src/stc/PlatWX.cpp

   1 // Scintilla source code edit control
   2 // PlatWX.cxx - implementation of platform facilities on wxWindows
   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
  12
  13 #include "Platform.h"
  14 #include "PlatWX.h"
  15 #include "wx/stc/stc.h"
  16
  17
  18 #ifdef __WXGTK__
  19 #include <gtk/gtk.h>
  20 #endif
  21
  22
  23 Point Point::FromLong(long lpoint) {
  24     return Point(lpoint & 0xFFFF, lpoint >> 16);
  25 }
  26
  27 wxRect wxRectFromPRectangle(PRectangle prc) {
  28     wxRect rc(prc.left, prc.top,
  29               prc.right-prc.left, prc.bottom-prc.top);
  30     return rc;
  31 }
  32
  33 PRectangle PRectangleFromwxRect(wxRect rc) {
  34     return PRectangle(rc.GetLeft(), rc.GetTop(),
  35                       rc.GetRight()+1, rc.GetBottom()+1);
  36 }
  37
  38 wxColour wxColourFromCA(const ColourAllocated& ca) {
  39     ColourDesired cd(ca.AsLong());
  40     return wxColour(cd.GetRed(), cd.GetGreen(), cd.GetBlue());
  41 }
  42
  43 //----------------------------------------------------------------------
  44
  45 Palette::Palette() {
  46     used = 0;
  47     allowRealization = false;
  48 }
  49
  50 Palette::~Palette() {
  51     Release();
  52 }
  53
  54 void Palette::Release() {
  55     used = 0;
  56 }
  57
  58 // This method either adds a colour to the list of wanted colours (want==true)
  59 // or retrieves the allocated colour back to the ColourPair.
  60 // This is one method to make it easier to keep the code for wanting and retrieving in sync.
  61 void Palette::WantFind(ColourPair &cp, bool want) {
  62     if (want) {
  63         for (int i=0; i < used; i++) {
  64             if (entries[i].desired == cp.desired)
  65                 return;
  66         }
  67
  68         if (used < numEntries) {
  69             entries[used].desired = cp.desired;
  70             entries[used].allocated.Set(cp.desired.AsLong());
  71             used++;
  72         }
  73     } else {
  74         for (int i=0; i < used; i++) {
  75             if (entries[i].desired == cp.desired) {
  76                 cp.allocated = entries[i].allocated;
  77                 return;
  78             }
  79         }
  80         cp.allocated.Set(cp.desired.AsLong());
  81     }
  82 }
  83
  84 void Palette::Allocate(Window &) {
  85     if (allowRealization) {
  86     }
  87 }
  88
  89
  90 //----------------------------------------------------------------------
  91
  92 Font::Font() {
  93     id = 0;
  94     ascent = 0;
  95 }
  96
  97 Font::~Font() {
  98 }
  99
 100 void Font::Create(const char *faceName, int characterSet, int size, bool bold, bool italic) {
 101     wxFontEncoding encoding;
 102
 103     Release();
 104
 105     switch (characterSet) {
 106         default:
 107         case wxSTC_CHARSET_ANSI:
 108         case wxSTC_CHARSET_DEFAULT:
 109             encoding = wxFONTENCODING_DEFAULT;
 110             break;
 111
 112         case wxSTC_CHARSET_BALTIC:
 113             encoding = wxFONTENCODING_ISO8859_13;
 114             break;
 115
 116         case wxSTC_CHARSET_CHINESEBIG5:
 117             encoding = wxFONTENCODING_CP950;
 118             break;
 119
 120         case wxSTC_CHARSET_EASTEUROPE:
 121             encoding = wxFONTENCODING_ISO8859_2;
 122             break;
 123
 124         case wxSTC_CHARSET_GB2312:
 125             encoding = wxFONTENCODING_CP936;
 126             break;
 127
 128         case wxSTC_CHARSET_GREEK:
 129             encoding = wxFONTENCODING_ISO8859_7;
 130             break;
 131
 132         case wxSTC_CHARSET_HANGUL:
 133             encoding = wxFONTENCODING_CP949;
 134             break;
 135
 136         case wxSTC_CHARSET_MAC:
 137             encoding = wxFONTENCODING_DEFAULT;
 138             break;
 139
 140         case wxSTC_CHARSET_OEM:
 141             encoding = wxFONTENCODING_DEFAULT;
 142             break;
 143
 144         case wxSTC_CHARSET_RUSSIAN:
 145             encoding = wxFONTENCODING_KOI8;
 146             break;
 147
 148         case wxSTC_CHARSET_SHIFTJIS:
 149             encoding = wxFONTENCODING_CP932;
 150             break;
 151
 152         case wxSTC_CHARSET_SYMBOL:
 153             encoding = wxFONTENCODING_DEFAULT;
 154             break;
 155
 156         case wxSTC_CHARSET_TURKISH:
 157             encoding = wxFONTENCODING_ISO8859_9;
 158             break;
 159
 160         case wxSTC_CHARSET_JOHAB:
 161             encoding = wxFONTENCODING_DEFAULT;
 162             break;
 163
 164         case wxSTC_CHARSET_HEBREW:
 165             encoding = wxFONTENCODING_ISO8859_8;
 166             break;
 167
 168         case wxSTC_CHARSET_ARABIC:
 169             encoding = wxFONTENCODING_ISO8859_6;
 170             break;
 171
 172         case wxSTC_CHARSET_VIETNAMESE:
 173             encoding = wxFONTENCODING_DEFAULT;
 174             break;
 175
 176         case wxSTC_CHARSET_THAI:
 177             encoding = wxFONTENCODING_ISO8859_11;
 178             break;
 179     }
 180
 181     wxFontEncodingArray ea = wxEncodingConverter::GetPlatformEquivalents(encoding);
 182     if (ea.GetCount())
 183         encoding = ea[0];
 184
 185     id = new wxFont(size,
 186                     wxDEFAULT,
 187                     italic ? wxITALIC :  wxNORMAL,
 188                     bold ? wxBOLD : wxNORMAL,
 189                     false,
 190                     wxString(faceName, wxConvUTF8),
 191                     encoding);
 192 }
 193
 194
 195 void Font::Release() {
 196     if (id)
 197         delete (wxFont*)id;
 198     id = 0;
 199 }
 200
 201 //----------------------------------------------------------------------
 202
 203 class SurfaceImpl : public Surface {
 204 private:
 205     wxDC*       hdc;
 206     bool        hdcOwned;
 207     wxBitmap*   bitmap;
 208     int         x;
 209     int         y;
 210     bool        unicodeMode;
 211
 212 public:
 213     SurfaceImpl();
 214     ~SurfaceImpl();
 215
 216     void Init();
 217     void Init(SurfaceID sid);
 218     void InitPixMap(int width, int height, Surface *surface_);
 219
 220     void Release();
 221     bool Initialised();
 222     void PenColour(ColourAllocated fore);
 223     int LogPixelsY();
 224     int DeviceHeightFont(int points);
 225     void MoveTo(int x_, int y_);
 226     void LineTo(int x_, int y_);
 227     void Polygon(Point *pts, int npts, ColourAllocated fore, ColourAllocated back);
 228     void RectangleDraw(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 229     void FillRectangle(PRectangle rc, ColourAllocated back);
 230     void FillRectangle(PRectangle rc, Surface &surfacePattern);
 231     void RoundedRectangle(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 232     void Ellipse(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 233     void Copy(PRectangle rc, Point from, Surface &surfaceSource);
 234
 235     void DrawTextNoClip(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore, ColourAllocated back);
 236     void DrawTextClipped(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore, ColourAllocated back);
 237     void MeasureWidths(Font &font_, const char *s, int len, int *positions);
 238     int WidthText(Font &font_, const char *s, int len);
 239     int WidthChar(Font &font_, char ch);
 240     int Ascent(Font &font_);
 241     int Descent(Font &font_);
 242     int InternalLeading(Font &font_);
 243     int ExternalLeading(Font &font_);
 244     int Height(Font &font_);
 245     int AverageCharWidth(Font &font_);
 246
 247     int SetPalette(Palette *pal, bool inBackGround);
 248     void SetClip(PRectangle rc);
 249     void FlushCachedState();
 250
 251     void SetUnicodeMode(bool unicodeMode_);
 252
 253     void BrushColour(ColourAllocated back);
 254     void SetFont(Font &font_);
 255 };
 256
 257
 258
 259 SurfaceImpl::SurfaceImpl() :
 260     hdc(0), hdcOwned(0), bitmap(0),
 261     x(0), y(0), unicodeMode(0)
 262 {}
 263
 264 SurfaceImpl::~SurfaceImpl() {
 265     Release();
 266 }
 267
 268 void SurfaceImpl::Release() {
 269     if (bitmap) {
 270         ((wxMemoryDC*)hdc)->SelectObject(wxNullBitmap);
 271         delete bitmap;
 272         bitmap = 0;
 273     }
 274     if (hdcOwned) {
 275         delete hdc;
 276         hdc = 0;
 277         hdcOwned = false;
 278     }
 279 }
 280
 281
 282 bool SurfaceImpl::Initialised() {
 283     return hdc != 0;
 284 }
 285
 286 void SurfaceImpl::Init() {
 287     Release();
 288     hdc = new wxMemoryDC();
 289     hdcOwned = true;
 290 }
 291
 292 void SurfaceImpl::Init(SurfaceID hdc_) {
 293     Release();
 294     hdc = (wxDC*)hdc_;
 295 }
 296
 297 void SurfaceImpl::InitPixMap(int width, int height, Surface *surface_) {
 298     Release();
 299     hdc = new wxMemoryDC();
 300     hdcOwned = true;
 301     if (width < 1) width = 1;
 302     if (height < 1) height = 1;
 303     bitmap = new wxBitmap(width, height);
 304     ((wxMemoryDC*)hdc)->SelectObject(*bitmap);
 305 }
 306
 307 void SurfaceImpl::PenColour(ColourAllocated fore) {
 308     hdc->SetPen(wxPen(wxColourFromCA(fore), 1, wxSOLID));
 309 }
 310
 311 void SurfaceImpl::BrushColour(ColourAllocated back) {
 312     hdc->SetBrush(wxBrush(wxColourFromCA(back), wxSOLID));
 313 }
 314
 315 void SurfaceImpl::SetFont(Font &font_) {
 316   if (font_.GetID()) {
 317       hdc->SetFont(*((wxFont*)font_.GetID()));
 318     }
 319 }
 320
 321 int SurfaceImpl::LogPixelsY() {
 322     return hdc->GetPPI().y;
 323 }
 324
 325 int SurfaceImpl::DeviceHeightFont(int points) {
 326     return points;
 327 }
 328
 329 void SurfaceImpl::MoveTo(int x_, int y_) {
 330     x = x_;
 331     y = y_;
 332 }
 333
 334 void SurfaceImpl::LineTo(int x_, int y_) {
 335     hdc->DrawLine(x,y, x_,y_);
 336     x = x_;
 337     y = y_;
 338 }
 339
 340 void SurfaceImpl::Polygon(Point *pts, int npts, ColourAllocated fore, ColourAllocated back) {
 341     PenColour(fore);
 342     BrushColour(back);
 343     hdc->DrawPolygon(npts, (wxPoint*)pts);
 344 }
 345
 346 void SurfaceImpl::RectangleDraw(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 347     PenColour(fore);
 348     BrushColour(back);
 349     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 350 }
 351
 352 void SurfaceImpl::FillRectangle(PRectangle rc, ColourAllocated back) {
 353     BrushColour(back);
 354     hdc->SetPen(*wxTRANSPARENT_PEN);
 355     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 356 }
 357
 358 void SurfaceImpl::FillRectangle(PRectangle rc, Surface &surfacePattern) {
 359     wxBrush br;
 360     if (((SurfaceImpl&)surfacePattern).bitmap)
 361         br = wxBrush(*((SurfaceImpl&)surfacePattern).bitmap);
 362     else    // Something is wrong so display in red
 363         br = wxBrush(*wxRED, wxSOLID);
 364     hdc->SetPen(*wxTRANSPARENT_PEN);
 365     hdc->SetBrush(br);
 366     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 367 }
 368
 369 void SurfaceImpl::RoundedRectangle(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 370     PenColour(fore);
 371     BrushColour(back);
 372     hdc->DrawRoundedRectangle(wxRectFromPRectangle(rc), 4);
 373 }
 374
 375 void SurfaceImpl::Ellipse(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 376     PenColour(fore);
 377     BrushColour(back);
 378     hdc->DrawEllipse(wxRectFromPRectangle(rc));
 379 }
 380
 381 void SurfaceImpl::Copy(PRectangle rc, Point from, Surface &surfaceSource) {
 382     wxRect r = wxRectFromPRectangle(rc);
 383     hdc->Blit(r.x, r.y, r.width, r.height,
 384               ((SurfaceImpl&)surfaceSource).hdc,
 385               from.x, from.y, wxCOPY);
 386 }
 387
 388 void SurfaceImpl::DrawTextNoClip(PRectangle rc, Font &font, int ybase,
 389                                  const char *s, int len,
 390                                  ColourAllocated fore, ColourAllocated back) {
 391     SetFont(font);
 392     hdc->SetTextForeground(wxColourFromCA(fore));
 393     hdc->SetTextBackground(wxColourFromCA(back));
 394     FillRectangle(rc, back);
 395
 396     // will convert from UTF-8 in unicode mode
 397     wxString str(s, wxConvUTF8, len);
 398
 399     // ybase is where the baseline should be, but wxWin uses the upper left
 400     // corner, so I need to calculate the real position for the text...
 401     hdc->DrawText(str, rc.left, ybase - font.ascent);
 402 }
 403
 404 void SurfaceImpl::DrawTextClipped(PRectangle rc, Font &font, int ybase,
 405                                   const char *s, int len,
 406                                   ColourAllocated fore, ColourAllocated back) {
 407     SetFont(font);
 408     hdc->SetTextForeground(wxColourFromCA(fore));
 409     hdc->SetTextBackground(wxColourFromCA(back));
 410     FillRectangle(rc, back);
 411     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 412
 413     // will convert from UTF-8 in unicode mode
 414     wxString str(s, wxConvUTF8, len);
 415
 416     // see comments above
 417     hdc->DrawText(str, rc.left, ybase - font.ascent);
 418     hdc->DestroyClippingRegion();
 419 }
 420
 421 int SurfaceImpl::WidthText(Font &font, const char *s, int len) {
 422     SetFont(font);
 423     int w;
 424     int h;
 425
 426     // will convert from UTF-8 in unicode mode
 427     wxString str(s, wxConvUTF8, len);
 428
 429     hdc->GetTextExtent(str, &w, &h);
 430     return w;
 431 }
 432
 433
 434 void SurfaceImpl::MeasureWidths(Font &font, const char *s, int len, int *positions) {
 435     // will convert from UTF-8 in unicode mode
 436     wxString str(s, wxConvUTF8, len);
 437     SetFont(font);
 438
 439     // Calculate the position of each character based on the widths of
 440     // the previous characters
 441     int* tpos = new int[len];
 442     int totalWidth = 0;
 443     size_t i;
 444     for (i=0; i<str.Length(); i++) {
 445         int w, h;
 446         hdc->GetTextExtent(str[i], &w, &h);
 447         totalWidth += w;
 448         tpos[i] = totalWidth;
 449     }
 450
 451 #if wxUSE_UNICODE
 452     // Map the widths for UCS-2 characters back to the UTF-8 input string
 453     i = 0;
 454     size_t ui = 0;
 455     while (i < len) {
 456         unsigned char uch = (unsigned char)s[i];
 457         positions[i++] = tpos[ui];
 458         if (uch >= 0x80) {
 459             if (uch < (0x80 + 0x40 + 0x20)) {
 460                 positions[i++] = tpos[ui];
 461             } else {
 462                 positions[i++] = tpos[ui];
 463                 positions[i++] = tpos[ui];
 464             }
 465         }
 466         ui++;
 467     }
 468 #else
 469
 470     // If not unicode then just use the widths we have
 471     memcpy(positions, tpos, len * sizeof(*tpos));
 472 #endif
 473
 474     delete [] tpos;
 475 }
 476
 477
 478 int SurfaceImpl::WidthChar(Font &font, char ch) {
 479     SetFont(font);
 480     int w;
 481     int h;
 482     char s[2] = { ch, 0 };
 483
 484     // will convert from UTF-8 in unicode mode
 485     wxString str(s, wxConvUTF8, 1);
 486     hdc->GetTextExtent(str, &w, &h);
 487     return w;
 488 }
 489
 490 #define EXTENT_TEST wxT(" `~!@#$%^&*()-_=+\\|[]{};:\"\'<,>.?/1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
 491
 492 int SurfaceImpl::Ascent(Font &font) {
 493     SetFont(font);
 494     int w, h, d, e;
 495     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 496     font.ascent = h - d;
 497     return font.ascent;
 498 }
 499
 500 int SurfaceImpl::Descent(Font &font) {
 501     SetFont(font);
 502     int w, h, d, e;
 503     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 504     return d;
 505 }
 506
 507 int SurfaceImpl::InternalLeading(Font &font) {
 508     return 0;
 509 }
 510
 511 int SurfaceImpl::ExternalLeading(Font &font) {
 512     SetFont(font);
 513     int w, h, d, e;
 514     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 515     return e;
 516 }
 517
 518 int SurfaceImpl::Height(Font &font) {
 519     SetFont(font);
 520     return hdc->GetCharHeight();
 521 }
 522
 523 int SurfaceImpl::AverageCharWidth(Font &font) {
 524     SetFont(font);
 525     return hdc->GetCharWidth();
 526 }
 527
 528 int SurfaceImpl::SetPalette(Palette *pal, bool inBackGround) {
 529     return 0;
 530 }
 531
 532 void SurfaceImpl::SetClip(PRectangle rc) {
 533     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 534 }
 535
 536 void SurfaceImpl::FlushCachedState() {
 537 }
 538
 539 void SurfaceImpl::SetUnicodeMode(bool unicodeMode_) {
 540     unicodeMode=unicodeMode_;
 541 #if wxUSE_UNICODE
 542     wxASSERT_MSG(unicodeMode == wxUSE_UNICODE,
 543                  wxT("Only unicode may be used when wxUSE_UNICODE is on."));
 544 #else
 545     wxASSERT_MSG(unicodeMode == wxUSE_UNICODE,
 546                  wxT("Only non-unicode may be used when wxUSE_UNICODE is off."));
 547 #endif
 548 }
 549
 550 Surface *Surface::Allocate() {
 551     return new SurfaceImpl;
 552 }
 553
 554
 555 //----------------------------------------------------------------------
 556
 557
 558 inline wxWindow* GETWIN(WindowID id) { return (wxWindow*)id; }
 559
 560 Window::~Window() {
 561 }
 562
 563 void Window::Destroy() {
 564     if (id)
 565         GETWIN(id)->Destroy();
 566     id = 0;
 567 }
 568
 569 bool Window::HasFocus() {
 570     return wxWindow::FindFocus() == GETWIN(id);
 571 }
 572
 573 PRectangle Window::GetPosition() {
 574     wxRect rc(GETWIN(id)->GetPosition(), GETWIN(id)->GetSize());
 575     return PRectangleFromwxRect(rc);
 576 }
 577
 578 void Window::SetPosition(PRectangle rc) {
 579     wxRect r = wxRectFromPRectangle(rc);
 580     GETWIN(id)->SetSize(r);
 581 }
 582
 583 void Window::SetPositionRelative(PRectangle rc, Window) {
 584     SetPosition(rc);  // ????
 585 }
 586
 587 PRectangle Window::GetClientPosition() {
 588     wxSize sz = GETWIN(id)->GetClientSize();
 589     return  PRectangle(0, 0, sz.x, sz.y);
 590 }
 591
 592 void Window::Show(bool show) {
 593     GETWIN(id)->Show(show);
 594 }
 595
 596 void Window::InvalidateAll() {
 597     GETWIN(id)->Refresh(false);
 598     wxWakeUpIdle();
 599 }
 600
 601 void Window::InvalidateRectangle(PRectangle rc) {
 602     wxRect r = wxRectFromPRectangle(rc);
 603     GETWIN(id)->Refresh(false, &r);
 604     wxWakeUpIdle();
 605 }
 606
 607 void Window::SetFont(Font &font) {
 608     GETWIN(id)->SetFont(*((wxFont*)font.GetID()));
 609 }
 610
 611 void Window::SetCursor(Cursor curs) {
 612     int cursorId;
 613
 614     switch (curs) {
 615     case cursorText:
 616         cursorId = wxCURSOR_IBEAM;
 617         break;
 618     case cursorArrow:
 619         cursorId = wxCURSOR_ARROW;
 620         break;
 621     case cursorUp:
 622         cursorId = wxCURSOR_ARROW; // ** no up arrow...  wxCURSOR_UPARROW;
 623         break;
 624     case cursorWait:
 625         cursorId = wxCURSOR_WAIT;
 626         break;
 627     case cursorHoriz:
 628         cursorId = wxCURSOR_SIZEWE;
 629         break;
 630     case cursorVert:
 631         cursorId = wxCURSOR_SIZENS;
 632         break;
 633     case cursorReverseArrow:
 634         cursorId = wxCURSOR_RIGHT_ARROW;
 635         break;
 636     default:
 637         cursorId = wxCURSOR_ARROW;
 638         break;
 639     }
 640
 641     GETWIN(id)->SetCursor(wxCursor(cursorId));
 642 }
 643
 644
 645 void Window::SetTitle(const char *s) {
 646     // will convert from UTF-8 in unicode mode
 647     wxString str(s, wxConvUTF8);
 648     GETWIN(id)->SetTitle(str);
 649 }
 650
 651
 652 //----------------------------------------------------------------------
 653 // Helper classes for ListBox
 654
 655 // A wxListBox that gives focus back to its parent if it gets it.
 656 class wxSTCListBox : public wxListBox {
 657 public:
 658     wxSTCListBox(wxWindow* parent, wxWindowID id)
 659         : wxListBox(parent, id, wxDefaultPosition, wxDefaultSize,
 660                     0, NULL, wxLB_SINGLE | wxSIMPLE_BORDER)
 661         {}
 662
 663     void OnFocus(wxFocusEvent& event) {
 664         GetParent()->SetFocus();
 665         event.Skip();
 666     }
 667
 668 private:
 669     DECLARE_EVENT_TABLE()
 670 };
 671
 672 BEGIN_EVENT_TABLE(wxSTCListBox, wxListBox)
 673     EVT_SET_FOCUS(wxSTCListBox::OnFocus)
 674 END_EVENT_TABLE()
 675
 676
 677
 678 // A window to place the listbox upon.  If wxPopupWindow is supported then
 679 // that will be used so the listbox can extend beyond the client area of the
 680 // wxSTC if needed.
 681
 682 #if wxUSE_POPUPWIN
 683 #include <wx/popupwin.h>
 684 #define wxSTCListBoxWinBase wxPopupWindow
 685 #define param2  wxBORDER_NONE  // popup's 2nd param is flags
 686 #else
 687 #define wxSTCListBoxWinBase wxWindow
 688 #define param2 -1 // wxWindows 2nd param is ID
 689 #endif
 690
 691 class wxSTCListBoxWin : public wxSTCListBoxWinBase {
 692 public:
 693     wxSTCListBoxWin(wxWindow* parent, wxWindowID id)
 694         : wxSTCListBoxWinBase(parent, param2) {
 695         lb = new wxSTCListBox(this, id);
 696     }
 697
 698     void OnSize(wxSizeEvent& event) {
 699         lb->SetSize(GetSize());
 700     }
 701     void OnFocus(wxFocusEvent& event) {
 702         GetParent()->SetFocus();
 703         event.Skip();
 704     }
 705
 706     wxListBox* GetLB() { return lb; }
 707
 708 #if wxUSE_POPUPWIN
 709     virtual void DoSetSize(int x, int y,
 710                            int width, int height,
 711                            int sizeFlags = wxSIZE_AUTO) {
 712         if (x != -1)
 713             GetParent()->ClientToScreen(&x, NULL);
 714         if (y != -1)
 715             GetParent()->ClientToScreen(NULL, &y);
 716         wxSTCListBoxWinBase::DoSetSize(x, y, width, height, sizeFlags);
 717     }
 718 #endif
 719
 720 private:
 721     wxSTCListBox* lb;
 722     DECLARE_EVENT_TABLE()
 723 };
 724
 725 BEGIN_EVENT_TABLE(wxSTCListBoxWin, wxSTCListBoxWinBase)
 726     EVT_SIZE       (wxSTCListBoxWin::OnSize)
 727     EVT_SET_FOCUS  (wxSTCListBoxWin::OnFocus)
 728 END_EVENT_TABLE()
 729
 730
 731 inline wxListBox* GETLB(WindowID win) {
 732     return (((wxSTCListBoxWin*)win)->GetLB());
 733 }
 734
 735 //----------------------------------------------------------------------
 736
 737 ListBox::ListBox() {
 738 }
 739
 740 ListBox::~ListBox() {
 741 }
 742
 743 void ListBox::Create(Window &parent, int ctrlID) {
 744     id = new wxSTCListBoxWin(GETWIN(parent.GetID()), ctrlID);
 745 }
 746
 747 void ListBox::SetVisibleRows(int rows) {
 748     desiredVisibleRows = rows;
 749 }
 750
 751 PRectangle ListBox::GetDesiredRect() {
 752     wxSize sz = GETLB(id)->GetBestSize();
 753     PRectangle rc;
 754     rc.top = 0;
 755     rc.left = 0;
 756     if (sz.x > 400)
 757         sz.x = 400;
 758     if (sz.y > 160)  // TODO:  Use desiredVisibleRows??
 759         sz.y = 160;
 760     rc.right = sz.x;
 761     rc.bottom = sz.y;
 762     return rc;
 763 }
 764
 765 void ListBox::SetAverageCharWidth(int width) {
 766     aveCharWidth = width;
 767 }
 768
 769 void ListBox::SetFont(Font &font) {
 770     GETLB(id)->SetFont(*((wxFont*)font.GetID()));
 771 }
 772
 773 void ListBox::Clear() {
 774     GETLB(id)->Clear();
 775 }
 776
 777 void ListBox::Append(char *s) {
 778     GETLB(id)->Append(s);
 779 }
 780
 781 int ListBox::Length() {
 782     return GETLB(id)->GetCount();
 783 }
 784
 785 void ListBox::Select(int n) {
 786     GETLB(id)->SetSelection(n);
 787 #ifdef __WXGTK__
 788     if (n > 4)
 789         n = n - 4;
 790     else
 791         n = 1;
 792     GETLB(id)->SetFirstItem(n);
 793 #endif
 794 }
 795
 796 int ListBox::GetSelection() {
 797     return GETLB(id)->GetSelection();
 798 }
 799
 800 int ListBox::Find(const char *prefix) {
 801     // No longer used
 802     return -1;
 803 }
 804
 805 void ListBox::GetValue(int n, char *value, int len) {
 806     wxString text = GETLB(id)->GetString(n);
 807     strncpy(value, text.mb_str(wxConvUTF8), len);
 808     value[len-1] = '\0';
 809 }
 810
 811 void ListBox::Sort() {
 812 }
 813
 814 //----------------------------------------------------------------------
 815
 816 Menu::Menu() : id(0) {
 817 }
 818
 819 void Menu::CreatePopUp() {
 820     Destroy();
 821     id = new wxMenu();
 822 }
 823
 824 void Menu::Destroy() {
 825     if (id)
 826         delete (wxMenu*)id;
 827     id = 0;
 828 }
 829
 830 void Menu::Show(Point pt, Window &w) {
 831     GETWIN(w.GetID())->PopupMenu((wxMenu*)id, pt.x - 4, pt.y);
 832     Destroy();
 833 }
 834
 835 //----------------------------------------------------------------------
 836
 837 ColourDesired Platform::Chrome() {
 838     wxColour c;
 839     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
 840     return ColourDesired(c.Red(), c.Green(), c.Blue());
 841 }
 842
 843 ColourDesired Platform::ChromeHighlight() {
 844     wxColour c;
 845     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DHIGHLIGHT);
 846     return ColourDesired(c.Red(), c.Green(), c.Blue());
 847 }
 848
 849 const char *Platform::DefaultFont() {
 850     static char buf[128];
 851     strcpy(buf, wxNORMAL_FONT->GetFaceName().mbc_str());
 852     return buf;
 853 }
 854
 855 int Platform::DefaultFontSize() {
 856     return 8;
 857 }
 858
 859 unsigned int Platform::DoubleClickTime() {
 860     return 500;   // **** ::GetDoubleClickTime();
 861 }
 862
 863 void Platform::DebugDisplay(const char *s) {
 864     wxLogDebug(wxString(s, *wxConvCurrent));
 865 }
 866
 867 bool Platform::IsKeyDown(int key) {
 868     return false;  // I don't think we'll need this.
 869 }
 870
 871 long Platform::SendScintilla(WindowID w,
 872                              unsigned int msg,
 873                              unsigned long wParam,
 874                              long lParam) {
 875
 876     wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
 877     return stc->SendMsg(msg, wParam, lParam);
 878 }
 879
 880
 881 // These are utility functions not really tied to a platform
 882
 883 int Platform::Minimum(int a, int b) {
 884     if (a < b)
 885         return a;
 886     else
 887         return b;
 888 }
 889
 890 int Platform::Maximum(int a, int b) {
 891     if (a > b)
 892         return a;
 893     else
 894         return b;
 895 }
 896
 897 #define TRACE
 898
 899 void Platform::DebugPrintf(const char *format, ...) {
 900 #ifdef TRACE
 901     char buffer[2000];
 902     va_list pArguments;
 903     va_start(pArguments, format);
 904     vsprintf(buffer,format,pArguments);
 905     va_end(pArguments);
 906     Platform::DebugDisplay(buffer);
 907 #endif
 908 }
 909
 910
 911 static bool assertionPopUps = true;
 912
 913 bool Platform::ShowAssertionPopUps(bool assertionPopUps_) {
 914         bool ret = assertionPopUps;
 915         assertionPopUps = assertionPopUps_;
 916         return ret;
 917 }
 918
 919 void Platform::Assert(const char *c, const char *file, int line) {
 920         char buffer[2000];
 921         sprintf(buffer, "Assertion [%s] failed at %s %d", c, file, line);
 922         if (assertionPopUps) {
 923                 int idButton = wxMessageBox(wxString(buffer, *wxConvCurrent),
 924                                             wxT("Assertion failure"),
 925                                             wxICON_HAND | wxOK);
 926 //              if (idButton == IDRETRY) {
 927 //                      ::DebugBreak();
 928 //              } else if (idButton == IDIGNORE) {
 929 //                      // all OK
 930 //              } else {
 931 //                      abort();
 932 //              }
 933         } else {
 934                 strcat(buffer, "\r\n");
 935                 Platform::DebugDisplay(buffer);
 936                 abort();
 937         }
 938 }
 939
 940
 941 int Platform::Clamp(int val, int minVal, int maxVal) {
 942     if (val > maxVal)
 943         val = maxVal;
 944     if (val < minVal)
 945         val = minVal;
 946     return val;
 947 }
 948
 949
 950 bool Platform::IsDBCSLeadByte(int codePage, char ch) {
 951     return false;
 952 }
 953
 954
 955
 956 //----------------------------------------------------------------------
 957
 958 ElapsedTime::ElapsedTime() {
 959     wxStartTimer();
 960 }
 961
 962 double ElapsedTime::Duration(bool reset) {
 963     double result = wxGetElapsedTime(reset);
 964     result /= 1000.0;
 965     return result;
 966 }
 967
 968
 969 //----------------------------------------------------------------------
 970
 971
 972
 973