contrib/src/stc/PlatWX.cpp

   1 // Scintilla source code edit control
   2 // PlatWX.cxx - implementation of platform facilities on wxWidgets
   3 // Copyright 1998-1999 by Neil Hodgson <neilh@scintilla.org>
   4 //                        Robin Dunn <robin@aldunn.com>
   5 // The License.txt file describes the conditions under which this software may be distributed.
   6
   7 #include <ctype.h>
   8
   9 #include "wx/wx.h"
  10 #include "wx/encconv.h"
  11 #include "wx/listctrl.h"
  12 #include "wx/mstream.h"
  13 #include "wx/image.h"
  14 #include "wx/imaglist.h"
  15 #include "wx/tokenzr.h"
  16
  17 #ifdef wxHAVE_RAW_BITMAP
  18 #include "wx/rawbmp.h"
  19 #endif
  20
  21 #include "Platform.h"
  22 #include "PlatWX.h"
  23 #include "wx/stc/stc.h"
  24
  25
  26
  27 Point Point::FromLong(long lpoint) {
  28     return Point(lpoint & 0xFFFF, lpoint >> 16);
  29 }
  30
  31 wxRect wxRectFromPRectangle(PRectangle prc) {
  32     wxRect r(prc.left, prc.top,
  33              prc.Width(), prc.Height());
  34     return r;
  35 }
  36
  37 PRectangle PRectangleFromwxRect(wxRect rc) {
  38     return PRectangle(rc.GetLeft(), rc.GetTop(),
  39                       rc.GetRight()+1, rc.GetBottom()+1);
  40 }
  41
  42 wxColour wxColourFromCA(const ColourAllocated& ca) {
  43     ColourDesired cd(ca.AsLong());
  44     return wxColour((unsigned char)cd.GetRed(),
  45                     (unsigned char)cd.GetGreen(),
  46                     (unsigned char)cd.GetBlue());
  47 }
  48
  49 //----------------------------------------------------------------------
  50
  51 Palette::Palette() {
  52     used = 0;
  53     allowRealization = false;
  54     size = 100;
  55     entries = new ColourPair[size];
  56 }
  57
  58 Palette::~Palette() {
  59     Release();
  60     delete [] entries;
  61     entries = 0;
  62 }
  63
  64 void Palette::Release() {
  65     used = 0;
  66     delete [] entries;
  67     size = 100;
  68     entries = new ColourPair[size];
  69 }
  70
  71 // This method either adds a colour to the list of wanted colours (want==true)
  72 // or retrieves the allocated colour back to the ColourPair.
  73 // This is one method to make it easier to keep the code for wanting and retrieving in sync.
  74 void Palette::WantFind(ColourPair &cp, bool want) {
  75     if (want) {
  76         for (int i=0; i < used; i++) {
  77             if (entries[i].desired == cp.desired)
  78                 return;
  79         }
  80
  81         if (used >= size) {
  82             int sizeNew = size * 2;
  83             ColourPair *entriesNew = new ColourPair[sizeNew];
  84             for (int j=0; j<size; j++) {
  85                 entriesNew[j] = entries[j];
  86             }
  87             delete []entries;
  88             entries = entriesNew;
  89             size = sizeNew;
  90         }
  91
  92         entries[used].desired = cp.desired;
  93         entries[used].allocated.Set(cp.desired.AsLong());
  94         used++;
  95     } else {
  96         for (int i=0; i < used; i++) {
  97             if (entries[i].desired == cp.desired) {
  98                 cp.allocated = entries[i].allocated;
  99                 return;
 100             }
 101         }
 102         cp.allocated.Set(cp.desired.AsLong());
 103     }
 104 }
 105
 106 void Palette::Allocate(Window &) {
 107     if (allowRealization) {
 108     }
 109 }
 110
 111
 112 //----------------------------------------------------------------------
 113
 114 Font::Font() {
 115     id = 0;
 116     ascent = 0;
 117 }
 118
 119 Font::~Font() {
 120 }
 121
 122 void Font::Create(const char *faceName, int characterSet, int size, bool bold, bool italic, bool extraFontFlag) {
 123
 124     Release();
 125
 126     // The minus one is done because since Scintilla uses SC_SHARSET_DEFAULT
 127     // internally and we need to have wxFONENCODING_DEFAULT == SC_SHARSET_DEFAULT
 128     // so we adjust the encoding before passing it to Scintilla.  See also
 129     // wxStyledTextCtrl::StyleSetCharacterSet
 130     wxFontEncoding encoding = (wxFontEncoding)(characterSet-1);
 131
 132     wxFontEncodingArray ea = wxEncodingConverter::GetPlatformEquivalents(encoding);
 133     if (ea.GetCount())
 134         encoding = ea[0];
 135
 136     wxFont* font = new wxFont(size,
 137                     wxDEFAULT,
 138                     italic ? wxITALIC :  wxNORMAL,
 139                     bold ? wxBOLD : wxNORMAL,
 140                     false,
 141                     stc2wx(faceName),
 142                     encoding);
 143     font->SetNoAntiAliasing(!extraFontFlag);
 144     id = font;
 145 }
 146
 147
 148 void Font::Release() {
 149     if (id)
 150         delete (wxFont*)id;
 151     id = 0;
 152 }
 153
 154 //----------------------------------------------------------------------
 155
 156 class SurfaceImpl : public Surface {
 157 private:
 158     wxDC*       hdc;
 159     bool        hdcOwned;
 160     wxBitmap*   bitmap;
 161     int         x;
 162     int         y;
 163     bool        unicodeMode;
 164
 165 public:
 166     SurfaceImpl();
 167     ~SurfaceImpl();
 168
 169     virtual void Init(WindowID wid);
 170     virtual void Init(SurfaceID sid, WindowID wid);
 171     virtual void InitPixMap(int width, int height, Surface *surface_, WindowID wid);
 172
 173     virtual void Release();
 174     virtual bool Initialised();
 175     virtual void PenColour(ColourAllocated fore);
 176     virtual int LogPixelsY();
 177     virtual int DeviceHeightFont(int points);
 178     virtual void MoveTo(int x_, int y_);
 179     virtual void LineTo(int x_, int y_);
 180     virtual void Polygon(Point *pts, int npts, ColourAllocated fore, ColourAllocated back);
 181     virtual void RectangleDraw(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 182     virtual void FillRectangle(PRectangle rc, ColourAllocated back);
 183     virtual void FillRectangle(PRectangle rc, Surface &surfacePattern);
 184     virtual void RoundedRectangle(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 185     virtual void AlphaRectangle(PRectangle rc, int cornerSize, ColourAllocated fill, int alphaFill,
 186                                 ColourAllocated outline, int alphaOutline, int flags);
 187     virtual void Ellipse(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 188     virtual void Copy(PRectangle rc, Point from, Surface &surfaceSource);
 189
 190     virtual void DrawTextNoClip(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore, ColourAllocated back);
 191     virtual void DrawTextClipped(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore, ColourAllocated back);
 192     virtual void DrawTextTransparent(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore);
 193     virtual void MeasureWidths(Font &font_, const char *s, int len, int *positions);
 194     virtual int WidthText(Font &font_, const char *s, int len);
 195     virtual int WidthChar(Font &font_, char ch);
 196     virtual int Ascent(Font &font_);
 197     virtual int Descent(Font &font_);
 198     virtual int InternalLeading(Font &font_);
 199     virtual int ExternalLeading(Font &font_);
 200     virtual int Height(Font &font_);
 201     virtual int AverageCharWidth(Font &font_);
 202
 203     virtual int SetPalette(Palette *pal, bool inBackGround);
 204     virtual void SetClip(PRectangle rc);
 205     virtual void FlushCachedState();
 206
 207     virtual void SetUnicodeMode(bool unicodeMode_);
 208     virtual void SetDBCSMode(int codePage);
 209
 210     void BrushColour(ColourAllocated back);
 211     void SetFont(Font &font_);
 212 };
 213
 214
 215
 216 SurfaceImpl::SurfaceImpl() :
 217     hdc(0), hdcOwned(0), bitmap(0),
 218     x(0), y(0), unicodeMode(0)
 219 {}
 220
 221 SurfaceImpl::~SurfaceImpl() {
 222     Release();
 223 }
 224
 225 void SurfaceImpl::Init(WindowID wid) {
 226 #if 0
 227     Release();
 228     hdc = new wxMemoryDC();
 229     hdcOwned = true;
 230 #else
 231     // On Mac and GTK the DC is not really valid until it has a bitmap
 232     // selected into it.  So instead of just creating the DC with no bitmap,
 233     // go ahead and give it one.
 234     InitPixMap(1,1,NULL,wid);
 235 #endif
 236 }
 237
 238 void SurfaceImpl::Init(SurfaceID hdc_, WindowID) {
 239     Release();
 240     hdc = (wxDC*)hdc_;
 241 }
 242
 243 void SurfaceImpl::InitPixMap(int width, int height, Surface *WXUNUSED(surface_), WindowID) {
 244     Release();
 245     hdc = new wxMemoryDC();
 246     hdcOwned = true;
 247     if (width < 1) width = 1;
 248     if (height < 1) height = 1;
 249     bitmap = new wxBitmap(width, height);
 250     ((wxMemoryDC*)hdc)->SelectObject(*bitmap);
 251 }
 252
 253
 254 void SurfaceImpl::Release() {
 255     if (bitmap) {
 256         ((wxMemoryDC*)hdc)->SelectObject(wxNullBitmap);
 257         delete bitmap;
 258         bitmap = 0;
 259     }
 260     if (hdcOwned) {
 261         delete hdc;
 262         hdc = 0;
 263         hdcOwned = false;
 264     }
 265 }
 266
 267
 268 bool SurfaceImpl::Initialised() {
 269     return hdc != 0;
 270 }
 271
 272
 273 void SurfaceImpl::PenColour(ColourAllocated fore) {
 274     hdc->SetPen(wxPen(wxColourFromCA(fore), 1, wxSOLID));
 275 }
 276
 277 void SurfaceImpl::BrushColour(ColourAllocated back) {
 278     hdc->SetBrush(wxBrush(wxColourFromCA(back), wxSOLID));
 279 }
 280
 281 void SurfaceImpl::SetFont(Font &font_) {
 282   if (font_.GetID()) {
 283       hdc->SetFont(*((wxFont*)font_.GetID()));
 284     }
 285 }
 286
 287 int SurfaceImpl::LogPixelsY() {
 288     return hdc->GetPPI().y;
 289 }
 290
 291 int SurfaceImpl::DeviceHeightFont(int points) {
 292     return points;
 293 }
 294
 295 void SurfaceImpl::MoveTo(int x_, int y_) {
 296     x = x_;
 297     y = y_;
 298 }
 299
 300 void SurfaceImpl::LineTo(int x_, int y_) {
 301     hdc->DrawLine(x,y, x_,y_);
 302     x = x_;
 303     y = y_;
 304 }
 305
 306 void SurfaceImpl::Polygon(Point *pts, int npts, ColourAllocated fore, ColourAllocated back) {
 307     PenColour(fore);
 308     BrushColour(back);
 309     hdc->DrawPolygon(npts, (wxPoint*)pts);
 310 }
 311
 312 void SurfaceImpl::RectangleDraw(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 313     PenColour(fore);
 314     BrushColour(back);
 315     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 316 }
 317
 318 void SurfaceImpl::FillRectangle(PRectangle rc, ColourAllocated back) {
 319     BrushColour(back);
 320     hdc->SetPen(*wxTRANSPARENT_PEN);
 321     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 322 }
 323
 324 void SurfaceImpl::FillRectangle(PRectangle rc, Surface &surfacePattern) {
 325     wxBrush br;
 326     if (((SurfaceImpl&)surfacePattern).bitmap)
 327         br = wxBrush(*((SurfaceImpl&)surfacePattern).bitmap);
 328     else    // Something is wrong so display in red
 329         br = wxBrush(*wxRED, wxSOLID);
 330     hdc->SetPen(*wxTRANSPARENT_PEN);
 331     hdc->SetBrush(br);
 332     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 333 }
 334
 335 void SurfaceImpl::RoundedRectangle(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 336     PenColour(fore);
 337     BrushColour(back);
 338     hdc->DrawRoundedRectangle(wxRectFromPRectangle(rc), 4);
 339 }
 340
 341 #ifdef __WXMSW__
 342 #define wxPy_premultiply(p, a)   ((p) * (a) / 0xff)
 343 #else
 344 #define wxPy_premultiply(p, a)   (p)
 345 #endif
 346
 347 void SurfaceImpl::AlphaRectangle(PRectangle rc, int cornerSize,
 348                                  ColourAllocated fill, int alphaFill,
 349                                  ColourAllocated outline, int alphaOutline,
 350                                  int /*flags*/) {
 351 #ifdef wxHAVE_RAW_BITMAP
 352     int x, y;
 353     wxRect r = wxRectFromPRectangle(rc);
 354     wxBitmap bmp(r.width, r.height, 32);
 355     wxAlphaPixelData pixData(bmp);
 356     pixData.UseAlpha();
 357
 358     // Set the fill pixels
 359     ColourDesired cdf(fill.AsLong());
 360     int red   = cdf.GetRed();
 361     int green = cdf.GetGreen();
 362     int blue  = cdf.GetBlue();
 363
 364     wxAlphaPixelData::Iterator p(pixData);
 365     for (y=0; y<r.height; y++) {
 366         p.MoveTo(pixData, 0, y);
 367         for (x=0; x<r.width; x++) {
 368             p.Red()   = wxPy_premultiply(red,   alphaFill);
 369             p.Green() = wxPy_premultiply(green, alphaFill);
 370             p.Blue()  = wxPy_premultiply(blue,  alphaFill);
 371             p.Alpha() = alphaFill;
 372             ++p;
 373         }
 374     }
 375
 376     // Set the outline pixels
 377     ColourDesired cdo(outline.AsLong());
 378     red   = cdo.GetRed();
 379     green = cdo.GetGreen();
 380     blue  = cdo.GetBlue();
 381     for (x=0; x<r.width; x++) {
 382         p.MoveTo(pixData, x, 0);
 383         p.Red()   = wxPy_premultiply(red,   alphaOutline);
 384         p.Green() = wxPy_premultiply(green, alphaOutline);
 385         p.Blue()  = wxPy_premultiply(blue,  alphaOutline);
 386         p.Alpha() = alphaOutline;
 387         p.MoveTo(pixData, x, r.height-1);
 388         p.Red()   = wxPy_premultiply(red,   alphaOutline);
 389         p.Green() = wxPy_premultiply(green, alphaOutline);
 390         p.Blue()  = wxPy_premultiply(blue,  alphaOutline);
 391         p.Alpha() = alphaOutline;
 392     }
 393
 394     for (y=0; y<r.height; y++) {
 395         p.MoveTo(pixData, 0, y);
 396         p.Red()   = wxPy_premultiply(red,   alphaOutline);
 397         p.Green() = wxPy_premultiply(green, alphaOutline);
 398         p.Blue()  = wxPy_premultiply(blue,  alphaOutline);
 399         p.Alpha() = alphaOutline;
 400         p.MoveTo(pixData, r.width-1, y);
 401         p.Red()   = wxPy_premultiply(red,   alphaOutline);
 402         p.Green() = wxPy_premultiply(green, alphaOutline);
 403         p.Blue()  = wxPy_premultiply(blue,  alphaOutline);
 404         p.Alpha() = alphaOutline;
 405     }
 406
 407     // Draw the bitmap
 408     hdc->DrawBitmap(bmp, r.x, r.y, true);
 409
 410 #else
 411         RectangleDraw(rc, outline, fill);
 412 #endif
 413 }
 414
 415 void SurfaceImpl::Ellipse(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 416     PenColour(fore);
 417     BrushColour(back);
 418     hdc->DrawEllipse(wxRectFromPRectangle(rc));
 419 }
 420
 421 void SurfaceImpl::Copy(PRectangle rc, Point from, Surface &surfaceSource) {
 422     wxRect r = wxRectFromPRectangle(rc);
 423     hdc->Blit(r.x, r.y, r.width, r.height,
 424               ((SurfaceImpl&)surfaceSource).hdc,
 425               from.x, from.y, wxCOPY);
 426 }
 427
 428 void SurfaceImpl::DrawTextNoClip(PRectangle rc, Font &font, int ybase,
 429                                  const char *s, int len,
 430                                  ColourAllocated fore, ColourAllocated back) {
 431     SetFont(font);
 432     hdc->SetTextForeground(wxColourFromCA(fore));
 433     hdc->SetTextBackground(wxColourFromCA(back));
 434     FillRectangle(rc, back);
 435
 436     // ybase is where the baseline should be, but wxWin uses the upper left
 437     // corner, so I need to calculate the real position for the text...
 438     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 439 }
 440
 441 void SurfaceImpl::DrawTextClipped(PRectangle rc, Font &font, int ybase,
 442                                   const char *s, int len,
 443                                   ColourAllocated fore, ColourAllocated back) {
 444     SetFont(font);
 445     hdc->SetTextForeground(wxColourFromCA(fore));
 446     hdc->SetTextBackground(wxColourFromCA(back));
 447     FillRectangle(rc, back);
 448     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 449
 450     // see comments above
 451     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 452     hdc->DestroyClippingRegion();
 453 }
 454
 455
 456 void SurfaceImpl::DrawTextTransparent(PRectangle rc, Font &font, int ybase,
 457                                       const char *s, int len,
 458                                       ColourAllocated fore) {
 459
 460     SetFont(font);
 461     hdc->SetTextForeground(wxColourFromCA(fore));
 462     hdc->SetBackgroundMode(wxTRANSPARENT);
 463
 464     // ybase is where the baseline should be, but wxWin uses the upper left
 465     // corner, so I need to calculate the real position for the text...
 466     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 467
 468     hdc->SetBackgroundMode(wxSOLID);
 469 }
 470
 471
 472 void SurfaceImpl::MeasureWidths(Font &font, const char *s, int len, int *positions) {
 473
 474     wxString   str = stc2wx(s, len);
 475     wxArrayInt tpos;
 476
 477     SetFont(font);
 478
 479     hdc->GetPartialTextExtents(str, tpos);
 480
 481 #if wxUSE_UNICODE
 482     // Map the widths for UCS-2 characters back to the UTF-8 input string
 483     // NOTE:  I don't think this is right for when sizeof(wxChar) > 2, ie wxGTK2
 484     // so figure it out and fix it!
 485     size_t i = 0;
 486     size_t ui = 0;
 487     while ((int)i < len) {
 488         unsigned char uch = (unsigned char)s[i];
 489         positions[i++] = tpos[ui];
 490         if (uch >= 0x80) {
 491             if (uch < (0x80 + 0x40 + 0x20)) {
 492                 positions[i++] = tpos[ui];
 493             } else {
 494                 positions[i++] = tpos[ui];
 495                 positions[i++] = tpos[ui];
 496             }
 497         }
 498         ui++;
 499     }
 500 #else
 501
 502     // If not unicode then just use the widths we have
 503 #if wxUSE_STL
 504     std::copy(tpos.begin(), tpos.end(), positions);
 505 #else
 506     memcpy(positions, tpos.begin(), len * sizeof(int));
 507 #endif
 508 #endif
 509 }
 510
 511
 512 int SurfaceImpl::WidthText(Font &font, const char *s, int len) {
 513     SetFont(font);
 514     int w;
 515     int h;
 516
 517     hdc->GetTextExtent(stc2wx(s, len), &w, &h);
 518     return w;
 519 }
 520
 521
 522 int SurfaceImpl::WidthChar(Font &font, char ch) {
 523     SetFont(font);
 524     int w;
 525     int h;
 526     char s[2] = { ch, 0 };
 527
 528     hdc->GetTextExtent(stc2wx(s, 1), &w, &h);
 529     return w;
 530 }
 531
 532 #define EXTENT_TEST wxT(" `~!@#$%^&*()-_=+\\|[]{};:\"\'<,>.?/1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
 533
 534 int SurfaceImpl::Ascent(Font &font) {
 535     SetFont(font);
 536     int w, h, d, e;
 537     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 538     font.ascent = h - d;
 539     return font.ascent;
 540 }
 541
 542 int SurfaceImpl::Descent(Font &font) {
 543     SetFont(font);
 544     int w, h, d, e;
 545     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 546     return d;
 547 }
 548
 549 int SurfaceImpl::InternalLeading(Font &WXUNUSED(font)) {
 550     return 0;
 551 }
 552
 553 int SurfaceImpl::ExternalLeading(Font &font) {
 554     SetFont(font);
 555     int w, h, d, e;
 556     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 557     return e;
 558 }
 559
 560 int SurfaceImpl::Height(Font &font) {
 561     SetFont(font);
 562     return hdc->GetCharHeight() + 1;
 563 }
 564
 565 int SurfaceImpl::AverageCharWidth(Font &font) {
 566     SetFont(font);
 567     return hdc->GetCharWidth();
 568 }
 569
 570 int SurfaceImpl::SetPalette(Palette *WXUNUSED(pal), bool WXUNUSED(inBackGround)) {
 571     return 0;
 572 }
 573
 574 void SurfaceImpl::SetClip(PRectangle rc) {
 575     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 576 }
 577
 578 void SurfaceImpl::FlushCachedState() {
 579 }
 580
 581 void SurfaceImpl::SetUnicodeMode(bool unicodeMode_) {
 582     unicodeMode=unicodeMode_;
 583 }
 584
 585 void SurfaceImpl::SetDBCSMode(int WXUNUSED(codePage)) {
 586     // dbcsMode = codePage == SC_CP_DBCS;
 587 }
 588
 589
 590 Surface *Surface::Allocate() {
 591     return new SurfaceImpl;
 592 }
 593
 594
 595 //----------------------------------------------------------------------
 596
 597
 598 inline wxWindow* GETWIN(WindowID id) { return (wxWindow*)id; }
 599
 600 Window::~Window() {
 601 }
 602
 603 void Window::Destroy() {
 604     if (id) {
 605         Show(false);
 606         GETWIN(id)->Destroy();
 607     }
 608     id = 0;
 609 }
 610
 611 bool Window::HasFocus() {
 612     return wxWindow::FindFocus() == GETWIN(id);
 613 }
 614
 615 PRectangle Window::GetPosition() {
 616     if (! id) return PRectangle();
 617     wxRect rc(GETWIN(id)->GetPosition(), GETWIN(id)->GetSize());
 618     return PRectangleFromwxRect(rc);
 619 }
 620
 621 void Window::SetPosition(PRectangle rc) {
 622     wxRect r = wxRectFromPRectangle(rc);
 623     GETWIN(id)->SetSize(r);
 624 }
 625
 626 void Window::SetPositionRelative(PRectangle rc, Window) {
 627     SetPosition(rc);  // ????
 628 }
 629
 630 PRectangle Window::GetClientPosition() {
 631     if (! id) return PRectangle();
 632     wxSize sz = GETWIN(id)->GetClientSize();
 633     return  PRectangle(0, 0, sz.x, sz.y);
 634 }
 635
 636 void Window::Show(bool show) {
 637     GETWIN(id)->Show(show);
 638 }
 639
 640 void Window::InvalidateAll() {
 641     GETWIN(id)->Refresh(false);
 642 }
 643
 644 void Window::InvalidateRectangle(PRectangle rc) {
 645     wxRect r = wxRectFromPRectangle(rc);
 646     GETWIN(id)->Refresh(false, &r);
 647 }
 648
 649 void Window::SetFont(Font &font) {
 650     GETWIN(id)->SetFont(*((wxFont*)font.GetID()));
 651 }
 652
 653 void Window::SetCursor(Cursor curs) {
 654     int cursorId;
 655
 656     switch (curs) {
 657     case cursorText:
 658         cursorId = wxCURSOR_IBEAM;
 659         break;
 660     case cursorArrow:
 661         cursorId = wxCURSOR_ARROW;
 662         break;
 663     case cursorUp:
 664         cursorId = wxCURSOR_ARROW; // ** no up arrow...  wxCURSOR_UPARROW;
 665         break;
 666     case cursorWait:
 667         cursorId = wxCURSOR_WAIT;
 668         break;
 669     case cursorHoriz:
 670         cursorId = wxCURSOR_SIZEWE;
 671         break;
 672     case cursorVert:
 673         cursorId = wxCURSOR_SIZENS;
 674         break;
 675     case cursorReverseArrow:
 676         cursorId = wxCURSOR_RIGHT_ARROW;
 677         break;
 678     case cursorHand:
 679         cursorId = wxCURSOR_HAND;
 680         break;
 681     default:
 682         cursorId = wxCURSOR_ARROW;
 683         break;
 684     }
 685 #ifdef __WXMOTIF__
 686        wxCursor wc = wxStockCursor(cursorId) ;
 687 #else
 688        wxCursor wc = wxCursor(cursorId) ;
 689 #endif
 690        if(curs != cursorLast)
 691        {
 692            GETWIN(id)->SetCursor(wc);
 693            cursorLast = curs;
 694        }
 695 }
 696
 697
 698 void Window::SetTitle(const char *s) {
 699     GETWIN(id)->SetLabel(stc2wx(s));
 700 }
 701
 702
 703 //----------------------------------------------------------------------
 704 // Helper classes for ListBox
 705
 706
 707 // This is a simple subclass of wxListView that just resets focus to the
 708 // parent when it gets it.
 709 class wxSTCListBox : public wxListView {
 710 public:
 711     wxSTCListBox(wxWindow* parent, wxWindowID id,
 712                  const wxPoint& pos, const wxSize& size,
 713                  long style)
 714         : wxListView()
 715     {
 716 #ifdef __WXMSW__
 717         Hide(); // don't flicker as we move it around...
 718 #endif
 719         Create(parent, id, pos, size, style);
 720     }
 721
 722
 723     void OnFocus(wxFocusEvent& event) {
 724         GetParent()->SetFocus();
 725         event.Skip();
 726     }
 727
 728     void OnKillFocus(wxFocusEvent& WXUNUSED(event)) {
 729         // Do nothing.  Prevents base class from resetting the colors...
 730     }
 731
 732 #ifdef __WXMAC__
 733     // For some reason I don't understand yet the focus doesn't really leave
 734     // the listbox like it should, so if we get any events feed them back to
 735     // the wxSTC
 736     void OnKeyDown(wxKeyEvent& event) {
 737         GetGrandParent()->GetEventHandler()->ProcessEvent(event);
 738     }
 739     void OnChar(wxKeyEvent& event) {
 740         GetGrandParent()->GetEventHandler()->ProcessEvent(event);
 741     }
 742
 743     // And we need to force the focus back when being destroyed
 744     ~wxSTCListBox() {
 745         GetGrandParent()->SetFocus();
 746     }
 747 #endif
 748
 749 private:
 750     DECLARE_EVENT_TABLE()
 751 };
 752
 753 BEGIN_EVENT_TABLE(wxSTCListBox, wxListView)
 754     EVT_SET_FOCUS( wxSTCListBox::OnFocus)
 755     EVT_KILL_FOCUS(wxSTCListBox::OnKillFocus)
 756 #ifdef __WXMAC__
 757     EVT_KEY_DOWN(  wxSTCListBox::OnKeyDown)
 758     EVT_CHAR(      wxSTCListBox::OnChar)
 759 #endif
 760 END_EVENT_TABLE()
 761
 762
 763
 764 #if wxUSE_POPUPWIN //-----------------------------------
 765 #include <wx/popupwin.h>
 766
 767
 768 //
 769 // TODO: Refactor these two classes to have a common base (or a mix-in) to get
 770 // rid of the code duplication.  (Either that or convince somebody to
 771 // implement wxPopupWindow for the Mac!!)
 772 //
 773 // In the meantime, be careful to duplicate any changes as needed...
 774 //
 775
 776 // A popup window to place the wxSTCListBox upon
 777 class wxSTCListBoxWin : public wxPopupWindow
 778 {
 779 private:
 780     wxListView*         lv;
 781     CallBackAction      doubleClickAction;
 782     void*               doubleClickActionData;
 783 public:
 784     wxSTCListBoxWin(wxWindow* parent, wxWindowID id, Point WXUNUSED(location)) :
 785         wxPopupWindow(parent, wxBORDER_NONE)
 786     {
 787         SetBackgroundColour(*wxBLACK);  // for our simple border
 788
 789         lv = new wxSTCListBox(parent, id, wxDefaultPosition, wxDefaultSize,
 790                               wxLC_REPORT | wxLC_SINGLE_SEL | wxLC_NO_HEADER | wxBORDER_NONE);
 791         lv->SetCursor(wxCursor(wxCURSOR_ARROW));
 792         lv->InsertColumn(0, wxEmptyString);
 793         lv->InsertColumn(1, wxEmptyString);
 794
 795         // NOTE: We need to fool the wxListView into thinking that it has the
 796         // focus so it will use the normal selection colour and will look
 797         // "right" to the user.  But since the wxPopupWindow or its children
 798         // can't receive focus then we have to pull a fast one and temporarily
 799         // parent the listctrl on the STC window and then call SetFocus and
 800         // then reparent it back to the popup.
 801         lv->SetFocus();
 802         lv->Reparent(this);
 803 #ifdef __WXMSW__
 804         lv->Show();
 805 #endif
 806     }
 807
 808
 809     // Set position in client coords
 810     virtual void DoSetSize(int x, int y,
 811                            int width, int height,
 812                            int sizeFlags = wxSIZE_AUTO) {
 813         if (x != wxDefaultCoord) {
 814             GetParent()->ClientToScreen(&x, NULL);
 815         }
 816         if (y != wxDefaultCoord) {
 817             GetParent()->ClientToScreen(NULL, &y);
 818         }
 819         wxPopupWindow::DoSetSize(x, y, width, height, sizeFlags);
 820     }
 821
 822     // return position as if it were in client coords
 823     virtual void DoGetPosition( int *x, int *y ) const {
 824         int sx, sy;
 825         wxPopupWindow::DoGetPosition(&sx, &sy);
 826         GetParent()->ScreenToClient(&sx, &sy);
 827         if (x) *x = sx;
 828         if (y) *y = sy;
 829     }
 830
 831
 832     bool Destroy() {
 833         if ( !wxPendingDelete.Member(this) )
 834             wxPendingDelete.Append(this);
 835         return true;
 836     }
 837
 838
 839     int IconWidth() {
 840         wxImageList* il = lv->GetImageList(wxIMAGE_LIST_SMALL);
 841         if (il != NULL) {
 842             int w, h;
 843             il->GetSize(0, w, h);
 844             return w;
 845         }
 846         return 0;
 847     }
 848
 849
 850     void SetDoubleClickAction(CallBackAction action, void *data) {
 851         doubleClickAction = action;
 852         doubleClickActionData = data;
 853     }
 854
 855
 856     void OnFocus(wxFocusEvent& event) {
 857         GetParent()->SetFocus();
 858         event.Skip();
 859     }
 860
 861     void OnSize(wxSizeEvent& event) {
 862         // resize the child
 863         wxSize sz = GetSize();
 864         sz.x -= 2;
 865         sz.y -= 2;
 866         lv->SetSize(1, 1, sz.x, sz.y);
 867         // reset the column widths
 868         lv->SetColumnWidth(0, IconWidth()+4);
 869         lv->SetColumnWidth(1, sz.x - 2 - lv->GetColumnWidth(0) -
 870                            wxSystemSettings::GetMetric(wxSYS_VSCROLL_X));
 871         event.Skip();
 872     }
 873
 874     void OnActivate(wxListEvent& WXUNUSED(event)) {
 875         doubleClickAction(doubleClickActionData);
 876     }
 877
 878     wxListView* GetLB() { return lv; }
 879
 880 private:
 881     DECLARE_EVENT_TABLE()
 882
 883 };
 884
 885 BEGIN_EVENT_TABLE(wxSTCListBoxWin, wxPopupWindow)
 886     EVT_SET_FOCUS          (          wxSTCListBoxWin::OnFocus)
 887     EVT_SIZE               (          wxSTCListBoxWin::OnSize)
 888     EVT_LIST_ITEM_ACTIVATED(wxID_ANY, wxSTCListBoxWin::OnActivate)
 889 END_EVENT_TABLE()
 890
 891
 892
 893 #else // wxUSE_POPUPWIN -----------------------------------
 894
 895 // A normal window to place the wxSTCListBox upon.
 896 class wxSTCListBoxWin : public wxWindow {
 897 private:
 898     wxListView*         lv;
 899     CallBackAction      doubleClickAction;
 900     void*               doubleClickActionData;
 901 public:
 902     wxSTCListBoxWin(wxWindow* parent, wxWindowID id, Point location) :
 903         wxWindow(parent, id, wxPoint(location.x, location.y), wxSize(0,0), wxSIMPLE_BORDER )
 904     {
 905
 906         lv = new wxSTCListBox(this, id, wxDefaultPosition, wxDefaultSize,
 907                               wxLC_REPORT | wxLC_SINGLE_SEL | wxLC_NO_HEADER | wxNO_BORDER);
 908         lv->SetCursor(wxCursor(wxCURSOR_ARROW));
 909         lv->InsertColumn(0, wxEmptyString);
 910         lv->InsertColumn(1, wxEmptyString);
 911
 912         // Eventhough we immediately reset the focus to the parent, this helps
 913         // things to look right...
 914         lv->SetFocus();
 915
 916         Hide();
 917     }
 918
 919
 920     // On OSX and (possibly others) there can still be pending
 921     // messages/events for the list control when Scintilla wants to
 922     // close it, so do a pending delete of it instead of destroying
 923     // immediately.
 924     bool Destroy() {
 925 #ifdef __WXMAC__
 926         // The bottom edge of this window is not getting properly
 927         // refreshed upon deletion, so help it out...
 928         wxWindow* p = GetParent();
 929         wxRect r(GetPosition(), GetSize());
 930         r.SetHeight(r.GetHeight()+1);
 931         p->Refresh(false, &r);
 932 #endif
 933         if ( !wxPendingDelete.Member(this) )
 934             wxPendingDelete.Append(this);
 935         return true;
 936     }
 937
 938
 939     int IconWidth() {
 940         wxImageList* il = lv->GetImageList(wxIMAGE_LIST_SMALL);
 941         if (il != NULL) {
 942             int w, h;
 943             il->GetSize(0, w, h);
 944             return w;
 945         }
 946         return 0;
 947     }
 948
 949
 950     void SetDoubleClickAction(CallBackAction action, void *data) {
 951         doubleClickAction = action;
 952         doubleClickActionData = data;
 953     }
 954
 955
 956     void OnFocus(wxFocusEvent& event) {
 957         GetParent()->SetFocus();
 958         event.Skip();
 959     }
 960
 961     void OnSize(wxSizeEvent& event) {
 962         // resize the child
 963         wxSize sz = GetClientSize();
 964         lv->SetSize(sz);
 965         // reset the column widths
 966         lv->SetColumnWidth(0, IconWidth()+4);
 967         lv->SetColumnWidth(1, sz.x - 2 - lv->GetColumnWidth(0) -
 968                            wxSystemSettings::GetMetric(wxSYS_VSCROLL_X));
 969         event.Skip();
 970     }
 971
 972 #ifdef __WXMAC__
 973     virtual bool Show(bool show = true) {
 974         bool rv = wxWindow::Show(show);
 975         GetParent()->Refresh(false);
 976         return rv;
 977     }
 978 #endif
 979
 980     void OnActivate(wxListEvent& WXUNUSED(event)) {
 981         doubleClickAction(doubleClickActionData);
 982     }
 983
 984     wxListView* GetLB() { return lv; }
 985
 986 private:
 987     DECLARE_EVENT_TABLE()
 988 };
 989
 990
 991 BEGIN_EVENT_TABLE(wxSTCListBoxWin, wxWindow)
 992     EVT_SET_FOCUS          (          wxSTCListBoxWin::OnFocus)
 993     EVT_SIZE               (          wxSTCListBoxWin::OnSize)
 994     EVT_LIST_ITEM_ACTIVATED(wxID_ANY, wxSTCListBoxWin::OnActivate)
 995 END_EVENT_TABLE()
 996
 997 #endif // wxUSE_POPUPWIN -----------------------------------
 998
 999
1000 inline wxSTCListBoxWin* GETLBW(WindowID win) {
1001     return ((wxSTCListBoxWin*)win);
1002 }
1003
1004 inline wxListView* GETLB(WindowID win) {
1005     return GETLBW(win)->GetLB();
1006 }
1007
1008 //----------------------------------------------------------------------
1009
1010 class ListBoxImpl : public ListBox {
1011 private:
1012     int                 lineHeight;
1013     bool                unicodeMode;
1014     int                 desiredVisibleRows;
1015     int                 aveCharWidth;
1016     size_t              maxStrWidth;
1017     Point               location;       // Caret location at which the list is opened
1018     wxImageList*        imgList;
1019     wxArrayInt*         imgTypeMap;
1020
1021 public:
1022     ListBoxImpl();
1023     ~ListBoxImpl();
1024
1025     virtual void SetFont(Font &font);
1026     virtual void Create(Window &parent, int ctrlID, Point location_, int lineHeight_, bool unicodeMode_);
1027     virtual void SetAverageCharWidth(int width);
1028     virtual void SetVisibleRows(int rows);
1029     virtual int GetVisibleRows() const;
1030     virtual PRectangle GetDesiredRect();
1031     virtual int CaretFromEdge();
1032     virtual void Clear();
1033     virtual void Append(char *s, int type = -1);
1034             void Append(const wxString& text, int type);
1035     virtual int Length();
1036     virtual void Select(int n);
1037     virtual int GetSelection();
1038     virtual int Find(const char *prefix);
1039     virtual void GetValue(int n, char *value, int len);
1040     virtual void RegisterImage(int type, const char *xpm_data);
1041     virtual void ClearRegisteredImages();
1042     virtual void SetDoubleClickAction(CallBackAction, void *);
1043     virtual void SetList(const char* list, char separator, char typesep);
1044 };
1045
1046
1047 ListBoxImpl::ListBoxImpl()
1048     : lineHeight(10), unicodeMode(false),
1049       desiredVisibleRows(5), aveCharWidth(8), maxStrWidth(0),
1050       imgList(NULL), imgTypeMap(NULL)
1051 {
1052 }
1053
1054 ListBoxImpl::~ListBoxImpl() {
1055     if (imgList) {
1056         delete imgList;
1057         imgList = NULL;
1058     }
1059     if (imgTypeMap) {
1060         delete imgTypeMap;
1061         imgTypeMap = NULL;
1062     }
1063 }
1064
1065
1066 void ListBoxImpl::SetFont(Font &font) {
1067     GETLB(id)->SetFont(*((wxFont*)font.GetID()));
1068 }
1069
1070
1071 void ListBoxImpl::Create(Window &parent, int ctrlID, Point location_, int lineHeight_, bool unicodeMode_) {
1072     location = location_;
1073     lineHeight =  lineHeight_;
1074     unicodeMode = unicodeMode_;
1075     maxStrWidth = 0;
1076     id = new wxSTCListBoxWin(GETWIN(parent.GetID()), ctrlID, location);
1077     if (imgList != NULL)
1078         GETLB(id)->SetImageList(imgList, wxIMAGE_LIST_SMALL);
1079 }
1080
1081
1082 void ListBoxImpl::SetAverageCharWidth(int width) {
1083     aveCharWidth = width;
1084 }
1085
1086
1087 void ListBoxImpl::SetVisibleRows(int rows) {
1088     desiredVisibleRows = rows;
1089 }
1090
1091
1092 int ListBoxImpl::GetVisibleRows() const {
1093     return desiredVisibleRows;
1094 }
1095
1096 PRectangle ListBoxImpl::GetDesiredRect() {
1097     // wxListCtrl doesn't have a DoGetBestSize, so instead we kept track of
1098     // the max size in Append and calculate it here...
1099     int maxw = maxStrWidth * aveCharWidth;
1100     int maxh ;
1101
1102     // give it a default if there are no lines, and/or add a bit more
1103     if (maxw == 0) maxw = 100;
1104     maxw += aveCharWidth * 3 +
1105             GETLBW(id)->IconWidth() + wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
1106     if (maxw > 350)
1107         maxw = 350;
1108
1109     // estimate a desired height
1110     int count = GETLB(id)->GetItemCount();
1111     if (count) {
1112         wxRect rect;
1113         GETLB(id)->GetItemRect(0, rect);
1114         maxh = count * rect.GetHeight();
1115         if (maxh > 140)  // TODO:  Use desiredVisibleRows??
1116             maxh = 140;
1117
1118         // Try to make the size an exact multiple of some number of lines
1119         int lines = maxh / rect.GetHeight();
1120         maxh = (lines + 1) * rect.GetHeight() + 2;
1121     }
1122     else
1123         maxh = 100;
1124
1125     PRectangle rc;
1126     rc.top = 0;
1127     rc.left = 0;
1128     rc.right = maxw;
1129     rc.bottom = maxh;
1130     return rc;
1131 }
1132
1133
1134 int ListBoxImpl::CaretFromEdge() {
1135     return 4 + GETLBW(id)->IconWidth();
1136 }
1137
1138
1139 void ListBoxImpl::Clear() {
1140     GETLB(id)->DeleteAllItems();
1141 }
1142
1143
1144 void ListBoxImpl::Append(char *s, int type) {
1145     Append(stc2wx(s), type);
1146 }
1147
1148 void ListBoxImpl::Append(const wxString& text, int type) {
1149     long count  = GETLB(id)->GetItemCount();
1150     long itemID  = GETLB(id)->InsertItem(count, wxEmptyString);
1151     GETLB(id)->SetItem(itemID, 1, text);
1152     maxStrWidth = wxMax(maxStrWidth, text.length());
1153     if (type != -1) {
1154         wxCHECK_RET(imgTypeMap, wxT("Unexpected NULL imgTypeMap"));
1155         long idx = imgTypeMap->Item(type);
1156         GETLB(id)->SetItemImage(itemID, idx, idx);
1157     }
1158 }
1159
1160 void ListBoxImpl::SetList(const char* list, char separator, char typesep) {
1161     GETLB(id)->Freeze();
1162     Clear();
1163     wxStringTokenizer tkzr(stc2wx(list), (wxChar)separator);
1164     while ( tkzr.HasMoreTokens() ) {
1165         wxString token = tkzr.GetNextToken();
1166         long type = -1;
1167         int pos = token.Find(typesep);
1168         if (pos != -1) {
1169             token.Mid(pos+1).ToLong(&type);
1170             token.Truncate(pos);
1171         }
1172         Append(token, (int)type);
1173     }
1174     GETLB(id)->Thaw();
1175 }
1176
1177
1178 int ListBoxImpl::Length() {
1179     return GETLB(id)->GetItemCount();
1180 }
1181
1182
1183 void ListBoxImpl::Select(int n) {
1184     bool select = true;
1185     if (n == -1) {
1186         n = 0;
1187         select = false;
1188     }
1189     GETLB(id)->Focus(n);
1190     GETLB(id)->Select(n, select);
1191 }
1192
1193
1194 int ListBoxImpl::GetSelection() {
1195     return GETLB(id)->GetFirstSelected();
1196 }
1197
1198
1199 int ListBoxImpl::Find(const char *WXUNUSED(prefix)) {
1200     // No longer used
1201     return wxNOT_FOUND;
1202 }
1203
1204
1205 void ListBoxImpl::GetValue(int n, char *value, int len) {
1206     wxListItem item;
1207     item.SetId(n);
1208     item.SetColumn(1);
1209     item.SetMask(wxLIST_MASK_TEXT);
1210     GETLB(id)->GetItem(item);
1211     strncpy(value, wx2stc(item.GetText()), len);
1212     value[len-1] = '\0';
1213 }
1214
1215
1216 void ListBoxImpl::RegisterImage(int type, const char *xpm_data) {
1217     wxMemoryInputStream stream(xpm_data, strlen(xpm_data)+1);
1218     wxImage img(stream, wxBITMAP_TYPE_XPM);
1219     wxBitmap bmp(img);
1220
1221     if (! imgList) {
1222         // assumes all images are the same size
1223         imgList = new wxImageList(bmp.GetWidth(), bmp.GetHeight(), true);
1224         imgTypeMap = new wxArrayInt;
1225     }
1226
1227     int idx = imgList->Add(bmp);
1228
1229     // do we need to extend the mapping array?
1230     wxArrayInt& itm = *imgTypeMap;
1231     if ( itm.GetCount() < (size_t)type+1)
1232         itm.Add(-1, type - itm.GetCount() + 1);
1233
1234     // Add an item that maps type to the image index
1235     itm[type] = idx;
1236 }
1237
1238 void ListBoxImpl::ClearRegisteredImages() {
1239     if (imgList) {
1240         delete imgList;
1241         imgList = NULL;
1242     }
1243     if (imgTypeMap) {
1244         delete imgTypeMap;
1245         imgTypeMap = NULL;
1246     }
1247     if (id)
1248         GETLB(id)->SetImageList(NULL, wxIMAGE_LIST_SMALL);
1249 }
1250
1251
1252 void ListBoxImpl::SetDoubleClickAction(CallBackAction action, void *data) {
1253     GETLBW(id)->SetDoubleClickAction(action, data);
1254 }
1255
1256
1257 ListBox::ListBox() {
1258 }
1259
1260 ListBox::~ListBox() {
1261 }
1262
1263 ListBox *ListBox::Allocate() {
1264     return new ListBoxImpl();
1265 }
1266
1267 //----------------------------------------------------------------------
1268
1269 Menu::Menu() : id(0) {
1270 }
1271
1272 void Menu::CreatePopUp() {
1273     Destroy();
1274     id = new wxMenu();
1275 }
1276
1277 void Menu::Destroy() {
1278     if (id)
1279         delete (wxMenu*)id;
1280     id = 0;
1281 }
1282
1283 void Menu::Show(Point pt, Window &w) {
1284     GETWIN(w.GetID())->PopupMenu((wxMenu*)id, pt.x - 4, pt.y);
1285     Destroy();
1286 }
1287
1288 //----------------------------------------------------------------------
1289
1290 DynamicLibrary *DynamicLibrary::Load(const char *WXUNUSED(modulePath)) {
1291     wxFAIL_MSG(wxT("Dynamic lexer loading not implemented yet"));
1292     return NULL;
1293 }
1294
1295 //----------------------------------------------------------------------
1296
1297 ColourDesired Platform::Chrome() {
1298     wxColour c;
1299     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
1300     return ColourDesired(c.Red(), c.Green(), c.Blue());
1301 }
1302
1303 ColourDesired Platform::ChromeHighlight() {
1304     wxColour c;
1305     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DHIGHLIGHT);
1306     return ColourDesired(c.Red(), c.Green(), c.Blue());
1307 }
1308
1309 const char *Platform::DefaultFont() {
1310     static char buf[128];
1311     strcpy(buf, wxNORMAL_FONT->GetFaceName().mbc_str());
1312     return buf;
1313 }
1314
1315 int Platform::DefaultFontSize() {
1316     return wxNORMAL_FONT->GetPointSize();
1317 }
1318
1319 unsigned int Platform::DoubleClickTime() {
1320     return 500;   // **** ::GetDoubleClickTime();
1321 }
1322
1323 bool Platform::MouseButtonBounce() {
1324     return false;
1325 }
1326 void Platform::DebugDisplay(const char *s) {
1327     wxLogDebug(stc2wx(s));
1328 }
1329
1330 bool Platform::IsKeyDown(int WXUNUSED(key)) {
1331     return false;  // I don't think we'll need this.
1332 }
1333
1334 long Platform::SendScintilla(WindowID w,
1335                              unsigned int msg,
1336                              unsigned long wParam,
1337                              long lParam) {
1338
1339     wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
1340     return stc->SendMsg(msg, wParam, lParam);
1341 }
1342
1343 long Platform::SendScintillaPointer(WindowID w,
1344                                     unsigned int msg,
1345                                     unsigned long wParam,
1346                                     void *lParam) {
1347
1348     wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
1349     return stc->SendMsg(msg, wParam, (long)lParam);
1350 }
1351
1352
1353 // These are utility functions not really tied to a platform
1354
1355 int Platform::Minimum(int a, int b) {
1356     if (a < b)
1357         return a;
1358     else
1359         return b;
1360 }
1361
1362 int Platform::Maximum(int a, int b) {
1363     if (a > b)
1364         return a;
1365     else
1366         return b;
1367 }
1368
1369 #define TRACE
1370
1371 void Platform::DebugPrintf(const char *format, ...) {
1372 #ifdef TRACE
1373     char buffer[2000];
1374     va_list pArguments;
1375     va_start(pArguments, format);
1376     vsprintf(buffer,format,pArguments);
1377     va_end(pArguments);
1378     Platform::DebugDisplay(buffer);
1379 #endif
1380 }
1381
1382
1383 static bool assertionPopUps = true;
1384
1385 bool Platform::ShowAssertionPopUps(bool assertionPopUps_) {
1386     bool ret = assertionPopUps;
1387     assertionPopUps = assertionPopUps_;
1388     return ret;
1389 }
1390
1391 void Platform::Assert(const char *c, const char *file, int line) {
1392     char buffer[2000];
1393     sprintf(buffer, "Assertion [%s] failed at %s %d", c, file, line);
1394     if (assertionPopUps) {
1395         /*int idButton = */
1396         wxMessageBox(stc2wx(buffer),
1397                      wxT("Assertion failure"),
1398                      wxICON_HAND | wxOK);
1399 //      if (idButton == IDRETRY) {
1400 //          ::DebugBreak();
1401 //      } else if (idButton == IDIGNORE) {
1402 //          // all OK
1403 //      } else {
1404 //          abort();
1405 //      }
1406     } else {
1407         strcat(buffer, "\r\n");
1408         Platform::DebugDisplay(buffer);
1409         abort();
1410     }
1411 }
1412
1413
1414 int Platform::Clamp(int val, int minVal, int maxVal) {
1415     if (val > maxVal)
1416         val = maxVal;
1417     if (val < minVal)
1418         val = minVal;
1419     return val;
1420 }
1421
1422
1423 bool Platform::IsDBCSLeadByte(int WXUNUSED(codePage), char WXUNUSED(ch)) {
1424     return false;
1425 }
1426
1427 int Platform::DBCSCharLength(int WXUNUSED(codePage), const char *WXUNUSED(s)) {
1428     return 1;
1429 }
1430
1431 int Platform::DBCSCharMaxLength() {
1432     return 1;
1433 }
1434
1435
1436 //----------------------------------------------------------------------
1437
1438 ElapsedTime::ElapsedTime() {
1439     wxLongLong localTime = wxGetLocalTimeMillis();
1440     littleBit = localTime.GetLo();
1441     bigBit = localTime.GetHi();
1442 }
1443
1444 double ElapsedTime::Duration(bool reset) {
1445     wxLongLong prevTime(bigBit, littleBit);
1446     wxLongLong localTime = wxGetLocalTimeMillis();
1447     if(reset) {
1448         littleBit = localTime.GetLo();
1449         bigBit = localTime.GetHi();
1450     }
1451     wxLongLong duration = localTime - prevTime;
1452     double result = duration.ToDouble();
1453     result /= 1000.0;
1454     return result;
1455 }
1456
1457
1458 //----------------------------------------------------------------------
1459
1460 #if wxUSE_UNICODE
1461
1462 #include "UniConversion.h"
1463
1464 // Convert using Scintilla's functions instead of wx's, Scintilla's are more
1465 // forgiving and won't assert...
1466
1467 wxString stc2wx(const char* str, size_t len)
1468 {
1469     if (!len)
1470         return wxEmptyString;
1471
1472     size_t wclen = UCS2Length(str, len);
1473     wxWCharBuffer buffer(wclen+1);
1474
1475     size_t actualLen = UCS2FromUTF8(str, len, buffer.data(), wclen+1);
1476     return wxString(buffer.data(), actualLen);
1477 }
1478
1479
1480
1481 wxString stc2wx(const char* str)
1482 {
1483     return stc2wx(str, strlen(str));
1484 }
1485
1486
1487 const wxWX2MBbuf wx2stc(const wxString& str)
1488 {
1489     const wchar_t* wcstr = str.c_str();
1490     size_t wclen         = str.length();
1491     size_t len           = UTF8Length(wcstr, wclen);
1492
1493     wxCharBuffer buffer(len+1);
1494     UTF8FromUCS2(wcstr, wclen, buffer.data(), len);
1495
1496     // TODO check NULL termination!!
1497
1498     return buffer;
1499 }
1500
1501 #endif