETLB(id)->SetItemImage(itemID, idx, idx);
1263 }
1264
1265 void ListBoxImpl::SetList(const char* list, char separator, char typesep) {
1266     GETLB(id)->Freeze();
1267     Clear();
1268     wxStringTokenizer tkzr(stc2wx(list), (wxChar)separator);
1269     while ( tkzr.HasMoreTokens() ) {
1270         wxString token = tkzr.GetNextToken();
1271         long type = -1;
1272         int pos = token.Find(typesep);
1273         if (pos != -1) {
1274             token.Mid(pos+1).ToLong(&type);
1275             token.Truncate(pos);
1276         }
1277         Append(token, (int)type);
1278     }
1279     GETLB(id)->Thaw();
1280 }
1281
1282
1283 int ListBoxImpl::Length() {
1284     return GETLB(id)->GetItemCount();
1285 }
1286
1287
1288 void ListBoxImpl::Select(int n) {
1289     bool select = true;
1290     if (n == -1) {
1291         n = 0;
1292         select = false;
1293     }
1294     GETLB(id)->EnsureVisible(n);
1295     GETLB(id)->Select(n, select);
1296 }
1297
1298
1299 int ListBoxImpl::GetSelection() {
1300     return GETLB(id)->GetFirstSelected();
1301 }
1302
1303
1304 int ListBoxImpl::Find(const char *WXUNUSED(prefix)) {
1305     // No longer used
1306     return wxNOT_FOUND;
1307 }
1308
1309
1310 void ListBoxImpl::GetValue(int n, char *value, int len) {
1311     wxListItem item;
1312     item.SetId(n);
1313     item.SetColumn(1);
1314     item.SetMask(wxLIST_MASK_TEXT);
1315     GETLB(id)->GetItem(item);
1316     strncpy(value, wx2stc(item.GetText()), len);
1317     value[len-1] = '\0';
1318 }
1319
1320
1321 void ListBoxImpl::RegisterImage(int type, const char *xpm_data) {
1322     wxMemoryInputStream stream(xpm_data, strlen(xpm_data)+1);
1323     wxImage img(stream, wxBITMAP_TYPE_XPM);
1324     wxBitmap bmp(img);
1325
1326     if (! imgList) {
1327         // assumes all images are the same size
1328         imgList = new wxImageList(bmp.GetWidth(), bmp.GetHeight(), true);
1329         imgTypeMap = new wxArrayInt;
1330     }
1331
1332     int idx = imgList->Add(bmp);
1333
1334     // do we need to extend the mapping array?
1335     wxArrayInt& itm = *imgTypeMap;
1336     if ( itm.GetCount() < (size_t)type+1)
1337         itm.Add(-1, type - itm.GetCount() + 1);
1338
1339     // Add an item that maps type to the image index
1340     itm[type] = idx;
1341 }
1342
1343 void ListBoxImpl::ClearRegisteredImages() {
1344     if (imgList) {
1345         delete imgList;
1346         imgList = NULL;
1347     }
1348     if (imgTypeMap) {
1349         delete imgTypeMap;
1350         imgTypeMap = NULL;
1351     }
1352     if (id)
1353         GETLB(id)->SetImageList(NULL, wxIMAGE_LIST_SMALL);
1354 }
1355
1356
1357 void ListBoxImpl::SetDoubleClickAction(CallBackAction action, void *data) {
1358     GETLBW(id)->SetDoubleClickAction(action, data);
1359 }
1360
1361
1362 ListBox::ListBox() {
1363 }
1364
1365 ListBox::~ListBox() {
1366 }
1367
1368 ListBox *ListBox::Allocate() {
1369     return new ListBoxImpl();
1370 }
1371
1372 //----------------------------------------------------------------------
1373
1374 Menu::Menu() : id(0) {
1375 }
1376
1377 void Menu::CreatePopUp() {
1378     Destroy();
1379     id = new wxMenu();
1380 }
1381
1382 void Menu::Destroy() {
1383     if (id)
1384         delete (wxMenu*)id;
1385     id = 0;
1386 }
1387
1388 void Menu::Show(Point pt, Window &w) {
1389     GETWIN(w.GetID())->PopupMenu((wxMenu*)id, pt.x - 4, pt.y);
1390     Destroy();
1391 }
1392
1393 //----------------------------------------------------------------------
1394
1395 DynamicLibrary *DynamicLibrary::Load(const char *WXUNUSED(modulePath)) {
1396     wxFAIL_MSG(wxT("Dynamic lexer loading not implemented yet"));
1397     return NULL;
1398 }
1399
1400 //----------------------------------------------------------------------
1401
1402 ColourDesired Platform::Chrome() {
1403     wxColour c;
1404     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
1405     return ColourDesired(c.Red(), c.Green(), c.Blue());
1406 }
1407
1408 ColourDesired Platform::ChromeHighlight() {
1409     wxColour c;
1410     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DHIGHLIGHT);
1411     return ColourDesired(c.Red(), c.Green(), c.Blue());
1412 }
1413
1414 const char *Platform::DefaultFont() {
1415     static char buf[128];
1416     strcpy(buf, wxNORMAL_FONT->GetFaceName().mbc_str());
1417     return buf;
1418 }
1419
1420 int Platform::DefaultFontSize() {
1421     return wxNORMAL_FONT->GetPointSize();
1422 }
1423
1424 unsigned int Platform::DoubleClickTime() {
1425     return 500;   // **** ::GetDoubleClickTime();
1426 }
1427
1428 bool Platform::MouseButtonBounce() {
1429     return false;
1430 }
1431
1432 bool Platform::IsKeyDown(int WXUNUSED(key)) {
1433     return false;  // I don't think we'll need this.
1434 }
1435
1436 long Platform::SendScintilla(WindowID w,
1437                              unsigned int msg,
1438                              unsigned long wParam,
1439                              long lParam) {
1440
1441     wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
1442     return stc->SendMsg(msg, wParam, lParam);
1443 }
1444
1445 long Platform::SendScintillaPointer(WindowID w,
1446                                     unsigned int msg,
1447                                     unsigned long wParam,
1448                                     void *lParam) {
1449
1450     wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
1451     return stc->SendMsg(msg, wParam, (wxIntPtr)lParam);
1452 }
1453
1454
1455 // These are utility functions not really tied to a platform
1456
1457 int Platform::Minimum(int a, int b) {
1458     if (a < b)
1459         return a;
1460     else
1461         return b;
1462 }
1463
1464 int Platform::Maximum(int a, int b) {
1465     if (a > b)
1466         return a;
1467     else
1468         return b;
1469 }
1470
1471 //#define TRACE
1472
1473 void Platform::DebugDisplay(const char *s) {
1474 #ifdef TRACE
1475     wxLogDebug(stc2wx(s));
1476 #else
1477     wxUnusedVar(s);
1478 #endif
1479 }
1480
1481 void Platform::DebugPrintf(const char *format, ...) {
1482 #ifdef TRACE
1483     char buffer[2000];
1484     va_list pArguments;
1485     va_start(pArguments, format);
1486     vsprintf(buffer,format,pArguments);
1487     va_end(pArguments);
1488     Platform::DebugDisplay(buffer);
1489 #else
1490     wxUnusedVar(format);
1491 #endif
1492 }
1493
1494
1495 static bool assertionPopUps = true;
1496
1497 bool Platform::ShowAssertionPopUps(bool assertionPopUps_) {
1498     bool ret = assertionPopUps;
1499     assertionPopUps = assertionPopUps_;
1500     return ret;
1501 }
1502
1503 void Platform::Assert(const char *c, const char *file, int line) {
1504 #ifdef TRACE
1505     char buffer[2000];
1506     sprintf(buffer, "Assertion [%s] failed at %s %d", c, file, line);
1507     if (assertionPopUps) {
1508         /*int idButton = */
1509         wxMessageBox(stc2wx(buffer),
1510                      wxT("Assertion failure"),
1511                      wxICON_HAND | wxOK);
1512     } else {
1513         strcat(buffer, "\r\n");
1514         Platform::DebugDisplay(buffer);
1515         abort();
1516     }
1517 #else
1518     wxUnusedVar(c);
1519     wxUnusedVar(file);
1520     wxUnusedVar(line);
1521 #endif
1522 }
1523
1524
1525 int Platform::Clamp(int val, int minVal, int maxVal) {
1526     if (val > maxVal)
1527         val = maxVal;
1528     if (val < minVal)
1529         val = minVal;
1530     return val;
1531 }
1532
1533
1534 bool Platform::IsDBCSLeadByte(int WXUNUSED(codePage), char WXUNUSED(ch)) {
1535     return false;
1536 }
1537
1538 int Platform::DBCSCharLength(int WXUNUSED(codePage), const char *WXUNUSED(s)) {
1539     return 1;
1540 }
1541
1542 int Platform::DBCSCharMaxLength() {
1543     return 1;
1544 }
1545
1546
1547 //----------------------------------------------------------------------
1548
1549 ElapsedTime::ElapsedTime() {
1550     wxLongLong localTime = wxGetLocalTimeMillis();
1551     littleBit = localTime.GetLo();
1552     bigBit = localTime.GetHi();
1553 }
1554
1555 double ElapsedTime::Duration(bool reset) {
1556     wxLongLong prevTime(bigBit, littleBit);
1557     wxLongLong localTime = wxGetLocalTimeMillis();
1558     if(reset) {
1559         littleBit = localTime.GetLo();
1560         bigBit = localTime.GetHi();
1561     }
1562     wxLongLong duration = localTime - prevTime;
1563     double result = duration.ToDouble();
1564     result /= 1000.0;
1565     return result;
1566 }
1567
1568
1569 //----------------------------------------------------------------------
1570
1571 #if wxUSE_UNICODE
1572
1573 #include "UniConversion.h"
1574
1575 // Convert using Scintilla's functions instead of wx's, Scintilla's are more
1576 // forgiving and won't assert...
1577
1578 wxString stc2wx(const char* str, size_t len)
1579 {
1580     if (!len)
1581         return wxEmptyString;
1582
1583     size_t wclen = UTF16Length(str, len);
1584     wxWCharBuffer buffer(wclen+1);
1585
1586     size_t actualLen = UTF16FromUTF8(str, len, buffer.data(), wclen+1);
1587     return wxString(buffer.data(), actualLen);
1588 }
1589
1590
1591
1592 wxString stc2wx(const char* str)
1593 {
1594     return stc2wx(str, strlen(str));
1595 }
1596
1597
1598 const wxWX2MBbuf wx2stc(const wxString& str)
1599 {
1600     const wchar_t* wcstr = str.c_str();
1601     size_t wclen         = str.length();
1602     size_t len           = UTF8Length(wcstr, wclen);
1603
1604     wxCharBuffer buffer(len+1);
1605     UTF8FromUTF16(wcstr, wclen, buffer.data(), len);
1606
1607     // TODO check NULL termination!!
1608
1609     return buffer;
1610 }
1611
1612 #endif
1613
1614 #endif // wxUSE_STC