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 // private function prototypes
 120 // ----------------------------------------------------------------------------
 121
 122 // adjust toolbar bitmap colours
 123 // static void wxMapBitmap(HBITMAP hBitmap, int width, int height);
 124
 125 // ----------------------------------------------------------------------------
 126 // wxWin macros
 127 // ----------------------------------------------------------------------------
 128
 129 IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxToolBarBase)
 130
 131 BEGIN_EVENT_TABLE(wxToolBar, wxToolBarBase)
 132     EVT_MOUSE_EVENTS(wxToolBar::OnMouseEvent)
 133     EVT_SYS_COLOUR_CHANGED(wxToolBar::OnSysColourChanged)
 134 END_EVENT_TABLE()
 135
 136 // ----------------------------------------------------------------------------
 137 // private classes
 138 // ----------------------------------------------------------------------------
 139
 140 class wxToolBarTool : public wxToolBarToolBase
 141 {
 142 public:
 143     wxToolBarTool(wxToolBar *tbar,
 144                   int id,
 145                   const wxBitmap& bitmap1,
 146                   const wxBitmap& bitmap2,
 147                   bool toggle,
 148                   wxObject *clientData,
 149                   const wxString& shortHelpString,
 150                   const wxString& longHelpString)
 151         : wxToolBarToolBase(tbar, id, bitmap1, bitmap2, toggle,
 152                             clientData, shortHelpString, longHelpString)
 153     {
 154         m_nSepCount = 0;
 155     }
 156
 157     wxToolBarTool(wxToolBar *tbar, wxControl *control)
 158         : wxToolBarToolBase(tbar, control)
 159     {
 160         m_nSepCount = 1;
 161     }
 162
 163     // set/get the number of separators which we use to cover the space used by
 164     // a control in the toolbar
 165     void SetSeparatorsCount(size_t count) { m_nSepCount = count; }
 166     size_t GetSeparatorsCount() const { return m_nSepCount; }
 167
 168 private:
 169     size_t m_nSepCount;
 170 };
 171
 172
 173 // ============================================================================
 174 // implementation
 175 // ============================================================================
 176
 177 // ----------------------------------------------------------------------------
 178 // wxToolBarTool
 179 // ----------------------------------------------------------------------------
 180
 181 wxToolBarToolBase *wxToolBar::CreateTool(int id,
 182                                          const wxBitmap& bitmap1,
 183                                          const wxBitmap& bitmap2,
 184                                          bool toggle,
 185                                          wxObject *clientData,
 186                                          const wxString& shortHelpString,
 187                                          const wxString& longHelpString)
 188 {
 189     return new wxToolBarTool(this, id, bitmap1, bitmap2, toggle,
 190                              clientData, shortHelpString, longHelpString);
 191 }
 192
 193 wxToolBarToolBase *wxToolBar::CreateTool(wxControl *control)
 194 {
 195     return new wxToolBarTool(this, control);
 196 }
 197
 198 // ----------------------------------------------------------------------------
 199 // wxToolBar construction
 200 // ----------------------------------------------------------------------------
 201
 202 void wxToolBar::Init()
 203 {
 204     m_hBitmap = 0;
 205
 206     m_nButtons = 0;
 207
 208     m_defaultWidth = DEFAULTBITMAPX;
 209     m_defaultHeight = DEFAULTBITMAPY;
 210
 211     m_pInTool = 0;
 212 }
 213
 214 bool wxToolBar::Create(wxWindow *parent,
 215                        wxWindowID id,
 216                        const wxPoint& pos,
 217                        const wxSize& size,
 218                        long style,
 219                        const wxString& name)
 220 {
 221     // common initialisation
 222     if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
 223         return FALSE;
 224
 225     // prepare flags
 226     DWORD msflags = 0;      // WS_VISIBLE | WS_CHILD always included
 227     if (style & wxBORDER)
 228         msflags |= WS_BORDER;
 229
 230    if ( style & wxCLIP_SIBLINGS )
 231         msflags |= WS_CLIPSIBLINGS;
 232
 233 #ifdef TBSTYLE_TOOLTIPS
 234     msflags |= TBSTYLE_TOOLTIPS;
 235 #endif
 236
 237     if (style & wxTB_FLAT)
 238     {
 239         if (wxTheApp->GetComCtl32Version() > 400)
 240             msflags |= TBSTYLE_FLAT;
 241     }
 242
 243     // MSW-specific initialisation
 244     if ( !wxControl::MSWCreateControl(TOOLBARCLASSNAME, msflags) )
 245         return FALSE;
 246
 247     // toolbar-specific post initialisation
 248     ::SendMessage(GetHwnd(), TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
 249
 250     // set up the colors and fonts
 251     wxRGBToColour(m_backgroundColour, GetSysColor(COLOR_BTNFACE));
 252     m_foregroundColour = *wxBLACK;
 253
 254     SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
 255
 256     // position it
 257     int x = pos.x;
 258     int y = pos.y;
 259     int width = size.x;
 260     int height = size.y;
 261
 262     if (width <= 0)
 263         width = 100;
 264     if (height <= 0)
 265         height = m_defaultHeight;
 266     if (x < 0)
 267         x = 0;
 268     if (y < 0)
 269         y = 0;
 270
 271     SetSize(x, y, width, height);
 272
 273     return TRUE;
 274 }
 275
 276 wxToolBar::~wxToolBar()
 277 {
 278     // we must refresh the frame size when the toolbar is deleted but the frame
 279     // is not - otherwise toolbar leaves a hole in the place it used to occupy
 280     wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
 281     if ( frame && !frame->IsBeingDeleted() )
 282     {
 283         frame->SendSizeEvent();
 284     }
 285
 286     if ( m_hBitmap )
 287     {
 288         ::DeleteObject((HBITMAP) m_hBitmap);
 289     }
 290 }
 291
 292 // ----------------------------------------------------------------------------
 293 // adding/removing tools
 294 // ----------------------------------------------------------------------------
 295
 296 bool wxToolBar::DoInsertTool(size_t WXUNUSED(pos),
 297                              wxToolBarToolBase *tool)
 298 {
 299     // nothing special to do here - we really create the toolbar buttons in
 300     // Realize() later
 301     tool->Attach(this);
 302
 303     return TRUE;
 304 }
 305
 306 bool wxToolBar::DoDeleteTool(size_t pos, wxToolBarToolBase *tool)
 307 {
 308     // the main difficulty we have here is with the controls in the toolbars:
 309     // as we (sometimes) use several separators to cover up the space used by
 310     // them, the indices are not the same for us and the toolbar
 311
 312     // first determine the position of the first button to delete: it may be
 313     // different from pos if we use several separators to cover the space used
 314     // by a control
 315     wxToolBarToolsList::Node *node;
 316     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
 317     {
 318         wxToolBarToolBase *tool2 = node->GetData();
 319         if ( tool2 == tool )
 320         {
 321             // let node point to the next node in the list
 322             node = node->GetNext();
 323
 324             break;
 325         }
 326
 327         if ( tool2->IsControl() )
 328         {
 329             pos += ((wxToolBarTool *)tool2)->GetSeparatorsCount() - 1;
 330         }
 331     }
 332
 333     // now determine the number of buttons to delete and the area taken by them
 334     size_t nButtonsToDelete = 1;
 335
 336     // get the size of the button we're going to delete
 337     RECT r;
 338     if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT, pos, (LPARAM)&r) )
 339     {
 340         wxLogLastError(_T("TB_GETITEMRECT"));
 341     }
 342
 343     int width = r.right - r.left;
 344
 345     if ( tool->IsControl() )
 346     {
 347         nButtonsToDelete = ((wxToolBarTool *)tool)->GetSeparatorsCount();
 348
 349         width *= nButtonsToDelete;
 350     }
 351
 352     // do delete all buttons
 353     m_nButtons -= nButtonsToDelete;
 354     while ( nButtonsToDelete-- > 0 )
 355     {
 356         if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, pos, 0) )
 357         {
 358             wxLogLastError(wxT("TB_DELETEBUTTON"));
 359
 360             return FALSE;
 361         }
 362     }
 363
 364     tool->Detach();
 365
 366     // and finally reposition all the controls after this button (the toolbar
 367     // takes care of all normal items)
 368     for ( /* node -> first after deleted */ ; node; node = node->GetNext() )
 369     {
 370         wxToolBarToolBase *tool2 = node->GetData();
 371         if ( tool2->IsControl() )
 372         {
 373             int x;
 374             wxControl *control = tool2->GetControl();
 375             control->GetPosition(&x, NULL);
 376             control->Move(x - width, -1);
 377         }
 378     }
 379
 380     return TRUE;
 381 }
 382
 383 bool wxToolBar::Realize()
 384 {
 385     size_t nTools = GetToolsCount();
 386     if ( nTools == 0 )
 387     {
 388         // nothing to do
 389         return TRUE;
 390     }
 391
 392     bool isVertical = (GetWindowStyle() & wxTB_VERTICAL) != 0;
 393
 394     // First, add the bitmap: we use one bitmap for all toolbar buttons
 395     // ----------------------------------------------------------------
 396
 397     // if we already have a bitmap, we'll replace the existing one - otherwise
 398     // we'll install a new one
 399     HBITMAP oldToolBarBitmap = (HBITMAP)m_hBitmap;
 400
 401     int totalBitmapWidth = (int)(m_defaultWidth * nTools);
 402     int totalBitmapHeight = (int)m_defaultHeight;
 403
 404     // Create a bitmap and copy all the tool bitmaps to it
 405 #if USE_BITMAP_MASKS
 406     wxMemoryDC dcAllButtons;
 407     wxBitmap bitmap(totalBitmapWidth, totalBitmapHeight);
 408     dcAllButtons.SelectObject(bitmap);
 409     dcAllButtons.SetBackground(*wxLIGHT_GREY_BRUSH);
 410     dcAllButtons.Clear();
 411
 412     m_hBitmap = bitmap.GetHBITMAP();
 413     HBITMAP hBitmap = (HBITMAP)m_hBitmap;
 414 #else // !USE_BITMAP_MASKS
 415     HBITMAP hBitmap = ::CreateCompatibleBitmap(ScreenHDC(),
 416                                                totalBitmapWidth,
 417                                                totalBitmapHeight);
 418     if ( !hBitmap )
 419     {
 420         wxLogLastError(_T("CreateCompatibleBitmap"));
 421
 422         return FALSE;
 423     }
 424
 425     m_hBitmap = (WXHBITMAP)hBitmap;
 426
 427     HDC memoryDC = ::CreateCompatibleDC(NULL);
 428     HBITMAP oldBitmap = (HBITMAP) ::SelectObject(memoryDC, hBitmap);
 429
 430     HDC memoryDC2 = ::CreateCompatibleDC(NULL);
 431 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
 432
 433     // the button position
 434     wxCoord x = 0;
 435
 436     // the number of buttons (not separators)
 437     int nButtons = 0;
 438
 439     wxToolBarToolsList::Node *node = m_tools.GetFirst();
 440     while ( node )
 441     {
 442         wxToolBarToolBase *tool = node->GetData();
 443         if ( tool->IsButton() )
 444         {
 445             const wxBitmap& bmp = tool->GetBitmap1();
 446             if ( bmp.Ok() )
 447             {
 448 #if USE_BITMAP_MASKS
 449                 // notice the last parameter: do use mask
 450                 dcAllButtons.DrawBitmap(tool->GetBitmap1(), x, 0, TRUE);
 451 #else // !USE_BITMAP_MASKS
 452                 HBITMAP hbmp = GetHbitmapOf(bmp);
 453                 HBITMAP oldBitmap2 = (HBITMAP)::SelectObject(memoryDC2, hbmp);
 454                 if ( !BitBlt(memoryDC, x, 0,  m_defaultWidth, m_defaultHeight,
 455                              memoryDC2, 0, 0, SRCCOPY) )
 456                 {
 457                     wxLogLastError(wxT("BitBlt"));
 458                 }
 459
 460                 ::SelectObject(memoryDC2, oldBitmap2);
 461 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
 462             }
 463             else
 464             {
 465                 wxFAIL_MSG( _T("invalid tool button bitmap") );
 466             }
 467
 468             // still inc width and number of buttons because otherwise the
 469             // subsequent buttons will all be shifted which is rather confusing
 470             // (and like this you'd see immediately which bitmap was bad)
 471             x += m_defaultWidth;
 472             nButtons++;
 473         }
 474
 475         node = node->GetNext();
 476     }
 477
 478 #if USE_BITMAP_MASKS
 479     dcAllButtons.SelectObject(wxNullBitmap);
 480
 481     // don't delete this HBITMAP!
 482     bitmap.SetHBITMAP(0);
 483 #else // !USE_BITMAP_MASKS
 484     ::SelectObject(memoryDC, oldBitmap);
 485     ::DeleteDC(memoryDC);
 486     ::DeleteDC(memoryDC2);
 487 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
 488
 489     // Map to system colours
 490     MapBitmap((WXHBITMAP) hBitmap, totalBitmapWidth, totalBitmapHeight);
 491
 492     int bitmapId = 0;
 493
 494     bool addBitmap = TRUE;
 495
 496     if ( oldToolBarBitmap )
 497     {
 498 #ifdef TB_REPLACEBITMAP
 499         if ( wxTheApp->GetComCtl32Version() >= 400 )
 500         {
 501             TBREPLACEBITMAP replaceBitmap;
 502             replaceBitmap.hInstOld = NULL;
 503             replaceBitmap.hInstNew = NULL;
 504             replaceBitmap.nIDOld = (UINT) oldToolBarBitmap;
 505             replaceBitmap.nIDNew = (UINT) hBitmap;
 506             replaceBitmap.nButtons = nButtons;
 507             if ( !::SendMessage(GetHwnd(), TB_REPLACEBITMAP,
 508                                 0, (LPARAM) &replaceBitmap) )
 509             {
 510                 wxFAIL_MSG(wxT("Could not replace the old bitmap"));
 511             }
 512
 513             ::DeleteObject(oldToolBarBitmap);
 514
 515             // already done
 516             addBitmap = FALSE;
 517         }
 518         else
 519 #endif // TB_REPLACEBITMAP
 520         {
 521             // we can't replace the old bitmap, so we will add another one
 522             // (awfully inefficient, but what else to do?) and shift the bitmap
 523             // indices accordingly
 524             addBitmap = TRUE;
 525
 526             bitmapId = m_nButtons;
 527         }
 528
 529         // Now delete all the buttons
 530         for ( size_t pos = 0; pos < m_nButtons; pos++ )
 531         {
 532             if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, 0, 0) )
 533             {
 534                 wxLogDebug(wxT("TB_DELETEBUTTON failed"));
 535             }
 536         }
 537
 538     }
 539
 540     if ( addBitmap ) // no old bitmap or we can't replace it
 541     {
 542         TBADDBITMAP addBitmap;
 543         addBitmap.hInst = 0;
 544         addBitmap.nID = (UINT) hBitmap;
 545         if ( ::SendMessage(GetHwnd(), TB_ADDBITMAP,
 546                            (WPARAM) nButtons, (LPARAM)&addBitmap) == -1 )
 547         {
 548             wxFAIL_MSG(wxT("Could not add bitmap to toolbar"));
 549         }
 550     }
 551
 552     // Next add the buttons and separators
 553     // -----------------------------------
 554
 555     TBBUTTON *buttons = new TBBUTTON[nTools];
 556
 557     // this array will hold the indices of all controls in the toolbar
 558     wxArrayInt controlIds;
 559
 560     int i = 0;
 561     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
 562     {
 563         wxToolBarToolBase *tool = node->GetData();
 564
 565         // don't add separators to the vertical toolbar - looks ugly
 566         if ( isVertical && tool->IsSeparator() )
 567             continue;
 568
 569         TBBUTTON& button = buttons[i];
 570
 571         wxZeroMemory(button);
 572
 573         switch ( tool->GetStyle() )
 574         {
 575             case wxTOOL_STYLE_CONTROL:
 576                 button.idCommand = tool->GetId();
 577                 // fall through: create just a separator too
 578
 579             case wxTOOL_STYLE_SEPARATOR:
 580                 button.fsState = TBSTATE_ENABLED;
 581                 button.fsStyle = TBSTYLE_SEP;
 582                 break;
 583
 584             case wxTOOL_STYLE_BUTTON:
 585                 button.iBitmap = bitmapId;
 586                 button.idCommand = tool->GetId();
 587
 588                 if ( tool->IsEnabled() )
 589                     button.fsState |= TBSTATE_ENABLED;
 590                 if ( tool->IsToggled() )
 591                     button.fsState |= TBSTATE_CHECKED;
 592
 593                 button.fsStyle = tool->CanBeToggled() ? TBSTYLE_CHECK
 594                                                       : TBSTYLE_BUTTON;
 595
 596                 bitmapId++;
 597                 break;
 598         }
 599
 600         i++;
 601     }
 602
 603     if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS,
 604                         (WPARAM)i, (LPARAM)buttons) )
 605     {
 606         wxLogLastError(wxT("TB_ADDBUTTONS"));
 607     }
 608
 609     delete [] buttons;
 610
 611     // Deal with the controls finally
 612     // ------------------------------
 613
 614     // adjust the controls size to fit nicely in the toolbar
 615     int y = 0;
 616     size_t index = 0;
 617     for ( node = m_tools.GetFirst(); node; node = node->GetNext(), index++ )
 618     {
 619         wxToolBarToolBase *tool = node->GetData();
 620
 621         // we calculate the running y coord for vertical toolbars so we need to
 622         // get the items size for all items but for the horizontal ones we
 623         // don't need to deal with the non controls
 624         bool isControl = tool->IsControl();
 625         if ( !isControl && !isVertical )
 626             continue;
 627
 628         // note that we use TB_GETITEMRECT and not TB_GETRECT because the
 629         // latter only appeared in v4.70 of comctl32.dll
 630         RECT r;
 631         if ( !SendMessage(GetHwnd(), TB_GETITEMRECT,
 632                           index, (LPARAM)(LPRECT)&r) )
 633         {
 634             wxLogLastError(wxT("TB_GETITEMRECT"));
 635         }
 636
 637         if ( !isControl )
 638         {
 639             // can only be control if isVertical
 640             y += r.bottom - r.top;
 641
 642             continue;
 643         }
 644
 645         wxControl *control = tool->GetControl();
 646
 647         wxSize size = control->GetSize();
 648
 649         // the position of the leftmost controls corner
 650         int left = -1;
 651
 652         // TB_SETBUTTONINFO message is only supported by comctl32.dll 4.71+
 653 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
 654         // available in headers, now check whether it is available now
 655         // (during run-time)
 656         if ( wxTheApp->GetComCtl32Version() >= 471 )
 657         {
 658             // set the (underlying) separators width to be that of the
 659             // control
 660             TBBUTTONINFO tbbi;
 661             tbbi.cbSize = sizeof(tbbi);
 662             tbbi.dwMask = TBIF_SIZE;
 663             tbbi.cx = size.x;
 664             if ( !SendMessage(GetHwnd(), TB_SETBUTTONINFO,
 665                               tool->GetId(), (LPARAM)&tbbi) )
 666             {
 667                 // the id is probably invalid?
 668                 wxLogLastError(wxT("TB_SETBUTTONINFO"));
 669             }
 670         }
 671         else
 672 #endif // comctl32.dll 4.71
 673         // TB_SETBUTTONINFO unavailable
 674         {
 675             // try adding several separators to fit the controls width
 676             int widthSep = r.right - r.left;
 677             left = r.left;
 678
 679             TBBUTTON tbb;
 680             wxZeroMemory(tbb);
 681             tbb.idCommand = 0;
 682             tbb.fsState = TBSTATE_ENABLED;
 683             tbb.fsStyle = TBSTYLE_SEP;
 684
 685             size_t nSeparators = size.x / widthSep;
 686             for ( size_t nSep = 0; nSep < nSeparators; nSep++ )
 687             {
 688                 if ( !SendMessage(GetHwnd(), TB_INSERTBUTTON,
 689                                   index, (LPARAM)&tbb) )
 690                 {
 691                     wxLogLastError(wxT("TB_INSERTBUTTON"));
 692                 }
 693
 694                 index++;
 695             }
 696
 697             // remember the number of separators we used - we'd have to
 698             // delete all of them later
 699             ((wxToolBarTool *)tool)->SetSeparatorsCount(nSeparators);
 700
 701             // adjust the controls width to exactly cover the separators
 702             control->SetSize((nSeparators + 1)*widthSep, -1);
 703         }
 704
 705         // position the control itself correctly vertically
 706         int height = r.bottom - r.top;
 707         int diff = height - size.y;
 708         if ( diff < 0 )
 709         {
 710             // the control is too high, resize to fit
 711             control->SetSize(-1, height - 2);
 712
 713             diff = 2;
 714         }
 715
 716         int top;
 717         if ( isVertical )
 718         {
 719             left = 0;
 720             top = y;
 721
 722             y += height + 2*GetMargins().y;
 723         }
 724         else // horizontal toolbar
 725         {
 726             if ( left == -1 )
 727                 left = r.left;
 728
 729             top = r.top;
 730         }
 731
 732         control->Move(left, top + (diff + 1) / 2);
 733     }
 734
 735     // the max index is the "real" number of buttons - i.e. counting even the
 736     // separators which we added just for aligning the controls
 737     m_nButtons = index;
 738
 739     if ( !isVertical )
 740     {
 741         if ( m_maxRows == 0 )
 742         {
 743             // if not set yet, only one row
 744             SetRows(1);
 745         }
 746     }
 747     else if ( m_nButtons > 0 ) // vertical non empty toolbar
 748     {
 749         if ( m_maxRows == 0 )
 750         {
 751             // if not set yet, have one column
 752             SetRows(m_nButtons);
 753         }
 754     }
 755
 756     return TRUE;
 757 }
 758
 759 // ----------------------------------------------------------------------------
 760 // message handlers
 761 // ----------------------------------------------------------------------------
 762
 763 bool wxToolBar::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD id)
 764 {
 765     wxToolBarToolBase *tool = FindById((int)id);
 766     if ( !tool )
 767         return FALSE;
 768
 769     if ( tool->CanBeToggled() )
 770     {
 771         LRESULT state = ::SendMessage(GetHwnd(), TB_GETSTATE, id, 0);
 772         tool->Toggle((state & TBSTATE_CHECKED) != 0);
 773     }
 774
 775     bool toggled = tool->IsToggled();
 776
 777     // OnLeftClick() can veto the button state change - for buttons which may
 778     // be toggled only, of couse
 779     if ( !OnLeftClick((int)id, toggled) && tool->CanBeToggled() )
 780     {
 781         // revert back
 782         toggled = !toggled;
 783         tool->SetToggle(toggled);
 784
 785         ::SendMessage(GetHwnd(), TB_CHECKBUTTON, id, MAKELONG(toggled, 0));
 786     }
 787
 788     return TRUE;
 789 }
 790
 791 bool wxToolBar::MSWOnNotify(int WXUNUSED(idCtrl),
 792                             WXLPARAM lParam,
 793                             WXLPARAM *WXUNUSED(result))
 794 {
 795     // First check if this applies to us
 796     NMHDR *hdr = (NMHDR *)lParam;
 797
 798     // the tooltips control created by the toolbar is sometimes Unicode, even
 799     // in an ANSI application - this seems to be a bug in comctl32.dll v5
 800     int code = (int)hdr->code;
 801     if ( (code != TTN_NEEDTEXTA) && (code != TTN_NEEDTEXTW) )
 802         return FALSE;
 803
 804     HWND toolTipWnd = (HWND)::SendMessage((HWND)GetHWND(), TB_GETTOOLTIPS, 0, 0);
 805     if ( toolTipWnd != hdr->hwndFrom )
 806         return FALSE;
 807
 808     LPTOOLTIPTEXT ttText = (LPTOOLTIPTEXT)lParam;
 809     int id = (int)ttText->hdr.idFrom;
 810
 811     wxToolBarToolBase *tool = FindById(id);
 812     if ( !tool )
 813         return FALSE;
 814
 815     const wxString& help = tool->GetShortHelp();
 816
 817     if ( !help.IsEmpty() )
 818     {
 819         if ( code == TTN_NEEDTEXTA )
 820         {
 821             ttText->lpszText = (wxChar *)help.c_str();
 822         }
 823         else
 824         {
 825 #if wxUSE_UNICODE
 826             ttText->lpszText = (wxChar *)help.c_str();
 827 #else
 828             // VZ: I don't know why it happens, but the versions of
 829             //     comctl32.dll starting from 4.70 sometimes send TTN_NEEDTEXTW
 830             //     even to ANSI programs (normally, this message is supposed
 831             //     to be sent to Unicode programs only) - hence we need to
 832             //     handle it as well, otherwise no tooltips will be shown in
 833             //     this case
 834
 835             size_t lenAnsi = help.Len();
 836             #ifdef __MWERKS__
 837                 // MetroWerks doesn't like calling mbstowcs with NULL argument
 838                 size_t lenUnicode = 2*lenAnsi;
 839             #else
 840                 size_t lenUnicode = mbstowcs(NULL, help, lenAnsi);
 841             #endif
 842
 843             // using the pointer of right type avoids us doing all sorts of
 844             // pointer arithmetics ourselves
 845             wchar_t *dst = (wchar_t *)ttText->szText,
 846                     *pwz = new wchar_t[lenUnicode + 1];
 847             mbstowcs(pwz, help, lenAnsi + 1);
 848             memcpy(dst, pwz, lenUnicode*sizeof(wchar_t));
 849
 850             // put the terminating _wide_ NUL
 851             dst[lenUnicode] = 0;
 852
 853             delete [] pwz;
 854 #endif
 855         }
 856     }
 857
 858     return TRUE;
 859 }
 860
 861 // ----------------------------------------------------------------------------
 862 // toolbar geometry
 863 // ----------------------------------------------------------------------------
 864
 865 void wxToolBar::SetToolBitmapSize(const wxSize& size)
 866 {
 867     wxToolBarBase::SetToolBitmapSize(size);
 868
 869     ::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0, MAKELONG(size.x, size.y));
 870 }
 871
 872 void wxToolBar::SetRows(int nRows)
 873 {
 874     if ( nRows == m_maxRows )
 875     {
 876         // avoid resizing the frame uselessly
 877         return;
 878     }
 879
 880     // TRUE in wParam means to create at least as many rows, FALSE -
 881     // at most as many
 882     RECT rect;
 883     ::SendMessage(GetHwnd(), TB_SETROWS,
 884                   MAKEWPARAM(nRows, !(GetWindowStyle() & wxTB_VERTICAL)),
 885                   (LPARAM) &rect);
 886
 887     m_maxRows = nRows;
 888
 889     UpdateSize();
 890 }
 891
 892 // The button size is bigger than the bitmap size
 893 wxSize wxToolBar::GetToolSize() const
 894 {
 895     // TB_GETBUTTONSIZE is supported from version 4.70
 896 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x300 ) \
 897     && !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 1, 0 ) )
 898     if ( wxTheApp->GetComCtl32Version() >= 470 )
 899     {
 900         DWORD dw = ::SendMessage(GetHwnd(), TB_GETBUTTONSIZE, 0, 0);
 901
 902         return wxSize(LOWORD(dw), HIWORD(dw));
 903     }
 904     else
 905 #endif // comctl32.dll 4.70+
 906     {
 907         // defaults
 908         return wxSize(m_defaultWidth + 8, m_defaultHeight + 7);
 909     }
 910 }
 911
 912 static
 913 wxToolBarToolBase *GetItemSkippingDummySpacers(const wxToolBarToolsList& tools,
 914                                                size_t index )
 915 {
 916     wxToolBarToolsList::Node* current = tools.GetFirst();
 917
 918     for ( ; current != 0; current = current->GetNext() )
 919     {
 920         if ( index == 0 )
 921             return current->GetData();
 922
 923         wxToolBarTool *tool = (wxToolBarTool *)current->GetData();
 924         size_t separators = tool->GetSeparatorsCount();
 925
 926         // if it is a normal button, sepcount == 0, so skip 1 item (the button)
 927         // otherwise, skip as many items as the separator count, plus the
 928         // control itself
 929         index -= separators ? separators + 1 : 1;
 930     }
 931
 932     return 0;
 933 }
 934
 935 wxToolBarToolBase *wxToolBar::FindToolForPosition(wxCoord x, wxCoord y) const
 936 {
 937     POINT pt;
 938     pt.x = x;
 939     pt.y = y;
 940     int index = (int)::SendMessage(GetHwnd(), TB_HITTEST, 0, (LPARAM)&pt);
 941     // MBN: when the point ( x, y ) is close to the toolbar border
 942     //      TB_HITTEST returns m_nButtons ( not -1 )
 943     if ( index < 0 || (size_t)index >= m_nButtons )
 944     {
 945         // it's a separator or there is no tool at all there
 946         return (wxToolBarToolBase *)NULL;
 947     }
 948
 949     // if comctl32 version < 4.71 wxToolBar95 adds dummy spacers
 950 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
 951     if ( wxTheApp->GetComCtl32Version() >= 471 )
 952     {
 953         return m_tools.Item((size_t)index)->GetData();
 954     }
 955     else
 956 #endif
 957     {
 958         return GetItemSkippingDummySpacers( m_tools, (size_t) index );
 959     }
 960 }
 961
 962 void wxToolBar::UpdateSize()
 963 {
 964     // the toolbar size changed
 965     SendMessage(GetHwnd(), TB_AUTOSIZE, 0, 0);
 966
 967     // we must also refresh the frame after the toolbar size (possibly) changed
 968     wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
 969     if ( frame )
 970     {
 971         frame->SendSizeEvent();
 972     }
 973 }
 974
 975 // ----------------------------------------------------------------------------
 976 // tool state
 977 // ----------------------------------------------------------------------------
 978
 979 void wxToolBar::DoEnableTool(wxToolBarToolBase *tool, bool enable)
 980 {
 981     ::SendMessage(GetHwnd(), TB_ENABLEBUTTON,
 982                   (WPARAM)tool->GetId(), (LPARAM)MAKELONG(enable, 0));
 983 }
 984
 985 void wxToolBar::DoToggleTool(wxToolBarToolBase *tool, bool toggle)
 986 {
 987     ::SendMessage(GetHwnd(), TB_CHECKBUTTON,
 988                   (WPARAM)tool->GetId(), (LPARAM)MAKELONG(toggle, 0));
 989 }
 990
 991 void wxToolBar::DoSetToggle(wxToolBarToolBase *WXUNUSED(tool), bool WXUNUSED(toggle))
 992 {
 993     // VZ: AFAIK, the button has to be created either with TBSTYLE_CHECK or
 994     //     without, so we really need to delete the button and recreate it here
 995     wxFAIL_MSG( _T("not implemented") );
 996 }
 997
 998 // ----------------------------------------------------------------------------
 999 // event handlers
1000 // ----------------------------------------------------------------------------
1001
1002 // Responds to colour changes, and passes event on to children.
1003 void wxToolBar::OnSysColourChanged(wxSysColourChangedEvent& event)
1004 {
1005     wxRGBToColour(m_backgroundColour, ::GetSysColor(COLOR_BTNFACE));
1006
1007     // Remap the buttons
1008     Realize();
1009
1010     // Relayout the toolbar
1011     int nrows = m_maxRows;
1012     m_maxRows = 0;      // otherwise SetRows() wouldn't do anything
1013     SetRows(nrows);
1014
1015     Refresh();
1016
1017     // let the event propagate further
1018     event.Skip();
1019 }
1020
1021 void wxToolBar::OnMouseEvent(wxMouseEvent& event)
1022 {
1023     if (event.RightDown())
1024     {
1025         // For now, we don't have an id. Later we could
1026         // try finding the tool.
1027         OnRightClick((int)-1, event.GetX(), event.GetY());
1028     }
1029     else
1030     {
1031         event.Skip();
1032     }
1033 }
1034
1035 long wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
1036 {
1037     if ( nMsg == WM_SIZE )
1038     {
1039         // calculate our minor dimenstion ourselves - we're confusing the
1040         // standard logic (TB_AUTOSIZE) with our horizontal toolbars and other
1041         // hacks
1042         RECT r;
1043         if ( ::SendMessage(GetHwnd(), TB_GETITEMRECT, 0, (LPARAM)&r) )
1044         {
1045             int w, h;
1046
1047             if ( GetWindowStyle() & wxTB_VERTICAL )
1048             {
1049                 w = r.right - r.left;
1050                 if ( m_maxRows )
1051                 {
1052                     w *= (m_nButtons + m_maxRows - 1)/m_maxRows;
1053                 }
1054                 h = HIWORD(lParam);
1055             }
1056             else
1057             {
1058                 w = LOWORD(lParam);
1059                 h = r.bottom - r.top;
1060                 if ( m_maxRows )
1061                 {
1062                     h += 6; // FIXME: this is the separator line height...
1063                     h *= m_maxRows;
1064                 }
1065             }
1066
1067             if ( MAKELPARAM(w, h) != lParam )
1068             {
1069                 // size really changed
1070                 SetSize(w, h);
1071             }
1072
1073             // message processed
1074             return 0;
1075         }
1076     }
1077     else if ( nMsg == WM_MOUSEMOVE )
1078     {
1079         wxCoord x = GET_X_LPARAM(lParam), y = GET_Y_LPARAM(lParam);
1080         wxToolBarToolBase* tool = FindToolForPosition( x, y );
1081
1082         // cursor left current tool
1083         if( tool != m_pInTool && !tool )
1084         {
1085             m_pInTool = 0;
1086             OnMouseEnter( -1 );
1087         }
1088
1089         // cursor entered a tool
1090         if( tool != m_pInTool && tool )
1091         {
1092             m_pInTool = tool;
1093             OnMouseEnter( tool->GetId() );
1094         }
1095
1096         // we don't handle mouse moves, so fall through
1097         // to wxControl::MSWWindowProc
1098     }
1099
1100     return wxControl::MSWWindowProc(nMsg, wParam, lParam);
1101 }
1102
1103 // ----------------------------------------------------------------------------
1104 // private functions
1105 // ----------------------------------------------------------------------------
1106
1107 bool wxToolBar::sm_coloursInit = FALSE;
1108 long wxToolBar::sm_stdColours[6];
1109
1110 void wxToolBar::MapBitmap(WXHBITMAP bitmap, int width, int height)
1111 {
1112     if (!sm_coloursInit)
1113     {
1114         // When a bitmap is loaded, the RGB values can change. So we need to have a
1115         // reference bitmap which can tell us what the RGB values change to.
1116         wxBitmap stdColourBitmap("wxBITMAP_STD_COLOURS", wxBITMAP_TYPE_RESOURCE);
1117         if (stdColourBitmap.Ok())
1118         {
1119             wxMemoryDC memDC;
1120             memDC.SelectObject(stdColourBitmap);
1121
1122             int i = 0;
1123             wxColour colour;
1124             for (i = 0; i < 6; i++)
1125             {
1126                 memDC.GetPixel(i, 0, & colour);
1127                 sm_stdColours[i] = RGB(colour.Red(), colour.Green(), colour.Blue());
1128             }
1129             sm_coloursInit = TRUE;
1130             memDC.SelectObject(wxNullBitmap);
1131         }
1132         else
1133         {
1134             sm_stdColours[0] = RGB(000,000,000) ;
1135             sm_stdColours[1] = RGB(128,128,128) ;
1136             sm_stdColours[2] = RGB(192,192,192) ;
1137             sm_stdColours[3] = RGB(255,255,255) ;
1138             sm_stdColours[4] = RGB(000,000,255) ;
1139             sm_stdColours[5] = RGB(255,000,255) ;
1140             sm_coloursInit = TRUE;
1141         }
1142     }
1143
1144     HBITMAP hBitmap = (HBITMAP) bitmap;
1145
1146     COLORMAP ColorMap[5];
1147
1148     ColorMap[0].from = sm_stdColours[0]; ColorMap[0].to = COLOR_BTNTEXT;      // black        (0, 0 0)
1149     ColorMap[1].from = sm_stdColours[1]; ColorMap[1].to = COLOR_BTNSHADOW;    // dark grey    (128, 128, 128)
1150     ColorMap[2].from = sm_stdColours[2]; ColorMap[2].to = COLOR_BTNFACE;      // bright grey  (192, 192, 192)
1151     ColorMap[3].from = sm_stdColours[3]; ColorMap[3].to = COLOR_BTNHIGHLIGHT; // white        (255, 255, 255)
1152     //  ColorMap[4].from = sm_stdColours[4]; ColorMap[4].to = COLOR_HIGHLIGHT;  // blue         (0, 0, 255)
1153     ColorMap[4].from = sm_stdColours[5]; ColorMap[4].to = COLOR_WINDOW;       // magenta      (255, 0, 255)
1154
1155     for ( size_t n = 0; n < WXSIZEOF(ColorMap); n++)
1156     {
1157         ColorMap[n].to = ::GetSysColor(ColorMap[n].to);
1158     }
1159
1160     HBITMAP hbmOld;
1161     HDC hdcMem = CreateCompatibleDC(NULL);
1162
1163     if (hdcMem)
1164     {
1165         hbmOld = (HBITMAP) SelectObject(hdcMem, hBitmap);
1166
1167         for ( int i = 0; i < width; i++ )
1168         {
1169             for ( int j = 0; j < height; j++ )
1170             {
1171                 COLORREF pixel = ::GetPixel(hdcMem, i, j);
1172
1173                 for ( size_t k = 0; k < WXSIZEOF(ColorMap); k++ )
1174                 {
1175                     int distance = abs( GetRValue( pixel ) - GetRValue( ColorMap[k].from )) ;
1176                     distance = max( distance , abs(GetGValue(pixel ) - GetGValue( ColorMap[k].from ))) ;
1177                     distance = max( distance , abs(GetBValue(pixel ) - GetBValue( ColorMap[k].from ))) ;
1178                     if ( distance < 0x10 )
1179                     {
1180                         ::SetPixel(hdcMem, i, j, ColorMap[k].to);
1181                         break;
1182                     }
1183                 }
1184             }
1185         }
1186
1187
1188         SelectObject(hdcMem, hbmOld);
1189         DeleteObject(hdcMem);
1190     }
1191 }
1192
1193 // Some experiments...
1194 #if 0
1195 // What we want to do is create another bitmap which has a depth of 4,
1196 // and set the bits. So probably we want to convert this HBITMAP into a
1197 // DIB, then call SetDIBits.
1198 // AAAGH. The stupid thing is that if newBitmap has a depth of 4 (less than that of
1199 // the screen), then SetDIBits fails.
1200 HBITMAP newBitmap = ::CreateBitmap(totalBitmapWidth, totalBitmapHeight, 1, 4, NULL);
1201 HANDLE newDIB = ::BitmapToDIB((HBITMAP) m_hBitmap, NULL);
1202 LPBITMAPINFOHEADER lpbmi = (LPBITMAPINFOHEADER) GlobalLock(newDIB);
1203
1204 dc = ::GetDC(NULL);
1205 //  LPBITMAPINFOHEADER lpbmi = (LPBITMAPINFOHEADER) newDIB;
1206
1207 int result = ::SetDIBits(dc, newBitmap, 0, lpbmi->biHeight, FindDIBBits((LPSTR)lpbmi), (LPBITMAPINFO)lpbmi,
1208                          DIB_PAL_COLORS);
1209 DWORD err = GetLastError();
1210
1211 ::ReleaseDC(NULL, dc);
1212
1213 // Delete the DIB
1214 GlobalUnlock (newDIB);
1215 GlobalFree (newDIB);
1216
1217 //  WXHBITMAP hBitmap2 = wxCreateMappedBitmap((WXHINSTANCE) wxGetInstance(), (WXHBITMAP) m_hBitmap);
1218 // Substitute our new bitmap for the old one
1219 ::DeleteObject((HBITMAP) m_hBitmap);
1220 m_hBitmap = (WXHBITMAP) newBitmap;
1221 #endif
1222
1223
1224 #endif // wxUSE_TOOLBAR && Win95
1225