src/msw/tbar95.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        msw/tbar95.cpp
   3 // Purpose:     wxToolBar
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #ifdef __GNUG__
  21     #pragma implementation "tbar95.h"
  22 #endif
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28     #pragma hdrstop
  29 #endif
  30
  31 #ifndef WX_PRECOMP
  32     #include "wx/frame.h"
  33     #include "wx/log.h"
  34     #include "wx/intl.h"
  35     #include "wx/dynarray.h"
  36     #include "wx/settings.h"
  37     #include "wx/bitmap.h"
  38     #include "wx/dcmemory.h"
  39     #include "wx/control.h"
  40 #endif
  41
  42 #if wxUSE_TOOLBAR && defined(__WIN95__) && wxUSE_TOOLBAR_NATIVE
  43
  44 #include "wx/toolbar.h"
  45
  46 #if !defined(__GNUWIN32__) && !defined(__SALFORDC__)
  47     #include "malloc.h"
  48 #endif
  49
  50 #include "wx/msw/private.h"
  51
  52 #ifndef __TWIN32__
  53
  54 #if defined(__WIN95__) && !((defined(__GNUWIN32_OLD__) || defined(__TWIN32__)) && !defined(__CYGWIN10__))
  55     #include <commctrl.h>
  56 #else
  57     #include "wx/msw/gnuwin32/extra.h"
  58 #endif
  59
  60 #endif // __TWIN32__
  61
  62 #include "wx/msw/dib.h"
  63 #include "wx/app.h"         // for GetComCtl32Version
  64
  65 #if defined(__MWERKS__) && defined(__WXMSW__)
  66 // including <windef.h> for max definition doesn't seem
  67 // to work using CodeWarrior 6 Windows. So we define it
  68 // here. (Otherwise we get a undefined identifier 'max'
  69 // later on in this file.) (Added by dimitri@shortcut.nl)
  70 #   ifndef max
  71 #       define max(a,b)            (((a) > (b)) ? (a) : (b))
  72 #   endif
  73
  74 #endif
  75
  76 // ----------------------------------------------------------------------------
  77 // conditional compilation
  78 // ----------------------------------------------------------------------------
  79
  80 // wxWindows previously always considered that toolbar buttons have light grey
  81 // (0xc0c0c0) background and so ignored any bitmap masks - however, this
  82 // doesn't work with XPMs which then appear to have black background. To make
  83 // this work, we must respect the bitmap masks - which we do now. This should
  84 // be ok in any case, but to restore 100% compatible with the old version
  85 // behaviour, you can set this to 0.
  86 #define USE_BITMAP_MASKS 1
  87
  88 // ----------------------------------------------------------------------------
  89 // constants
  90 // ----------------------------------------------------------------------------
  91
  92 // these standard constants are not always defined in compilers headers
  93
  94 // Styles
  95 #ifndef TBSTYLE_FLAT
  96     #define TBSTYLE_LIST            0x1000
  97     #define TBSTYLE_FLAT            0x0800
  98 #endif
  99
 100 #ifndef TBSTYLE_TRANSPARENT
 101     #define TBSTYLE_TRANSPARENT     0x8000
 102 #endif
 103
 104 #ifndef TBSTYLE_TOOLTIPS
 105     #define TBSTYLE_TOOLTIPS        0x0100
 106 #endif
 107
 108 // Messages
 109 #ifndef TB_GETSTYLE
 110     #define TB_SETSTYLE             (WM_USER + 56)
 111     #define TB_GETSTYLE             (WM_USER + 57)
 112 #endif
 113
 114 #ifndef TB_HITTEST
 115     #define TB_HITTEST              (WM_USER + 69)
 116 #endif
 117
 118 // these values correspond to those used by comctl32.dll
 119 #define DEFAULTBITMAPX   16
 120 #define DEFAULTBITMAPY   15
 121 #define DEFAULTBUTTONX   24
 122 #define DEFAULTBUTTONY   24
 123 #define DEFAULTBARHEIGHT 27
 124
 125 // ----------------------------------------------------------------------------
 126 // wxWin macros
 127 // ----------------------------------------------------------------------------
 128
 129 IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxToolBarBase)
 130
 131 BEGIN_EVENT_TABLE(wxToolBar, wxToolBarBase)
 132     EVT_MOUSE_EVENTS(wxToolBar::OnMouseEvent)
 133     EVT_SYS_COLOUR_CHANGED(wxToolBar::OnSysColourChanged)
 134 END_EVENT_TABLE()
 135
 136 // ----------------------------------------------------------------------------
 137 // private classes
 138 // ----------------------------------------------------------------------------
 139
 140 class wxToolBarTool : public wxToolBarToolBase
 141 {
 142 public:
 143     wxToolBarTool(wxToolBar *tbar,
 144                   int id,
 145                   const wxString& label,
 146                   const wxBitmap& bmpNormal,
 147                   const wxBitmap& bmpDisabled,
 148                   wxItemKind kind,
 149                   wxObject *clientData,
 150                   const wxString& shortHelp,
 151                   const wxString& longHelp)
 152         : wxToolBarToolBase(tbar, id, label, bmpNormal, bmpDisabled, kind,
 153                             clientData, shortHelp, longHelp)
 154     {
 155         m_nSepCount = 0;
 156     }
 157
 158     wxToolBarTool(wxToolBar *tbar, wxControl *control)
 159         : wxToolBarToolBase(tbar, control)
 160     {
 161         m_nSepCount = 1;
 162     }
 163
 164     virtual void SetLabel(const wxString& label)
 165     {
 166         if ( label == m_label )
 167             return;
 168
 169         wxToolBarToolBase::SetLabel(label);
 170
 171         // we need to update the label shown in the toolbar because it has a
 172         // pointer to the internal buffer of the old label
 173         //
 174         // TODO: use TB_SETBUTTONINFO
 175     }
 176
 177     // set/get the number of separators which we use to cover the space used by
 178     // a control in the toolbar
 179     void SetSeparatorsCount(size_t count) { m_nSepCount = count; }
 180     size_t GetSeparatorsCount() const { return m_nSepCount; }
 181
 182 private:
 183     size_t m_nSepCount;
 184 };
 185
 186
 187 // ============================================================================
 188 // implementation
 189 // ============================================================================
 190
 191 // ----------------------------------------------------------------------------
 192 // wxToolBarTool
 193 // ----------------------------------------------------------------------------
 194
 195 wxToolBarToolBase *wxToolBar::CreateTool(int id,
 196                                          const wxString& label,
 197                                          const wxBitmap& bmpNormal,
 198                                          const wxBitmap& bmpDisabled,
 199                                          wxItemKind kind,
 200                                          wxObject *clientData,
 201                                          const wxString& shortHelp,
 202                                          const wxString& longHelp)
 203 {
 204     return new wxToolBarTool(this, id, label, bmpNormal, bmpDisabled, kind,
 205                              clientData, shortHelp, longHelp);
 206 }
 207
 208 wxToolBarToolBase *wxToolBar::CreateTool(wxControl *control)
 209 {
 210     return new wxToolBarTool(this, control);
 211 }
 212
 213 // ----------------------------------------------------------------------------
 214 // wxToolBar construction
 215 // ----------------------------------------------------------------------------
 216
 217 void wxToolBar::Init()
 218 {
 219     m_hBitmap = 0;
 220
 221     m_nButtons = 0;
 222
 223     m_defaultWidth = DEFAULTBITMAPX;
 224     m_defaultHeight = DEFAULTBITMAPY;
 225
 226     m_pInTool = 0;
 227 }
 228
 229 bool wxToolBar::Create(wxWindow *parent,
 230                        wxWindowID id,
 231                        const wxPoint& pos,
 232                        const wxSize& size,
 233                        long style,
 234                        const wxString& name)
 235 {
 236     // common initialisation
 237     if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
 238         return FALSE;
 239
 240     // MSW-specific initialisation
 241     if ( !MSWCreateToolbar(pos, size, style) )
 242         return FALSE;
 243
 244     // set up the colors and fonts
 245     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_MENUBAR));
 246     SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
 247
 248     return TRUE;
 249 }
 250
 251 bool wxToolBar::MSWCreateToolbar(const wxPoint& pos,
 252                                  const wxSize& size,
 253                                  long style)
 254 {
 255     if ( !MSWCreateControl(TOOLBARCLASSNAME, _T(""), pos, size, style) )
 256         return FALSE;
 257
 258     // toolbar-specific post initialisation
 259     ::SendMessage(GetHwnd(), TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
 260
 261     return TRUE;
 262 }
 263
 264 void wxToolBar::Recreate()
 265 {
 266     const HWND hwndOld = GetHwnd();
 267     if ( !hwndOld )
 268     {
 269         // we haven't been created yet, no need to recreate
 270         return;
 271     }
 272
 273     // get the position and size before unsubclassing the old toolbar
 274     const wxPoint pos = GetPosition();
 275     const wxSize size = GetSize();
 276
 277     UnsubclassWin();
 278
 279     if ( !MSWCreateToolbar(pos, size, GetWindowStyle()) )
 280     {
 281         // what can we do?
 282         wxFAIL_MSG( _T("recreating the toolbar failed") );
 283
 284         return;
 285     }
 286
 287     // reparent all our children under the new toolbar
 288     for ( wxWindowList::Node *node = m_children.GetFirst();
 289           node;
 290           node = node->GetNext() )
 291     {
 292         wxWindow *win = node->GetData();
 293         if ( !win->IsTopLevel() )
 294             ::SetParent(GetHwndOf(win), GetHwnd());
 295     }
 296
 297     // only destroy the old toolbar now -- after all the children had been
 298     // reparented
 299     ::DestroyWindow(hwndOld);
 300
 301     // it is for the old bitmap control and can't be used with the new one
 302     if ( m_hBitmap )
 303     {
 304         ::DeleteObject((HBITMAP) m_hBitmap);
 305         m_hBitmap = 0;
 306     }
 307
 308     Realize();
 309     UpdateSize();
 310 }
 311
 312 wxToolBar::~wxToolBar()
 313 {
 314     // we must refresh the frame size when the toolbar is deleted but the frame
 315     // is not - otherwise toolbar leaves a hole in the place it used to occupy
 316     wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
 317     if ( frame && !frame->IsBeingDeleted() )
 318     {
 319         frame->SendSizeEvent();
 320     }
 321
 322     if ( m_hBitmap )
 323     {
 324         ::DeleteObject((HBITMAP) m_hBitmap);
 325     }
 326 }
 327
 328 wxSize wxToolBar::DoGetBestSize() const
 329 {
 330     wxSize sizeBest = GetToolSize();
 331     sizeBest.x *= GetToolsCount();
 332
 333     // reverse horz and vertical components if necessary
 334     return HasFlag(wxTB_VERTICAL) ? wxSize(sizeBest.y, sizeBest.x) : sizeBest;
 335 }
 336
 337 WXDWORD wxToolBar::MSWGetStyle(long style, WXDWORD *exstyle) const
 338 {
 339     // toolbars never have border, giving one to them results in broken
 340     // appearance
 341     WXDWORD msStyle = wxControl::MSWGetStyle
 342                       (
 343                         (style & ~wxBORDER_MASK) | wxBORDER_NONE, exstyle
 344                       );
 345
 346     // always include this one, it never hurts and setting it later only if we
 347     // do have tooltips wouldn't work
 348     msStyle |= TBSTYLE_TOOLTIPS;
 349
 350     if ( style & wxTB_FLAT )
 351     {
 352         // static as it doesn't change during the program lifetime
 353         static int s_verComCtl = wxTheApp->GetComCtl32Version();
 354
 355         // comctl32.dll 4.00 doesn't support the flat toolbars and using this
 356         // style with 6.00 (part of Windows XP) leads to the toolbar with
 357         // incorrect background colour - and not using it still results in the
 358         // correct (flat) toolbar, so don't use it there
 359         if ( s_verComCtl > 400 && s_verComCtl < 600 )
 360         {
 361             msStyle |= TBSTYLE_FLAT | TBSTYLE_TRANSPARENT;
 362         }
 363     }
 364
 365     if ( style & wxTB_NODIVIDER )
 366         msStyle |= CCS_NODIVIDER;
 367
 368     if ( style & wxTB_NOALIGN )
 369         msStyle |= CCS_NOPARENTALIGN;
 370
 371     return msStyle;
 372 }
 373
 374 // ----------------------------------------------------------------------------
 375 // adding/removing tools
 376 // ----------------------------------------------------------------------------
 377
 378 bool wxToolBar::DoInsertTool(size_t WXUNUSED(pos), wxToolBarToolBase *tool)
 379 {
 380     // nothing special to do here - we really create the toolbar buttons in
 381     // Realize() later
 382     tool->Attach(this);
 383
 384     return TRUE;
 385 }
 386
 387 bool wxToolBar::DoDeleteTool(size_t pos, wxToolBarToolBase *tool)
 388 {
 389     // the main difficulty we have here is with the controls in the toolbars:
 390     // as we (sometimes) use several separators to cover up the space used by
 391     // them, the indices are not the same for us and the toolbar
 392
 393     // first determine the position of the first button to delete: it may be
 394     // different from pos if we use several separators to cover the space used
 395     // by a control
 396     wxToolBarToolsList::Node *node;
 397     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
 398     {
 399         wxToolBarToolBase *tool2 = node->GetData();
 400         if ( tool2 == tool )
 401         {
 402             // let node point to the next node in the list
 403             node = node->GetNext();
 404
 405             break;
 406         }
 407
 408         if ( tool2->IsControl() )
 409         {
 410             pos += ((wxToolBarTool *)tool2)->GetSeparatorsCount() - 1;
 411         }
 412     }
 413
 414     // now determine the number of buttons to delete and the area taken by them
 415     size_t nButtonsToDelete = 1;
 416
 417     // get the size of the button we're going to delete
 418     RECT r;
 419     if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT, pos, (LPARAM)&r) )
 420     {
 421         wxLogLastError(_T("TB_GETITEMRECT"));
 422     }
 423
 424     int width = r.right - r.left;
 425
 426     if ( tool->IsControl() )
 427     {
 428         nButtonsToDelete = ((wxToolBarTool *)tool)->GetSeparatorsCount();
 429
 430         width *= nButtonsToDelete;
 431     }
 432
 433     // do delete all buttons
 434     m_nButtons -= nButtonsToDelete;
 435     while ( nButtonsToDelete-- > 0 )
 436     {
 437         if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, pos, 0) )
 438         {
 439             wxLogLastError(wxT("TB_DELETEBUTTON"));
 440
 441             return FALSE;
 442         }
 443     }
 444
 445     tool->Detach();
 446
 447     // and finally reposition all the controls after this button (the toolbar
 448     // takes care of all normal items)
 449     for ( /* node -> first after deleted */ ; node; node = node->GetNext() )
 450     {
 451         wxToolBarToolBase *tool2 = node->GetData();
 452         if ( tool2->IsControl() )
 453         {
 454             int x;
 455             wxControl *control = tool2->GetControl();
 456             control->GetPosition(&x, NULL);
 457             control->Move(x - width, -1);
 458         }
 459     }
 460
 461     return TRUE;
 462 }
 463
 464 bool wxToolBar::Realize()
 465 {
 466     const size_t nTools = GetToolsCount();
 467     if ( nTools == 0 )
 468     {
 469         // nothing to do
 470         return TRUE;
 471     }
 472
 473     const bool isVertical = HasFlag(wxTB_VERTICAL);
 474
 475     // First, add the bitmap: we use one bitmap for all toolbar buttons
 476     // ----------------------------------------------------------------
 477
 478     wxToolBarToolsList::Node *node;
 479     int bitmapId = 0;
 480
 481     wxSize sizeBmp;
 482     if ( HasFlag(wxTB_NOICONS) )
 483     {
 484         // no icons, don't leave space for them
 485         sizeBmp.x =
 486         sizeBmp.y = 0;
 487     }
 488     else // do show icons
 489     {
 490         // if we already have a bitmap, we'll replace the existing one --
 491         // otherwise we'll install a new one
 492         HBITMAP oldToolBarBitmap = (HBITMAP)m_hBitmap;
 493
 494         sizeBmp.x = m_defaultWidth;
 495         sizeBmp.y = m_defaultHeight;
 496
 497         const wxCoord totalBitmapWidth = m_defaultWidth * nTools,
 498                       totalBitmapHeight = m_defaultHeight;
 499
 500         // Create a bitmap and copy all the tool bitmaps to it
 501 #if USE_BITMAP_MASKS
 502         wxMemoryDC dcAllButtons;
 503         wxBitmap bitmap(totalBitmapWidth, totalBitmapHeight);
 504         dcAllButtons.SelectObject(bitmap);
 505         dcAllButtons.SetBackground(*wxLIGHT_GREY_BRUSH);
 506         dcAllButtons.Clear();
 507
 508         m_hBitmap = bitmap.GetHBITMAP();
 509         HBITMAP hBitmap = (HBITMAP)m_hBitmap;
 510 #else // !USE_BITMAP_MASKS
 511         HBITMAP hBitmap = ::CreateCompatibleBitmap(ScreenHDC(),
 512                                                    totalBitmapWidth,
 513                                                    totalBitmapHeight);
 514         if ( !hBitmap )
 515         {
 516             wxLogLastError(_T("CreateCompatibleBitmap"));
 517
 518             return FALSE;
 519         }
 520
 521         m_hBitmap = (WXHBITMAP)hBitmap;
 522
 523         MemoryHDC memoryDC;
 524         SelectInHDC hdcSelector(memoryDC, hBitmap);
 525
 526         MemoryHDC memoryDC2;
 527 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
 528
 529         // the button position
 530         wxCoord x = 0;
 531
 532         // the number of buttons (not separators)
 533         int nButtons = 0;
 534
 535         for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
 536         {
 537             wxToolBarToolBase *tool = node->GetData();
 538             if ( tool->IsButton() )
 539             {
 540                 const wxBitmap& bmp = tool->GetNormalBitmap();
 541                 if ( bmp.Ok() )
 542                 {
 543 #if USE_BITMAP_MASKS
 544                     // notice the last parameter: do use mask
 545                     dcAllButtons.DrawBitmap(bmp, x, 0, TRUE);
 546 #else // !USE_BITMAP_MASKS
 547                     SelectInHDC hdcSelector2(memoryDC2, GetHbitmapOf(bmp));
 548                     if ( !BitBlt(memoryDC,
 549                                  x, 0,  m_defaultWidth, m_defaultHeight,
 550                                  memoryDC2,
 551                                  0, 0, SRCCOPY) )
 552                     {
 553                         wxLogLastError(wxT("BitBlt"));
 554                     }
 555 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
 556                 }
 557                 else
 558                 {
 559                     wxFAIL_MSG( _T("invalid tool button bitmap") );
 560                 }
 561
 562                 // still inc width and number of buttons because otherwise the
 563                 // subsequent buttons will all be shifted which is rather confusing
 564                 // (and like this you'd see immediately which bitmap was bad)
 565                 x += m_defaultWidth;
 566                 nButtons++;
 567             }
 568         }
 569
 570 #if USE_BITMAP_MASKS
 571         dcAllButtons.SelectObject(wxNullBitmap);
 572
 573         // don't delete this HBITMAP!
 574         bitmap.SetHBITMAP(0);
 575 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
 576
 577         // Map to system colours
 578         hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap,
 579                                      totalBitmapWidth, totalBitmapHeight);
 580
 581         bool addBitmap = TRUE;
 582
 583         if ( oldToolBarBitmap )
 584         {
 585 #ifdef TB_REPLACEBITMAP
 586             if ( wxTheApp->GetComCtl32Version() >= 400 )
 587             {
 588                 TBREPLACEBITMAP replaceBitmap;
 589                 replaceBitmap.hInstOld = NULL;
 590                 replaceBitmap.hInstNew = NULL;
 591                 replaceBitmap.nIDOld = (UINT) oldToolBarBitmap;
 592                 replaceBitmap.nIDNew = (UINT) hBitmap;
 593                 replaceBitmap.nButtons = nButtons;
 594                 if ( !::SendMessage(GetHwnd(), TB_REPLACEBITMAP,
 595                                     0, (LPARAM) &replaceBitmap) )
 596                 {
 597                     wxFAIL_MSG(wxT("Could not replace the old bitmap"));
 598                 }
 599
 600                 ::DeleteObject(oldToolBarBitmap);
 601
 602                 // already done
 603                 addBitmap = FALSE;
 604             }
 605             else
 606 #endif // TB_REPLACEBITMAP
 607             {
 608                 // we can't replace the old bitmap, so we will add another one
 609                 // (awfully inefficient, but what else to do?) and shift the bitmap
 610                 // indices accordingly
 611                 addBitmap = TRUE;
 612
 613                 bitmapId = m_nButtons;
 614             }
 615
 616             // Now delete all the buttons
 617             for ( size_t pos = 0; pos < m_nButtons; pos++ )
 618             {
 619                 if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, 0, 0) )
 620                 {
 621                     wxLogDebug(wxT("TB_DELETEBUTTON failed"));
 622                 }
 623             }
 624         }
 625
 626         if ( addBitmap ) // no old bitmap or we can't replace it
 627         {
 628             TBADDBITMAP addBitmap;
 629             addBitmap.hInst = 0;
 630             addBitmap.nID = (UINT) hBitmap;
 631             if ( ::SendMessage(GetHwnd(), TB_ADDBITMAP,
 632                                (WPARAM) nButtons, (LPARAM)&addBitmap) == -1 )
 633             {
 634                 wxFAIL_MSG(wxT("Could not add bitmap to toolbar"));
 635             }
 636         }
 637     }
 638
 639     // don't call SetToolBitmapSize() as we don't want to change the values of
 640     // m_defaultWidth/Height
 641     if ( !::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0,
 642                         MAKELONG(sizeBmp.x, sizeBmp.y)) )
 643     {
 644         wxLogLastError(_T("TB_SETBITMAPSIZE"));
 645     }
 646
 647     // Next add the buttons and separators
 648     // -----------------------------------
 649
 650     TBBUTTON *buttons = new TBBUTTON[nTools];
 651
 652     // this array will hold the indices of all controls in the toolbar
 653     wxArrayInt controlIds;
 654
 655     bool lastWasRadio = FALSE;
 656     int i = 0;
 657     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
 658     {
 659         wxToolBarToolBase *tool = node->GetData();
 660
 661         // don't add separators to the vertical toolbar - looks ugly
 662         if ( isVertical && tool->IsSeparator() )
 663             continue;
 664
 665         TBBUTTON& button = buttons[i];
 666
 667         wxZeroMemory(button);
 668
 669         bool isRadio = FALSE;
 670         switch ( tool->GetStyle() )
 671         {
 672             case wxTOOL_STYLE_CONTROL:
 673                 button.idCommand = tool->GetId();
 674                 // fall through: create just a separator too
 675
 676             case wxTOOL_STYLE_SEPARATOR:
 677                 button.fsState = TBSTATE_ENABLED;
 678                 button.fsStyle = TBSTYLE_SEP;
 679                 break;
 680
 681             case wxTOOL_STYLE_BUTTON:
 682                 if ( !HasFlag(wxTB_NOICONS) )
 683                     button.iBitmap = bitmapId;
 684
 685                 if ( HasFlag(wxTB_TEXT) )
 686                 {
 687                     const wxString& label = tool->GetLabel();
 688                     if ( !label.empty() )
 689                     {
 690                         button.iString = (int)label.c_str();
 691                     }
 692                 }
 693
 694                 button.idCommand = tool->GetId();
 695
 696                 if ( tool->IsEnabled() )
 697                     button.fsState |= TBSTATE_ENABLED;
 698                 if ( tool->IsToggled() )
 699                     button.fsState |= TBSTATE_CHECKED;
 700
 701                 switch ( tool->GetKind() )
 702                 {
 703                     case wxITEM_RADIO:
 704                         button.fsStyle = TBSTYLE_CHECKGROUP;
 705
 706                         if ( !lastWasRadio )
 707                         {
 708                             // the first item in the radio group is checked by
 709                             // default to be consistent with wxGTK and the menu
 710                             // radio items
 711                             button.fsState |= TBSTATE_CHECKED;
 712
 713                             tool->Toggle(TRUE);
 714                         }
 715
 716                         isRadio = TRUE;
 717                         break;
 718
 719                     case wxITEM_CHECK:
 720                         button.fsStyle = TBSTYLE_CHECK;
 721                         break;
 722
 723                     default:
 724                         wxFAIL_MSG( _T("unexpected toolbar button kind") );
 725                         // fall through
 726
 727                     case wxITEM_NORMAL:
 728                         button.fsStyle = TBSTYLE_BUTTON;
 729                 }
 730
 731                 bitmapId++;
 732                 break;
 733         }
 734
 735         lastWasRadio = isRadio;
 736
 737         i++;
 738     }
 739
 740     if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS, (WPARAM)i, (LPARAM)buttons) )
 741     {
 742         wxLogLastError(wxT("TB_ADDBUTTONS"));
 743     }
 744
 745     delete [] buttons;
 746
 747     // Deal with the controls finally
 748     // ------------------------------
 749
 750     // adjust the controls size to fit nicely in the toolbar
 751     int y = 0;
 752     size_t index = 0;
 753     for ( node = m_tools.GetFirst(); node; node = node->GetNext(), index++ )
 754     {
 755         wxToolBarToolBase *tool = node->GetData();
 756
 757         // we calculate the running y coord for vertical toolbars so we need to
 758         // get the items size for all items but for the horizontal ones we
 759         // don't need to deal with the non controls
 760         bool isControl = tool->IsControl();
 761         if ( !isControl && !isVertical )
 762             continue;
 763
 764         // note that we use TB_GETITEMRECT and not TB_GETRECT because the
 765         // latter only appeared in v4.70 of comctl32.dll
 766         RECT r;
 767         if ( !SendMessage(GetHwnd(), TB_GETITEMRECT,
 768                           index, (LPARAM)(LPRECT)&r) )
 769         {
 770             wxLogLastError(wxT("TB_GETITEMRECT"));
 771         }
 772
 773         if ( !isControl )
 774         {
 775             // can only be control if isVertical
 776             y += r.bottom - r.top;
 777
 778             continue;
 779         }
 780
 781         wxControl *control = tool->GetControl();
 782
 783         wxSize size = control->GetSize();
 784
 785         // the position of the leftmost controls corner
 786         int left = -1;
 787
 788         // TB_SETBUTTONINFO message is only supported by comctl32.dll 4.71+
 789 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
 790         // available in headers, now check whether it is available now
 791         // (during run-time)
 792         if ( wxTheApp->GetComCtl32Version() >= 471 )
 793         {
 794             // set the (underlying) separators width to be that of the
 795             // control
 796             TBBUTTONINFO tbbi;
 797             tbbi.cbSize = sizeof(tbbi);
 798             tbbi.dwMask = TBIF_SIZE;
 799             tbbi.cx = size.x;
 800             if ( !SendMessage(GetHwnd(), TB_SETBUTTONINFO,
 801                               tool->GetId(), (LPARAM)&tbbi) )
 802             {
 803                 // the id is probably invalid?
 804                 wxLogLastError(wxT("TB_SETBUTTONINFO"));
 805             }
 806         }
 807         else
 808 #endif // comctl32.dll 4.71
 809         // TB_SETBUTTONINFO unavailable
 810         {
 811             // try adding several separators to fit the controls width
 812             int widthSep = r.right - r.left;
 813             left = r.left;
 814
 815             TBBUTTON tbb;
 816             wxZeroMemory(tbb);
 817             tbb.idCommand = 0;
 818             tbb.fsState = TBSTATE_ENABLED;
 819             tbb.fsStyle = TBSTYLE_SEP;
 820
 821             size_t nSeparators = size.x / widthSep;
 822             for ( size_t nSep = 0; nSep < nSeparators; nSep++ )
 823             {
 824                 if ( !SendMessage(GetHwnd(), TB_INSERTBUTTON,
 825                                   index, (LPARAM)&tbb) )
 826                 {
 827                     wxLogLastError(wxT("TB_INSERTBUTTON"));
 828                 }
 829
 830                 index++;
 831             }
 832
 833             // remember the number of separators we used - we'd have to
 834             // delete all of them later
 835             ((wxToolBarTool *)tool)->SetSeparatorsCount(nSeparators);
 836
 837             // adjust the controls width to exactly cover the separators
 838             control->SetSize((nSeparators + 1)*widthSep, -1);
 839         }
 840
 841         // position the control itself correctly vertically
 842         int height = r.bottom - r.top;
 843         int diff = height - size.y;
 844         if ( diff < 0 )
 845         {
 846             // the control is too high, resize to fit
 847             control->SetSize(-1, height - 2);
 848
 849             diff = 2;
 850         }
 851
 852         int top;
 853         if ( isVertical )
 854         {
 855             left = 0;
 856             top = y;
 857
 858             y += height + 2*GetMargins().y;
 859         }
 860         else // horizontal toolbar
 861         {
 862             if ( left == -1 )
 863                 left = r.left;
 864
 865             top = r.top;
 866         }
 867
 868         control->Move(left, top + (diff + 1) / 2);
 869     }
 870
 871     // the max index is the "real" number of buttons - i.e. counting even the
 872     // separators which we added just for aligning the controls
 873     m_nButtons = index;
 874
 875     if ( !isVertical )
 876     {
 877         if ( m_maxRows == 0 )
 878         {
 879             // if not set yet, only one row
 880             SetRows(1);
 881         }
 882     }
 883     else if ( m_nButtons > 0 ) // vertical non empty toolbar
 884     {
 885         if ( m_maxRows == 0 )
 886         {
 887             // if not set yet, have one column
 888             SetRows(m_nButtons);
 889         }
 890     }
 891
 892     return TRUE;
 893 }
 894
 895 // ----------------------------------------------------------------------------
 896 // message handlers
 897 // ----------------------------------------------------------------------------
 898
 899 bool wxToolBar::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD id)
 900 {
 901     wxToolBarToolBase *tool = FindById((int)id);
 902     if ( !tool )
 903         return FALSE;
 904
 905     if ( tool->CanBeToggled() )
 906     {
 907         LRESULT state = ::SendMessage(GetHwnd(), TB_GETSTATE, id, 0);
 908         tool->Toggle((state & TBSTATE_CHECKED) != 0);
 909     }
 910
 911     bool toggled = tool->IsToggled();
 912
 913     // avoid sending the event when a radio button is released, this is not
 914     // interesting
 915     if ( !tool->CanBeToggled() || tool->GetKind() != wxITEM_RADIO || toggled )
 916     {
 917         // OnLeftClick() can veto the button state change - for buttons which
 918         // may be toggled only, of couse
 919         if ( !OnLeftClick((int)id, toggled) && tool->CanBeToggled() )
 920         {
 921             // revert back
 922             toggled = !toggled;
 923             tool->SetToggle(toggled);
 924
 925             ::SendMessage(GetHwnd(), TB_CHECKBUTTON, id, MAKELONG(toggled, 0));
 926         }
 927     }
 928
 929     return TRUE;
 930 }
 931
 932 bool wxToolBar::MSWOnNotify(int WXUNUSED(idCtrl),
 933                             WXLPARAM lParam,
 934                             WXLPARAM *WXUNUSED(result))
 935 {
 936 #if wxUSE_TOOLTIPS
 937     // First check if this applies to us
 938     NMHDR *hdr = (NMHDR *)lParam;
 939
 940     // the tooltips control created by the toolbar is sometimes Unicode, even
 941     // in an ANSI application - this seems to be a bug in comctl32.dll v5
 942     UINT code = hdr->code;
 943     if ( (code != (UINT) TTN_NEEDTEXTA) && (code != (UINT) TTN_NEEDTEXTW) )
 944         return FALSE;
 945
 946     HWND toolTipWnd = (HWND)::SendMessage((HWND)GetHWND(), TB_GETTOOLTIPS, 0, 0);
 947     if ( toolTipWnd != hdr->hwndFrom )
 948         return FALSE;
 949
 950     LPTOOLTIPTEXT ttText = (LPTOOLTIPTEXT)lParam;
 951     int id = (int)ttText->hdr.idFrom;
 952
 953     wxToolBarToolBase *tool = FindById(id);
 954     if ( !tool )
 955         return FALSE;
 956
 957     return HandleTooltipNotify(code, lParam, tool->GetShortHelp());
 958 #else
 959     return FALSE;
 960 #endif
 961 }
 962
 963 // ----------------------------------------------------------------------------
 964 // toolbar geometry
 965 // ----------------------------------------------------------------------------
 966
 967 void wxToolBar::SetToolBitmapSize(const wxSize& size)
 968 {
 969     wxToolBarBase::SetToolBitmapSize(size);
 970
 971     ::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0, MAKELONG(size.x, size.y));
 972 }
 973
 974 void wxToolBar::SetRows(int nRows)
 975 {
 976     if ( nRows == m_maxRows )
 977     {
 978         // avoid resizing the frame uselessly
 979         return;
 980     }
 981
 982     // TRUE in wParam means to create at least as many rows, FALSE -
 983     // at most as many
 984     RECT rect;
 985     ::SendMessage(GetHwnd(), TB_SETROWS,
 986                   MAKEWPARAM(nRows, !(GetWindowStyle() & wxTB_VERTICAL)),
 987                   (LPARAM) &rect);
 988
 989     m_maxRows = nRows;
 990
 991     UpdateSize();
 992 }
 993
 994 // The button size is bigger than the bitmap size
 995 wxSize wxToolBar::GetToolSize() const
 996 {
 997     // TB_GETBUTTONSIZE is supported from version 4.70
 998 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x300 ) \
 999     && !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 1, 0 ) )
1000     if ( wxTheApp->GetComCtl32Version() >= 470 )
1001     {
1002         DWORD dw = ::SendMessage(GetHwnd(), TB_GETBUTTONSIZE, 0, 0);
1003
1004         return wxSize(LOWORD(dw), HIWORD(dw));
1005     }
1006     else
1007 #endif // comctl32.dll 4.70+
1008     {
1009         // defaults
1010         return wxSize(m_defaultWidth + 8, m_defaultHeight + 7);
1011     }
1012 }
1013
1014 static
1015 wxToolBarToolBase *GetItemSkippingDummySpacers(const wxToolBarToolsList& tools,
1016                                                size_t index )
1017 {
1018     wxToolBarToolsList::Node* current = tools.GetFirst();
1019
1020     for ( ; current != 0; current = current->GetNext() )
1021     {
1022         if ( index == 0 )
1023             return current->GetData();
1024
1025         wxToolBarTool *tool = (wxToolBarTool *)current->GetData();
1026         size_t separators = tool->GetSeparatorsCount();
1027
1028         // if it is a normal button, sepcount == 0, so skip 1 item (the button)
1029         // otherwise, skip as many items as the separator count, plus the
1030         // control itself
1031         index -= separators ? separators + 1 : 1;
1032     }
1033
1034     return 0;
1035 }
1036
1037 wxToolBarToolBase *wxToolBar::FindToolForPosition(wxCoord x, wxCoord y) const
1038 {
1039     POINT pt;
1040     pt.x = x;
1041     pt.y = y;
1042     int index = (int)::SendMessage(GetHwnd(), TB_HITTEST, 0, (LPARAM)&pt);
1043     // MBN: when the point ( x, y ) is close to the toolbar border
1044     //      TB_HITTEST returns m_nButtons ( not -1 )
1045     if ( index < 0 || (size_t)index >= m_nButtons )
1046     {
1047         // it's a separator or there is no tool at all there
1048         return (wxToolBarToolBase *)NULL;
1049     }
1050
1051     // if comctl32 version < 4.71 wxToolBar95 adds dummy spacers
1052 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
1053     if ( wxTheApp->GetComCtl32Version() >= 471 )
1054     {
1055         return m_tools.Item((size_t)index)->GetData();
1056     }
1057     else
1058 #endif
1059     {
1060         return GetItemSkippingDummySpacers( m_tools, (size_t) index );
1061     }
1062 }
1063
1064 void wxToolBar::UpdateSize()
1065 {
1066     // the toolbar size changed
1067     SendMessage(GetHwnd(), TB_AUTOSIZE, 0, 0);
1068
1069     // we must also refresh the frame after the toolbar size (possibly) changed
1070     wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
1071     if ( frame )
1072     {
1073         frame->SendSizeEvent();
1074     }
1075 }
1076
1077 // ----------------------------------------------------------------------------
1078 // toolbar styles
1079 // ---------------------------------------------------------------------------
1080
1081 void wxToolBar::SetWindowStyleFlag(long style)
1082 {
1083     // the style bits whose changes force us to recreate the toolbar
1084     static const long MASK_NEEDS_RECREATE = wxTB_TEXT | wxTB_NOICONS;
1085
1086     const long styleOld = GetWindowStyle();
1087
1088     wxToolBarBase::SetWindowStyleFlag(style);
1089
1090     // don't recreate an empty toolbar: not only this is unnecessary, but it is
1091     // also fatal as we'd then try to recreate the toolbar when it's just being
1092     // created
1093     if ( GetToolsCount() &&
1094             (style & MASK_NEEDS_RECREATE) != (styleOld & MASK_NEEDS_RECREATE) )
1095     {
1096         // to remove the text labels, simply re-realizing the toolbar is enough
1097         // but I don't know of any way to add the text to an existing toolbar
1098         // other than by recreating it entirely
1099         Recreate();
1100     }
1101 }
1102
1103 // ----------------------------------------------------------------------------
1104 // tool state
1105 // ----------------------------------------------------------------------------
1106
1107 void wxToolBar::DoEnableTool(wxToolBarToolBase *tool, bool enable)
1108 {
1109     ::SendMessage(GetHwnd(), TB_ENABLEBUTTON,
1110                   (WPARAM)tool->GetId(), (LPARAM)MAKELONG(enable, 0));
1111 }
1112
1113 void wxToolBar::DoToggleTool(wxToolBarToolBase *tool, bool toggle)
1114 {
1115     ::SendMessage(GetHwnd(), TB_CHECKBUTTON,
1116                   (WPARAM)tool->GetId(), (LPARAM)MAKELONG(toggle, 0));
1117 }
1118
1119 void wxToolBar::DoSetToggle(wxToolBarToolBase *WXUNUSED(tool), bool WXUNUSED(toggle))
1120 {
1121     // VZ: AFAIK, the button has to be created either with TBSTYLE_CHECK or
1122     //     without, so we really need to delete the button and recreate it here
1123     wxFAIL_MSG( _T("not implemented") );
1124 }
1125
1126 // ----------------------------------------------------------------------------
1127 // event handlers
1128 // ----------------------------------------------------------------------------
1129
1130 // Responds to colour changes, and passes event on to children.
1131 void wxToolBar::OnSysColourChanged(wxSysColourChangedEvent& event)
1132 {
1133     wxRGBToColour(m_backgroundColour, ::GetSysColor(COLOR_BTNFACE));
1134
1135     // Remap the buttons
1136     Realize();
1137
1138     // Relayout the toolbar
1139     int nrows = m_maxRows;
1140     m_maxRows = 0;      // otherwise SetRows() wouldn't do anything
1141     SetRows(nrows);
1142
1143     Refresh();
1144
1145     // let the event propagate further
1146     event.Skip();
1147 }
1148
1149 void wxToolBar::OnMouseEvent(wxMouseEvent& event)
1150 {
1151     if (event.Leaving() && m_pInTool)
1152     {
1153         OnMouseEnter( -1 );
1154         event.Skip();
1155         return;
1156     }
1157
1158     if (event.RightDown())
1159     {
1160         // For now, we don't have an id. Later we could
1161         // try finding the tool.
1162         OnRightClick((int)-1, event.GetX(), event.GetY());
1163     }
1164     else
1165     {
1166         event.Skip();
1167     }
1168 }
1169
1170 bool wxToolBar::HandleSize(WXWPARAM wParam, WXLPARAM lParam)
1171 {
1172     // calculate our minor dimenstion ourselves - we're confusing the standard
1173     // logic (TB_AUTOSIZE) with our horizontal toolbars and other hacks
1174     RECT r;
1175     if ( ::SendMessage(GetHwnd(), TB_GETITEMRECT, 0, (LPARAM)&r) )
1176     {
1177         int w, h;
1178
1179         if ( GetWindowStyle() & wxTB_VERTICAL )
1180         {
1181             w = r.right - r.left;
1182             if ( m_maxRows )
1183             {
1184                 w *= (m_nButtons + m_maxRows - 1)/m_maxRows;
1185             }
1186             h = HIWORD(lParam);
1187         }
1188         else
1189         {
1190             w = LOWORD(lParam);
1191             if (HasFlag( wxTB_FLAT ))
1192                 h = r.bottom - r.top - 3;
1193             else
1194                 h = r.bottom - r.top;
1195             if ( m_maxRows )
1196             {
1197                 // FIXME: 6 is hardcoded separator line height...
1198                 //h += 6;
1199                 if (HasFlag(wxTB_NODIVIDER))
1200                     h += 3;
1201                 else
1202                     h += 6;
1203                 h *= m_maxRows;
1204             }
1205         }
1206
1207         if ( MAKELPARAM(w, h) != lParam )
1208         {
1209             // size really changed
1210             SetSize(w, h);
1211         }
1212
1213         // message processed
1214         return TRUE;
1215     }
1216
1217     return FALSE;
1218 }
1219
1220 bool wxToolBar::HandlePaint(WXWPARAM wParam, WXLPARAM lParam)
1221 {
1222     // erase any dummy separators which we used for aligning the controls if
1223     // any here
1224
1225     // first of all, do we have any controls at all?
1226     wxToolBarToolsList::Node *node;
1227     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
1228     {
1229         if ( node->GetData()->IsControl() )
1230             break;
1231     }
1232
1233     if ( !node )
1234     {
1235         // no controls, nothing to erase
1236         return FALSE;
1237     }
1238
1239     // prepare the DC on which we'll be drawing
1240     wxClientDC dc(this);
1241     dc.SetBrush(wxBrush(GetBackgroundColour(), wxSOLID));
1242     dc.SetPen(*wxTRANSPARENT_PEN);
1243
1244     RECT r;
1245     if ( !GetUpdateRect(GetHwnd(), &r, FALSE) )
1246     {
1247         // nothing to redraw anyhow
1248         return FALSE;
1249     }
1250
1251     wxRect rectUpdate;
1252     wxCopyRECTToRect(r, rectUpdate);
1253
1254     dc.SetClippingRegion(rectUpdate);
1255
1256     // draw the toolbar tools, separators &c normally
1257     wxControl::MSWWindowProc(WM_PAINT, wParam, lParam);
1258
1259     // for each control in the toolbar find all the separators intersecting it
1260     // and erase them
1261     //
1262     // NB: this is really the only way to do it as we don't know if a separator
1263     //     corresponds to a control (i.e. is a dummy one) or a real one
1264     //     otherwise
1265     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
1266     {
1267         wxToolBarToolBase *tool = node->GetData();
1268         if ( tool->IsControl() )
1269         {
1270             // get the control rect in our client coords
1271             wxControl *control = tool->GetControl();
1272             wxRect rectCtrl = control->GetRect();
1273
1274             // iterate over all buttons
1275             TBBUTTON tbb;
1276             int count = ::SendMessage(GetHwnd(), TB_BUTTONCOUNT, 0, 0);
1277             for ( int n = 0; n < count; n++ )
1278             {
1279                 // is it a separator?
1280                 if ( !::SendMessage(GetHwnd(), TB_GETBUTTON,
1281                                     n, (LPARAM)&tbb) )
1282                 {
1283                     wxLogDebug(_T("TB_GETBUTTON failed?"));
1284
1285                     continue;
1286                 }
1287
1288                 if ( tbb.fsStyle != TBSTYLE_SEP )
1289                     continue;
1290
1291                 // get the bounding rect of the separator
1292                 RECT r;
1293                 if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT,
1294                                     n, (LPARAM)&r) )
1295                 {
1296                     wxLogDebug(_T("TB_GETITEMRECT failed?"));
1297
1298                     continue;
1299                 }
1300
1301                 // does it intersect the control?
1302                 wxRect rectItem;
1303                 wxCopyRECTToRect(r, rectItem);
1304                 if ( rectCtrl.Intersects(rectItem) )
1305                 {
1306                     // yes, do erase it!
1307                     dc.DrawRectangle(rectItem);
1308                 }
1309             }
1310         }
1311     }
1312
1313     return TRUE;
1314 }
1315
1316 void wxToolBar::HandleMouseMove(WXWPARAM wParam, WXLPARAM lParam)
1317 {
1318     wxCoord x = GET_X_LPARAM(lParam),
1319             y = GET_Y_LPARAM(lParam);
1320     wxToolBarToolBase* tool = FindToolForPosition( x, y );
1321
1322     // cursor left current tool
1323     if( tool != m_pInTool && !tool )
1324     {
1325         m_pInTool = 0;
1326         OnMouseEnter( -1 );
1327     }
1328
1329     // cursor entered a tool
1330     if( tool != m_pInTool && tool )
1331     {
1332         m_pInTool = tool;
1333         OnMouseEnter( tool->GetId() );
1334     }
1335 }
1336
1337 long wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
1338 {
1339     switch ( nMsg )
1340     {
1341         case WM_SIZE:
1342             if ( HandleSize(wParam, lParam) )
1343                 return 0;
1344             break;
1345
1346         case WM_MOUSEMOVE:
1347             // we don't handle mouse moves, so always pass the message to
1348             // wxControl::MSWWindowProc
1349             HandleMouseMove(wParam, lParam);
1350             break;
1351
1352         case WM_PAINT:
1353             if ( HandlePaint(wParam, lParam) )
1354                 return 0;
1355     }
1356
1357     return wxControl::MSWWindowProc(nMsg, wParam, lParam);
1358 }
1359
1360 // ----------------------------------------------------------------------------
1361 // private functions
1362 // ----------------------------------------------------------------------------
1363
1364 WXHBITMAP wxToolBar::MapBitmap(WXHBITMAP bitmap, int width, int height)
1365 {
1366     MemoryHDC hdcMem;
1367
1368     if ( !hdcMem )
1369     {
1370         wxLogLastError(_T("CreateCompatibleDC"));
1371
1372         return bitmap;
1373     }
1374
1375     SelectInHDC bmpInHDC(hdcMem, (HBITMAP)bitmap);
1376
1377     if ( !bmpInHDC )
1378     {
1379         wxLogLastError(_T("SelectObject"));
1380
1381         return bitmap;
1382     }
1383
1384     wxCOLORMAP *cmap = wxGetStdColourMap();
1385
1386     for ( int i = 0; i < width; i++ )
1387     {
1388         for ( int j = 0; j < height; j++ )
1389         {
1390             COLORREF pixel = ::GetPixel(hdcMem, i, j);
1391
1392             for ( size_t k = 0; k < wxSTD_COL_MAX; k++ )
1393             {
1394                 COLORREF col = cmap[k].from;
1395                 if ( abs(GetRValue(pixel) - GetRValue(col)) < 10 &&
1396                      abs(GetGValue(pixel) - GetGValue(col)) < 10 &&
1397                      abs(GetBValue(pixel) - GetBValue(col)) < 10 )
1398                 {
1399                     ::SetPixel(hdcMem, i, j, cmap[k].to);
1400                     break;
1401                 }
1402             }
1403         }
1404     }
1405
1406     return bitmap;
1407
1408     // VZ: I leave here my attempts to map the bitmap to the system colours
1409     //     faster by using BitBlt() even though it's broken currently - but
1410     //     maybe someone else can finish it? It should be faster than iterating
1411     //     over all pixels...
1412 #if 0
1413     MemoryHDC hdcMask, hdcDst;
1414     if ( !hdcMask || !hdcDst )
1415     {
1416         wxLogLastError(_T("CreateCompatibleDC"));
1417
1418         return bitmap;
1419     }
1420
1421     // create the target bitmap
1422     HBITMAP hbmpDst = ::CreateCompatibleBitmap(hdcDst, width, height);
1423     if ( !hbmpDst )
1424     {
1425         wxLogLastError(_T("CreateCompatibleBitmap"));
1426
1427         return bitmap;
1428     }
1429
1430     // create the monochrome mask bitmap
1431     HBITMAP hbmpMask = ::CreateBitmap(width, height, 1, 1, 0);
1432     if ( !hbmpMask )
1433     {
1434         wxLogLastError(_T("CreateBitmap(mono)"));
1435
1436         ::DeleteObject(hbmpDst);
1437
1438         return bitmap;
1439     }
1440
1441     SelectInHDC bmpInDst(hdcDst, hbmpDst),
1442                 bmpInMask(hdcMask, hbmpMask);
1443
1444     // for each colour:
1445     for ( n = 0; n < NUM_OF_MAPPED_COLOURS; n++ )
1446     {
1447         // create the mask for this colour
1448         ::SetBkColor(hdcMem, ColorMap[n].from);
1449         ::BitBlt(hdcMask, 0, 0, width, height, hdcMem, 0, 0, SRCCOPY);
1450
1451         // replace this colour with the target one in the dst bitmap
1452         HBRUSH hbr = ::CreateSolidBrush(ColorMap[n].to);
1453         HGDIOBJ hbrOld = ::SelectObject(hdcDst, hbr);
1454
1455         ::MaskBlt(hdcDst, 0, 0, width, height,
1456                   hdcMem, 0, 0,
1457                   hbmpMask, 0, 0,
1458                   MAKEROP4(PATCOPY, SRCCOPY));
1459
1460         (void)::SelectObject(hdcDst, hbrOld);
1461         ::DeleteObject(hbr);
1462     }
1463
1464     ::DeleteObject((HBITMAP)bitmap);
1465
1466     return (WXHBITMAP)hbmpDst;
1467 #endif // 0
1468 }
1469
1470 #endif // wxUSE_TOOLBAR && Win95
1471