src/univ/themes/gtk.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        univ/themes/gtk.cpp
   3 // Purpose:     wxUniversal theme implementing GTK-like LNF
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     06.08.00
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2000 SciTech Software, Inc. (www.scitechsoft.com)
   9 // Licence:     wxWindows license
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ===========================================================================
  13 // declarations
  14 // ===========================================================================
  15
  16 // ---------------------------------------------------------------------------
  17 // headers
  18 // ---------------------------------------------------------------------------
  19
  20 // for compilers that support precompilation, includes "wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #ifndef WX_PRECOMP
  28     #include "wx/intl.h"
  29     #include "wx/log.h"
  30     #include "wx/dcmemory.h"
  31     #include "wx/window.h"
  32
  33     #include "wx/button.h"
  34     #include "wx/checkbox.h"
  35     #include "wx/listbox.h"
  36     #include "wx/checklst.h"
  37     #include "wx/combobox.h"
  38     #include "wx/scrolbar.h"
  39     #include "wx/slider.h"
  40     #include "wx/textctrl.h"
  41 #endif // WX_PRECOMP
  42
  43 #include "wx/notebook.h"
  44 #include "wx/spinbutt.h"
  45
  46 #include "wx/univ/renderer.h"
  47 #include "wx/univ/inphand.h"
  48 #include "wx/univ/colschem.h"
  49 #include "wx/univ/theme.h"
  50
  51 // ----------------------------------------------------------------------------
  52 // constants (to be removed, for testing only)
  53 // ----------------------------------------------------------------------------
  54
  55 static const size_t BORDER_THICKNESS = 1;
  56
  57 // ----------------------------------------------------------------------------
  58 // wxGTKRenderer: draw the GUI elements in GTK style
  59 // ----------------------------------------------------------------------------
  60
  61 class wxGTKRenderer : public wxRenderer
  62 {
  63 public:
  64     wxGTKRenderer(const wxColourScheme *scheme);
  65
  66     // implement the base class pure virtuals
  67     virtual void DrawBackground(wxDC& dc,
  68                                 const wxColour& col,
  69                                 const wxRect& rect,
  70                                 int flags = 0);
  71     virtual void DrawLabel(wxDC& dc,
  72                            const wxString& label,
  73                            const wxRect& rect,
  74                            int flags = 0,
  75                            int alignment = wxALIGN_LEFT | wxALIGN_TOP,
  76                            int indexAccel = -1,
  77                            wxRect *rectBounds = NULL);
  78     virtual void DrawButtonLabel(wxDC& dc,
  79                                  const wxString& label,
  80                                  const wxBitmap& image,
  81                                  const wxRect& rect,
  82                                  int flags = 0,
  83                                  int alignment = wxALIGN_LEFT | wxALIGN_TOP,
  84                                  int indexAccel = -1,
  85                                  wxRect *rectBounds = NULL);
  86     virtual void DrawBorder(wxDC& dc,
  87                             wxBorder border,
  88                             const wxRect& rect,
  89                             int flags = 0,
  90                             wxRect *rectIn = (wxRect *)NULL);
  91     virtual void DrawHorizontalLine(wxDC& dc,
  92                                     wxCoord y, wxCoord x1, wxCoord x2);
  93     virtual void DrawVerticalLine(wxDC& dc,
  94                                   wxCoord x, wxCoord y1, wxCoord y2);
  95     virtual void DrawFrame(wxDC& dc,
  96                            const wxString& label,
  97                            const wxRect& rect,
  98                            int flags = 0,
  99                            int alignment = wxALIGN_LEFT,
 100                            int indexAccel = -1);
 101     virtual void DrawTextBorder(wxDC& dc,
 102                                 wxBorder border,
 103                                 const wxRect& rect,
 104                                 int flags = 0,
 105                                 wxRect *rectIn = (wxRect *)NULL);
 106     virtual void DrawButtonBorder(wxDC& dc,
 107                                   const wxRect& rect,
 108                                   int flags = 0,
 109                                   wxRect *rectIn = (wxRect *)NULL);
 110     virtual void DrawArrow(wxDC& dc,
 111                            wxDirection dir,
 112                            const wxRect& rect,
 113                            int flags = 0);
 114     virtual void DrawScrollbarArrow(wxDC& dc,
 115                                     wxDirection dir,
 116                                     const wxRect& rect,
 117                                     int flags = 0);
 118     virtual void DrawScrollbarThumb(wxDC& dc,
 119                                     wxOrientation orient,
 120                                     const wxRect& rect,
 121                                     int flags = 0);
 122     virtual void DrawScrollbarShaft(wxDC& dc,
 123                                     wxOrientation orient,
 124                                     const wxRect& rect,
 125                                     int flags = 0);
 126     virtual void DrawScrollCorner(wxDC& dc,
 127                                   const wxRect& rect);
 128     virtual void DrawItem(wxDC& dc,
 129                           const wxString& label,
 130                           const wxRect& rect,
 131                           int flags = 0);
 132     virtual void DrawCheckItem(wxDC& dc,
 133                                const wxString& label,
 134                                const wxBitmap& bitmap,
 135                                const wxRect& rect,
 136                                int flags = 0);
 137     virtual void DrawCheckButton(wxDC& dc,
 138                                  const wxString& label,
 139                                  const wxBitmap& bitmap,
 140                                  const wxRect& rect,
 141                                  int flags = 0,
 142                                  wxAlignment align = wxALIGN_LEFT,
 143                                  int indexAccel = -1);
 144
 145     virtual void DrawRadioButton(wxDC& dc,
 146                                  const wxString& label,
 147                                  const wxBitmap& bitmap,
 148                                  const wxRect& rect,
 149                                  int flags = 0,
 150                                  wxAlignment align = wxALIGN_LEFT,
 151                                  int indexAccel = -1);
 152
 153     virtual void DrawTextLine(wxDC& dc,
 154                               const wxString& text,
 155                               const wxRect& rect,
 156                               int selStart = -1,
 157                               int selEnd = -1,
 158                               int flags = 0);
 159     virtual void DrawLineWrapMark(wxDC& dc, const wxRect& rect);
 160     virtual void DrawTab(wxDC& dc,
 161                          const wxRect& rect,
 162                          wxDirection dir,
 163                          const wxString& label,
 164                          const wxBitmap& bitmap = wxNullBitmap,
 165                          int flags = 0,
 166                          int indexAccel = -1);
 167
 168     virtual void DrawSliderShaft(wxDC& dc,
 169                                  const wxRect& rect,
 170                                  wxOrientation orient,
 171                                  int flags = 0,
 172                                  wxRect *rectShaft = NULL);
 173     virtual void DrawSliderThumb(wxDC& dc,
 174                                  const wxRect& rect,
 175                                  wxOrientation orient,
 176                                  int flags = 0);
 177     virtual void DrawSliderTicks(wxDC& dc,
 178                                  const wxRect& rect,
 179                                  const wxSize& sizeThumb,
 180                                  wxOrientation orient,
 181                                  int start,
 182                                  int end,
 183                                  int step,
 184                                  int flags)
 185     {
 186         // we don't have the ticks in GTK version
 187     }
 188
 189     virtual void DrawMenuBarItem(wxDC& dc,
 190                                  const wxRect& rect,
 191                                  const wxString& label,
 192                                  int flags = 0,
 193                                  int indexAccel = -1);
 194     virtual void DrawMenuItem(wxDC& dc,
 195                               wxCoord y,
 196                               const wxMenuGeometryInfo& geometryInfo,
 197                               const wxString& label,
 198                               const wxString& accel,
 199                               const wxBitmap& bitmap = wxNullBitmap,
 200                               int flags = 0,
 201                               int indexAccel = -1);
 202     virtual void DrawMenuSeparator(wxDC& dc,
 203                                    wxCoord y,
 204                                    const wxMenuGeometryInfo& geomInfo);
 205
 206     virtual void GetComboBitmaps(wxBitmap *bmpNormal,
 207                                  wxBitmap *bmpPressed,
 208                                  wxBitmap *bmpDisabled);
 209
 210     virtual void AdjustSize(wxSize *size, const wxWindow *window);
 211     virtual wxRect GetBorderDimensions(wxBorder border) const;
 212     virtual bool AreScrollbarsInsideBorder() const;
 213
 214     // geometry and hit testing
 215     virtual wxSize GetScrollbarArrowSize() const
 216         { return m_sizeScrollbarArrow; }
 217     virtual wxRect GetScrollbarRect(const wxScrollBar *scrollbar,
 218                                     wxScrollBar::Element elem,
 219                                     int thumbPos = -1) const;
 220     virtual wxCoord GetScrollbarSize(const wxScrollBar *scrollbar);
 221     virtual wxHitTest HitTestScrollbar(const wxScrollBar *scrollbar,
 222                                        const wxPoint& pt) const;
 223     virtual wxCoord ScrollbarToPixel(const wxScrollBar *scrollbar,
 224                                      int thumbPos = -1);
 225     virtual int PixelToScrollbar(const wxScrollBar *scrollbar, wxCoord coord);
 226     virtual wxCoord GetListboxItemHeight(wxCoord fontHeight)
 227         { return fontHeight + 2; }
 228     virtual wxSize GetCheckBitmapSize() const
 229         { return wxSize(10, 10); }
 230     virtual wxSize GetRadioBitmapSize() const
 231         { return wxSize(11, 11); }
 232     virtual wxCoord GetCheckItemMargin() const
 233         { return 2; }
 234
 235     virtual wxRect GetTextTotalArea(const wxTextCtrl *text,
 236                                     const wxRect& rect);
 237     virtual wxRect GetTextClientArea(const wxTextCtrl *text,
 238                                      const wxRect& rect,
 239                                      wxCoord *extraSpaceBeyond);
 240
 241     virtual wxSize GetTabIndent() const { return wxSize(2, 2); }
 242     virtual wxSize GetTabPadding() const { return wxSize(6, 6); }
 243
 244     virtual wxCoord GetSliderDim() const { return 15; }
 245     virtual wxCoord GetSliderTickLen() const { return 0; }
 246     virtual wxRect GetSliderShaftRect(const wxRect& rect,
 247                                       wxOrientation orient) const;
 248     virtual wxSize GetSliderThumbSize(const wxRect& rect,
 249                                       wxOrientation orient) const;
 250     virtual wxSize GetProgressBarStep() const { return wxSize(16, 32); }
 251
 252     virtual wxSize GetMenuBarItemSize(const wxSize& sizeText) const;
 253     virtual wxMenuGeometryInfo *GetMenuGeometry(wxWindow *win,
 254                                                 const wxMenu& menu) const;
 255
 256     // helpers for "wxBitmap wxColourScheme::Get()"
 257     void DrawCheckBitmap(wxDC& dc, const wxRect& rect);
 258     void DrawUncheckBitmap(wxDC& dc, const wxRect& rect, bool isPressed);
 259
 260 protected:
 261     // DrawBackground() helpers
 262
 263     // get the colour to use for background
 264     wxColour GetBackgroundColour(int flags) const
 265     {
 266         if ( flags & wxCONTROL_PRESSED )
 267             return wxSCHEME_COLOUR(m_scheme, CONTROL_PRESSED);
 268         else if ( flags & wxCONTROL_CURRENT )
 269             return wxSCHEME_COLOUR(m_scheme, CONTROL_CURRENT);
 270         else
 271             return wxSCHEME_COLOUR(m_scheme, CONTROL);
 272     }
 273
 274     // draw the background with any colour, not only the default one(s)
 275     void DoDrawBackground(wxDC& dc,
 276                           const wxColour& col,
 277                           const wxRect& rect);
 278
 279     // DrawBorder() helpers: all of them shift and clip the DC after drawing
 280     // the border
 281
 282     // just draw a rectangle with the given pen
 283     void DrawRect(wxDC& dc, wxRect *rect, const wxPen& pen);
 284
 285     // draw the lower left part of rectangle
 286     void DrawHalfRect(wxDC& dc, wxRect *rect, const wxPen& pen);
 287
 288     // draw the rectange using the first brush for the left and top sides and
 289     // the second one for the bottom and right ones
 290     void DrawShadedRect(wxDC& dc, wxRect *rect,
 291                         const wxPen& pen1, const wxPen& pen2);
 292
 293     // as DrawShadedRect() but the pixels in the bottom left and upper right
 294     // border are drawn with the pen1, not pen2
 295     void DrawAntiShadedRect(wxDC& dc, wxRect *rect,
 296                             const wxPen& pen1, const wxPen& pen2);
 297
 298     // used for drawing opened rectangles - draws only one side of it at once
 299     // (and doesn't adjust the rect)
 300     void DrawAntiShadedRectSide(wxDC& dc,
 301                                 const wxRect& rect,
 302                                 const wxPen& pen1,
 303                                 const wxPen& pen2,
 304                                 wxDirection dir);
 305
 306     // draw an opened rect for the arrow in given direction
 307     void DrawArrowBorder(wxDC& dc,
 308                          wxRect *rect,
 309                          wxDirection dir);
 310
 311     // draw two sides of the rectangle
 312     void DrawThumbBorder(wxDC& dc,
 313                          wxRect *rect,
 314                          wxOrientation orient);
 315
 316     // draw the normal 3D border
 317     void DrawRaisedBorder(wxDC& dc, wxRect *rect);
 318
 319     // just as DrawRaisedBorder() except that the bottom left and up right
 320     // pixels of the interior rect are drawn in another colour (i.e. the inner
 321     // rect is drawn with DrawAntiShadedRect() and not DrawShadedRect())
 322     void DrawAntiRaisedBorder(wxDC& dc, wxRect *rect);
 323
 324     // returns the size of the arrow for the scrollbar (depends on
 325     // orientation)
 326     wxSize GetScrollbarArrowSize(const wxScrollBar *scrollbar) const
 327     {
 328         wxSize size;
 329         if ( scrollbar->IsVertical() )
 330         {
 331             size = m_sizeScrollbarArrow;
 332         }
 333         else
 334         {
 335             size.x = m_sizeScrollbarArrow.y;
 336             size.y = m_sizeScrollbarArrow.x;
 337         }
 338
 339         return size;
 340     }
 341
 342     // get the line wrap indicator bitmap
 343     wxBitmap GetLineWrapBitmap();
 344
 345     // DrawCheckBitmap and DrawRadioBitmap helpers
 346
 347     // draw the check bitmaps once and cache them for later use
 348     wxBitmap GetCheckBitmap(int flags);
 349
 350     // draw a /\ or \/ line from (x1, y1) to (x2, y1) passing by the point
 351     // ((x1 + x2)/2, y2)
 352     void DrawUpZag(wxDC& dc,
 353                    wxCoord x1, wxCoord x2,
 354                    wxCoord y1, wxCoord y2);
 355     void DrawDownZag(wxDC& dc,
 356                      wxCoord x1, wxCoord x2,
 357                      wxCoord y1, wxCoord y2);
 358
 359     // draw the radio button bitmap for the given state
 360     void DrawRadioBitmap(wxDC& dc, const wxRect& rect, int flags);
 361
 362     // draw check/radio - the bitmap must be a valid one by now
 363     void DoDrawCheckOrRadioBitmap(wxDC& dc,
 364                                   const wxString& label,
 365                                   const wxBitmap& bitmap,
 366                                   const wxRect& rectTotal,
 367                                   int flags,
 368                                   wxAlignment align,
 369                                   int indexAccel);
 370
 371 private:
 372     const wxColourScheme *m_scheme;
 373
 374     // data
 375     wxSize m_sizeScrollbarArrow;
 376
 377     // GDI objects
 378     wxPen m_penBlack,
 379           m_penDarkGrey,
 380           m_penGrey,
 381           m_penLightGrey,
 382           m_penHighlight;
 383
 384     // the checkbox bitmaps: first row is for the normal, second for the
 385     // pressed state and the columns are for checked and unchecked status
 386     // respectively
 387     wxBitmap m_bitmapsCheckbox[2][2];
 388
 389     // the line wrap bitmap (drawn at the end of wrapped lines)
 390     wxBitmap m_bmpLineWrap;
 391 };
 392
 393 // ----------------------------------------------------------------------------
 394 // wxGTKInputHandler and derived classes: process the keyboard and mouse
 395 // messages according to GTK standards
 396 // ----------------------------------------------------------------------------
 397
 398 class wxGTKInputHandler : public wxInputHandler
 399 {
 400 public:
 401     wxGTKInputHandler(wxGTKRenderer *renderer);
 402
 403     virtual bool HandleKey(wxControl *control,
 404                            const wxKeyEvent& event,
 405                            bool pressed);
 406     virtual bool HandleMouse(wxControl *control,
 407                              const wxMouseEvent& event);
 408     virtual bool HandleMouseMove(wxControl *control, const wxMouseEvent& event);
 409
 410 protected:
 411     wxGTKRenderer *m_renderer;
 412 };
 413
 414 class wxGTKScrollBarInputHandler : public wxStdScrollBarInputHandler
 415 {
 416 public:
 417     wxGTKScrollBarInputHandler(wxRenderer *renderer, wxInputHandler *handler)
 418         : wxStdScrollBarInputHandler(renderer, handler) { }
 419
 420 protected:
 421     virtual void Highlight(wxScrollBar *scrollbar, bool doIt)
 422     {
 423         // only arrows and the thumb can be highlighted
 424         if ( !IsArrow() && m_htLast != wxHT_SCROLLBAR_THUMB )
 425             return;
 426
 427         wxStdScrollBarInputHandler::Highlight(scrollbar, doIt);
 428     }
 429
 430     virtual void Press(wxScrollBar *scrollbar, bool doIt)
 431     {
 432         // only arrows can be pressed
 433         if ( !IsArrow() )
 434             return;
 435
 436         wxStdScrollBarInputHandler::Press(scrollbar, doIt);
 437     }
 438
 439     virtual bool IsAllowedButton(int WXUNUSED(button)) { return TRUE; }
 440
 441     bool IsArrow() const
 442     {
 443         return m_htLast == wxHT_SCROLLBAR_ARROW_LINE_1 ||
 444                 m_htLast == wxHT_SCROLLBAR_ARROW_LINE_2;
 445     }
 446 };
 447
 448 class wxGTKCheckboxInputHandler : public wxStdCheckboxInputHandler
 449 {
 450 public:
 451     wxGTKCheckboxInputHandler(wxInputHandler *handler)
 452         : wxStdCheckboxInputHandler(handler) { }
 453
 454     virtual bool HandleKey(wxControl *control,
 455                            const wxKeyEvent& event,
 456                            bool pressed);
 457 };
 458
 459 class wxGTKTextCtrlInputHandler : public wxStdTextCtrlInputHandler
 460 {
 461 public:
 462     wxGTKTextCtrlInputHandler(wxInputHandler *handler)
 463         : wxStdTextCtrlInputHandler(handler) { }
 464
 465     virtual bool HandleKey(wxControl *control,
 466                            const wxKeyEvent& event,
 467                            bool pressed);
 468 };
 469
 470 // ----------------------------------------------------------------------------
 471 // wxGTKColourScheme: uses the standard GTK colours
 472 // ----------------------------------------------------------------------------
 473
 474 class wxGTKColourScheme : public wxColourScheme
 475 {
 476 public:
 477     virtual wxColour Get(StdColour col) const;
 478     virtual wxColour GetBackground(wxWindow *win) const;
 479 };
 480
 481 // ----------------------------------------------------------------------------
 482 // wxGTKTheme
 483 // ----------------------------------------------------------------------------
 484
 485 WX_DEFINE_ARRAY(wxInputHandler *, wxArrayHandlers);
 486
 487 class wxGTKTheme : public wxTheme
 488 {
 489 public:
 490     wxGTKTheme();
 491     virtual ~wxGTKTheme();
 492
 493     virtual wxRenderer *GetRenderer() { return m_renderer; }
 494     virtual wxInputHandler *GetInputHandler(const wxString& control);
 495     virtual wxColourScheme *GetColourScheme() { return m_scheme; }
 496
 497 private:
 498     // get the default input handler
 499     wxInputHandler *GetDefaultInputHandler();
 500
 501     wxGTKRenderer *m_renderer;
 502
 503     // the names of the already created handlers and the handlers themselves
 504     // (these arrays are synchronized)
 505     wxSortedArrayString m_handlerNames;
 506     wxArrayHandlers m_handlers;
 507
 508     wxGTKInputHandler *m_handlerDefault;
 509
 510     wxGTKColourScheme *m_scheme;
 511
 512     WX_DECLARE_THEME(gtk)
 513 };
 514
 515 // ============================================================================
 516 // implementation
 517 // ============================================================================
 518
 519 WX_IMPLEMENT_THEME(wxGTKTheme, gtk, wxTRANSLATE("GTK+ theme"));
 520
 521 // ----------------------------------------------------------------------------
 522 // wxGTKTheme
 523 // ----------------------------------------------------------------------------
 524
 525 wxGTKTheme::wxGTKTheme()
 526 {
 527     m_scheme = new wxGTKColourScheme;
 528     m_renderer = new wxGTKRenderer(m_scheme);
 529     m_handlerDefault = NULL;
 530 }
 531
 532 wxGTKTheme::~wxGTKTheme()
 533 {
 534     size_t count = m_handlers.GetCount();
 535     for ( size_t n = 0; n < count; n++ )
 536     {
 537         if ( m_handlers[n] != m_handlerDefault )
 538             delete m_handlers[n];
 539     }
 540
 541     delete m_handlerDefault;
 542     delete m_renderer;
 543     delete m_scheme;
 544 }
 545
 546 wxInputHandler *wxGTKTheme::GetDefaultInputHandler()
 547 {
 548     if ( !m_handlerDefault )
 549     {
 550         m_handlerDefault = new wxGTKInputHandler(m_renderer);
 551     }
 552
 553     return m_handlerDefault;
 554 }
 555
 556 wxInputHandler *wxGTKTheme::GetInputHandler(const wxString& control)
 557 {
 558     wxInputHandler *handler;
 559     int n = m_handlerNames.Index(control);
 560     if ( n == wxNOT_FOUND )
 561     {
 562         // create a new handler
 563         if ( control == wxINP_HANDLER_SCROLLBAR )
 564             handler = new wxGTKScrollBarInputHandler(m_renderer,
 565                                                      GetDefaultInputHandler());
 566 #if wxUSE_BUTTON
 567         else if ( control == wxINP_HANDLER_BUTTON )
 568             handler = new wxStdButtonInputHandler(GetDefaultInputHandler());
 569 #endif // wxUSE_CHECKBOX
 570 #if wxUSE_CHECKBOX
 571         else if ( control == wxINP_HANDLER_CHECKBOX )
 572             handler = new wxGTKCheckboxInputHandler(GetDefaultInputHandler());
 573 #endif // wxUSE_CHECKBOX
 574 #if wxUSE_COMBOBOX
 575         else if ( control == wxINP_HANDLER_COMBOBOX )
 576             handler = new wxStdComboBoxInputHandler(GetDefaultInputHandler());
 577 #endif // wxUSE_COMBOBOX
 578 #if wxUSE_LISTBOX
 579         else if ( control == wxINP_HANDLER_LISTBOX )
 580             handler = new wxStdListboxInputHandler(GetDefaultInputHandler());
 581 #endif // wxUSE_LISTBOX
 582 #if wxUSE_CHECKLISTBOX
 583         else if ( control == wxINP_HANDLER_CHECKLISTBOX )
 584             handler = new wxStdCheckListboxInputHandler(GetDefaultInputHandler());
 585 #endif // wxUSE_CHECKLISTBOX
 586 #if wxUSE_TEXTCTRL
 587         else if ( control == wxINP_HANDLER_TEXTCTRL )
 588             handler = new wxGTKTextCtrlInputHandler(GetDefaultInputHandler());
 589 #endif // wxUSE_TEXTCTRL
 590 #if wxUSE_SLIDER
 591         else if ( control == wxINP_HANDLER_SLIDER )
 592             handler = new wxStdSliderButtonInputHandler(GetDefaultInputHandler());
 593 #endif // wxUSE_SLIDER
 594 #if wxUSE_SPINBTN
 595         else if ( control == wxINP_HANDLER_SPINBTN )
 596             handler = new wxStdSpinButtonInputHandler(GetDefaultInputHandler());
 597 #endif // wxUSE_SPINBTN
 598 #if wxUSE_NOTEBOOK
 599         else if ( control == wxINP_HANDLER_NOTEBOOK )
 600             handler = new wxStdNotebookInputHandler(GetDefaultInputHandler());
 601 #endif // wxUSE_NOTEBOOK
 602         else
 603             handler = GetDefaultInputHandler();
 604
 605         n = m_handlerNames.Add(control);
 606         m_handlers.Insert(handler, n);
 607     }
 608     else // we already have it
 609     {
 610         handler = m_handlers[n];
 611     }
 612
 613     return handler;
 614 }
 615
 616 // ============================================================================
 617 // wxGTKColourScheme
 618 // ============================================================================
 619
 620 wxColour wxGTKColourScheme::GetBackground(wxWindow *win) const
 621 {
 622     wxColour col;
 623     if ( win->UseBgCol() )
 624     {
 625         // use the user specified colour
 626         col = win->GetBackgroundColour();
 627     }
 628
 629     if ( win->IsContainerWindow() )
 630     {
 631         // doesn't depend on the state
 632         if ( !col.Ok() )
 633         {
 634             col = Get(WINDOW);
 635         }
 636     }
 637     else
 638     {
 639         int flags = win->GetStateFlags();
 640
 641         // the colour set by the user should be used for the normal state
 642         // and for the states for which we don't have any specific colours
 643         if ( !col.Ok() || (flags != 0) )
 644         {
 645             if ( wxDynamicCast(win, wxScrollBar) )
 646                 col = Get(SCROLLBAR);
 647             else if ( (flags & wxCONTROL_CURRENT) && win->CanBeHighlighted() )
 648                 col = Get(CONTROL_CURRENT);
 649             else if ( flags & wxCONTROL_PRESSED )
 650                 col = Get(CONTROL_PRESSED);
 651             else
 652                 col = Get(CONTROL);
 653         }
 654     }
 655
 656     return col;
 657 }
 658
 659 wxColour wxGTKColourScheme::Get(wxGTKColourScheme::StdColour col) const
 660 {
 661     switch ( col )
 662     {
 663         case WINDOW:            return *wxWHITE;
 664
 665         case SHADOW_DARK:       return *wxBLACK;
 666         case SHADOW_HIGHLIGHT:  return *wxWHITE;
 667         case SHADOW_IN:         return wxColour(0xd6d6d6);
 668         case SHADOW_OUT:        return wxColour(0x969696);
 669
 670         case CONTROL:           return wxColour(0xd6d6d6);
 671         case CONTROL_PRESSED:   return wxColour(0xc3c3c3);
 672         case CONTROL_CURRENT:   return wxColour(0xeaeaea);
 673
 674         case CONTROL_TEXT:      return *wxBLACK;
 675         case CONTROL_TEXT_DISABLED:
 676                                 return wxColour(0x757575);
 677         case CONTROL_TEXT_DISABLED_SHADOW:
 678                                 return *wxWHITE;
 679
 680         case SCROLLBAR:
 681         case SCROLLBAR_PRESSED: return wxColour(0xc3c3c3);
 682
 683         case HIGHLIGHT:         return wxColour(0x9c0000);
 684         case HIGHLIGHT_TEXT:    return wxColour(0xffffff);
 685
 686         case MAX:
 687         default:
 688             wxFAIL_MSG(_T("invalid standard colour"));
 689             return *wxBLACK;
 690     }
 691 }
 692
 693 // ============================================================================
 694 // wxGTKRenderer
 695 // ============================================================================
 696
 697 // ----------------------------------------------------------------------------
 698 // construction
 699 // ----------------------------------------------------------------------------
 700
 701 wxGTKRenderer::wxGTKRenderer(const wxColourScheme *scheme)
 702 {
 703     // init data
 704     m_scheme = scheme;
 705     m_sizeScrollbarArrow = wxSize(15, 14);
 706
 707     // init pens
 708     m_penBlack = wxPen(wxSCHEME_COLOUR(scheme, SHADOW_DARK), 0, wxSOLID);
 709     m_penDarkGrey = wxPen(wxSCHEME_COLOUR(scheme, SHADOW_OUT), 0, wxSOLID);
 710     m_penGrey = wxPen(wxSCHEME_COLOUR(scheme, SCROLLBAR), 0, wxSOLID);
 711     m_penLightGrey = wxPen(wxSCHEME_COLOUR(scheme, SHADOW_IN), 0, wxSOLID);
 712     m_penHighlight = wxPen(wxSCHEME_COLOUR(scheme, SHADOW_HIGHLIGHT), 0, wxSOLID);
 713 }
 714
 715 // ----------------------------------------------------------------------------
 716 // border stuff
 717 // ----------------------------------------------------------------------------
 718
 719 void wxGTKRenderer::DrawRect(wxDC& dc, wxRect *rect, const wxPen& pen)
 720 {
 721     // draw
 722     dc.SetPen(pen);
 723     dc.SetBrush(*wxTRANSPARENT_BRUSH);
 724     dc.DrawRectangle(*rect);
 725
 726     // adjust the rect
 727     rect->Inflate(-1);
 728 }
 729
 730 void wxGTKRenderer::DrawHalfRect(wxDC& dc, wxRect *rect, const wxPen& pen)
 731 {
 732     // draw the bottom and right sides
 733     dc.SetPen(pen);
 734     dc.DrawLine(rect->GetLeft(), rect->GetBottom(),
 735                 rect->GetRight() + 1, rect->GetBottom());
 736     dc.DrawLine(rect->GetRight(), rect->GetTop(),
 737                 rect->GetRight(), rect->GetBottom());
 738
 739     // adjust the rect
 740     rect->width--;
 741     rect->height--;
 742 }
 743
 744 void wxGTKRenderer::DrawShadedRect(wxDC& dc, wxRect *rect,
 745                                    const wxPen& pen1, const wxPen& pen2)
 746 {
 747     // draw the rectangle
 748     dc.SetPen(pen1);
 749     dc.DrawLine(rect->GetLeft(), rect->GetTop(),
 750                 rect->GetLeft(), rect->GetBottom());
 751     dc.DrawLine(rect->GetLeft() + 1, rect->GetTop(),
 752                 rect->GetRight(), rect->GetTop());
 753     dc.SetPen(pen2);
 754     dc.DrawLine(rect->GetRight(), rect->GetTop(),
 755                 rect->GetRight(), rect->GetBottom());
 756     dc.DrawLine(rect->GetLeft(), rect->GetBottom(),
 757                 rect->GetRight() + 1, rect->GetBottom());
 758
 759     // adjust the rect
 760     rect->Inflate(-1);
 761 }
 762
 763 void wxGTKRenderer::DrawAntiShadedRectSide(wxDC& dc,
 764                                            const wxRect& rect,
 765                                            const wxPen& pen1,
 766                                            const wxPen& pen2,
 767                                            wxDirection dir)
 768 {
 769     dc.SetPen(dir == wxLEFT || dir == wxUP ? pen1 : pen2);
 770
 771     switch ( dir )
 772     {
 773         case wxLEFT:
 774             dc.DrawLine(rect.GetLeft(), rect.GetTop(),
 775                         rect.GetLeft(), rect.GetBottom() + 1);
 776             break;
 777
 778         case wxUP:
 779             dc.DrawLine(rect.GetLeft(), rect.GetTop(),
 780                         rect.GetRight() + 1, rect.GetTop());
 781             break;
 782
 783         case wxRIGHT:
 784             dc.DrawLine(rect.GetRight(), rect.GetTop(),
 785                         rect.GetRight(), rect.GetBottom() + 1);
 786             break;
 787
 788         case wxDOWN:
 789             dc.DrawLine(rect.GetLeft(), rect.GetBottom(),
 790                         rect.GetRight() + 1, rect.GetBottom());
 791             break;
 792
 793         default:
 794             wxFAIL_MSG(_T("unknown rectangle side"));
 795     }
 796 }
 797
 798 void wxGTKRenderer::DrawAntiShadedRect(wxDC& dc, wxRect *rect,
 799                                        const wxPen& pen1, const wxPen& pen2)
 800 {
 801     // draw the rectangle
 802     dc.SetPen(pen1);
 803     dc.DrawLine(rect->GetLeft(), rect->GetTop(),
 804                 rect->GetLeft(), rect->GetBottom() + 1);
 805     dc.DrawLine(rect->GetLeft() + 1, rect->GetTop(),
 806                 rect->GetRight() + 1, rect->GetTop());
 807     dc.SetPen(pen2);
 808     dc.DrawLine(rect->GetRight(), rect->GetTop() + 1,
 809                 rect->GetRight(), rect->GetBottom());
 810     dc.DrawLine(rect->GetLeft() + 1, rect->GetBottom(),
 811                 rect->GetRight() + 1, rect->GetBottom());
 812
 813     // adjust the rect
 814     rect->Inflate(-1);
 815 }
 816
 817 void wxGTKRenderer::DrawRaisedBorder(wxDC& dc, wxRect *rect)
 818 {
 819     DrawShadedRect(dc, rect, m_penHighlight, m_penBlack);
 820     DrawShadedRect(dc, rect, m_penLightGrey, m_penDarkGrey);
 821 }
 822
 823 void wxGTKRenderer::DrawAntiRaisedBorder(wxDC& dc, wxRect *rect)
 824 {
 825     DrawShadedRect(dc, rect, m_penHighlight, m_penBlack);
 826     DrawAntiShadedRect(dc, rect, m_penLightGrey, m_penDarkGrey);
 827 }
 828
 829 void wxGTKRenderer::DrawBorder(wxDC& dc,
 830                                wxBorder border,
 831                                const wxRect& rectTotal,
 832                                int flags,
 833                                wxRect *rectIn)
 834 {
 835     size_t width;
 836
 837     wxRect rect = rectTotal;
 838
 839     switch ( border )
 840     {
 841         case wxBORDER_SUNKEN:
 842             for ( width = 0; width < BORDER_THICKNESS; width++ )
 843             {
 844                 DrawAntiShadedRect(dc, &rect, m_penDarkGrey, m_penHighlight);
 845                 DrawShadedRect(dc, &rect, m_penBlack, m_penLightGrey);
 846             }
 847             break;
 848
 849         case wxBORDER_STATIC:
 850             DrawShadedRect(dc, &rect, m_penDarkGrey, m_penHighlight);
 851             break;
 852
 853         case wxBORDER_RAISED:
 854             for ( width = 0; width < BORDER_THICKNESS; width++ )
 855             {
 856                 DrawRaisedBorder(dc, &rect);
 857             }
 858             break;
 859
 860         case wxBORDER_DOUBLE:
 861             DrawShadedRect(dc, &rect, m_penLightGrey, m_penBlack);
 862             DrawShadedRect(dc, &rect, m_penHighlight, m_penDarkGrey);
 863             DrawRect(dc, &rect, m_penLightGrey);
 864             break;
 865
 866         case wxBORDER_SIMPLE:
 867             DrawRect(dc, &rect, m_penBlack);
 868             break;
 869
 870         default:
 871             wxFAIL_MSG(_T("unknown border type"));
 872             // fall through
 873
 874         case wxBORDER_DEFAULT:
 875         case wxBORDER_NONE:
 876             break;
 877     }
 878
 879     if ( rectIn )
 880         *rectIn = rect;
 881 }
 882
 883 wxRect wxGTKRenderer::GetBorderDimensions(wxBorder border) const
 884 {
 885     wxCoord width;
 886     switch ( border )
 887     {
 888         case wxBORDER_RAISED:
 889         case wxBORDER_SUNKEN:
 890             width = 2*BORDER_THICKNESS;
 891             break;
 892
 893         case wxBORDER_SIMPLE:
 894         case wxBORDER_STATIC:
 895             width = 1;
 896             break;
 897
 898         case wxBORDER_DOUBLE:
 899             width = 3;
 900             break;
 901
 902         default:
 903             wxFAIL_MSG(_T("unknown border type"));
 904             // fall through
 905
 906         case wxBORDER_DEFAULT:
 907         case wxBORDER_NONE:
 908             width = 0;
 909             break;
 910     }
 911
 912     wxRect rect;
 913     rect.x =
 914     rect.y =
 915     rect.width =
 916     rect.height = width;
 917
 918     return rect;
 919 }
 920
 921 bool wxGTKRenderer::AreScrollbarsInsideBorder() const
 922 {
 923     // no, the scrollbars are outside the border in GTK+
 924     return FALSE;
 925 }
 926
 927 // ----------------------------------------------------------------------------
 928 // special borders
 929 // ----------------------------------------------------------------------------
 930
 931 void wxGTKRenderer::DrawTextBorder(wxDC& dc,
 932                                    wxBorder border,
 933                                    const wxRect& rectOrig,
 934                                    int flags,
 935                                    wxRect *rectIn)
 936 {
 937     wxRect rect = rectOrig;
 938
 939     if ( flags & wxCONTROL_FOCUSED )
 940     {
 941         DrawRect(dc, &rect, m_penBlack);
 942         DrawAntiShadedRect(dc, &rect, m_penDarkGrey, m_penHighlight);
 943     }
 944     else // !focused
 945     {
 946         DrawAntiShadedRect(dc, &rect, m_penDarkGrey, m_penHighlight);
 947         DrawAntiShadedRect(dc, &rect, m_penBlack, m_penHighlight);
 948     }
 949
 950     if ( rectIn )
 951         *rectIn = rect;
 952 }
 953
 954 void wxGTKRenderer::DrawButtonBorder(wxDC& dc,
 955                                      const wxRect& rectTotal,
 956                                      int flags,
 957                                      wxRect *rectIn)
 958 {
 959     wxRect rect = rectTotal;
 960
 961     if ( flags & wxCONTROL_PRESSED )
 962     {
 963         // button pressed: draw a black border around it and an inward shade
 964         DrawRect(dc, &rect, m_penBlack);
 965         DrawAntiShadedRect(dc, &rect, m_penDarkGrey, m_penHighlight);
 966         DrawAntiShadedRect(dc, &rect, m_penBlack, m_penDarkGrey);
 967     }
 968     else
 969     {
 970         // button not pressed
 971
 972         if ( flags & wxCONTROL_ISDEFAULT )
 973         {
 974             // TODO
 975         }
 976
 977         if ( flags & wxCONTROL_FOCUSED )
 978         {
 979             // button is currently default: add an extra border around it
 980             DrawRect(dc, &rect, m_penBlack);
 981         }
 982
 983         // now draw a normal button
 984         DrawShadedRect(dc, &rect, m_penHighlight, m_penBlack);
 985         DrawAntiShadedRect(dc, &rect,
 986                            wxPen(GetBackgroundColour(flags), 0, wxSOLID),
 987                            m_penDarkGrey);
 988     }
 989
 990     if ( rectIn )
 991     {
 992         *rectIn = rect;
 993     }
 994 }
 995
 996 // ----------------------------------------------------------------------------
 997 // lines and frames
 998 // ----------------------------------------------------------------------------
 999
1000 void wxGTKRenderer::DrawHorizontalLine(wxDC& dc,
1001                                        wxCoord y, wxCoord x1, wxCoord x2)
1002 {
1003     dc.SetPen(m_penDarkGrey);
1004     dc.DrawLine(x1, y, x2 + 1, y);
1005     dc.SetPen(m_penHighlight);
1006     y++;
1007     dc.DrawLine(x1, y, x2 + 1, y);
1008 }
1009
1010 void wxGTKRenderer::DrawVerticalLine(wxDC& dc,
1011                                      wxCoord x, wxCoord y1, wxCoord y2)
1012 {
1013     dc.SetPen(m_penDarkGrey);
1014     dc.DrawLine(x, y1, x, y2 + 1);
1015     dc.SetPen(m_penHighlight);
1016     x++;
1017     dc.DrawLine(x, y1, x, y2 + 1);
1018 }
1019
1020 void wxGTKRenderer::DrawFrame(wxDC& dc,
1021                               const wxString& label,
1022                               const wxRect& rect,
1023                               int flags,
1024                               int alignment,
1025                               int indexAccel)
1026 {
1027     wxCoord height = 0; // of the label
1028     wxRect rectFrame = rect;
1029     if ( !label.empty() )
1030     {
1031         // the text should touch the top border of the rect, so the frame
1032         // itself should be lower
1033         dc.GetTextExtent(label, NULL, &height);
1034         rectFrame.y += height / 2;
1035         rectFrame.height -= height / 2;
1036
1037         // TODO: the +4 should be customizable
1038
1039         wxRect rectText;
1040         rectText.x = rectFrame.x + 4;
1041         rectText.y = rect.y;
1042         rectText.width = rectFrame.width - 8;
1043         rectText.height = height;
1044
1045         wxRect rectLabel;
1046         DrawLabel(dc, label, rectText, flags, alignment, indexAccel, &rectLabel);
1047         rectLabel.x -= 1;
1048         rectLabel.width += 2;
1049
1050         StandardDrawFrame(dc, rectFrame, rectLabel);
1051
1052         // GTK+ does it like this
1053         dc.SetPen(m_penHighlight);
1054         dc.DrawPoint(rectText.x, rectFrame.y);
1055         dc.DrawPoint(rectText.x + rectLabel.width - 3, rectFrame.y);
1056     }
1057     else
1058     {
1059         // just draw the complete frame
1060         DrawShadedRect(dc, &rectFrame, m_penDarkGrey, m_penHighlight);
1061         DrawShadedRect(dc, &rectFrame, m_penHighlight, m_penDarkGrey);
1062     }
1063 }
1064
1065 // ----------------------------------------------------------------------------
1066 // label
1067 // ----------------------------------------------------------------------------
1068
1069 void wxGTKRenderer::DrawLabel(wxDC& dc,
1070                               const wxString& label,
1071                               const wxRect& rect,
1072                               int flags,
1073                               int alignment,
1074                               int indexAccel,
1075                               wxRect *rectBounds)
1076 {
1077     DrawButtonLabel(dc, label, wxNullBitmap, rect, flags,
1078                     alignment, indexAccel, rectBounds);
1079 }
1080
1081 void wxGTKRenderer::DrawButtonLabel(wxDC& dc,
1082                                     const wxString& label,
1083                                     const wxBitmap& image,
1084                                     const wxRect& rect,
1085                                     int flags,
1086                                     int alignment,
1087                                     int indexAccel,
1088                                     wxRect *rectBounds)
1089 {
1090     if ( flags & wxCONTROL_DISABLED )
1091     {
1092         // make the text grey and draw a shade for it
1093         dc.SetTextForeground(*wxWHITE); // FIXME hardcoded colour
1094         wxRect rectShadow = rect;
1095         rectShadow.x++;
1096         rectShadow.y++;
1097         dc.DrawLabel(label, rectShadow, alignment, indexAccel);
1098         dc.SetTextForeground(wxSCHEME_COLOUR(m_scheme, CONTROL_TEXT_DISABLED));
1099     }
1100
1101     dc.DrawLabel(label, image, rect, alignment, indexAccel, rectBounds);
1102 }
1103
1104 void wxGTKRenderer::DrawItem(wxDC& dc,
1105                              const wxString& label,
1106                              const wxRect& rect,
1107                              int flags)
1108 {
1109     wxLogTrace(_T("listbox"), _T("drawing item '%s' at (%d, %d)-(%d, %d)"),
1110                label.c_str(),
1111                rect.x, rect.y,
1112                rect.x + rect.width, rect.y + rect.height);
1113
1114     wxColour colFg;
1115     if ( flags & wxCONTROL_SELECTED )
1116     {
1117         dc.SetBrush(wxBrush(wxSCHEME_COLOUR(m_scheme, HIGHLIGHT), wxSOLID));
1118         dc.SetPen(*wxTRANSPARENT_PEN);
1119         dc.DrawRectangle(rect);
1120
1121         colFg = dc.GetTextForeground();
1122         dc.SetTextForeground(wxSCHEME_COLOUR(m_scheme, HIGHLIGHT_TEXT));
1123     }
1124
1125     if ( flags & wxCONTROL_FOCUSED )
1126     {
1127         dc.SetBrush(*wxTRANSPARENT_BRUSH);
1128         wxRect rectFocus = rect;
1129         DrawRect(dc, &rectFocus, m_penBlack);
1130     }
1131
1132     wxRect rectText = rect;
1133     rectText.x += 2;
1134     rectText.y++;
1135     dc.DrawLabel(label, wxNullBitmap, rectText);
1136
1137     if ( flags & wxCONTROL_SELECTED )
1138     {
1139         dc.SetBackgroundMode(wxTRANSPARENT);
1140     }
1141
1142     // restore the text colour
1143     if ( colFg.Ok() )
1144     {
1145         dc.SetTextForeground(colFg);
1146     }
1147 }
1148
1149 void wxGTKRenderer::DrawCheckItem(wxDC& dc,
1150                                   const wxString& label,
1151                                   const wxBitmap& bitmap,
1152                                   const wxRect& rect,
1153                                   int flags)
1154 {
1155     wxRect rectBitmap = rect;
1156     rectBitmap.x -= 1;
1157     rectBitmap.width = GetCheckBitmapSize().x;
1158     // never draw the focus rect around the check indicators here
1159     DrawCheckButton(dc, _T(""), bitmap, rectBitmap, flags & ~wxCONTROL_FOCUSED);
1160
1161     wxRect rectLabel = rect;
1162     wxCoord shift = rectBitmap.width + 2*GetCheckItemMargin();
1163     rectLabel.x += shift;
1164     rectLabel.width -= shift;
1165     DrawItem(dc, label, rectLabel, flags);
1166 }
1167
1168 // ----------------------------------------------------------------------------
1169 // check/radion buttons
1170 // ----------------------------------------------------------------------------
1171
1172 void wxGTKRenderer::DrawUncheckBitmap(wxDC& dc,
1173                                       const wxRect& rectTotal,
1174                                       bool isPressed)
1175 {
1176     wxRect rect = rectTotal;
1177     DrawAntiRaisedBorder(dc, &rect);
1178
1179     wxColour col = wxSCHEME_COLOUR(m_scheme, SHADOW_IN);
1180     dc.SetPen(wxPen(col, 0, wxSOLID));
1181     dc.DrawPoint(rect.GetRight() - 1, rect.GetBottom() - 1);
1182
1183     if ( isPressed )
1184         col = wxSCHEME_COLOUR(m_scheme, CONTROL_PRESSED);
1185     //else: it is SHADOW_IN, leave as is
1186
1187     dc.SetPen(*wxTRANSPARENT_PEN);
1188     dc.SetBrush(wxBrush(col, wxSOLID));
1189     dc.DrawRectangle(rect);
1190 }
1191
1192 void wxGTKRenderer::DrawCheckBitmap(wxDC& dc, const wxRect& rectTotal)
1193 {
1194     wxRect rect = rectTotal;
1195     DrawAntiShadedRect(dc, &rect, m_penDarkGrey, m_penHighlight);
1196     DrawShadedRect(dc, &rect, m_penBlack, m_penLightGrey);
1197
1198     dc.SetPen(*wxTRANSPARENT_PEN);
1199     dc.SetBrush(wxBrush(wxSCHEME_COLOUR(m_scheme, CONTROL_PRESSED), wxSOLID));
1200     dc.DrawRectangle(rect);
1201 }
1202
1203 void wxGTKRenderer::DrawRadioBitmap(wxDC& dc,
1204                                     const wxRect& rect,
1205                                     int flags)
1206 {
1207     wxCoord x = rect.x,
1208             y = rect.y,
1209             xRight = rect.GetRight(),
1210             yBottom = rect.GetBottom();
1211
1212     wxCoord yMid = (y + yBottom) / 2;
1213
1214     // this looks ugly when the background colour of the control is not the
1215     // same ours - radiobox is not transparent as it should be
1216 #if 0
1217     // first fill the middle: as FloodFill() is not implemented on all
1218     // platforms, this is the only thing to do
1219     wxColour colBg = flags & wxCONTROL_CURRENT
1220                         ? wxSCHEME_COLOUR(m_scheme, CONTROL_CURRENT)
1221                         : wxSCHEME_COLOUR(m_scheme, SHADOW_IN);
1222     dc.SetBrush(wxBrush(colBg, wxSOLID));
1223     dc.SetPen(*wxTRANSPARENT_PEN);
1224     dc.DrawRectangle(rect);
1225 #endif // 0
1226
1227     // then draw the upper half
1228     dc.SetPen(flags & wxCONTROL_CHECKED ? m_penDarkGrey : m_penHighlight);
1229     DrawUpZag(dc, x, xRight, yMid, y);
1230     DrawUpZag(dc, x + 1, xRight - 1, yMid, y + 1);
1231
1232     bool drawIt = TRUE;
1233     if ( flags & wxCONTROL_CHECKED )
1234         dc.SetPen(m_penBlack);
1235     else if ( flags & wxCONTROL_PRESSED )
1236         dc.SetPen(wxPen(wxSCHEME_COLOUR(m_scheme, CONTROL_PRESSED), 0, wxSOLID));
1237     else // unchecked and unpressed
1238         drawIt = FALSE;
1239
1240     if ( drawIt )
1241         DrawUpZag(dc, x + 2, xRight - 2, yMid, y + 2);
1242
1243     // and then the lower one
1244     dc.SetPen(flags & wxCONTROL_CHECKED ? m_penHighlight : m_penBlack);
1245     DrawDownZag(dc, x, xRight, yMid, yBottom);
1246     if ( !(flags & wxCONTROL_CHECKED) )
1247         dc.SetPen(m_penDarkGrey);
1248     DrawDownZag(dc, x + 1, xRight - 1, yMid, yBottom - 1);
1249
1250     if ( !(flags & wxCONTROL_CHECKED) )
1251         drawIt = TRUE; // with the same pen
1252     else if ( flags & wxCONTROL_PRESSED )
1253     {
1254         dc.SetPen(wxPen(wxSCHEME_COLOUR(m_scheme, CONTROL_PRESSED), 0, wxSOLID));
1255         drawIt = TRUE;
1256     }
1257     else // checked and unpressed
1258         drawIt = FALSE;
1259
1260     if ( drawIt )
1261         DrawDownZag(dc, x + 2, xRight - 2, yMid, yBottom - 2);
1262 }
1263
1264 void wxGTKRenderer::DrawUpZag(wxDC& dc,
1265                               wxCoord x1,
1266                               wxCoord x2,
1267                               wxCoord y1,
1268                               wxCoord y2)
1269 {
1270     wxCoord xMid = (x1 + x2) / 2;
1271     dc.DrawLine(x1, y1, xMid, y2);
1272     dc.DrawLine(xMid, y2, x2 + 1, y1 + 1);
1273 }
1274
1275 void wxGTKRenderer::DrawDownZag(wxDC& dc,
1276                                 wxCoord x1,
1277                                 wxCoord x2,
1278                                 wxCoord y1,
1279                                 wxCoord y2)
1280 {
1281     wxCoord xMid = (x1 + x2) / 2;
1282     dc.DrawLine(x1 + 1, y1 + 1, xMid, y2);
1283     dc.DrawLine(xMid, y2, x2, y1);
1284 }
1285
1286 wxBitmap wxGTKRenderer::GetCheckBitmap(int flags)
1287 {
1288     if ( !m_bitmapsCheckbox[0][0].Ok() )
1289     {
1290         // init the bitmaps once only
1291         wxRect rect;
1292         wxSize size = GetCheckBitmapSize();
1293         rect.width = size.x;
1294         rect.height = size.y;
1295         for ( int i = 0; i < 2; i++ )
1296         {
1297             for ( int j = 0; j < 2; j++ )
1298                 m_bitmapsCheckbox[i][j].Create(rect.width, rect.height);
1299         }
1300
1301         wxMemoryDC dc;
1302
1303         // normal checked
1304         dc.SelectObject(m_bitmapsCheckbox[0][0]);
1305         DrawCheckBitmap(dc, rect);
1306
1307         // normal unchecked
1308         dc.SelectObject(m_bitmapsCheckbox[0][1]);
1309         DrawUncheckBitmap(dc, rect, FALSE);
1310
1311         // pressed checked
1312         m_bitmapsCheckbox[1][0] = m_bitmapsCheckbox[0][0];
1313
1314         // pressed unchecked
1315         dc.SelectObject(m_bitmapsCheckbox[1][1]);
1316         DrawUncheckBitmap(dc, rect, TRUE);
1317     }
1318
1319     int row = flags & wxCONTROL_PRESSED ? 1 : 0;
1320     int col = flags & wxCONTROL_CHECKED ? 0 : 1;
1321
1322     return m_bitmapsCheckbox[row][col];
1323 }
1324
1325 wxBitmap wxGTKRenderer::GetLineWrapBitmap()
1326 {
1327     if ( !m_bmpLineWrap.Ok() )
1328     {
1329         // the line wrap bitmap as used by GTK+
1330         #define line_wrap_width 6
1331         #define line_wrap_height 9
1332         static const char line_wrap_bits[] =
1333         {
1334           0x1e, 0x3e, 0x30, 0x30, 0x39, 0x1f, 0x0f, 0x0f, 0x1f,
1335         };
1336
1337         wxBitmap bmpLineWrap(line_wrap_bits, line_wrap_width, line_wrap_height);
1338         if ( !bmpLineWrap.Ok() )
1339         {
1340             wxFAIL_MSG( _T("Failed to create line wrap XBM") );
1341         }
1342         else
1343         {
1344             m_bmpLineWrap = bmpLineWrap;
1345         }
1346     }
1347
1348     return m_bmpLineWrap;
1349 }
1350
1351 void wxGTKRenderer::DrawCheckButton(wxDC& dc,
1352                                     const wxString& label,
1353                                     const wxBitmap& bitmapOrig,
1354                                     const wxRect& rectTotal,
1355                                     int flags,
1356                                     wxAlignment align,
1357                                     int indexAccel)
1358 {
1359     wxBitmap bitmap;
1360     if ( bitmapOrig.Ok() )
1361     {
1362         bitmap = bitmapOrig;
1363     }
1364     else
1365     {
1366         bitmap = GetCheckBitmap(flags);
1367     }
1368
1369     DoDrawCheckOrRadioBitmap(dc, label, bitmap, rectTotal,
1370                              flags, align, indexAccel);
1371 }
1372
1373 void wxGTKRenderer::DoDrawCheckOrRadioBitmap(wxDC& dc,
1374                                              const wxString& label,
1375                                              const wxBitmap& bitmap,
1376                                              const wxRect& rectTotal,
1377                                              int flags,
1378                                              wxAlignment align,
1379                                              int indexAccel)
1380 {
1381     wxRect rect = rectTotal;
1382
1383     if ( flags & wxCONTROL_FOCUSED )
1384     {
1385         // draw the focus border around everything
1386         DrawRect(dc, &rect, m_penBlack);
1387     }
1388     else
1389     {
1390         // the border does not offset the string under GTK
1391         rect.Inflate(-1);
1392     }
1393
1394     // calculate the position of the bitmap and of the label
1395     wxCoord xBmp,
1396             yBmp = rect.y + (rect.height - bitmap.GetHeight()) / 2;
1397
1398     wxRect rectLabel;
1399     dc.GetMultiLineTextExtent(label, NULL, &rectLabel.height);
1400     rectLabel.y = rect.y + (rect.height - rectLabel.height) / 2;
1401
1402     if ( align == wxALIGN_RIGHT )
1403     {
1404         xBmp = rect.GetRight() - bitmap.GetWidth();
1405         rectLabel.x = rect.x + 2;
1406         rectLabel.SetRight(xBmp);
1407     }
1408     else // normal (checkbox to the left of the text) case
1409     {
1410         xBmp = rect.x + 2;
1411         rectLabel.x = xBmp + bitmap.GetWidth() + 4;
1412         rectLabel.SetRight(rect.GetRight());
1413     }
1414
1415     dc.DrawBitmap(bitmap, xBmp, yBmp, TRUE /* use mask */);
1416
1417     DrawLabel(dc, label, rectLabel, flags,
1418               wxALIGN_LEFT | wxALIGN_CENTRE_VERTICAL, indexAccel);
1419 }
1420
1421 void wxGTKRenderer::DrawRadioButton(wxDC& dc,
1422                                     const wxString& label,
1423                                     const wxBitmap& bitmapOrig,
1424                                     const wxRect& rectTotal,
1425                                     int flags,
1426                                     wxAlignment align,
1427                                     int indexAccel)
1428 {
1429     wxBitmap bitmap;
1430     if ( bitmapOrig.Ok() )
1431     {
1432         bitmap = bitmapOrig;
1433     }
1434     else
1435     {
1436         wxRect rect;
1437         wxSize size = GetRadioBitmapSize();
1438         rect.width = size.x;
1439         rect.height = size.y;
1440         bitmap.Create(rect.width, rect.height);
1441         wxMemoryDC dc;
1442         dc.SelectObject(bitmap);
1443         dc.SetBackground(*wxLIGHT_GREY_BRUSH);
1444         dc.Clear();
1445         DrawRadioBitmap(dc, rect, flags);
1446         bitmap.SetMask(new wxMask(bitmap, *wxLIGHT_GREY));
1447     }
1448
1449     DoDrawCheckOrRadioBitmap(dc, label, bitmap, rectTotal,
1450                              flags, align, indexAccel);
1451 }
1452
1453 // ----------------------------------------------------------------------------
1454 // text control
1455 // ----------------------------------------------------------------------------
1456
1457 wxRect wxGTKRenderer::GetTextTotalArea(const wxTextCtrl *text,
1458                                        const wxRect& rect)
1459 {
1460     wxRect rectTotal = rect;
1461     rectTotal.Inflate(2);
1462     return rectTotal;
1463 }
1464
1465 wxRect wxGTKRenderer::GetTextClientArea(const wxTextCtrl *text,
1466                                         const wxRect& rect,
1467                                         wxCoord *extraSpaceBeyond)
1468 {
1469     wxRect rectText = rect;
1470     rectText.Inflate(-2);
1471
1472     if ( text->WrapLines() )
1473     {
1474         // leave enough for the line wrap bitmap indicator
1475         wxCoord widthMark = GetLineWrapBitmap().GetWidth() + 2;
1476
1477         rectText.width -= widthMark;
1478
1479         if ( extraSpaceBeyond )
1480             *extraSpaceBeyond = widthMark;
1481     }
1482
1483     return rectText;
1484 }
1485
1486 void wxGTKRenderer::DrawTextLine(wxDC& dc,
1487                                  const wxString& text,
1488                                  const wxRect& rect,
1489                                  int selStart,
1490                                  int selEnd,
1491                                  int flags)
1492 {
1493     // TODO: GTK+ draws selection even for unfocused controls, just with
1494     //       different colours
1495     StandardDrawTextLine(dc, text, rect, selStart, selEnd, flags);
1496 }
1497
1498 void wxGTKRenderer::DrawLineWrapMark(wxDC& dc, const wxRect& rect)
1499 {
1500     wxBitmap bmpLineWrap = GetLineWrapBitmap();
1501
1502     // for a mono bitmap he colours it appears in depends on the current text
1503     // colours, so set them correctly
1504     wxColour colFgOld;
1505     if ( bmpLineWrap.GetDepth() == 1 )
1506     {
1507         colFgOld = dc.GetTextForeground();
1508
1509         // FIXME: I wonder what should we do if the background is black too?
1510         dc.SetTextForeground(*wxBLACK);
1511     }
1512
1513     dc.DrawBitmap(bmpLineWrap,
1514                   rect.x, rect.y + (rect.height - bmpLineWrap.GetHeight())/2);
1515
1516     if ( colFgOld.Ok() )
1517     {
1518         // restore old colour
1519         dc.SetTextForeground(colFgOld);
1520     }
1521 }
1522
1523 // ----------------------------------------------------------------------------
1524 // notebook
1525 // ----------------------------------------------------------------------------
1526
1527 void wxGTKRenderer::DrawTab(wxDC& dc,
1528                             const wxRect& rectOrig,
1529                             wxDirection dir,
1530                             const wxString& label,
1531                             const wxBitmap& bitmap,
1532                             int flags,
1533                             int indexAccel)
1534 {
1535     wxRect rect = rectOrig;
1536
1537     // the current tab is drawn indented (to the top for default case) and
1538     // bigger than the other ones
1539     const wxSize indent = GetTabIndent();
1540     if ( flags & wxCONTROL_SELECTED )
1541     {
1542         switch ( dir )
1543         {
1544             default:
1545                 wxFAIL_MSG(_T("invaild notebook tab orientation"));
1546                 // fall through
1547
1548             case wxTOP:
1549                 rect.Inflate(indent.x, 0);
1550                 rect.y -= indent.y;
1551                 rect.height += indent.y;
1552                 break;
1553
1554             case wxBOTTOM:
1555                 rect.Inflate(indent.x, 0);
1556                 rect.height += indent.y;
1557                 break;
1558
1559             case wxLEFT:
1560             case wxRIGHT:
1561                 wxFAIL_MSG(_T("TODO"));
1562                 break;
1563         }
1564     }
1565
1566     // selected tab has different colour
1567     wxColour col = flags & wxCONTROL_SELECTED
1568                         ? wxSCHEME_COLOUR(m_scheme, SHADOW_IN)
1569                         : wxSCHEME_COLOUR(m_scheme, SCROLLBAR);
1570     DoDrawBackground(dc, col, rect);
1571
1572     if ( flags & wxCONTROL_FOCUSED )
1573     {
1574         // draw the focus rect
1575         wxRect rectBorder = rect;
1576         rectBorder.Deflate(4, 3);
1577         if ( dir == wxBOTTOM )
1578             rectBorder.Offset(0, -1);
1579
1580         DrawRect(dc, &rectBorder, m_penBlack);
1581     }
1582
1583     // draw the text, image and the focus around them (if necessary)
1584     wxRect rectLabel = rect;
1585     rectLabel.Deflate(1, 1);
1586     dc.DrawLabel(label, bitmap, rectLabel, wxALIGN_CENTRE, indexAccel);
1587
1588     // now draw the tab itself
1589     wxCoord x = rect.x,
1590             y = rect.y,
1591             x2 = rect.GetRight(),
1592             y2 = rect.GetBottom();
1593     switch ( dir )
1594     {
1595         default:
1596         case wxTOP:
1597             dc.SetPen(m_penHighlight);
1598             dc.DrawLine(x, y2, x, y);
1599             dc.DrawLine(x + 1, y, x2, y);
1600
1601             dc.SetPen(m_penBlack);
1602             dc.DrawLine(x2, y2, x2, y);
1603
1604             dc.SetPen(m_penDarkGrey);
1605             dc.DrawLine(x2 - 1, y2, x2 - 1, y + 1);
1606
1607             if ( flags & wxCONTROL_SELECTED )
1608             {
1609                 dc.SetPen(m_penLightGrey);
1610
1611                 // overwrite the part of the border below this tab
1612                 dc.DrawLine(x + 1, y2 + 1, x2 - 1, y2 + 1);
1613
1614                 // and the shadow of the tab to the left of us
1615                 dc.DrawLine(x + 1, y + 2, x + 1, y2 + 1);
1616             }
1617             break;
1618
1619         case wxBOTTOM:
1620             dc.SetPen(m_penHighlight);
1621
1622             // we need to continue one pixel further to overwrite the corner of
1623             // the border for the selected tab
1624             dc.DrawLine(x, y - (flags & wxCONTROL_SELECTED ? 1 : 0),
1625                         x, y2);
1626
1627             // it doesn't work like this (TODO: implement it properly)
1628 #if 0
1629             // erase the corner of the tab to the right
1630             dc.SetPen(m_penLightGrey);
1631             dc.DrawPoint(x2 - 1, y - 2);
1632             dc.DrawPoint(x2 - 2, y - 2);
1633             dc.DrawPoint(x2 - 2, y - 1);
1634 #endif // 0
1635
1636             dc.SetPen(m_penBlack);
1637             dc.DrawLine(x + 1, y2, x2, y2);
1638             dc.DrawLine(x2, y, x2, y2);
1639
1640             dc.SetPen(m_penDarkGrey);
1641             dc.DrawLine(x + 2, y2 - 1, x2 - 1, y2 - 1);
1642             dc.DrawLine(x2 - 1, y, x2 - 1, y2);
1643
1644             if ( flags & wxCONTROL_SELECTED )
1645             {
1646                 dc.SetPen(m_penLightGrey);
1647
1648                 // overwrite the part of the (double!) border above this tab
1649                 dc.DrawLine(x + 1, y - 1, x2 - 1, y - 1);
1650                 dc.DrawLine(x + 1, y - 2, x2 - 1, y - 2);
1651
1652                 // and the shadow of the tab to the left of us
1653                 dc.DrawLine(x + 1, y2 - 1, x + 1, y - 1);
1654             }
1655             break;
1656
1657         case wxLEFT:
1658         case wxRIGHT:
1659             wxFAIL_MSG(_T("TODO"));
1660     }
1661 }
1662
1663 // ----------------------------------------------------------------------------
1664 // slider
1665 // ----------------------------------------------------------------------------
1666
1667 wxSize wxGTKRenderer::GetSliderThumbSize(const wxRect& rect,
1668                                          wxOrientation orient) const
1669 {
1670     static const wxCoord SLIDER_THUMB_LENGTH = 30;
1671
1672     wxSize size;
1673
1674     wxRect rectShaft = GetSliderShaftRect(rect, orient);
1675     if ( orient == wxHORIZONTAL )
1676     {
1677         size.x = wxMin(SLIDER_THUMB_LENGTH, rectShaft.width);
1678         size.y = rectShaft.height;
1679     }
1680     else // vertical
1681     {
1682         size.y = wxMin(SLIDER_THUMB_LENGTH, rectShaft.height);
1683         size.x = rectShaft.width;
1684     }
1685
1686     return size;
1687 }
1688
1689 wxRect wxGTKRenderer::GetSliderShaftRect(const wxRect& rect,
1690                                          wxOrientation WXUNUSED(orient)) const
1691 {
1692     return rect.Deflate(2*BORDER_THICKNESS, 2*BORDER_THICKNESS);
1693 }
1694
1695 void wxGTKRenderer::DrawSliderShaft(wxDC& dc,
1696                                     const wxRect& rectOrig,
1697                                     wxOrientation orient,
1698                                     int flags,
1699                                     wxRect *rectShaft)
1700 {
1701     wxRect rect = rectOrig;
1702
1703     // draw the border first
1704     if ( flags & wxCONTROL_FOCUSED )
1705     {
1706         DrawRect(dc, &rect, m_penBlack);
1707         DrawAntiShadedRect(dc, &rect, m_penBlack, m_penLightGrey);
1708     }
1709     else // not focused, normal
1710     {
1711         DrawAntiShadedRect(dc, &rect, m_penDarkGrey, m_penHighlight);
1712         DrawAntiShadedRect(dc, &rect, m_penBlack, m_penLightGrey);
1713     }
1714
1715     // and the background
1716     DoDrawBackground(dc, wxSCHEME_COLOUR(m_scheme, SCROLLBAR), rect);
1717
1718     if ( rectShaft )
1719         *rectShaft = rect;
1720 }
1721
1722 void wxGTKRenderer::DrawSliderThumb(wxDC& dc,
1723                                     const wxRect& rectOrig,
1724                                     wxOrientation orient,
1725                                     int flags)
1726 {
1727     // draw the thumb border
1728     wxRect rect = rectOrig;
1729     DrawAntiRaisedBorder(dc, &rect);
1730
1731     // draw the handle in the middle
1732     if ( orient == wxVERTICAL )
1733     {
1734         rect.height = 2*BORDER_THICKNESS;
1735         rect.y = rectOrig.y + (rectOrig.height - rect.height) / 2;
1736     }
1737     else // horz
1738     {
1739         rect.width = 2*BORDER_THICKNESS;
1740         rect.x = rectOrig.x + (rectOrig.width - rect.width) / 2;
1741     }
1742
1743     DrawShadedRect(dc, &rect, m_penDarkGrey, m_penHighlight);
1744 }
1745
1746 // ----------------------------------------------------------------------------
1747 // menu and menubar
1748 // ----------------------------------------------------------------------------
1749
1750 void wxGTKRenderer::DrawMenuBarItem(wxDC& dc,
1751                                     const wxRect& rect,
1752                                     const wxString& label,
1753                                     int flags,
1754                                     int indexAccel)
1755 {
1756     DrawLabel(dc, label, rect, flags, wxALIGN_CENTRE, indexAccel);
1757 }
1758
1759 void wxGTKRenderer::DrawMenuItem(wxDC& dc,
1760                                  wxCoord y,
1761                                  const wxMenuGeometryInfo& geometryInfo,
1762                                  const wxString& label,
1763                                  const wxString& accel,
1764                                  const wxBitmap& bitmap,
1765                                  int flags,
1766                                  int indexAccel)
1767 {
1768     wxFAIL_MSG(_T("TODO"));
1769 }
1770
1771 void wxGTKRenderer::DrawMenuSeparator(wxDC& dc,
1772                                       wxCoord y,
1773                                       const wxMenuGeometryInfo& geomInfo)
1774 {
1775     wxFAIL_MSG(_T("TODO"));
1776 }
1777
1778 wxSize wxGTKRenderer::GetMenuBarItemSize(const wxSize& sizeText) const
1779 {
1780     return sizeText;
1781 }
1782
1783 wxMenuGeometryInfo *wxGTKRenderer::GetMenuGeometry(wxWindow *win,
1784                                                    const wxMenu& menu) const
1785 {
1786     wxFAIL_MSG(_T("TODO"));
1787
1788     return NULL;
1789 }
1790
1791 // ----------------------------------------------------------------------------
1792 // combobox
1793 // ----------------------------------------------------------------------------
1794
1795 void wxGTKRenderer::GetComboBitmaps(wxBitmap *bmpNormal,
1796                                     wxBitmap *bmpPressed,
1797                                     wxBitmap *bmpDisabled)
1798 {
1799     // TODO
1800 }
1801
1802 // ----------------------------------------------------------------------------
1803 // background
1804 // ----------------------------------------------------------------------------
1805
1806 void wxGTKRenderer::DoDrawBackground(wxDC& dc,
1807                                      const wxColour& col,
1808                                      const wxRect& rect)
1809 {
1810     wxBrush brush(col, wxSOLID);
1811     dc.SetBrush(brush);
1812     dc.SetPen(*wxTRANSPARENT_PEN);
1813     dc.DrawRectangle(rect);
1814 }
1815
1816 void wxGTKRenderer::DrawBackground(wxDC& dc,
1817                                    const wxColour& col,
1818                                    const wxRect& rect,
1819                                    int flags)
1820 {
1821     wxColour colBg = col.Ok() ? col : GetBackgroundColour(flags);
1822     DoDrawBackground(dc, colBg, rect);
1823 }
1824
1825 // ----------------------------------------------------------------------------
1826 // scrollbar
1827 // ----------------------------------------------------------------------------
1828
1829 void wxGTKRenderer::DrawArrowBorder(wxDC& dc,
1830                                     wxRect *rect,
1831                                     wxDirection dir)
1832 {
1833     static const wxDirection sides[] =
1834     {
1835         wxUP, wxLEFT, wxRIGHT, wxDOWN
1836     };
1837
1838     wxRect rect1, rect2, rectInner;
1839     rect1 =
1840     rect2 =
1841     rectInner = *rect;
1842
1843     rect2.Inflate(-1);
1844     rectInner.Inflate(-2);
1845
1846     DoDrawBackground(dc, wxSCHEME_COLOUR(m_scheme, SCROLLBAR), *rect);
1847
1848     // find the side not to draw and also adjust the rectangles to compensate
1849     // for it
1850     wxDirection sideToOmit;
1851     switch ( dir )
1852     {
1853         case wxUP:
1854             sideToOmit = wxDOWN;
1855             rect2.height += 1;
1856             rectInner.height += 1;
1857             break;
1858
1859         case wxDOWN:
1860             sideToOmit = wxUP;
1861             rect2.y -= 1;
1862             rect2.height += 1;
1863             rectInner.y -= 2;
1864             rectInner.height += 1;
1865             break;
1866
1867         case wxLEFT:
1868             sideToOmit = wxRIGHT;
1869             rect2.width += 1;
1870             rectInner.width += 1;
1871             break;
1872
1873         case wxRIGHT:
1874             sideToOmit = wxLEFT;
1875             rect2.x -= 1;
1876             rect2.width += 1;
1877             rectInner.x -= 2;
1878             rectInner.width += 1;
1879             break;
1880
1881         default:
1882             wxFAIL_MSG(_T("unknown arrow direction"));
1883             return;
1884     }
1885
1886     // the outer rect first
1887     size_t n;
1888     for ( n = 0; n < WXSIZEOF(sides); n++ )
1889     {
1890         wxDirection side = sides[n];
1891         if ( side == sideToOmit )
1892             continue;
1893
1894         DrawAntiShadedRectSide(dc, rect1, m_penDarkGrey, m_penHighlight, side);
1895     }
1896
1897     // and then the inner one
1898     for ( n = 0; n < WXSIZEOF(sides); n++ )
1899     {
1900         wxDirection side = sides[n];
1901         if ( side == sideToOmit )
1902             continue;
1903
1904         DrawAntiShadedRectSide(dc, rect2, m_penBlack, m_penGrey, side);
1905     }
1906
1907     *rect = rectInner;
1908 }
1909
1910 void wxGTKRenderer::DrawScrollbarArrow(wxDC& dc,
1911                                        wxDirection dir,
1912                                        const wxRect& rectArrow,
1913                                        int flags)
1914 {
1915     // first of all, draw the border around it - but we don't want the border
1916     // on the side opposite to the arrow point
1917     wxRect rect = rectArrow;
1918     DrawArrowBorder(dc, &rect, dir);
1919
1920     // then the arrow itself
1921     DrawArrow(dc, dir, rect, flags);
1922 }
1923
1924 // gtk_default_draw_arrow() takes ~350 lines and we can't do much better here
1925 // these people are just crazy :-(
1926 void wxGTKRenderer::DrawArrow(wxDC& dc,
1927                               wxDirection dir,
1928                               const wxRect& rect,
1929                               int flags)
1930 {
1931     enum
1932     {
1933         Point_First,
1934         Point_Second,
1935         Point_Third,
1936         Point_Max
1937     };
1938
1939     wxPoint ptArrow[Point_Max];
1940
1941     wxColour colInside = GetBackgroundColour(flags);
1942     wxPen penShadow[4];
1943     if ( flags & wxCONTROL_DISABLED )
1944     {
1945         penShadow[0] = m_penDarkGrey;
1946         penShadow[1] = m_penDarkGrey;
1947         penShadow[2] = wxNullPen;
1948         penShadow[3] = wxNullPen;
1949     }
1950     else if ( flags & wxCONTROL_PRESSED )
1951     {
1952         penShadow[0] = m_penDarkGrey;
1953         penShadow[1] = m_penHighlight;
1954         penShadow[2] = wxNullPen;
1955         penShadow[3] = m_penBlack;
1956     }
1957     else // normal arrow
1958     {
1959         penShadow[0] = m_penHighlight;
1960         penShadow[1] = m_penBlack;
1961         penShadow[2] = m_penDarkGrey;
1962         penShadow[3] = wxNullPen;
1963     }
1964
1965     wxCoord middle;
1966     if ( dir == wxUP || dir == wxDOWN )
1967     {
1968         // horz middle
1969         middle = (rect.GetRight() + rect.GetLeft() + 1) / 2;
1970     }
1971     else // horz arrow
1972     {
1973         middle = (rect.GetTop() + rect.GetBottom() + 1) / 2;
1974     }
1975
1976     // draw the arrow interior
1977     dc.SetPen(*wxTRANSPARENT_PEN);
1978     dc.SetBrush(wxBrush(colInside, wxSOLID));
1979
1980     switch ( dir )
1981     {
1982         case wxUP:
1983             ptArrow[Point_First].x = rect.GetLeft();
1984             ptArrow[Point_First].y = rect.GetBottom();
1985             ptArrow[Point_Second].x = middle;
1986             ptArrow[Point_Second].y = rect.GetTop();
1987             ptArrow[Point_Third].x = rect.GetRight();
1988             ptArrow[Point_Third].y = rect.GetBottom();
1989             break;
1990
1991         case wxDOWN:
1992             ptArrow[Point_First] = rect.GetPosition();
1993             ptArrow[Point_Second].x = middle;
1994             ptArrow[Point_Second].y = rect.GetBottom();
1995             ptArrow[Point_Third].x = rect.GetRight();
1996             ptArrow[Point_Third].y = rect.GetTop();
1997             break;
1998
1999         case wxLEFT:
2000             ptArrow[Point_First].x = rect.GetRight();
2001             ptArrow[Point_First].y = rect.GetTop();
2002             ptArrow[Point_Second].x = rect.GetLeft();
2003             ptArrow[Point_Second].y = middle;
2004             ptArrow[Point_Third].x = rect.GetRight();
2005             ptArrow[Point_Third].y = rect.GetBottom();
2006             break;
2007
2008         case wxRIGHT:
2009             ptArrow[Point_First] = rect.GetPosition();
2010             ptArrow[Point_Second].x = rect.GetRight();
2011             ptArrow[Point_Second].y = middle;
2012             ptArrow[Point_Third].x = rect.GetLeft();
2013             ptArrow[Point_Third].y = rect.GetBottom();
2014             break;
2015
2016         default:
2017             wxFAIL_MSG(_T("unknown arrow direction"));
2018     }
2019
2020     dc.DrawPolygon(WXSIZEOF(ptArrow), ptArrow);
2021
2022     // draw the arrow border
2023     dc.SetPen(penShadow[0]);
2024     switch ( dir )
2025     {
2026         case wxUP:
2027             dc.DrawLine(ptArrow[Point_Second], ptArrow[Point_First]);
2028             dc.DrawPoint(ptArrow[Point_First]);
2029             if ( penShadow[3].Ok() )
2030             {
2031                 dc.SetPen(penShadow[3]);
2032                 dc.DrawLine(ptArrow[Point_First].x + 1, ptArrow[Point_First].y,
2033                             ptArrow[Point_Second].x, ptArrow[Point_Second].y);
2034             }
2035             dc.SetPen(penShadow[1]);
2036             dc.DrawLine(ptArrow[Point_Second].x + 1, ptArrow[Point_Second].y + 1,
2037                         ptArrow[Point_Third].x, ptArrow[Point_Third].y);
2038             dc.DrawPoint(ptArrow[Point_Third]);
2039             dc.DrawLine(ptArrow[Point_Third].x - 2, ptArrow[Point_Third].y,
2040                         ptArrow[Point_First].x + 1, ptArrow[Point_First].y);
2041             if ( penShadow[2].Ok() )
2042             {
2043                 dc.SetPen(penShadow[2]);
2044                 dc.DrawLine(ptArrow[Point_Third].x - 1, ptArrow[Point_Third].y,
2045                             ptArrow[Point_Second].x, ptArrow[Point_Second].y + 1);
2046                 dc.DrawLine(ptArrow[Point_Third].x - 1, ptArrow[Point_Third].y - 1,
2047                             ptArrow[Point_First].x + 2, ptArrow[Point_First].y - 1);
2048             }
2049             break;
2050
2051         case wxDOWN:
2052             dc.DrawLine(ptArrow[Point_First], ptArrow[Point_Second]);
2053             dc.DrawLine(ptArrow[Point_First].x + 2, ptArrow[Point_First].y,
2054                         ptArrow[Point_Third].x - 1, ptArrow[Point_Third].y);
2055             if ( penShadow[2].Ok() )
2056             {
2057                 dc.SetPen(penShadow[2]);
2058                 dc.DrawLine(ptArrow[Point_Second].x, ptArrow[Point_Second].y - 1,
2059                             ptArrow[Point_Third].x - 1, ptArrow[Point_Third].y - 1);
2060             }
2061             dc.SetPen(penShadow[1]);
2062             dc.DrawLine(ptArrow[Point_Second], ptArrow[Point_Third]);
2063             dc.DrawPoint(ptArrow[Point_Third]);
2064             break;
2065
2066         case wxLEFT:
2067             dc.DrawLine(ptArrow[Point_Second], ptArrow[Point_First]);
2068             dc.DrawPoint(ptArrow[Point_First]);
2069             if ( penShadow[2].Ok() )
2070             {
2071                 dc.SetPen(penShadow[2]);
2072                 dc.DrawLine(ptArrow[Point_Third].x - 1, ptArrow[Point_Third].y,
2073                             ptArrow[Point_First].x - 1, ptArrow[Point_First].y + 2);
2074                 dc.DrawLine(ptArrow[Point_Third].x, ptArrow[Point_Third].y,
2075                             ptArrow[Point_Second].x + 2, ptArrow[Point_Second].y + 1);
2076             }
2077             dc.SetPen(penShadow[1]);
2078             dc.DrawLine(ptArrow[Point_Third].x, ptArrow[Point_Third].y,
2079                         ptArrow[Point_First].x, ptArrow[Point_First].y + 1);
2080             dc.DrawLine(ptArrow[Point_Second].x + 1, ptArrow[Point_Second].y + 1,
2081                         ptArrow[Point_Third].x - 1, ptArrow[Point_Third].y);
2082             break;
2083
2084         case wxRIGHT:
2085             dc.DrawLine(ptArrow[Point_First], ptArrow[Point_Third]);
2086             dc.DrawLine(ptArrow[Point_First].x + 2, ptArrow[Point_First].y + 1,
2087                         ptArrow[Point_Second].x, ptArrow[Point_Second].y);
2088             dc.SetPen(penShadow[1]);
2089             dc.DrawLine(ptArrow[Point_Second], ptArrow[Point_Third]);
2090             dc.DrawPoint(ptArrow[Point_Third]);
2091             break;
2092
2093         default:
2094             wxFAIL_MSG(_T("unknown arrow direction"));
2095             return;
2096     }
2097 }
2098
2099 void wxGTKRenderer::DrawThumbBorder(wxDC& dc,
2100                                     wxRect *rect,
2101                                     wxOrientation orient)
2102 {
2103     if ( orient == wxVERTICAL )
2104     {
2105         DrawAntiShadedRectSide(dc, *rect, m_penDarkGrey, m_penHighlight,
2106                                wxLEFT);
2107         DrawAntiShadedRectSide(dc, *rect, m_penDarkGrey, m_penHighlight,
2108                                wxRIGHT);
2109         rect->Inflate(-1, 0);
2110
2111         DrawAntiShadedRectSide(dc, *rect, m_penBlack, m_penGrey,
2112                                wxLEFT);
2113         DrawAntiShadedRectSide(dc, *rect, m_penBlack, m_penGrey,
2114                                wxRIGHT);
2115         rect->Inflate(-1, 0);
2116     }
2117     else
2118     {
2119         DrawAntiShadedRectSide(dc, *rect, m_penDarkGrey, m_penHighlight,
2120                                wxUP);
2121         DrawAntiShadedRectSide(dc, *rect, m_penDarkGrey, m_penHighlight,
2122                                wxDOWN);
2123         rect->Inflate(0, -1);
2124
2125         DrawAntiShadedRectSide(dc, *rect, m_penBlack, m_penGrey,
2126                                wxUP);
2127         DrawAntiShadedRectSide(dc, *rect, m_penBlack, m_penGrey,
2128                                wxDOWN);
2129         rect->Inflate(0, -1);
2130     }
2131 }
2132
2133 void wxGTKRenderer::DrawScrollbarThumb(wxDC& dc,
2134                                        wxOrientation orient,
2135                                        const wxRect& rect,
2136                                        int flags)
2137 {
2138     // the thumb is never pressed never has focus border under GTK and the
2139     // scrollbar background never changes at all
2140     int flagsThumb = flags & ~(wxCONTROL_PRESSED | wxCONTROL_FOCUSED);
2141
2142     // we don't want the border in the direction of the scrollbar movement
2143     wxRect rectThumb = rect;
2144     DrawThumbBorder(dc, &rectThumb, orient);
2145
2146     DrawButtonBorder(dc, rectThumb, flagsThumb, &rectThumb);
2147     DrawBackground(dc, wxNullColour, rectThumb, flagsThumb);
2148 }
2149
2150 void wxGTKRenderer::DrawScrollbarShaft(wxDC& dc,
2151                                        wxOrientation orient,
2152                                        const wxRect& rect,
2153                                        int flags)
2154 {
2155     wxRect rectBar = rect;
2156     DrawThumbBorder(dc, &rectBar, orient);
2157     DoDrawBackground(dc, wxSCHEME_COLOUR(m_scheme, SCROLLBAR), rectBar);
2158 }
2159
2160 void wxGTKRenderer::DrawScrollCorner(wxDC& dc, const wxRect& rect)
2161 {
2162     DoDrawBackground(dc, wxSCHEME_COLOUR(m_scheme, CONTROL), rect);
2163 }
2164
2165 wxRect wxGTKRenderer::GetScrollbarRect(const wxScrollBar *scrollbar,
2166                                        wxScrollBar::Element elem,
2167                                        int thumbPos) const
2168 {
2169     // as GTK scrollbars can't be disabled, it makes no sense to remove the
2170     // thumb for a scrollbar with range 0 - instead, make it fill the entire
2171     // scrollbar shaft
2172     if ( (elem == wxScrollBar::Element_Thumb) && !scrollbar->GetRange() )
2173     {
2174         elem = wxScrollBar::Element_Bar_2;
2175     }
2176
2177     return StandardGetScrollbarRect(scrollbar, elem,
2178                                     thumbPos,
2179                                     GetScrollbarArrowSize(scrollbar));
2180 }
2181
2182 wxCoord wxGTKRenderer::GetScrollbarSize(const wxScrollBar *scrollbar)
2183 {
2184     return StandardScrollBarSize(scrollbar, GetScrollbarArrowSize(scrollbar));
2185 }
2186
2187 wxHitTest wxGTKRenderer::HitTestScrollbar(const wxScrollBar *scrollbar,
2188                                           const wxPoint& pt) const
2189 {
2190     return StandardHitTestScrollbar(scrollbar, pt,
2191                                     GetScrollbarArrowSize(scrollbar));
2192 }
2193
2194 wxCoord wxGTKRenderer::ScrollbarToPixel(const wxScrollBar *scrollbar,
2195                                         int thumbPos)
2196 {
2197     return StandardScrollbarToPixel(scrollbar, thumbPos,
2198                                     GetScrollbarArrowSize(scrollbar));
2199 }
2200
2201 int wxGTKRenderer::PixelToScrollbar(const wxScrollBar *scrollbar,
2202                                     wxCoord coord)
2203 {
2204     return StandardPixelToScrollbar(scrollbar, coord,
2205                                     GetScrollbarArrowSize(scrollbar));
2206 }
2207
2208 // ----------------------------------------------------------------------------
2209 // size adjustments
2210 // ----------------------------------------------------------------------------
2211
2212 void wxGTKRenderer::AdjustSize(wxSize *size, const wxWindow *window)
2213 {
2214     if ( wxDynamicCast(window, wxButton) )
2215     {
2216         // TODO: this is ad hoc...
2217         size->x += 3*window->GetCharWidth();
2218         if ( size->x < 80 )
2219             size->x = 80;
2220         wxCoord minBtnHeight = 22;
2221         if ( size->y < minBtnHeight )
2222             size->y = minBtnHeight;
2223
2224         // button border width
2225         size->y += 4;
2226     }
2227     else if ( wxDynamicCast(window, wxScrollBar) )
2228     {
2229         // we only set the width of vert scrollbars and height of the
2230         // horizontal ones
2231         if ( window->GetWindowStyle() & wxSB_HORIZONTAL )
2232             size->y = m_sizeScrollbarArrow.x;
2233         else
2234             size->x = m_sizeScrollbarArrow.x;
2235     }
2236     else
2237     {
2238         // take into account the border width
2239         wxRect rectBorder = GetBorderDimensions(window->GetBorder());
2240         size->x += rectBorder.x + rectBorder.width;
2241         size->y += rectBorder.y + rectBorder.height;
2242     }
2243 }
2244
2245 // ============================================================================
2246 // wxInputHandler
2247 // ============================================================================
2248
2249 // ----------------------------------------------------------------------------
2250 // wxGTKInputHandler
2251 // ----------------------------------------------------------------------------
2252
2253 wxGTKInputHandler::wxGTKInputHandler(wxGTKRenderer *renderer)
2254 {
2255     m_renderer = renderer;
2256 }
2257
2258 bool wxGTKInputHandler::HandleKey(wxControl *control,
2259                                   const wxKeyEvent& event,
2260                                   bool pressed)
2261 {
2262     return FALSE;
2263 }
2264
2265 bool wxGTKInputHandler::HandleMouse(wxControl *control,
2266                                     const wxMouseEvent& event)
2267 {
2268     // clicking on the control gives it focus
2269     if ( event.ButtonDown() )
2270     {
2271         control->SetFocus();
2272
2273         return TRUE;
2274     }
2275
2276     return FALSE;
2277 }
2278
2279 bool wxGTKInputHandler::HandleMouseMove(wxControl *control,
2280                                         const wxMouseEvent& event)
2281 {
2282     if ( event.Entering() )
2283     {
2284         control->SetCurrent(TRUE);
2285     }
2286     else if ( event.Leaving() )
2287     {
2288         control->SetCurrent(FALSE);
2289     }
2290     else
2291     {
2292         return FALSE;
2293     }
2294
2295     return TRUE;
2296 }
2297
2298 // ----------------------------------------------------------------------------
2299 // wxGTKCheckboxInputHandler
2300 // ----------------------------------------------------------------------------
2301
2302 bool wxGTKCheckboxInputHandler::HandleKey(wxControl *control,
2303                                           const wxKeyEvent& event,
2304                                           bool pressed)
2305 {
2306     if ( pressed )
2307     {
2308         int keycode = event.GetKeyCode();
2309         if ( keycode == WXK_SPACE || keycode == WXK_RETURN )
2310         {
2311             control->PerformAction(wxACTION_CHECKBOX_TOGGLE);
2312
2313             return TRUE;
2314         }
2315     }
2316
2317     return FALSE;
2318 }
2319
2320 // ----------------------------------------------------------------------------
2321 // wxGTKTextCtrlInputHandler
2322 // ----------------------------------------------------------------------------
2323
2324 bool wxGTKTextCtrlInputHandler::HandleKey(wxControl *control,
2325                                           const wxKeyEvent& event,
2326                                           bool pressed)
2327 {
2328     // handle only GTK-specific text bindings here, the others are handled in
2329     // the base class
2330     if ( pressed )
2331     {
2332         wxControlAction action;
2333         int keycode = event.GetKeyCode();
2334         if ( event.ControlDown() )
2335         {
2336             switch ( keycode )
2337             {
2338                 case 'A':
2339                     action = wxACTION_TEXT_HOME;
2340                     break;
2341
2342                 case 'B':
2343                     action = wxACTION_TEXT_LEFT;
2344                     break;
2345
2346                 case 'D':
2347                     action << wxACTION_TEXT_PREFIX_DEL << wxACTION_TEXT_RIGHT;
2348                     break;
2349
2350                 case 'E':
2351                     action = wxACTION_TEXT_END;
2352                     break;
2353
2354                 case 'F':
2355                     action = wxACTION_TEXT_RIGHT;
2356                     break;
2357
2358                 case 'H':
2359                     action << wxACTION_TEXT_PREFIX_DEL << wxACTION_TEXT_LEFT;
2360                     break;
2361
2362                 case 'K':
2363                     action << wxACTION_TEXT_PREFIX_DEL << wxACTION_TEXT_END;
2364                     break;
2365
2366                 case 'N':
2367                     action = wxACTION_TEXT_DOWN;
2368                     break;
2369
2370                 case 'P':
2371                     action = wxACTION_TEXT_UP;
2372                     break;
2373
2374                 case 'U':
2375                     //delete the entire line
2376                     control->PerformAction(wxACTION_TEXT_HOME);
2377                     action << wxACTION_TEXT_PREFIX_DEL << wxACTION_TEXT_END;
2378                     break;
2379
2380                 case 'W':
2381                     action << wxACTION_TEXT_PREFIX_DEL << wxACTION_TEXT_WORD_LEFT;
2382                     break;
2383             }
2384         }
2385         else if ( event.AltDown() )
2386         {
2387             switch ( keycode )
2388             {
2389                 case 'B':
2390                     action = wxACTION_TEXT_WORD_LEFT;
2391                     break;
2392
2393                 case 'D':
2394                     action << wxACTION_TEXT_PREFIX_DEL << wxACTION_TEXT_WORD_RIGHT;
2395                     break;
2396
2397                 case 'F':
2398                     action = wxACTION_TEXT_WORD_RIGHT;
2399                     break;
2400             }
2401         }
2402
2403         if ( action != wxACTION_NONE )
2404         {
2405             control->PerformAction(action);
2406
2407             return TRUE;
2408         }
2409     }
2410
2411     return wxStdTextCtrlInputHandler::HandleKey(control, event, pressed);
2412 }