contrib/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                     stc2wx(faceName),
 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     // ybase is where the baseline should be, but wxWin uses the upper left
 397     // corner, so I need to calculate the real position for the text...
 398     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 399 }
 400
 401 void SurfaceImpl::DrawTextClipped(PRectangle rc, Font &font, int ybase,
 402                                   const char *s, int len,
 403                                   ColourAllocated fore, ColourAllocated back) {
 404     SetFont(font);
 405     hdc->SetTextForeground(wxColourFromCA(fore));
 406     hdc->SetTextBackground(wxColourFromCA(back));
 407     FillRectangle(rc, back);
 408     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 409
 410     // see comments above
 411     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 412     hdc->DestroyClippingRegion();
 413 }
 414
 415 int SurfaceImpl::WidthText(Font &font, const char *s, int len) {
 416     SetFont(font);
 417     int w;
 418     int h;
 419
 420     hdc->GetTextExtent(stc2wx(s, len), &w, &h);
 421     return w;
 422 }
 423
 424
 425 void SurfaceImpl::MeasureWidths(Font &font, const char *s, int len, int *positions) {
 426     wxString str = stc2wx(s, len);
 427     SetFont(font);
 428
 429     // Calculate the position of each character based on the widths of
 430     // the previous characters
 431     int* tpos = new int[len];
 432     int totalWidth = 0;
 433     size_t i;
 434     for (i=0; i<str.Length(); i++) {
 435         int w, h;
 436         hdc->GetTextExtent(str[i], &w, &h);
 437         totalWidth += w;
 438         tpos[i] = totalWidth;
 439     }
 440
 441 #if wxUSE_UNICODE
 442     // Map the widths for UCS-2 characters back to the UTF-8 input string
 443     i = 0;
 444     size_t ui = 0;
 445     while (i < len) {
 446         unsigned char uch = (unsigned char)s[i];
 447         positions[i++] = tpos[ui];
 448         if (uch >= 0x80) {
 449             if (uch < (0x80 + 0x40 + 0x20)) {
 450                 positions[i++] = tpos[ui];
 451             } else {
 452                 positions[i++] = tpos[ui];
 453                 positions[i++] = tpos[ui];
 454             }
 455         }
 456         ui++;
 457     }
 458 #else
 459
 460     // If not unicode then just use the widths we have
 461     memcpy(positions, tpos, len * sizeof(*tpos));
 462 #endif
 463
 464     delete [] tpos;
 465 }
 466
 467
 468 int SurfaceImpl::WidthChar(Font &font, char ch) {
 469     SetFont(font);
 470     int w;
 471     int h;
 472     char s[2] = { ch, 0 };
 473
 474     hdc->GetTextExtent(stc2wx(s, 1), &w, &h);
 475     return w;
 476 }
 477
 478 #define EXTENT_TEST wxT(" `~!@#$%^&*()-_=+\\|[]{};:\"\'<,>.?/1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
 479
 480 int SurfaceImpl::Ascent(Font &font) {
 481     SetFont(font);
 482     int w, h, d, e;
 483     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 484     font.ascent = h - d;
 485     return font.ascent;
 486 }
 487
 488 int SurfaceImpl::Descent(Font &font) {
 489     SetFont(font);
 490     int w, h, d, e;
 491     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 492     return d;
 493 }
 494
 495 int SurfaceImpl::InternalLeading(Font &font) {
 496     return 0;
 497 }
 498
 499 int SurfaceImpl::ExternalLeading(Font &font) {
 500     SetFont(font);
 501     int w, h, d, e;
 502     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 503     return e;
 504 }
 505
 506 int SurfaceImpl::Height(Font &font) {
 507     SetFont(font);
 508     return hdc->GetCharHeight();
 509 }
 510
 511 int SurfaceImpl::AverageCharWidth(Font &font) {
 512     SetFont(font);
 513     return hdc->GetCharWidth();
 514 }
 515
 516 int SurfaceImpl::SetPalette(Palette *pal, bool inBackGround) {
 517     return 0;
 518 }
 519
 520 void SurfaceImpl::SetClip(PRectangle rc) {
 521     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 522 }
 523
 524 void SurfaceImpl::FlushCachedState() {
 525 }
 526
 527 void SurfaceImpl::SetUnicodeMode(bool unicodeMode_) {
 528     unicodeMode=unicodeMode_;
 529 #if wxUSE_UNICODE
 530     wxASSERT_MSG(unicodeMode == wxUSE_UNICODE,
 531                  wxT("Only unicode may be used when wxUSE_UNICODE is on."));
 532 #else
 533     wxASSERT_MSG(unicodeMode == wxUSE_UNICODE,
 534                  wxT("Only non-unicode may be used when wxUSE_UNICODE is off."));
 535 #endif
 536 }
 537
 538 Surface *Surface::Allocate() {
 539     return new SurfaceImpl;
 540 }
 541
 542
 543 //----------------------------------------------------------------------
 544
 545
 546 inline wxWindow* GETWIN(WindowID id) { return (wxWindow*)id; }
 547
 548 Window::~Window() {
 549 }
 550
 551 void Window::Destroy() {
 552     if (id)
 553         GETWIN(id)->Destroy();
 554     id = 0;
 555 }
 556
 557 bool Window::HasFocus() {
 558     return wxWindow::FindFocus() == GETWIN(id);
 559 }
 560
 561 PRectangle Window::GetPosition() {
 562     wxRect rc(GETWIN(id)->GetPosition(), GETWIN(id)->GetSize());
 563     return PRectangleFromwxRect(rc);
 564 }
 565
 566 void Window::SetPosition(PRectangle rc) {
 567     wxRect r = wxRectFromPRectangle(rc);
 568     GETWIN(id)->SetSize(r);
 569 }
 570
 571 void Window::SetPositionRelative(PRectangle rc, Window) {
 572     SetPosition(rc);  // ????
 573 }
 574
 575 PRectangle Window::GetClientPosition() {
 576     wxSize sz = GETWIN(id)->GetClientSize();
 577     return  PRectangle(0, 0, sz.x, sz.y);
 578 }
 579
 580 void Window::Show(bool show) {
 581     GETWIN(id)->Show(show);
 582 }
 583
 584 void Window::InvalidateAll() {
 585     GETWIN(id)->Refresh(false);
 586     wxWakeUpIdle();
 587 }
 588
 589 void Window::InvalidateRectangle(PRectangle rc) {
 590     wxRect r = wxRectFromPRectangle(rc);
 591     GETWIN(id)->Refresh(false, &r);
 592     wxWakeUpIdle();
 593 }
 594
 595 void Window::SetFont(Font &font) {
 596     GETWIN(id)->SetFont(*((wxFont*)font.GetID()));
 597 }
 598
 599 void Window::SetCursor(Cursor curs) {
 600     int cursorId;
 601
 602     switch (curs) {
 603     case cursorText:
 604         cursorId = wxCURSOR_IBEAM;
 605         break;
 606     case cursorArrow:
 607         cursorId = wxCURSOR_ARROW;
 608         break;
 609     case cursorUp:
 610         cursorId = wxCURSOR_ARROW; // ** no up arrow...  wxCURSOR_UPARROW;
 611         break;
 612     case cursorWait:
 613         cursorId = wxCURSOR_WAIT;
 614         break;
 615     case cursorHoriz:
 616         cursorId = wxCURSOR_SIZEWE;
 617         break;
 618     case cursorVert:
 619         cursorId = wxCURSOR_SIZENS;
 620         break;
 621     case cursorReverseArrow:
 622         cursorId = wxCURSOR_RIGHT_ARROW;
 623         break;
 624     default:
 625         cursorId = wxCURSOR_ARROW;
 626         break;
 627     }
 628
 629     GETWIN(id)->SetCursor(wxCursor(cursorId));
 630 }
 631
 632
 633 void Window::SetTitle(const char *s) {
 634     GETWIN(id)->SetTitle(stc2wx(s));
 635 }
 636
 637
 638 //----------------------------------------------------------------------
 639 // Helper classes for ListBox
 640
 641
 642 // #undef  wxSTC_USE_POPUP
 643 // #define wxSTC_USE_POPUP 0
 644
 645
 646 // A wxListBox that gives focus back to its parent if it gets it.
 647 class wxSTCListBox : public wxListBox {
 648 public:
 649     wxSTCListBox(wxWindow* parent, wxWindowID id)
 650         : wxListBox(parent, id, wxDefaultPosition, wxDefaultSize,
 651                     0, NULL, wxLB_SINGLE | wxSIMPLE_BORDER)
 652         {}
 653
 654     void OnKeyDown(wxKeyEvent& event) {
 655         // Give the key events to the STC.  It will then update
 656         // the listbox as needed.
 657         GetGrandParent()->GetEventHandler()->ProcessEvent(event);
 658     }
 659
 660 private:
 661     DECLARE_EVENT_TABLE()
 662 };
 663
 664 BEGIN_EVENT_TABLE(wxSTCListBox, wxListBox)
 665     EVT_KEY_DOWN(wxSTCListBox::OnKeyDown)
 666     EVT_CHAR(wxSTCListBox::OnKeyDown)
 667 END_EVENT_TABLE()
 668
 669
 670
 671 // A window to place the listbox upon.  If wxPopupWindow is supported then
 672 // that will be used so the listbox can extend beyond the client area of the
 673 // wxSTC if needed.
 674 #if wxUSE_POPUPWIN && wxSTC_USE_POPUP
 675 #include <wx/popupwin.h>
 676 #define wxSTCListBoxWinBase wxPopupWindow
 677 #define param2  wxBORDER_NONE  // popup's 2nd param is flags
 678 #else
 679 #define wxSTCListBoxWinBase wxWindow
 680 #define param2 -1 // wxWindow's 2nd param is ID
 681 #endif
 682
 683 class wxSTCListBoxWin : public wxSTCListBoxWinBase {
 684 public:
 685     wxSTCListBoxWin(wxWindow* parent, wxWindowID id)
 686         : wxSTCListBoxWinBase(parent, param2) {
 687         lb = new wxSTCListBox(this, id);
 688         lb->SetCursor(wxCursor(wxCURSOR_ARROW));
 689         lb->SetFocus();
 690     }
 691
 692     void OnSize(wxSizeEvent& event) {
 693         lb->SetSize(GetSize());
 694     }
 695
 696     wxListBox* GetLB() { return lb; }
 697
 698 #if wxUSE_POPUPWIN && wxSTC_USE_POPUP
 699     virtual void DoSetSize(int x, int y,
 700                            int width, int height,
 701                            int sizeFlags = wxSIZE_AUTO) {
 702         if (x != -1)
 703             GetParent()->ClientToScreen(&x, NULL);
 704         if (y != -1)
 705             GetParent()->ClientToScreen(NULL, &y);
 706         wxSTCListBoxWinBase::DoSetSize(x, y, width, height, sizeFlags);
 707     }
 708 #endif
 709
 710 private:
 711     wxSTCListBox* lb;
 712     DECLARE_EVENT_TABLE()
 713 };
 714
 715 BEGIN_EVENT_TABLE(wxSTCListBoxWin, wxSTCListBoxWinBase)
 716     EVT_SIZE(wxSTCListBoxWin::OnSize)
 717 END_EVENT_TABLE()
 718
 719
 720 inline wxListBox* GETLB(WindowID win) {
 721     return (((wxSTCListBoxWin*)win)->GetLB());
 722 }
 723
 724 //----------------------------------------------------------------------
 725
 726 ListBox::ListBox() {
 727 }
 728
 729 ListBox::~ListBox() {
 730 }
 731
 732 void ListBox::Create(Window &parent, int ctrlID) {
 733     id = new wxSTCListBoxWin(GETWIN(parent.GetID()), ctrlID);
 734 }
 735
 736 void ListBox::SetVisibleRows(int rows) {
 737     desiredVisibleRows = rows;
 738 }
 739
 740 PRectangle ListBox::GetDesiredRect() {
 741     wxSize sz = GETLB(id)->GetBestSize();
 742     PRectangle rc;
 743     rc.top = 0;
 744     rc.left = 0;
 745     if (sz.x > 400)
 746         sz.x = 400;
 747     if (sz.y > 140)  // TODO:  Use desiredVisibleRows??
 748         sz.y = 140;
 749     rc.right = sz.x;
 750     rc.bottom = sz.y;
 751     return rc;
 752 }
 753
 754 void ListBox::SetAverageCharWidth(int width) {
 755     aveCharWidth = width;
 756 }
 757
 758 void ListBox::SetFont(Font &font) {
 759     GETLB(id)->SetFont(*((wxFont*)font.GetID()));
 760 }
 761
 762 void ListBox::Clear() {
 763     GETLB(id)->Clear();
 764 }
 765
 766 void ListBox::Append(char *s) {
 767     GETLB(id)->Append(s);
 768 }
 769
 770 int ListBox::Length() {
 771     return GETLB(id)->GetCount();
 772 }
 773
 774 void ListBox::Select(int n) {
 775     GETLB(id)->SetSelection(n);
 776 #ifdef __WXGTK__
 777     if (n > 4)
 778         n = n - 4;
 779     else
 780         n = 1;
 781     GETLB(id)->SetFirstItem(n);
 782 #endif
 783 }
 784
 785 int ListBox::GetSelection() {
 786     return GETLB(id)->GetSelection();
 787 }
 788
 789 int ListBox::Find(const char *prefix) {
 790     // No longer used
 791     return -1;
 792 }
 793
 794 void ListBox::GetValue(int n, char *value, int len) {
 795     wxString text = GETLB(id)->GetString(n);
 796     strncpy(value, wx2stc(text), len);
 797     value[len-1] = '\0';
 798 }
 799
 800 void ListBox::Sort() {
 801 }
 802
 803 //----------------------------------------------------------------------
 804
 805 Menu::Menu() : id(0) {
 806 }
 807
 808 void Menu::CreatePopUp() {
 809     Destroy();
 810     id = new wxMenu();
 811 }
 812
 813 void Menu::Destroy() {
 814     if (id)
 815         delete (wxMenu*)id;
 816     id = 0;
 817 }
 818
 819 void Menu::Show(Point pt, Window &w) {
 820     GETWIN(w.GetID())->PopupMenu((wxMenu*)id, pt.x - 4, pt.y);
 821     Destroy();
 822 }
 823
 824 //----------------------------------------------------------------------
 825
 826 ColourDesired Platform::Chrome() {
 827     wxColour c;
 828     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
 829     return ColourDesired(c.Red(), c.Green(), c.Blue());
 830 }
 831
 832 ColourDesired Platform::ChromeHighlight() {
 833     wxColour c;
 834     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DHIGHLIGHT);
 835     return ColourDesired(c.Red(), c.Green(), c.Blue());
 836 }
 837
 838 const char *Platform::DefaultFont() {
 839     static char buf[128];
 840     strcpy(buf, wxNORMAL_FONT->GetFaceName().mbc_str());
 841     return buf;
 842 }
 843
 844 int Platform::DefaultFontSize() {
 845     return 8;
 846 }
 847
 848 unsigned int Platform::DoubleClickTime() {
 849     return 500;   // **** ::GetDoubleClickTime();
 850 }
 851
 852 void Platform::DebugDisplay(const char *s) {
 853     wxLogDebug(stc2wx(s));
 854 }
 855
 856 bool Platform::IsKeyDown(int key) {
 857     return false;  // I don't think we'll need this.
 858 }
 859
 860 long Platform::SendScintilla(WindowID w,
 861                              unsigned int msg,
 862                              unsigned long wParam,
 863                              long lParam) {
 864
 865     wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
 866     return stc->SendMsg(msg, wParam, lParam);
 867 }
 868
 869
 870 // These are utility functions not really tied to a platform
 871
 872 int Platform::Minimum(int a, int b) {
 873     if (a < b)
 874         return a;
 875     else
 876         return b;
 877 }
 878
 879 int Platform::Maximum(int a, int b) {
 880     if (a > b)
 881         return a;
 882     else
 883         return b;
 884 }
 885
 886 #define TRACE
 887
 888 void Platform::DebugPrintf(const char *format, ...) {
 889 #ifdef TRACE
 890     char buffer[2000];
 891     va_list pArguments;
 892     va_start(pArguments, format);
 893     vsprintf(buffer,format,pArguments);
 894     va_end(pArguments);
 895     Platform::DebugDisplay(buffer);
 896 #endif
 897 }
 898
 899
 900 static bool assertionPopUps = true;
 901
 902 bool Platform::ShowAssertionPopUps(bool assertionPopUps_) {
 903         bool ret = assertionPopUps;
 904         assertionPopUps = assertionPopUps_;
 905         return ret;
 906 }
 907
 908 void Platform::Assert(const char *c, const char *file, int line) {
 909         char buffer[2000];
 910         sprintf(buffer, "Assertion [%s] failed at %s %d", c, file, line);
 911         if (assertionPopUps) {
 912             /*int idButton = */
 913             wxMessageBox(stc2wx(buffer),
 914                          wxT("Assertion failure"),
 915                          wxICON_HAND | wxOK);
 916 //              if (idButton == IDRETRY) {
 917 //                      ::DebugBreak();
 918 //              } else if (idButton == IDIGNORE) {
 919 //                      // all OK
 920 //              } else {
 921 //                      abort();
 922 //              }
 923         } else {
 924                 strcat(buffer, "\r\n");
 925                 Platform::DebugDisplay(buffer);
 926                 abort();
 927         }
 928 }
 929
 930
 931 int Platform::Clamp(int val, int minVal, int maxVal) {
 932     if (val > maxVal)
 933         val = maxVal;
 934     if (val < minVal)
 935         val = minVal;
 936     return val;
 937 }
 938
 939
 940 bool Platform::IsDBCSLeadByte(int codePage, char ch) {
 941     return false;
 942 }
 943
 944
 945
 946 //----------------------------------------------------------------------
 947
 948 ElapsedTime::ElapsedTime() {
 949     wxStartTimer();
 950 }
 951
 952 double ElapsedTime::Duration(bool reset) {
 953     double result = wxGetElapsedTime(reset);
 954     result /= 1000.0;
 955     return result;
 956 }
 957
 958
 959 //----------------------------------------------------------------------
 960
 961
 962
 963