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 #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     hdc->DestroyClippingRegion();
 427 }
 428
 429
 430 void SurfaceImpl::DrawTextTransparent(PRectangle rc, Font &font, int ybase,
 431                                       const char *s, int len,
 432                                       ColourAllocated fore) {
 433
 434     SetFont(font);
 435     hdc->SetTextForeground(wxColourFromCA(fore));
 436     hdc->SetBackgroundMode(wxTRANSPARENT);
 437
 438     // ybase is where the baseline should be, but wxWin uses the upper left
 439     // corner, so I need to calculate the real position for the text...
 440     hdc->DrawText(stc2wx(s, len), rc.left, ybase - font.ascent);
 441
 442     hdc->SetBackgroundMode(wxSOLID);
 443 }
 444
 445
 446 void SurfaceImpl::MeasureWidths(Font &font, const char *s, int len, int *positions) {
 447
 448     wxString str = stc2wx(s, len);
 449     SetFont(font);
 450
 451 #ifndef __WXMAC__
 452     // Calculate the position of each character based on the widths of
 453     // the previous characters
 454     int* tpos = new int[len+1];
 455     int totalWidth = 0;
 456     size_t i;
 457     for (i=0; i<str.Length(); i++) {
 458         int w, h;
 459         hdc->GetTextExtent(str[i], &w, &h);
 460         totalWidth += w;
 461         tpos[i] = totalWidth;
 462     }
 463 #else
 464     // Instead of a running total, remeasure from the begining of the
 465     // text for each character's position.  This is because with AA fonts
 466     // on OS X widths can be fractions of pixels wide when more than one
 467     // are drawn together, so the sum of all character widths is not necessarily
 468     // (and probably not) the same as the whole string width.
 469     int* tpos = new int[len+1];
 470     size_t i;
 471     for (i=0; i<str.Length(); i++) {
 472         int w, h;
 473         hdc->GetTextExtent(str.Left(i+1), &w, &h);
 474         tpos[i] = w;
 475     }
 476 #endif
 477
 478
 479 #if wxUSE_UNICODE
 480     // Map the widths for UCS-2 characters back to the UTF-8 input string
 481     // NOTE:  I don't think this is right for when sizeof(wxChar) > 2, ie wxGTK2
 482     // so figure it out and fix it!
 483     i = 0;
 484     size_t ui = 0;
 485     while ((int)i < len) {
 486         unsigned char uch = (unsigned char)s[i];
 487         positions[i++] = tpos[ui];
 488         if (uch >= 0x80) {
 489             if (uch < (0x80 + 0x40 + 0x20)) {
 490                 positions[i++] = tpos[ui];
 491             } else {
 492                 positions[i++] = tpos[ui];
 493                 positions[i++] = tpos[ui];
 494             }
 495         }
 496         ui++;
 497     }
 498 #else
 499
 500     // If not unicode then just use the widths we have
 501     memcpy(positions, tpos, len * sizeof(*tpos));
 502 #endif
 503
 504     delete [] tpos;
 505 }
 506
 507
 508 int SurfaceImpl::WidthText(Font &font, const char *s, int len) {
 509     SetFont(font);
 510     int w;
 511     int h;
 512
 513     hdc->GetTextExtent(stc2wx(s, len), &w, &h);
 514     return w;
 515 }
 516
 517
 518 int SurfaceImpl::WidthChar(Font &font, char ch) {
 519     SetFont(font);
 520     int w;
 521     int h;
 522     char s[2] = { ch, 0 };
 523
 524     hdc->GetTextExtent(stc2wx(s, 1), &w, &h);
 525     return w;
 526 }
 527
 528 #define EXTENT_TEST wxT(" `~!@#$%^&*()-_=+\\|[]{};:\"\'<,>.?/1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
 529
 530 int SurfaceImpl::Ascent(Font &font) {
 531     SetFont(font);
 532     int w, h, d, e;
 533     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 534     font.ascent = h - d;
 535     return font.ascent;
 536 }
 537
 538 int SurfaceImpl::Descent(Font &font) {
 539     SetFont(font);
 540     int w, h, d, e;
 541     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 542     return d;
 543 }
 544
 545 int SurfaceImpl::InternalLeading(Font &font) {
 546     return 0;
 547 }
 548
 549 int SurfaceImpl::ExternalLeading(Font &font) {
 550     SetFont(font);
 551     int w, h, d, e;
 552     hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
 553     return e;
 554 }
 555
 556 int SurfaceImpl::Height(Font &font) {
 557     SetFont(font);
 558     return hdc->GetCharHeight();
 559 }
 560
 561 int SurfaceImpl::AverageCharWidth(Font &font) {
 562     SetFont(font);
 563     return hdc->GetCharWidth();
 564 }
 565
 566 int SurfaceImpl::SetPalette(Palette *pal, bool inBackGround) {
 567     return 0;
 568 }
 569
 570 void SurfaceImpl::SetClip(PRectangle rc) {
 571     hdc->SetClippingRegion(wxRectFromPRectangle(rc));
 572 }
 573
 574 void SurfaceImpl::FlushCachedState() {
 575 }
 576
 577 void SurfaceImpl::SetUnicodeMode(bool unicodeMode_) {
 578     unicodeMode=unicodeMode_;
 579 }
 580
 581 void SurfaceImpl::SetDBCSMode(int codePage) {
 582     // dbcsMode = codePage == SC_CP_DBCS;
 583 }
 584
 585
 586 Surface *Surface::Allocate() {
 587     return new SurfaceImpl;
 588 }
 589
 590
 591 //----------------------------------------------------------------------
 592
 593
 594 inline wxWindow* GETWIN(WindowID id) { return (wxWindow*)id; }
 595
 596 Window::~Window() {
 597 }
 598
 599 void Window::Destroy() {
 600     if (id) {
 601         Show(FALSE);
 602         GETWIN(id)->Destroy();
 603     }
 604     id = 0;
 605 }
 606
 607 bool Window::HasFocus() {
 608     return wxWindow::FindFocus() == GETWIN(id);
 609 }
 610
 611 PRectangle Window::GetPosition() {
 612     if (! id) return PRectangle();
 613     wxRect rc(GETWIN(id)->GetPosition(), GETWIN(id)->GetSize());
 614     return PRectangleFromwxRect(rc);
 615 }
 616
 617 void Window::SetPosition(PRectangle rc) {
 618     wxRect r = wxRectFromPRectangle(rc);
 619     GETWIN(id)->SetSize(r);
 620 }
 621
 622 void Window::SetPositionRelative(PRectangle rc, Window) {
 623     SetPosition(rc);  // ????
 624 }
 625
 626 PRectangle Window::GetClientPosition() {
 627     if (! id) return PRectangle();
 628     wxSize sz = GETWIN(id)->GetClientSize();
 629     return  PRectangle(0, 0, sz.x, sz.y);
 630 }
 631
 632 void Window::Show(bool show) {
 633     GETWIN(id)->Show(show);
 634 }
 635
 636 void Window::InvalidateAll() {
 637     GETWIN(id)->Refresh(false);
 638     wxWakeUpIdle();
 639 }
 640
 641 void Window::InvalidateRectangle(PRectangle rc) {
 642     wxRect r = wxRectFromPRectangle(rc);
 643     GETWIN(id)->Refresh(false, &r);
 644     wxWakeUpIdle();
 645 }
 646
 647 void Window::SetFont(Font &font) {
 648     GETWIN(id)->SetFont(*((wxFont*)font.GetID()));
 649 }
 650
 651 void Window::SetCursor(Cursor curs) {
 652     int cursorId;
 653
 654     switch (curs) {
 655     case cursorText:
 656         cursorId = wxCURSOR_IBEAM;
 657         break;
 658     case cursorArrow:
 659         cursorId = wxCURSOR_ARROW;
 660         break;
 661     case cursorUp:
 662         cursorId = wxCURSOR_ARROW; // ** no up arrow...  wxCURSOR_UPARROW;
 663         break;
 664     case cursorWait:
 665         cursorId = wxCURSOR_WAIT;
 666         break;
 667     case cursorHoriz:
 668         cursorId = wxCURSOR_SIZEWE;
 669         break;
 670     case cursorVert:
 671         cursorId = wxCURSOR_SIZENS;
 672         break;
 673     case cursorReverseArrow:
 674         cursorId = wxCURSOR_RIGHT_ARROW;
 675         break;
 676     case cursorHand:
 677         cursorId = wxCURSOR_HAND;
 678     default:
 679         cursorId = wxCURSOR_ARROW;
 680         break;
 681     }
 682 #ifdef __WXMOTIF__
 683        wxCursor wc = wxStockCursor(cursorId) ;
 684 #else
 685        wxCursor wc = wxCursor(cursorId) ;
 686 #endif
 687        GETWIN(id)->SetCursor(wc);
 688 }
 689
 690
 691 void Window::SetTitle(const char *s) {
 692     GETWIN(id)->SetTitle(stc2wx(s));
 693 }
 694
 695
 696 //----------------------------------------------------------------------
 697 // Helper classes for ListBox
 698
 699
 700 // This is a simple subclass of wxLIstView that just resets focus to the
 701 // parent when it gets it.
 702 class wxSTCListBox : public wxListView {
 703 public:
 704     wxSTCListBox(wxWindow* parent, wxWindowID id,
 705                  const wxPoint& pos, const wxSize& size,
 706                  long style)
 707         : wxListView(parent, id, pos, size, style)
 708     {}
 709
 710     void OnFocus(wxFocusEvent& event) {
 711         GetParent()->SetFocus();
 712         event.Skip();
 713     }
 714
 715 private:
 716     DECLARE_EVENT_TABLE()
 717 };
 718
 719 BEGIN_EVENT_TABLE(wxSTCListBox, wxListView)
 720     EVT_SET_FOCUS( wxSTCListBox::OnFocus)
 721 END_EVENT_TABLE()
 722
 723
 724
 725
 726 // A window to place the wxSTCListBox upon
 727 class wxSTCListBoxWin : public wxWindow {
 728 private:
 729     wxListView*         lv;
 730     CallBackAction      doubleClickAction;
 731     void*               doubleClickActionData;
 732 public:
 733     wxSTCListBoxWin(wxWindow* parent, wxWindowID id) :
 734         wxWindow(parent, id, wxDefaultPosition, wxSize(0,0), wxNO_BORDER )
 735     {
 736
 737         SetBackgroundColour(*wxBLACK);
 738         lv = new wxSTCListBox(this, id, wxDefaultPosition, wxDefaultSize,
 739                               wxLC_REPORT | wxLC_SINGLE_SEL | wxLC_NO_HEADER | wxNO_BORDER);
 740         lv->SetCursor(wxCursor(wxCURSOR_ARROW));
 741         lv->InsertColumn(0, wxEmptyString);
 742         lv->InsertColumn(1, wxEmptyString);
 743         Hide();
 744     }
 745
 746     int IconWidth() {
 747         wxImageList* il = lv->GetImageList(wxIMAGE_LIST_SMALL);
 748         if (il != NULL) {
 749             int w, h;
 750             il->GetSize(0, w, h);
 751             return w;
 752         }
 753         return 0;
 754     }
 755
 756
 757     void SetDoubleClickAction(CallBackAction action, void *data) {
 758         doubleClickAction = action;
 759         doubleClickActionData = data;
 760     }
 761
 762
 763     void OnFocus(wxFocusEvent& event) {
 764         GetParent()->SetFocus();
 765         event.Skip();
 766     }
 767
 768     void OnSize(wxSizeEvent& event) {
 769         // resize the child, leaving a 1 pixel border
 770         wxSize sz = GetClientSize();
 771         lv->SetSize(1, 1, sz.x-2, sz.y-2);
 772         // reset the column widths
 773         lv->SetColumnWidth(0, IconWidth()+4);
 774         lv->SetColumnWidth(1, sz.x - 2 - lv->GetColumnWidth(0) -
 775                            wxSystemSettings::GetMetric(wxSYS_VSCROLL_X));
 776         event.Skip();
 777     }
 778
 779     void OnActivate(wxListEvent& event) {
 780         doubleClickAction(doubleClickActionData);
 781     }
 782
 783     wxListView* GetLB() { return lv; }
 784
 785 private:
 786     DECLARE_EVENT_TABLE()
 787 };
 788
 789
 790 BEGIN_EVENT_TABLE(wxSTCListBoxWin, wxWindow)
 791     EVT_SET_FOCUS          (    wxSTCListBoxWin::OnFocus)
 792     EVT_SIZE               (    wxSTCListBoxWin::OnSize)
 793     EVT_LIST_ITEM_ACTIVATED(-1, wxSTCListBoxWin::OnActivate)
 794 END_EVENT_TABLE()
 795
 796
 797
 798 inline wxSTCListBoxWin* GETLBW(WindowID win) {
 799     return ((wxSTCListBoxWin*)win);
 800 }
 801
 802 inline wxListView* GETLB(WindowID win) {
 803     return GETLBW(win)->GetLB();
 804 }
 805
 806 //----------------------------------------------------------------------
 807
 808 class ListBoxImpl : public ListBox {
 809 private:
 810     int                 lineHeight;
 811     bool                unicodeMode;
 812     int                 desiredVisibleRows;
 813     int                 aveCharWidth;
 814     int                 maxStrWidth;
 815     wxImageList*        imgList;
 816     wxArrayInt*         imgTypeMap;
 817
 818 public:
 819     ListBoxImpl();
 820     ~ListBoxImpl();
 821
 822     virtual void SetFont(Font &font);
 823     virtual void Create(Window &parent, int ctrlID, int lineHeight_, bool unicodeMode_);
 824     virtual void SetAverageCharWidth(int width);
 825     virtual void SetVisibleRows(int rows);
 826     virtual PRectangle GetDesiredRect();
 827     virtual int CaretFromEdge();
 828     virtual void Clear();
 829     virtual void Append(char *s, int type = -1);
 830     virtual int Length();
 831     virtual void Select(int n);
 832     virtual int GetSelection();
 833     virtual int Find(const char *prefix);
 834     virtual void GetValue(int n, char *value, int len);
 835     virtual void Sort();
 836     virtual void RegisterImage(int type, const char *xpm_data);
 837     virtual void ClearRegisteredImages();
 838     virtual void SetDoubleClickAction(CallBackAction, void *);
 839
 840 };
 841
 842
 843 ListBoxImpl::ListBoxImpl()
 844     : lineHeight(10), unicodeMode(false),
 845       desiredVisibleRows(5), aveCharWidth(8), maxStrWidth(0),
 846       imgList(NULL), imgTypeMap(NULL)
 847 {
 848 }
 849
 850 ListBoxImpl::~ListBoxImpl() {
 851     if (imgList) {
 852         delete imgList;
 853         imgList = NULL;
 854     }
 855     if (imgTypeMap) {
 856         delete imgTypeMap;
 857         imgTypeMap = NULL;
 858     }
 859 }
 860
 861
 862 void ListBoxImpl::SetFont(Font &font) {
 863     GETLB(id)->SetFont(*((wxFont*)font.GetID()));
 864 }
 865
 866
 867 void ListBoxImpl::Create(Window &parent, int ctrlID, int lineHeight_, bool unicodeMode_) {
 868     lineHeight =  lineHeight_;
 869     unicodeMode = unicodeMode_;
 870     maxStrWidth = 0;
 871     id = new wxSTCListBoxWin(GETWIN(parent.GetID()), ctrlID);
 872     if (imgList != NULL)
 873         GETLB(id)->SetImageList(imgList, wxIMAGE_LIST_SMALL);
 874 }
 875
 876
 877 void ListBoxImpl::SetAverageCharWidth(int width) {
 878     aveCharWidth = width;
 879 }
 880
 881
 882 void ListBoxImpl::SetVisibleRows(int rows) {
 883     desiredVisibleRows = rows;
 884 }
 885
 886
 887 PRectangle ListBoxImpl::GetDesiredRect() {
 888     // wxListCtrl doesn't have a DoGetBestSize, so instead we kept track of
 889     // the max size in Append and calculate it here...
 890     int maxw = maxStrWidth;
 891     int maxh = 0;
 892
 893     // give it a default if there are no lines, and/or add a bit more
 894     if (maxw == 0) maxw = 100;
 895     maxw += aveCharWidth * 3 +
 896             GETLBW(id)->IconWidth() + wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
 897     if (maxw > 350)
 898         maxw = 350;
 899
 900     // estimate a desired height
 901     int count = GETLB(id)->GetItemCount();
 902     if (count) {
 903         wxRect rect;
 904         GETLB(id)->GetItemRect(0, rect);
 905         maxh = count * rect.GetHeight();
 906         if (maxh > 140)  // TODO:  Use desiredVisibleRows??
 907             maxh = 140;
 908
 909         // Try to make the size an exact multiple of some number of lines
 910         int lines = maxh / rect.GetHeight();
 911         maxh = (lines + 1) * rect.GetHeight() + 2;
 912     }
 913     else
 914         maxh = 100;
 915
 916     PRectangle rc;
 917     rc.top = 0;
 918     rc.left = 0;
 919     rc.right = maxw;
 920     rc.bottom = maxh;
 921     return rc;
 922 }
 923
 924
 925 int ListBoxImpl::CaretFromEdge() {
 926     return 4 + GETLBW(id)->IconWidth();
 927 }
 928
 929
 930 void ListBoxImpl::Clear() {
 931     GETLB(id)->DeleteAllItems();
 932 }
 933
 934
 935 void ListBoxImpl::Append(char *s, int type) {
 936     wxString text = stc2wx(s);
 937     long count  = GETLB(id)->GetItemCount();
 938     long itemID  = GETLB(id)->InsertItem(count, wxEmptyString);
 939     GETLB(id)->SetItem(itemID, 1, text);
 940     int itemWidth = 0;
 941     GETLB(id)->GetTextExtent(text, &itemWidth, NULL);
 942     maxStrWidth = wxMax(maxStrWidth, itemWidth);
 943     if (type != -1) {
 944         wxCHECK_RET(imgTypeMap, wxT("Unexpected NULL imgTypeMap"));
 945         long idx = imgTypeMap->Item(type);
 946         GETLB(id)->SetItemImage(itemID, idx, idx);
 947     }
 948 }
 949
 950
 951 int ListBoxImpl::Length() {
 952     return GETLB(id)->GetItemCount();
 953 }
 954
 955
 956 void ListBoxImpl::Select(int n) {
 957     bool select = TRUE;
 958     if (n == -1) {
 959         n = 0;
 960         select = FALSE;
 961     }
 962     GETLB(id)->Focus(n);
 963     GETLB(id)->Select(n, select);
 964 }
 965
 966
 967 int ListBoxImpl::GetSelection() {
 968     return GETLB(id)->GetFirstSelected();
 969 }
 970
 971
 972 int ListBoxImpl::Find(const char *prefix) {
 973     // No longer used
 974     return -1;
 975 }
 976
 977
 978 void ListBoxImpl::GetValue(int n, char *value, int len) {
 979     wxListItem item;
 980     item.SetId(n);
 981     item.SetColumn(1);
 982     item.SetMask(wxLIST_MASK_TEXT);
 983     GETLB(id)->GetItem(item);
 984     strncpy(value, wx2stc(item.GetText()), len);
 985     value[len-1] = '\0';
 986 }
 987
 988 void ListBoxImpl::Sort() {
 989 }
 990
 991
 992 void ListBoxImpl::RegisterImage(int type, const char *xpm_data) {
 993     wxMemoryInputStream stream(xpm_data, strlen(xpm_data)+1);
 994     wxBitmap bmp(wxImage(stream, wxBITMAP_TYPE_XPM));
 995
 996     if (! imgList) {
 997         // assumes all images are the same size
 998         imgList = new wxImageList(bmp.GetWidth(), bmp.GetHeight(), TRUE);
 999         imgTypeMap = new wxArrayInt;
1000     }
1001
1002     int idx = imgList->Add(bmp);
1003
1004     // do we need to extend the mapping array?
1005     wxArrayInt& itm = *imgTypeMap;
1006     if ( itm.GetCount() < (size_t)type+1)
1007         itm.Add(-1, type - itm.GetCount() + 1);
1008
1009     // Add an item that maps type to the image index
1010     itm[type] = idx;
1011 }
1012
1013 void ListBoxImpl::ClearRegisteredImages() {
1014     if (imgList) {
1015         delete imgList;
1016         imgList = NULL;
1017     }
1018     if (imgTypeMap) {
1019         delete imgTypeMap;
1020         imgTypeMap = NULL;
1021     }
1022     if (id)
1023         GETLB(id)->SetImageList(NULL, wxIMAGE_LIST_SMALL);
1024 }
1025
1026
1027 void ListBoxImpl::SetDoubleClickAction(CallBackAction action, void *data) {
1028     GETLBW(id)->SetDoubleClickAction(action, data);
1029 }
1030
1031
1032
1033 ListBox::ListBox() {
1034 }
1035
1036 ListBox::~ListBox() {
1037 }
1038
1039 ListBox *ListBox::Allocate() {
1040     return new ListBoxImpl();
1041 }
1042
1043 //----------------------------------------------------------------------
1044
1045 Menu::Menu() : id(0) {
1046 }
1047
1048 void Menu::CreatePopUp() {
1049     Destroy();
1050     id = new wxMenu();
1051 }
1052
1053 void Menu::Destroy() {
1054     if (id)
1055         delete (wxMenu*)id;
1056     id = 0;
1057 }
1058
1059 void Menu::Show(Point pt, Window &w) {
1060     GETWIN(w.GetID())->PopupMenu((wxMenu*)id, pt.x - 4, pt.y);
1061     Destroy();
1062 }
1063
1064 //----------------------------------------------------------------------
1065
1066 DynamicLibrary *DynamicLibrary::Load(const char *modulePath) {
1067     wxFAIL_MSG(wxT("Dynamic lexer loading not implemented yet"));
1068     return NULL;
1069 }
1070
1071 //----------------------------------------------------------------------
1072
1073 ColourDesired Platform::Chrome() {
1074     wxColour c;
1075     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
1076     return ColourDesired(c.Red(), c.Green(), c.Blue());
1077 }
1078
1079 ColourDesired Platform::ChromeHighlight() {
1080     wxColour c;
1081     c = wxSystemSettings::GetColour(wxSYS_COLOUR_3DHIGHLIGHT);
1082     return ColourDesired(c.Red(), c.Green(), c.Blue());
1083 }
1084
1085 const char *Platform::DefaultFont() {
1086     static char buf[128];
1087     strcpy(buf, wxNORMAL_FONT->GetFaceName().mbc_str());
1088     return buf;
1089 }
1090
1091 int Platform::DefaultFontSize() {
1092     return wxNORMAL_FONT->GetPointSize();
1093 }
1094
1095 unsigned int Platform::DoubleClickTime() {
1096     return 500;   // **** ::GetDoubleClickTime();
1097 }
1098
1099 bool Platform::MouseButtonBounce() {
1100         return FALSE;
1101 }
1102 void Platform::DebugDisplay(const char *s) {
1103     wxLogDebug(stc2wx(s));
1104 }
1105
1106 bool Platform::IsKeyDown(int key) {
1107     return false;  // I don't think we'll need this.
1108 }
1109
1110 long Platform::SendScintilla(WindowID w,
1111                              unsigned int msg,
1112                              unsigned long wParam,
1113                              long lParam) {
1114
1115     wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
1116     return stc->SendMsg(msg, wParam, lParam);
1117 }
1118
1119 long Platform::SendScintillaPointer(WindowID w,
1120                                     unsigned int msg,
1121                                     unsigned long wParam,
1122                                     void *lParam) {
1123
1124     wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
1125     return stc->SendMsg(msg, wParam, (long)lParam);
1126 }
1127
1128
1129 // These are utility functions not really tied to a platform
1130
1131 int Platform::Minimum(int a, int b) {
1132     if (a < b)
1133         return a;
1134     else
1135         return b;
1136 }
1137
1138 int Platform::Maximum(int a, int b) {
1139     if (a > b)
1140         return a;
1141     else
1142         return b;
1143 }
1144
1145 #define TRACE
1146
1147 void Platform::DebugPrintf(const char *format, ...) {
1148 #ifdef TRACE
1149     char buffer[2000];
1150     va_list pArguments;
1151     va_start(pArguments, format);
1152     vsprintf(buffer,format,pArguments);
1153     va_end(pArguments);
1154     Platform::DebugDisplay(buffer);
1155 #endif
1156 }
1157
1158
1159 static bool assertionPopUps = true;
1160
1161 bool Platform::ShowAssertionPopUps(bool assertionPopUps_) {
1162         bool ret = assertionPopUps;
1163         assertionPopUps = assertionPopUps_;
1164         return ret;
1165 }
1166
1167 void Platform::Assert(const char *c, const char *file, int line) {
1168         char buffer[2000];
1169         sprintf(buffer, "Assertion [%s] failed at %s %d", c, file, line);
1170         if (assertionPopUps) {
1171             /*int idButton = */
1172             wxMessageBox(stc2wx(buffer),
1173                          wxT("Assertion failure"),
1174                          wxICON_HAND | wxOK);
1175 //              if (idButton == IDRETRY) {
1176 //                      ::DebugBreak();
1177 //              } else if (idButton == IDIGNORE) {
1178 //                      // all OK
1179 //              } else {
1180 //                      abort();
1181 //              }
1182         } else {
1183                 strcat(buffer, "\r\n");
1184                 Platform::DebugDisplay(buffer);
1185                 abort();
1186         }
1187 }
1188
1189
1190 int Platform::Clamp(int val, int minVal, int maxVal) {
1191     if (val > maxVal)
1192         val = maxVal;
1193     if (val < minVal)
1194         val = minVal;
1195     return val;
1196 }
1197
1198
1199 bool Platform::IsDBCSLeadByte(int codePage, char ch) {
1200     return false;
1201 }
1202
1203 int Platform::DBCSCharLength(int codePage, const char *s) {
1204     return 1;
1205 }
1206
1207 int Platform::DBCSCharMaxLength() {
1208     return 1;
1209 }
1210
1211
1212 //----------------------------------------------------------------------
1213
1214 ElapsedTime::ElapsedTime() {
1215     wxStartTimer();
1216 }
1217
1218 double ElapsedTime::Duration(bool reset) {
1219     double result = wxGetElapsedTime(reset);
1220     result /= 1000.0;
1221     return result;
1222 }
1223
1224
1225 //----------------------------------------------------------------------
1226
1227 #if wxUSE_UNICODE
1228 wxString stc2wx(const char* str, size_t len)
1229 {
1230     char *buffer=new char[len+1];
1231     strncpy(buffer, str, len);
1232     buffer[len]=0;
1233
1234     wxString cstr(buffer, wxConvUTF8);
1235
1236     delete[] buffer;
1237     return cstr;
1238 }
1239 #endif
1240
1241
1242
1243
1244
1245