src/gtk/renderer.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/gtk/renderer.cpp
   3 // Purpose:     implementation of wxRendererNative for wxGTK
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     20.07.2003
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2003 Vadim Zeitlin <vadim@wxwindows.org>
   9 // Licence:     wxWindows licence
  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 #include "wx/renderer.h"
  28
  29 #ifndef WX_PRECOMP
  30     #include "wx/window.h"
  31     #include "wx/dcclient.h"
  32     #include "wx/settings.h"
  33     #include "wx/module.h"
  34 #endif
  35
  36 #include "wx/dcgraph.h"
  37 #include "wx/gtk/dc.h"
  38 #include "wx/gtk/private.h"
  39
  40 #include <gtk/gtk.h>
  41
  42 // ----------------------------------------------------------------------------
  43 // wxRendererGTK: our wxRendererNative implementation
  44 // ----------------------------------------------------------------------------
  45
  46 class WXDLLEXPORT wxRendererGTK : public wxDelegateRendererNative
  47 {
  48 public:
  49     // draw the header control button (used by wxListCtrl)
  50     virtual int  DrawHeaderButton(wxWindow *win,
  51                                   wxDC& dc,
  52                                   const wxRect& rect,
  53                                   int flags = 0,
  54                                   wxHeaderSortIconType sortArrow = wxHDR_SORT_ICON_NONE,
  55                                   wxHeaderButtonParams* params = NULL);
  56
  57     virtual int GetHeaderButtonHeight(wxWindow *win);
  58
  59     virtual int GetHeaderButtonMargin(wxWindow *win);
  60
  61
  62     // draw the expanded/collapsed icon for a tree control item
  63     virtual void DrawTreeItemButton(wxWindow *win,
  64                                     wxDC& dc,
  65                                     const wxRect& rect,
  66                                     int flags = 0);
  67
  68     virtual void DrawSplitterBorder(wxWindow *win,
  69                                     wxDC& dc,
  70                                     const wxRect& rect,
  71                                     int flags = 0);
  72     virtual void DrawSplitterSash(wxWindow *win,
  73                                   wxDC& dc,
  74                                   const wxSize& size,
  75                                   wxCoord position,
  76                                   wxOrientation orient,
  77                                   int flags = 0);
  78
  79     virtual void DrawComboBoxDropButton(wxWindow *win,
  80                                         wxDC& dc,
  81                                         const wxRect& rect,
  82                                         int flags = 0);
  83
  84     virtual void DrawDropArrow(wxWindow *win,
  85                                wxDC& dc,
  86                                const wxRect& rect,
  87                                int flags = 0);
  88
  89     virtual void DrawCheckBox(wxWindow *win,
  90                               wxDC& dc,
  91                               const wxRect& rect,
  92                               int flags = 0);
  93
  94     virtual void DrawPushButton(wxWindow *win,
  95                                 wxDC& dc,
  96                                 const wxRect& rect,
  97                                 int flags = 0);
  98
  99     virtual void DrawItemSelectionRect(wxWindow *win,
 100                                        wxDC& dc,
 101                                        const wxRect& rect,
 102                                        int flags = 0);
 103
 104     virtual void DrawChoice(wxWindow* win,
 105                             wxDC& dc,
 106                             const wxRect& rect,
 107                             int flags=0);
 108
 109     virtual void DrawComboBox(wxWindow* win,
 110                                 wxDC& dc,
 111                                 const wxRect& rect,
 112                                 int flags=0);
 113
 114     virtual void DrawTextCtrl(wxWindow* win,
 115                                 wxDC& dc,
 116                                 const wxRect& rect,
 117                                 int flags=0);
 118
 119     virtual void DrawRadioBitmap(wxWindow* win,
 120                                 wxDC& dc,
 121                                 const wxRect& rect,
 122                                 int flags=0);
 123
 124     virtual void DrawFocusRect(wxWindow* win, wxDC& dc, const wxRect& rect, int flags = 0);
 125
 126     virtual wxSize GetCheckBoxSize(wxWindow *win);
 127
 128     virtual wxSplitterRenderParams GetSplitterParams(const wxWindow *win);
 129 };
 130
 131 // ============================================================================
 132 // implementation
 133 // ============================================================================
 134
 135 /* static */
 136 wxRendererNative& wxRendererNative::GetDefault()
 137 {
 138     static wxRendererGTK s_rendererGTK;
 139
 140     return s_rendererGTK;
 141 }
 142
 143 static GdkWindow* wxGetGdkWindowForDC(wxWindow* win, wxDC& dc)
 144 {
 145     GdkWindow* gdk_window = NULL;
 146
 147 #if wxUSE_GRAPHICS_CONTEXT
 148     if ( dc.IsKindOf( CLASSINFO(wxGCDC) ) )
 149         gdk_window = win->GTKGetDrawingWindow();
 150     else
 151 #endif
 152     {
 153 #if wxUSE_NEW_DC
 154         wxDCImpl *impl = dc.GetImpl();
 155         wxGTKDCImpl *gtk_impl = wxDynamicCast( impl, wxGTKDCImpl );
 156         if (gtk_impl)
 157             gdk_window = gtk_impl->GetGDKWindow();
 158 #else
 159         gdk_window = dc.GetGDKWindow();
 160 #endif
 161     }
 162
 163 #if !wxUSE_GRAPHICS_CONTEXT
 164     wxUnusedVar(win);
 165 #endif
 166
 167     return gdk_window;
 168 }
 169
 170 // ----------------------------------------------------------------------------
 171 // list/tree controls drawing
 172 // ----------------------------------------------------------------------------
 173
 174 int
 175 wxRendererGTK::DrawHeaderButton(wxWindow *win,
 176                                 wxDC& dc,
 177                                 const wxRect& rect,
 178                                 int flags,
 179                                 wxHeaderSortIconType sortArrow,
 180                                 wxHeaderButtonParams* params)
 181 {
 182
 183     GtkWidget *button = wxGTKPrivate::GetHeaderButtonWidget();
 184     if (flags & wxCONTROL_SPECIAL)
 185         button = wxGTKPrivate::GetHeaderButtonWidgetFirst();
 186     if (flags & wxCONTROL_DIRTY)
 187         button = wxGTKPrivate::GetHeaderButtonWidgetLast();
 188
 189     GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
 190     wxASSERT_MSG( gdk_window,
 191                   wxT("cannot use wxRendererNative on wxDC of this type") );
 192
 193     int x_diff = 0;
 194     if (win->GetLayoutDirection() == wxLayout_RightToLeft)
 195         x_diff = rect.width;
 196
 197     GtkStateType state = GTK_STATE_NORMAL;
 198     if (flags & wxCONTROL_DISABLED)
 199         state = GTK_STATE_INSENSITIVE;
 200     else
 201     {
 202         if (flags & wxCONTROL_CURRENT)
 203             state = GTK_STATE_PRELIGHT;
 204     }
 205
 206     gtk_paint_box
 207     (
 208         button->style,
 209         gdk_window,
 210         state,
 211         GTK_SHADOW_OUT,
 212         NULL,
 213         button,
 214         "button",
 215         dc.LogicalToDeviceX(rect.x) - x_diff, rect.y, rect.width, rect.height
 216     );
 217
 218     return DrawHeaderButtonContents(win, dc, rect, flags, sortArrow, params);
 219 }
 220
 221 int wxRendererGTK::GetHeaderButtonHeight(wxWindow *WXUNUSED(win))
 222 {
 223     GtkWidget *button = wxGTKPrivate::GetHeaderButtonWidget();
 224
 225     GtkRequisition req;
 226     GTK_WIDGET_GET_CLASS(button)->size_request(button, &req);
 227
 228     return req.height;
 229 }
 230
 231 int wxRendererGTK::GetHeaderButtonMargin(wxWindow *WXUNUSED(win))
 232 {
 233     wxFAIL_MSG( "GetHeaderButtonMargin() not implemented" );
 234     return -1;
 235 }
 236
 237
 238 // draw a ">" or "v" button
 239 void
 240 wxRendererGTK::DrawTreeItemButton(wxWindow* win,
 241                                   wxDC& dc, const wxRect& rect, int flags)
 242 {
 243     GtkWidget *tree = wxGTKPrivate::GetTreeWidget();
 244
 245     GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
 246     wxASSERT_MSG( gdk_window,
 247                   wxT("cannot use wxRendererNative on wxDC of this type") );
 248
 249     GtkStateType state;
 250     if ( flags & wxCONTROL_CURRENT )
 251         state = GTK_STATE_PRELIGHT;
 252     else
 253         state = GTK_STATE_NORMAL;
 254
 255     int x_diff = 0;
 256     if (win->GetLayoutDirection() == wxLayout_RightToLeft)
 257         x_diff = rect.width;
 258
 259     // VZ: I don't know how to get the size of the expander so as to centre it
 260     //     in the given rectangle, +2/3 below is just what looks good here...
 261     gtk_paint_expander
 262     (
 263         tree->style,
 264         gdk_window,
 265         state,
 266         NULL,
 267         tree,
 268         "treeview",
 269         dc.LogicalToDeviceX(rect.x) + 6 - x_diff,
 270         dc.LogicalToDeviceY(rect.y) + 3,
 271         flags & wxCONTROL_EXPANDED ? GTK_EXPANDER_EXPANDED
 272                                    : GTK_EXPANDER_COLLAPSED
 273     );
 274 }
 275
 276
 277 // ----------------------------------------------------------------------------
 278 // splitter sash drawing
 279 // ----------------------------------------------------------------------------
 280
 281 static int GetGtkSplitterFullSize(GtkWidget* widget)
 282 {
 283     gint handle_size;
 284     gtk_widget_style_get(widget, "handle_size", &handle_size, NULL);
 285
 286     return handle_size;
 287 }
 288
 289 wxSplitterRenderParams
 290 wxRendererGTK::GetSplitterParams(const wxWindow *WXUNUSED(win))
 291 {
 292     // we don't draw any border, hence 0 for the second field
 293     return wxSplitterRenderParams
 294            (
 295                GetGtkSplitterFullSize(wxGTKPrivate::GetSplitterWidget()),
 296                0,
 297                true     // hot sensitive
 298            );
 299 }
 300
 301 void
 302 wxRendererGTK::DrawSplitterBorder(wxWindow * WXUNUSED(win),
 303                                   wxDC& WXUNUSED(dc),
 304                                   const wxRect& WXUNUSED(rect),
 305                                   int WXUNUSED(flags))
 306 {
 307     // nothing to do
 308 }
 309
 310 void
 311 wxRendererGTK::DrawSplitterSash(wxWindow* win,
 312                                 wxDC& dc,
 313                                 const wxSize& size,
 314                                 wxCoord position,
 315                                 wxOrientation orient,
 316                                 int flags)
 317 {
 318     if ( !win->m_wxwindow->window )
 319     {
 320         // window not realized yet
 321         return;
 322     }
 323
 324     GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
 325     wxASSERT_MSG( gdk_window,
 326                   wxT("cannot use wxRendererNative on wxDC of this type") );
 327
 328     wxCoord full_size = GetGtkSplitterFullSize(wxGTKPrivate::GetSplitterWidget());
 329
 330     // are we drawing vertical or horizontal splitter?
 331     const bool isVert = orient == wxVERTICAL;
 332
 333     GdkRectangle rect;
 334
 335     if ( isVert )
 336     {
 337         rect.x = position;
 338         rect.y = 0;
 339         rect.width = full_size;
 340         rect.height = size.y;
 341     }
 342     else // horz
 343     {
 344         rect.x = 0;
 345         rect.y = position;
 346         rect.height = full_size;
 347         rect.width = size.x;
 348     }
 349
 350     int x_diff = 0;
 351     if (win->GetLayoutDirection() == wxLayout_RightToLeft)
 352         x_diff = rect.width;
 353
 354     gtk_paint_handle
 355     (
 356         win->m_wxwindow->style,
 357         gdk_window,
 358         flags & wxCONTROL_CURRENT ? GTK_STATE_PRELIGHT : GTK_STATE_NORMAL,
 359         GTK_SHADOW_NONE,
 360         NULL /* no clipping */,
 361         win->m_wxwindow,
 362         "paned",
 363         dc.LogicalToDeviceX(rect.x) - x_diff,
 364         dc.LogicalToDeviceY(rect.y),
 365         rect.width,
 366         rect.height,
 367         isVert ? GTK_ORIENTATION_VERTICAL : GTK_ORIENTATION_HORIZONTAL
 368     );
 369 }
 370
 371 void
 372 wxRendererGTK::DrawDropArrow(wxWindow* win,
 373                              wxDC& dc,
 374                              const wxRect& rect,
 375                              int flags)
 376 {
 377     GtkWidget *button = wxGTKPrivate::GetButtonWidget();
 378
 379     // If we give WX_PIZZA(win->m_wxwindow)->bin_window as
 380     // a window for gtk_paint_xxx function, then it won't
 381     // work for wxMemoryDC. So that is why we assume wxDC
 382     // is wxWindowDC (wxClientDC, wxMemoryDC and wxPaintDC
 383     // are derived from it) and use its m_window.
 384     GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
 385     wxASSERT_MSG( gdk_window,
 386                   wxT("cannot use wxRendererNative on wxDC of this type") );
 387
 388     // draw arrow so that there is even space horizontally
 389     // on both sides
 390     int arrowX = rect.width/4 + 1;
 391     int arrowWidth = rect.width - (arrowX*2);
 392
 393     // scale arrow's height accoording to the width
 394     int arrowHeight = rect.width/3;
 395     int arrowY = (rect.height-arrowHeight)/2 +
 396                  ((rect.height-arrowHeight) & 1);
 397
 398     GtkStateType state;
 399
 400     if ( flags & wxCONTROL_PRESSED )
 401         state = GTK_STATE_ACTIVE;
 402     else if ( flags & wxCONTROL_DISABLED )
 403         state = GTK_STATE_INSENSITIVE;
 404     else if ( flags & wxCONTROL_CURRENT )
 405         state = GTK_STATE_PRELIGHT;
 406     else
 407         state = GTK_STATE_NORMAL;
 408
 409     // draw arrow on button
 410     gtk_paint_arrow
 411     (
 412         button->style,
 413         gdk_window,
 414         state,
 415         flags & wxCONTROL_PRESSED ? GTK_SHADOW_IN : GTK_SHADOW_OUT,
 416         NULL,
 417         button,
 418         "arrow",
 419         GTK_ARROW_DOWN,
 420         FALSE,
 421         rect.x + arrowX,
 422         rect.y + arrowY,
 423         arrowWidth,
 424         arrowHeight
 425     );
 426 }
 427
 428 void
 429 wxRendererGTK::DrawComboBoxDropButton(wxWindow *win,
 430                                       wxDC& dc,
 431                                       const wxRect& rect,
 432                                       int flags)
 433 {
 434     DrawPushButton(win,dc,rect,flags);
 435     DrawDropArrow(win,dc,rect);
 436 }
 437
 438 wxSize
 439 wxRendererGTK::GetCheckBoxSize(wxWindow *WXUNUSED(win))
 440 {
 441     gint indicator_size, indicator_spacing;
 442     gtk_widget_style_get(wxGTKPrivate::GetCheckButtonWidget(),
 443                          "indicator_size", &indicator_size,
 444                          "indicator_spacing", &indicator_spacing,
 445                          NULL);
 446
 447     int size = indicator_size + indicator_spacing * 2;
 448     return wxSize(size, size);
 449 }
 450
 451 void
 452 wxRendererGTK::DrawCheckBox(wxWindow* win,
 453                             wxDC& dc,
 454                             const wxRect& rect,
 455                             int flags )
 456 {
 457     GtkWidget *button = wxGTKPrivate::GetCheckButtonWidget();
 458
 459     GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
 460     wxASSERT_MSG( gdk_window,
 461                   wxT("cannot use wxRendererNative on wxDC of this type") );
 462
 463     gint indicator_size, indicator_spacing;
 464     gtk_widget_style_get(button,
 465                          "indicator_size", &indicator_size,
 466                          "indicator_spacing", &indicator_spacing,
 467                          NULL);
 468
 469     GtkStateType state;
 470
 471     if ( flags & wxCONTROL_PRESSED )
 472         state = GTK_STATE_ACTIVE;
 473     else if ( flags & wxCONTROL_DISABLED )
 474         state = GTK_STATE_INSENSITIVE;
 475     else if ( flags & wxCONTROL_CURRENT )
 476         state = GTK_STATE_PRELIGHT;
 477     else
 478         state = GTK_STATE_NORMAL;
 479
 480     GtkShadowType shadow_type;
 481
 482     if ( flags & wxCONTROL_UNDETERMINED )
 483         shadow_type = GTK_SHADOW_ETCHED_IN;
 484     else if ( flags & wxCONTROL_CHECKED )
 485         shadow_type = GTK_SHADOW_IN;
 486     else
 487         shadow_type = GTK_SHADOW_OUT;
 488
 489     gtk_paint_check
 490     (
 491         button->style,
 492         gdk_window,
 493         state,
 494         shadow_type,
 495         NULL,
 496         button,
 497         "cellcheck",
 498         dc.LogicalToDeviceX(rect.x) + indicator_spacing,
 499         dc.LogicalToDeviceY(rect.y) + indicator_spacing,
 500         indicator_size, indicator_size
 501     );
 502 }
 503
 504 void
 505 wxRendererGTK::DrawPushButton(wxWindow* win,
 506                               wxDC& dc,
 507                               const wxRect& rect,
 508                               int flags)
 509 {
 510     GtkWidget *button = wxGTKPrivate::GetButtonWidget();
 511
 512     GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
 513     wxASSERT_MSG( gdk_window,
 514                   wxT("cannot use wxRendererNative on wxDC of this type") );
 515
 516     // draw button
 517     GtkStateType state;
 518
 519     if ( flags & wxCONTROL_PRESSED )
 520         state = GTK_STATE_ACTIVE;
 521     else if ( flags & wxCONTROL_DISABLED )
 522         state = GTK_STATE_INSENSITIVE;
 523     else if ( flags & wxCONTROL_CURRENT )
 524         state = GTK_STATE_PRELIGHT;
 525     else
 526         state = GTK_STATE_NORMAL;
 527
 528     gtk_paint_box
 529     (
 530         button->style,
 531         gdk_window,
 532         state,
 533         flags & wxCONTROL_PRESSED ? GTK_SHADOW_IN : GTK_SHADOW_OUT,
 534         NULL,
 535         button,
 536         "button",
 537         dc.LogicalToDeviceX(rect.x),
 538         dc.LogicalToDeviceY(rect.y),
 539         rect.width,
 540         rect.height
 541     );
 542 }
 543
 544 void
 545 wxRendererGTK::DrawItemSelectionRect(wxWindow* win,
 546                                      wxDC& dc,
 547                                      const wxRect& rect,
 548                                      int flags )
 549 {
 550     GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
 551     wxASSERT_MSG( gdk_window,
 552                   wxT("cannot use wxRendererNative on wxDC of this type") );
 553
 554     if (flags & wxCONTROL_SELECTED)
 555     {
 556         int x_diff = 0;
 557         if (win->GetLayoutDirection() == wxLayout_RightToLeft)
 558             x_diff = rect.width;
 559
 560         // the wxCONTROL_FOCUSED state is deduced
 561         // directly from the m_wxwindow by GTK+
 562         gtk_paint_flat_box(wxGTKPrivate::GetTreeWidget()->style,
 563                         gdk_window,
 564                         GTK_STATE_SELECTED,
 565                         GTK_SHADOW_NONE,
 566                         NULL,
 567                         win->m_wxwindow,
 568                         "cell_even",
 569                         dc.LogicalToDeviceX(rect.x) - x_diff,
 570                         dc.LogicalToDeviceY(rect.y),
 571                         rect.width,
 572                         rect.height );
 573     }
 574
 575     if ((flags & wxCONTROL_CURRENT) && (flags & wxCONTROL_FOCUSED))
 576         DrawFocusRect(win, dc, rect, flags);
 577 }
 578
 579 void wxRendererGTK::DrawFocusRect(wxWindow* win, wxDC& dc, const wxRect& rect, int flags)
 580 {
 581     GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
 582     wxASSERT_MSG( gdk_window,
 583                   wxT("cannot use wxRendererNative on wxDC of this type") );
 584
 585     GtkStateType state;
 586     if (flags & wxCONTROL_SELECTED)
 587         state = GTK_STATE_SELECTED;
 588     else
 589         state = GTK_STATE_NORMAL;
 590
 591     gtk_paint_focus( win->m_widget->style,
 592                      gdk_window,
 593                      state,
 594                      NULL,
 595                      win->m_wxwindow,
 596                      NULL,
 597                      dc.LogicalToDeviceX(rect.x),
 598                      dc.LogicalToDeviceY(rect.y),
 599                      rect.width,
 600                      rect.height );
 601 }
 602
 603 // Uses the theme to draw the border and fill for something like a wxTextCtrl
 604 void wxRendererGTK::DrawTextCtrl(wxWindow* win, wxDC& dc, const wxRect& rect, int flags)
 605 {
 606     GtkWidget *entry = wxGTKPrivate::GetTextEntryWidget();
 607
 608     GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
 609
 610     GtkStateType state = GTK_STATE_NORMAL;
 611     if ( flags & wxCONTROL_DISABLED )
 612         state = GTK_STATE_INSENSITIVE;
 613
 614     if (flags & wxCONTROL_CURRENT )
 615         GTK_WIDGET_SET_FLAGS( entry, GTK_HAS_FOCUS );
 616     else
 617         GTK_WIDGET_UNSET_FLAGS( entry, GTK_HAS_FOCUS );
 618
 619     gtk_paint_shadow
 620     (
 621         entry->style,
 622         gdk_window,
 623         state,
 624         GTK_SHADOW_OUT,
 625         NULL,
 626         entry,
 627         "entry",
 628         dc.LogicalToDeviceX(rect.x),
 629         dc.LogicalToDeviceY(rect.y),
 630         rect.width,
 631         rect.height
 632   );
 633 }
 634
 635 // Draw the equivallent of a wxComboBox
 636 void wxRendererGTK::DrawComboBox(wxWindow* win, wxDC& dc, const wxRect& rect, int flags)
 637 {
 638     GtkWidget *combo = wxGTKPrivate::GetComboBoxWidget();
 639
 640     GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
 641
 642     GtkStateType state = GTK_STATE_NORMAL;
 643     if ( flags & wxCONTROL_DISABLED )
 644        state = GTK_STATE_INSENSITIVE;
 645
 646     if (flags & wxCONTROL_CURRENT )
 647         GTK_WIDGET_SET_FLAGS( combo, GTK_HAS_FOCUS );
 648     else
 649         GTK_WIDGET_UNSET_FLAGS( combo, GTK_HAS_FOCUS );
 650
 651     gtk_paint_shadow
 652     (
 653         combo->style,
 654         gdk_window,
 655         state,
 656         GTK_SHADOW_OUT,
 657         NULL,
 658         combo,
 659         "combobox",
 660         dc.LogicalToDeviceX(rect.x),
 661         dc.LogicalToDeviceY(rect.y),
 662         rect.width,
 663         rect.height
 664     );
 665
 666     wxRect r = rect;
 667     int extent = rect.height / 2;
 668     r.x += rect.width - extent - extent/2;
 669     r.y += extent/2;
 670     r.width = extent;
 671     r.height = extent;
 672
 673     gtk_paint_arrow
 674     (
 675         combo->style,
 676         gdk_window,
 677         state,
 678         GTK_SHADOW_OUT,
 679         NULL,
 680         combo,
 681         "arrow",
 682         GTK_ARROW_DOWN,
 683         TRUE,
 684         dc.LogicalToDeviceX(r.x),
 685         dc.LogicalToDeviceY(r.y),
 686         r.width,
 687         r.height
 688     );
 689
 690     r = rect;
 691     r.x += rect.width - 2*extent;
 692     r.width = 2;
 693
 694     gtk_paint_box
 695     (
 696         combo->style,
 697         gdk_window,
 698         state,
 699         GTK_SHADOW_ETCHED_OUT,
 700         NULL,
 701         combo,
 702         "vseparator",
 703         dc.LogicalToDeviceX(r.x),
 704         dc.LogicalToDeviceY(r.y+1),
 705         r.width,
 706         r.height-2
 707     );
 708 }
 709
 710
 711 void wxRendererGTK::DrawChoice(wxWindow* win, wxDC& dc,
 712                            const wxRect& rect, int flags)
 713 {
 714     DrawComboBox( win, dc, rect, flags );
 715 }
 716
 717
 718 // Draw a themed radio button
 719 void wxRendererGTK::DrawRadioBitmap(wxWindow* win, wxDC& dc, const wxRect& rect, int flags)
 720 {
 721     GtkWidget *button = wxGTKPrivate::GetRadioButtonWidget();
 722
 723     GdkWindow* gdk_window = wxGetGdkWindowForDC(win, dc);
 724
 725     GtkShadowType shadow_type = GTK_SHADOW_OUT;
 726     if ( flags & wxCONTROL_CHECKED )
 727         shadow_type = GTK_SHADOW_IN;
 728     else if ( flags & wxCONTROL_UNDETERMINED )
 729         shadow_type = GTK_SHADOW_ETCHED_IN;
 730
 731     GtkStateType state = GTK_STATE_NORMAL;
 732     if ( flags & wxCONTROL_DISABLED )
 733         state = GTK_STATE_INSENSITIVE;
 734     if ( flags & wxCONTROL_PRESSED )
 735         state = GTK_STATE_ACTIVE;
 736 /*
 737     Don't know when to set this
 738        state_type = GTK_STATE_PRELIGHT;
 739 */
 740
 741     gtk_paint_option
 742     (
 743         button->style,
 744         gdk_window,
 745         state,
 746         shadow_type,
 747         NULL,
 748         button,
 749         "radiobutton",
 750         dc.LogicalToDeviceX(rect.x),
 751         dc.LogicalToDeviceY(rect.y),
 752         rect.width, rect.height
 753     );
 754 }