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 #include <wx/listctrl.h>
  12 #include <wx/mstream.h>
  13 #include <wx/image.h>
  14 #include <wx/imaglist.h>
  15
  16 #include "Platform.h"
  17 #include "PlatWX.h"
  18 #include "wx/stc/stc.h"
  19
  20
  21 #ifdef __WXGTK__
  22 #include <gtk/gtk.h>
  23 #endif
  24
  25
  26 Point Point::FromLong(long lpoint) {
  27     return Point(lpoint & 0xFFFF, lpoint >> 16);
  28 }
  29
  30 wxRect wxRectFromPRectangle(PRectangle prc) {
  31     wxRect rc(prc.left, prc.top,
  32               prc.right-prc.left, prc.bottom-prc.top);
  33     return rc;
  34 }
  35
  36 PRectangle PRectangleFromwxRect(wxRect rc) {
  37     return PRectangle(rc.GetLeft(), rc.GetTop(),
  38                       rc.GetRight()+1, rc.GetBottom()+1);
  39 }
  40
  41 wxColour wxColourFromCA(const ColourAllocated& ca) {
  42     ColourDesired cd(ca.AsLong());
  43     return wxColour(cd.GetRed(), cd.GetGreen(), cd.GetBlue());
  44 }
  45
  46 //----------------------------------------------------------------------
  47
  48 Palette::Palette() {
  49     used = 0;
  50     allowRealization = false;
  51 }
  52
  53 Palette::~Palette() {
  54     Release();
  55 }
  56
  57 void Palette::Release() {
  58     used = 0;
  59 }
  60
  61 // This method either adds a colour to the list of wanted colours (want==true)
  62 // or retrieves the allocated colour back to the ColourPair.
  63 // This is one method to make it easier to keep the code for wanting and retrieving in sync.
  64 void Palette::WantFind(ColourPair &cp, bool want) {
  65     if (want) {
  66         for (int i=0; i < used; i++) {
  67             if (entries[i].desired == cp.desired)
  68                 return;
  69         }
  70
  71         if (used < numEntries) {
  72             entries[used].desired = cp.desired;
  73             entries[used].allocated.Set(cp.desired.AsLong());
  74             used++;
  75         }
  76     } else {
  77         for (int i=0; i < used; i++) {
  78             if (entries[i].desired == cp.desired) {
  79                 cp.allocated = entries[i].allocated;
  80                 return;
  81             }
  82         }
  83         cp.allocated.Set(cp.desired.AsLong());
  84     }
  85 }
  86
  87 void Palette::Allocate(Window &) {
  88     if (allowRealization) {
  89     }
  90 }
  91
  92
  93 //----------------------------------------------------------------------
  94
  95 Font::Font() {
  96     id = 0;
  97     ascent = 0;
  98 }
  99
 100 Font::~Font() {
 101 }
 102
 103 void Font::Create(const char *faceName, int characterSet, int size, bool bold, bool italic) {
 104     wxFontEncoding encoding;
 105
 106     Release();
 107
 108     switch (characterSet) {
 109         default:
 110         case wxSTC_CHARSET_ANSI:
 111         case wxSTC_CHARSET_DEFAULT:
 112             encoding = wxFONTENCODING_DEFAULT;
 113             break;
 114
 115         case wxSTC_CHARSET_BALTIC:
 116             encoding = wxFONTENCODING_ISO8859_13;
 117             break;
 118
 119         case wxSTC_CHARSET_CHINESEBIG5:
 120             encoding = wxFONTENCODING_CP950;
 121             break;
 122
 123         case wxSTC_CHARSET_EASTEUROPE:
 124             encoding = wxFONTENCODING_ISO8859_2;
 125             break;
 126
 127         case wxSTC_CHARSET_GB2312:
 128             encoding = wxFONTENCODING_CP936;
 129             break;
 130
 131         case wxSTC_CHARSET_GREEK:
 132             encoding = wxFONTENCODING_ISO8859_7;
 133             break;
 134
 135         case wxSTC_CHARSET_HANGUL:
 136             encoding = wxFONTENCODING_CP949;
 137             break;
 138
 139         case wxSTC_CHARSET_MAC:
 140             encoding = wxFONTENCODING_DEFAULT;
 141             break;
 142
 143         case wxSTC_CHARSET_OEM:
 144             encoding = wxFONTENCODING_DEFAULT;
 145             break;
 146
 147         case wxSTC_CHARSET_RUSSIAN:
 148             encoding = wxFONTENCODING_KOI8;
 149             break;
 150
 151         case wxSTC_CHARSET_SHIFTJIS:
 152             encoding = wxFONTENCODING_CP932;
 153             break;
 154
 155         case wxSTC_CHARSET_SYMBOL:
 156             encoding = wxFONTENCODING_DEFAULT;
 157             break;
 158
 159         case wxSTC_CHARSET_TURKISH:
 160             encoding = wxFONTENCODING_ISO8859_9;
 161             break;
 162
 163         case wxSTC_CHARSET_JOHAB:
 164             encoding = wxFONTENCODING_DEFAULT;
 165             break;
 166
 167         case wxSTC_CHARSET_HEBREW:
 168             encoding = wxFONTENCODING_ISO8859_8;
 169             break;
 170
 171         case wxSTC_CHARSET_ARABIC:
 172             encoding = wxFONTENCODING_ISO8859_6;
 173             break;
 174
 175         case wxSTC_CHARSET_VIETNAMESE:
 176             encoding = wxFONTENCODING_DEFAULT;
 177             break;
 178
 179         case wxSTC_CHARSET_THAI:
 180             encoding = wxFONTENCODING_ISO8859_11;
 181             break;
 182     }
 183
 184     wxFontEncodingArray ea = wxEncodingConverter::GetPlatformEquivalents(encoding);
 185     if (ea.GetCount())
 186         encoding = ea[0];
 187
 188     id = new wxFont(size,
 189                     wxDEFAULT,
 190                     italic ? wxITALIC :  wxNORMAL,
 191                     bold ? wxBOLD : wxNORMAL,
 192                     false,
 193                     stc2wx(faceName),
 194                     encoding);
 195 }
 196
 197
 198 void Font::Release() {
 199     if (id)
 200         delete (wxFont*)id;
 201     id = 0;
 202 }
 203
 204 //----------------------------------------------------------------------
 205
 206 class SurfaceImpl : public Surface {
 207 private:
 208     wxDC*       hdc;
 209     bool        hdcOwned;
 210     wxBitmap*   bitmap;
 211     int         x;
 212     int         y;
 213     bool        unicodeMode;
 214
 215 public:
 216     SurfaceImpl();
 217     ~SurfaceImpl();
 218
 219     virtual void Init(WindowID wid);
 220     virtual void Init(SurfaceID sid, WindowID wid);
 221     virtual void InitPixMap(int width, int height, Surface *surface_, WindowID wid);
 222
 223     virtual void Release();
 224     virtual bool Initialised();
 225     virtual void PenColour(ColourAllocated fore);
 226     virtual int LogPixelsY();
 227     virtual int DeviceHeightFont(int points);
 228     virtual void MoveTo(int x_, int y_);
 229     virtual void LineTo(int x_, int y_);
 230     virtual void Polygon(Point *pts, int npts, ColourAllocated fore, ColourAllocated back);
 231     virtual void RectangleDraw(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 232     virtual void FillRectangle(PRectangle rc, ColourAllocated back);
 233     virtual void FillRectangle(PRectangle rc, Surface &surfacePattern);
 234     virtual void RoundedRectangle(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 235     virtual void Ellipse(PRectangle rc, ColourAllocated fore, ColourAllocated back);
 236     virtual void Copy(PRectangle rc, Point from, Surface &surfaceSource);
 237
 238     virtual void DrawTextNoClip(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore, ColourAllocated back);
 239     virtual void DrawTextClipped(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore, ColourAllocated back);
 240     virtual void DrawTextTransparent(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore);
 241     virtual void MeasureWidths(Font &font_, const char *s, int len, int *positions);
 242     virtual int WidthText(Font &font_, const char *s, int len);
 243     virtual int WidthChar(Font &font_, char ch);
 244     virtual int Ascent(Font &font_);
 245     virtual int Descent(Font &font_);
 246     virtual int InternalLeading(Font &font_);
 247     virtual int ExternalLeading(Font &font_);
 248     virtual int Height(Font &font_);
 249     virtual int AverageCharWidth(Font &font_);
 250
 251     virtual int SetPalette(Palette *pal, bool inBackGround);
 252     virtual void SetClip(PRectangle rc);
 253     virtual void FlushCachedState();
 254
 255     virtual void SetUnicodeMode(bool unicodeMode_);
 256     virtual void SetDBCSMode(int codePage);
 257
 258     void BrushColour(ColourAllocated back);
 259     void SetFont(Font &font_);
 260 };
 261
 262
 263
 264 SurfaceImpl::SurfaceImpl() :
 265     hdc(0), hdcOwned(0), bitmap(0),
 266     x(0), y(0), unicodeMode(0)
 267 {}
 268
 269 SurfaceImpl::~SurfaceImpl() {
 270     Release();
 271 }
 272
 273 void SurfaceImpl::Init(WindowID wid) {
 274 #if 0
 275     Release();
 276     hdc = new wxMemoryDC();
 277     hdcOwned = true;
 278 #else
 279     // On Mac and GTK the DC is not really valid until it has a bitmap
 280     // selected into it.  So instead of just creating the DC with no bitmap,
 281     // go ahead and give it one.
 282     InitPixMap(1,1,NULL,wid);
 283 #endif
 284 }
 285
 286 void SurfaceImpl::Init(SurfaceID hdc_, WindowID) {
 287     Release();
 288     hdc = (wxDC*)hdc_;
 289 }
 290
 291 void SurfaceImpl::InitPixMap(int width, int height, Surface *surface_, WindowID) {
 292     Release();
 293     hdc = new wxMemoryDC();
 294     hdcOwned = true;
 295     if (width < 1) width = 1;
 296     if (height < 1) height = 1;
 297     bitmap = new wxBitmap(width, height);
 298     ((wxMemoryDC*)hdc)->SelectObject(*bitmap);
 299 }
 300
 301
 302 void SurfaceImpl::Release() {
 303     if (bitmap) {
 304         ((wxMemoryDC*)hdc)->SelectObject(wxNullBitmap);
 305         delete bitmap;
 306         bitmap = 0;
 307     }
 308     if (hdcOwned) {
 309         delete hdc;
 310         hdc = 0;
 311         hdcOwned = false;
 312     }
 313 }
 314
 315
 316 bool SurfaceImpl::Initialised() {
 317     return hdc != 0;
 318 }
 319
 320
 321 void SurfaceImpl::PenColour(ColourAllocated fore) {
 322     hdc->SetPen(wxPen(wxColourFromCA(fore), 1, wxSOLID));
 323 }
 324
 325 void SurfaceImpl::BrushColour(ColourAllocated back) {
 326     hdc->SetBrush(wxBrush(wxColourFromCA(back), wxSOLID));
 327 }
 328
 329 void SurfaceImpl::SetFont(Font &font_) {
 330   if (font_.GetID()) {
 331       hdc->SetFont(*((wxFont*)font_.GetID()));
 332     }
 333 }
 334
 335 int SurfaceImpl::LogPixelsY() {
 336     return hdc->GetPPI().y;
 337 }
 338
 339 int SurfaceImpl::DeviceHeightFont(int points) {
 340     return points;
 341 }
 342
 343 void SurfaceImpl::MoveTo(int x_, int y_) {
 344     x = x_;
 345     y = y_;
 346 }
 347
 348 void SurfaceImpl::LineTo(int x_, int y_) {
 349     hdc->DrawLine(x,y, x_,y_);
 350     x = x_;
 351     y = y_;
 352 }
 353
 354 void SurfaceImpl::Polygon(Point *pts, int npts, ColourAllocated fore, ColourAllocated back) {
 355     PenColour(fore);
 356     BrushColour(back);
 357     hdc->DrawPolygon(npts, (wxPoint*)pts);
 358 }
 359
 360 void SurfaceImpl::RectangleDraw(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 361     PenColour(fore);
 362     BrushColour(back);
 363     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 364 }
 365
 366 void SurfaceImpl::FillRectangle(PRectangle rc, ColourAllocated back) {
 367     BrushColour(back);
 368     hdc->SetPen(*wxTRANSPARENT_PEN);
 369     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 370 }
 371
 372 void SurfaceImpl::FillRectangle(PRectangle rc, Surface &surfacePattern) {
 373     wxBrush br;
 374     if (((SurfaceImpl&)surfacePattern).bitmap)
 375         br = wxBrush(*((SurfaceImpl&)surfacePattern).bitmap);
 376     else    // Something is wrong so display in red
 377         br = wxBrush(*wxRED, wxSOLID);
 378     hdc->SetPen(*wxTRANSPARENT_PEN);
 379     hdc->SetBrush(br);
 380     hdc->DrawRectangle(wxRectFromPRectangle(rc));
 381 }
 382
 383 void SurfaceImpl::RoundedRectangle(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 384     PenColour(fore);
 385     BrushColour(back);
 386     hdc->DrawRoundedRectangle(wxRectFromPRectangle(rc), 4);
 387 }
 388
 389 void SurfaceImpl::Ellipse(PRectangle rc, ColourAllocated fore, ColourAllocated back) {
 390     PenColour(fore);
 391     BrushColour(back);
 392     hdc->DrawEllipse(wxRectFromPRectangle(rc));
 393 }
 394
 395 void SurfaceImpl::Copy(PRectangle rc, Point from, Surface &surfaceSource) {
 396     wxRect r = wxRectFromPRectangle(rc);
 397     hdc->Blit(r.x, r.y, r.width, r.height,
 398               ((SurfaceImpl&)surfaceSource).hdc,
 399               from.x, from.y, wxCOPY);
 400 }
 401
 402 void SurfaceImpl::DrawTextNoClip(PRectangle rc, Font &font, int ybase,
 403                                  const char *s, int len,
 404                                  ColourAllocated fore, ColourAllocated back) {
 405     SetFont(font);
 406     hdc->SetTextForeground(wxColourFromCA(fore));
 407     hdc->SetTextBackground(wxColourFromCA(back));
 408     //FillRectangle(rc, back);
 409
 410     // ybase is where the baseline should be, but wxWin uses the upper left
 411     // corner, so I need to calculate the real position for the text...
 412     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 413 }
 414
 415 void SurfaceImpl::DrawTextClipped(PRectangle rc, Font &font, int ybase,
 416                                   const char *s, int len,
 417                                   ColourAllocated fore, ColourAllocated back) {
 418     SetFont(font);
 419     hdc->SetTextForeground(wxColourFromCA(fore));
 420     hdc->SetTextBackground(wxColourFromCA(back));
 421     //FillRectangle(rc, back);
 422     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 423
 424     // see comments above
 425     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 426 }
 427
 428
 429 void SurfaceImpl::DrawTextTransparent(PRectangle rc, Font &font, int ybase,
 430                                       const char *s, int len,
 431                                       ColourAllocated fore) {
 432
 433     SetFont(font);
 434     hdc->SetTextForeground(wxColourFromCA(fore));
 435     hdc->SetBackgroundMode(wxTRANSPARENT);
 436
 437     // ybase is where the baseline should be, but wxWin uses the upper left
 438     // corner, so I need to calculate the real position for the text...
 439     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 440
 441     hdc->SetBackgroundMode(wxSOLID);
 442 }
 443
 444
 445 void SurfaceImpl::MeasureWidths(Font &font, const char *s, int len, int *positions) {
 446
 447     wxString str = stc2wx(s, len);
 448     SetFont(font);
 449
 450 #ifndef __WXMAC__
 451     // Calculate the position of each character based on the widths of
 452     // the previous characters
 453     int* tpos = new int[len];
 454     int totalWidth = 0;
 455     size_t i;
 456     for (i=0; i<str.Length(); i++) {
 457         int w, h;
 458         hdc->GetTextExtent(str[i], &w, &h);
 459         totalWidth += w;
 460         tpos[i] = totalWidth;
 461     }
 462 #else
 463     // Instead of a running total, remeasure from the begining of the
 464     // text for each character's position.  This is because with AA fonts
 465     // on OS X widths can be fractions of pixels wide when more than one
 466     // are drawn together, so the sum of all character widths is not necessarily
 467     // (and probably not) the same as the whole string width.
 468     int* tpos = new int[len];
 469     size_t i;
 470     for (i=0; i<str.Length(); i++) {
 471         int w, h;
 472         hdc->GetTextExtent(str.Left(i+1), &w, &h);
 473         tpos[i] = w;
 474     }
 475 #endif
 476
 477
 478 #if wxUSE_UNICODE
 479     // Map the widths for UCS-2 characters back to the UTF-8 input string
 480     // NOTE:  I don't think this is right for when sizeof(wxChar) > 2, ie wxGTK2
 481     // so figure it out and fix it!
 482     i = 0;
 483     size_t ui = 0;
 484     while ((int)i < len) {
 485         unsigned char uch = (unsigned char)s[i];
 486         positions[i++] = tpos[ui];
 487         if (uch >= 0x80) {
 488             if (uch < (0x80 + 0x40 + 0x20)) {
 489                 positions[i++] = tpos[ui];
 490             } else {
 491                 positions[i++] = tpos[ui];
 492                 positions[i++] = tpos[ui];
 493             }
 494         }
 495         ui++;
 496     }
 497 #else
 498
 499     // If not unicode then just use the widths we have
 500     memcpy(positions, tpos, len * sizeof(*tpos));
 501 #endif
 502
 503     delete [] tpos;
 504 }
 505
 506
 507 int SurfaceImpl::WidthText(Font &font, const char *s, int len) {
 508     SetFont(font);
 509     int w;
 510     int h;
 511
 512     hdc->GetTextExtent(stc2wx(s, len), &w, &h);
 513     return w;
 514 }
 515
 516
 517 int SurfaceImpl::WidthChar(Font &font, char ch) {
 518     SetFont(font);
 519     int w;
 520     int h;
 521     char s[2] = { ch, 0 };
 522
 523     hdc->GetTextExtent(stc2wx(s, 1), &w, &h);
 524     return w;
 525 }
 526
 527 #define EXTENT_TEST wxT(" `~!@#$%^&*()-_=+\\|[]{};:\"\'<,>.?/1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
 528
 529 int SurfaceImpl::Ascent(Font &font) {
 530     SetFont(font);
 531     int w, h, d, e;
 532     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 533     font.ascent = h - d;
 534     return font.ascent;
 535 }
 536
 537 int SurfaceImpl::Descent(Font &font) {
 538     SetFont(font);
 539     int w, h, d, e;
 540     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 541     return d;
 542 }
 543
 544 int SurfaceImpl::InternalLeading(Font &font) {
 545     return 0;
 546 }
 547
 548 int SurfaceImpl::ExternalLeading(Font &font) {
 549     SetFont(font);
 550     int w, h, d, e;
 551     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 552     return e;
 553 }
 554
 555 int SurfaceImpl::Height(Font &font) {
 556     SetFont(font);
 557     return hdc->GetCharHeight();
 558 }
 559
 560 int SurfaceImpl::AverageCharWidth(Font &font) {
 561     SetFont(font);
 562     return hdc->GetCharWidth();
 563 }
 564
 565 int SurfaceImpl::SetPalette(Palette *pal, bool inBackGround) {
 566     return 0;
 567 }
 568
 569 void SurfaceImpl::SetClip(PRectangle rc) {
 570     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 571 }
 572
 573 void SurfaceImpl::FlushCachedState() {
 574 }
 575
 576 void SurfaceImpl::SetUnicodeMode(bool unicodeMode_) {
 577     unicodeMode=unicodeMode_;
 578 }
 579
 580 void SurfaceImpl::SetDBCSMode(int codePage) {
 581     // dbcsMode = codePage == SC_CP_DBCS;
 582 }
 583
 584
 585 Surface *Surface::Allocate() {
 586     return new SurfaceImpl;
 587 }
 588
 589
 590 //----------------------------------------------------------------------
 591
 592
 593 inline wxWindow* GETWIN(WindowID id) { return (wxWindow*)id; }
 594
 595 Window::~Window() {
 596 }
 597
 598 void Window::Destroy() {
 599     if (id) {
 600         Show(FALSE);
 601         GETWIN(id)->Destroy();
 602     }
 603     id = 0;
 604 }
 605
 606 bool Window::HasFocus() {
 607     return wxWindow::FindFocus() == GETWIN(id);
 608 }
 609
 610 PRectangle Window::GetPosition() {
 611     if (! id) return PRectangle();
 612     wxRect rc(GETWIN(id)->GetPosition(), GETWIN(id)->GetSize());
 613     return PRectangleFromwxRect(rc);
 614 }
 615
 616 void Window::SetPosition(PRectangle rc) {
 617     wxRect r = wxRectFromPRectangle(rc);
 618     GETWIN(id)->SetSize(r);
 619 }
 620
 621 void Window::SetPositionRelative(PRectangle rc, Window) {
 622     SetPosition(rc);  // ????
 623 }
 624
 625 PRectangle Window::GetClientPosition() {
 626     if (! id) return PRectangle();
 627     wxSize sz = GETWIN(id)->GetClientSize();
 628     return  PRectangle(0, 0, sz.x, sz.y);
 629 }
 630
 631 void Window::Show(bool show) {
 632     GETWIN(id)->Show(show);
 633 }
 634
 635 void Window::InvalidateAll() {
 636     GETWIN(id)->Refresh(false);
 637     wxWakeUpIdle();
 638 }
 639
 640 void Window::InvalidateRectangle(PRectangle rc) {
 641     wxRect r = wxRectFromPRectangle(rc);
 642     GETWIN(id)->Refresh(false, &r);
 643     wxWakeUpIdle();
 644 }
 645
 646 void Window::SetFont(Font &font) {
 647     GETWIN(id)->SetFont(*((wxFont*)font.GetID()));
 648 }
 649
 650 void Window::SetCursor(Cursor curs) {
 651     int cursorId;
 652
 653     switch (curs) {
 654     case cursorText:
 655         cursorId = wxCURSOR_IBEAM;
 656         break;
 657     case cursorArrow:
 658         cursorId = wxCURSOR_ARROW;
 659         break;
 660     case cursorUp:
 661         cursorId = wxCURSOR_ARROW; // ** no up arrow...  wxCURSOR_UPARROW;
 662         break;
 663     case cursorWait:
 664         cursorId = wxCURSOR_WAIT;
 665         break;
 666     case cursorHoriz:
 667         cursorId = wxCURSOR_SIZEWE;
 668         break;
 669     case cursorVert:
 670         cursorId = wxCURSOR_SIZENS;
 671         break;
 672     case cursorReverseArrow:
 673         cursorId = wxCURSOR_RIGHT_ARROW;
 674         break;
 675     case cursorHand:
 676         cursorId = wxCURSOR_HAND;
 677     default:
 678         cursorId = wxCURSOR_ARROW;
 679         break;
 680     }
 681 #ifdef __WXMOTIF__
 682        wxCursor wc = wxStockCursor(cursorId) ;
 683 #else
 684        wxCursor wc = wxCursor(cursorId) ;
 685 #endif
 686        GETWIN(id)->SetCursor(wc);
 687 }
 688
 689
 690 void Window::SetTitle(const char *s) {
 691     GETWIN(id)->SetTitle(stc2wx(s));
 692 }
 693
 694
 695 //----------------------------------------------------------------------
 696 // Helper classes for ListBox
 697
 698
 699 // This is a simple subclass of wxLIstView that just resets focus to the
 700 // parent when it gets it.
 701 class wxSTCListBox : public wxListView {
 702 public:
 703     wxSTCListBox(wxWindow* parent, wxWindowID id,
 704                  const wxPoint& pos, const wxSize& size,
 705                  long style)
 706         : wxListView(parent, id, pos, size, style)
 707     {}
 708
 709     void OnFocus(wxFocusEvent& event) {
 710         GetParent()->SetFocus();
 711         event.Skip();
 712     }
 713
 714 private:
 715     DECLARE_EVENT_TABLE()
 716 };
 717
 718 BEGIN_EVENT_TABLE(wxSTCListBox, wxListView)
 719     EVT_SET_FOCUS( wxSTCListBox::OnFocus)
 720 END_EVENT_TABLE()
 721
 722
 723
 724
 725 // A window to place the wxSTCListBox upon
 726 class wxSTCListBoxWin : public wxWindow {
 727 private:
 728     wxListView*         lv;
 729     CallBackAction      doubleClickAction;
 730     void*               doubleClickActionData;
 731 public:
 732     wxSTCListBoxWin(wxWindow* parent, wxWindowID id) :
 733         wxWindow(parent, id, wxDefaultPosition, wxSize(0,0), wxNO_BORDER )
 734     {
 735
 736         SetBackgroundColour(*wxBLACK);
 737         lv = new wxSTCListBox(this, id, wxDefaultPosition, wxDefaultSize,
 738                               wxLC_REPORT | wxLC_SINGLE_SEL | wxLC_NO_HEADER | wxNO_BORDER);
 739         lv->SetCursor(wxCursor(wxCURSOR_ARROW));
 740         lv->InsertColumn(0, wxEmptyString);
 741         lv->InsertColumn(1, wxEmptyString);
 742         Hide();
 743     }
 744
 745     int IconWidth() {
 746         wxImageList* il = lv->GetImageList(wxIMAGE_LIST_SMALL);
 747         if (il != NULL) {
 748             int w, h;
 749             il->GetSize(0, w, h);
 750             return w;
 751         }
 752         return 0;
 753     }
 754
 755
 756     void SetDoubleClickAction(CallBackAction action, void *data) {
 757         doubleClickAction = action;
 758         doubleClickActionData = data;
 759     }
 760
 761
 762     void OnFocus(wxFocusEvent& event) {
 763         GetParent()->SetFocus();
 764         event.Skip();
 765     }
 766
 767     void OnSize(wxSizeEvent& event) {
 768         // resize the child, leaving a 1 pixel border
 769         wxSize sz = GetClientSize();
 770         lv->SetSize(1, 1, sz.x-2, sz.y-2);
 771         // reset the column widths
 772         lv->SetColumnWidth(0, IconWidth()+4);
 773         lv->SetColumnWidth(1, sz.x - 2 - lv->GetColumnWidth(0) -
 774                            wxSystemSettings::GetMetric(wxSYS_VSCROLL_X));
 775         event.Skip();
 776     }
 777
 778     void OnActivate(wxListEvent& event) {
 779         doubleClickAction(doubleClickActionData);
 780     }
 781
 782     wxListView* GetLB() { return lv; }
 783
 784 private:
 785     DECLARE_EVENT_TABLE()
 786 };
 787
 788
 789 BEGIN_EVENT_TABLE(wxSTCListBoxWin, wxWindow)
 790     EVT_SET_FOCUS          (    wxSTCListBoxWin::OnFocus)
 791     EVT_SIZE               (    wxSTCListBoxWin::OnSize)
 792     EVT_LIST_ITEM_ACTIVATED(-1, wxSTCListBoxWin::OnActivate)
 793 END_EVENT_TABLE()
 794
 795
 796
 797 inline wxSTCListBoxWin* GETLBW(WindowID win) {
 798     return ((wxSTCListBoxWin*)win);
 799 }
 800
 801 inline wxListView* GETLB(WindowID win) {
 802     return GETLBW(win)->GetLB();
 803 }
 804
 805 //----------------------------------------------------------------------
 806
 807 class ListBoxImpl : public ListBox {
 808 private:
 809     int                 lineHeight;
 810     bool                unicodeMode;
 811     int                 desiredVisibleRows;
 812     int                 aveCharWidth;
 813     int                 maxStrWidth;
 814     wxImageList*        imgList;
 815     wxArrayInt*         imgTypeMap;
 816
 817 public:
 818     ListBoxImpl();
 819     ~ListBoxImpl();
 820
 821     virtual void SetFont(Font &font);
 822     virtual void Create(Window &parent, int ctrlID, int lineHeight_, bool unicodeMode_);
 823     virtual void SetAverageCharWidth(int width);
 824     virtual void SetVisibleRows(int rows);
 825     virtual PRectangle GetDesiredRect();
 826     virtual int CaretFromEdge();
 827     virtual void Clear();
 828     virtual void Append(char *s, int type = -1);
 829     virtual int Length();
 830     virtual void Select(int n);
 831     virtual int GetSelection();
 832     virtual int Find(const char *prefix);
 833     virtual void GetValue(int n, char *value, int len);
 834     virtual void Sort();
 835     virtual void RegisterImage(int type, const char *xpm_data);
 836     virtual void ClearRegisteredImages();
 837     virtual void SetDoubleClickAction(CallBackAction, void *);
 838
 839 };
 840
 841
 842 ListBoxImpl::ListBoxImpl()
 843     : lineHeight(10), unicodeMode(false),
 844       desiredVisibleRows(5), aveCharWidth(8), maxStrWidth(0),
 845       imgList(NULL), imgTypeMap(NULL)
 846 {
 847 }
 848
 849 ListBoxImpl::~ListBoxImpl() {
 850     if (imgList) {
 851         delete imgList;
 852         imgList = NULL;
 853     }
 854     if (imgTypeMap) {
 855         delete imgTypeMap;
 856         imgTypeMap = NULL;
 857     }
 858 }
 859
 860
 861 void ListBoxImpl::SetFont(Font &font) {
 862     GETLB(id)->SetFont(*((wxFont*)font.GetID()));
 863 }
 864
 865
 866 void ListBoxImpl::Create(Window &parent, int ctrlID, int lineHeight_, bool unicodeMode_) {
 867     lineHeight =  lineHeight_;
 868     unicodeMode = unicodeMode_;
 869     maxStrWidth = 0;
 870     id = new wxSTCListBoxWin(GETWIN(parent.GetID()), ctrlID);
 871     if (imgList != NULL)
 872         GETLB(id)->SetImageList(imgList, wxIMAGE_LIST_SMALL);
 873 }
 874
 875
 876 void ListBoxImpl::SetAverageCharWidth(int width) {
 877     aveCharWidth = width;
 878 }
 879
 880
 881 void ListBoxImpl::SetVisibleRows(int rows) {
 882     desiredVisibleRows = rows;
 883 }
 884
 885
 886 PRectangle ListBoxImpl::GetDesiredRect() {
 887     // wxListCtrl doesn't have a DoGetBestSize, so instead we kept track of
 888     // the max size in Append and calculate it here...
 889     int maxw = maxStrWidth;
 890     int maxh = 0;
 891
 892     // give it a default if there are no lines, and/or add a bit more
 893     if (maxw == 0) maxw = 100;
 894     maxw += aveCharWidth * 3 +
 895             GETLBW(id)->IconWidth() + wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
 896     if (maxw > 350)
 897         maxw = 350;
 898
 899     // estimate a desired height
 900     int count = GETLB(id)->GetItemCount();
 901     if (count) {
 902         wxRect rect;
 903         GETLB(id)->GetItemRect(0, rect);
 904         maxh = count * rect.GetHeight();
 905         if (maxh > 140)  // TODO:  Use desiredVisibleRows??
 906             maxh = 140;
 907
 908         // Try to make the size an exact multiple of some number of lines
 909         int lines = maxh / rect.GetHeight();
 910         maxh = (lines + 1) * rect.GetHeight() + 2;
 911     }
 912     else
 913         maxh = 100;
 914
 915     PRectangle rc;
 916     rc.top = 0;
 917     rc.left = 0;
 918     rc.right = maxw;
 919     rc.bottom = maxh;
 920     return rc;
 921 }
 922
 923
 924 int ListBoxImpl::CaretFromEdge() {
 925     return 4 + GETLBW(id)->IconWidth();
 926 }
 927
 928
 929 void ListBoxImpl::Clear() {
 930     GETLB(id)->DeleteAllItems();
 931 }
 932
 933
 934 void ListBoxImpl::Append(char *s, int type) {
 935     wxString text = stc2wx(s);
 936     long count  = GETLB(id)->GetItemCount();
 937     long itemID  = GETLB(id)->InsertItem(count, wxEmptyString);
 938     GETLB(id)->SetItem(itemID, 1, text);
 939     int itemWidth = 0;
 940     GETLB(id)->GetTextExtent(text, &itemWidth, NULL);
 941     maxStrWidth = wxMax(maxStrWidth, itemWidth);
 942     if (type != -1) {
 943         wxCHECK_RET(imgTypeMap, wxT("Unexpected NULL imgTypeMap"));
 944         long idx = imgTypeMap->Item(type);
 945         GETLB(id)->SetItemImage(itemID, idx, idx);
 946     }
 947 }
 948
 949
 950 int ListBoxImpl::Length() {
 951     return GETLB(id)->GetItemCount();
 952 }
 953
 954
 955 void ListBoxImpl::Select(int n) {
 956     bool select = TRUE;
 957     if (n == -1) {
 958         n = 0;
 959         select = FALSE;
 960     }
 961     GETLB(id)->Focus(n);
 962     GETLB(id)->Select(n, select);
 963 }
 964
 965
 966 int ListBoxImpl::GetSelection() {
 967     return GETLB(id)->GetFirstSelected();
 968 }
 969
 970
 971 int ListBoxImpl::Find(const char *prefix) {
 972     // No longer used
 973     return -1;
 974 }
 975
 976
 977 void ListBoxImpl::GetValue(int n, char *value, int len) {
 978     wxListItem item;
 979     item.SetId(n);
 980     item.SetColumn(1);
 981     item.SetMask(wxLIST_MASK_TEXT);
 982     GETLB(id)->GetItem(item);
 983     strncpy(value, wx2stc(item.GetText()), len);
 984     value[len-1] = '\0';
 985 }
 986
 987 void ListBoxImpl::Sort() {
 988 }
 989
 990
 991 void ListBoxImpl::RegisterImage(int type, const char *xpm_data) {
 992     wxMemoryInputStream stream(xpm_data, strlen(xpm_data)+1);
 993     wxBitmap bmp(wxImage(stream, wxBITMAP_TYPE_XPM));
 994
 995     if (! imgList) {
 996         // assumes all images are the same size
 997         imgList = new wxImageList(bmp.GetWidth(), bmp.GetHeight(), TRUE);
 998         imgTypeMap = new wxArrayInt;
 999     }
1000
1001     int idx = imgList->Add(bmp);
1002
1003     // do we need to extend the mapping array?
1004     wxArrayInt& itm = *imgTypeMap;
1005     if ( itm.GetCount() < (size_t)type+1)
1006         itm.Add(-1, type - itm.GetCount() + 1);
1007
1008     // Add an item that maps type to the image index
1009     itm[type] = idx;
1010 }
1011
1012 void ListBoxImpl::ClearRegisteredImages() {
1013     if (imgList) {
1014         delete imgList;
1015         imgList = NULL;
1016     }
1017     if (imgTypeMap) {
1018         delete imgTypeMap;
1019         imgTypeMap = NULL;
1020     }
1021     if (id)
1022         GETLB(id)->SetImageList(NULL, wxIMAGE_LIST_SMALL);
1023 }
1024
1025
1026 void ListBoxImpl::SetDoubleClickAction(CallBackAction action, void *data) {
1027     GETLBW(id)->SetDoubleClickAction(action, data);
1028 }
1029
1030
1031
1032 ListBox::ListBox() {
1033 }
1034
1035 ListBox::~ListBox() {
1036 }
1037
1038 ListBox *ListBox::Allocate() {
1039     return new ListBoxImpl();
1040 }
1041
1042 //----------------------------------------------------------------------
1043
1044 Menu::Menu() : id(0) {
1045 }
1046
1047 void Menu::CreatePopUp() {
1048     Destroy();
1049     id = new wxMenu();
1050 }
1051
1052 void Menu::Destroy() {
1053     if (id)
1054         delete (wxMenu*)id;
1055     id = 0;
1056 }
1057
1058 void Menu::Show(Point pt, Window &w) {
1059     GETWIN(w.GetID())->PopupMenu((wxMenu*)id, pt.x - 4, pt.y);
1060     Destroy();
1061 }
1062
1063 //----------------------------------------------------------------------
1064
1065 DynamicLibrary *DynamicLibrary::Load(const char *modulePath) {
1066     wxFAIL_MSG(wxT("Dynamic lexer loading not implemented yet"));
1067     return NULL;
1068 }
1069
1070 //----------------------------------------------------------------------
1071
1072 ColourDesired Platform::Chrome() {
1073     wxColour c;
1074     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
1075     return ColourDesired(c.Red(), c.Green(), c.Blue());
1076 }
1077
1078 ColourDesired Platform::ChromeHighlight() {
1079     wxColour c;
1080     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DHIGHLIGHT);
1081     return ColourDesired(c.Red(), c.Green(), c.Blue());
1082 }
1083
1084 const char *Platform::DefaultFont() {
1085     static char buf[128];
1086     strcpy(buf, wxNORMAL_FONT->GetFaceName().mbc_str());
1087     return buf;
1088 }
1089
1090 int Platform::DefaultFontSize() {
1091     return wxNORMAL_FONT->GetPointSize();
1092 }
1093
1094 unsigned int Platform::DoubleClickTime() {
1095     return 500;   // **** ::GetDoubleClickTime();
1096 }
1097
1098 bool Platform::MouseButtonBounce() {
1099         return FALSE;
1100 }
1101 void Platform::DebugDisplay(const char *s) {
1102     wxLogDebug(stc2wx(s));
1103 }
1104
1105 bool Platform::IsKeyDown(int key) {
1106     return false;  // I don't think we'll need this.
1107 }
1108
1109 long Platform::SendScintilla(WindowID w,
1110                              unsigned int msg,
1111                              unsigned long wParam,
1112                              long lParam) {
1113
1114     wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
1115     return stc->SendMsg(msg, wParam, lParam);
1116 }
1117
1118 long Platform::SendScintillaPointer(WindowID w,
1119                                     unsigned int msg,
1120                                     unsigned long wParam,
1121                                     void *lParam) {
1122
1123     wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
1124     return stc->SendMsg(msg, wParam, (long)lParam);
1125 }
1126
1127
1128 // These are utility functions not really tied to a platform
1129
1130 int Platform::Minimum(int a, int b) {
1131     if (a < b)
1132         return a;
1133     else
1134         return b;
1135 }
1136
1137 int Platform::Maximum(int a, int b) {
1138     if (a > b)
1139         return a;
1140     else
1141         return b;
1142 }
1143
1144 #define TRACE
1145
1146 void Platform::DebugPrintf(const char *format, ...) {
1147 #ifdef TRACE
1148     char buffer[2000];
1149     va_list pArguments;
1150     va_start(pArguments, format);
1151     vsprintf(buffer,format,pArguments);
1152     va_end(pArguments);
1153     Platform::DebugDisplay(buffer);
1154 #endif
1155 }
1156
1157
1158 static bool assertionPopUps = true;
1159
1160 bool Platform::ShowAssertionPopUps(bool assertionPopUps_) {
1161         bool ret = assertionPopUps;
1162         assertionPopUps = assertionPopUps_;
1163         return ret;
1164 }
1165
1166 void Platform::Assert(const char *c, const char *file, int line) {
1167         char buffer[2000];
1168         sprintf(buffer, "Assertion [%s] failed at %s %d", c, file, line);
1169         if (assertionPopUps) {
1170             /*int idButton = */
1171             wxMessageBox(stc2wx(buffer),
1172                          wxT("Assertion failure"),
1173                          wxICON_HAND | wxOK);
1174 //              if (idButton == IDRETRY) {
1175 //                      ::DebugBreak();
1176 //              } else if (idButton == IDIGNORE) {
1177 //                      // all OK
1178 //              } else {
1179 //                      abort();
1180 //              }
1181         } else {
1182                 strcat(buffer, "\r\n");
1183                 Platform::DebugDisplay(buffer);
1184                 abort();
1185         }
1186 }
1187
1188
1189 int Platform::Clamp(int val, int minVal, int maxVal) {
1190     if (val > maxVal)
1191         val = maxVal;
1192     if (val < minVal)
1193         val = minVal;
1194     return val;
1195 }
1196
1197
1198 bool Platform::IsDBCSLeadByte(int codePage, char ch) {
1199     return false;
1200 }
1201
1202 int Platform::DBCSCharLength(int codePage, const char *s) {
1203     return 1;
1204 }
1205
1206 int Platform::DBCSCharMaxLength() {
1207     return 1;
1208 }
1209
1210
1211 //----------------------------------------------------------------------
1212
1213 ElapsedTime::ElapsedTime() {
1214     wxStartTimer();
1215 }
1216
1217 double ElapsedTime::Duration(bool reset) {
1218     double result = wxGetElapsedTime(reset);
1219     result /= 1000.0;
1220     return result;
1221 }
1222
1223
1224 //----------------------------------------------------------------------
1225
1226 #if wxUSE_UNICODE
1227 wxString stc2wx(const char* str, size_t len)
1228 {
1229     char *buffer=new char[len+1];
1230     strncpy(buffer, str, len);
1231     buffer[len]=0;
1232
1233     wxString cstr(buffer, wxConvUTF8);
1234
1235     delete[] buffer;
1236     return cstr;
1237 }
1238 #endif
1239
1240
1241
1242
1243
1244