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 // ----------------------------------------------------------------------------
  65 // conditional compilation
  66 // ----------------------------------------------------------------------------
  67
  68 // wxWindows previously always considered that toolbar buttons have light grey
  69 // (0xc0c0c0) background and so ignored any bitmap masks - however, this
  70 // doesn't work with XPMs which then appear to have black background. To make
  71 // this work, we must respect the bitmap masks - which we do now. This should
  72 // be ok in any case, but to restore 100% compatible with the old version
  73 // behaviour, you can set this to 0.
  74 #define USE_BITMAP_MASKS 1
  75
  76 // ----------------------------------------------------------------------------
  77 // constants
  78 // ----------------------------------------------------------------------------
  79
  80 // these standard constants are not always defined in compilers headers
  81
  82 // Styles
  83 #ifndef TBSTYLE_FLAT
  84     #define TBSTYLE_LIST            0x1000
  85     #define TBSTYLE_FLAT            0x0800
  86     #define TBSTYLE_TRANSPARENT     0x8000
  87 #endif
  88  // use TBSTYLE_TRANSPARENT if you use TBSTYLE_FLAT
  89
  90 // Messages
  91 #ifndef TB_GETSTYLE
  92     #define TB_SETSTYLE             (WM_USER + 56)
  93     #define TB_GETSTYLE             (WM_USER + 57)
  94 #endif
  95
  96 #ifndef TB_HITTEST
  97     #define TB_HITTEST              (WM_USER + 69)
  98 #endif
  99
 100 // these values correspond to those used by comctl32.dll
 101 #define DEFAULTBITMAPX   16
 102 #define DEFAULTBITMAPY   15
 103 #define DEFAULTBUTTONX   24
 104 #define DEFAULTBUTTONY   24
 105 #define DEFAULTBARHEIGHT 27
 106
 107 // ----------------------------------------------------------------------------
 108 // private function prototypes
 109 // ----------------------------------------------------------------------------
 110
 111 // adjust toolbar bitmap colours
 112 // static void wxMapBitmap(HBITMAP hBitmap, int width, int height);
 113
 114 // ----------------------------------------------------------------------------
 115 // wxWin macros
 116 // ----------------------------------------------------------------------------
 117
 118 IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxToolBarBase)
 119
 120 BEGIN_EVENT_TABLE(wxToolBar, wxToolBarBase)
 121     EVT_MOUSE_EVENTS(wxToolBar::OnMouseEvent)
 122     EVT_SYS_COLOUR_CHANGED(wxToolBar::OnSysColourChanged)
 123 END_EVENT_TABLE()
 124
 125 // ----------------------------------------------------------------------------
 126 // private classes
 127 // ----------------------------------------------------------------------------
 128
 129 class wxToolBarTool : public wxToolBarToolBase
 130 {
 131 public:
 132     wxToolBarTool(wxToolBar *tbar,
 133                   int id,
 134                   const wxBitmap& bitmap1,
 135                   const wxBitmap& bitmap2,
 136                   bool toggle,
 137                   wxObject *clientData,
 138                   const wxString& shortHelpString,
 139                   const wxString& longHelpString)
 140         : wxToolBarToolBase(tbar, id, bitmap1, bitmap2, toggle,
 141                             clientData, shortHelpString, longHelpString)
 142     {
 143         m_nSepCount = 0;
 144     }
 145
 146     wxToolBarTool(wxToolBar *tbar, wxControl *control)
 147         : wxToolBarToolBase(tbar, control)
 148     {
 149         m_nSepCount = 1;
 150     }
 151
 152     // set/get the number of separators which we use to cover the space used by
 153     // a control in the toolbar
 154     void SetSeparatorsCount(size_t count) { m_nSepCount = count; }
 155     size_t GetSeparatorsCount() const { return m_nSepCount; }
 156
 157 private:
 158     size_t m_nSepCount;
 159 };
 160
 161
 162 // ============================================================================
 163 // implementation
 164 // ============================================================================
 165
 166 // ----------------------------------------------------------------------------
 167 // wxToolBarTool
 168 // ----------------------------------------------------------------------------
 169
 170 wxToolBarToolBase *wxToolBar::CreateTool(int id,
 171                                          const wxBitmap& bitmap1,
 172                                          const wxBitmap& bitmap2,
 173                                          bool toggle,
 174                                          wxObject *clientData,
 175                                          const wxString& shortHelpString,
 176                                          const wxString& longHelpString)
 177 {
 178     return new wxToolBarTool(this, id, bitmap1, bitmap2, toggle,
 179                              clientData, shortHelpString, longHelpString);
 180 }
 181
 182 wxToolBarToolBase *wxToolBar::CreateTool(wxControl *control)
 183 {
 184     return new wxToolBarTool(this, control);
 185 }
 186
 187 // ----------------------------------------------------------------------------
 188 // wxToolBar construction
 189 // ----------------------------------------------------------------------------
 190
 191 void wxToolBar::Init()
 192 {
 193     m_hBitmap = 0;
 194
 195     m_nButtons = 0;
 196
 197     m_defaultWidth = DEFAULTBITMAPX;
 198     m_defaultHeight = DEFAULTBITMAPY;
 199
 200     m_pInTool = 0;
 201 }
 202
 203 bool wxToolBar::Create(wxWindow *parent,
 204                        wxWindowID id,
 205                        const wxPoint& pos,
 206                        const wxSize& size,
 207                        long style,
 208                        const wxString& name)
 209 {
 210     // common initialisation
 211     if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
 212         return FALSE;
 213
 214     // prepare flags
 215     DWORD msflags = 0;      // WS_VISIBLE | WS_CHILD always included
 216     if (style & wxBORDER)
 217         msflags |= WS_BORDER;
 218
 219    if ( style & wxCLIP_SIBLINGS )
 220         msflags |= WS_CLIPSIBLINGS;
 221
 222 #ifdef TBSTYLE_TOOLTIPS
 223     msflags |= TBSTYLE_TOOLTIPS;
 224 #endif
 225
 226     if (style & wxTB_FLAT)
 227     {
 228         if (wxTheApp->GetComCtl32Version() > 400)
 229             msflags |= TBSTYLE_FLAT;
 230     }
 231
 232     // MSW-specific initialisation
 233     if ( !wxControl::MSWCreateControl(TOOLBARCLASSNAME, msflags) )
 234         return FALSE;
 235
 236     // toolbar-specific post initialisation
 237     ::SendMessage(GetHwnd(), TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
 238
 239     // set up the colors and fonts
 240     wxRGBToColour(m_backgroundColour, GetSysColor(COLOR_BTNFACE));
 241     m_foregroundColour = *wxBLACK;
 242
 243     SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
 244
 245     // position it
 246     int x = pos.x;
 247     int y = pos.y;
 248     int width = size.x;
 249     int height = size.y;
 250
 251     if (width <= 0)
 252         width = 100;
 253     if (height <= 0)
 254         height = m_defaultHeight;
 255     if (x < 0)
 256         x = 0;
 257     if (y < 0)
 258         y = 0;
 259
 260     SetSize(x, y, width, height);
 261
 262     return TRUE;
 263 }
 264
 265 wxToolBar::~wxToolBar()
 266 {
 267     // we must refresh the frame size when the toolbar is deleted but the frame
 268     // is not - otherwise toolbar leaves a hole in the place it used to occupy
 269     wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
 270     if ( frame && !frame->IsBeingDeleted() )
 271     {
 272         frame->SendSizeEvent();
 273     }
 274
 275     if ( m_hBitmap )
 276     {
 277         ::DeleteObject((HBITMAP) m_hBitmap);
 278     }
 279 }
 280
 281 // ----------------------------------------------------------------------------
 282 // adding/removing tools
 283 // ----------------------------------------------------------------------------
 284
 285 bool wxToolBar::DoInsertTool(size_t WXUNUSED(pos),
 286                              wxToolBarToolBase *tool)
 287 {
 288     // nothing special to do here - we really create the toolbar buttons in
 289     // Realize() later
 290     tool->Attach(this);
 291
 292     return TRUE;
 293 }
 294
 295 bool wxToolBar::DoDeleteTool(size_t pos, wxToolBarToolBase *tool)
 296 {
 297     // the main difficulty we have here is with the controls in the toolbars:
 298     // as we (sometimes) use several separators to cover up the space used by
 299     // them, the indices are not the same for us and the toolbar
 300
 301     // first determine the position of the first button to delete: it may be
 302     // different from pos if we use several separators to cover the space used
 303     // by a control
 304     wxToolBarToolsList::Node *node;
 305     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
 306     {
 307         wxToolBarToolBase *tool2 = node->GetData();
 308         if ( tool2 == tool )
 309         {
 310             // let node point to the next node in the list
 311             node = node->GetNext();
 312
 313             break;
 314         }
 315
 316         if ( tool2->IsControl() )
 317         {
 318             pos += ((wxToolBarTool *)tool2)->GetSeparatorsCount() - 1;
 319         }
 320     }
 321
 322     // now determine the number of buttons to delete and the area taken by them
 323     size_t nButtonsToDelete = 1;
 324
 325     // get the size of the button we're going to delete
 326     RECT r;
 327     if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT, pos, (LPARAM)&r) )
 328     {
 329         wxLogLastError(_T("TB_GETITEMRECT"));
 330     }
 331
 332     int width = r.right - r.left;
 333
 334     if ( tool->IsControl() )
 335     {
 336         nButtonsToDelete = ((wxToolBarTool *)tool)->GetSeparatorsCount();
 337
 338         width *= nButtonsToDelete;
 339     }
 340
 341     // do delete all buttons
 342     m_nButtons -= nButtonsToDelete;
 343     while ( nButtonsToDelete-- > 0 )
 344     {
 345         if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, pos, 0) )
 346         {
 347             wxLogLastError(wxT("TB_DELETEBUTTON"));
 348
 349             return FALSE;
 350         }
 351     }
 352
 353     tool->Detach();
 354
 355     // and finally reposition all the controls after this button (the toolbar
 356     // takes care of all normal items)
 357     for ( /* node -> first after deleted */ ; node; node = node->GetNext() )
 358     {
 359         wxToolBarToolBase *tool2 = node->GetData();
 360         if ( tool2->IsControl() )
 361         {
 362             int x;
 363             wxControl *control = tool2->GetControl();
 364             control->GetPosition(&x, NULL);
 365             control->Move(x - width, -1);
 366         }
 367     }
 368
 369     return TRUE;
 370 }
 371
 372 bool wxToolBar::Realize()
 373 {
 374     size_t nTools = GetToolsCount();
 375     if ( nTools == 0 )
 376     {
 377         // nothing to do
 378         return TRUE;
 379     }
 380
 381     bool isVertical = (GetWindowStyle() & wxTB_VERTICAL) != 0;
 382
 383     // First, add the bitmap: we use one bitmap for all toolbar buttons
 384     // ----------------------------------------------------------------
 385
 386     // if we already have a bitmap, we'll replace the existing one - otherwise
 387     // we'll install a new one
 388     HBITMAP oldToolBarBitmap = (HBITMAP)m_hBitmap;
 389
 390     int totalBitmapWidth = (int)(m_defaultWidth * nTools);
 391     int totalBitmapHeight = (int)m_defaultHeight;
 392
 393     // Create a bitmap and copy all the tool bitmaps to it
 394 #if USE_BITMAP_MASKS
 395     wxMemoryDC dcAllButtons;
 396     wxBitmap bitmap(totalBitmapWidth, totalBitmapHeight);
 397     dcAllButtons.SelectObject(bitmap);
 398     dcAllButtons.SetBackground(*wxLIGHT_GREY_BRUSH);
 399     dcAllButtons.Clear();
 400
 401     m_hBitmap = bitmap.GetHBITMAP();
 402     HBITMAP hBitmap = (HBITMAP)m_hBitmap;
 403 #else // !USE_BITMAP_MASKS
 404     HBITMAP hBitmap = ::CreateCompatibleBitmap(ScreenHDC(),
 405                                                totalBitmapWidth,
 406                                                totalBitmapHeight);
 407     if ( !hBitmap )
 408     {
 409         wxLogLastError(_T("CreateCompatibleBitmap"));
 410
 411         return FALSE;
 412     }
 413
 414     m_hBitmap = (WXHBITMAP)hBitmap;
 415
 416     HDC memoryDC = ::CreateCompatibleDC(NULL);
 417     HBITMAP oldBitmap = (HBITMAP) ::SelectObject(memoryDC, hBitmap);
 418
 419     HDC memoryDC2 = ::CreateCompatibleDC(NULL);
 420 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
 421
 422     // the button position
 423     wxCoord x = 0;
 424
 425     // the number of buttons (not separators)
 426     int nButtons = 0;
 427
 428     wxToolBarToolsList::Node *node = m_tools.GetFirst();
 429     while ( node )
 430     {
 431         wxToolBarToolBase *tool = node->GetData();
 432         if ( tool->IsButton() )
 433         {
 434             const wxBitmap& bmp = tool->GetBitmap1();
 435             if ( bmp.Ok() )
 436             {
 437 #if USE_BITMAP_MASKS
 438                 // notice the last parameter: do use mask
 439                 dcAllButtons.DrawBitmap(tool->GetBitmap1(), x, 0, TRUE);
 440 #else // !USE_BITMAP_MASKS
 441                 HBITMAP hbmp = GetHbitmapOf(bmp);
 442                 HBITMAP oldBitmap2 = (HBITMAP)::SelectObject(memoryDC2, hbmp);
 443                 if ( !BitBlt(memoryDC, x, 0,  m_defaultWidth, m_defaultHeight,
 444                              memoryDC2, 0, 0, SRCCOPY) )
 445                 {
 446                     wxLogLastError(wxT("BitBlt"));
 447                 }
 448
 449                 ::SelectObject(memoryDC2, oldBitmap2);
 450 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
 451             }
 452             else
 453             {
 454                 wxFAIL_MSG( _T("invalid tool button bitmap") );
 455             }
 456
 457             // still inc width and number of buttons because otherwise the
 458             // subsequent buttons will all be shifted which is rather confusing
 459             // (and like this you'd see immediately which bitmap was bad)
 460             x += m_defaultWidth;
 461             nButtons++;
 462         }
 463
 464         node = node->GetNext();
 465     }
 466
 467 #if USE_BITMAP_MASKS
 468     dcAllButtons.SelectObject(wxNullBitmap);
 469
 470     // don't delete this HBITMAP!
 471     bitmap.SetHBITMAP(0);
 472 #else // !USE_BITMAP_MASKS
 473     ::SelectObject(memoryDC, oldBitmap);
 474     ::DeleteDC(memoryDC);
 475     ::DeleteDC(memoryDC2);
 476 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
 477
 478     // Map to system colours
 479     MapBitmap((WXHBITMAP) hBitmap, totalBitmapWidth, totalBitmapHeight);
 480
 481     int bitmapId = 0;
 482
 483     bool addBitmap = TRUE;
 484
 485     if ( oldToolBarBitmap )
 486     {
 487 #ifdef TB_REPLACEBITMAP
 488         if ( wxTheApp->GetComCtl32Version() >= 400 )
 489         {
 490             TBREPLACEBITMAP replaceBitmap;
 491             replaceBitmap.hInstOld = NULL;
 492             replaceBitmap.hInstNew = NULL;
 493             replaceBitmap.nIDOld = (UINT) oldToolBarBitmap;
 494             replaceBitmap.nIDNew = (UINT) hBitmap;
 495             replaceBitmap.nButtons = nButtons;
 496             if ( !::SendMessage(GetHwnd(), TB_REPLACEBITMAP,
 497                                 0, (LPARAM) &replaceBitmap) )
 498             {
 499                 wxFAIL_MSG(wxT("Could not replace the old bitmap"));
 500             }
 501
 502             ::DeleteObject(oldToolBarBitmap);
 503
 504             // already done
 505             addBitmap = FALSE;
 506         }
 507         else
 508 #endif // TB_REPLACEBITMAP
 509         {
 510             // we can't replace the old bitmap, so we will add another one
 511             // (awfully inefficient, but what else to do?) and shift the bitmap
 512             // indices accordingly
 513             addBitmap = TRUE;
 514
 515             bitmapId = m_nButtons;
 516         }
 517
 518         // Now delete all the buttons
 519         for ( size_t pos = 0; pos < m_nButtons; pos++ )
 520         {
 521             if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, 0, 0) )
 522             {
 523                 wxLogDebug(wxT("TB_DELETEBUTTON failed"));
 524             }
 525         }
 526
 527     }
 528
 529     if ( addBitmap ) // no old bitmap or we can't replace it
 530     {
 531         TBADDBITMAP addBitmap;
 532         addBitmap.hInst = 0;
 533         addBitmap.nID = (UINT) hBitmap;
 534         if ( ::SendMessage(GetHwnd(), TB_ADDBITMAP,
 535                            (WPARAM) nButtons, (LPARAM)&addBitmap) == -1 )
 536         {
 537             wxFAIL_MSG(wxT("Could not add bitmap to toolbar"));
 538         }
 539     }
 540
 541     // Next add the buttons and separators
 542     // -----------------------------------
 543
 544     TBBUTTON *buttons = new TBBUTTON[nTools];
 545
 546     // this array will hold the indices of all controls in the toolbar
 547     wxArrayInt controlIds;
 548
 549     int i = 0;
 550     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
 551     {
 552         wxToolBarToolBase *tool = node->GetData();
 553
 554         // don't add separators to the vertical toolbar - looks ugly
 555         if ( isVertical && tool->IsSeparator() )
 556             continue;
 557
 558         TBBUTTON& button = buttons[i];
 559
 560         wxZeroMemory(button);
 561
 562         switch ( tool->GetStyle() )
 563         {
 564             case wxTOOL_STYLE_CONTROL:
 565                 button.idCommand = tool->GetId();
 566                 // fall through: create just a separator too
 567
 568             case wxTOOL_STYLE_SEPARATOR:
 569                 button.fsState = TBSTATE_ENABLED;
 570                 button.fsStyle = TBSTYLE_SEP;
 571                 break;
 572
 573             case wxTOOL_STYLE_BUTTON:
 574                 button.iBitmap = bitmapId;
 575                 button.idCommand = tool->GetId();
 576
 577                 if ( tool->IsEnabled() )
 578                     button.fsState |= TBSTATE_ENABLED;
 579                 if ( tool->IsToggled() )
 580                     button.fsState |= TBSTATE_CHECKED;
 581
 582                 button.fsStyle = tool->CanBeToggled() ? TBSTYLE_CHECK
 583                                                       : TBSTYLE_BUTTON;
 584
 585                 bitmapId++;
 586                 break;
 587         }
 588
 589         i++;
 590     }
 591
 592     if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS,
 593                         (WPARAM)i, (LPARAM)buttons) )
 594     {
 595         wxLogLastError(wxT("TB_ADDBUTTONS"));
 596     }
 597
 598     delete [] buttons;
 599
 600     // Deal with the controls finally
 601     // ------------------------------
 602
 603     // adjust the controls size to fit nicely in the toolbar
 604     size_t index = 0;
 605     for ( node = m_tools.GetFirst(); node; node = node->GetNext(), index++ )
 606     {
 607         wxToolBarToolBase *tool = node->GetData();
 608         if ( !tool->IsControl() )
 609             continue;
 610
 611         wxControl *control = tool->GetControl();
 612
 613         wxSize size = control->GetSize();
 614
 615         // the position of the leftmost controls corner
 616         int left = -1;
 617
 618         // note that we use TB_GETITEMRECT and not TB_GETRECT because the
 619         // latter only appeared in v4.70 of comctl32.dll
 620         RECT r;
 621         if ( !SendMessage(GetHwnd(), TB_GETITEMRECT,
 622                           index, (LPARAM)(LPRECT)&r) )
 623         {
 624             wxLogLastError(wxT("TB_GETITEMRECT"));
 625         }
 626
 627         // TB_SETBUTTONINFO message is only supported by comctl32.dll 4.71+
 628         #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
 629             // available in headers, now check whether it is available now
 630             // (during run-time)
 631             if ( wxTheApp->GetComCtl32Version() >= 471 )
 632             {
 633                 // set the (underlying) separators width to be that of the
 634                 // control
 635                 TBBUTTONINFO tbbi;
 636                 tbbi.cbSize = sizeof(tbbi);
 637                 tbbi.dwMask = TBIF_SIZE;
 638                 tbbi.cx = size.x;
 639                 if ( !SendMessage(GetHwnd(), TB_SETBUTTONINFO,
 640                                   tool->GetId(), (LPARAM)&tbbi) )
 641                 {
 642                     // the id is probably invalid?
 643                     wxLogLastError(wxT("TB_SETBUTTONINFO"));
 644                 }
 645             }
 646             else
 647         #endif // comctl32.dll 4.71
 648             // TB_SETBUTTONINFO unavailable
 649             {
 650                 // try adding several separators to fit the controls width
 651                 int widthSep = r.right - r.left;
 652                 left = r.left;
 653
 654                 TBBUTTON tbb;
 655                 wxZeroMemory(tbb);
 656                 tbb.idCommand = 0;
 657                 tbb.fsState = TBSTATE_ENABLED;
 658                 tbb.fsStyle = TBSTYLE_SEP;
 659
 660                 size_t nSeparators = size.x / widthSep;
 661                 for ( size_t nSep = 0; nSep < nSeparators; nSep++ )
 662                 {
 663                     if ( !SendMessage(GetHwnd(), TB_INSERTBUTTON,
 664                                       index, (LPARAM)&tbb) )
 665                     {
 666                         wxLogLastError(wxT("TB_INSERTBUTTON"));
 667                     }
 668
 669                     index++;
 670                 }
 671
 672                 // remember the number of separators we used - we'd have to
 673                 // delete all of them later
 674                 ((wxToolBarTool *)tool)->SetSeparatorsCount(nSeparators);
 675
 676                 // adjust the controls width to exactly cover the separators
 677                 control->SetSize((nSeparators + 1)*widthSep, -1);
 678             }
 679
 680         // and position the control itself correctly vertically
 681         int height = r.bottom - r.top;
 682         int diff = height - size.y;
 683         if ( diff < 0 )
 684         {
 685             // the control is too high, resize to fit
 686             control->SetSize(-1, height - 2);
 687
 688             diff = 2;
 689         }
 690
 691         control->Move(left == -1 ? r.left : left, r.top + (diff + 1) / 2);
 692     }
 693
 694     // the max index is the "real" number of buttons - i.e. counting even the
 695     // separators which we added just for aligning the controls
 696     m_nButtons = index;
 697
 698     if ( !isVertical )
 699     {
 700         if ( m_maxRows == 0 )
 701         {
 702             // if not set yet, only one row
 703             SetRows(1);
 704         }
 705     }
 706     else if ( m_nButtons > 0 ) // vertical non empty toolbar
 707     {
 708         if ( m_maxRows == 0 )
 709         {
 710             // if not set yet, have one column
 711             SetRows(m_nButtons);
 712         }
 713     }
 714
 715     return TRUE;
 716 }
 717
 718 // ----------------------------------------------------------------------------
 719 // message handlers
 720 // ----------------------------------------------------------------------------
 721
 722 bool wxToolBar::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD id)
 723 {
 724     wxToolBarToolBase *tool = FindById((int)id);
 725     if ( !tool )
 726         return FALSE;
 727
 728     if ( tool->CanBeToggled() )
 729     {
 730         LRESULT state = ::SendMessage(GetHwnd(), TB_GETSTATE, id, 0);
 731         tool->Toggle((state & TBSTATE_CHECKED) != 0);
 732     }
 733
 734     bool toggled = tool->IsToggled();
 735
 736     // OnLeftClick() can veto the button state change - for buttons which may
 737     // be toggled only, of couse
 738     if ( !OnLeftClick((int)id, toggled) && tool->CanBeToggled() )
 739     {
 740         // revert back
 741         toggled = !toggled;
 742         tool->SetToggle(toggled);
 743
 744         ::SendMessage(GetHwnd(), TB_CHECKBUTTON, id, MAKELONG(toggled, 0));
 745     }
 746
 747     return TRUE;
 748 }
 749
 750 bool wxToolBar::MSWOnNotify(int WXUNUSED(idCtrl),
 751                             WXLPARAM lParam,
 752                             WXLPARAM *WXUNUSED(result))
 753 {
 754     // First check if this applies to us
 755     NMHDR *hdr = (NMHDR *)lParam;
 756
 757     // the tooltips control created by the toolbar is sometimes Unicode, even
 758     // in an ANSI application - this seems to be a bug in comctl32.dll v5
 759     int code = (int)hdr->code;
 760     if ( (code != TTN_NEEDTEXTA) && (code != TTN_NEEDTEXTW) )
 761         return FALSE;
 762
 763     HWND toolTipWnd = (HWND)::SendMessage((HWND)GetHWND(), TB_GETTOOLTIPS, 0, 0);
 764     if ( toolTipWnd != hdr->hwndFrom )
 765         return FALSE;
 766
 767     LPTOOLTIPTEXT ttText = (LPTOOLTIPTEXT)lParam;
 768     int id = (int)ttText->hdr.idFrom;
 769
 770     wxToolBarToolBase *tool = FindById(id);
 771     if ( !tool )
 772         return FALSE;
 773
 774     const wxString& help = tool->GetShortHelp();
 775
 776     if ( !help.IsEmpty() )
 777     {
 778         if ( code == TTN_NEEDTEXTA )
 779         {
 780             ttText->lpszText = (wxChar *)help.c_str();
 781         }
 782         else
 783         {
 784 #if wxUSE_UNICODE
 785             ttText->lpszText = (wxChar *)help.c_str();
 786 #else
 787             // VZ: I don't know why it happens, but the versions of
 788             //     comctl32.dll starting from 4.70 sometimes send TTN_NEEDTEXTW
 789             //     even to ANSI programs (normally, this message is supposed
 790             //     to be sent to Unicode programs only) - hence we need to
 791             //     handle it as well, otherwise no tooltips will be shown in
 792             //     this case
 793
 794             size_t lenAnsi = help.Len();
 795             #ifdef __MWERKS__
 796                 // MetroWerks doesn't like calling mbstowcs with NULL argument
 797                 size_t lenUnicode = 2*lenAnsi;
 798             #else
 799                 size_t lenUnicode = mbstowcs(NULL, help, lenAnsi);
 800             #endif
 801
 802             // using the pointer of right type avoids us doing all sorts of
 803             // pointer arithmetics ourselves
 804             wchar_t *dst = (wchar_t *)ttText->szText,
 805                     *pwz = new wchar_t[lenUnicode + 1];
 806             mbstowcs(pwz, help, lenAnsi + 1);
 807             memcpy(dst, pwz, lenUnicode*sizeof(wchar_t));
 808
 809             // put the terminating _wide_ NUL
 810             dst[lenUnicode] = 0;
 811
 812             delete [] pwz;
 813 #endif
 814         }
 815     }
 816
 817     return TRUE;
 818 }
 819
 820 // ----------------------------------------------------------------------------
 821 // toolbar geometry
 822 // ----------------------------------------------------------------------------
 823
 824 void wxToolBar::SetToolBitmapSize(const wxSize& size)
 825 {
 826     wxToolBarBase::SetToolBitmapSize(size);
 827
 828     ::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0, MAKELONG(size.x, size.y));
 829 }
 830
 831 void wxToolBar::SetRows(int nRows)
 832 {
 833     if ( nRows == m_maxRows )
 834     {
 835         // avoid resizing the frame uselessly
 836         return;
 837     }
 838
 839     // TRUE in wParam means to create at least as many rows, FALSE -
 840     // at most as many
 841     RECT rect;
 842     ::SendMessage(GetHwnd(), TB_SETROWS,
 843                   MAKEWPARAM(nRows, !(GetWindowStyle() & wxTB_VERTICAL)),
 844                   (LPARAM) &rect);
 845
 846     m_maxRows = nRows;
 847
 848     UpdateSize();
 849 }
 850
 851 // The button size is bigger than the bitmap size
 852 wxSize wxToolBar::GetToolSize() const
 853 {
 854     // TB_GETBUTTONSIZE is supported from version 4.70
 855 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x300 ) \
 856     && !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 1, 0 ) )
 857     if ( wxTheApp->GetComCtl32Version() >= 470 )
 858     {
 859         DWORD dw = ::SendMessage(GetHwnd(), TB_GETBUTTONSIZE, 0, 0);
 860
 861         return wxSize(LOWORD(dw), HIWORD(dw));
 862     }
 863     else
 864 #endif // comctl32.dll 4.70+
 865     {
 866         // defaults
 867         return wxSize(m_defaultWidth + 8, m_defaultHeight + 7);
 868     }
 869 }
 870
 871 static
 872 wxToolBarToolBase *GetItemSkippingDummySpacers(const wxToolBarToolsList& tools,
 873                                                size_t index )
 874 {
 875     wxToolBarToolsList::Node* current = tools.GetFirst();
 876
 877     for ( ; current != 0; current = current->GetNext() )
 878     {
 879         if ( index == 0 )
 880             return current->GetData();
 881
 882         wxToolBarTool *tool = (wxToolBarTool *)current->GetData();
 883         size_t separators = tool->GetSeparatorsCount();
 884
 885         // if it is a normal button, sepcount == 0, so skip 1 item (the button)
 886         // otherwise, skip as many items as the separator count, plus the
 887         // control itself
 888         index -= separators ? separators + 1 : 1;
 889     }
 890
 891     return 0;
 892 }
 893
 894 wxToolBarToolBase *wxToolBar::FindToolForPosition(wxCoord x, wxCoord y) const
 895 {
 896     POINT pt;
 897     pt.x = x;
 898     pt.y = y;
 899     int index = (int)::SendMessage(GetHwnd(), TB_HITTEST, 0, (LPARAM)&pt);
 900     // MBN: when the point ( x, y ) is close to the toolbar border
 901     //      TB_HITTEST returns m_nButtons ( not -1 )
 902     if ( index < 0 || (size_t)index >= m_nButtons )
 903     {
 904         // it's a separator or there is no tool at all there
 905         return (wxToolBarToolBase *)NULL;
 906     }
 907
 908     // if comctl32 version < 4.71 wxToolBar95 adds dummy spacers
 909 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
 910     if ( wxTheApp->GetComCtl32Version() >= 471 )
 911     {
 912         return m_tools.Item((size_t)index)->GetData();
 913     }
 914     else
 915 #endif
 916     {
 917         return GetItemSkippingDummySpacers( m_tools, (size_t) index );
 918     }
 919 }
 920
 921 void wxToolBar::UpdateSize()
 922 {
 923     // the toolbar size changed
 924     SendMessage(GetHwnd(), TB_AUTOSIZE, 0, 0);
 925
 926     // we must also refresh the frame after the toolbar size (possibly) changed
 927     wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
 928     if ( frame )
 929     {
 930         frame->SendSizeEvent();
 931     }
 932 }
 933
 934 // ----------------------------------------------------------------------------
 935 // tool state
 936 // ----------------------------------------------------------------------------
 937
 938 void wxToolBar::DoEnableTool(wxToolBarToolBase *tool, bool enable)
 939 {
 940     ::SendMessage(GetHwnd(), TB_ENABLEBUTTON,
 941                   (WPARAM)tool->GetId(), (LPARAM)MAKELONG(enable, 0));
 942 }
 943
 944 void wxToolBar::DoToggleTool(wxToolBarToolBase *tool, bool toggle)
 945 {
 946     ::SendMessage(GetHwnd(), TB_CHECKBUTTON,
 947                   (WPARAM)tool->GetId(), (LPARAM)MAKELONG(toggle, 0));
 948 }
 949
 950 void wxToolBar::DoSetToggle(wxToolBarToolBase *WXUNUSED(tool), bool WXUNUSED(toggle))
 951 {
 952     // VZ: AFAIK, the button has to be created either with TBSTYLE_CHECK or
 953     //     without, so we really need to delete the button and recreate it here
 954     wxFAIL_MSG( _T("not implemented") );
 955 }
 956
 957 // ----------------------------------------------------------------------------
 958 // event handlers
 959 // ----------------------------------------------------------------------------
 960
 961 // Responds to colour changes, and passes event on to children.
 962 void wxToolBar::OnSysColourChanged(wxSysColourChangedEvent& event)
 963 {
 964     wxRGBToColour(m_backgroundColour, ::GetSysColor(COLOR_BTNFACE));
 965
 966     // Remap the buttons
 967     Realize();
 968
 969     // Relayout the toolbar
 970     int nrows = m_maxRows;
 971     m_maxRows = 0;      // otherwise SetRows() wouldn't do anything
 972     SetRows(nrows);
 973
 974     Refresh();
 975
 976     // let the event propagate further
 977     event.Skip();
 978 }
 979
 980 void wxToolBar::OnMouseEvent(wxMouseEvent& event)
 981 {
 982     if (event.RightDown())
 983     {
 984         // For now, we don't have an id. Later we could
 985         // try finding the tool.
 986         OnRightClick((int)-1, event.GetX(), event.GetY());
 987     }
 988     else
 989     {
 990         event.Skip();
 991     }
 992 }
 993
 994 long wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
 995 {
 996     if ( nMsg == WM_SIZE )
 997     {
 998         // calculate our minor dimenstion ourselves - we're confusing the
 999         // standard logic (TB_AUTOSIZE) with our horizontal toolbars and other
1000         // hacks
1001         RECT r;
1002         if ( ::SendMessage(GetHwnd(), TB_GETITEMRECT, 0, (LPARAM)&r) )
1003         {
1004             int w, h;
1005
1006             if ( GetWindowStyle() & wxTB_VERTICAL )
1007             {
1008                 w = r.right - r.left;
1009                 if ( m_maxRows )
1010                 {
1011                     w *= (m_nButtons + m_maxRows - 1)/m_maxRows;
1012                 }
1013                 h = HIWORD(lParam);
1014             }
1015             else
1016             {
1017                 w = LOWORD(lParam);
1018                 h = r.bottom - r.top;
1019                 if ( m_maxRows )
1020                 {
1021                     h += 6; // FIXME: this is the separator line height...
1022                     h *= m_maxRows;
1023                 }
1024             }
1025
1026             if ( MAKELPARAM(w, h) != lParam )
1027             {
1028                 // size really changed
1029                 SetSize(w, h);
1030             }
1031
1032             // message processed
1033             return 0;
1034         }
1035     }
1036     else if ( nMsg == WM_MOUSEMOVE )
1037     {
1038         wxCoord x = GET_X_LPARAM(lParam), y = GET_Y_LPARAM(lParam);
1039         wxToolBarToolBase* tool = FindToolForPosition( x, y );
1040
1041         // cursor left current tool
1042         if( tool != m_pInTool && !tool )
1043         {
1044             m_pInTool = 0;
1045             OnMouseEnter( -1 );
1046         }
1047
1048         // cursor entered a tool
1049         if( tool != m_pInTool && tool )
1050         {
1051             m_pInTool = tool;
1052             OnMouseEnter( tool->GetId() );
1053         }
1054
1055         // we don't handle mouse moves, so fall through
1056         // to wxControl::MSWWindowProc
1057     }
1058
1059     return wxControl::MSWWindowProc(nMsg, wParam, lParam);
1060 }
1061
1062 // ----------------------------------------------------------------------------
1063 // private functions
1064 // ----------------------------------------------------------------------------
1065
1066 bool wxToolBar::sm_coloursInit = FALSE;
1067 long wxToolBar::sm_stdColours[6];
1068
1069 void wxToolBar::MapBitmap(WXHBITMAP bitmap, int width, int height)
1070 {
1071     if (!sm_coloursInit)
1072     {
1073         // When a bitmap is loaded, the RGB values can change. So we need to have a
1074         // reference bitmap which can tell us what the RGB values change to.
1075         wxBitmap stdColourBitmap("wxBITMAP_STD_COLOURS", wxBITMAP_TYPE_RESOURCE);
1076         if (stdColourBitmap.Ok())
1077         {
1078             wxMemoryDC memDC;
1079             memDC.SelectObject(stdColourBitmap);
1080
1081             int i = 0;
1082             wxColour colour;
1083             for (i = 0; i < 6; i++)
1084             {
1085                 memDC.GetPixel(i, 0, & colour);
1086                 sm_stdColours[i] = RGB(colour.Red(), colour.Green(), colour.Blue());
1087             }
1088             sm_coloursInit = TRUE;
1089             memDC.SelectObject(wxNullBitmap);
1090         }
1091         else
1092         {
1093             sm_stdColours[0] = RGB(000,000,000) ;
1094             sm_stdColours[1] = RGB(128,128,128) ;
1095             sm_stdColours[2] = RGB(192,192,192) ;
1096             sm_stdColours[3] = RGB(255,255,255) ;
1097             sm_stdColours[4] = RGB(000,000,255) ;
1098             sm_stdColours[5] = RGB(255,000,255) ;
1099             sm_coloursInit = TRUE;
1100         }
1101     }
1102
1103     HBITMAP hBitmap = (HBITMAP) bitmap;
1104
1105     COLORMAP ColorMap[5];
1106
1107     ColorMap[0].from = sm_stdColours[0]; ColorMap[0].to = COLOR_BTNTEXT;      // black        (0, 0 0)
1108     ColorMap[1].from = sm_stdColours[1]; ColorMap[1].to = COLOR_BTNSHADOW;    // dark grey    (128, 128, 128)
1109     ColorMap[2].from = sm_stdColours[2]; ColorMap[2].to = COLOR_BTNFACE;      // bright grey  (192, 192, 192)
1110     ColorMap[3].from = sm_stdColours[3]; ColorMap[3].to = COLOR_BTNHIGHLIGHT; // white        (255, 255, 255)
1111     //  ColorMap[4].from = sm_stdColours[4]; ColorMap[4].to = COLOR_HIGHLIGHT;  // blue         (0, 0, 255)
1112     ColorMap[4].from = sm_stdColours[5]; ColorMap[4].to = COLOR_WINDOW;       // magenta      (255, 0, 255)
1113
1114     for ( size_t n = 0; n < WXSIZEOF(ColorMap); n++)
1115     {
1116         ColorMap[n].to = ::GetSysColor(ColorMap[n].to);
1117     }
1118
1119     HBITMAP hbmOld;
1120     HDC hdcMem = CreateCompatibleDC(NULL);
1121
1122     if (hdcMem)
1123     {
1124         hbmOld = (HBITMAP) SelectObject(hdcMem, hBitmap);
1125
1126         for ( int i = 0; i < width; i++ )
1127         {
1128             for ( int j = 0; j < height; j++ )
1129             {
1130                 COLORREF pixel = ::GetPixel(hdcMem, i, j);
1131
1132                 for ( size_t k = 0; k < WXSIZEOF(ColorMap); k++ )
1133                 {
1134                     int distance = abs( GetRValue( pixel ) - GetRValue( ColorMap[k].from )) ;
1135                     distance = max( distance , abs(GetGValue(pixel ) - GetGValue( ColorMap[k].from ))) ;
1136                     distance = max( distance , abs(GetBValue(pixel ) - GetBValue( ColorMap[k].from ))) ;
1137                     if ( distance < 0x10 )
1138                     {
1139                         ::SetPixel(hdcMem, i, j, ColorMap[k].to);
1140                         break;
1141                     }
1142                 }
1143             }
1144         }
1145
1146
1147         SelectObject(hdcMem, hbmOld);
1148         DeleteObject(hdcMem);
1149     }
1150 }
1151
1152 // Some experiments...
1153 #if 0
1154 // What we want to do is create another bitmap which has a depth of 4,
1155 // and set the bits. So probably we want to convert this HBITMAP into a
1156 // DIB, then call SetDIBits.
1157 // AAAGH. The stupid thing is that if newBitmap has a depth of 4 (less than that of
1158 // the screen), then SetDIBits fails.
1159 HBITMAP newBitmap = ::CreateBitmap(totalBitmapWidth, totalBitmapHeight, 1, 4, NULL);
1160 HANDLE newDIB = ::BitmapToDIB((HBITMAP) m_hBitmap, NULL);
1161 LPBITMAPINFOHEADER lpbmi = (LPBITMAPINFOHEADER) GlobalLock(newDIB);
1162
1163 dc = ::GetDC(NULL);
1164 //  LPBITMAPINFOHEADER lpbmi = (LPBITMAPINFOHEADER) newDIB;
1165
1166 int result = ::SetDIBits(dc, newBitmap, 0, lpbmi->biHeight, FindDIBBits((LPSTR)lpbmi), (LPBITMAPINFO)lpbmi,
1167                          DIB_PAL_COLORS);
1168 DWORD err = GetLastError();
1169
1170 ::ReleaseDC(NULL, dc);
1171
1172 // Delete the DIB
1173 GlobalUnlock (newDIB);
1174 GlobalFree (newDIB);
1175
1176 //  WXHBITMAP hBitmap2 = wxCreateMappedBitmap((WXHINSTANCE) wxGetInstance(), (WXHBITMAP) m_hBitmap);
1177 // Substitute our new bitmap for the old one
1178 ::DeleteObject((HBITMAP) m_hBitmap);
1179 m_hBitmap = (WXHBITMAP) newBitmap;
1180 #endif
1181
1182
1183 #endif // wxUSE_TOOLBAR && Win95
1184