src/generic/renderg.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/generic/renderg.cpp
   3 // Purpose:     generic implementation of wxRendererNative (for any platform)
   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 // License:     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 #include "wx/renderer.h"
  28
  29 #ifndef WX_PRECOMP
  30     #include "wx/string.h"
  31     #include "wx/dc.h"
  32     #include "wx/settings.h"
  33     #include "wx/gdicmn.h"
  34     #include "wx/module.h"
  35 #endif //WX_PRECOMP
  36
  37 #include "wx/splitter.h"
  38 #include "wx/dcmirror.h"
  39
  40 #ifdef __WXMAC__
  41     #include "wx/osx/private.h"
  42 #endif
  43
  44 // ----------------------------------------------------------------------------
  45 // wxRendererGeneric: our wxRendererNative implementation
  46 // ----------------------------------------------------------------------------
  47
  48 class WXDLLEXPORT wxRendererGeneric : public wxRendererNative
  49 {
  50 public:
  51     wxRendererGeneric();
  52
  53     virtual int  DrawHeaderButton(wxWindow *win,
  54                                   wxDC& dc,
  55                                   const wxRect& rect,
  56                                   int flags = 0,
  57                                   wxHeaderSortIconType sortArrow = wxHDR_SORT_ICON_NONE,
  58                                   wxHeaderButtonParams* params = NULL);
  59
  60     virtual int  DrawHeaderButtonContents(wxWindow *win,
  61                                           wxDC& dc,
  62                                           const wxRect& rect,
  63                                           int flags = 0,
  64                                           wxHeaderSortIconType sortArrow = wxHDR_SORT_ICON_NONE,
  65                                           wxHeaderButtonParams* params = NULL);
  66
  67     virtual int GetHeaderButtonHeight(wxWindow *win);
  68
  69     virtual void DrawTreeItemButton(wxWindow *win,
  70                                     wxDC& dc,
  71                                     const wxRect& rect,
  72                                     int flags = 0);
  73
  74     virtual void DrawSplitterBorder(wxWindow *win,
  75                                     wxDC& dc,
  76                                     const wxRect& rect,
  77                                     int flags = 0);
  78
  79     virtual void DrawSplitterSash(wxWindow *win,
  80                                   wxDC& dc,
  81                                   const wxSize& size,
  82                                   wxCoord position,
  83                                   wxOrientation orient,
  84                                   int flags = 0);
  85
  86     virtual void DrawComboBoxDropButton(wxWindow *win,
  87                                         wxDC& dc,
  88                                         const wxRect& rect,
  89                                         int flags = 0);
  90
  91     virtual void DrawDropArrow(wxWindow *win,
  92                                wxDC& dc,
  93                                const wxRect& rect,
  94                                int flags = 0);
  95
  96     virtual void DrawCheckBox(wxWindow *win,
  97                               wxDC& dc,
  98                               const wxRect& rect,
  99                               int flags = 0);
 100
 101     virtual wxSize GetCheckBoxSize(wxWindow *win);
 102
 103     virtual void DrawPushButton(wxWindow *win,
 104                                 wxDC& dc,
 105                                 const wxRect& rect,
 106                                 int flags = 0);
 107
 108     virtual void DrawItemSelectionRect(wxWindow *win,
 109                                        wxDC& dc,
 110                                        const wxRect& rect,
 111                                        int flags = 0);
 112
 113     virtual void DrawFocusRect(wxWindow* win, wxDC& dc, const wxRect& rect, int flags = 0);
 114
 115     virtual void DrawChoice(wxWindow* win, wxDC& dc, const wxRect& rect, int flags=0);
 116
 117     virtual void DrawComboBox(wxWindow* win, wxDC& dc, const wxRect& rect, int flags=0);
 118
 119     virtual void DrawTextCtrl(wxWindow* win, wxDC& dc, const wxRect& rect, int flags=0);
 120
 121     virtual void DrawRadioButton(wxWindow* win, wxDC& dc, const wxRect& rect, int flags=0);
 122
 123     virtual wxSplitterRenderParams GetSplitterParams(const wxWindow *win);
 124
 125     virtual wxRendererVersion GetVersion() const
 126     {
 127         return wxRendererVersion(wxRendererVersion::Current_Version,
 128                                  wxRendererVersion::Current_Age);
 129     }
 130
 131
 132     // Cleanup by deleting standard renderer
 133     static void Cleanup();
 134
 135     // Get the generic object
 136     static wxRendererGeneric* DoGetGeneric();
 137
 138 protected:
 139     // draw the rectange using the first pen for the left and top sides and
 140     // the second one for the bottom and right ones
 141     void DrawShadedRect(wxDC& dc, wxRect *rect,
 142                         const wxPen& pen1, const wxPen& pen2);
 143
 144     // the standard pens
 145     wxPen m_penBlack,
 146           m_penDarkGrey,
 147           m_penLightGrey,
 148           m_penHighlight;
 149
 150     static wxRendererGeneric* sm_rendererGeneric;
 151 };
 152
 153 // ============================================================================
 154 // wxRendererGeneric implementation
 155 // ============================================================================
 156
 157 // Get the generic object
 158 wxRendererGeneric* wxRendererGeneric::DoGetGeneric()
 159 {
 160     if (!sm_rendererGeneric)
 161         sm_rendererGeneric = new wxRendererGeneric;
 162     return sm_rendererGeneric;
 163 }
 164
 165 // ----------------------------------------------------------------------------
 166 // wxRendererGeneric creation
 167 // ----------------------------------------------------------------------------
 168
 169 /* static */
 170 wxRendererNative& wxRendererNative::GetGeneric()
 171 {
 172     return * wxRendererGeneric::DoGetGeneric();
 173 }
 174
 175 void wxRendererGeneric::Cleanup()
 176 {
 177     if (sm_rendererGeneric)
 178         delete sm_rendererGeneric;
 179
 180     sm_rendererGeneric = NULL;
 181 }
 182
 183 wxRendererGeneric* wxRendererGeneric::sm_rendererGeneric = NULL;
 184
 185 wxRendererGeneric::wxRendererGeneric()
 186     : m_penBlack(wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW)),
 187       m_penDarkGrey(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW)),
 188       m_penLightGrey(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE)),
 189       m_penHighlight(wxSystemSettings::GetColour(wxSYS_COLOUR_3DHIGHLIGHT))
 190 {
 191 }
 192
 193 // ----------------------------------------------------------------------------
 194 // wxRendererGeneric helpers
 195 // ----------------------------------------------------------------------------
 196
 197 void
 198 wxRendererGeneric::DrawShadedRect(wxDC& dc,
 199                                   wxRect *rect,
 200                                   const wxPen& pen1,
 201                                   const wxPen& pen2)
 202 {
 203     // draw the rectangle
 204     dc.SetPen(pen1);
 205     dc.DrawLine(rect->GetLeft(), rect->GetTop(),
 206                 rect->GetLeft(), rect->GetBottom());
 207     dc.DrawLine(rect->GetLeft() + 1, rect->GetTop(),
 208                 rect->GetRight(), rect->GetTop());
 209     dc.SetPen(pen2);
 210     dc.DrawLine(rect->GetRight(), rect->GetTop(),
 211                 rect->GetRight(), rect->GetBottom());
 212     dc.DrawLine(rect->GetLeft(), rect->GetBottom(),
 213                 rect->GetRight() + 1, rect->GetBottom());
 214
 215     // adjust the rect
 216     rect->Inflate(-1);
 217 }
 218
 219 // ----------------------------------------------------------------------------
 220 // tree/list ctrl drawing
 221 // ----------------------------------------------------------------------------
 222
 223 int
 224 wxRendererGeneric::DrawHeaderButton(wxWindow* win,
 225                                     wxDC& dc,
 226                                     const wxRect& rect,
 227                                     int flags,
 228                                     wxHeaderSortIconType sortArrow,
 229                                     wxHeaderButtonParams* params)
 230 {
 231     const wxCoord x = rect.x,
 232                   y = rect.y,
 233                   w = rect.width,
 234                   h = rect.height;
 235
 236     dc.SetBrush(wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE)));
 237     dc.SetPen(*wxTRANSPARENT_PEN);
 238     dc.DrawRectangle(rect);
 239
 240     dc.SetBrush(*wxTRANSPARENT_BRUSH);
 241
 242     dc.SetPen(m_penBlack);
 243     dc.DrawLine( x+w-1, y, x+w-1, y+h );  // right (outer)
 244     dc.DrawLine( x, y+h-1, x+w, y+h-1 );  // bottom (outer)
 245
 246     dc.SetPen(m_penDarkGrey);
 247     dc.DrawLine( x+w-2, y+1, x+w-2, y+h-1 );  // right (inner)
 248     dc.DrawLine( x+1, y+h-2, x+w-1, y+h-2 );  // bottom (inner)
 249
 250     dc.SetPen(m_penHighlight);
 251     dc.DrawLine( x, y, x, y+h-1 ); // left (outer)
 252     dc.DrawLine( x, y, x+w-1, y ); // top (outer)
 253
 254     return DrawHeaderButtonContents(win, dc, rect, flags, sortArrow, params);
 255 }
 256
 257
 258 int
 259 wxRendererGeneric::DrawHeaderButtonContents(wxWindow *win,
 260                                             wxDC& dc,
 261                                             const wxRect& rect,
 262                                             int flags,
 263                                             wxHeaderSortIconType sortArrow,
 264                                             wxHeaderButtonParams* params)
 265 {
 266     int labelWidth = 0;
 267
 268     // Mark this item as selected.  For the generic version we'll just draw an
 269     // underline
 270     if ( flags & wxCONTROL_SELECTED )
 271     {
 272         // draw a line at the bottom of the header button, overlaying the
 273         // native hot-tracking line (on XP)
 274         const int penwidth = 3;
 275         int y = rect.y + rect.height + 1 - penwidth;
 276         wxColour c = (params && params->m_selectionColour.Ok()) ?
 277             params->m_selectionColour : wxColour(0x66, 0x66, 0x66);
 278         wxPen pen(c, penwidth);
 279         pen.SetCap(wxCAP_BUTT);
 280         dc.SetPen(pen);
 281         dc.DrawLine(rect.x, y, rect.x + rect.width, y);
 282     }
 283
 284     // Draw an up or down arrow
 285     int arrowSpace = 0;
 286     if (sortArrow != wxHDR_SORT_ICON_NONE )
 287     {
 288         wxRect ar = rect;
 289
 290         // make a rect for the arrow
 291         ar.height = 4;
 292         ar.width = 8;
 293         ar.y += (rect.height - ar.height)/2;
 294         ar.x = ar.x + rect.width - 3*ar.width/2;
 295         arrowSpace = 3*ar.width/2; // space to preserve when drawing the label
 296
 297         wxPoint triPt[3];
 298         if ( sortArrow & wxHDR_SORT_ICON_UP )
 299         {
 300             triPt[0].x = ar.width / 2;
 301             triPt[0].y = 0;
 302             triPt[1].x = ar.width;
 303             triPt[1].y = ar.height;
 304             triPt[2].x = 0;
 305             triPt[2].y = ar.height;
 306         }
 307         else
 308         {
 309             triPt[0].x = 0;
 310             triPt[0].y = 0;
 311             triPt[1].x = ar.width;
 312             triPt[1].y = 0;
 313             triPt[2].x = ar.width / 2;
 314             triPt[2].y = ar.height;
 315         }
 316
 317         wxColour c = (params && params->m_arrowColour.Ok()) ?
 318             params->m_arrowColour : wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW);
 319         dc.SetPen(wxPen(c));
 320         dc.SetBrush(wxBrush(c));
 321         dc.DrawPolygon( 3, triPt, ar.x, ar.y);
 322     }
 323     labelWidth += arrowSpace;
 324
 325     const int margin = 5;   // number of pixels to reserve on either side of the label
 326     int bmpWidth = 0;
 327
 328     if ( params && params->m_labelBitmap.Ok() )
 329         bmpWidth = params->m_labelBitmap.GetWidth() + 2;
 330
 331     labelWidth += bmpWidth + 2*margin;
 332
 333     // draw the bitmap if there is one
 334     if ( params && params->m_labelBitmap.Ok() )
 335     {
 336         int w, h, x, y;
 337         w = params->m_labelBitmap.GetWidth();
 338         h = params->m_labelBitmap.GetHeight();
 339
 340         x = margin + rect.x;
 341         y = rect.y + wxMax(1, (rect.height - h) / 2);
 342
 343         if (params->m_labelText.empty())
 344         {
 345             // use the alignment flags
 346             switch (params->m_labelAlignment)
 347             {
 348                 default:
 349                 case wxALIGN_LEFT:
 350                     x = rect.x + margin;
 351                     break;
 352                 case wxALIGN_CENTER:
 353                     x = rect.x + wxMax(1, (rect.width - arrowSpace - w)/2);
 354                     break;
 355                 case wxALIGN_RIGHT:
 356                     x = rect.x + wxMax(1, rect.width - arrowSpace - margin - w);
 357                     break;
 358             }
 359         }
 360         dc.DrawBitmap(params->m_labelBitmap, x, y, true);
 361     }
 362
 363     // Draw a label if one is given
 364     if ( params && !params->m_labelText.empty() )
 365     {
 366         wxFont font  = params->m_labelFont.Ok() ?
 367             params->m_labelFont : win->GetFont();
 368         wxColour clr = params->m_labelColour.Ok() ?
 369             params->m_labelColour : win->GetForegroundColour();
 370
 371         wxString label( params->m_labelText );
 372
 373         dc.SetFont(font);
 374         dc.SetTextForeground(clr);
 375         dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);
 376
 377         int tw, th, td, x, y;
 378         dc.GetTextExtent( label, &tw, &th, &td);
 379         labelWidth += tw;
 380         y = rect.y + wxMax(0, (rect.height - (th+td)) / 2);
 381 #ifdef __WXGTK__
 382         y += 2; // No idea why.
 383 #endif
 384
 385         // truncate and add an ellipsis (...) if the text is too wide.
 386         int targetWidth = rect.width - arrowSpace - bmpWidth - 2*margin;
 387         if ( tw > targetWidth )
 388         {
 389             int ellipsisWidth;
 390             dc.GetTextExtent( wxT("..."), &ellipsisWidth, NULL);
 391             do {
 392                 label.Truncate( label.length() - 1 );
 393                 dc.GetTextExtent( label, &tw, &th);
 394             } while (tw + ellipsisWidth > targetWidth && label.length() );
 395             label.append( wxT("...") );
 396             tw += ellipsisWidth;
 397         }
 398
 399         switch (params->m_labelAlignment)
 400         {
 401             default:
 402             case wxALIGN_LEFT:
 403                 x = rect.x + margin;
 404                 break;
 405             case wxALIGN_CENTER:
 406                 x = rect.x + wxMax(0, (rect.width - arrowSpace  - tw - bmpWidth)/2);
 407                 break;
 408             case wxALIGN_RIGHT:
 409                 x = rect.x + wxMax(0, rect.width - arrowSpace - margin - tw - bmpWidth);
 410                 break;
 411         }
 412
 413         dc.DrawText(label, x + bmpWidth, y);
 414     }
 415     return labelWidth;
 416 }
 417
 418
 419 int wxRendererGeneric::GetHeaderButtonHeight(wxWindow *win)
 420 {
 421     // Copied and adapted from src/generic/listctrl.cpp
 422     const int HEADER_OFFSET_Y = 1;
 423     const int EXTRA_HEIGHT = 4;
 424
 425     int w=0, h=14, d=0;
 426     if (win)
 427         win->GetTextExtent(wxT("Hg"), &w, &h, &d);
 428
 429     return h + d + 2 * HEADER_OFFSET_Y + EXTRA_HEIGHT;
 430 }
 431
 432
 433 // draw the plus or minus sign
 434 void
 435 wxRendererGeneric::DrawTreeItemButton(wxWindow * WXUNUSED(win),
 436                                       wxDC& dc,
 437                                       const wxRect& rect,
 438                                       int flags)
 439 {
 440     // store settings
 441     wxDCPenChanger penChanger(dc, *wxGREY_PEN);
 442     wxDCBrushChanger brushChanger(dc, *wxWHITE_BRUSH);
 443
 444     dc.DrawRectangle(rect);
 445
 446     // black lines
 447     const wxCoord xMiddle = rect.x + rect.width/2;
 448     const wxCoord yMiddle = rect.y + rect.height/2;
 449
 450     // half of the length of the horz lines in "-" and "+"
 451     const wxCoord halfWidth = rect.width/2 - 2;
 452     dc.SetPen(*wxBLACK_PEN);
 453     dc.DrawLine(xMiddle - halfWidth, yMiddle,
 454                 xMiddle + halfWidth + 1, yMiddle);
 455
 456     if ( !(flags & wxCONTROL_EXPANDED) )
 457     {
 458         // turn "-" into "+"
 459         const wxCoord halfHeight = rect.height/2 - 2;
 460         dc.DrawLine(xMiddle, yMiddle - halfHeight,
 461                     xMiddle, yMiddle + halfHeight + 1);
 462     }
 463 }
 464
 465 // ----------------------------------------------------------------------------
 466 // sash drawing
 467 // ----------------------------------------------------------------------------
 468
 469 wxSplitterRenderParams
 470 wxRendererGeneric::GetSplitterParams(const wxWindow *win)
 471 {
 472     // see below
 473     wxCoord sashWidth,
 474             border;
 475
 476     if ( win->HasFlag(wxSP_3DSASH) )
 477         sashWidth = 7;
 478     else if ( win->HasFlag(wxSP_NOSASH) )
 479         sashWidth = 0;
 480     else // no 3D effect
 481         sashWidth = 3;
 482
 483     if ( win->HasFlag(wxSP_3DBORDER) )
 484         border = 2;
 485     else // no 3D effect
 486         border = 0;
 487
 488     return wxSplitterRenderParams(sashWidth, border, false);
 489 }
 490
 491 void
 492 wxRendererGeneric::DrawSplitterBorder(wxWindow *win,
 493                                       wxDC& dc,
 494                                       const wxRect& rectOrig,
 495                                       int WXUNUSED(falgs))
 496 {
 497     if ( win->HasFlag(wxSP_3DBORDER) )
 498     {
 499         wxRect rect = rectOrig;
 500         DrawShadedRect(dc, &rect, m_penDarkGrey, m_penHighlight);
 501         DrawShadedRect(dc, &rect, m_penBlack, m_penLightGrey);
 502     }
 503 }
 504
 505 void
 506 wxRendererGeneric::DrawSplitterSash(wxWindow *win,
 507                                     wxDC& dcReal,
 508                                     const wxSize& sizeReal,
 509                                     wxCoord position,
 510                                     wxOrientation orient,
 511                                     int WXUNUSED(flags))
 512 {
 513     // to avoid duplicating the same code for horizontal and vertical sashes,
 514     // simply mirror the DC instead if needed (i.e. if horz splitter)
 515     wxMirrorDC dc(dcReal, orient != wxVERTICAL);
 516     wxSize size = dc.Reflect(sizeReal);
 517
 518
 519     // we draw a Win32-like grey sash with possible 3D border here:
 520     //
 521     //   ---- this is position
 522     //  /
 523     // v
 524     // dWGGGDd
 525     // GWGGGDB
 526     // GWGGGDB  where G is light grey (face)
 527     // GWGGGDB        W    white      (light)
 528     // GWGGGDB        D    dark grey  (shadow)
 529     // GWGGGDB        B    black      (dark shadow)
 530     // GWGGGDB
 531     // GWGGGDB  and lower letters are our border (already drawn)
 532     // GWGGGDB
 533     // wWGGGDd
 534     //
 535     // only the middle 3 columns are drawn unless wxSP_3D is specified
 536
 537     const wxCoord h = size.y;
 538     wxCoord offset = 0;
 539
 540     // If we're drawing the border, draw the sash 3d lines shorter
 541     if ( win->HasFlag(wxSP_3DBORDER) )
 542     {
 543         offset = 1;
 544     }
 545
 546     dc.SetPen(*wxTRANSPARENT_PEN);
 547     dc.SetBrush(wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE)));
 548
 549     if ( win->HasFlag(wxSP_3DSASH) )
 550     {
 551         // Draw the 3D sash
 552         dc.DrawRectangle(position + 2, 0, 3, h);
 553
 554         dc.SetPen(m_penLightGrey);
 555         dc.DrawLine(position, offset, position, h - offset);
 556
 557         dc.SetPen(m_penHighlight);
 558         dc.DrawLine(position + 1, 0, position + 1, h);
 559
 560         dc.SetPen(m_penDarkGrey);
 561         dc.DrawLine(position + 5, 0, position + 5, h);
 562
 563         dc.SetPen(m_penBlack);
 564         dc.DrawLine(position + 6, offset, position + 6, h - offset);
 565     }
 566     else
 567     {
 568         // Draw a flat sash
 569         dc.DrawRectangle(position, 0, 3, h);
 570     }
 571 }
 572
 573 // ----------------------------------------------------------------------------
 574 // button drawing
 575 // ----------------------------------------------------------------------------
 576
 577 void
 578 wxRendererGeneric::DrawComboBoxDropButton(wxWindow *win,
 579                                           wxDC& dc,
 580                                           const wxRect& rect,
 581                                           int flags)
 582 {
 583     DrawPushButton(win,dc,rect,flags);
 584     DrawDropArrow(win,dc,rect,flags);
 585 }
 586
 587 void
 588 wxRendererGeneric::DrawDropArrow(wxWindow *win,
 589                                  wxDC& dc,
 590                                  const wxRect& rect,
 591                                  int WXUNUSED(flags))
 592 {
 593     // This generic implementation should be good
 594     // enough for Windows platforms (including XP).
 595
 596     int arrowHalf = rect.width/5;
 597     int rectMid = rect.width / 2;
 598     int arrowTopY = (rect.height/2) - (arrowHalf/2);
 599
 600     // This should always result in arrow with odd width.
 601     wxPoint pt[] =
 602     {
 603         wxPoint(rectMid - arrowHalf, arrowTopY),
 604         wxPoint(rectMid + arrowHalf, arrowTopY),
 605         wxPoint(rectMid, arrowTopY + arrowHalf)
 606     };
 607     dc.SetBrush(wxBrush(win->GetForegroundColour()));
 608     dc.SetPen(wxPen(win->GetForegroundColour()));
 609     dc.DrawPolygon(WXSIZEOF(pt), pt, rect.x, rect.y);
 610 }
 611
 612 void
 613 wxRendererGeneric::DrawCheckBox(wxWindow *WXUNUSED(win),
 614                                 wxDC& dc,
 615                                 const wxRect& rect,
 616                                 int flags)
 617 {
 618     dc.SetPen(*(flags & wxCONTROL_DISABLED ? wxGREY_PEN : wxBLACK_PEN));
 619     dc.SetBrush( *wxTRANSPARENT_BRUSH );
 620     dc.DrawRectangle(rect);
 621
 622     if ( flags & wxCONTROL_CHECKED )
 623     {
 624         dc.DrawCheckMark(rect.Deflate(2, 2));
 625     }
 626 }
 627
 628 wxSize wxRendererGeneric::GetCheckBoxSize(wxWindow *WXUNUSED(win))
 629 {
 630     return wxSize(16, 16);
 631 }
 632
 633 void
 634 wxRendererGeneric::DrawPushButton(wxWindow *win,
 635                                   wxDC& dc,
 636                                   const wxRect& rect,
 637                                   int flags)
 638 {
 639     // Don't try anything too fancy. It'll just turn out looking
 640     // out-of-place on most platforms.
 641     wxColour bgCol = flags & wxCONTROL_DISABLED ?
 642                         wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE) :
 643                         win->GetBackgroundColour();
 644     dc.SetBrush(wxBrush(bgCol));
 645     dc.SetPen(wxPen(bgCol));
 646     dc.DrawRectangle(rect);
 647 }
 648
 649 void
 650 #ifdef __WXMAC__
 651 wxRendererGeneric::DrawItemSelectionRect(wxWindow * win,
 652                                          wxDC& dc,
 653                                          const wxRect& rect,
 654                                          int flags)
 655 #else
 656 wxRendererGeneric::DrawItemSelectionRect(wxWindow * WXUNUSED(win),
 657                                          wxDC& dc,
 658                                          const wxRect& rect,
 659                                          int flags)
 660 #endif
 661 {
 662     wxBrush brush;
 663     if ( flags & wxCONTROL_SELECTED )
 664     {
 665         if ( flags & wxCONTROL_FOCUSED )
 666         {
 667             brush = wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT));
 668         }
 669         else // !focused
 670         {
 671             brush = wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNSHADOW));
 672         }
 673     }
 674     else // !selected
 675     {
 676         brush = *wxTRANSPARENT_BRUSH;
 677     }
 678
 679     dc.SetBrush(brush);
 680     if ((flags & wxCONTROL_CURRENT) && (flags & wxCONTROL_FOCUSED)
 681 #if defined( __WXMAC__ ) && !defined(__WXUNIVERSAL__) && wxOSX_USE_CARBON
 682                 && IsControlActive( (ControlRef)win->GetHandle() )
 683 #endif
 684     )
 685         dc.SetPen( *wxBLACK_PEN );
 686     else
 687         dc.SetPen( *wxTRANSPARENT_PEN );
 688
 689     dc.DrawRectangle( rect );
 690 }
 691
 692 void
 693 wxRendererGeneric::DrawFocusRect(wxWindow* WXUNUSED(win), wxDC& dc, const wxRect& rect, int WXUNUSED(flags))
 694 {
 695     // draw the pixels manually because the "dots" in wxPen with wxDOT style
 696     // may be short traits and not really dots
 697     //
 698     // note that to behave in the same manner as DrawRect(), we must exclude
 699     // the bottom and right borders from the rectangle
 700     wxCoord x1 = rect.GetLeft(),
 701             y1 = rect.GetTop(),
 702             x2 = rect.GetRight(),
 703             y2 = rect.GetBottom();
 704
 705     dc.SetPen(m_penBlack);
 706
 707 #ifdef __WXMAC__
 708     dc.SetLogicalFunction(wxCOPY);
 709 #else
 710     // this seems to be closer than what Windows does than wxINVERT although
 711     // I'm still not sure if it's correct
 712     dc.SetLogicalFunction(wxAND_REVERSE);
 713 #endif
 714
 715     wxCoord z;
 716     for ( z = x1 + 1; z < x2; z += 2 )
 717         dc.DrawPoint(z, rect.GetTop());
 718
 719     wxCoord shift = z == x2 ? 0 : 1;
 720     for ( z = y1 + shift; z < y2; z += 2 )
 721         dc.DrawPoint(x2, z);
 722
 723     shift = z == y2 ? 0 : 1;
 724     for ( z = x2 - shift; z > x1; z -= 2 )
 725         dc.DrawPoint(z, y2);
 726
 727     shift = z == x1 ? 0 : 1;
 728     for ( z = y2 - shift; z > y1; z -= 2 )
 729         dc.DrawPoint(x1, z);
 730
 731     dc.SetLogicalFunction(wxCOPY);
 732 }
 733
 734 void wxRendererGeneric::DrawChoice(wxWindow* WXUNUSED(win), wxDC& WXUNUSED(dc),
 735                            const wxRect& WXUNUSED(rect), int WXUNUSED(flags))
 736 {
 737     wxFAIL_MSG("UNIMPLEMENTED: wxRendererGeneric::DrawChoice");
 738 }
 739
 740 void wxRendererGeneric::DrawComboBox(wxWindow* WXUNUSED(win), wxDC& WXUNUSED(dc),
 741                            const wxRect& WXUNUSED(rect), int WXUNUSED(flags))
 742 {
 743     wxFAIL_MSG("UNIMPLEMENTED: wxRendererGeneric::DrawComboBox");
 744 }
 745
 746 void wxRendererGeneric::DrawRadioButton(wxWindow* WXUNUSED(win), wxDC& WXUNUSED(dc),
 747                            const wxRect& WXUNUSED(rect), int WXUNUSED(flags))
 748 {
 749     wxFAIL_MSG("UNIMPLEMENTED: wxRendererGeneric::DrawRadioButton");
 750 }
 751
 752 void wxRendererGeneric::DrawTextCtrl(wxWindow* WXUNUSED(win), wxDC& WXUNUSED(dc),
 753                            const wxRect& WXUNUSED(rect), int WXUNUSED(flags))
 754 {
 755     wxFAIL_MSG("UNIMPLEMENTED: wxRendererGeneric::DrawTextCtrl");
 756 }
 757
 758
 759
 760
 761 // ----------------------------------------------------------------------------
 762 // A module to allow cleanup of generic renderer.
 763 // ----------------------------------------------------------------------------
 764
 765 class wxGenericRendererModule: public wxModule
 766 {
 767 DECLARE_DYNAMIC_CLASS(wxGenericRendererModule)
 768 public:
 769     wxGenericRendererModule() {}
 770     bool OnInit() { return true; }
 771     void OnExit() { wxRendererGeneric::Cleanup(); }
 772 };
 773
 774 IMPLEMENT_DYNAMIC_CLASS(wxGenericRendererModule, wxModule)