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 #endif
  40
  41 #if wxUSE_TOOLBAR && defined(__WIN95__) && wxUSE_TOOLBAR_NATIVE
  42
  43 #include "wx/toolbar.h"
  44
  45 #if !defined(__GNUWIN32__) && !defined(__SALFORDC__)
  46     #include "malloc.h"
  47 #endif
  48
  49 #include "wx/msw/private.h"
  50
  51 #ifndef __TWIN32__
  52
  53 #if defined(__WIN95__) && !((defined(__GNUWIN32_OLD__) || defined(__TWIN32__)) && !defined(__CYGWIN10__))
  54     #include <commctrl.h>
  55 #else
  56     #include "wx/msw/gnuwin32/extra.h"
  57 #endif
  58
  59 #endif // __TWIN32__
  60
  61 #include "wx/msw/dib.h"
  62 #include "wx/app.h"         // for GetComCtl32Version
  63
  64 #if defined(__MWERKS__) && defined(__WXMSW__)
  65 // including <windef.h> for max definition doesn't seem
  66 // to work using CodeWarrior 6 Windows. So we define it
  67 // here. (Otherwise we get a undefined identifier 'max'
  68 // later on in this file.) (Added by dimitri@shortcut.nl)
  69 #   ifndef max
  70 #       define max(a,b)            (((a) > (b)) ? (a) : (b))
  71 #   endif
  72
  73 #endif
  74
  75 // ----------------------------------------------------------------------------
  76 // conditional compilation
  77 // ----------------------------------------------------------------------------
  78
  79 // wxWindows previously always considered that toolbar buttons have light grey
  80 // (0xc0c0c0) background and so ignored any bitmap masks - however, this
  81 // doesn't work with XPMs which then appear to have black background. To make
  82 // this work, we must respect the bitmap masks - which we do now. This should
  83 // be ok in any case, but to restore 100% compatible with the old version
  84 // behaviour, you can set this to 0.
  85 #define USE_BITMAP_MASKS 1
  86
  87 // ----------------------------------------------------------------------------
  88 // constants
  89 // ----------------------------------------------------------------------------
  90
  91 // these standard constants are not always defined in compilers headers
  92
  93 // Styles
  94 #ifndef TBSTYLE_FLAT
  95     #define TBSTYLE_LIST            0x1000
  96     #define TBSTYLE_FLAT            0x0800
  97     #define TBSTYLE_TRANSPARENT     0x8000
  98 #endif
  99  // use TBSTYLE_TRANSPARENT if you use TBSTYLE_FLAT
 100
 101 // Messages
 102 #ifndef TB_GETSTYLE
 103     #define TB_SETSTYLE             (WM_USER + 56)
 104     #define TB_GETSTYLE             (WM_USER + 57)
 105 #endif
 106
 107 #ifndef TB_HITTEST
 108     #define TB_HITTEST              (WM_USER + 69)
 109 #endif
 110
 111 // these values correspond to those used by comctl32.dll
 112 #define DEFAULTBITMAPX   16
 113 #define DEFAULTBITMAPY   15
 114 #define DEFAULTBUTTONX   24
 115 #define DEFAULTBUTTONY   24
 116 #define DEFAULTBARHEIGHT 27
 117
 118 // ----------------------------------------------------------------------------
 119 // wxWin macros
 120 // ----------------------------------------------------------------------------
 121
 122 IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxToolBarBase)
 123
 124 BEGIN_EVENT_TABLE(wxToolBar, wxToolBarBase)
 125     EVT_MOUSE_EVENTS(wxToolBar::OnMouseEvent)
 126     EVT_SYS_COLOUR_CHANGED(wxToolBar::OnSysColourChanged)
 127 END_EVENT_TABLE()
 128
 129 // ----------------------------------------------------------------------------
 130 // private classes
 131 // ----------------------------------------------------------------------------
 132
 133 class wxToolBarTool : public wxToolBarToolBase
 134 {
 135 public:
 136     wxToolBarTool(wxToolBar *tbar,
 137                   int id,
 138                   const wxBitmap& bitmap1,
 139                   const wxBitmap& bitmap2,
 140                   bool toggle,
 141                   wxObject *clientData,
 142                   const wxString& shortHelpString,
 143                   const wxString& longHelpString)
 144         : wxToolBarToolBase(tbar, id, bitmap1, bitmap2, toggle,
 145                             clientData, shortHelpString, longHelpString)
 146     {
 147         m_nSepCount = 0;
 148     }
 149
 150     wxToolBarTool(wxToolBar *tbar, wxControl *control)
 151         : wxToolBarToolBase(tbar, control)
 152     {
 153         m_nSepCount = 1;
 154     }
 155
 156     // set/get the number of separators which we use to cover the space used by
 157     // a control in the toolbar
 158     void SetSeparatorsCount(size_t count) { m_nSepCount = count; }
 159     size_t GetSeparatorsCount() const { return m_nSepCount; }
 160
 161 private:
 162     size_t m_nSepCount;
 163 };
 164
 165
 166 // ============================================================================
 167 // implementation
 168 // ============================================================================
 169
 170 // ----------------------------------------------------------------------------
 171 // wxToolBarTool
 172 // ----------------------------------------------------------------------------
 173
 174 wxToolBarToolBase *wxToolBar::CreateTool(int id,
 175                                          const wxBitmap& bitmap1,
 176                                          const wxBitmap& bitmap2,
 177                                          bool toggle,
 178                                          wxObject *clientData,
 179                                          const wxString& shortHelpString,
 180                                          const wxString& longHelpString)
 181 {
 182     return new wxToolBarTool(this, id, bitmap1, bitmap2, toggle,
 183                              clientData, shortHelpString, longHelpString);
 184 }
 185
 186 wxToolBarToolBase *wxToolBar::CreateTool(wxControl *control)
 187 {
 188     return new wxToolBarTool(this, control);
 189 }
 190
 191 // ----------------------------------------------------------------------------
 192 // wxToolBar construction
 193 // ----------------------------------------------------------------------------
 194
 195 void wxToolBar::Init()
 196 {
 197     m_hBitmap = 0;
 198
 199     m_nButtons = 0;
 200
 201     m_defaultWidth = DEFAULTBITMAPX;
 202     m_defaultHeight = DEFAULTBITMAPY;
 203
 204     m_pInTool = 0;
 205 }
 206
 207 bool wxToolBar::Create(wxWindow *parent,
 208                        wxWindowID id,
 209                        const wxPoint& pos,
 210                        const wxSize& size,
 211                        long style,
 212                        const wxString& name)
 213 {
 214     // toolbars never have border, giving one to them results in broken
 215     // appearance
 216     style &= ~wxBORDER_MASK;
 217     style |= wxBORDER_NONE;
 218
 219     // common initialisation
 220     if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
 221         return FALSE;
 222
 223     // prepare flags
 224     DWORD msflags = 0;      // WS_VISIBLE | WS_CHILD always included
 225
 226    if ( style & wxCLIP_SIBLINGS )
 227         msflags |= WS_CLIPSIBLINGS;
 228
 229 #ifdef TBSTYLE_TOOLTIPS
 230     msflags |= TBSTYLE_TOOLTIPS;
 231 #endif
 232
 233     if (style & wxTB_FLAT)
 234     {
 235         if (wxTheApp->GetComCtl32Version() > 400)
 236             msflags |= TBSTYLE_FLAT;
 237     }
 238
 239     // MSW-specific initialisation
 240     if ( !wxControl::MSWCreateControl(TOOLBARCLASSNAME, msflags) )
 241         return FALSE;
 242
 243     // toolbar-specific post initialisation
 244     ::SendMessage(GetHwnd(), TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
 245
 246     // set up the colors and fonts
 247     wxRGBToColour(m_backgroundColour, GetSysColor(COLOR_BTNFACE));
 248     m_foregroundColour = *wxBLACK;
 249
 250     SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
 251
 252     // position it
 253     int x = pos.x;
 254     int y = pos.y;
 255     int width = size.x;
 256     int height = size.y;
 257
 258     if (width <= 0)
 259         width = 100;
 260     if (height <= 0)
 261         height = m_defaultHeight;
 262     if (x < 0)
 263         x = 0;
 264     if (y < 0)
 265         y = 0;
 266
 267     SetSize(x, y, width, height);
 268
 269     return TRUE;
 270 }
 271
 272 wxToolBar::~wxToolBar()
 273 {
 274     // we must refresh the frame size when the toolbar is deleted but the frame
 275     // is not - otherwise toolbar leaves a hole in the place it used to occupy
 276     wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
 277     if ( frame && !frame->IsBeingDeleted() )
 278     {
 279         frame->SendSizeEvent();
 280     }
 281
 282     if ( m_hBitmap )
 283     {
 284         ::DeleteObject((HBITMAP) m_hBitmap);
 285     }
 286 }
 287
 288 // ----------------------------------------------------------------------------
 289 // adding/removing tools
 290 // ----------------------------------------------------------------------------
 291
 292 bool wxToolBar::DoInsertTool(size_t WXUNUSED(pos),
 293                              wxToolBarToolBase *tool)
 294 {
 295     // nothing special to do here - we really create the toolbar buttons in
 296     // Realize() later
 297     tool->Attach(this);
 298
 299     return TRUE;
 300 }
 301
 302 bool wxToolBar::DoDeleteTool(size_t pos, wxToolBarToolBase *tool)
 303 {
 304     // the main difficulty we have here is with the controls in the toolbars:
 305     // as we (sometimes) use several separators to cover up the space used by
 306     // them, the indices are not the same for us and the toolbar
 307
 308     // first determine the position of the first button to delete: it may be
 309     // different from pos if we use several separators to cover the space used
 310     // by a control
 311     wxToolBarToolsList::Node *node;
 312     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
 313     {
 314         wxToolBarToolBase *tool2 = node->GetData();
 315         if ( tool2 == tool )
 316         {
 317             // let node point to the next node in the list
 318             node = node->GetNext();
 319
 320             break;
 321         }
 322
 323         if ( tool2->IsControl() )
 324         {
 325             pos += ((wxToolBarTool *)tool2)->GetSeparatorsCount() - 1;
 326         }
 327     }
 328
 329     // now determine the number of buttons to delete and the area taken by them
 330     size_t nButtonsToDelete = 1;
 331
 332     // get the size of the button we're going to delete
 333     RECT r;
 334     if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT, pos, (LPARAM)&r) )
 335     {
 336         wxLogLastError(_T("TB_GETITEMRECT"));
 337     }
 338
 339     int width = r.right - r.left;
 340
 341     if ( tool->IsControl() )
 342     {
 343         nButtonsToDelete = ((wxToolBarTool *)tool)->GetSeparatorsCount();
 344
 345         width *= nButtonsToDelete;
 346     }
 347
 348     // do delete all buttons
 349     m_nButtons -= nButtonsToDelete;
 350     while ( nButtonsToDelete-- > 0 )
 351     {
 352         if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, pos, 0) )
 353         {
 354             wxLogLastError(wxT("TB_DELETEBUTTON"));
 355
 356             return FALSE;
 357         }
 358     }
 359
 360     tool->Detach();
 361
 362     // and finally reposition all the controls after this button (the toolbar
 363     // takes care of all normal items)
 364     for ( /* node -> first after deleted */ ; node; node = node->GetNext() )
 365     {
 366         wxToolBarToolBase *tool2 = node->GetData();
 367         if ( tool2->IsControl() )
 368         {
 369             int x;
 370             wxControl *control = tool2->GetControl();
 371             control->GetPosition(&x, NULL);
 372             control->Move(x - width, -1);
 373         }
 374     }
 375
 376     return TRUE;
 377 }
 378
 379 bool wxToolBar::Realize()
 380 {
 381     size_t nTools = GetToolsCount();
 382     if ( nTools == 0 )
 383     {
 384         // nothing to do
 385         return TRUE;
 386     }
 387
 388     bool isVertical = (GetWindowStyle() & wxTB_VERTICAL) != 0;
 389
 390     // First, add the bitmap: we use one bitmap for all toolbar buttons
 391     // ----------------------------------------------------------------
 392
 393     // if we already have a bitmap, we'll replace the existing one - otherwise
 394     // we'll install a new one
 395     HBITMAP oldToolBarBitmap = (HBITMAP)m_hBitmap;
 396
 397     int totalBitmapWidth = (int)(m_defaultWidth * nTools);
 398     int totalBitmapHeight = (int)m_defaultHeight;
 399
 400     // Create a bitmap and copy all the tool bitmaps to it
 401 #if USE_BITMAP_MASKS
 402     wxMemoryDC dcAllButtons;
 403     wxBitmap bitmap(totalBitmapWidth, totalBitmapHeight);
 404     dcAllButtons.SelectObject(bitmap);
 405     dcAllButtons.SetBackground(*wxLIGHT_GREY_BRUSH);
 406     dcAllButtons.Clear();
 407
 408     m_hBitmap = bitmap.GetHBITMAP();
 409     HBITMAP hBitmap = (HBITMAP)m_hBitmap;
 410 #else // !USE_BITMAP_MASKS
 411     HBITMAP hBitmap = ::CreateCompatibleBitmap(ScreenHDC(),
 412                                                totalBitmapWidth,
 413                                                totalBitmapHeight);
 414     if ( !hBitmap )
 415     {
 416         wxLogLastError(_T("CreateCompatibleBitmap"));
 417
 418         return FALSE;
 419     }
 420
 421     m_hBitmap = (WXHBITMAP)hBitmap;
 422
 423     HDC memoryDC = ::CreateCompatibleDC(NULL);
 424     HBITMAP oldBitmap = (HBITMAP) ::SelectObject(memoryDC, hBitmap);
 425
 426     HDC memoryDC2 = ::CreateCompatibleDC(NULL);
 427 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
 428
 429     // the button position
 430     wxCoord x = 0;
 431
 432     // the number of buttons (not separators)
 433     int nButtons = 0;
 434
 435     wxToolBarToolsList::Node *node = m_tools.GetFirst();
 436     while ( node )
 437     {
 438         wxToolBarToolBase *tool = node->GetData();
 439         if ( tool->IsButton() )
 440         {
 441             const wxBitmap& bmp = tool->GetBitmap1();
 442             if ( bmp.Ok() )
 443             {
 444 #if USE_BITMAP_MASKS
 445                 // notice the last parameter: do use mask
 446                 dcAllButtons.DrawBitmap(tool->GetBitmap1(), x, 0, TRUE);
 447 #else // !USE_BITMAP_MASKS
 448                 HBITMAP hbmp = GetHbitmapOf(bmp);
 449                 HBITMAP oldBitmap2 = (HBITMAP)::SelectObject(memoryDC2, hbmp);
 450                 if ( !BitBlt(memoryDC, x, 0,  m_defaultWidth, m_defaultHeight,
 451                              memoryDC2, 0, 0, SRCCOPY) )
 452                 {
 453                     wxLogLastError(wxT("BitBlt"));
 454                 }
 455
 456                 ::SelectObject(memoryDC2, oldBitmap2);
 457 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
 458             }
 459             else
 460             {
 461                 wxFAIL_MSG( _T("invalid tool button bitmap") );
 462             }
 463
 464             // still inc width and number of buttons because otherwise the
 465             // subsequent buttons will all be shifted which is rather confusing
 466             // (and like this you'd see immediately which bitmap was bad)
 467             x += m_defaultWidth;
 468             nButtons++;
 469         }
 470
 471         node = node->GetNext();
 472     }
 473
 474 #if USE_BITMAP_MASKS
 475     dcAllButtons.SelectObject(wxNullBitmap);
 476
 477     // don't delete this HBITMAP!
 478     bitmap.SetHBITMAP(0);
 479 #else // !USE_BITMAP_MASKS
 480     ::SelectObject(memoryDC, oldBitmap);
 481     ::DeleteDC(memoryDC);
 482     ::DeleteDC(memoryDC2);
 483 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
 484
 485     // Map to system colours
 486     hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap,
 487                                  totalBitmapWidth, totalBitmapHeight);
 488
 489     int bitmapId = 0;
 490
 491     bool addBitmap = TRUE;
 492
 493     if ( oldToolBarBitmap )
 494     {
 495 #ifdef TB_REPLACEBITMAP
 496         if ( wxTheApp->GetComCtl32Version() >= 400 )
 497         {
 498             TBREPLACEBITMAP replaceBitmap;
 499             replaceBitmap.hInstOld = NULL;
 500             replaceBitmap.hInstNew = NULL;
 501             replaceBitmap.nIDOld = (UINT) oldToolBarBitmap;
 502             replaceBitmap.nIDNew = (UINT) hBitmap;
 503             replaceBitmap.nButtons = nButtons;
 504             if ( !::SendMessage(GetHwnd(), TB_REPLACEBITMAP,
 505                                 0, (LPARAM) &replaceBitmap) )
 506             {
 507                 wxFAIL_MSG(wxT("Could not replace the old bitmap"));
 508             }
 509
 510             ::DeleteObject(oldToolBarBitmap);
 511
 512             // already done
 513             addBitmap = FALSE;
 514         }
 515         else
 516 #endif // TB_REPLACEBITMAP
 517         {
 518             // we can't replace the old bitmap, so we will add another one
 519             // (awfully inefficient, but what else to do?) and shift the bitmap
 520             // indices accordingly
 521             addBitmap = TRUE;
 522
 523             bitmapId = m_nButtons;
 524         }
 525
 526         // Now delete all the buttons
 527         for ( size_t pos = 0; pos < m_nButtons; pos++ )
 528         {
 529             if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, 0, 0) )
 530             {
 531                 wxLogDebug(wxT("TB_DELETEBUTTON failed"));
 532             }
 533         }
 534
 535     }
 536
 537     if ( addBitmap ) // no old bitmap or we can't replace it
 538     {
 539         TBADDBITMAP addBitmap;
 540         addBitmap.hInst = 0;
 541         addBitmap.nID = (UINT) hBitmap;
 542         if ( ::SendMessage(GetHwnd(), TB_ADDBITMAP,
 543                            (WPARAM) nButtons, (LPARAM)&addBitmap) == -1 )
 544         {
 545             wxFAIL_MSG(wxT("Could not add bitmap to toolbar"));
 546         }
 547     }
 548
 549     // Next add the buttons and separators
 550     // -----------------------------------
 551
 552     TBBUTTON *buttons = new TBBUTTON[nTools];
 553
 554     // this array will hold the indices of all controls in the toolbar
 555     wxArrayInt controlIds;
 556
 557     int i = 0;
 558     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
 559     {
 560         wxToolBarToolBase *tool = node->GetData();
 561
 562         // don't add separators to the vertical toolbar - looks ugly
 563         if ( isVertical && tool->IsSeparator() )
 564             continue;
 565
 566         TBBUTTON& button = buttons[i];
 567
 568         wxZeroMemory(button);
 569
 570         switch ( tool->GetStyle() )
 571         {
 572             case wxTOOL_STYLE_CONTROL:
 573                 button.idCommand = tool->GetId();
 574                 // fall through: create just a separator too
 575
 576             case wxTOOL_STYLE_SEPARATOR:
 577                 button.fsState = TBSTATE_ENABLED;
 578                 button.fsStyle = TBSTYLE_SEP;
 579                 break;
 580
 581             case wxTOOL_STYLE_BUTTON:
 582                 button.iBitmap = bitmapId;
 583                 button.idCommand = tool->GetId();
 584
 585                 if ( tool->IsEnabled() )
 586                     button.fsState |= TBSTATE_ENABLED;
 587                 if ( tool->IsToggled() )
 588                     button.fsState |= TBSTATE_CHECKED;
 589
 590                 button.fsStyle = tool->CanBeToggled() ? TBSTYLE_CHECK
 591                                                       : TBSTYLE_BUTTON;
 592
 593                 bitmapId++;
 594                 break;
 595         }
 596
 597         i++;
 598     }
 599
 600     if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS,
 601                         (WPARAM)i, (LPARAM)buttons) )
 602     {
 603         wxLogLastError(wxT("TB_ADDBUTTONS"));
 604     }
 605
 606     delete [] buttons;
 607
 608     // Deal with the controls finally
 609     // ------------------------------
 610
 611     // adjust the controls size to fit nicely in the toolbar
 612     int y = 0;
 613     size_t index = 0;
 614     for ( node = m_tools.GetFirst(); node; node = node->GetNext(), index++ )
 615     {
 616         wxToolBarToolBase *tool = node->GetData();
 617
 618         // we calculate the running y coord for vertical toolbars so we need to
 619         // get the items size for all items but for the horizontal ones we
 620         // don't need to deal with the non controls
 621         bool isControl = tool->IsControl();
 622         if ( !isControl && !isVertical )
 623             continue;
 624
 625         // note that we use TB_GETITEMRECT and not TB_GETRECT because the
 626         // latter only appeared in v4.70 of comctl32.dll
 627         RECT r;
 628         if ( !SendMessage(GetHwnd(), TB_GETITEMRECT,
 629                           index, (LPARAM)(LPRECT)&r) )
 630         {
 631             wxLogLastError(wxT("TB_GETITEMRECT"));
 632         }
 633
 634         if ( !isControl )
 635         {
 636             // can only be control if isVertical
 637             y += r.bottom - r.top;
 638
 639             continue;
 640         }
 641
 642         wxControl *control = tool->GetControl();
 643
 644         wxSize size = control->GetSize();
 645
 646         // the position of the leftmost controls corner
 647         int left = -1;
 648
 649         // TB_SETBUTTONINFO message is only supported by comctl32.dll 4.71+
 650 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
 651         // available in headers, now check whether it is available now
 652         // (during run-time)
 653         if ( wxTheApp->GetComCtl32Version() >= 471 )
 654         {
 655             // set the (underlying) separators width to be that of the
 656             // control
 657             TBBUTTONINFO tbbi;
 658             tbbi.cbSize = sizeof(tbbi);
 659             tbbi.dwMask = TBIF_SIZE;
 660             tbbi.cx = size.x;
 661             if ( !SendMessage(GetHwnd(), TB_SETBUTTONINFO,
 662                               tool->GetId(), (LPARAM)&tbbi) )
 663             {
 664                 // the id is probably invalid?
 665                 wxLogLastError(wxT("TB_SETBUTTONINFO"));
 666             }
 667         }
 668         else
 669 #endif // comctl32.dll 4.71
 670         // TB_SETBUTTONINFO unavailable
 671         {
 672             // try adding several separators to fit the controls width
 673             int widthSep = r.right - r.left;
 674             left = r.left;
 675
 676             TBBUTTON tbb;
 677             wxZeroMemory(tbb);
 678             tbb.idCommand = 0;
 679             tbb.fsState = TBSTATE_ENABLED;
 680             tbb.fsStyle = TBSTYLE_SEP;
 681
 682             size_t nSeparators = size.x / widthSep;
 683             for ( size_t nSep = 0; nSep < nSeparators; nSep++ )
 684             {
 685                 if ( !SendMessage(GetHwnd(), TB_INSERTBUTTON,
 686                                   index, (LPARAM)&tbb) )
 687                 {
 688                     wxLogLastError(wxT("TB_INSERTBUTTON"));
 689                 }
 690
 691                 index++;
 692             }
 693
 694             // remember the number of separators we used - we'd have to
 695             // delete all of them later
 696             ((wxToolBarTool *)tool)->SetSeparatorsCount(nSeparators);
 697
 698             // adjust the controls width to exactly cover the separators
 699             control->SetSize((nSeparators + 1)*widthSep, -1);
 700         }
 701
 702         // position the control itself correctly vertically
 703         int height = r.bottom - r.top;
 704         int diff = height - size.y;
 705         if ( diff < 0 )
 706         {
 707             // the control is too high, resize to fit
 708             control->SetSize(-1, height - 2);
 709
 710             diff = 2;
 711         }
 712
 713         int top;
 714         if ( isVertical )
 715         {
 716             left = 0;
 717             top = y;
 718
 719             y += height + 2*GetMargins().y;
 720         }
 721         else // horizontal toolbar
 722         {
 723             if ( left == -1 )
 724                 left = r.left;
 725
 726             top = r.top;
 727         }
 728
 729         control->Move(left, top + (diff + 1) / 2);
 730     }
 731
 732     // the max index is the "real" number of buttons - i.e. counting even the
 733     // separators which we added just for aligning the controls
 734     m_nButtons = index;
 735
 736     if ( !isVertical )
 737     {
 738         if ( m_maxRows == 0 )
 739         {
 740             // if not set yet, only one row
 741             SetRows(1);
 742         }
 743     }
 744     else if ( m_nButtons > 0 ) // vertical non empty toolbar
 745     {
 746         if ( m_maxRows == 0 )
 747         {
 748             // if not set yet, have one column
 749             SetRows(m_nButtons);
 750         }
 751     }
 752
 753     return TRUE;
 754 }
 755
 756 // ----------------------------------------------------------------------------
 757 // message handlers
 758 // ----------------------------------------------------------------------------
 759
 760 bool wxToolBar::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD id)
 761 {
 762     wxToolBarToolBase *tool = FindById((int)id);
 763     if ( !tool )
 764         return FALSE;
 765
 766     if ( tool->CanBeToggled() )
 767     {
 768         LRESULT state = ::SendMessage(GetHwnd(), TB_GETSTATE, id, 0);
 769         tool->Toggle((state & TBSTATE_CHECKED) != 0);
 770     }
 771
 772     bool toggled = tool->IsToggled();
 773
 774     // OnLeftClick() can veto the button state change - for buttons which may
 775     // be toggled only, of couse
 776     if ( !OnLeftClick((int)id, toggled) && tool->CanBeToggled() )
 777     {
 778         // revert back
 779         toggled = !toggled;
 780         tool->SetToggle(toggled);
 781
 782         ::SendMessage(GetHwnd(), TB_CHECKBUTTON, id, MAKELONG(toggled, 0));
 783     }
 784
 785     return TRUE;
 786 }
 787
 788 bool wxToolBar::MSWOnNotify(int WXUNUSED(idCtrl),
 789                             WXLPARAM lParam,
 790                             WXLPARAM *WXUNUSED(result))
 791 {
 792     // First check if this applies to us
 793     NMHDR *hdr = (NMHDR *)lParam;
 794
 795     // the tooltips control created by the toolbar is sometimes Unicode, even
 796     // in an ANSI application - this seems to be a bug in comctl32.dll v5
 797     int code = (int)hdr->code;
 798     if ( (code != TTN_NEEDTEXTA) && (code != TTN_NEEDTEXTW) )
 799         return FALSE;
 800
 801     HWND toolTipWnd = (HWND)::SendMessage((HWND)GetHWND(), TB_GETTOOLTIPS, 0, 0);
 802     if ( toolTipWnd != hdr->hwndFrom )
 803         return FALSE;
 804
 805     LPTOOLTIPTEXT ttText = (LPTOOLTIPTEXT)lParam;
 806     int id = (int)ttText->hdr.idFrom;
 807
 808     wxToolBarToolBase *tool = FindById(id);
 809     if ( !tool )
 810         return FALSE;
 811
 812     const wxString& help = tool->GetShortHelp();
 813
 814     if ( !help.IsEmpty() )
 815     {
 816         if ( code == TTN_NEEDTEXTA )
 817         {
 818             ttText->lpszText = (wxChar *)help.c_str();
 819         }
 820         else
 821         {
 822 #if wxUSE_UNICODE
 823             ttText->lpszText = (wxChar *)help.c_str();
 824 #else
 825             // VZ: I don't know why it happens, but the versions of
 826             //     comctl32.dll starting from 4.70 sometimes send TTN_NEEDTEXTW
 827             //     even to ANSI programs (normally, this message is supposed
 828             //     to be sent to Unicode programs only) - hence we need to
 829             //     handle it as well, otherwise no tooltips will be shown in
 830             //     this case
 831
 832             size_t lenAnsi = help.Len();
 833             #if defined( __MWERKS__ ) || defined( __CYGWIN__ )
 834                 // MetroWerks doesn't like calling mbstowcs with NULL argument
 835                 // neither Cygwin does
 836                 size_t lenUnicode = 2*lenAnsi;
 837             #else
 838                 size_t lenUnicode = mbstowcs(NULL, help, lenAnsi);
 839             #endif
 840
 841             // using the pointer of right type avoids us doing all sorts of
 842             // pointer arithmetics ourselves
 843             wchar_t *dst = (wchar_t *)ttText->szText,
 844                     *pwz = new wchar_t[lenUnicode + 1];
 845             mbstowcs(pwz, help, lenAnsi + 1);
 846             memcpy(dst, pwz, lenUnicode*sizeof(wchar_t));
 847
 848             // put the terminating _wide_ NUL
 849             dst[lenUnicode] = 0;
 850
 851             delete [] pwz;
 852 #endif
 853         }
 854     }
 855
 856     return TRUE;
 857 }
 858
 859 // ----------------------------------------------------------------------------
 860 // toolbar geometry
 861 // ----------------------------------------------------------------------------
 862
 863 void wxToolBar::SetToolBitmapSize(const wxSize& size)
 864 {
 865     wxToolBarBase::SetToolBitmapSize(size);
 866
 867     ::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0, MAKELONG(size.x, size.y));
 868 }
 869
 870 void wxToolBar::SetRows(int nRows)
 871 {
 872     if ( nRows == m_maxRows )
 873     {
 874         // avoid resizing the frame uselessly
 875         return;
 876     }
 877
 878     // TRUE in wParam means to create at least as many rows, FALSE -
 879     // at most as many
 880     RECT rect;
 881     ::SendMessage(GetHwnd(), TB_SETROWS,
 882                   MAKEWPARAM(nRows, !(GetWindowStyle() & wxTB_VERTICAL)),
 883                   (LPARAM) &rect);
 884
 885     m_maxRows = nRows;
 886
 887     UpdateSize();
 888 }
 889
 890 // The button size is bigger than the bitmap size
 891 wxSize wxToolBar::GetToolSize() const
 892 {
 893     // TB_GETBUTTONSIZE is supported from version 4.70
 894 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x300 ) \
 895     && !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 1, 0 ) )
 896     if ( wxTheApp->GetComCtl32Version() >= 470 )
 897     {
 898         DWORD dw = ::SendMessage(GetHwnd(), TB_GETBUTTONSIZE, 0, 0);
 899
 900         return wxSize(LOWORD(dw), HIWORD(dw));
 901     }
 902     else
 903 #endif // comctl32.dll 4.70+
 904     {
 905         // defaults
 906         return wxSize(m_defaultWidth + 8, m_defaultHeight + 7);
 907     }
 908 }
 909
 910 static
 911 wxToolBarToolBase *GetItemSkippingDummySpacers(const wxToolBarToolsList& tools,
 912                                                size_t index )
 913 {
 914     wxToolBarToolsList::Node* current = tools.GetFirst();
 915
 916     for ( ; current != 0; current = current->GetNext() )
 917     {
 918         if ( index == 0 )
 919             return current->GetData();
 920
 921         wxToolBarTool *tool = (wxToolBarTool *)current->GetData();
 922         size_t separators = tool->GetSeparatorsCount();
 923
 924         // if it is a normal button, sepcount == 0, so skip 1 item (the button)
 925         // otherwise, skip as many items as the separator count, plus the
 926         // control itself
 927         index -= separators ? separators + 1 : 1;
 928     }
 929
 930     return 0;
 931 }
 932
 933 wxToolBarToolBase *wxToolBar::FindToolForPosition(wxCoord x, wxCoord y) const
 934 {
 935     POINT pt;
 936     pt.x = x;
 937     pt.y = y;
 938     int index = (int)::SendMessage(GetHwnd(), TB_HITTEST, 0, (LPARAM)&pt);
 939     // MBN: when the point ( x, y ) is close to the toolbar border
 940     //      TB_HITTEST returns m_nButtons ( not -1 )
 941     if ( index < 0 || (size_t)index >= m_nButtons )
 942     {
 943         // it's a separator or there is no tool at all there
 944         return (wxToolBarToolBase *)NULL;
 945     }
 946
 947     // if comctl32 version < 4.71 wxToolBar95 adds dummy spacers
 948 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
 949     if ( wxTheApp->GetComCtl32Version() >= 471 )
 950     {
 951         return m_tools.Item((size_t)index)->GetData();
 952     }
 953     else
 954 #endif
 955     {
 956         return GetItemSkippingDummySpacers( m_tools, (size_t) index );
 957     }
 958 }
 959
 960 void wxToolBar::UpdateSize()
 961 {
 962     // the toolbar size changed
 963     SendMessage(GetHwnd(), TB_AUTOSIZE, 0, 0);
 964
 965     // we must also refresh the frame after the toolbar size (possibly) changed
 966     wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
 967     if ( frame )
 968     {
 969         frame->SendSizeEvent();
 970     }
 971 }
 972
 973 // ----------------------------------------------------------------------------
 974 // tool state
 975 // ----------------------------------------------------------------------------
 976
 977 void wxToolBar::DoEnableTool(wxToolBarToolBase *tool, bool enable)
 978 {
 979     ::SendMessage(GetHwnd(), TB_ENABLEBUTTON,
 980                   (WPARAM)tool->GetId(), (LPARAM)MAKELONG(enable, 0));
 981 }
 982
 983 void wxToolBar::DoToggleTool(wxToolBarToolBase *tool, bool toggle)
 984 {
 985     ::SendMessage(GetHwnd(), TB_CHECKBUTTON,
 986                   (WPARAM)tool->GetId(), (LPARAM)MAKELONG(toggle, 0));
 987 }
 988
 989 void wxToolBar::DoSetToggle(wxToolBarToolBase *WXUNUSED(tool), bool WXUNUSED(toggle))
 990 {
 991     // VZ: AFAIK, the button has to be created either with TBSTYLE_CHECK or
 992     //     without, so we really need to delete the button and recreate it here
 993     wxFAIL_MSG( _T("not implemented") );
 994 }
 995
 996 // ----------------------------------------------------------------------------
 997 // event handlers
 998 // ----------------------------------------------------------------------------
 999
1000 // Responds to colour changes, and passes event on to children.
1001 void wxToolBar::OnSysColourChanged(wxSysColourChangedEvent& event)
1002 {
1003     wxRGBToColour(m_backgroundColour, ::GetSysColor(COLOR_BTNFACE));
1004
1005     // Remap the buttons
1006     Realize();
1007
1008     // Relayout the toolbar
1009     int nrows = m_maxRows;
1010     m_maxRows = 0;      // otherwise SetRows() wouldn't do anything
1011     SetRows(nrows);
1012
1013     Refresh();
1014
1015     // let the event propagate further
1016     event.Skip();
1017 }
1018
1019 void wxToolBar::OnMouseEvent(wxMouseEvent& event)
1020 {
1021     if (event.RightDown())
1022     {
1023         // For now, we don't have an id. Later we could
1024         // try finding the tool.
1025         OnRightClick((int)-1, event.GetX(), event.GetY());
1026     }
1027     else
1028     {
1029         event.Skip();
1030     }
1031 }
1032
1033 long wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
1034 {
1035     if ( nMsg == WM_SIZE )
1036     {
1037         // calculate our minor dimenstion ourselves - we're confusing the
1038         // standard logic (TB_AUTOSIZE) with our horizontal toolbars and other
1039         // hacks
1040         RECT r;
1041         if ( ::SendMessage(GetHwnd(), TB_GETITEMRECT, 0, (LPARAM)&r) )
1042         {
1043             int w, h;
1044
1045             if ( GetWindowStyle() & wxTB_VERTICAL )
1046             {
1047                 w = r.right - r.left;
1048                 if ( m_maxRows )
1049                 {
1050                     w *= (m_nButtons + m_maxRows - 1)/m_maxRows;
1051                 }
1052                 h = HIWORD(lParam);
1053             }
1054             else
1055             {
1056                 w = LOWORD(lParam);
1057                 h = r.bottom - r.top;
1058                 if ( m_maxRows )
1059                 {
1060                     h += 6; // FIXME: this is the separator line height...
1061                     h *= m_maxRows;
1062                 }
1063             }
1064
1065             if ( MAKELPARAM(w, h) != lParam )
1066             {
1067                 // size really changed
1068                 SetSize(w, h);
1069             }
1070
1071             // message processed
1072             return 0;
1073         }
1074     }
1075     else if ( nMsg == WM_MOUSEMOVE )
1076     {
1077         wxCoord x = GET_X_LPARAM(lParam), y = GET_Y_LPARAM(lParam);
1078         wxToolBarToolBase* tool = FindToolForPosition( x, y );
1079
1080         // cursor left current tool
1081         if( tool != m_pInTool && !tool )
1082         {
1083             m_pInTool = 0;
1084             OnMouseEnter( -1 );
1085         }
1086
1087         // cursor entered a tool
1088         if( tool != m_pInTool && tool )
1089         {
1090             m_pInTool = tool;
1091             OnMouseEnter( tool->GetId() );
1092         }
1093
1094         // we don't handle mouse moves, so fall through
1095         // to wxControl::MSWWindowProc
1096     }
1097
1098     return wxControl::MSWWindowProc(nMsg, wParam, lParam);
1099 }
1100
1101 // ----------------------------------------------------------------------------
1102 // private functions
1103 // ----------------------------------------------------------------------------
1104
1105 WXHBITMAP wxToolBar::MapBitmap(WXHBITMAP bitmap, int width, int height)
1106 {
1107     MemoryHDC hdcMem;
1108
1109     if ( !hdcMem )
1110     {
1111         wxLogLastError(_T("CreateCompatibleDC"));
1112
1113         return bitmap;
1114     }
1115
1116     SelectInHDC bmpInHDC(hdcMem, (HBITMAP)bitmap);
1117
1118     if ( !bmpInHDC )
1119     {
1120         wxLogLastError(_T("SelectObject"));
1121
1122         return bitmap;
1123     }
1124
1125     wxCOLORMAP *cmap = wxGetStdColourMap();
1126
1127     for ( int i = 0; i < width; i++ )
1128     {
1129         for ( int j = 0; j < height; j++ )
1130         {
1131             COLORREF pixel = ::GetPixel(hdcMem, i, j);
1132
1133             for ( size_t k = 0; k < wxSTD_COL_MAX; k++ )
1134             {
1135                 COLORREF col = cmap[k].from;
1136                 if ( abs(GetRValue(pixel) - GetRValue(col)) < 10 &&
1137                      abs(GetGValue(pixel) - GetGValue(col)) < 10 &&
1138                      abs(GetBValue(pixel) - GetBValue(col)) < 10 )
1139                 {
1140                     ::SetPixel(hdcMem, i, j, cmap[k].to);
1141                     break;
1142                 }
1143             }
1144         }
1145     }
1146
1147     return bitmap;
1148
1149     // VZ: I leave here my attempts to map the bitmap to the system colours
1150     //     faster by using BitBlt() even though it's broken currently - but
1151     //     maybe someone else can finish it? It should be faster than iterating
1152     //     over all pixels...
1153 #if 0
1154     MemoryHDC hdcMask, hdcDst;
1155     if ( !hdcMask || !hdcDst )
1156     {
1157         wxLogLastError(_T("CreateCompatibleDC"));
1158
1159         return bitmap;
1160     }
1161
1162     // create the target bitmap
1163     HBITMAP hbmpDst = ::CreateCompatibleBitmap(hdcDst, width, height);
1164     if ( !hbmpDst )
1165     {
1166         wxLogLastError(_T("CreateCompatibleBitmap"));
1167
1168         return bitmap;
1169     }
1170
1171     // create the monochrome mask bitmap
1172     HBITMAP hbmpMask = ::CreateBitmap(width, height, 1, 1, 0);
1173     if ( !hbmpMask )
1174     {
1175         wxLogLastError(_T("CreateBitmap(mono)"));
1176
1177         ::DeleteObject(hbmpDst);
1178
1179         return bitmap;
1180     }
1181
1182     SelectInHDC bmpInDst(hdcDst, hbmpDst),
1183                 bmpInMask(hdcMask, hbmpMask);
1184
1185     // for each colour:
1186     for ( n = 0; n < NUM_OF_MAPPED_COLOURS; n++ )
1187     {
1188         // create the mask for this colour
1189         ::SetBkColor(hdcMem, ColorMap[n].from);
1190         ::BitBlt(hdcMask, 0, 0, width, height, hdcMem, 0, 0, SRCCOPY);
1191
1192         // replace this colour with the target one in the dst bitmap
1193         HBRUSH hbr = ::CreateSolidBrush(ColorMap[n].to);
1194         HGDIOBJ hbrOld = ::SelectObject(hdcDst, hbr);
1195
1196         ::MaskBlt(hdcDst, 0, 0, width, height,
1197                   hdcMem, 0, 0,
1198                   hbmpMask, 0, 0,
1199                   MAKEROP4(PATCOPY, SRCCOPY));
1200
1201         (void)::SelectObject(hdcDst, hbrOld);
1202         ::DeleteObject(hbr);
1203     }
1204
1205     ::DeleteObject((HBITMAP)bitmap);
1206
1207     return (WXHBITMAP)hbmpDst;
1208 #endif // 0
1209 }
1210
1211 #endif // wxUSE_TOOLBAR && Win95
1212