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 #if 0
 288     Release();
 289     hdc = new wxMemoryDC();
 290     hdcOwned = true;
 291 #else
 292     // On Mac and GTK(?) the DC is not really valid until it has a bitmap
 293     // selected into it.  So instead of just creating the DC with no bitmap,
 294     // go ahead and give it one.
 295     InitPixMap(1,1,NULL);
 296 #endif
 297 }
 298
 299 void SurfaceImpl::Init(SurfaceID hdc_) {
 300     Release();
 301     hdc = (wxDC*)hdc_;
 302 }
 303
 304 void SurfaceImpl::InitPixMap(int width, int height, Surface *surface_) {
 305     Release();
 306     hdc = new wxMemoryDC();
 307     hdcOwned = true;
 308     if (width < 1) width = 1;
 309     if (height < 1) height = 1;
 310     bitmap = new wxBitmap(width, height);
 311     ((wxMemoryDC*)hdc)->SelectObject(*bitmap);
 312 }
 313
 314 void SurfaceImpl::PenColour(ColourAllocated fore) {
 315     hdc->SetPen(wxPen(wxColourFromCA(fore), 1, wxSOLID));
 316 }
 317
 318 void SurfaceImpl::BrushColour(ColourAllocated back) {
 319     hdc->SetBrush(wxBrush(wxColourFromCA(back), wxSOLID));
 320 }
 321
 322 void SurfaceImpl::SetFont(Font &font_) {
 323   if (font_.GetID()) {
 324       hdc->SetFont(*((wxFont*)font_.GetID()));
 325     }
 326 }
 327
 328 int SurfaceImpl::LogPixelsY() {
 329     return hdc->GetPPI().y;
 330 }
 331
 332 int SurfaceImpl::DeviceHeightFont(int points) {
 333     return points;
 334 }
 335
 336 void SurfaceImpl::MoveTo(int x_, int y_) {
 337     x = x_;
 338     y = y_;
 339 }
 340
 341 void SurfaceImpl::LineTo(int x_, int y_) {
 342     hdc->DrawLine(x,y, x_,y_);
 343     x = x_;
 344     y = y_;
 345 }
 346
 347 void SurfaceImpl::Polygon(Point *pts, int npts, ColourAllocated fore, ColourAllocated back) {
 348     PenColour(fore);
 349     BrushColour(back);
 350     hdc->DrawPolygon(npts, (wxPoint*)pts);
 351 }
 352
 353 void SurfaceImpl::RectangleDraw(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 354     PenColour(fore);
 355     BrushColour(back);
 356     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 357 }
 358
 359 void SurfaceImpl::FillRectangle(PRectangle rc, ColourAllocated back) {
 360     BrushColour(back);
 361     hdc->SetPen(*wxTRANSPARENT_PEN);
 362     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 363 }
 364
 365 void SurfaceImpl::FillRectangle(PRectangle rc, Surface &surfacePattern) {
 366     wxBrush br;
 367     if (((SurfaceImpl&)surfacePattern).bitmap)
 368         br = wxBrush(*((SurfaceImpl&)surfacePattern).bitmap);
 369     else    // Something is wrong so display in red
 370         br = wxBrush(*wxRED, wxSOLID);
 371     hdc->SetPen(*wxTRANSPARENT_PEN);
 372     hdc->SetBrush(br);
 373     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 374 }
 375
 376 void SurfaceImpl::RoundedRectangle(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 377     PenColour(fore);
 378     BrushColour(back);
 379     hdc->DrawRoundedRectangle(wxRectFromPRectangle(rc), 4);
 380 }
 381
 382 void SurfaceImpl::Ellipse(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 383     PenColour(fore);
 384     BrushColour(back);
 385     hdc->DrawEllipse(wxRectFromPRectangle(rc));
 386 }
 387
 388 void SurfaceImpl::Copy(PRectangle rc, Point from, Surface &surfaceSource) {
 389     wxRect r = wxRectFromPRectangle(rc);
 390     hdc->Blit(r.x, r.y, r.width, r.height,
 391               ((SurfaceImpl&)surfaceSource).hdc,
 392               from.x, from.y, wxCOPY);
 393 }
 394
 395 void SurfaceImpl::DrawTextNoClip(PRectangle rc, Font &font, int ybase,
 396                                  const char *s, int len,
 397                                  ColourAllocated fore, ColourAllocated back) {
 398     SetFont(font);
 399     hdc->SetTextForeground(wxColourFromCA(fore));
 400     hdc->SetTextBackground(wxColourFromCA(back));
 401     FillRectangle(rc, back);
 402
 403     // ybase is where the baseline should be, but wxWin uses the upper left
 404     // corner, so I need to calculate the real position for the text...
 405     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 406 }
 407
 408 void SurfaceImpl::DrawTextClipped(PRectangle rc, Font &font, int ybase,
 409                                   const char *s, int len,
 410                                   ColourAllocated fore, ColourAllocated back) {
 411     SetFont(font);
 412     hdc->SetTextForeground(wxColourFromCA(fore));
 413     hdc->SetTextBackground(wxColourFromCA(back));
 414     FillRectangle(rc, back);
 415     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 416
 417     // see comments above
 418     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 419     hdc->DestroyClippingRegion();
 420 }
 421
 422 int SurfaceImpl::WidthText(Font &font, const char *s, int len) {
 423     SetFont(font);
 424     int w;
 425     int h;
 426
 427     hdc->GetTextExtent(stc2wx(s, len), &w, &h);
 428     return w;
 429 }
 430
 431
 432 void SurfaceImpl::MeasureWidths(Font &font, const char *s, int len, int *positions) {
 433     wxString str = stc2wx(s, len);
 434     SetFont(font);
 435
 436     // Calculate the position of each character based on the widths of
 437     // the previous characters
 438     int* tpos = new int[len];
 439     int totalWidth = 0;
 440     size_t i;
 441     for (i=0; i<str.Length(); i++) {
 442         int w, h;
 443         hdc->GetTextExtent(str[i], &w, &h);
 444         totalWidth += w;
 445         tpos[i] = totalWidth;
 446     }
 447
 448 #if wxUSE_UNICODE
 449     // Map the widths for UCS-2 characters back to the UTF-8 input string
 450     i = 0;
 451     size_t ui = 0;
 452     while (i < len) {
 453         unsigned char uch = (unsigned char)s[i];
 454         positions[i++] = tpos[ui];
 455         if (uch >= 0x80) {
 456             if (uch < (0x80 + 0x40 + 0x20)) {
 457                 positions[i++] = tpos[ui];
 458             } else {
 459                 positions[i++] = tpos[ui];
 460                 positions[i++] = tpos[ui];
 461             }
 462         }
 463         ui++;
 464     }
 465 #else
 466
 467     // If not unicode then just use the widths we have
 468     memcpy(positions, tpos, len * sizeof(*tpos));
 469 #endif
 470
 471     delete [] tpos;
 472 }
 473
 474
 475 int SurfaceImpl::WidthChar(Font &font, char ch) {
 476     SetFont(font);
 477     int w;
 478     int h;
 479     char s[2] = { ch, 0 };
 480
 481     hdc->GetTextExtent(stc2wx(s, 1), &w, &h);
 482     return w;
 483 }
 484
 485 #define EXTENT_TEST wxT(" `~!@#$%^&*()-_=+\\|[]{};:\"\'<,>.?/1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
 486
 487 int SurfaceImpl::Ascent(Font &font) {
 488     SetFont(font);
 489     int w, h, d, e;
 490     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 491     font.ascent = h - d;
 492     return font.ascent;
 493 }
 494
 495 int SurfaceImpl::Descent(Font &font) {
 496     SetFont(font);
 497     int w, h, d, e;
 498     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 499     return d;
 500 }
 501
 502 int SurfaceImpl::InternalLeading(Font &font) {
 503     return 0;
 504 }
 505
 506 int SurfaceImpl::ExternalLeading(Font &font) {
 507     SetFont(font);
 508     int w, h, d, e;
 509     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 510     return e;
 511 }
 512
 513 int SurfaceImpl::Height(Font &font) {
 514     SetFont(font);
 515     return hdc->GetCharHeight();
 516 }
 517
 518 int SurfaceImpl::AverageCharWidth(Font &font) {
 519     SetFont(font);
 520     return hdc->GetCharWidth();
 521 }
 522
 523 int SurfaceImpl::SetPalette(Palette *pal, bool inBackGround) {
 524     return 0;
 525 }
 526
 527 void SurfaceImpl::SetClip(PRectangle rc) {
 528     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 529 }
 530
 531 void SurfaceImpl::FlushCachedState() {
 532 }
 533
 534 void SurfaceImpl::SetUnicodeMode(bool unicodeMode_) {
 535     unicodeMode=unicodeMode_;
 536 #if wxUSE_UNICODE
 537     wxASSERT_MSG(unicodeMode == wxUSE_UNICODE,
 538                  wxT("Only unicode may be used when wxUSE_UNICODE is on."));
 539 #else
 540     wxASSERT_MSG(unicodeMode == wxUSE_UNICODE,
 541                  wxT("Only non-unicode may be used when wxUSE_UNICODE is off."));
 542 #endif
 543 }
 544
 545 Surface *Surface::Allocate() {
 546     return new SurfaceImpl;
 547 }
 548
 549
 550 //----------------------------------------------------------------------
 551
 552
 553 inline wxWindow* GETWIN(WindowID id) { return (wxWindow*)id; }
 554
 555 Window::~Window() {
 556 }
 557
 558 void Window::Destroy() {
 559     if (id)
 560         GETWIN(id)->Destroy();
 561     id = 0;
 562 }
 563
 564 bool Window::HasFocus() {
 565     return wxWindow::FindFocus() == GETWIN(id);
 566 }
 567
 568 PRectangle Window::GetPosition() {
 569     wxRect rc(GETWIN(id)->GetPosition(), GETWIN(id)->GetSize());
 570     return PRectangleFromwxRect(rc);
 571 }
 572
 573 void Window::SetPosition(PRectangle rc) {
 574     wxRect r = wxRectFromPRectangle(rc);
 575     GETWIN(id)->SetSize(r);
 576 }
 577
 578 void Window::SetPositionRelative(PRectangle rc, Window) {
 579     SetPosition(rc);  // ????
 580 }
 581
 582 PRectangle Window::GetClientPosition() {
 583     wxSize sz = GETWIN(id)->GetClientSize();
 584     return  PRectangle(0, 0, sz.x, sz.y);
 585 }
 586
 587 void Window::Show(bool show) {
 588     GETWIN(id)->Show(show);
 589 }
 590
 591 void Window::InvalidateAll() {
 592     GETWIN(id)->Refresh(false);
 593     wxWakeUpIdle();
 594 }
 595
 596 void Window::InvalidateRectangle(PRectangle rc) {
 597     wxRect r = wxRectFromPRectangle(rc);
 598     GETWIN(id)->Refresh(false, &r);
 599     wxWakeUpIdle();
 600 }
 601
 602 void Window::SetFont(Font &font) {
 603     GETWIN(id)->SetFont(*((wxFont*)font.GetID()));
 604 }
 605
 606 void Window::SetCursor(Cursor curs) {
 607     int cursorId;
 608
 609     switch (curs) {
 610     case cursorText:
 611         cursorId = wxCURSOR_IBEAM;
 612         break;
 613     case cursorArrow:
 614         cursorId = wxCURSOR_ARROW;
 615         break;
 616     case cursorUp:
 617         cursorId = wxCURSOR_ARROW; // ** no up arrow...  wxCURSOR_UPARROW;
 618         break;
 619     case cursorWait:
 620         cursorId = wxCURSOR_WAIT;
 621         break;
 622     case cursorHoriz:
 623         cursorId = wxCURSOR_SIZEWE;
 624         break;
 625     case cursorVert:
 626         cursorId = wxCURSOR_SIZENS;
 627         break;
 628     case cursorReverseArrow:
 629         cursorId = wxCURSOR_RIGHT_ARROW;
 630         break;
 631     default:
 632         cursorId = wxCURSOR_ARROW;
 633         break;
 634     }
 635
 636     GETWIN(id)->SetCursor(wxCursor(cursorId));
 637 }
 638
 639
 640 void Window::SetTitle(const char *s) {
 641     GETWIN(id)->SetTitle(stc2wx(s));
 642 }
 643
 644
 645 //----------------------------------------------------------------------
 646 // Helper classes for ListBox
 647
 648
 649 #if defined(__WXMAC__)
 650 class wxSTCListBoxWin : public wxListBox {
 651 public:
 652     wxSTCListBoxWin(wxWindow* parent, wxWindowID id)
 653         : wxListBox(parent, id, wxDefaultPosition, wxSize(0,0),
 654                     0, NULL, wxLB_SINGLE | wxSIMPLE_BORDER) {
 655         SetCursor(wxCursor(wxCURSOR_ARROW));
 656         Hide();
 657     }
 658
 659     void OnFocus(wxFocusEvent& event) {
 660         GetParent()->SetFocus();
 661         event.Skip();
 662     }
 663
 664     wxListBox* GetLB() { return this; }
 665
 666 private:
 667     DECLARE_EVENT_TABLE()
 668 };
 669
 670
 671 BEGIN_EVENT_TABLE(wxSTCListBoxWin, wxListBox)
 672     EVT_SET_FOCUS(wxSTCListBoxWin::OnFocus)
 673 END_EVENT_TABLE()
 674
 675
 676
 677 #else
 678
 679
 680 class wxSTCListBox : public wxListBox {
 681 public:
 682     wxSTCListBox(wxWindow* parent, wxWindowID id)
 683         : wxListBox(parent, id, wxDefaultPosition, wxDefaultSize,
 684                     0, NULL, wxLB_SINGLE | wxSIMPLE_BORDER | wxWANTS_CHARS)
 685         {}
 686
 687     void OnKeyDown(wxKeyEvent& event) {
 688         // Give the key events to the STC.  It will then update
 689         // the listbox as needed.
 690         GetGrandParent()->GetEventHandler()->ProcessEvent(event);
 691     }
 692
 693 private:
 694     DECLARE_EVENT_TABLE()
 695 };
 696
 697 BEGIN_EVENT_TABLE(wxSTCListBox, wxListBox)
 698     EVT_KEY_DOWN(wxSTCListBox::OnKeyDown)
 699     EVT_CHAR(wxSTCListBox::OnKeyDown)
 700 END_EVENT_TABLE()
 701
 702
 703
 704 #undef  wxSTC_USE_POPUP
 705 #define wxSTC_USE_POPUP 0  // wxPopupWindow just doesn't work well in this case...
 706
 707 // A window to place the listbox upon.  If wxPopupWindow is supported then
 708 // that will be used so the listbox can extend beyond the client area of the
 709 // wxSTC if needed.
 710 #if wxUSE_POPUPWIN && wxSTC_USE_POPUP
 711 #include <wx/popupwin.h>
 712 #define wxSTCListBoxWinBase wxPopupWindow
 713 #define param2  wxBORDER_NONE  // popup's 2nd param is flags
 714 #else
 715 #define wxSTCListBoxWinBase wxWindow
 716 #define param2 -1 // wxWindow's 2nd param is ID
 717 #endif
 718
 719 class wxSTCListBoxWin : public wxSTCListBoxWinBase {
 720 public:
 721     wxSTCListBoxWin(wxWindow* parent, wxWindowID id)
 722         : wxSTCListBoxWinBase(parent, param2) {
 723         lb = new wxSTCListBox(this, id);
 724         lb->SetCursor(wxCursor(wxCURSOR_ARROW));
 725         lb->SetFocus();
 726    }
 727
 728     void OnSize(wxSizeEvent& event) {
 729         lb->SetSize(GetSize());
 730     }
 731
 732     wxListBox* GetLB() { return lb; }
 733
 734 #if wxUSE_POPUPWIN && wxSTC_USE_POPUP
 735     virtual void DoSetSize(int x, int y,
 736                            int width, int height,
 737                            int sizeFlags = wxSIZE_AUTO) {
 738         if (x != -1)
 739             GetParent()->ClientToScreen(&x, NULL);
 740         if (y != -1)
 741             GetParent()->ClientToScreen(NULL, &y);
 742         wxSTCListBoxWinBase::DoSetSize(x, y, width, height, sizeFlags);
 743     }
 744 #endif
 745
 746 private:
 747     wxSTCListBox* lb;
 748     DECLARE_EVENT_TABLE()
 749 };
 750
 751 BEGIN_EVENT_TABLE(wxSTCListBoxWin, wxSTCListBoxWinBase)
 752     EVT_SIZE(wxSTCListBoxWin::OnSize)
 753 END_EVENT_TABLE()
 754 #endif
 755
 756 inline wxListBox* GETLB(WindowID win) {
 757     return (((wxSTCListBoxWin*)win)->GetLB());
 758 }
 759
 760 //----------------------------------------------------------------------
 761
 762 ListBox::ListBox() {
 763 }
 764
 765 ListBox::~ListBox() {
 766 }
 767
 768 void ListBox::Create(Window &parent, int ctrlID) {
 769     id = new wxSTCListBoxWin(GETWIN(parent.GetID()), ctrlID);
 770 }
 771
 772 void ListBox::SetVisibleRows(int rows) {
 773     desiredVisibleRows = rows;
 774 }
 775
 776 PRectangle ListBox::GetDesiredRect() {
 777     wxSize sz = GETLB(id)->GetBestSize();
 778     PRectangle rc;
 779     rc.top = 0;
 780     rc.left = 0;
 781     if (sz.x > 400)
 782         sz.x = 400;
 783     if (sz.y > 140)  // TODO:  Use desiredVisibleRows??
 784         sz.y = 140;
 785     rc.right = sz.x;
 786     rc.bottom = sz.y;
 787     return rc;
 788 }
 789
 790 void ListBox::SetAverageCharWidth(int width) {
 791     aveCharWidth = width;
 792 }
 793
 794 void ListBox::SetFont(Font &font) {
 795     GETLB(id)->SetFont(*((wxFont*)font.GetID()));
 796 }
 797
 798 void ListBox::Clear() {
 799     GETLB(id)->Clear();
 800 }
 801
 802 void ListBox::Append(char *s) {
 803     GETLB(id)->Append(s);
 804 }
 805
 806 int ListBox::Length() {
 807     return GETLB(id)->GetCount();
 808 }
 809
 810 void ListBox::Select(int n) {
 811     GETLB(id)->SetSelection(n);
 812 #ifdef __WXGTK__
 813     if (n > 4)
 814         n = n - 4;
 815     else
 816         n = 1;
 817     GETLB(id)->SetFirstItem(n);
 818 #endif
 819 }
 820
 821 int ListBox::GetSelection() {
 822     return GETLB(id)->GetSelection();
 823 }
 824
 825 int ListBox::Find(const char *prefix) {
 826     // No longer used
 827     return -1;
 828 }
 829
 830 void ListBox::GetValue(int n, char *value, int len) {
 831     wxString text = GETLB(id)->GetString(n);
 832     strncpy(value, wx2stc(text), len);
 833     value[len-1] = '\0';
 834 }
 835
 836 void ListBox::Sort() {
 837 }
 838
 839 //----------------------------------------------------------------------
 840
 841 Menu::Menu() : id(0) {
 842 }
 843
 844 void Menu::CreatePopUp() {
 845     Destroy();
 846     id = new wxMenu();
 847 }
 848
 849 void Menu::Destroy() {
 850     if (id)
 851         delete (wxMenu*)id;
 852     id = 0;
 853 }
 854
 855 void Menu::Show(Point pt, Window &w) {
 856     GETWIN(w.GetID())->PopupMenu((wxMenu*)id, pt.x - 4, pt.y);
 857     Destroy();
 858 }
 859
 860 //----------------------------------------------------------------------
 861
 862 ColourDesired Platform::Chrome() {
 863     wxColour c;
 864     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
 865     return ColourDesired(c.Red(), c.Green(), c.Blue());
 866 }
 867
 868 ColourDesired Platform::ChromeHighlight() {
 869     wxColour c;
 870     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DHIGHLIGHT);
 871     return ColourDesired(c.Red(), c.Green(), c.Blue());
 872 }
 873
 874 const char *Platform::DefaultFont() {
 875     static char buf[128];
 876     strcpy(buf, wxNORMAL_FONT->GetFaceName().mbc_str());
 877     return buf;
 878 }
 879
 880 int Platform::DefaultFontSize() {
 881     return 8;
 882 }
 883
 884 unsigned int Platform::DoubleClickTime() {
 885     return 500;   // **** ::GetDoubleClickTime();
 886 }
 887
 888 void Platform::DebugDisplay(const char *s) {
 889     wxLogDebug(stc2wx(s));
 890 }
 891
 892 bool Platform::IsKeyDown(int key) {
 893     return false;  // I don't think we'll need this.
 894 }
 895
 896 long Platform::SendScintilla(WindowID w,
 897                              unsigned int msg,
 898                              unsigned long wParam,
 899                              long lParam) {
 900
 901     wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
 902     return stc->SendMsg(msg, wParam, lParam);
 903 }
 904
 905
 906 // These are utility functions not really tied to a platform
 907
 908 int Platform::Minimum(int a, int b) {
 909     if (a < b)
 910         return a;
 911     else
 912         return b;
 913 }
 914
 915 int Platform::Maximum(int a, int b) {
 916     if (a > b)
 917         return a;
 918     else
 919         return b;
 920 }
 921
 922 #define TRACE
 923
 924 void Platform::DebugPrintf(const char *format, ...) {
 925 #ifdef TRACE
 926     char buffer[2000];
 927     va_list pArguments;
 928     va_start(pArguments, format);
 929     vsprintf(buffer,format,pArguments);
 930     va_end(pArguments);
 931     Platform::DebugDisplay(buffer);
 932 #endif
 933 }
 934
 935
 936 static bool assertionPopUps = true;
 937
 938 bool Platform::ShowAssertionPopUps(bool assertionPopUps_) {
 939         bool ret = assertionPopUps;
 940         assertionPopUps = assertionPopUps_;
 941         return ret;
 942 }
 943
 944 void Platform::Assert(const char *c, const char *file, int line) {
 945         char buffer[2000];
 946         sprintf(buffer, "Assertion [%s] failed at %s %d", c, file, line);
 947         if (assertionPopUps) {
 948             /*int idButton = */
 949             wxMessageBox(stc2wx(buffer),
 950                          wxT("Assertion failure"),
 951                          wxICON_HAND | wxOK);
 952 //              if (idButton == IDRETRY) {
 953 //                      ::DebugBreak();
 954 //              } else if (idButton == IDIGNORE) {
 955 //                      // all OK
 956 //              } else {
 957 //                      abort();
 958 //              }
 959         } else {
 960                 strcat(buffer, "\r\n");
 961                 Platform::DebugDisplay(buffer);
 962                 abort();
 963         }
 964 }
 965
 966
 967 int Platform::Clamp(int val, int minVal, int maxVal) {
 968     if (val > maxVal)
 969         val = maxVal;
 970     if (val < minVal)
 971         val = minVal;
 972     return val;
 973 }
 974
 975
 976 bool Platform::IsDBCSLeadByte(int codePage, char ch) {
 977     return false;
 978 }
 979
 980
 981
 982 //----------------------------------------------------------------------
 983
 984 ElapsedTime::ElapsedTime() {
 985     wxStartTimer();
 986 }
 987
 988 double ElapsedTime::Duration(bool reset) {
 989     double result = wxGetElapsedTime(reset);
 990     result /= 1000.0;
 991     return result;
 992 }
 993
 994
 995 //----------------------------------------------------------------------
 996
 997
 998
 999