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 #include "wx/encconv.h"
  25 #include "wx/listctrl.h"
  26 #include "wx/mstream.h"
  27 #include "wx/image.h"
  28 #include "wx/imaglist.h"
  29 #include "wx/tokenzr.h"
  30
  31 #ifdef wxHAVE_RAW_BITMAP
  32 #include "wx/rawbmp.h"
  33 #endif
  34
  35 #include "Platform.h"
  36 #include "PlatWX.h"
  37 #include "wx/stc/stc.h"
  38 #include "wx/stc/private.h"
  39
  40
  41
  42 Point Point::FromLong(long lpoint) {
  43     return Point(lpoint & 0xFFFF, lpoint >> 16);
  44 }
  45
  46 wxRect wxRectFromPRectangle(PRectangle prc) {
  47     wxRect r(prc.left, prc.top,
  48              prc.Width(), prc.Height());
  49     return r;
  50 }
  51
  52 PRectangle PRectangleFromwxRect(wxRect rc) {
  53     return PRectangle(rc.GetLeft(), rc.GetTop(),
  54                       rc.GetRight()+1, rc.GetBottom()+1);
  55 }
  56
  57 wxColour wxColourFromCA(const ColourAllocated& ca) {
  58     ColourDesired cd(ca.AsLong());
  59     return wxColour((unsigned char)cd.GetRed(),
  60                     (unsigned char)cd.GetGreen(),
  61                     (unsigned char)cd.GetBlue());
  62 }
  63
  64 //----------------------------------------------------------------------
  65
  66 Palette::Palette() {
  67     used = 0;
  68     allowRealization = false;
  69     size = 100;
  70     entries = new ColourPair[size];
  71 }
  72
  73 Palette::~Palette() {
  74     Release();
  75     delete [] entries;
  76     entries = 0;
  77 }
  78
  79 void Palette::Release() {
  80     used = 0;
  81     delete [] entries;
  82     size = 100;
  83     entries = new ColourPair[size];
  84 }
  85
  86 // This method either adds a colour to the list of wanted colours (want==true)
  87 // or retrieves the allocated colour back to the ColourPair.
  88 // This is one method to make it easier to keep the code for wanting and retrieving in sync.
  89 void Palette::WantFind(ColourPair &cp, bool want) {
  90     if (want) {
  91         for (int i=0; i < used; i++) {
  92             if (entries[i].desired == cp.desired)
  93                 return;
  94         }
  95
  96         if (used >= size) {
  97             int sizeNew = size * 2;
  98             ColourPair *entriesNew = new ColourPair[sizeNew];
  99             for (int j=0; j<size; j++) {
 100                 entriesNew[j] = entries[j];
 101             }
 102             delete []entries;
 103             entries = entriesNew;
 104             size = sizeNew;
 105         }
 106
 107         entries[used].desired = cp.desired;
 108         entries[used].allocated.Set(cp.desired.AsLong());
 109         used++;
 110     } else {
 111         for (int i=0; i < used; i++) {
 112             if (entries[i].desired == cp.desired) {
 113                 cp.allocated = entries[i].allocated;
 114                 return;
 115             }
 116         }
 117         cp.allocated.Set(cp.desired.AsLong());
 118     }
 119 }
 120
 121 void Palette::Allocate(Window &) {
 122     if (allowRealization) {
 123     }
 124 }
 125
 126
 127 //----------------------------------------------------------------------
 128
 129 Font::Font() {
 130     id = 0;
 131     ascent = 0;
 132 }
 133
 134 Font::~Font() {
 135 }
 136
 137 void Font::Create(const char *faceName, int characterSet, int size, bool bold, bool italic, bool extraFontFlag) {
 138
 139     Release();
 140
 141     // The minus one is done because since Scintilla uses SC_SHARSET_DEFAULT
 142     // internally and we need to have wxFONENCODING_DEFAULT == SC_SHARSET_DEFAULT
 143     // so we adjust the encoding before passing it to Scintilla.  See also
 144     // wxStyledTextCtrl::StyleSetCharacterSet
 145     wxFontEncoding encoding = (wxFontEncoding)(characterSet-1);
 146
 147     wxFontEncodingArray ea = wxEncodingConverter::GetPlatformEquivalents(encoding);
 148     if (ea.GetCount())
 149         encoding = ea[0];
 150
 151     wxFont* font = new wxFont(size,
 152                     wxDEFAULT,
 153                     italic ? wxITALIC :  wxNORMAL,
 154                     bold ? wxBOLD : wxNORMAL,
 155                     false,
 156                     stc2wx(faceName),
 157                     encoding);
 158     font->SetNoAntiAliasing(!extraFontFlag);
 159     id = font;
 160 }
 161
 162
 163 void Font::Release() {
 164     if (id)
 165         delete (wxFont*)id;
 166     id = 0;
 167 }
 168
 169 //----------------------------------------------------------------------
 170
 171 class SurfaceImpl : public Surface {
 172 private:
 173     wxDC*       hdc;
 174     bool        hdcOwned;
 175     wxBitmap*   bitmap;
 176     int         x;
 177     int         y;
 178     bool        unicodeMode;
 179
 180 public:
 181     SurfaceImpl();
 182     ~SurfaceImpl();
 183
 184     virtual void Init(WindowID wid);
 185     virtual void Init(SurfaceID sid, WindowID wid);
 186     virtual void InitPixMap(int width, int height, Surface *surface_, WindowID wid);
 187
 188     virtual void Release();
 189     virtual bool Initialised();
 190     virtual void PenColour(ColourAllocated fore);
 191     virtual int LogPixelsY();
 192     virtual int DeviceHeightFont(int points);
 193     virtual void MoveTo(int x_, int y_);
 194     virtual void LineTo(int x_, int y_);
 195     virtual void Polygon(Point *pts, int npts, ColourAllocated fore, ColourAllocated back);
 196     virtual void RectangleDraw(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 197     virtual void FillRectangle(PRectangle rc, ColourAllocated back);
 198     virtual void FillRectangle(PRectangle rc, Surface &surfacePattern);
 199     virtual void RoundedRectangle(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 200     virtual void AlphaRectangle(PRectangle rc, int cornerSize, ColourAllocated fill, int alphaFill,
 201                                 ColourAllocated outline, int alphaOutline, int flags);
 202     virtual void Ellipse(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 203     virtual void Copy(PRectangle rc, Point from, Surface &surfaceSource);
 204
 205     virtual void DrawTextNoClip(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore, ColourAllocated back);
 206     virtual void DrawTextClipped(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore, ColourAllocated back);
 207     virtual void DrawTextTransparent(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore);
 208     virtual void MeasureWidths(Font &font_, const char *s, int len, int *positions);
 209     virtual int WidthText(Font &font_, const char *s, int len);
 210     virtual int WidthChar(Font &font_, char ch);
 211     virtual int Ascent(Font &font_);
 212     virtual int Descent(Font &font_);
 213     virtual int InternalLeading(Font &font_);
 214     virtual int ExternalLeading(Font &font_);
 215     virtual int Height(Font &font_);
 216     virtual int AverageCharWidth(Font &font_);
 217
 218     virtual int SetPalette(Palette *pal, bool inBackGround);
 219     virtual void SetClip(PRectangle rc);
 220     virtual void FlushCachedState();
 221
 222     virtual void SetUnicodeMode(bool unicodeMode_);
 223     virtual void SetDBCSMode(int codePage);
 224
 225     void BrushColour(ColourAllocated back);
 226     void SetFont(Font &font_);
 227 };
 228
 229
 230
 231 SurfaceImpl::SurfaceImpl() :
 232     hdc(0), hdcOwned(0), bitmap(0),
 233     x(0), y(0), unicodeMode(0)
 234 {}
 235
 236 SurfaceImpl::~SurfaceImpl() {
 237     Release();
 238 }
 239
 240 void SurfaceImpl::Init(WindowID wid) {
 241 #if 0
 242     Release();
 243     hdc = new wxMemoryDC();
 244     hdcOwned = true;
 245 #else
 246     // On Mac and GTK the DC is not really valid until it has a bitmap
 247     // selected into it.  So instead of just creating the DC with no bitmap,
 248     // go ahead and give it one.
 249     InitPixMap(1,1,NULL,wid);
 250 #endif
 251 }
 252
 253 void SurfaceImpl::Init(SurfaceID hdc_, WindowID) {
 254     Release();
 255     hdc = (wxDC*)hdc_;
 256 }
 257
 258 void SurfaceImpl::InitPixMap(int width, int height, Surface *WXUNUSED(surface_), WindowID) {
 259     Release();
 260     hdc = new wxMemoryDC();
 261     hdcOwned = true;
 262     if (width < 1) width = 1;
 263     if (height < 1) height = 1;
 264     bitmap = new wxBitmap(width, height);
 265     ((wxMemoryDC*)hdc)->SelectObject(*bitmap);
 266 }
 267
 268
 269 void SurfaceImpl::Release() {
 270     if (bitmap) {
 271         ((wxMemoryDC*)hdc)->SelectObject(wxNullBitmap);
 272         delete bitmap;
 273         bitmap = 0;
 274     }
 275     if (hdcOwned) {
 276         delete hdc;
 277         hdc = 0;
 278         hdcOwned = false;
 279     }
 280 }
 281
 282
 283 bool SurfaceImpl::Initialised() {
 284     return hdc != 0;
 285 }
 286
 287
 288 void SurfaceImpl::PenColour(ColourAllocated fore) {
 289     hdc->SetPen(wxPen(wxColourFromCA(fore), 1, wxSOLID));
 290 }
 291
 292 void SurfaceImpl::BrushColour(ColourAllocated back) {
 293     hdc->SetBrush(wxBrush(wxColourFromCA(back), wxSOLID));
 294 }
 295
 296 void SurfaceImpl::SetFont(Font &font_) {
 297   if (font_.GetID()) {
 298       hdc->SetFont(*((wxFont*)font_.GetID()));
 299     }
 300 }
 301
 302 int SurfaceImpl::LogPixelsY() {
 303     return hdc->GetPPI().y;
 304 }
 305
 306 int SurfaceImpl::DeviceHeightFont(int points) {
 307     return points;
 308 }
 309
 310 void SurfaceImpl::MoveTo(int x_, int y_) {
 311     x = x_;
 312     y = y_;
 313 }
 314
 315 void SurfaceImpl::LineTo(int x_, int y_) {
 316     hdc->DrawLine(x,y, x_,y_);
 317     x = x_;
 318     y = y_;
 319 }
 320
 321 void SurfaceImpl::Polygon(Point *pts, int npts, ColourAllocated fore, ColourAllocated back) {
 322     PenColour(fore);
 323     BrushColour(back);
 324     hdc->DrawPolygon(npts, (wxPoint*)pts);
 325 }
 326
 327 void SurfaceImpl::RectangleDraw(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 328     PenColour(fore);
 329     BrushColour(back);
 330     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 331 }
 332
 333 void SurfaceImpl::FillRectangle(PRectangle rc, ColourAllocated back) {
 334     BrushColour(back);
 335     hdc->SetPen(*wxTRANSPARENT_PEN);
 336     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 337 }
 338
 339 void SurfaceImpl::FillRectangle(PRectangle rc, Surface &surfacePattern) {
 340     wxBrush br;
 341     if (((SurfaceImpl&)surfacePattern).bitmap)
 342         br = wxBrush(*((SurfaceImpl&)surfacePattern).bitmap);
 343     else    // Something is wrong so display in red
 344         br = wxBrush(*wxRED, wxSOLID);
 345     hdc->SetPen(*wxTRANSPARENT_PEN);
 346     hdc->SetBrush(br);
 347     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 348 }
 349
 350 void SurfaceImpl::RoundedRectangle(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 351     PenColour(fore);
 352     BrushColour(back);
 353     hdc->DrawRoundedRectangle(wxRectFromPRectangle(rc), 4);
 354 }
 355
 356 #ifdef __WXMSW__
 357 #define wxPy_premultiply(p, a)   ((p) * (a) / 0xff)
 358 #else
 359 #define wxPy_premultiply(p, a)   (p)
 360 #endif
 361
 362 void SurfaceImpl::AlphaRectangle(PRectangle rc, int cornerSize,
 363                                  ColourAllocated fill, int alphaFill,
 364                                  ColourAllocated outline, int alphaOutline,
 365                                  int /*flags*/) {
 366 #ifdef wxHAVE_RAW_BITMAP
 367
 368     // TODO:  do something with cornerSize
 369     wxUnusedVar(cornerSize);
 370
 371     int x, y;
 372     wxRect r = wxRectFromPRectangle(rc);
 373     wxBitmap bmp(r.width, r.height, 32);
 374     wxAlphaPixelData pixData(bmp);
 375
 376     // Set the fill pixels
 377     ColourDesired cdf(fill.AsLong());
 378     int red   = cdf.GetRed();
 379     int green = cdf.GetGreen();
 380     int blue  = cdf.GetBlue();
 381
 382     wxAlphaPixelData::Iterator p(pixData);
 383     for (y=0; y<r.height; y++) {
 384         p.MoveTo(pixData, 0, y);
 385         for (x=0; x<r.width; x++) {
 386             p.Red()   = wxPy_premultiply(red,   alphaFill);
 387             p.Green() = wxPy_premultiply(green, alphaFill);
 388             p.Blue()  = wxPy_premultiply(blue,  alphaFill);
 389             p.Alpha() = alphaFill;
 390             ++p;
 391         }
 392     }
 393
 394     // Set the outline pixels
 395     ColourDesired cdo(outline.AsLong());
 396     red   = cdo.GetRed();
 397     green = cdo.GetGreen();
 398     blue  = cdo.GetBlue();
 399     for (x=0; x<r.width; x++) {
 400         p.MoveTo(pixData, x, 0);
 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         p.MoveTo(pixData, x, r.height-1);
 406         p.Red()   = wxPy_premultiply(red,   alphaOutline);
 407         p.Green() = wxPy_premultiply(green, alphaOutline);
 408         p.Blue()  = wxPy_premultiply(blue,  alphaOutline);
 409         p.Alpha() = alphaOutline;
 410     }
 411
 412     for (y=0; y<r.height; y++) {
 413         p.MoveTo(pixData, 0, y);
 414         p.Red()   = wxPy_premultiply(red,   alphaOutline);
 415         p.Green() = wxPy_premultiply(green, alphaOutline);
 416         p.Blue()  = wxPy_premultiply(blue,  alphaOutline);
 417         p.Alpha() = alphaOutline;
 418         p.MoveTo(pixData, r.width-1, y);
 419         p.Red()   = wxPy_premultiply(red,   alphaOutline);
 420         p.Green() = wxPy_premultiply(green, alphaOutline);
 421         p.Blue()  = wxPy_premultiply(blue,  alphaOutline);
 422         p.Alpha() = alphaOutline;
 423     }
 424
 425     // Draw the bitmap
 426     hdc->DrawBitmap(bmp, r.x, r.y, true);
 427
 428 #else
 429     wxUnusedVar(cornerSize);
 430     wxUnusedVar(alphaFill);
 431     wxUnusedVar(alphaOutline);
 432     RectangleDraw(rc, outline, fill);
 433 #endif
 434 }
 435
 436 void SurfaceImpl::Ellipse(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 437     PenColour(fore);
 438     BrushColour(back);
 439     hdc->DrawEllipse(wxRectFromPRectangle(rc));
 440 }
 441
 442 void SurfaceImpl::Copy(PRectangle rc, Point from, Surface &surfaceSource) {
 443     wxRect r = wxRectFromPRectangle(rc);
 444     hdc->Blit(r.x, r.y, r.width, r.height,
 445               ((SurfaceImpl&)surfaceSource).hdc,
 446               from.x, from.y, wxCOPY);
 447 }
 448
 449 void SurfaceImpl::DrawTextNoClip(PRectangle rc, Font &font, int ybase,
 450                                  const char *s, int len,
 451                                  ColourAllocated fore, ColourAllocated back) {
 452     SetFont(font);
 453     hdc->SetTextForeground(wxColourFromCA(fore));
 454     hdc->SetTextBackground(wxColourFromCA(back));
 455     FillRectangle(rc, back);
 456
 457     // ybase is where the baseline should be, but wxWin uses the upper left
 458     // corner, so I need to calculate the real position for the text...
 459     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 460 }
 461
 462 void SurfaceImpl::DrawTextClipped(PRectangle rc, Font &font, int ybase,
 463                                   const char *s, int len,
 464                                   ColourAllocated fore, ColourAllocated back) {
 465     SetFont(font);
 466     hdc->SetTextForeground(wxColourFromCA(fore));
 467     hdc->SetTextBackground(wxColourFromCA(back));
 468     FillRectangle(rc, back);
 469     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 470
 471     // see comments above
 472     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 473     hdc->DestroyClippingRegion();
 474 }
 475
 476
 477 void SurfaceImpl::DrawTextTransparent(PRectangle rc, Font &font, int ybase,
 478                                       const char *s, int len,
 479                                       ColourAllocated fore) {
 480
 481     SetFont(font);
 482     hdc->SetTextForeground(wxColourFromCA(fore));
 483     hdc->SetBackgroundMode(wxTRANSPARENT);
 484
 485     // ybase is where the baseline should be, but wxWin uses the upper left
 486     // corner, so I need to calculate the real position for the text...
 487     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 488
 489     hdc->SetBackgroundMode(wxSOLID);
 490 }
 491
 492
 493 void SurfaceImpl::MeasureWidths(Font &font, const char *s, int len, int *positions) {
 494
 495     wxString   str = stc2wx(s, len);
 496     wxArrayInt tpos;
 497
 498     SetFont(font);
 499
 500     hdc->GetPartialTextExtents(str, tpos);
 501
 502 #if wxUSE_UNICODE
 503     // Map the widths for UCS-2 characters back to the UTF-8 input string
 504     // NOTE:  I don't think this is right for when sizeof(wxChar) > 2, ie wxGTK2
 505     // so figure it out and fix it!
 506     size_t i = 0;
 507     size_t ui = 0;
 508     while ((int)i < len) {
 509         unsigned char uch = (unsigned char)s[i];
 510         positions[i++] = tpos[ui];
 511         if (uch >= 0x80) {
 512             if (uch < (0x80 + 0x40 + 0x20)) {
 513                 positions[i++] = tpos[ui];
 514             } else {
 515                 positions[i++] = tpos[ui];
 516                 positions[i++] = tpos[ui];
 517             }
 518         }
 519         ui++;
 520     }
 521 #else
 522
 523     // If not unicode then just use the widths we have
 524 #if wxUSE_STL
 525     std::copy(tpos.begin(), tpos.end(), positions);
 526 #else
 527     memcpy(positions, tpos.begin(), len * sizeof(int));
 528 #endif
 529 #endif
 530 }
 531
 532
 533 int SurfaceImpl::WidthText(Font &font, const char *s, int len) {
 534     SetFont(font);
 535     int w;
 536     int h;
 537
 538     hdc->GetTextExtent(stc2wx(s, len), &w, &h);
 539     return w;
 540 }
 541
 542
 543 int SurfaceImpl::WidthChar(Font &font, char ch) {
 544     SetFont(font);
 545     int w;
 546     int h;
 547     char s[2] = { ch, 0 };
 548
 549     hdc->GetTextExtent(stc2wx(s, 1), &w, &h);
 550     return w;
 551 }
 552
 553 #define EXTENT_TEST wxT(" `~!@#$%^&*()-_=+\\|[]{};:\"\'<,>.?/1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
 554
 555 int SurfaceImpl::Ascent(Font &font) {
 556     SetFont(font);
 557     int w, h, d, e;
 558     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 559     font.ascent = h - d;
 560     return font.ascent;
 561 }
 562
 563 int SurfaceImpl::Descent(Font &font) {
 564     SetFont(font);
 565     int w, h, d, e;
 566     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 567     return d;
 568 }
 569
 570 int SurfaceImpl::InternalLeading(Font &WXUNUSED(font)) {
 571     return 0;
 572 }
 573
 574 int SurfaceImpl::ExternalLeading(Font &font) {
 575     SetFont(font);
 576     int w, h, d, e;
 577     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 578     return e;
 579 }
 580
 581 int SurfaceImpl::Height(Font &font) {
 582     SetFont(font);
 583     return hdc->GetCharHeight() + 1;
 584 }
 585
 586 int SurfaceImpl::AverageCharWidth(Font &font) {
 587     SetFont(font);
 588     return hdc->GetCharWidth();
 589 }
 590
 591 int SurfaceImpl::SetPalette(Palette *WXUNUSED(pal), bool WXUNUSED(inBackGround)) {
 592     return 0;
 593 }
 594
 595 void SurfaceImpl::SetClip(PRectangle rc) {
 596     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 597 }
 598
 599 void SurfaceImpl::FlushCachedState() {
 600 }
 601
 602 void SurfaceImpl::SetUnicodeMode(bool unicodeMode_) {
 603     unicodeMode=unicodeMode_;
 604 }
 605
 606 void SurfaceImpl::SetDBCSMode(int WXUNUSED(codePage)) {
 607     // dbcsMode = codePage == SC_CP_DBCS;
 608 }
 609
 610
 611 Surface *Surface::Allocate() {
 612     return new SurfaceImpl;
 613 }
 614
 615
 616 //----------------------------------------------------------------------
 617
 618
 619 inline wxWindow* GETWIN(WindowID id) { return (wxWindow*)id; }
 620
 621 Window::~Window() {
 622 }
 623
 624 void Window::Destroy() {
 625     if (id) {
 626         Show(false);
 627         GETWIN(id)->Destroy();
 628     }
 629     id = 0;
 630 }
 631
 632 bool Window::HasFocus() {
 633     return wxWindow::FindFocus() == GETWIN(id);
 634 }
 635
 636 PRectangle Window::GetPosition() {
 637     if (! id) return PRectangle();
 638     wxRect rc(GETWIN(id)->GetPosition(), GETWIN(id)->GetSize());
 639     return PRectangleFromwxRect(rc);
 640 }
 641
 642 void Window::SetPosition(PRectangle rc) {
 643     wxRect r = wxRectFromPRectangle(rc);
 644     GETWIN(id)->SetSize(r);
 645 }
 646
 647 void Window::SetPositionRelative(PRectangle rc, Window) {
 648     SetPosition(rc);  // ????
 649 }
 650
 651 PRectangle Window::GetClientPosition() {
 652     if (! id) return PRectangle();
 653     wxSize sz = GETWIN(id)->GetClientSize();
 654     return  PRectangle(0, 0, sz.x, sz.y);
 655 }
 656
 657 void Window::Show(bool show) {
 658     GETWIN(id)->Show(show);
 659 }
 660
 661 void Window::InvalidateAll() {
 662     GETWIN(id)->Refresh(false);
 663 }
 664
 665 void Window::InvalidateRectangle(PRectangle rc) {
 666     wxRect r = wxRectFromPRectangle(rc);
 667     GETWIN(id)->Refresh(false, &r);
 668 }
 669
 670 void Window::SetFont(Font &font) {
 671     GETWIN(id)->SetFont(*((wxFont*)font.GetID()));
 672 }
 673
 674 void Window::SetCursor(Cursor curs) {
 675     int cursorId;
 676
 677     switch (curs) {
 678     case cursorText:
 679         cursorId = wxCURSOR_IBEAM;
 680         break;
 681     case cursorArrow:
 682         cursorId = wxCURSOR_ARROW;
 683         break;
 684     case cursorUp:
 685         cursorId = wxCURSOR_ARROW; // ** no up arrow...  wxCURSOR_UPARROW;
 686         break;
 687     case cursorWait:
 688         cursorId = wxCURSOR_WAIT;
 689         break;
 690     case cursorHoriz:
 691         cursorId = wxCURSOR_SIZEWE;
 692         break;
 693     case cursorVert:
 694         cursorId = wxCURSOR_SIZENS;
 695         break;
 696     case cursorReverseArrow:
 697         cursorId = wxCURSOR_RIGHT_ARROW;
 698         break;
 699     case cursorHand:
 700         cursorId = wxCURSOR_HAND;
 701         break;
 702     default:
 703         cursorId = wxCURSOR_ARROW;
 704         break;
 705     }
 706 #ifdef __WXMOTIF__
 707        wxCursor wc = wxStockCursor(cursorId) ;
 708 #else
 709        wxCursor wc = wxCursor(cursorId) ;
 710 #endif
 711        if(curs != cursorLast)
 712        {
 713            GETWIN(id)->SetCursor(wc);
 714            cursorLast = curs;
 715        }
 716 }
 717
 718
 719 void Window::SetTitle(const char *s) {
 720     GETWIN(id)->SetLabel(stc2wx(s));
 721 }
 722
 723
 724 //----------------------------------------------------------------------
 725 // Helper classes for ListBox
 726
 727
 728 // This is a simple subclass of wxListView that just resets focus to the
 729 // parent when it gets it.
 730 class wxSTCListBox : public wxListView {
 731 public:
 732     wxSTCListBox(wxWindow* parent, wxWindowID id,
 733                  const wxPoint& pos, const wxSize& size,
 734                  long style)
 735         : wxListView()
 736     {
 737 #ifdef __WXMSW__
 738         Hide(); // don't flicker as we move it around...
 739 #endif
 740         Create(parent, id, pos, size, style);
 741     }
 742
 743
 744     void OnFocus(wxFocusEvent& event) {
 745         GetParent()->SetFocus();
 746         event.Skip();
 747     }
 748
 749     void OnKillFocus(wxFocusEvent& WXUNUSED(event)) {
 750         // Do nothing.  Prevents base class from resetting the colors...
 751     }
 752
 753 #ifdef __WXMAC__
 754     // For some reason I don't understand yet the focus doesn't really leave
 755     // the listbox like it should, so if we get any events feed them back to
 756     // the wxSTC
 757     void OnKeyDown(wxKeyEvent& event) {
 758         GetGrandParent()->GetEventHandler()->ProcessEvent(event);
 759     }
 760     void OnChar(wxKeyEvent& event) {
 761         GetGrandParent()->GetEventHandler()->ProcessEvent(event);
 762     }
 763
 764     // And we need to force the focus back when being destroyed
 765     ~wxSTCListBox() {
 766         GetGrandParent()->SetFocus();
 767     }
 768 #endif
 769
 770 private:
 771     DECLARE_EVENT_TABLE()
 772 };
 773
 774 BEGIN_EVENT_TABLE(wxSTCListBox, wxListView)
 775     EVT_SET_FOCUS( wxSTCListBox::OnFocus)
 776     EVT_KILL_FOCUS(wxSTCListBox::OnKillFocus)
 777 #ifdef __WXMAC__
 778     EVT_KEY_DOWN(  wxSTCListBox::OnKeyDown)
 779     EVT_CHAR(      wxSTCListBox::OnChar)
 780 #endif
 781 END_EVENT_TABLE()
 782
 783
 784
 785 #if wxUSE_POPUPWIN //-----------------------------------
 786 #include "wx/popupwin.h"
 787
 788
 789 //
 790 // TODO: Refactor these two classes to have a common base (or a mix-in) to get
 791 // rid of the code duplication.  (Either that or convince somebody to
 792 // implement wxPopupWindow for the Mac!!)
 793 //
 794 // In the meantime, be careful to duplicate any changes as needed...
 795 //
 796
 797 // A popup window to place the wxSTCListBox upon
 798 class wxSTCListBoxWin : public wxPopupWindow
 799 {
 800 private:
 801     wxListView*         lv;
 802     CallBackAction      doubleClickAction;
 803     void*               doubleClickActionData;
 804 public:
 805     wxSTCListBoxWin(wxWindow* parent, wxWindowID id, Point WXUNUSED(location)) :
 806         wxPopupWindow(parent, wxBORDER_NONE)
 807     {
 808
 809         SetBackgroundColour(*wxBLACK);  // for our simple border
 810
 811         lv = new wxSTCListBox(parent, id, wxPoint(-50,-50), wxDefaultSize,
 812                               wxLC_REPORT | wxLC_SINGLE_SEL | wxLC_NO_HEADER | wxBORDER_NONE);
 813         lv->SetCursor(wxCursor(wxCURSOR_ARROW));
 814         lv->InsertColumn(0, wxEmptyString);
 815         lv->InsertColumn(1, wxEmptyString);
 816
 817         // NOTE: We need to fool the wxListView into thinking that it has the
 818         // focus so it will use the normal selection colour and will look
 819         // "right" to the user.  But since the wxPopupWindow or its children
 820         // can't receive focus then we have to pull a fast one and temporarily
 821         // parent the listctrl on the STC window and then call SetFocus and
 822         // then reparent it back to the popup.
 823         lv->SetFocus();
 824         lv->Reparent(this);
 825 #ifdef __WXMSW__
 826         lv->Show();
 827 #endif
 828     }
 829
 830
 831     // Set position in client coords
 832     virtual void DoSetSize(int x, int y,
 833                            int width, int height,
 834                            int sizeFlags = wxSIZE_AUTO) {
 835         if (x != wxDefaultCoord) {
 836             GetParent()->ClientToScreen(&x, NULL);
 837         }
 838         if (y != wxDefaultCoord) {
 839             GetParent()->ClientToScreen(NULL, &y);
 840         }
 841         wxPopupWindow::DoSetSize(x, y, width, height, sizeFlags);
 842     }
 843
 844     // return position as if it were in client coords
 845     virtual void DoGetPosition( int *x, int *y ) const {
 846         int sx, sy;
 847         wxPopupWindow::DoGetPosition(&sx, &sy);
 848         GetParent()->ScreenToClient(&sx, &sy);
 849         if (x) *x = sx;
 850         if (y) *y = sy;
 851     }
 852
 853
 854     bool Destroy() {
 855         if ( !wxPendingDelete.Member(this) )
 856             wxPendingDelete.Append(this);
 857         return true;
 858     }
 859
 860
 861     int IconWidth() {
 862         wxImageList* il = lv->GetImageList(wxIMAGE_LIST_SMALL);
 863         if (il != NULL) {
 864             int w, h;
 865             il->GetSize(0, w, h);
 866             return w;
 867         }
 868         return 0;
 869     }
 870
 871
 872     void SetDoubleClickAction(CallBackAction action, void *data) {
 873         doubleClickAction = action;
 874         doubleClickActionData = data;
 875     }
 876
 877
 878     void OnFocus(wxFocusEvent& event) {
 879         GetParent()->SetFocus();
 880         event.Skip();
 881     }
 882
 883     void OnSize(wxSizeEvent& event) {
 884         // resize the child
 885         wxSize sz = GetSize();
 886         sz.x -= 2;
 887         sz.y -= 2;
 888         lv->SetSize(1, 1, sz.x, sz.y);
 889         // reset the column widths
 890         lv->SetColumnWidth(0, IconWidth()+4);
 891         lv->SetColumnWidth(1, sz.x - 2 - lv->GetColumnWidth(0) -
 892                            wxSystemSettings::GetMetric(wxSYS_VSCROLL_X));
 893         event.Skip();
 894     }
 895
 896     void OnActivate(wxListEvent& WXUNUSED(event)) {
 897         doubleClickAction(doubleClickActionData);
 898     }
 899
 900     wxListView* GetLB() { return lv; }
 901
 902 private:
 903     DECLARE_EVENT_TABLE()
 904
 905 };
 906
 907 BEGIN_EVENT_TABLE(wxSTCListBoxWin, wxPopupWindow)
 908     EVT_SET_FOCUS          (          wxSTCListBoxWin::OnFocus)
 909     EVT_SIZE               (          wxSTCListBoxWin::OnSize)
 910     EVT_LIST_ITEM_ACTIVATED(wxID_ANY, wxSTCListBoxWin::OnActivate)
 911 END_EVENT_TABLE()
 912
 913
 914
 915 #else // !wxUSE_POPUPWIN -----------------------------------
 916 #include "wx/frame.h"
 917
 918 // A normal window to place the wxSTCListBox upon, but make it behave as much
 919 // like a wxPopupWindow as possible
 920 class wxSTCListBoxWin : public wxFrame {
 921 private:
 922     wxListView*         lv;
 923     CallBackAction      doubleClickAction;
 924     void*               doubleClickActionData;
 925 public:
 926     wxSTCListBoxWin(wxWindow* parent, wxWindowID id, Point location) :
 927         wxFrame(parent, id, wxEmptyString, wxPoint(location.x, location.y), wxSize(0,0),
 928                 wxFRAME_NO_TASKBAR
 929                 | wxFRAME_FLOAT_ON_PARENT
 930 #ifdef __WXMAC__
 931                 | wxPOPUP_WINDOW
 932                 | wxNO_BORDER
 933 #else
 934                 | wxSIMPLE_BORDER
 935 #endif
 936             )
 937     {
 938
 939         lv = new wxSTCListBox(this, id, wxDefaultPosition, wxDefaultSize,
 940                               wxLC_REPORT | wxLC_SINGLE_SEL | wxLC_NO_HEADER | wxNO_BORDER);
 941         lv->SetCursor(wxCursor(wxCURSOR_ARROW));
 942         lv->InsertColumn(0, wxEmptyString);
 943         lv->InsertColumn(1, wxEmptyString);
 944
 945         // Eventhough we immediately reset the focus to the parent, this helps
 946         // things to look right...
 947         lv->SetFocus();
 948
 949         Hide();
 950     }
 951
 952
 953     // On OSX and (possibly others) there can still be pending
 954     // messages/events for the list control when Scintilla wants to
 955     // close it, so do a pending delete of it instead of destroying
 956     // immediately.
 957     bool Destroy()
 958     {
 959 #ifdef __WXMAC__
 960         // The bottom edge of this window is not getting properly
 961         // refreshed upon deletion, so help it out...
 962         wxWindow* p = GetParent();
 963         wxRect r(GetPosition(), GetSize());
 964         r.SetHeight(r.GetHeight()+1);
 965         p->Refresh(false, &r);
 966 #endif
 967         if ( !wxPendingDelete.Member(this) )
 968             wxPendingDelete.Append(this);
 969         return true;
 970     }
 971
 972
 973     int IconWidth()
 974     {
 975         wxImageList* il = lv->GetImageList(wxIMAGE_LIST_SMALL);
 976         if (il != NULL) {
 977             int w, h;
 978             il->GetSize(0, w, h);
 979             return w;
 980         }
 981         return 0;
 982     }
 983
 984
 985     void SetDoubleClickAction(CallBackAction action, void *data)
 986     {
 987         doubleClickAction = action;
 988         doubleClickActionData = data;
 989     }
 990
 991
 992     void OnFocus(wxFocusEvent& event)
 993     {
 994         ActivateParent();
 995         GetParent()->SetFocus();
 996         event.Skip();
 997     }
 998
 999     void OnSize(wxSizeEvent& event)
1000     {
1001         // resize the child
1002         wxSize sz = GetClientSize();
1003         lv->SetSize(sz);
1004         // reset the column widths
1005         lv->SetColumnWidth(0, IconWidth()+4);
1006         lv->SetColumnWidth(1, sz.x - 2 - lv->GetColumnWidth(0) -
1007                            wxSystemSettings::GetMetric(wxSYS_VSCROLL_X));
1008         event.Skip();
1009     }
1010
1011     void ActivateParent()
1012     {
1013         // Although we're a frame, we always want the parent to be active, so
1014         // raise it whenever we get shown, focused, etc.
1015         wxTopLevelWindow *frame = wxDynamicCast(
1016             wxGetTopLevelParent(GetParent()), wxTopLevelWindow);
1017         if (frame)
1018             frame->Raise();
1019     }
1020
1021
1022     virtual void DoSetSize(int x, int y,
1023                            int width, int height,
1024                            int sizeFlags = wxSIZE_AUTO)
1025     {
1026         // convert coords to screen coords since we're a top-level window
1027         if (x != wxDefaultCoord) {
1028             GetParent()->ClientToScreen(&x, NULL);
1029         }
1030         if (y != wxDefaultCoord) {
1031             GetParent()->ClientToScreen(NULL, &y);
1032         }
1033         wxFrame::DoSetSize(x, y, width, height, sizeFlags);
1034     }
1035
1036     virtual bool Show(bool show = true)
1037     {
1038         bool rv = wxFrame::Show(show);
1039         if (rv && show)
1040             ActivateParent();
1041 #ifdef __WXMAC__
1042         GetParent()->Refresh(false);
1043 #endif
1044         return rv;
1045     }
1046
1047     void OnActivate(wxListEvent& WXUNUSED(event))
1048     {
1049         doubleClickAction(doubleClickActionData);
1050     }
1051
1052     wxListView* GetLB() { return lv; }
1053
1054 private:
1055     DECLARE_EVENT_TABLE()
1056 };
1057
1058
1059 BEGIN_EVENT_TABLE(wxSTCListBoxWin, wxWindow)
1060     EVT_SET_FOCUS          (          wxSTCListBoxWin::OnFocus)
1061     EVT_SIZE               (          wxSTCListBoxWin::OnSize)
1062     EVT_LIST_ITEM_ACTIVATED(wxID_ANY, wxSTCListBoxWin::OnActivate)
1063 END_EVENT_TABLE()
1064
1065 #endif // wxUSE_POPUPWIN -----------------------------------
1066
1067
1068 inline wxSTCListBoxWin* GETLBW(WindowID win) {
1069     return ((wxSTCListBoxWin*)win);
1070 }
1071
1072 inline wxListView* GETLB(WindowID win) {
1073     return GETLBW(win)->GetLB();
1074 }
1075
1076 //----------------------------------------------------------------------
1077
1078 class ListBoxImpl : public ListBox {
1079 private:
1080     int                 lineHeight;
1081     bool                unicodeMode;
1082     int                 desiredVisibleRows;
1083     int                 aveCharWidth;
1084     size_t              maxStrWidth;
1085     Point               location;       // Caret location at which the list is opened
1086     wxImageList*        imgList;
1087     wxArrayInt*         imgTypeMap;
1088
1089 public:
1090     ListBoxImpl();
1091     ~ListBoxImpl();
1092
1093     virtual void SetFont(Font &font);
1094     virtual void Create(Window &parent, int ctrlID, Point location_, int lineHeight_, bool unicodeMode_);
1095     virtual void SetAverageCharWidth(int width);
1096     virtual void SetVisibleRows(int rows);
1097     virtual int GetVisibleRows() const;
1098     virtual PRectangle GetDesiredRect();
1099     virtual int CaretFromEdge();
1100     virtual void Clear();
1101     virtual void Append(char *s, int type = -1);
1102             void Append(const wxString& text, int type);
1103     virtual int Length();
1104     virtual void Select(int n);
1105     virtual int GetSelection();
1106     virtual int Find(const char *prefix);
1107     virtual void GetValue(int n, char *value, int len);
1108     virtual void RegisterImage(int type, const char *xpm_data);
1109     virtual void ClearRegisteredImages();
1110     virtual void SetDoubleClickAction(CallBackAction, void *);
1111     virtual void SetList(const char* list, char separator, char typesep);
1112 };
1113
1114
1115 ListBoxImpl::ListBoxImpl()
1116     : lineHeight(10), unicodeMode(false),
1117       desiredVisibleRows(5), aveCharWidth(8), maxStrWidth(0),
1118       imgList(NULL), imgTypeMap(NULL)
1119 {
1120 }
1121
1122 ListBoxImpl::~ListBoxImpl() {
1123     if (imgList) {
1124         delete imgList;
1125         imgList = NULL;
1126     }
1127     if (imgTypeMap) {
1128         delete imgTypeMap;
1129         imgTypeMap = NULL;
1130     }
1131 }
1132
1133
1134 void ListBoxImpl::SetFont(Font &font) {
1135     GETLB(id)->SetFont(*((wxFont*)font.GetID()));
1136 }
1137
1138
1139 void ListBoxImpl::Create(Window &parent, int ctrlID, Point location_, int lineHeight_, bool unicodeMode_) {
1140     location = location_;
1141     lineHeight =  lineHeight_;
1142     unicodeMode = unicodeMode_;
1143     maxStrWidth = 0;
1144     id = new wxSTCListBoxWin(GETWIN(parent.GetID()), ctrlID, location);
1145     if (imgList != NULL)
1146         GETLB(id)->SetImageList(imgList, wxIMAGE_LIST_SMALL);
1147 }
1148
1149
1150 void ListBoxImpl::SetAverageCharWidth(int width) {
1151     aveCharWidth = width;
1152 }
1153
1154
1155 void ListBoxImpl::SetVisibleRows(int rows) {
1156     desiredVisibleRows = rows;
1157 }
1158
1159
1160 int ListBoxImpl::GetVisibleRows() const {
1161     return desiredVisibleRows;
1162 }
1163
1164 PRectangle ListBoxImpl::GetDesiredRect() {
1165     // wxListCtrl doesn't have a DoGetBestSize, so instead we kept track of
1166     // the max size in Append and calculate it here...
1167     int maxw = maxStrWidth * aveCharWidth;
1168     int maxh ;
1169
1170     // give it a default if there are no lines, and/or add a bit more
1171     if (maxw == 0) maxw = 100;
1172     maxw += aveCharWidth * 3 +
1173             GETLBW(id)->IconWidth() + wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
1174     if (maxw > 350)
1175         maxw = 350;
1176
1177     // estimate a desired height
1178     int count = GETLB(id)->GetItemCount();
1179     if (count) {
1180         wxRect rect;
1181         GETLB(id)->GetItemRect(0, rect);
1182         maxh = count * rect.GetHeight();
1183         if (maxh > 140)  // TODO:  Use desiredVisibleRows??
1184             maxh = 140;
1185
1186         // Try to make the size an exact multiple of some number of lines
1187         int lines = maxh / rect.GetHeight();
1188         maxh = (lines + 1) * rect.GetHeight() + 2;
1189     }
1190     else
1191         maxh = 100;
1192
1193     PRectangle rc;
1194     rc.top = 0;
1195     rc.left = 0;
1196     rc.right = maxw;
1197     rc.bottom = maxh;
1198     return rc;
1199 }
1200
1201
1202 int ListBoxImpl::CaretFromEdge() {
1203     return 4 + GETLBW(id)->IconWidth();
1204 }
1205
1206
1207 void ListBoxImpl::Clear() {
1208     GETLB(id)->DeleteAllItems();
1209 }
1210
1211
1212 void ListBoxImpl::Append(char *s, int type) {
1213     Append(stc2wx(s), type);
1214 }
1215
1216 void ListBoxImpl::Append(const wxString& text, int type) {
1217     long count  = GETLB(id)->GetItemCount();
1218     long itemID  = GETLB(id)->InsertItem(count, wxEmptyString);
1219     GETLB(id)->SetItem(itemID, 1, text);
1220     maxStrWidth = wxMax(maxStrWidth, text.length());
1221     if (type != -1) {
1222         wxCHECK_RET(imgTypeMap, wxT("Unexpected NULL imgTypeMap"));
1223         long idx = imgTypeMap->Item(type);
1224         GETLB(id)->SetItemImage(itemID, idx, idx);
1225     }
1226 }
1227
1228 void ListBoxImpl::SetList(const char* list, char separator, char typesep) {
1229     GETLB(id)->Freeze();
1230     Clear();
1231     wxStringTokenizer tkzr(stc2wx(list), (wxChar)separator);
1232     while ( tkzr.HasMoreTokens() ) {
1233         wxString token = tkzr.GetNextToken();
1234         long type = -1;
1235         int pos = token.Find(typesep);
1236         if (pos != -1) {
1237             token.Mid(pos+1).ToLong(&type);
1238             token.Truncate(pos);
1239         }
1240         Append(token, (int)type);
1241     }
1242     GETLB(id)->Thaw();
1243 }
1244
1245
1246 int ListBoxImpl::Length() {
1247     return GETLB(id)->GetItemCount();
1248 }
1249
1250
1251 void ListBoxImpl::Select(int n) {
1252     bool select = true;
1253     if (n == -1) {
1254         n = 0;
1255         select = false;
1256     }
1257     GETLB(id)->EnsureVisible(n);
1258     GETLB(id)->Select(n, select);
1259 }
1260
1261
1262 int ListBoxImpl::GetSelection() {
1263     return GETLB(id)->GetFirstSelected();
1264 }
1265
1266
1267 int ListBoxImpl::Find(const char *WXUNUSED(prefix)) {
1268     // No longer used
1269     return wxNOT_FOUND;
1270 }
1271
1272
1273 void ListBoxImpl::GetValue(int n, char *value, int len) {
1274     wxListItem item;
1275     item.SetId(n);
1276     item.SetColumn(1);
1277     item.SetMask(wxLIST_MASK_TEXT);
1278     GETLB(id)->GetItem(item);
1279     strncpy(value, wx2stc(item.GetText()), len);
1280     value[len-1] = '\0';
1281 }
1282
1283
1284 void ListBoxImpl::RegisterImage(int type, const char *xpm_data) {
1285     wxMemoryInputStream stream(xpm_data, strlen(xpm_data)+1);
1286     wxImage img(stream, wxBITMAP_TYPE_XPM);
1287     wxBitmap bmp(img);
1288
1289     if (! imgList) {
1290         // assumes all images are the same size
1291         imgList = new wxImageList(bmp.GetWidth(), bmp.GetHeight(), true);
1292         imgTypeMap = new wxArrayInt;
1293     }
1294
1295     int idx = imgList->Add(bmp);
1296
1297     // do we need to extend the mapping array?
1298     wxArrayInt& itm = *imgTypeMap;
1299     if ( itm.GetCount() < (size_t)type+1)
1300         itm.Add(-1, type - itm.GetCount() + 1);
1301
1302     // Add an item that maps type to the image index
1303     itm[type] = idx;
1304 }
1305
1306 void ListBoxImpl::ClearRegisteredImages() {
1307     if (imgList) {
1308         delete imgList;
1309         imgList = NULL;
1310     }
1311     if (imgTypeMap) {
1312         delete imgTypeMap;
1313         imgTypeMap = NULL;
1314     }
1315     if (id)
1316         GETLB(id)->SetImageList(NULL, wxIMAGE_LIST_SMALL);
1317 }
1318
1319
1320 void ListBoxImpl::SetDoubleClickAction(CallBackAction action, void *data) {
1321     GETLBW(id)->SetDoubleClickAction(action, data);
1322 }
1323
1324
1325 ListBox::ListBox() {
1326 }
1327
1328 ListBox::~ListBox() {
1329 }
1330
1331 ListBox *ListBox::Allocate() {
1332     return new ListBoxImpl();
1333 }
1334
1335 //----------------------------------------------------------------------
1336
1337 Menu::Menu() : id(0) {
1338 }
1339
1340 void Menu::CreatePopUp() {
1341     Destroy();
1342     id = new wxMenu();
1343 }
1344
1345 void Menu::Destroy() {
1346     if (id)
1347         delete (wxMenu*)id;
1348     id = 0;
1349 }
1350
1351 void Menu::Show(Point pt, Window &w) {
1352     GETWIN(w.GetID())->PopupMenu((wxMenu*)id, pt.x - 4, pt.y);
1353     Destroy();
1354 }
1355
1356 //----------------------------------------------------------------------
1357
1358 DynamicLibrary *DynamicLibrary::Load(const char *WXUNUSED(modulePath)) {
1359     wxFAIL_MSG(wxT("Dynamic lexer loading not implemented yet"));
1360     return NULL;
1361 }
1362
1363 //----------------------------------------------------------------------
1364
1365 ColourDesired Platform::Chrome() {
1366     wxColour c;
1367     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
1368     return ColourDesired(c.Red(), c.Green(), c.Blue());
1369 }
1370
1371 ColourDesired Platform::ChromeHighlight() {
1372     wxColour c;
1373     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DHIGHLIGHT);
1374     return ColourDesired(c.Red(), c.Green(), c.Blue());
1375 }
1376
1377 const char *Platform::DefaultFont() {
1378     static char buf[128];
1379     strcpy(buf, wxNORMAL_FONT->GetFaceName().mbc_str());
1380     return buf;
1381 }
1382
1383 int Platform::DefaultFontSize() {
1384     return wxNORMAL_FONT->GetPointSize();
1385 }
1386
1387 unsigned int Platform::DoubleClickTime() {
1388     return 500;   // **** ::GetDoubleClickTime();
1389 }
1390
1391 bool Platform::MouseButtonBounce() {
1392     return false;
1393 }
1394
1395 bool Platform::IsKeyDown(int WXUNUSED(key)) {
1396     return false;  // I don't think we'll need this.
1397 }
1398
1399 long Platform::SendScintilla(WindowID w,
1400                              unsigned int msg,
1401                              unsigned long wParam,
1402                              long lParam) {
1403
1404     wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
1405     return stc->SendMsg(msg, wParam, lParam);
1406 }
1407
1408 long Platform::SendScintillaPointer(WindowID w,
1409                                     unsigned int msg,
1410                                     unsigned long wParam,
1411                                     void *lParam) {
1412
1413     wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
1414     return stc->SendMsg(msg, wParam, (long)lParam);
1415 }
1416
1417
1418 // These are utility functions not really tied to a platform
1419
1420 int Platform::Minimum(int a, int b) {
1421     if (a < b)
1422         return a;
1423     else
1424         return b;
1425 }
1426
1427 int Platform::Maximum(int a, int b) {
1428     if (a > b)
1429         return a;
1430     else
1431         return b;
1432 }
1433
1434 //#define TRACE
1435
1436 void Platform::DebugDisplay(const char *s) {
1437 #ifdef TRACE
1438     wxLogDebug(stc2wx(s));
1439 #else
1440     wxUnusedVar(s);
1441 #endif
1442 }
1443
1444 void Platform::DebugPrintf(const char *format, ...) {
1445 #ifdef TRACE
1446     char buffer[2000];
1447     va_list pArguments;
1448     va_start(pArguments, format);
1449     vsprintf(buffer,format,pArguments);
1450     va_end(pArguments);
1451     Platform::DebugDisplay(buffer);
1452 #else
1453     wxUnusedVar(format);
1454 #endif
1455 }
1456
1457
1458 static bool assertionPopUps = true;
1459
1460 bool Platform::ShowAssertionPopUps(bool assertionPopUps_) {
1461     bool ret = assertionPopUps;
1462     assertionPopUps = assertionPopUps_;
1463     return ret;
1464 }
1465
1466 void Platform::Assert(const char *c, const char *file, int line) {
1467 #ifdef TRACE
1468     char buffer[2000];
1469     sprintf(buffer, "Assertion [%s] failed at %s %d", c, file, line);
1470     if (assertionPopUps) {
1471         /*int idButton = */
1472         wxMessageBox(stc2wx(buffer),
1473                      wxT("Assertion failure"),
1474                      wxICON_HAND | wxOK);
1475     } else {
1476         strcat(buffer, "\r\n");
1477         Platform::DebugDisplay(buffer);
1478         abort();
1479     }
1480 #else
1481     wxUnusedVar(c);
1482     wxUnusedVar(file);
1483     wxUnusedVar(line);
1484 #endif
1485 }
1486
1487
1488 int Platform::Clamp(int val, int minVal, int maxVal) {
1489     if (val > maxVal)
1490         val = maxVal;
1491     if (val < minVal)
1492         val = minVal;
1493     return val;
1494 }
1495
1496
1497 bool Platform::IsDBCSLeadByte(int WXUNUSED(codePage), char WXUNUSED(ch)) {
1498     return false;
1499 }
1500
1501 int Platform::DBCSCharLength(int WXUNUSED(codePage), const char *WXUNUSED(s)) {
1502     return 1;
1503 }
1504
1505 int Platform::DBCSCharMaxLength() {
1506     return 1;
1507 }
1508
1509
1510 //----------------------------------------------------------------------
1511
1512 ElapsedTime::ElapsedTime() {
1513     wxLongLong localTime = wxGetLocalTimeMillis();
1514     littleBit = localTime.GetLo();
1515     bigBit = localTime.GetHi();
1516 }
1517
1518 double ElapsedTime::Duration(bool reset) {
1519     wxLongLong prevTime(bigBit, littleBit);
1520     wxLongLong localTime = wxGetLocalTimeMillis();
1521     if(reset) {
1522         littleBit = localTime.GetLo();
1523         bigBit = localTime.GetHi();
1524     }
1525     wxLongLong duration = localTime - prevTime;
1526     double result = duration.ToDouble();
1527     result /= 1000.0;
1528     return result;
1529 }
1530
1531
1532 //----------------------------------------------------------------------
1533
1534 #if wxUSE_UNICODE
1535
1536 #include "UniConversion.h"
1537
1538 // Convert using Scintilla's functions instead of wx's, Scintilla's are more
1539 // forgiving and won't assert...
1540
1541 wxString stc2wx(const char* str, size_t len)
1542 {
1543     if (!len)
1544         return wxEmptyString;
1545
1546     size_t wclen = UCS2Length(str, len);
1547     wxWCharBuffer buffer(wclen+1);
1548
1549     size_t actualLen = UCS2FromUTF8(str, len, buffer.data(), wclen+1);
1550     return wxString(buffer.data(), actualLen);
1551 }
1552
1553
1554
1555 wxString stc2wx(const char* str)
1556 {
1557     return stc2wx(str, strlen(str));
1558 }
1559
1560
1561 const wxWX2MBbuf wx2stc(const wxString& str)
1562 {
1563     const wchar_t* wcstr = str.c_str();
1564     size_t wclen         = str.length();
1565     size_t len           = UTF8Length(wcstr, wclen);
1566
1567     wxCharBuffer buffer(len+1);
1568     UTF8FromUCS2(wcstr, wclen, buffer.data(), len);
1569
1570     // TODO check NULL termination!!
1571
1572     return buffer;
1573 }
1574
1575 #endif
1576
1577 #endif // wxUSE_STC