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 Point Point::FromLong(long lpoint) {
  49     return Point(lpoint & 0xFFFF, lpoint >> 16);
  50 }
  51
  52 wxRect wxRectFromPRectangle(PRectangle prc) {
  53     wxRect r(prc.left, prc.top,
  54              prc.Width(), prc.Height());
  55     return r;
  56 }
  57
  58 PRectangle PRectangleFromwxRect(wxRect rc) {
  59     return PRectangle(rc.GetLeft(), rc.GetTop(),
  60                       rc.GetRight()+1, rc.GetBottom()+1);
  61 }
  62
  63 wxColour wxColourFromCA(const ColourAllocated& ca) {
  64     ColourDesired cd(ca.AsLong());
  65     return wxColour((unsigned char)cd.GetRed(),
  66                     (unsigned char)cd.GetGreen(),
  67                     (unsigned char)cd.GetBlue());
  68 }
  69
  70 wxColour wxColourFromCAandAlpha(const ColourAllocated& ca, int alpha) {
  71     ColourDesired cd(ca.AsLong());
  72     return wxColour((unsigned char)cd.GetRed(),
  73                     (unsigned char)cd.GetGreen(),
  74                     (unsigned char)cd.GetBlue(),
  75                     (unsigned char)alpha);
  76 }
  77
  78 //----------------------------------------------------------------------
  79
  80 Palette::Palette() {
  81     used = 0;
  82     allowRealization = false;
  83     size = 100;
  84     entries = new ColourPair[size];
  85 }
  86
  87 Palette::~Palette() {
  88     Release();
  89     wxDELETEA(entries);
  90 }
  91
  92 void Palette::Release() {
  93     used = 0;
  94     delete [] entries;
  95     size = 100;
  96     entries = new ColourPair[size];
  97 }
  98
  99 // This method either adds a colour to the list of wanted colours (want==true)
 100 // or retrieves the allocated colour back to the ColourPair.
 101 // This is one method to make it easier to keep the code for wanting and retrieving in sync.
 102 void Palette::WantFind(ColourPair &cp, bool want) {
 103     if (want) {
 104         for (int i=0; i < used; i++) {
 105             if (entries[i].desired == cp.desired)
 106                 return;
 107         }
 108
 109         if (used >= size) {
 110             int sizeNew = size * 2;
 111             ColourPair *entriesNew = new ColourPair[sizeNew];
 112             for (int j=0; j<size; j++) {
 113                 entriesNew[j] = entries[j];
 114             }
 115             delete []entries;
 116             entries = entriesNew;
 117             size = sizeNew;
 118         }
 119
 120         entries[used].desired = cp.desired;
 121         entries[used].allocated.Set(cp.desired.AsLong());
 122         used++;
 123     } else {
 124         for (int i=0; i < used; i++) {
 125             if (entries[i].desired == cp.desired) {
 126                 cp.allocated = entries[i].allocated;
 127                 return;
 128             }
 129         }
 130         cp.allocated.Set(cp.desired.AsLong());
 131     }
 132 }
 133
 134 void Palette::Allocate(Window &) {
 135     if (allowRealization) {
 136     }
 137 }
 138
 139
 140 //----------------------------------------------------------------------
 141
 142 Font::Font() {
 143     fid = 0;
 144     ascent = 0;
 145 }
 146
 147 Font::~Font() {
 148 }
 149
 150 void Font::Create(const char *faceName, int characterSet,
 151                   int size, bool bold, bool italic,
 152                   int WXUNUSED(extraFontFlag)) {
 153     Release();
 154
 155     // The minus one is done because since Scintilla uses SC_SHARSET_DEFAULT
 156     // internally and we need to have wxFONENCODING_DEFAULT == SC_SHARSET_DEFAULT
 157     // so we adjust the encoding before passing it to Scintilla.  See also
 158     // wxStyledTextCtrl::StyleSetCharacterSet
 159     wxFontEncoding encoding = (wxFontEncoding)(characterSet-1);
 160
 161     wxFontEncodingArray ea = wxEncodingConverter::GetPlatformEquivalents(encoding);
 162     if (ea.GetCount())
 163         encoding = ea[0];
 164
 165     wxFont* font = new wxFont(size,
 166                     wxDEFAULT,
 167                     italic ? wxITALIC :  wxNORMAL,
 168                     bold ? wxBOLD : wxNORMAL,
 169                     false,
 170                     stc2wx(faceName),
 171                     encoding);
 172     fid = font;
 173 }
 174
 175
 176 void Font::Release() {
 177     if (fid)
 178         delete (wxFont*)fid;
 179     fid = 0;
 180 }
 181
 182 //----------------------------------------------------------------------
 183
 184 class SurfaceImpl : public Surface {
 185 private:
 186     wxDC*       hdc;
 187     bool        hdcOwned;
 188     wxBitmap*   bitmap;
 189     int         x;
 190     int         y;
 191     bool        unicodeMode;
 192
 193 public:
 194     SurfaceImpl();
 195     ~SurfaceImpl();
 196
 197     virtual void Init(WindowID wid);
 198     virtual void Init(SurfaceID sid, WindowID wid);
 199     virtual void InitPixMap(int width, int height, Surface *surface_, WindowID wid);
 200
 201     virtual void Release();
 202     virtual bool Initialised();
 203     virtual void PenColour(ColourAllocated fore);
 204     virtual int LogPixelsY();
 205     virtual int DeviceHeightFont(int points);
 206     virtual void MoveTo(int x_, int y_);
 207     virtual void LineTo(int x_, int y_);
 208     virtual void Polygon(Point *pts, int npts, ColourAllocated fore, ColourAllocated back);
 209     virtual void RectangleDraw(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 210     virtual void FillRectangle(PRectangle rc, ColourAllocated back);
 211     virtual void FillRectangle(PRectangle rc, Surface &surfacePattern);
 212     virtual void RoundedRectangle(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 213     virtual void AlphaRectangle(PRectangle rc, int cornerSize, ColourAllocated fill, int alphaFill,
 214                                 ColourAllocated outline, int alphaOutline, int flags);
 215     virtual void Ellipse(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 216     virtual void Copy(PRectangle rc, Point from, Surface &surfaceSource);
 217
 218     virtual void DrawTextNoClip(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore, ColourAllocated back);
 219     virtual void DrawTextClipped(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore, ColourAllocated back);
 220     virtual void DrawTextTransparent(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore);
 221     virtual void MeasureWidths(Font &font_, const char *s, int len, int *positions);
 222     virtual int WidthText(Font &font_, const char *s, int len);
 223     virtual int WidthChar(Font &font_, char ch);
 224     virtual int Ascent(Font &font_);
 225     virtual int Descent(Font &font_);
 226     virtual int InternalLeading(Font &font_);
 227     virtual int ExternalLeading(Font &font_);
 228     virtual int Height(Font &font_);
 229     virtual int AverageCharWidth(Font &font_);
 230
 231     virtual int SetPalette(Palette *pal, bool inBackGround);
 232     virtual void SetClip(PRectangle rc);
 233     virtual void FlushCachedState();
 234
 235     virtual void SetUnicodeMode(bool unicodeMode_);
 236     virtual void SetDBCSMode(int codePage);
 237
 238     void BrushColour(ColourAllocated back);
 239     void SetFont(Font &font_);
 240 };
 241
 242
 243
 244 SurfaceImpl::SurfaceImpl() :
 245     hdc(0), hdcOwned(0), bitmap(0),
 246     x(0), y(0), unicodeMode(0)
 247 {}
 248
 249 SurfaceImpl::~SurfaceImpl() {
 250     Release();
 251 }
 252
 253 void SurfaceImpl::Init(WindowID wid) {
 254 #if 0
 255     Release();
 256     hdc = new wxMemoryDC();
 257     hdcOwned = true;
 258 #else
 259     // On Mac and GTK the DC is not really valid until it has a bitmap
 260     // selected into it.  So instead of just creating the DC with no bitmap,
 261     // go ahead and give it one.
 262     InitPixMap(1,1,NULL,wid);
 263 #endif
 264 }
 265
 266 void SurfaceImpl::Init(SurfaceID hdc_, WindowID) {
 267     Release();
 268     hdc = (wxDC*)hdc_;
 269 }
 270
 271 void SurfaceImpl::InitPixMap(int width, int height, Surface *WXUNUSED(surface_), WindowID) {
 272     Release();
 273     hdc = new wxMemoryDC();
 274     hdcOwned = true;
 275     if (width < 1) width = 1;
 276     if (height < 1) height = 1;
 277     bitmap = new wxBitmap(width, height);
 278     ((wxMemoryDC*)hdc)->SelectObject(*bitmap);
 279 }
 280
 281
 282 void SurfaceImpl::Release() {
 283     if (bitmap) {
 284         ((wxMemoryDC*)hdc)->SelectObject(wxNullBitmap);
 285         delete bitmap;
 286         bitmap = 0;
 287     }
 288     if (hdcOwned) {
 289         delete hdc;
 290         hdc = 0;
 291         hdcOwned = false;
 292     }
 293 }
 294
 295
 296 bool SurfaceImpl::Initialised() {
 297     return hdc != 0;
 298 }
 299
 300
 301 void SurfaceImpl::PenColour(ColourAllocated fore) {
 302     hdc->SetPen(wxPen(wxColourFromCA(fore)));
 303 }
 304
 305 void SurfaceImpl::BrushColour(ColourAllocated back) {
 306     hdc->SetBrush(wxBrush(wxColourFromCA(back)));
 307 }
 308
 309 void SurfaceImpl::SetFont(Font &font_) {
 310   if (font_.GetID()) {
 311       hdc->SetFont(*((wxFont*)font_.GetID()));
 312     }
 313 }
 314
 315 int SurfaceImpl::LogPixelsY() {
 316     return hdc->GetPPI().y;
 317 }
 318
 319 int SurfaceImpl::DeviceHeightFont(int points) {
 320     return points;
 321 }
 322
 323 void SurfaceImpl::MoveTo(int x_, int y_) {
 324     x = x_;
 325     y = y_;
 326 }
 327
 328 void SurfaceImpl::LineTo(int x_, int y_) {
 329     hdc->DrawLine(x,y, x_,y_);
 330     x = x_;
 331     y = y_;
 332 }
 333
 334 void SurfaceImpl::Polygon(Point *pts, int npts, ColourAllocated fore, ColourAllocated back) {
 335     PenColour(fore);
 336     BrushColour(back);
 337     hdc->DrawPolygon(npts, (wxPoint*)pts);
 338 }
 339
 340 void SurfaceImpl::RectangleDraw(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 341     PenColour(fore);
 342     BrushColour(back);
 343     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 344 }
 345
 346 void SurfaceImpl::FillRectangle(PRectangle rc, ColourAllocated back) {
 347     BrushColour(back);
 348     hdc->SetPen(*wxTRANSPARENT_PEN);
 349     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 350 }
 351
 352 void SurfaceImpl::FillRectangle(PRectangle rc, Surface &surfacePattern) {
 353     wxBrush br;
 354     if (((SurfaceImpl&)surfacePattern).bitmap)
 355         br = wxBrush(*((SurfaceImpl&)surfacePattern).bitmap);
 356     else    // Something is wrong so display in red
 357         br = wxBrush(*wxRED);
 358     hdc->SetPen(*wxTRANSPARENT_PEN);
 359     hdc->SetBrush(br);
 360     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 361 }
 362
 363 void SurfaceImpl::RoundedRectangle(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 364     PenColour(fore);
 365     BrushColour(back);
 366     hdc->DrawRoundedRectangle(wxRectFromPRectangle(rc), 4);
 367 }
 368
 369 #ifdef __WXMSW__
 370 #define wxPy_premultiply(p, a)   ((p) * (a) / 0xff)
 371 #else
 372 #define wxPy_premultiply(p, a)   (p)
 373 #endif
 374
 375 void SurfaceImpl::AlphaRectangle(PRectangle rc, int cornerSize,
 376                                  ColourAllocated fill, int alphaFill,
 377                                  ColourAllocated outline, int alphaOutline,
 378                                  int /*flags*/) {
 379 #if wxUSE_GRAPHICS_CONTEXT
 380     wxGCDC dc(*(wxMemoryDC*)hdc);
 381     wxColour penColour(wxColourFromCAandAlpha(outline, alphaOutline));
 382     wxColour brushColour(wxColourFromCAandAlpha(fill, alphaFill));
 383     dc.SetPen(wxPen(penColour));
 384     dc.SetBrush(wxBrush(brushColour));
 385     dc.DrawRoundedRectangle(wxRectFromPRectangle(rc), cornerSize);
 386     return;
 387 #else
 388
 389 #ifdef wxHAS_RAW_BITMAP
 390
 391     // TODO:  do something with cornerSize
 392     wxUnusedVar(cornerSize);
 393
 394     int x, y;
 395     wxRect r = wxRectFromPRectangle(rc);
 396     wxBitmap bmp(r.width, r.height, 32);
 397     wxAlphaPixelData pixData(bmp);
 398
 399     // Set the fill pixels
 400     ColourDesired cdf(fill.AsLong());
 401     int red   = cdf.GetRed();
 402     int green = cdf.GetGreen();
 403     int blue  = cdf.GetBlue();
 404
 405     wxAlphaPixelData::Iterator p(pixData);
 406     for (y=0; y<r.height; y++) {
 407         p.MoveTo(pixData, 0, y);
 408         for (x=0; x<r.width; x++) {
 409             p.Red()   = wxPy_premultiply(red,   alphaFill);
 410             p.Green() = wxPy_premultiply(green, alphaFill);
 411             p.Blue()  = wxPy_premultiply(blue,  alphaFill);
 412             p.Alpha() = alphaFill;
 413             ++p;
 414         }
 415     }
 416
 417     // Set the outline pixels
 418     ColourDesired cdo(outline.AsLong());
 419     red   = cdo.GetRed();
 420     green = cdo.GetGreen();
 421     blue  = cdo.GetBlue();
 422     for (x=0; x<r.width; x++) {
 423         p.MoveTo(pixData, x, 0);
 424         p.Red()   = wxPy_premultiply(red,   alphaOutline);
 425         p.Green() = wxPy_premultiply(green, alphaOutline);
 426         p.Blue()  = wxPy_premultiply(blue,  alphaOutline);
 427         p.Alpha() = alphaOutline;
 428         p.MoveTo(pixData, x, r.height-1);
 429         p.Red()   = wxPy_premultiply(red,   alphaOutline);
 430         p.Green() = wxPy_premultiply(green, alphaOutline);
 431         p.Blue()  = wxPy_premultiply(blue,  alphaOutline);
 432         p.Alpha() = alphaOutline;
 433     }
 434
 435     for (y=0; y<r.height; y++) {
 436         p.MoveTo(pixData, 0, y);
 437         p.Red()   = wxPy_premultiply(red,   alphaOutline);
 438         p.Green() = wxPy_premultiply(green, alphaOutline);
 439         p.Blue()  = wxPy_premultiply(blue,  alphaOutline);
 440         p.Alpha() = alphaOutline;
 441         p.MoveTo(pixData, r.width-1, y);
 442         p.Red()   = wxPy_premultiply(red,   alphaOutline);
 443         p.Green() = wxPy_premultiply(green, alphaOutline);
 444         p.Blue()  = wxPy_premultiply(blue,  alphaOutline);
 445         p.Alpha() = alphaOutline;
 446     }
 447
 448     // Draw the bitmap
 449     hdc->DrawBitmap(bmp, r.x, r.y, true);
 450
 451 #else
 452     wxUnusedVar(cornerSize);
 453     wxUnusedVar(alphaFill);
 454     wxUnusedVar(alphaOutline);
 455     RectangleDraw(rc, outline, fill);
 456 #endif
 457 #endif
 458 }
 459
 460 void SurfaceImpl::Ellipse(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 461     PenColour(fore);
 462     BrushColour(back);
 463     hdc->DrawEllipse(wxRectFromPRectangle(rc));
 464 }
 465
 466 void SurfaceImpl::Copy(PRectangle rc, Point from, Surface &surfaceSource) {
 467     wxRect r = wxRectFromPRectangle(rc);
 468     hdc->Blit(r.x, r.y, r.width, r.height,
 469               ((SurfaceImpl&)surfaceSource).hdc,
 470               from.x, from.y, wxCOPY);
 471 }
 472
 473 void SurfaceImpl::DrawTextNoClip(PRectangle rc, Font &font, int ybase,
 474                                  const char *s, int len,
 475                                  ColourAllocated fore, ColourAllocated back) {
 476     SetFont(font);
 477     hdc->SetTextForeground(wxColourFromCA(fore));
 478     hdc->SetTextBackground(wxColourFromCA(back));
 479     FillRectangle(rc, back);
 480
 481     // ybase is where the baseline should be, but wxWin uses the upper left
 482     // corner, so I need to calculate the real position for the text...
 483     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 484 }
 485
 486 void SurfaceImpl::DrawTextClipped(PRectangle rc, Font &font, int ybase,
 487                                   const char *s, int len,
 488                                   ColourAllocated fore, ColourAllocated back) {
 489     SetFont(font);
 490     hdc->SetTextForeground(wxColourFromCA(fore));
 491     hdc->SetTextBackground(wxColourFromCA(back));
 492     FillRectangle(rc, back);
 493     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 494
 495     // see comments above
 496     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 497     hdc->DestroyClippingRegion();
 498 }
 499
 500
 501 void SurfaceImpl::DrawTextTransparent(PRectangle rc, Font &font, int ybase,
 502                                       const char *s, int len,
 503                                       ColourAllocated fore) {
 504
 505     SetFont(font);
 506     hdc->SetTextForeground(wxColourFromCA(fore));
 507     hdc->SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);
 508
 509     // ybase is where the baseline should be, but wxWin uses the upper left
 510     // corner, so I need to calculate the real position for the text...
 511     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 512
 513     hdc->SetBackgroundMode(wxBRUSHSTYLE_SOLID);
 514 }
 515
 516
 517 void SurfaceImpl::MeasureWidths(Font &font, const char *s, int len, int *positions) {
 518
 519     wxString   str = stc2wx(s, len);
 520     wxArrayInt tpos;
 521
 522     SetFont(font);
 523
 524     hdc->GetPartialTextExtents(str, tpos);
 525
 526 #if wxUSE_UNICODE
 527     // Map the widths for UCS-2 characters back to the UTF-8 input string
 528     // NOTE:  I don't think this is right for when sizeof(wxChar) > 2, ie wxGTK2
 529     // so figure it out and fix it!
 530     size_t i = 0;
 531     size_t ui = 0;
 532     while ((int)i < len) {
 533         unsigned char uch = (unsigned char)s[i];
 534         positions[i++] = tpos[ui];
 535         if (uch >= 0x80) {
 536             if (uch < (0x80 + 0x40 + 0x20)) {
 537                 positions[i++] = tpos[ui];
 538             } else {
 539                 positions[i++] = tpos[ui];
 540                 positions[i++] = tpos[ui];
 541             }
 542         }
 543         ui++;
 544     }
 545 #else
 546
 547     // If not unicode then just use the widths we have
 548 #if wxUSE_STD_CONTAINERS
 549     std::copy(tpos.begin(), tpos.end(), positions);
 550 #else
 551     memcpy(positions, tpos.begin(), len * sizeof(int));
 552 #endif
 553 #endif
 554 }
 555
 556
 557 int SurfaceImpl::WidthText(Font &font, const char *s, int len) {
 558     SetFont(font);
 559     int w;
 560     int h;
 561
 562     hdc->GetTextExtent(stc2wx(s, len), &w, &h);
 563     return w;
 564 }
 565
 566
 567 int SurfaceImpl::WidthChar(Font &font, char ch) {
 568     SetFont(font);
 569     int w;
 570     int h;
 571     char s[2] = { ch, 0 };
 572
 573     hdc->GetTextExtent(stc2wx(s, 1), &w, &h);
 574     return w;
 575 }
 576
 577 #define EXTENT_TEST wxT(" `~!@#$%^&*()-_=+\\|[]{};:\"\'<,>.?/1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
 578
 579 int SurfaceImpl::Ascent(Font &font) {
 580     SetFont(font);
 581     int w, h, d, e;
 582     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 583     font.ascent = h - d;
 584     return font.ascent;
 585 }
 586
 587 int SurfaceImpl::Descent(Font &font) {
 588     SetFont(font);
 589     int w, h, d, e;
 590     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 591     return d;
 592 }
 593
 594 int SurfaceImpl::InternalLeading(Font &WXUNUSED(font)) {
 595     return 0;
 596 }
 597
 598 int SurfaceImpl::ExternalLeading(Font &font) {
 599     SetFont(font);
 600     int w, h, d, e;
 601     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 602     return e;
 603 }
 604
 605 int SurfaceImpl::Height(Font &font) {
 606     SetFont(font);
 607     return hdc->GetCharHeight() + 1;
 608 }
 609
 610 int SurfaceImpl::AverageCharWidth(Font &font) {
 611     SetFont(font);
 612     return hdc->GetCharWidth();
 613 }
 614
 615 int SurfaceImpl::SetPalette(Palette *WXUNUSED(pal), bool WXUNUSED(inBackGround)) {
 616     return 0;
 617 }
 618
 619 void SurfaceImpl::SetClip(PRectangle rc) {
 620     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 621 }
 622
 623 void SurfaceImpl::FlushCachedState() {
 624 }
 625
 626 void SurfaceImpl::SetUnicodeMode(bool unicodeMode_) {
 627     unicodeMode=unicodeMode_;
 628 }
 629
 630 void SurfaceImpl::SetDBCSMode(int WXUNUSED(codePage)) {
 631     // dbcsMode = codePage == SC_CP_DBCS;
 632 }
 633
 634
 635 Surface *Surface::Allocate() {
 636     return new SurfaceImpl;
 637 }
 638
 639
 640 //----------------------------------------------------------------------
 641
 642
 643 inline wxWindow* GETWIN(WindowID id) { return (wxWindow*)id; }
 644
 645 Window::~Window() {
 646 }
 647
 648 void Window::Destroy() {
 649     if (wid) {
 650         Show(false);
 651         GETWIN(wid)->Destroy();
 652     }
 653     wid = 0;
 654 }
 655
 656 bool Window::HasFocus() {
 657     return wxWindow::FindFocus() == GETWIN(wid);
 658 }
 659
 660 PRectangle Window::GetPosition() {
 661     if (! wid) return PRectangle();
 662     wxRect rc(GETWIN(wid)->GetPosition(), GETWIN(wid)->GetSize());
 663     return PRectangleFromwxRect(rc);
 664 }
 665
 666 void Window::SetPosition(PRectangle rc) {
 667     wxRect r = wxRectFromPRectangle(rc);
 668     GETWIN(wid)->SetSize(r);
 669 }
 670
 671 void Window::SetPositionRelative(PRectangle rc, Window) {
 672     SetPosition(rc);  // ????
 673 }
 674
 675 PRectangle Window::GetClientPosition() {
 676     if (! wid) return PRectangle();
 677     wxSize sz = GETWIN(wid)->GetClientSize();
 678     return  PRectangle(0, 0, sz.x, sz.y);
 679 }
 680
 681 void Window::Show(bool show) {
 682     GETWIN(wid)->Show(show);
 683 }
 684
 685 void Window::InvalidateAll() {
 686     GETWIN(wid)->Refresh(false);
 687 }
 688
 689 void Window::InvalidateRectangle(PRectangle rc) {
 690     wxRect r = wxRectFromPRectangle(rc);
 691     GETWIN(wid)->Refresh(false, &r);
 692 }
 693
 694 void Window::SetFont(Font &font) {
 695     GETWIN(wid)->SetFont(*((wxFont*)font.GetID()));
 696 }
 697
 698 void Window::SetCursor(Cursor curs) {
 699     wxStockCursor cursorId;
 700
 701     switch (curs) {
 702     case cursorText:
 703         cursorId = wxCURSOR_IBEAM;
 704         break;
 705     case cursorArrow:
 706         cursorId = wxCURSOR_ARROW;
 707         break;
 708     case cursorUp:
 709         cursorId = wxCURSOR_ARROW; // ** no up arrow...  wxCURSOR_UPARROW;
 710         break;
 711     case cursorWait:
 712         cursorId = wxCURSOR_WAIT;
 713         break;
 714     case cursorHoriz:
 715         cursorId = wxCURSOR_SIZEWE;
 716         break;
 717     case cursorVert:
 718         cursorId = wxCURSOR_SIZENS;
 719         break;
 720     case cursorReverseArrow:
 721         cursorId = wxCURSOR_RIGHT_ARROW;
 722         break;
 723     case cursorHand:
 724         cursorId = wxCURSOR_HAND;
 725         break;
 726     default:
 727         cursorId = wxCURSOR_ARROW;
 728         break;
 729     }
 730
 731     wxCursor wc = wxCursor(cursorId);
 732     if(curs != cursorLast)
 733     {
 734         GETWIN(wid)->SetCursor(wc);
 735         cursorLast = curs;
 736     }
 737 }
 738
 739
 740 void Window::SetTitle(const char *s) {
 741     GETWIN(wid)->SetLabel(stc2wx(s));
 742 }
 743
 744
 745 // Returns rectangle of monitor pt is on
 746 PRectangle Window::GetMonitorRect(Point pt) {
 747     wxRect rect;
 748     if (! wid) return PRectangle();
 749 #if wxUSE_DISPLAY
 750     // Get the display the point is found on
 751     int n = wxDisplay::GetFromPoint(wxPoint(pt.x, pt.y));
 752     wxDisplay dpy(n == wxNOT_FOUND ? 0 : n);
 753     rect = dpy.GetGeometry();
 754 #else
 755     wxUnusedVar(pt);
 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 // A popup window to place the wxSTCListBox upon
 825 class wxSTCListBoxWin : public wxPopupWindow
 826 {
 827 private:
 828     wxListView*         lv;
 829     CallBackAction      doubleClickAction;
 830     void*               doubleClickActionData;
 831 public:
 832     wxSTCListBoxWin(wxWindow* parent, wxWindowID id, Point WXUNUSED(location)) :
 833         wxPopupWindow(parent, wxBORDER_SIMPLE)
 834     {
 835
 836         lv = new wxSTCListBox(parent, id, wxPoint(-50,-50), wxDefaultSize,
 837                               wxLC_REPORT | wxLC_SINGLE_SEL | wxLC_NO_HEADER | wxBORDER_NONE);
 838         lv->SetCursor(wxCursor(wxCURSOR_ARROW));
 839         lv->InsertColumn(0, wxEmptyString);
 840         lv->InsertColumn(1, wxEmptyString);
 841
 842         // NOTE: We need to fool the wxListView into thinking that it has the
 843         // focus so it will use the normal selection colour and will look
 844         // "right" to the user.  But since the wxPopupWindow or its children
 845         // can't receive focus then we have to pull a fast one and temporarily
 846         // parent the listctrl on the STC window and then call SetFocus and
 847         // then reparent it back to the popup.
 848         lv->SetFocus();
 849         lv->Reparent(this);
 850 #ifdef __WXMSW__
 851         lv->Show();
 852 #endif
 853 #ifdef __WXOSX_COCOA__
 854         SetBackgroundColour(wxColour(0xC0, 0xC0, 0xC0));
 855 #endif
 856     }
 857
 858
 859     // Set position in client coords
 860     virtual void DoSetSize(int x, int y,
 861                            int width, int height,
 862                            int sizeFlags = wxSIZE_AUTO) {
 863         if (x != wxDefaultCoord) {
 864             GetParent()->ClientToScreen(&x, NULL);
 865         }
 866         if (y != wxDefaultCoord) {
 867             GetParent()->ClientToScreen(NULL, &y);
 868         }
 869         wxPopupWindow::DoSetSize(x, y, width, height, sizeFlags);
 870     }
 871
 872     // return position as if it were in client coords
 873     virtual void DoGetPosition( int *x, int *y ) const {
 874         int sx, sy;
 875         wxPopupWindow::DoGetPosition(&sx, &sy);
 876         GetParent()->ScreenToClient(&sx, &sy);
 877         if (x) *x = sx;
 878         if (y) *y = sy;
 879     }
 880
 881
 882     bool Destroy() {
 883         if ( !wxPendingDelete.Member(this) )
 884             wxPendingDelete.Append(this);
 885         return true;
 886     }
 887
 888
 889     int IconWidth() {
 890         wxImageList* il = lv->GetImageList(wxIMAGE_LIST_SMALL);
 891         if (il != NULL) {
 892             int w, h;
 893             il->GetSize(0, w, h);
 894             return w;
 895         }
 896         return 0;
 897     }
 898
 899
 900     void SetDoubleClickAction(CallBackAction action, void *data) {
 901         doubleClickAction = action;
 902         doubleClickActionData = data;
 903     }
 904
 905
 906     void OnFocus(wxFocusEvent& event) {
 907         GetParent()->SetFocus();
 908         event.Skip();
 909     }
 910
 911     void OnSize(wxSizeEvent& event) {
 912         // resize the child to fill the popup
 913         wxSize sz = GetClientSize();
 914         int x, y, w, h;
 915         x = y = 0;
 916         w = sz.x;
 917         h = sz.y;
 918 #ifdef __WXOSX_COCOA__
 919         // make room for the parent's bg color to show, to act as a border
 920         x = y = 1;
 921         w -= 2;
 922         h -= 2;
 923 #endif
 924         lv->SetSize(x, y, w, h);
 925         // reset the column widths
 926         lv->SetColumnWidth(0, IconWidth()+4);
 927         lv->SetColumnWidth(1, w - 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     wxDELETE(imgList);
1160     wxDELETE(imgTypeMap);
1161 }
1162
1163
1164 void ListBoxImpl::SetFont(Font &font) {
1165     GETLB(wid)->SetFont(*((wxFont*)font.GetID()));
1166 }
1167
1168
1169 void ListBoxImpl::Create(Window &parent, int ctrlID, Point location_, int lineHeight_, bool unicodeMode_) {
1170     location = location_;
1171     lineHeight =  lineHeight_;
1172     unicodeMode = unicodeMode_;
1173     maxStrWidth = 0;
1174     wid = new wxSTCListBoxWin(GETWIN(parent.GetID()), ctrlID, location);
1175     if (imgList != NULL)
1176         GETLB(wid)->SetImageList(imgList, wxIMAGE_LIST_SMALL);
1177 }
1178
1179
1180 void ListBoxImpl::SetAverageCharWidth(int width) {
1181     aveCharWidth = width;
1182 }
1183
1184
1185 void ListBoxImpl::SetVisibleRows(int rows) {
1186     desiredVisibleRows = rows;
1187 }
1188
1189
1190 int ListBoxImpl::GetVisibleRows() const {
1191     return desiredVisibleRows;
1192 }
1193
1194 PRectangle ListBoxImpl::GetDesiredRect() {
1195     // wxListCtrl doesn't have a DoGetBestSize, so instead we kept track of
1196     // the max size in Append and calculate it here...
1197     int maxw = maxStrWidth * aveCharWidth;
1198     int maxh ;
1199
1200     // give it a default if there are no lines, and/or add a bit more
1201     if (maxw == 0) maxw = 100;
1202     maxw += aveCharWidth * 3 +
1203             GETLBW(wid)->IconWidth() + wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
1204     if (maxw > 350)
1205         maxw = 350;
1206
1207     // estimate a desired height
1208     int count = GETLB(wid)->GetItemCount();
1209     if (count) {
1210         wxRect rect;
1211         GETLB(wid)->GetItemRect(0, rect);
1212         maxh = count * rect.GetHeight();
1213         if (maxh > 140)  // TODO:  Use desiredVisibleRows??
1214             maxh = 140;
1215
1216         // Try to make the size an exact multiple of some number of lines
1217         int lines = maxh / rect.GetHeight();
1218         maxh = (lines + 1) * rect.GetHeight() + 2;
1219     }
1220     else
1221         maxh = 100;
1222
1223     PRectangle rc;
1224     rc.top = 0;
1225     rc.left = 0;
1226     rc.right = maxw;
1227     rc.bottom = maxh;
1228     return rc;
1229 }
1230
1231
1232 int ListBoxImpl::CaretFromEdge() {
1233     return 4 + GETLBW(wid)->IconWidth();
1234 }
1235
1236
1237 void ListBoxImpl::Clear() {
1238     GETLB(wid)->DeleteAllItems();
1239 }
1240
1241
1242 void ListBoxImpl::Append(char *s, int type) {
1243     Append(stc2wx(s), type);
1244 }
1245
1246 void ListBoxImpl::Append(const wxString& text, int type) {
1247     long count  = GETLB(wid)->GetItemCount();
1248     long itemID  = GETLB(wid)->InsertItem(count, wxEmptyString);
1249     long idx = -1;
1250     GETLB(wid)->SetItem(itemID, 1, text);
1251     maxStrWidth = wxMax(maxStrWidth, text.length());
1252     if (type != -1) {
1253         wxCHECK_RET(imgTypeMap, wxT("Unexpected NULL imgTypeMap"));
1254         idx = imgTypeMap->Item(type);
1255     }
1256     GETLB(wid)->SetItemImage(itemID, idx, idx);
1257 }
1258
1259 void ListBoxImpl::SetList(const char* list, char separator, char typesep) {
1260     GETLB(wid)->Freeze();
1261     Clear();
1262     wxStringTokenizer tkzr(stc2wx(list), (wxChar)separator);
1263     while ( tkzr.HasMoreTokens() ) {
1264         wxString token = tkzr.GetNextToken();
1265         long type = -1;
1266         int pos = token.Find(typesep);
1267         if (pos != -1) {
1268             token.Mid(pos+1).ToLong(&type);
1269             token.Truncate(pos);
1270         }
1271         Append(token, (int)type);
1272     }
1273     GETLB(wid)->Thaw();
1274 }
1275
1276
1277 int ListBoxImpl::Length() {
1278     return GETLB(wid)->GetItemCount();
1279 }
1280
1281
1282 void ListBoxImpl::Select(int n) {
1283     bool select = true;
1284     if (n == -1) {
1285         n = 0;
1286         select = false;
1287     }
1288     GETLB(wid)->EnsureVisible(n);
1289     GETLB(wid)->Select(n, select);
1290 }
1291
1292
1293 int ListBoxImpl::GetSelection() {
1294     return GETLB(wid)->GetFirstSelected();
1295 }
1296
1297
1298 int ListBoxImpl::Find(const char *WXUNUSED(prefix)) {
1299     // No longer used
1300     return wxNOT_FOUND;
1301 }
1302
1303
1304 void ListBoxImpl::GetValue(int n, char *value, int len) {
1305     wxListItem item;
1306     item.SetId(n);
1307     item.SetColumn(1);
1308     item.SetMask(wxLIST_MASK_TEXT);
1309     GETLB(wid)->GetItem(item);
1310     strncpy(value, wx2stc(item.GetText()), len);
1311     value[len-1] = '\0';
1312 }
1313
1314
1315 void ListBoxImpl::RegisterImage(int type, const char *xpm_data) {
1316     wxMemoryInputStream stream(xpm_data, strlen(xpm_data)+1);
1317     wxImage img(stream, wxBITMAP_TYPE_XPM);
1318     wxBitmap bmp(img);
1319
1320     if (! imgList) {
1321         // assumes all images are the same size
1322         imgList = new wxImageList(bmp.GetWidth(), bmp.GetHeight(), true);
1323         imgTypeMap = new wxArrayInt;
1324     }
1325
1326     int idx = imgList->Add(bmp);
1327
1328     // do we need to extend the mapping array?
1329     wxArrayInt& itm = *imgTypeMap;
1330     if ( itm.GetCount() < (size_t)type+1)
1331         itm.Add(-1, type - itm.GetCount() + 1);
1332
1333     // Add an item that maps type to the image index
1334     itm[type] = idx;
1335 }
1336
1337 void ListBoxImpl::ClearRegisteredImages() {
1338     wxDELETE(imgList);
1339     wxDELETE(imgTypeMap);
1340     if (wid)
1341         GETLB(wid)->SetImageList(NULL, wxIMAGE_LIST_SMALL);
1342 }
1343
1344
1345 void ListBoxImpl::SetDoubleClickAction(CallBackAction action, void *data) {
1346     GETLBW(wid)->SetDoubleClickAction(action, data);
1347 }
1348
1349
1350 ListBox::ListBox() {
1351 }
1352
1353 ListBox::~ListBox() {
1354 }
1355
1356 ListBox *ListBox::Allocate() {
1357     return new ListBoxImpl();
1358 }
1359
1360 //----------------------------------------------------------------------
1361
1362 Menu::Menu() : mid(0) {
1363 }
1364
1365 void Menu::CreatePopUp() {
1366     Destroy();
1367     mid = new wxMenu();
1368 }
1369
1370 void Menu::Destroy() {
1371     if (mid)
1372         delete (wxMenu*)mid;
1373     mid = 0;
1374 }
1375
1376 void Menu::Show(Point pt, Window &w) {
1377     GETWIN(w.GetID())->PopupMenu((wxMenu*)mid, pt.x - 4, pt.y);
1378     Destroy();
1379 }
1380
1381 //----------------------------------------------------------------------
1382
1383 DynamicLibrary *DynamicLibrary::Load(const char *WXUNUSED(modulePath)) {
1384     wxFAIL_MSG(wxT("Dynamic lexer loading not implemented yet"));
1385     return NULL;
1386 }
1387
1388 //----------------------------------------------------------------------
1389
1390 ColourDesired Platform::Chrome() {
1391     wxColour c;
1392     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
1393     return ColourDesired(c.Red(), c.Green(), c.Blue());
1394 }
1395
1396 ColourDesired Platform::ChromeHighlight() {
1397     wxColour c;
1398     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DHIGHLIGHT);
1399     return ColourDesired(c.Red(), c.Green(), c.Blue());
1400 }
1401
1402 const char *Platform::DefaultFont() {
1403     static char buf[128];
1404     strcpy(buf, wxNORMAL_FONT->GetFaceName().mbc_str());
1405     return buf;
1406 }
1407
1408 int Platform::DefaultFontSize() {
1409     return wxNORMAL_FONT->GetPointSize();
1410 }
1411
1412 unsigned int Platform::DoubleClickTime() {
1413     return 500;   // **** ::GetDoubleClickTime();
1414 }
1415
1416 bool Platform::MouseButtonBounce() {
1417     return false;
1418 }
1419
1420 bool Platform::IsKeyDown(int WXUNUSED(key)) {
1421     return false;  // I don't think we'll need this.
1422 }
1423
1424 long Platform::SendScintilla(WindowID w,
1425                              unsigned int msg,
1426                              unsigned long wParam,
1427                              long lParam) {
1428
1429     wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
1430     return stc->SendMsg(msg, wParam, lParam);
1431 }
1432
1433 long Platform::SendScintillaPointer(WindowID w,
1434                                     unsigned int msg,
1435                                     unsigned long wParam,
1436                                     void *lParam) {
1437
1438     wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
1439     return stc->SendMsg(msg, wParam, (wxIntPtr)lParam);
1440 }
1441
1442
1443 // These are utility functions not really tied to a platform
1444
1445 int Platform::Minimum(int a, int b) {
1446     if (a < b)
1447         return a;
1448     else
1449         return b;
1450 }
1451
1452 int Platform::Maximum(int a, int b) {
1453     if (a > b)
1454         return a;
1455     else
1456         return b;
1457 }
1458
1459 //#define TRACE
1460
1461 void Platform::DebugDisplay(const char *s) {
1462 #ifdef TRACE
1463     wxLogDebug(stc2wx(s));
1464 #else
1465     wxUnusedVar(s);
1466 #endif
1467 }
1468
1469 void Platform::DebugPrintf(const char *format, ...) {
1470 #ifdef TRACE
1471     char buffer[2000];
1472     va_list pArguments;
1473     va_start(pArguments, format);
1474     vsprintf(buffer,format,pArguments);
1475     va_end(pArguments);
1476     Platform::DebugDisplay(buffer);
1477 #else
1478     wxUnusedVar(format);
1479 #endif
1480 }
1481
1482
1483 static bool assertionPopUps = true;
1484
1485 bool Platform::ShowAssertionPopUps(bool assertionPopUps_) {
1486     bool ret = assertionPopUps;
1487     assertionPopUps = assertionPopUps_;
1488     return ret;
1489 }
1490
1491 void Platform::Assert(const char *c, const char *file, int line) {
1492 #ifdef TRACE
1493     char buffer[2000];
1494     sprintf(buffer, "Assertion [%s] failed at %s %d", c, file, line);
1495     if (assertionPopUps) {
1496         /*int idButton = */
1497         wxMessageBox(stc2wx(buffer),
1498                      wxT("Assertion failure"),
1499                      wxICON_HAND | wxOK);
1500     } else {
1501         strcat(buffer, "\r\n");
1502         Platform::DebugDisplay(buffer);
1503         abort();
1504     }
1505 #else
1506     wxUnusedVar(c);
1507     wxUnusedVar(file);
1508     wxUnusedVar(line);
1509 #endif
1510 }
1511
1512
1513 int Platform::Clamp(int val, int minVal, int maxVal) {
1514     if (val > maxVal)
1515         val = maxVal;
1516     if (val < minVal)
1517         val = minVal;
1518     return val;
1519 }
1520
1521
1522 bool Platform::IsDBCSLeadByte(int WXUNUSED(codePage), char WXUNUSED(ch)) {
1523     return false;
1524 }
1525
1526 int Platform::DBCSCharLength(int WXUNUSED(codePage), const char *WXUNUSED(s)) {
1527     return 1;
1528 }
1529
1530 int Platform::DBCSCharMaxLength() {
1531     return 1;
1532 }
1533
1534
1535 //----------------------------------------------------------------------
1536
1537 ElapsedTime::ElapsedTime() {
1538     wxLongLong localTime = wxGetLocalTimeMillis();
1539     littleBit = localTime.GetLo();
1540     bigBit = localTime.GetHi();
1541 }
1542
1543 double ElapsedTime::Duration(bool reset) {
1544     wxLongLong prevTime(bigBit, littleBit);
1545     wxLongLong localTime = wxGetLocalTimeMillis();
1546     if(reset) {
1547         littleBit = localTime.GetLo();
1548         bigBit = localTime.GetHi();
1549     }
1550     wxLongLong duration = localTime - prevTime;
1551     double result = duration.ToDouble();
1552     result /= 1000.0;
1553     return result;
1554 }
1555
1556
1557 //----------------------------------------------------------------------
1558
1559 #if wxUSE_UNICODE
1560
1561 #include "UniConversion.h"
1562
1563 // Convert using Scintilla's functions instead of wx's, Scintilla's are more
1564 // forgiving and won't assert...
1565
1566 wxString stc2wx(const char* str, size_t len)
1567 {
1568     if (!len)
1569         return wxEmptyString;
1570
1571     size_t wclen = UTF16Length(str, len);
1572     wxWCharBuffer buffer(wclen+1);
1573
1574     size_t actualLen = UTF16FromUTF8(str, len, buffer.data(), wclen+1);
1575     return wxString(buffer.data(), actualLen);
1576 }
1577
1578
1579
1580 wxString stc2wx(const char* str)
1581 {
1582     return stc2wx(str, strlen(str));
1583 }
1584
1585
1586 wxWX2MBbuf wx2stc(const wxString& str)
1587 {
1588     const wchar_t* wcstr = str.c_str();
1589     size_t wclen         = str.length();
1590     size_t len           = UTF8Length(wcstr, wclen);
1591
1592     wxCharBuffer buffer(len+1);
1593     UTF8FromUTF16(wcstr, wclen, buffer.data(), len);
1594
1595     // TODO check NULL termination!!
1596
1597     return buffer;
1598 }
1599
1600 #endif
1601
1602 #endif // wxUSE_STC