src/msw/tbar95.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/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
   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 #if wxUSE_TOOLBAR && wxUSE_TOOLBAR_NATIVE && !defined(__SMARTPHONE__)
  28
  29 #ifndef WX_PRECOMP
  30     #include "wx/dynarray.h"
  31     #include "wx/frame.h"
  32     #include "wx/log.h"
  33     #include "wx/intl.h"
  34     #include "wx/settings.h"
  35     #include "wx/bitmap.h"
  36     #include "wx/dcmemory.h"
  37     #include "wx/control.h"
  38     #include "wx/app.h"         // for GetComCtl32Version
  39 #endif
  40
  41 #include "wx/toolbar.h"
  42 #include "wx/sysopt.h"
  43 #include "wx/image.h"
  44
  45 #include "wx/msw/private.h"
  46
  47 #if wxUSE_UXTHEME
  48 #include "wx/msw/uxtheme.h"
  49 #endif
  50
  51 // include <commctrl.h> "properly"
  52 #include "wx/msw/wrapcctl.h"
  53
  54 // this define controls whether the code for button colours remapping (only
  55 // useful for 16 or 256 colour images) is active at all, it's always turned off
  56 // for CE where it doesn't compile (and is probably not needed anyhow) and may
  57 // also be turned off for other systems if you always use 24bpp images and so
  58 // never need it
  59 #ifndef __WXWINCE__
  60     #define wxREMAP_BUTTON_COLOURS
  61 #endif // !__WXWINCE__
  62
  63 // ----------------------------------------------------------------------------
  64 // constants
  65 // ----------------------------------------------------------------------------
  66
  67 // these standard constants are not always defined in compilers headers
  68
  69 // Styles
  70 #ifndef TBSTYLE_FLAT
  71     #define TBSTYLE_LIST            0x1000
  72     #define TBSTYLE_FLAT            0x0800
  73 #endif
  74
  75 #ifndef TBSTYLE_TRANSPARENT
  76     #define TBSTYLE_TRANSPARENT     0x8000
  77 #endif
  78
  79 #ifndef TBSTYLE_TOOLTIPS
  80     #define TBSTYLE_TOOLTIPS        0x0100
  81 #endif
  82
  83 // Messages
  84 #ifndef TB_GETSTYLE
  85     #define TB_SETSTYLE             (WM_USER + 56)
  86     #define TB_GETSTYLE             (WM_USER + 57)
  87 #endif
  88
  89 #ifndef TB_HITTEST
  90     #define TB_HITTEST              (WM_USER + 69)
  91 #endif
  92
  93 #ifndef TB_GETMAXSIZE
  94     #define TB_GETMAXSIZE           (WM_USER + 83)
  95 #endif
  96
  97 // these values correspond to those used by comctl32.dll
  98 #define DEFAULTBITMAPX   16
  99 #define DEFAULTBITMAPY   15
 100
 101 // ----------------------------------------------------------------------------
 102 // wxWin macros
 103 // ----------------------------------------------------------------------------
 104
 105 IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxControl)
 106
 107 /*
 108     TOOLBAR PROPERTIES
 109         tool
 110             bitmap
 111             bitmap2
 112             tooltip
 113             longhelp
 114             radio (bool)
 115             toggle (bool)
 116         separator
 117         style ( wxNO_BORDER | wxTB_HORIZONTAL)
 118         bitmapsize
 119         margins
 120         packing
 121         separation
 122
 123         dontattachtoframe
 124 */
 125
 126 BEGIN_EVENT_TABLE(wxToolBar, wxToolBarBase)
 127     EVT_MOUSE_EVENTS(wxToolBar::OnMouseEvent)
 128     EVT_SYS_COLOUR_CHANGED(wxToolBar::OnSysColourChanged)
 129     EVT_ERASE_BACKGROUND(wxToolBar::OnEraseBackground)
 130 END_EVENT_TABLE()
 131
 132 // ----------------------------------------------------------------------------
 133 // private classes
 134 // ----------------------------------------------------------------------------
 135
 136 class wxToolBarTool : public wxToolBarToolBase
 137 {
 138 public:
 139     wxToolBarTool(wxToolBar *tbar,
 140                   int id,
 141                   const wxString& label,
 142                   const wxBitmap& bmpNormal,
 143                   const wxBitmap& bmpDisabled,
 144                   wxItemKind kind,
 145                   wxObject *clientData,
 146                   const wxString& shortHelp,
 147                   const wxString& longHelp)
 148         : wxToolBarToolBase(tbar, id, label, bmpNormal, bmpDisabled, kind,
 149                             clientData, shortHelp, longHelp)
 150     {
 151         m_nSepCount = 0;
 152     }
 153
 154     wxToolBarTool(wxToolBar *tbar, wxControl *control)
 155         : wxToolBarToolBase(tbar, control)
 156     {
 157         m_nSepCount = 1;
 158     }
 159
 160     virtual void SetLabel(const wxString& label)
 161     {
 162         if ( label == m_label )
 163             return;
 164
 165         wxToolBarToolBase::SetLabel(label);
 166
 167         // we need to update the label shown in the toolbar because it has a
 168         // pointer to the internal buffer of the old label
 169         //
 170         // TODO: use TB_SETBUTTONINFO
 171     }
 172
 173     // set/get the number of separators which we use to cover the space used by
 174     // a control in the toolbar
 175     void SetSeparatorsCount(size_t count) { m_nSepCount = count; }
 176     size_t GetSeparatorsCount() const { return m_nSepCount; }
 177
 178 private:
 179     size_t m_nSepCount;
 180
 181     DECLARE_NO_COPY_CLASS(wxToolBarTool)
 182 };
 183
 184
 185 // ============================================================================
 186 // implementation
 187 // ============================================================================
 188
 189 // ----------------------------------------------------------------------------
 190 // wxToolBarTool
 191 // ----------------------------------------------------------------------------
 192
 193 wxToolBarToolBase *wxToolBar::CreateTool(int id,
 194                                          const wxString& label,
 195                                          const wxBitmap& bmpNormal,
 196                                          const wxBitmap& bmpDisabled,
 197                                          wxItemKind kind,
 198                                          wxObject *clientData,
 199                                          const wxString& shortHelp,
 200                                          const wxString& longHelp)
 201 {
 202     return new wxToolBarTool(this, id, label, bmpNormal, bmpDisabled, kind,
 203                              clientData, shortHelp, longHelp);
 204 }
 205
 206 wxToolBarToolBase *wxToolBar::CreateTool(wxControl *control)
 207 {
 208     return new wxToolBarTool(this, control);
 209 }
 210
 211 // ----------------------------------------------------------------------------
 212 // wxToolBar construction
 213 // ----------------------------------------------------------------------------
 214
 215 void wxToolBar::Init()
 216 {
 217     m_hBitmap = 0;
 218     m_disabledImgList = NULL;
 219
 220     m_nButtons = 0;
 221
 222     m_defaultWidth = DEFAULTBITMAPX;
 223     m_defaultHeight = DEFAULTBITMAPY;
 224
 225     m_pInTool = 0;
 226 }
 227
 228 bool wxToolBar::Create(wxWindow *parent,
 229                        wxWindowID id,
 230                        const wxPoint& pos,
 231                        const wxSize& size,
 232                        long style,
 233                        const wxString& name)
 234 {
 235     // common initialisation
 236     if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
 237         return false;
 238
 239     // MSW-specific initialisation
 240     if ( !MSWCreateToolbar(pos, size) )
 241         return false;
 242
 243     wxSetCCUnicodeFormat(GetHwnd());
 244
 245     // workaround for flat toolbar on Windows XP classic style: we have to set
 246     // the style after creating the control; doing it at creation time doesn't work
 247 #if wxUSE_UXTHEME
 248     if ( style & wxTB_FLAT )
 249     {
 250         LRESULT style = ::SendMessage(GetHwnd(), TB_GETSTYLE, 0, 0L);
 251
 252         if ( !(style & TBSTYLE_FLAT) )
 253             ::SendMessage(GetHwnd(), TB_SETSTYLE, 0, style | TBSTYLE_FLAT);
 254     }
 255 #endif // wxUSE_UXTHEME
 256
 257     return true;
 258 }
 259
 260 bool wxToolBar::MSWCreateToolbar(const wxPoint& pos, const wxSize& size)
 261 {
 262     if ( !MSWCreateControl(TOOLBARCLASSNAME, wxEmptyString, pos, size) )
 263         return false;
 264
 265     // toolbar-specific post initialisation
 266     ::SendMessage(GetHwnd(), TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
 267
 268     return true;
 269 }
 270
 271 void wxToolBar::Recreate()
 272 {
 273     const HWND hwndOld = GetHwnd();
 274     if ( !hwndOld )
 275     {
 276         // we haven't been created yet, no need to recreate
 277         return;
 278     }
 279
 280     // get the position and size before unsubclassing the old toolbar
 281     const wxPoint pos = GetPosition();
 282     const wxSize size = GetSize();
 283
 284     UnsubclassWin();
 285
 286     if ( !MSWCreateToolbar(pos, size) )
 287     {
 288         // what can we do?
 289         wxFAIL_MSG( _T("recreating the toolbar failed") );
 290
 291         return;
 292     }
 293
 294     // reparent all our children under the new toolbar
 295     for ( wxWindowList::compatibility_iterator node = m_children.GetFirst();
 296           node;
 297           node = node->GetNext() )
 298     {
 299         wxWindow *win = node->GetData();
 300         if ( !win->IsTopLevel() )
 301             ::SetParent(GetHwndOf(win), GetHwnd());
 302     }
 303
 304     // only destroy the old toolbar now --
 305     // after all the children had been reparented
 306     ::DestroyWindow(hwndOld);
 307
 308     // it is for the old bitmap control and can't be used with the new one
 309     if ( m_hBitmap )
 310     {
 311         ::DeleteObject((HBITMAP) m_hBitmap);
 312         m_hBitmap = 0;
 313     }
 314
 315     if ( m_disabledImgList )
 316     {
 317         delete m_disabledImgList;
 318         m_disabledImgList = NULL;
 319     }
 320
 321     Realize();
 322 }
 323
 324 wxToolBar::~wxToolBar()
 325 {
 326     // we must refresh the frame size when the toolbar is deleted but the frame
 327     // is not - otherwise toolbar leaves a hole in the place it used to occupy
 328     wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
 329     if ( frame && !frame->IsBeingDeleted() )
 330         frame->SendSizeEvent();
 331
 332     if ( m_hBitmap )
 333         ::DeleteObject((HBITMAP) m_hBitmap);
 334
 335     delete m_disabledImgList;
 336 }
 337
 338 wxSize wxToolBar::DoGetBestSize() const
 339 {
 340     wxSize sizeBest;
 341
 342     SIZE size;
 343     if ( !::SendMessage(GetHwnd(), TB_GETMAXSIZE, 0, (LPARAM)&size) )
 344     {
 345         // maybe an old (< 0x400) Windows version? try to approximate the
 346         // toolbar size ourselves
 347         sizeBest = GetToolSize();
 348         sizeBest.y += 2 * ::GetSystemMetrics(SM_CYBORDER); // Add borders
 349         sizeBest.x *= GetToolsCount();
 350
 351         // reverse horz and vertical components if necessary
 352         if ( HasFlag(wxTB_VERTICAL) )
 353         {
 354             int t = sizeBest.x;
 355             sizeBest.x = sizeBest.y;
 356             sizeBest.y = t;
 357         }
 358     }
 359     else
 360     {
 361         sizeBest.x = size.cx;
 362         sizeBest.y = size.cy;
 363     }
 364
 365     CacheBestSize(sizeBest);
 366
 367     return sizeBest;
 368 }
 369
 370 WXDWORD wxToolBar::MSWGetStyle(long style, WXDWORD *exstyle) const
 371 {
 372     // toolbars never have border, giving one to them results in broken
 373     // appearance
 374     WXDWORD msStyle = wxControl::MSWGetStyle
 375                       (
 376                         (style & ~wxBORDER_MASK) | wxBORDER_NONE, exstyle
 377                       );
 378
 379     // always include this one, it never hurts and setting it later
 380     // only if we do have tooltips wouldn't work
 381     msStyle |= TBSTYLE_TOOLTIPS;
 382
 383     if ( style & (wxTB_FLAT | wxTB_HORZ_LAYOUT) )
 384     {
 385         // static as it doesn't change during the program lifetime
 386         static int s_verComCtl = wxApp::GetComCtl32Version();
 387
 388         // comctl32.dll 4.00 doesn't support the flat toolbars and using this
 389         // style with 6.00 (part of Windows XP) leads to the toolbar with
 390         // incorrect background colour - and not using it still results in the
 391         // correct (flat) toolbar, so don't use it there
 392         if ( s_verComCtl > 400 && s_verComCtl < 600 )
 393             msStyle |= TBSTYLE_FLAT | TBSTYLE_TRANSPARENT;
 394
 395         if ( s_verComCtl >= 470 && style & wxTB_HORZ_LAYOUT )
 396             msStyle |= TBSTYLE_LIST;
 397     }
 398
 399     if ( style & wxTB_NODIVIDER )
 400         msStyle |= CCS_NODIVIDER;
 401
 402     if ( style & wxTB_NOALIGN )
 403         msStyle |= CCS_NOPARENTALIGN;
 404
 405     if ( style & wxTB_VERTICAL )
 406         msStyle |= CCS_VERT;
 407
 408     return msStyle;
 409 }
 410
 411 // ----------------------------------------------------------------------------
 412 // adding/removing tools
 413 // ----------------------------------------------------------------------------
 414
 415 bool wxToolBar::DoInsertTool(size_t WXUNUSED(pos), wxToolBarToolBase *tool)
 416 {
 417     // nothing special to do here - we really create the toolbar buttons in
 418     // Realize() later
 419     tool->Attach(this);
 420
 421     InvalidateBestSize();
 422     return true;
 423 }
 424
 425 bool wxToolBar::DoDeleteTool(size_t pos, wxToolBarToolBase *tool)
 426 {
 427     // the main difficulty we have here is with the controls in the toolbars:
 428     // as we (sometimes) use several separators to cover up the space used by
 429     // them, the indices are not the same for us and the toolbar
 430
 431     // first determine the position of the first button to delete: it may be
 432     // different from pos if we use several separators to cover the space used
 433     // by a control
 434     wxToolBarToolsList::compatibility_iterator node;
 435     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
 436     {
 437         wxToolBarToolBase *tool2 = node->GetData();
 438         if ( tool2 == tool )
 439         {
 440             // let node point to the next node in the list
 441             node = node->GetNext();
 442
 443             break;
 444         }
 445
 446         if ( tool2->IsControl() )
 447             pos += ((wxToolBarTool *)tool2)->GetSeparatorsCount() - 1;
 448     }
 449
 450     // now determine the number of buttons to delete and the area taken by them
 451     size_t nButtonsToDelete = 1;
 452
 453     // get the size of the button we're going to delete
 454     RECT r;
 455     if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT, pos, (LPARAM)&r) )
 456     {
 457         wxLogLastError(_T("TB_GETITEMRECT"));
 458     }
 459
 460     int width = r.right - r.left;
 461
 462     if ( tool->IsControl() )
 463     {
 464         nButtonsToDelete = ((wxToolBarTool *)tool)->GetSeparatorsCount();
 465         width *= nButtonsToDelete;
 466         tool->GetControl()->Destroy();
 467     }
 468
 469     // do delete all buttons
 470     m_nButtons -= nButtonsToDelete;
 471     while ( nButtonsToDelete-- > 0 )
 472     {
 473         if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, pos, 0) )
 474         {
 475             wxLogLastError(wxT("TB_DELETEBUTTON"));
 476
 477             return false;
 478         }
 479     }
 480
 481     tool->Detach();
 482
 483     // and finally reposition all the controls after this button (the toolbar
 484     // takes care of all normal items)
 485     for ( /* node -> first after deleted */ ; node; node = node->GetNext() )
 486     {
 487         wxToolBarToolBase *tool2 = node->GetData();
 488         if ( tool2->IsControl() )
 489         {
 490             int x;
 491             wxControl *control = tool2->GetControl();
 492             control->GetPosition(&x, NULL);
 493             control->Move(x - width, wxDefaultCoord);
 494         }
 495     }
 496
 497     InvalidateBestSize();
 498
 499     return true;
 500 }
 501
 502 void wxToolBar::CreateDisabledImageList()
 503 {
 504     if (m_disabledImgList != NULL)
 505     {
 506         delete m_disabledImgList;
 507         m_disabledImgList = NULL;
 508     }
 509
 510     // as we can't use disabled image list with older versions of comctl32.dll,
 511     // don't even bother creating it
 512     if ( wxTheApp->GetComCtl32Version() >= 470 )
 513     {
 514         // search for the first disabled button img in the toolbar, if any
 515         for ( wxToolBarToolsList::compatibility_iterator
 516                 node = m_tools.GetFirst(); node; node = node->GetNext() )
 517         {
 518             wxToolBarToolBase *tool = node->GetData();
 519             wxBitmap bmpDisabled = tool->GetDisabledBitmap();
 520             if ( bmpDisabled.Ok() )
 521             {
 522                 m_disabledImgList = new wxImageList
 523                                         (
 524                                             m_defaultWidth,
 525                                             m_defaultHeight,
 526                                             bmpDisabled.GetMask() != NULL,
 527                                             GetToolsCount()
 528                                         );
 529                 break;
 530             }
 531         }
 532
 533         // we don't have any disabled bitmaps
 534     }
 535 }
 536
 537 bool wxToolBar::Realize()
 538 {
 539     const size_t nTools = GetToolsCount();
 540     if ( nTools == 0 )
 541         // nothing to do
 542         return true;
 543
 544     const bool isVertical = HasFlag(wxTB_VERTICAL);
 545
 546 #ifdef wxREMAP_BUTTON_COLOURS
 547     // don't change the values of these constants, they can be set from the
 548     // user code via wxSystemOptions
 549     enum
 550     {
 551         Remap_None = -1,
 552         Remap_Bg,
 553         Remap_Buttons,
 554         Remap_TransparentBg
 555     };
 556
 557     // the user-specified option overrides anything, but if it wasn't set, only
 558     // remap the buttons on 8bpp displays as otherwise the bitmaps usually look
 559     // much worse after remapping
 560     static const wxChar *remapOption = wxT("msw.remap");
 561     const int remapValue = wxSystemOptions::HasOption(remapOption)
 562                                 ? wxSystemOptions::GetOptionInt(remapOption)
 563                                 : wxDisplayDepth() <= 8 ? Remap_Buttons
 564                                                         : Remap_None;
 565
 566 #endif // wxREMAP_BUTTON_COLOURS
 567
 568     // delete all old buttons, if any
 569     for ( size_t pos = 0; pos < m_nButtons; pos++ )
 570     {
 571         if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, 0, 0) )
 572         {
 573             wxLogDebug(wxT("TB_DELETEBUTTON failed"));
 574         }
 575     }
 576
 577     // First, add the bitmap: we use one bitmap for all toolbar buttons
 578     // ----------------------------------------------------------------
 579
 580     wxToolBarToolsList::compatibility_iterator node;
 581     int bitmapId = 0;
 582
 583     wxSize sizeBmp;
 584     if ( HasFlag(wxTB_NOICONS) )
 585     {
 586         // no icons, don't leave space for them
 587         sizeBmp.x =
 588         sizeBmp.y = 0;
 589     }
 590     else // do show icons
 591     {
 592         // if we already have a bitmap, we'll replace the existing one --
 593         // otherwise we'll install a new one
 594         HBITMAP oldToolBarBitmap = (HBITMAP)m_hBitmap;
 595
 596         sizeBmp.x = m_defaultWidth;
 597         sizeBmp.y = m_defaultHeight;
 598
 599         const wxCoord totalBitmapWidth  = m_defaultWidth *
 600                                           wx_truncate_cast(wxCoord, nTools),
 601                       totalBitmapHeight = m_defaultHeight;
 602
 603         // Create a bitmap and copy all the tool bitmaps into it
 604         wxMemoryDC dcAllButtons;
 605         wxBitmap bitmap(totalBitmapWidth, totalBitmapHeight);
 606         dcAllButtons.SelectObject(bitmap);
 607
 608 #ifdef wxREMAP_BUTTON_COLOURS
 609         if ( remapValue != Remap_TransparentBg )
 610 #endif // wxREMAP_BUTTON_COLOURS
 611         {
 612             // VZ: why do we hardcode grey colour for CE?
 613             dcAllButtons.SetBackground(wxBrush(
 614 #ifdef __WXWINCE__
 615                                         wxColour(0xc0, 0xc0, 0xc0)
 616 #else // !__WXWINCE__
 617                                         GetBackgroundColour()
 618 #endif // __WXWINCE__/!__WXWINCE__
 619                                        ));
 620             dcAllButtons.Clear();
 621         }
 622
 623         m_hBitmap = bitmap.GetHBITMAP();
 624         HBITMAP hBitmap = (HBITMAP)m_hBitmap;
 625
 626 #ifdef wxREMAP_BUTTON_COLOURS
 627         if ( remapValue == Remap_Bg )
 628         {
 629             dcAllButtons.SelectObject(wxNullBitmap);
 630
 631             // Even if we're not remapping the bitmap
 632             // content, we still have to remap the background.
 633             hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap,
 634                 totalBitmapWidth, totalBitmapHeight);
 635
 636             dcAllButtons.SelectObject(bitmap);
 637         }
 638 #endif // wxREMAP_BUTTON_COLOURS
 639
 640         // the button position
 641         wxCoord x = 0;
 642
 643         // the number of buttons (not separators)
 644         int nButtons = 0;
 645
 646         CreateDisabledImageList();
 647         for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
 648         {
 649             wxToolBarToolBase *tool = node->GetData();
 650             if ( tool->IsButton() )
 651             {
 652                 const wxBitmap& bmp = tool->GetNormalBitmap();
 653
 654                 const int w = bmp.GetWidth();
 655                 const int h = bmp.GetHeight();
 656
 657                 if ( bmp.Ok() )
 658                 {
 659                     int xOffset = wxMax(0, (m_defaultWidth - w)/2);
 660                     int yOffset = wxMax(0, (m_defaultHeight - h)/2);
 661
 662                     // notice the last parameter: do use mask
 663                     dcAllButtons.DrawBitmap(bmp, x + xOffset, yOffset, true);
 664                 }
 665                 else
 666                 {
 667                     wxFAIL_MSG( _T("invalid tool button bitmap") );
 668                 }
 669
 670                 // also deal with disabled bitmap if we want to use them
 671                 if ( m_disabledImgList )
 672                 {
 673                     wxBitmap bmpDisabled = tool->GetDisabledBitmap();
 674 #if wxUSE_IMAGE && wxUSE_WXDIB
 675                     if ( !bmpDisabled.Ok() )
 676                     {
 677                         // no disabled bitmap specified but we still need to
 678                         // fill the space in the image list with something, so
 679                         // we grey out the normal bitmap
 680                         wxImage imgGreyed;
 681                         wxCreateGreyedImage(bmp.ConvertToImage(), imgGreyed);
 682
 683 #ifdef wxREMAP_BUTTON_COLOURS
 684                         if ( remapValue == Remap_Buttons )
 685                         {
 686                             // we need to have light grey background colour for
 687                             // MapBitmap() to work correctly
 688                             for ( int y = 0; y < h; y++ )
 689                             {
 690                                 for ( int x = 0; x < w; x++ )
 691                                 {
 692                                     if ( imgGreyed.IsTransparent(x, y) )
 693                                         imgGreyed.SetRGB(x, y,
 694                                                          wxLIGHT_GREY->Red(),
 695                                                          wxLIGHT_GREY->Green(),
 696                                                          wxLIGHT_GREY->Blue());
 697                                 }
 698                             }
 699                         }
 700 #endif // wxREMAP_BUTTON_COLOURS
 701
 702                         bmpDisabled = wxBitmap(imgGreyed);
 703                     }
 704 #endif // wxUSE_IMAGE
 705
 706 #ifdef wxREMAP_BUTTON_COLOURS
 707                     if ( remapValue == Remap_Buttons )
 708                         MapBitmap(bmpDisabled.GetHBITMAP(), w, h);
 709 #endif // wxREMAP_BUTTON_COLOURS
 710
 711                     m_disabledImgList->Add(bmpDisabled);
 712                 }
 713
 714                 // still inc width and number of buttons because otherwise the
 715                 // subsequent buttons will all be shifted which is rather confusing
 716                 // (and like this you'd see immediately which bitmap was bad)
 717                 x += m_defaultWidth;
 718                 nButtons++;
 719             }
 720         }
 721
 722         dcAllButtons.SelectObject(wxNullBitmap);
 723
 724         // don't delete this HBITMAP!
 725         bitmap.SetHBITMAP(0);
 726
 727 #ifdef wxREMAP_BUTTON_COLOURS
 728         if ( remapValue == Remap_Buttons )
 729         {
 730             // Map to system colours
 731             hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap,
 732                                          totalBitmapWidth, totalBitmapHeight);
 733         }
 734 #endif // wxREMAP_BUTTON_COLOURS
 735
 736         bool addBitmap = true;
 737
 738         if ( oldToolBarBitmap )
 739         {
 740 #ifdef TB_REPLACEBITMAP
 741             if ( wxApp::GetComCtl32Version() >= 400 )
 742             {
 743                 TBREPLACEBITMAP replaceBitmap;
 744                 replaceBitmap.hInstOld = NULL;
 745                 replaceBitmap.hInstNew = NULL;
 746                 replaceBitmap.nIDOld = (UINT) oldToolBarBitmap;
 747                 replaceBitmap.nIDNew = (UINT) hBitmap;
 748                 replaceBitmap.nButtons = nButtons;
 749                 if ( !::SendMessage(GetHwnd(), TB_REPLACEBITMAP,
 750                                     0, (LPARAM) &replaceBitmap) )
 751                 {
 752                     wxFAIL_MSG(wxT("Could not replace the old bitmap"));
 753                 }
 754
 755                 ::DeleteObject(oldToolBarBitmap);
 756
 757                 // already done
 758                 addBitmap = false;
 759             }
 760             else
 761 #endif // TB_REPLACEBITMAP
 762             {
 763                 // we can't replace the old bitmap, so we will add another one
 764                 // (awfully inefficient, but what else to do?) and shift the bitmap
 765                 // indices accordingly
 766                 addBitmap = true;
 767
 768                 bitmapId = m_nButtons;
 769             }
 770         }
 771
 772         if ( addBitmap ) // no old bitmap or we can't replace it
 773         {
 774             TBADDBITMAP addBitmap;
 775             addBitmap.hInst = 0;
 776             addBitmap.nID = (UINT) hBitmap;
 777             if ( ::SendMessage(GetHwnd(), TB_ADDBITMAP,
 778                                (WPARAM) nButtons, (LPARAM)&addBitmap) == -1 )
 779             {
 780                 wxFAIL_MSG(wxT("Could not add bitmap to toolbar"));
 781             }
 782         }
 783
 784         if ( m_disabledImgList )
 785         {
 786             HIMAGELIST oldImageList = (HIMAGELIST)
 787                 ::SendMessage(GetHwnd(),
 788                               TB_SETDISABLEDIMAGELIST,
 789                               0,
 790                               (LPARAM)GetHimagelistOf(m_disabledImgList));
 791
 792             // delete previous image list if any
 793             if ( oldImageList )
 794                 ::DeleteObject( oldImageList );
 795         }
 796     }
 797
 798     // don't call SetToolBitmapSize() as we don't want to change the values of
 799     // m_defaultWidth/Height
 800     if ( !::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0,
 801                         MAKELONG(sizeBmp.x, sizeBmp.y)) )
 802     {
 803         wxLogLastError(_T("TB_SETBITMAPSIZE"));
 804     }
 805
 806     // Next add the buttons and separators
 807     // -----------------------------------
 808
 809     TBBUTTON *buttons = new TBBUTTON[nTools];
 810
 811     // this array will hold the indices of all controls in the toolbar
 812     wxArrayInt controlIds;
 813
 814     bool lastWasRadio = false;
 815     int i = 0;
 816     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
 817     {
 818         wxToolBarToolBase *tool = node->GetData();
 819
 820         // don't add separators to the vertical toolbar with old comctl32.dll
 821         // versions as they didn't handle this properly
 822         if ( isVertical && tool->IsSeparator() &&
 823                 wxApp::GetComCtl32Version() <= 472 )
 824         {
 825             continue;
 826         }
 827
 828         TBBUTTON& button = buttons[i];
 829
 830         wxZeroMemory(button);
 831
 832         bool isRadio = false;
 833         switch ( tool->GetStyle() )
 834         {
 835             case wxTOOL_STYLE_CONTROL:
 836                 button.idCommand = tool->GetId();
 837                 // fall through: create just a separator too
 838
 839             case wxTOOL_STYLE_SEPARATOR:
 840                 button.fsState = TBSTATE_ENABLED;
 841                 button.fsStyle = TBSTYLE_SEP;
 842                 break;
 843
 844             case wxTOOL_STYLE_BUTTON:
 845                 if ( !HasFlag(wxTB_NOICONS) )
 846                     button.iBitmap = bitmapId;
 847
 848                 if ( HasFlag(wxTB_TEXT) )
 849                 {
 850                     const wxString& label = tool->GetLabel();
 851                     if ( !label.empty() )
 852                         button.iString = (int)label.c_str();
 853                 }
 854
 855                 button.idCommand = tool->GetId();
 856
 857                 if ( tool->IsEnabled() )
 858                     button.fsState |= TBSTATE_ENABLED;
 859                 if ( tool->IsToggled() )
 860                     button.fsState |= TBSTATE_CHECKED;
 861
 862                 switch ( tool->GetKind() )
 863                 {
 864                     case wxITEM_RADIO:
 865                         button.fsStyle = TBSTYLE_CHECKGROUP;
 866
 867                         if ( !lastWasRadio )
 868                         {
 869                             // the first item in the radio group is checked by
 870                             // default to be consistent with wxGTK and the menu
 871                             // radio items
 872                             button.fsState |= TBSTATE_CHECKED;
 873
 874                             if (tool->Toggle(true))
 875                             {
 876                                 DoToggleTool(tool, true);
 877                             }
 878                         }
 879                         else if (tool->IsToggled())
 880                         {
 881                             wxToolBarToolsList::compatibility_iterator nodePrev = node->GetPrevious();
 882                             int prevIndex = i - 1;
 883                             while ( nodePrev )
 884                             {
 885                                 TBBUTTON& prevButton = buttons[prevIndex];
 886                                 wxToolBarToolBase *tool = nodePrev->GetData();
 887                                 if ( !tool->IsButton() || tool->GetKind() != wxITEM_RADIO )
 888                                     break;
 889
 890                                 if ( tool->Toggle(false) )
 891                                     DoToggleTool(tool, false);
 892
 893                                 prevButton.fsState = TBSTATE_ENABLED;
 894                                 nodePrev = nodePrev->GetPrevious();
 895                                 prevIndex--;
 896                             }
 897                         }
 898
 899                         isRadio = true;
 900                         break;
 901
 902                     case wxITEM_CHECK:
 903                         button.fsStyle = TBSTYLE_CHECK;
 904                         break;
 905
 906                     case wxITEM_NORMAL:
 907                         button.fsStyle = TBSTYLE_BUTTON;
 908                         break;
 909
 910                     default:
 911                         wxFAIL_MSG( _T("unexpected toolbar button kind") );
 912                         button.fsStyle = TBSTYLE_BUTTON;
 913                         break;
 914                 }
 915
 916                 bitmapId++;
 917                 break;
 918         }
 919
 920         lastWasRadio = isRadio;
 921
 922         i++;
 923     }
 924
 925     if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS, (WPARAM)i, (LPARAM)buttons) )
 926     {
 927         wxLogLastError(wxT("TB_ADDBUTTONS"));
 928     }
 929
 930     delete [] buttons;
 931
 932     // Deal with the controls finally
 933     // ------------------------------
 934
 935     // adjust the controls size to fit nicely in the toolbar
 936     int y = 0;
 937     size_t index = 0;
 938     for ( node = m_tools.GetFirst(); node; node = node->GetNext(), index++ )
 939     {
 940         wxToolBarToolBase *tool = node->GetData();
 941
 942         // we calculate the running y coord for vertical toolbars so we need to
 943         // get the items size for all items but for the horizontal ones we
 944         // don't need to deal with the non controls
 945         bool isControl = tool->IsControl();
 946         if ( !isControl && !isVertical )
 947             continue;
 948
 949         // note that we use TB_GETITEMRECT and not TB_GETRECT because the
 950         // latter only appeared in v4.70 of comctl32.dll
 951         RECT r;
 952         if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT,
 953                             index, (LPARAM)(LPRECT)&r) )
 954         {
 955             wxLogLastError(wxT("TB_GETITEMRECT"));
 956         }
 957
 958         if ( !isControl )
 959         {
 960             // can only be control if isVertical
 961             y += r.bottom - r.top;
 962
 963             continue;
 964         }
 965
 966         wxControl *control = tool->GetControl();
 967         wxSize size = control->GetSize();
 968
 969         // the position of the leftmost controls corner
 970         int left = wxDefaultCoord;
 971
 972         // TB_SETBUTTONINFO message is only supported by comctl32.dll 4.71+
 973 #ifdef TB_SETBUTTONINFO
 974         // available in headers, now check whether it is available now
 975         // (during run-time)
 976         if ( wxApp::GetComCtl32Version() >= 471 )
 977         {
 978             // set the (underlying) separators width to be that of the
 979             // control
 980             TBBUTTONINFO tbbi;
 981             tbbi.cbSize = sizeof(tbbi);
 982             tbbi.dwMask = TBIF_SIZE;
 983             tbbi.cx = (WORD)size.x;
 984             if ( !::SendMessage(GetHwnd(), TB_SETBUTTONINFO,
 985                                 tool->GetId(), (LPARAM)&tbbi) )
 986             {
 987                 // the id is probably invalid?
 988                 wxLogLastError(wxT("TB_SETBUTTONINFO"));
 989             }
 990         }
 991         else
 992 #endif // comctl32.dll 4.71
 993         // TB_SETBUTTONINFO unavailable
 994         {
 995             // try adding several separators to fit the controls width
 996             int widthSep = r.right - r.left;
 997             left = r.left;
 998
 999             TBBUTTON tbb;
1000             wxZeroMemory(tbb);
1001             tbb.idCommand = 0;
1002             tbb.fsState = TBSTATE_ENABLED;
1003             tbb.fsStyle = TBSTYLE_SEP;
1004
1005             size_t nSeparators = size.x / widthSep;
1006             for ( size_t nSep = 0; nSep < nSeparators; nSep++ )
1007             {
1008                 if ( !::SendMessage(GetHwnd(), TB_INSERTBUTTON,
1009                                     index, (LPARAM)&tbb) )
1010                 {
1011                     wxLogLastError(wxT("TB_INSERTBUTTON"));
1012                 }
1013
1014                 index++;
1015             }
1016
1017             // remember the number of separators we used - we'd have to
1018             // delete all of them later
1019             ((wxToolBarTool *)tool)->SetSeparatorsCount(nSeparators);
1020
1021             // adjust the controls width to exactly cover the separators
1022             control->SetSize((nSeparators + 1)*widthSep, wxDefaultCoord);
1023         }
1024
1025         // position the control itself correctly vertically
1026         int height = r.bottom - r.top;
1027         int diff = height - size.y;
1028         if ( diff < 0 )
1029         {
1030             // the control is too high, resize to fit
1031             control->SetSize(wxDefaultCoord, height - 2);
1032
1033             diff = 2;
1034         }
1035
1036         int top;
1037         if ( isVertical )
1038         {
1039             left = 0;
1040             top = y;
1041
1042             y += height + 2 * GetMargins().y;
1043         }
1044         else // horizontal toolbar
1045         {
1046             if ( left == wxDefaultCoord )
1047                 left = r.left;
1048
1049             top = r.top;
1050         }
1051
1052         control->Move(left, top + (diff + 1) / 2);
1053     }
1054
1055     // the max index is the "real" number of buttons - i.e. counting even the
1056     // separators which we added just for aligning the controls
1057     m_nButtons = index;
1058
1059     if ( !isVertical )
1060     {
1061         if ( m_maxRows == 0 )
1062             // if not set yet, only one row
1063             SetRows(1);
1064     }
1065     else if ( m_nButtons > 0 ) // vertical non empty toolbar
1066     {
1067         if ( m_maxRows == 0 )
1068             // if not set yet, have one column
1069             SetRows(m_nButtons);
1070     }
1071
1072     InvalidateBestSize();
1073     UpdateSize();
1074
1075     return true;
1076 }
1077
1078 // ----------------------------------------------------------------------------
1079 // message handlers
1080 // ----------------------------------------------------------------------------
1081
1082 bool wxToolBar::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD id)
1083 {
1084     wxToolBarToolBase *tool = FindById((int)id);
1085     if ( !tool )
1086         return false;
1087
1088     bool toggled = false; // just to suppress warnings
1089
1090     if ( tool->CanBeToggled() )
1091     {
1092         LRESULT state = ::SendMessage(GetHwnd(), TB_GETSTATE, id, 0);
1093         toggled = (state & TBSTATE_CHECKED) != 0;
1094
1095         // ignore the event when a radio button is released, as this doesn't
1096         // seem to happen at all, and is handled otherwise
1097         if ( tool->GetKind() == wxITEM_RADIO && !toggled )
1098             return true;
1099
1100         tool->Toggle(toggled);
1101         UnToggleRadioGroup(tool);
1102     }
1103
1104     // OnLeftClick() can veto the button state change - for buttons which
1105     // may be toggled only, of couse
1106     if ( !OnLeftClick((int)id, toggled) && tool->CanBeToggled() )
1107     {
1108         // revert back
1109         tool->Toggle(!toggled);
1110
1111         ::SendMessage(GetHwnd(), TB_CHECKBUTTON, id, MAKELONG(!toggled, 0));
1112     }
1113
1114     return true;
1115 }
1116
1117 bool wxToolBar::MSWOnNotify(int WXUNUSED(idCtrl),
1118                             WXLPARAM lParam,
1119                             WXLPARAM *WXUNUSED(result))
1120 {
1121 #if wxUSE_TOOLTIPS
1122     // First check if this applies to us
1123     NMHDR *hdr = (NMHDR *)lParam;
1124
1125     // the tooltips control created by the toolbar is sometimes Unicode, even
1126     // in an ANSI application - this seems to be a bug in comctl32.dll v5
1127     UINT code = hdr->code;
1128     if ( (code != (UINT) TTN_NEEDTEXTA) && (code != (UINT) TTN_NEEDTEXTW) )
1129         return false;
1130
1131     HWND toolTipWnd = (HWND)::SendMessage((HWND)GetHWND(), TB_GETTOOLTIPS, 0, 0);
1132     if ( toolTipWnd != hdr->hwndFrom )
1133         return false;
1134
1135     LPTOOLTIPTEXT ttText = (LPTOOLTIPTEXT)lParam;
1136     int id = (int)ttText->hdr.idFrom;
1137
1138     wxToolBarToolBase *tool = FindById(id);
1139     if ( !tool )
1140         return false;
1141
1142     return HandleTooltipNotify(code, lParam, tool->GetShortHelp());
1143 #else
1144     wxUnusedVar(lParam);
1145
1146     return false;
1147 #endif
1148 }
1149
1150 // ----------------------------------------------------------------------------
1151 // toolbar geometry
1152 // ----------------------------------------------------------------------------
1153
1154 void wxToolBar::SetToolBitmapSize(const wxSize& size)
1155 {
1156     wxToolBarBase::SetToolBitmapSize(size);
1157
1158     ::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0, MAKELONG(size.x, size.y));
1159 }
1160
1161 void wxToolBar::SetRows(int nRows)
1162 {
1163     if ( nRows == m_maxRows )
1164     {
1165         // avoid resizing the frame uselessly
1166         return;
1167     }
1168
1169     // TRUE in wParam means to create at least as many rows, FALSE -
1170     // at most as many
1171     RECT rect;
1172     ::SendMessage(GetHwnd(), TB_SETROWS,
1173                   MAKEWPARAM(nRows, !(GetWindowStyle() & wxTB_VERTICAL)),
1174                   (LPARAM) &rect);
1175
1176     m_maxRows = nRows;
1177
1178     UpdateSize();
1179 }
1180
1181 // The button size is bigger than the bitmap size
1182 wxSize wxToolBar::GetToolSize() const
1183 {
1184     // TB_GETBUTTONSIZE is supported from version 4.70
1185 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x300 ) \
1186     && !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 1, 0 ) ) \
1187     && !defined (__DIGITALMARS__)
1188     if ( wxApp::GetComCtl32Version() >= 470 )
1189     {
1190         DWORD dw = ::SendMessage(GetHwnd(), TB_GETBUTTONSIZE, 0, 0);
1191
1192         return wxSize(LOWORD(dw), HIWORD(dw));
1193     }
1194     else
1195 #endif // comctl32.dll 4.70+
1196     {
1197         // defaults
1198         return wxSize(m_defaultWidth + 8, m_defaultHeight + 7);
1199     }
1200 }
1201
1202 static
1203 wxToolBarToolBase *GetItemSkippingDummySpacers(const wxToolBarToolsList& tools,
1204                                                size_t index )
1205 {
1206     wxToolBarToolsList::compatibility_iterator current = tools.GetFirst();
1207
1208     for ( ; current ; current = current->GetNext() )
1209     {
1210         if ( index == 0 )
1211             return current->GetData();
1212
1213         wxToolBarTool *tool = (wxToolBarTool *)current->GetData();
1214         size_t separators = tool->GetSeparatorsCount();
1215
1216         // if it is a normal button, sepcount == 0, so skip 1 item (the button)
1217         // otherwise, skip as many items as the separator count, plus the
1218         // control itself
1219         index -= separators ? separators + 1 : 1;
1220     }
1221
1222     return 0;
1223 }
1224
1225 wxToolBarToolBase *wxToolBar::FindToolForPosition(wxCoord x, wxCoord y) const
1226 {
1227     POINT pt;
1228     pt.x = x;
1229     pt.y = y;
1230     int index = (int)::SendMessage(GetHwnd(), TB_HITTEST, 0, (LPARAM)&pt);
1231
1232     // MBN: when the point ( x, y ) is close to the toolbar border
1233     //      TB_HITTEST returns m_nButtons ( not -1 )
1234     if ( index < 0 || (size_t)index >= m_nButtons )
1235         // it's a separator or there is no tool at all there
1236         return (wxToolBarToolBase *)NULL;
1237
1238     // when TB_SETBUTTONINFO is available (both during compile- and run-time),
1239     // we don't use the dummy separators hack
1240 #ifdef TB_SETBUTTONINFO
1241     if ( wxApp::GetComCtl32Version() >= 471 )
1242     {
1243         return m_tools.Item((size_t)index)->GetData();
1244     }
1245     else
1246 #endif // TB_SETBUTTONINFO
1247     {
1248         return GetItemSkippingDummySpacers( m_tools, (size_t) index );
1249     }
1250 }
1251
1252 void wxToolBar::UpdateSize()
1253 {
1254     wxPoint pos = GetPosition();
1255     ::SendMessage(GetHwnd(), TB_AUTOSIZE, 0, 0);
1256     if (pos != GetPosition())
1257         Move(pos);
1258
1259     // In case Realize is called after the initial display (IOW the programmer
1260     // may have rebuilt the toolbar) give the frame the option of resizing the
1261     // toolbar to full width again, but only if the parent is a frame and the
1262     // toolbar is managed by the frame.  Otherwise assume that some other
1263     // layout mechanism is controlling the toolbar size and leave it alone.
1264     wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
1265     if ( frame && frame->GetToolBar() == this )
1266     {
1267         frame->SendSizeEvent();
1268     }
1269 }
1270
1271 // ----------------------------------------------------------------------------
1272 // toolbar styles
1273 // ---------------------------------------------------------------------------
1274
1275 void wxToolBar::SetWindowStyleFlag(long style)
1276 {
1277     // the style bits whose changes force us to recreate the toolbar
1278     static const long MASK_NEEDS_RECREATE = wxTB_TEXT | wxTB_NOICONS;
1279
1280     const long styleOld = GetWindowStyle();
1281
1282     wxToolBarBase::SetWindowStyleFlag(style);
1283
1284     // don't recreate an empty toolbar: not only this is unnecessary, but it is
1285     // also fatal as we'd then try to recreate the toolbar when it's just being
1286     // created
1287     if ( GetToolsCount() &&
1288             (style & MASK_NEEDS_RECREATE) != (styleOld & MASK_NEEDS_RECREATE) )
1289     {
1290         // to remove the text labels, simply re-realizing the toolbar is enough
1291         // but I don't know of any way to add the text to an existing toolbar
1292         // other than by recreating it entirely
1293         Recreate();
1294     }
1295 }
1296
1297 // ----------------------------------------------------------------------------
1298 // tool state
1299 // ----------------------------------------------------------------------------
1300
1301 void wxToolBar::DoEnableTool(wxToolBarToolBase *tool, bool enable)
1302 {
1303     ::SendMessage(GetHwnd(), TB_ENABLEBUTTON,
1304                   (WPARAM)tool->GetId(), (LPARAM)MAKELONG(enable, 0));
1305 }
1306
1307 void wxToolBar::DoToggleTool(wxToolBarToolBase *tool, bool toggle)
1308 {
1309     ::SendMessage(GetHwnd(), TB_CHECKBUTTON,
1310                   (WPARAM)tool->GetId(), (LPARAM)MAKELONG(toggle, 0));
1311 }
1312
1313 void wxToolBar::DoSetToggle(wxToolBarToolBase *WXUNUSED(tool), bool WXUNUSED(toggle))
1314 {
1315     // VZ: AFAIK, the button has to be created either with TBSTYLE_CHECK or
1316     //     without, so we really need to delete the button and recreate it here
1317     wxFAIL_MSG( _T("not implemented") );
1318 }
1319
1320 // ----------------------------------------------------------------------------
1321 // event handlers
1322 // ----------------------------------------------------------------------------
1323
1324 // Responds to colour changes, and passes event on to children.
1325 void wxToolBar::OnSysColourChanged(wxSysColourChangedEvent& event)
1326 {
1327     wxRGBToColour(m_backgroundColour, ::GetSysColor(COLOR_BTNFACE));
1328
1329     // Remap the buttons
1330     Realize();
1331
1332     // Relayout the toolbar
1333     int nrows = m_maxRows;
1334     m_maxRows = 0;      // otherwise SetRows() wouldn't do anything
1335     SetRows(nrows);
1336
1337     Refresh();
1338
1339     // let the event propagate further
1340     event.Skip();
1341 }
1342
1343 void wxToolBar::OnMouseEvent(wxMouseEvent& event)
1344 {
1345     if (event.Leaving() && m_pInTool)
1346     {
1347         OnMouseEnter( -1 );
1348         event.Skip();
1349         return;
1350     }
1351
1352     if ( event.RightDown() )
1353     {
1354         // find the tool under the mouse
1355         wxCoord x = 0, y = 0;
1356         event.GetPosition(&x, &y);
1357
1358         wxToolBarToolBase *tool = FindToolForPosition(x, y);
1359         OnRightClick(tool ? tool->GetId() : -1, x, y);
1360     }
1361     else
1362     {
1363         event.Skip();
1364     }
1365 }
1366
1367 // This handler is required to allow the toolbar to be set to a non-default
1368 // colour: for example, when it must blend in with a notebook page.
1369 void wxToolBar::OnEraseBackground(wxEraseEvent& event)
1370 {
1371     RECT rect = wxGetClientRect(GetHwnd());
1372     HDC hdc = GetHdcOf((*event.GetDC()));
1373
1374     if ( UseBgCol() )
1375     {
1376         // do draw our background
1377         //
1378         // notice that this 'dumb' implementation may cause flicker for some of
1379         // the controls in which case they should intercept wxEraseEvent and
1380         // process it themselves somehow
1381         AutoHBRUSH hBrush(wxColourToRGB(GetBackgroundColour()));
1382
1383         wxCHANGE_HDC_MAP_MODE(hdc, MM_TEXT);
1384         ::FillRect(hdc, &rect, hBrush);
1385     }
1386     else // we have no non default background colour
1387     {
1388 #if wxUSE_UXTHEME
1389         // we may need to draw themed colour so that we appear correctly on
1390         // e.g. notebook page under XP with themes but only do it if the parent
1391         // draws themed background itself
1392         if ( !GetParent()->UseBgCol() )
1393         {
1394             wxUxThemeEngine *theme = wxUxThemeEngine::GetIfActive();
1395             if ( theme )
1396             {
1397                 HRESULT
1398                     hr = theme->DrawThemeParentBackground(GetHwnd(), hdc, &rect);
1399                 if ( hr == S_OK )
1400                     return;
1401
1402                 // it can also return S_FALSE which seems to simply say that it
1403                 // didn't draw anything but no error really occurred
1404                 if ( FAILED(hr) )
1405                     wxLogApiError(_T("DrawThemeParentBackground(toolbar)"), hr);
1406             }
1407         }
1408 #endif // wxUSE_UXTHEME
1409
1410         event.Skip();
1411         return;
1412     }
1413 }
1414
1415 bool wxToolBar::HandleSize(WXWPARAM WXUNUSED(wParam), WXLPARAM lParam)
1416 {
1417     // calculate our minor dimension ourselves - we're confusing the standard
1418     // logic (TB_AUTOSIZE) with our horizontal toolbars and other hacks
1419     RECT r;
1420     if ( ::SendMessage(GetHwnd(), TB_GETITEMRECT, 0, (LPARAM)&r) )
1421     {
1422         int w, h;
1423
1424         if ( GetWindowStyle() & wxTB_VERTICAL )
1425         {
1426             w = r.right - r.left;
1427             if ( m_maxRows )
1428             {
1429                 w *= (m_nButtons + m_maxRows - 1)/m_maxRows;
1430             }
1431             h = HIWORD(lParam);
1432         }
1433         else
1434         {
1435             w = LOWORD(lParam);
1436             if (HasFlag( wxTB_FLAT ))
1437                 h = r.bottom - r.top - 3;
1438             else
1439                 h = r.bottom - r.top;
1440             if ( m_maxRows )
1441             {
1442                 // FIXME: hardcoded separator line height...
1443                 h += HasFlag(wxTB_NODIVIDER) ? 4 : 6;
1444                 h *= m_maxRows;
1445             }
1446         }
1447
1448         if ( MAKELPARAM(w, h) != lParam )
1449         {
1450             // size really changed
1451             SetSize(w, h);
1452         }
1453
1454         // message processed
1455         return true;
1456     }
1457
1458     return false;
1459 }
1460
1461 bool wxToolBar::HandlePaint(WXWPARAM wParam, WXLPARAM lParam)
1462 {
1463     // erase any dummy separators which were used
1464     // for aligning the controls if any here
1465
1466     // first of all, are there any controls at all?
1467     wxToolBarToolsList::compatibility_iterator node;
1468     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
1469     {
1470         if ( node->GetData()->IsControl() )
1471             break;
1472     }
1473
1474     if ( !node )
1475         // no controls, nothing to erase
1476         return false;
1477
1478     // prepare the DC on which we'll be drawing
1479     wxClientDC dc(this);
1480     dc.SetBrush(wxBrush(GetBackgroundColour(), wxSOLID));
1481     dc.SetPen(*wxTRANSPARENT_PEN);
1482
1483     RECT r;
1484     if ( !::GetUpdateRect(GetHwnd(), &r, FALSE) )
1485         // nothing to redraw anyhow
1486         return false;
1487
1488     wxRect rectUpdate;
1489     wxCopyRECTToRect(r, rectUpdate);
1490
1491     dc.SetClippingRegion(rectUpdate);
1492
1493     // draw the toolbar tools, separators &c normally
1494     wxControl::MSWWindowProc(WM_PAINT, wParam, lParam);
1495
1496     // for each control in the toolbar find all the separators intersecting it
1497     // and erase them
1498     //
1499     // NB: this is really the only way to do it as we don't know if a separator
1500     //     corresponds to a control (i.e. is a dummy one) or a real one
1501     //     otherwise
1502     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
1503     {
1504         wxToolBarToolBase *tool = node->GetData();
1505         if ( tool->IsControl() )
1506         {
1507             // get the control rect in our client coords
1508             wxControl *control = tool->GetControl();
1509             wxRect rectCtrl = control->GetRect();
1510
1511             // iterate over all buttons
1512             TBBUTTON tbb;
1513             int count = ::SendMessage(GetHwnd(), TB_BUTTONCOUNT, 0, 0);
1514             for ( int n = 0; n < count; n++ )
1515             {
1516                 // is it a separator?
1517                 if ( !::SendMessage(GetHwnd(), TB_GETBUTTON,
1518                                     n, (LPARAM)&tbb) )
1519                 {
1520                     wxLogDebug(_T("TB_GETBUTTON failed?"));
1521
1522                     continue;
1523                 }
1524
1525                 if ( tbb.fsStyle != TBSTYLE_SEP )
1526                     continue;
1527
1528                 // get the bounding rect of the separator
1529                 RECT r;
1530                 if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT,
1531                                     n, (LPARAM)&r) )
1532                 {
1533                     wxLogDebug(_T("TB_GETITEMRECT failed?"));
1534
1535                     continue;
1536                 }
1537
1538                 // does it intersect the control?
1539                 wxRect rectItem;
1540                 wxCopyRECTToRect(r, rectItem);
1541                 if ( rectCtrl.Intersects(rectItem) )
1542                 {
1543                     // yes, do erase it!
1544                     dc.DrawRectangle(rectItem);
1545
1546                     // Necessary in case we use a no-paint-on-size
1547                     // style in the parent: the controls can disappear
1548                     control->Refresh(false);
1549                 }
1550             }
1551         }
1552     }
1553
1554     return true;
1555 }
1556
1557 void wxToolBar::HandleMouseMove(WXWPARAM WXUNUSED(wParam), WXLPARAM lParam)
1558 {
1559     wxCoord x = GET_X_LPARAM(lParam),
1560             y = GET_Y_LPARAM(lParam);
1561     wxToolBarToolBase* tool = FindToolForPosition( x, y );
1562
1563     // cursor left current tool
1564     if ( tool != m_pInTool && !tool )
1565     {
1566         m_pInTool = 0;
1567         OnMouseEnter( -1 );
1568     }
1569
1570     // cursor entered a tool
1571     if ( tool != m_pInTool && tool )
1572     {
1573         m_pInTool = tool;
1574         OnMouseEnter( tool->GetId() );
1575     }
1576 }
1577
1578 WXLRESULT wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
1579 {
1580     switch ( nMsg )
1581     {
1582         case WM_MOUSEMOVE:
1583             // we don't handle mouse moves, so always pass the message to
1584             // wxControl::MSWWindowProc (HandleMouseMove just calls OnMouseEnter)
1585             HandleMouseMove(wParam, lParam);
1586             break;
1587
1588         case WM_SIZE:
1589             if ( HandleSize(wParam, lParam) )
1590                 return 0;
1591             break;
1592
1593 #ifndef __WXWINCE__
1594         case WM_PAINT:
1595             if ( HandlePaint(wParam, lParam) )
1596                 return 0;
1597 #endif
1598
1599         default:
1600             break;
1601     }
1602
1603     return wxControl::MSWWindowProc(nMsg, wParam, lParam);
1604 }
1605
1606 // ----------------------------------------------------------------------------
1607 // private functions
1608 // ----------------------------------------------------------------------------
1609
1610 #ifdef wxREMAP_BUTTON_COLOURS
1611
1612 WXHBITMAP wxToolBar::MapBitmap(WXHBITMAP bitmap, int width, int height)
1613 {
1614     MemoryHDC hdcMem;
1615
1616     if ( !hdcMem )
1617     {
1618         wxLogLastError(_T("CreateCompatibleDC"));
1619
1620         return bitmap;
1621     }
1622
1623     SelectInHDC bmpInHDC(hdcMem, (HBITMAP)bitmap);
1624
1625     if ( !bmpInHDC )
1626     {
1627         wxLogLastError(_T("SelectObject"));
1628
1629         return bitmap;
1630     }
1631
1632     wxCOLORMAP *cmap = wxGetStdColourMap();
1633
1634     for ( int i = 0; i < width; i++ )
1635     {
1636         for ( int j = 0; j < height; j++ )
1637         {
1638             COLORREF pixel = ::GetPixel(hdcMem, i, j);
1639
1640             for ( size_t k = 0; k < wxSTD_COL_MAX; k++ )
1641             {
1642                 COLORREF col = cmap[k].from;
1643                 if ( abs(GetRValue(pixel) - GetRValue(col)) < 10 &&
1644                      abs(GetGValue(pixel) - GetGValue(col)) < 10 &&
1645                      abs(GetBValue(pixel) - GetBValue(col)) < 10 )
1646                 {
1647                     if ( cmap[k].to != pixel )
1648                         ::SetPixel(hdcMem, i, j, cmap[k].to);
1649                     break;
1650                 }
1651             }
1652         }
1653     }
1654
1655     return bitmap;
1656 }
1657
1658 #endif // wxREMAP_BUTTON_COLOURS
1659
1660 #endif // wxUSE_TOOLBAR