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     // toolbars never have border, giving one to them results in broken
 222     // appearance
 223     style &= ~wxBORDER_MASK;
 224     style |= wxBORDER_NONE;
 225
 226     // common initialisation
 227     if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
 228         return FALSE;
 229
 230     // prepare flags
 231     DWORD msflags = 0;      // WS_VISIBLE | WS_CHILD always included
 232
 233    if ( style & wxCLIP_SIBLINGS )
 234         msflags |= WS_CLIPSIBLINGS;
 235
 236 #ifdef TBSTYLE_TOOLTIPS
 237     msflags |= TBSTYLE_TOOLTIPS;
 238 #endif
 239
 240     if (style & wxTB_FLAT)
 241     {
 242         if (wxTheApp->GetComCtl32Version() > 400)
 243             msflags |= TBSTYLE_FLAT;
 244     }
 245
 246     // MSW-specific initialisation
 247     if ( !wxControl::MSWCreateControl(TOOLBARCLASSNAME, msflags) )
 248         return FALSE;
 249
 250     // toolbar-specific post initialisation
 251     ::SendMessage(GetHwnd(), TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
 252
 253     // set up the colors and fonts
 254     wxRGBToColour(m_backgroundColour, GetSysColor(COLOR_BTNFACE));
 255     m_foregroundColour = *wxBLACK;
 256
 257     SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
 258
 259     // position it
 260     int x = pos.x;
 261     int y = pos.y;
 262     int width = size.x;
 263     int height = size.y;
 264
 265     if (width <= 0)
 266         width = 100;
 267     if (height <= 0)
 268         height = m_defaultHeight;
 269     if (x < 0)
 270         x = 0;
 271     if (y < 0)
 272         y = 0;
 273
 274     SetSize(x, y, width, height);
 275
 276     return TRUE;
 277 }
 278
 279 wxToolBar::~wxToolBar()
 280 {
 281     // we must refresh the frame size when the toolbar is deleted but the frame
 282     // is not - otherwise toolbar leaves a hole in the place it used to occupy
 283     wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
 284     if ( frame && !frame->IsBeingDeleted() )
 285     {
 286         frame->SendSizeEvent();
 287     }
 288
 289     if ( m_hBitmap )
 290     {
 291         ::DeleteObject((HBITMAP) m_hBitmap);
 292     }
 293 }
 294
 295 // ----------------------------------------------------------------------------
 296 // adding/removing tools
 297 // ----------------------------------------------------------------------------
 298
 299 bool wxToolBar::DoInsertTool(size_t WXUNUSED(pos),
 300                              wxToolBarToolBase *tool)
 301 {
 302     // nothing special to do here - we really create the toolbar buttons in
 303     // Realize() later
 304     tool->Attach(this);
 305
 306     return TRUE;
 307 }
 308
 309 bool wxToolBar::DoDeleteTool(size_t pos, wxToolBarToolBase *tool)
 310 {
 311     // the main difficulty we have here is with the controls in the toolbars:
 312     // as we (sometimes) use several separators to cover up the space used by
 313     // them, the indices are not the same for us and the toolbar
 314
 315     // first determine the position of the first button to delete: it may be
 316     // different from pos if we use several separators to cover the space used
 317     // by a control
 318     wxToolBarToolsList::Node *node;
 319     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
 320     {
 321         wxToolBarToolBase *tool2 = node->GetData();
 322         if ( tool2 == tool )
 323         {
 324             // let node point to the next node in the list
 325             node = node->GetNext();
 326
 327             break;
 328         }
 329
 330         if ( tool2->IsControl() )
 331         {
 332             pos += ((wxToolBarTool *)tool2)->GetSeparatorsCount() - 1;
 333         }
 334     }
 335
 336     // now determine the number of buttons to delete and the area taken by them
 337     size_t nButtonsToDelete = 1;
 338
 339     // get the size of the button we're going to delete
 340     RECT r;
 341     if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT, pos, (LPARAM)&r) )
 342     {
 343         wxLogLastError(_T("TB_GETITEMRECT"));
 344     }
 345
 346     int width = r.right - r.left;
 347
 348     if ( tool->IsControl() )
 349     {
 350         nButtonsToDelete = ((wxToolBarTool *)tool)->GetSeparatorsCount();
 351
 352         width *= nButtonsToDelete;
 353     }
 354
 355     // do delete all buttons
 356     m_nButtons -= nButtonsToDelete;
 357     while ( nButtonsToDelete-- > 0 )
 358     {
 359         if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, pos, 0) )
 360         {
 361             wxLogLastError(wxT("TB_DELETEBUTTON"));
 362
 363             return FALSE;
 364         }
 365     }
 366
 367     tool->Detach();
 368
 369     // and finally reposition all the controls after this button (the toolbar
 370     // takes care of all normal items)
 371     for ( /* node -> first after deleted */ ; node; node = node->GetNext() )
 372     {
 373         wxToolBarToolBase *tool2 = node->GetData();
 374         if ( tool2->IsControl() )
 375         {
 376             int x;
 377             wxControl *control = tool2->GetControl();
 378             control->GetPosition(&x, NULL);
 379             control->Move(x - width, -1);
 380         }
 381     }
 382
 383     return TRUE;
 384 }
 385
 386 bool wxToolBar::Realize()
 387 {
 388     size_t nTools = GetToolsCount();
 389     if ( nTools == 0 )
 390     {
 391         // nothing to do
 392         return TRUE;
 393     }
 394
 395     bool isVertical = (GetWindowStyle() & wxTB_VERTICAL) != 0;
 396
 397     // First, add the bitmap: we use one bitmap for all toolbar buttons
 398     // ----------------------------------------------------------------
 399
 400     // if we already have a bitmap, we'll replace the existing one - otherwise
 401     // we'll install a new one
 402     HBITMAP oldToolBarBitmap = (HBITMAP)m_hBitmap;
 403
 404     int totalBitmapWidth = (int)(m_defaultWidth * nTools);
 405     int totalBitmapHeight = (int)m_defaultHeight;
 406
 407     // Create a bitmap and copy all the tool bitmaps to it
 408 #if USE_BITMAP_MASKS
 409     wxMemoryDC dcAllButtons;
 410     wxBitmap bitmap(totalBitmapWidth, totalBitmapHeight);
 411     dcAllButtons.SelectObject(bitmap);
 412     dcAllButtons.SetBackground(*wxLIGHT_GREY_BRUSH);
 413     dcAllButtons.Clear();
 414
 415     m_hBitmap = bitmap.GetHBITMAP();
 416     HBITMAP hBitmap = (HBITMAP)m_hBitmap;
 417 #else // !USE_BITMAP_MASKS
 418     HBITMAP hBitmap = ::CreateCompatibleBitmap(ScreenHDC(),
 419                                                totalBitmapWidth,
 420                                                totalBitmapHeight);
 421     if ( !hBitmap )
 422     {
 423         wxLogLastError(_T("CreateCompatibleBitmap"));
 424
 425         return FALSE;
 426     }
 427
 428     m_hBitmap = (WXHBITMAP)hBitmap;
 429
 430     HDC memoryDC = ::CreateCompatibleDC(NULL);
 431     HBITMAP oldBitmap = (HBITMAP) ::SelectObject(memoryDC, hBitmap);
 432
 433     HDC memoryDC2 = ::CreateCompatibleDC(NULL);
 434 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
 435
 436     // the button position
 437     wxCoord x = 0;
 438
 439     // the number of buttons (not separators)
 440     int nButtons = 0;
 441
 442     wxToolBarToolsList::Node *node = m_tools.GetFirst();
 443     while ( node )
 444     {
 445         wxToolBarToolBase *tool = node->GetData();
 446         if ( tool->IsButton() )
 447         {
 448             const wxBitmap& bmp = tool->GetBitmap1();
 449             if ( bmp.Ok() )
 450             {
 451 #if USE_BITMAP_MASKS
 452                 // notice the last parameter: do use mask
 453                 dcAllButtons.DrawBitmap(tool->GetBitmap1(), x, 0, TRUE);
 454 #else // !USE_BITMAP_MASKS
 455                 HBITMAP hbmp = GetHbitmapOf(bmp);
 456                 HBITMAP oldBitmap2 = (HBITMAP)::SelectObject(memoryDC2, hbmp);
 457                 if ( !BitBlt(memoryDC, x, 0,  m_defaultWidth, m_defaultHeight,
 458                              memoryDC2, 0, 0, SRCCOPY) )
 459                 {
 460                     wxLogLastError(wxT("BitBlt"));
 461                 }
 462
 463                 ::SelectObject(memoryDC2, oldBitmap2);
 464 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
 465             }
 466             else
 467             {
 468                 wxFAIL_MSG( _T("invalid tool button bitmap") );
 469             }
 470
 471             // still inc width and number of buttons because otherwise the
 472             // subsequent buttons will all be shifted which is rather confusing
 473             // (and like this you'd see immediately which bitmap was bad)
 474             x += m_defaultWidth;
 475             nButtons++;
 476         }
 477
 478         node = node->GetNext();
 479     }
 480
 481 #if USE_BITMAP_MASKS
 482     dcAllButtons.SelectObject(wxNullBitmap);
 483
 484     // don't delete this HBITMAP!
 485     bitmap.SetHBITMAP(0);
 486 #else // !USE_BITMAP_MASKS
 487     ::SelectObject(memoryDC, oldBitmap);
 488     ::DeleteDC(memoryDC);
 489     ::DeleteDC(memoryDC2);
 490 #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS
 491
 492     // Map to system colours
 493     MapBitmap((WXHBITMAP) hBitmap, totalBitmapWidth, totalBitmapHeight);
 494
 495     int bitmapId = 0;
 496
 497     bool addBitmap = TRUE;
 498
 499     if ( oldToolBarBitmap )
 500     {
 501 #ifdef TB_REPLACEBITMAP
 502         if ( wxTheApp->GetComCtl32Version() >= 400 )
 503         {
 504             TBREPLACEBITMAP replaceBitmap;
 505             replaceBitmap.hInstOld = NULL;
 506             replaceBitmap.hInstNew = NULL;
 507             replaceBitmap.nIDOld = (UINT) oldToolBarBitmap;
 508             replaceBitmap.nIDNew = (UINT) hBitmap;
 509             replaceBitmap.nButtons = nButtons;
 510             if ( !::SendMessage(GetHwnd(), TB_REPLACEBITMAP,
 511                                 0, (LPARAM) &replaceBitmap) )
 512             {
 513                 wxFAIL_MSG(wxT("Could not replace the old bitmap"));
 514             }
 515
 516             ::DeleteObject(oldToolBarBitmap);
 517
 518             // already done
 519             addBitmap = FALSE;
 520         }
 521         else
 522 #endif // TB_REPLACEBITMAP
 523         {
 524             // we can't replace the old bitmap, so we will add another one
 525             // (awfully inefficient, but what else to do?) and shift the bitmap
 526             // indices accordingly
 527             addBitmap = TRUE;
 528
 529             bitmapId = m_nButtons;
 530         }
 531
 532         // Now delete all the buttons
 533         for ( size_t pos = 0; pos < m_nButtons; pos++ )
 534         {
 535             if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, 0, 0) )
 536             {
 537                 wxLogDebug(wxT("TB_DELETEBUTTON failed"));
 538             }
 539         }
 540
 541     }
 542
 543     if ( addBitmap ) // no old bitmap or we can't replace it
 544     {
 545         TBADDBITMAP addBitmap;
 546         addBitmap.hInst = 0;
 547         addBitmap.nID = (UINT) hBitmap;
 548         if ( ::SendMessage(GetHwnd(), TB_ADDBITMAP,
 549                            (WPARAM) nButtons, (LPARAM)&addBitmap) == -1 )
 550         {
 551             wxFAIL_MSG(wxT("Could not add bitmap to toolbar"));
 552         }
 553     }
 554
 555     // Next add the buttons and separators
 556     // -----------------------------------
 557
 558     TBBUTTON *buttons = new TBBUTTON[nTools];
 559
 560     // this array will hold the indices of all controls in the toolbar
 561     wxArrayInt controlIds;
 562
 563     int i = 0;
 564     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
 565     {
 566         wxToolBarToolBase *tool = node->GetData();
 567
 568         // don't add separators to the vertical toolbar - looks ugly
 569         if ( isVertical && tool->IsSeparator() )
 570             continue;
 571
 572         TBBUTTON& button = buttons[i];
 573
 574         wxZeroMemory(button);
 575
 576         switch ( tool->GetStyle() )
 577         {
 578             case wxTOOL_STYLE_CONTROL:
 579                 button.idCommand = tool->GetId();
 580                 // fall through: create just a separator too
 581
 582             case wxTOOL_STYLE_SEPARATOR:
 583                 button.fsState = TBSTATE_ENABLED;
 584                 button.fsStyle = TBSTYLE_SEP;
 585                 break;
 586
 587             case wxTOOL_STYLE_BUTTON:
 588                 button.iBitmap = bitmapId;
 589                 button.idCommand = tool->GetId();
 590
 591                 if ( tool->IsEnabled() )
 592                     button.fsState |= TBSTATE_ENABLED;
 593                 if ( tool->IsToggled() )
 594                     button.fsState |= TBSTATE_CHECKED;
 595
 596                 button.fsStyle = tool->CanBeToggled() ? TBSTYLE_CHECK
 597                                                       : TBSTYLE_BUTTON;
 598
 599                 bitmapId++;
 600                 break;
 601         }
 602
 603         i++;
 604     }
 605
 606     if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS,
 607                         (WPARAM)i, (LPARAM)buttons) )
 608     {
 609         wxLogLastError(wxT("TB_ADDBUTTONS"));
 610     }
 611
 612     delete [] buttons;
 613
 614     // Deal with the controls finally
 615     // ------------------------------
 616
 617     // adjust the controls size to fit nicely in the toolbar
 618     int y = 0;
 619     size_t index = 0;
 620     for ( node = m_tools.GetFirst(); node; node = node->GetNext(), index++ )
 621     {
 622         wxToolBarToolBase *tool = node->GetData();
 623
 624         // we calculate the running y coord for vertical toolbars so we need to
 625         // get the items size for all items but for the horizontal ones we
 626         // don't need to deal with the non controls
 627         bool isControl = tool->IsControl();
 628         if ( !isControl && !isVertical )
 629             continue;
 630
 631         // note that we use TB_GETITEMRECT and not TB_GETRECT because the
 632         // latter only appeared in v4.70 of comctl32.dll
 633         RECT r;
 634         if ( !SendMessage(GetHwnd(), TB_GETITEMRECT,
 635                           index, (LPARAM)(LPRECT)&r) )
 636         {
 637             wxLogLastError(wxT("TB_GETITEMRECT"));
 638         }
 639
 640         if ( !isControl )
 641         {
 642             // can only be control if isVertical
 643             y += r.bottom - r.top;
 644
 645             continue;
 646         }
 647
 648         wxControl *control = tool->GetControl();
 649
 650         wxSize size = control->GetSize();
 651
 652         // the position of the leftmost controls corner
 653         int left = -1;
 654
 655         // TB_SETBUTTONINFO message is only supported by comctl32.dll 4.71+
 656 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
 657         // available in headers, now check whether it is available now
 658         // (during run-time)
 659         if ( wxTheApp->GetComCtl32Version() >= 471 )
 660         {
 661             // set the (underlying) separators width to be that of the
 662             // control
 663             TBBUTTONINFO tbbi;
 664             tbbi.cbSize = sizeof(tbbi);
 665             tbbi.dwMask = TBIF_SIZE;
 666             tbbi.cx = size.x;
 667             if ( !SendMessage(GetHwnd(), TB_SETBUTTONINFO,
 668                               tool->GetId(), (LPARAM)&tbbi) )
 669             {
 670                 // the id is probably invalid?
 671                 wxLogLastError(wxT("TB_SETBUTTONINFO"));
 672             }
 673         }
 674         else
 675 #endif // comctl32.dll 4.71
 676         // TB_SETBUTTONINFO unavailable
 677         {
 678             // try adding several separators to fit the controls width
 679             int widthSep = r.right - r.left;
 680             left = r.left;
 681
 682             TBBUTTON tbb;
 683             wxZeroMemory(tbb);
 684             tbb.idCommand = 0;
 685             tbb.fsState = TBSTATE_ENABLED;
 686             tbb.fsStyle = TBSTYLE_SEP;
 687
 688             size_t nSeparators = size.x / widthSep;
 689             for ( size_t nSep = 0; nSep < nSeparators; nSep++ )
 690             {
 691                 if ( !SendMessage(GetHwnd(), TB_INSERTBUTTON,
 692                                   index, (LPARAM)&tbb) )
 693                 {
 694                     wxLogLastError(wxT("TB_INSERTBUTTON"));
 695                 }
 696
 697                 index++;
 698             }
 699
 700             // remember the number of separators we used - we'd have to
 701             // delete all of them later
 702             ((wxToolBarTool *)tool)->SetSeparatorsCount(nSeparators);
 703
 704             // adjust the controls width to exactly cover the separators
 705             control->SetSize((nSeparators + 1)*widthSep, -1);
 706         }
 707
 708         // position the control itself correctly vertically
 709         int height = r.bottom - r.top;
 710         int diff = height - size.y;
 711         if ( diff < 0 )
 712         {
 713             // the control is too high, resize to fit
 714             control->SetSize(-1, height - 2);
 715
 716             diff = 2;
 717         }
 718
 719         int top;
 720         if ( isVertical )
 721         {
 722             left = 0;
 723             top = y;
 724
 725             y += height + 2*GetMargins().y;
 726         }
 727         else // horizontal toolbar
 728         {
 729             if ( left == -1 )
 730                 left = r.left;
 731
 732             top = r.top;
 733         }
 734
 735         control->Move(left, top + (diff + 1) / 2);
 736     }
 737
 738     // the max index is the "real" number of buttons - i.e. counting even the
 739     // separators which we added just for aligning the controls
 740     m_nButtons = index;
 741
 742     if ( !isVertical )
 743     {
 744         if ( m_maxRows == 0 )
 745         {
 746             // if not set yet, only one row
 747             SetRows(1);
 748         }
 749     }
 750     else if ( m_nButtons > 0 ) // vertical non empty toolbar
 751     {
 752         if ( m_maxRows == 0 )
 753         {
 754             // if not set yet, have one column
 755             SetRows(m_nButtons);
 756         }
 757     }
 758
 759     return TRUE;
 760 }
 761
 762 // ----------------------------------------------------------------------------
 763 // message handlers
 764 // ----------------------------------------------------------------------------
 765
 766 bool wxToolBar::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD id)
 767 {
 768     wxToolBarToolBase *tool = FindById((int)id);
 769     if ( !tool )
 770         return FALSE;
 771
 772     if ( tool->CanBeToggled() )
 773     {
 774         LRESULT state = ::SendMessage(GetHwnd(), TB_GETSTATE, id, 0);
 775         tool->Toggle((state & TBSTATE_CHECKED) != 0);
 776     }
 777
 778     bool toggled = tool->IsToggled();
 779
 780     // OnLeftClick() can veto the button state change - for buttons which may
 781     // be toggled only, of couse
 782     if ( !OnLeftClick((int)id, toggled) && tool->CanBeToggled() )
 783     {
 784         // revert back
 785         toggled = !toggled;
 786         tool->SetToggle(toggled);
 787
 788         ::SendMessage(GetHwnd(), TB_CHECKBUTTON, id, MAKELONG(toggled, 0));
 789     }
 790
 791     return TRUE;
 792 }
 793
 794 bool wxToolBar::MSWOnNotify(int WXUNUSED(idCtrl),
 795                             WXLPARAM lParam,
 796                             WXLPARAM *WXUNUSED(result))
 797 {
 798     // First check if this applies to us
 799     NMHDR *hdr = (NMHDR *)lParam;
 800
 801     // the tooltips control created by the toolbar is sometimes Unicode, even
 802     // in an ANSI application - this seems to be a bug in comctl32.dll v5
 803     int code = (int)hdr->code;
 804     if ( (code != TTN_NEEDTEXTA) && (code != TTN_NEEDTEXTW) )
 805         return FALSE;
 806
 807     HWND toolTipWnd = (HWND)::SendMessage((HWND)GetHWND(), TB_GETTOOLTIPS, 0, 0);
 808     if ( toolTipWnd != hdr->hwndFrom )
 809         return FALSE;
 810
 811     LPTOOLTIPTEXT ttText = (LPTOOLTIPTEXT)lParam;
 812     int id = (int)ttText->hdr.idFrom;
 813
 814     wxToolBarToolBase *tool = FindById(id);
 815     if ( !tool )
 816         return FALSE;
 817
 818     const wxString& help = tool->GetShortHelp();
 819
 820     if ( !help.IsEmpty() )
 821     {
 822         if ( code == TTN_NEEDTEXTA )
 823         {
 824             ttText->lpszText = (wxChar *)help.c_str();
 825         }
 826         else
 827         {
 828 #if wxUSE_UNICODE
 829             ttText->lpszText = (wxChar *)help.c_str();
 830 #else
 831             // VZ: I don't know why it happens, but the versions of
 832             //     comctl32.dll starting from 4.70 sometimes send TTN_NEEDTEXTW
 833             //     even to ANSI programs (normally, this message is supposed
 834             //     to be sent to Unicode programs only) - hence we need to
 835             //     handle it as well, otherwise no tooltips will be shown in
 836             //     this case
 837
 838             size_t lenAnsi = help.Len();
 839             #if defined( __MWERKS__ ) || defined( __CYGWIN__ )
 840                 // MetroWerks doesn't like calling mbstowcs with NULL argument
 841                 // neither Cygwin does
 842                 size_t lenUnicode = 2*lenAnsi;
 843             #else
 844                 size_t lenUnicode = mbstowcs(NULL, help, lenAnsi);
 845             #endif
 846
 847             // using the pointer of right type avoids us doing all sorts of
 848             // pointer arithmetics ourselves
 849             wchar_t *dst = (wchar_t *)ttText->szText,
 850                     *pwz = new wchar_t[lenUnicode + 1];
 851             mbstowcs(pwz, help, lenAnsi + 1);
 852             memcpy(dst, pwz, lenUnicode*sizeof(wchar_t));
 853
 854             // put the terminating _wide_ NUL
 855             dst[lenUnicode] = 0;
 856
 857             delete [] pwz;
 858 #endif
 859         }
 860     }
 861
 862     return TRUE;
 863 }
 864
 865 // ----------------------------------------------------------------------------
 866 // toolbar geometry
 867 // ----------------------------------------------------------------------------
 868
 869 void wxToolBar::SetToolBitmapSize(const wxSize& size)
 870 {
 871     wxToolBarBase::SetToolBitmapSize(size);
 872
 873     ::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0, MAKELONG(size.x, size.y));
 874 }
 875
 876 void wxToolBar::SetRows(int nRows)
 877 {
 878     if ( nRows == m_maxRows )
 879     {
 880         // avoid resizing the frame uselessly
 881         return;
 882     }
 883
 884     // TRUE in wParam means to create at least as many rows, FALSE -
 885     // at most as many
 886     RECT rect;
 887     ::SendMessage(GetHwnd(), TB_SETROWS,
 888                   MAKEWPARAM(nRows, !(GetWindowStyle() & wxTB_VERTICAL)),
 889                   (LPARAM) &rect);
 890
 891     m_maxRows = nRows;
 892
 893     UpdateSize();
 894 }
 895
 896 // The button size is bigger than the bitmap size
 897 wxSize wxToolBar::GetToolSize() const
 898 {
 899     // TB_GETBUTTONSIZE is supported from version 4.70
 900 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x300 ) \
 901     && !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 1, 0 ) )
 902     if ( wxTheApp->GetComCtl32Version() >= 470 )
 903     {
 904         DWORD dw = ::SendMessage(GetHwnd(), TB_GETBUTTONSIZE, 0, 0);
 905
 906         return wxSize(LOWORD(dw), HIWORD(dw));
 907     }
 908     else
 909 #endif // comctl32.dll 4.70+
 910     {
 911         // defaults
 912         return wxSize(m_defaultWidth + 8, m_defaultHeight + 7);
 913     }
 914 }
 915
 916 static
 917 wxToolBarToolBase *GetItemSkippingDummySpacers(const wxToolBarToolsList& tools,
 918                                                size_t index )
 919 {
 920     wxToolBarToolsList::Node* current = tools.GetFirst();
 921
 922     for ( ; current != 0; current = current->GetNext() )
 923     {
 924         if ( index == 0 )
 925             return current->GetData();
 926
 927         wxToolBarTool *tool = (wxToolBarTool *)current->GetData();
 928         size_t separators = tool->GetSeparatorsCount();
 929
 930         // if it is a normal button, sepcount == 0, so skip 1 item (the button)
 931         // otherwise, skip as many items as the separator count, plus the
 932         // control itself
 933         index -= separators ? separators + 1 : 1;
 934     }
 935
 936     return 0;
 937 }
 938
 939 wxToolBarToolBase *wxToolBar::FindToolForPosition(wxCoord x, wxCoord y) const
 940 {
 941     POINT pt;
 942     pt.x = x;
 943     pt.y = y;
 944     int index = (int)::SendMessage(GetHwnd(), TB_HITTEST, 0, (LPARAM)&pt);
 945     // MBN: when the point ( x, y ) is close to the toolbar border
 946     //      TB_HITTEST returns m_nButtons ( not -1 )
 947     if ( index < 0 || (size_t)index >= m_nButtons )
 948     {
 949         // it's a separator or there is no tool at all there
 950         return (wxToolBarToolBase *)NULL;
 951     }
 952
 953     // if comctl32 version < 4.71 wxToolBar95 adds dummy spacers
 954 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
 955     if ( wxTheApp->GetComCtl32Version() >= 471 )
 956     {
 957         return m_tools.Item((size_t)index)->GetData();
 958     }
 959     else
 960 #endif
 961     {
 962         return GetItemSkippingDummySpacers( m_tools, (size_t) index );
 963     }
 964 }
 965
 966 void wxToolBar::UpdateSize()
 967 {
 968     // the toolbar size changed
 969     SendMessage(GetHwnd(), TB_AUTOSIZE, 0, 0);
 970
 971     // we must also refresh the frame after the toolbar size (possibly) changed
 972     wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
 973     if ( frame )
 974     {
 975         frame->SendSizeEvent();
 976     }
 977 }
 978
 979 // ----------------------------------------------------------------------------
 980 // tool state
 981 // ----------------------------------------------------------------------------
 982
 983 void wxToolBar::DoEnableTool(wxToolBarToolBase *tool, bool enable)
 984 {
 985     ::SendMessage(GetHwnd(), TB_ENABLEBUTTON,
 986                   (WPARAM)tool->GetId(), (LPARAM)MAKELONG(enable, 0));
 987 }
 988
 989 void wxToolBar::DoToggleTool(wxToolBarToolBase *tool, bool toggle)
 990 {
 991     ::SendMessage(GetHwnd(), TB_CHECKBUTTON,
 992                   (WPARAM)tool->GetId(), (LPARAM)MAKELONG(toggle, 0));
 993 }
 994
 995 void wxToolBar::DoSetToggle(wxToolBarToolBase *WXUNUSED(tool), bool WXUNUSED(toggle))
 996 {
 997     // VZ: AFAIK, the button has to be created either with TBSTYLE_CHECK or
 998     //     without, so we really need to delete the button and recreate it here
 999     wxFAIL_MSG( _T("not implemented") );
1000 }
1001
1002 // ----------------------------------------------------------------------------
1003 // event handlers
1004 // ----------------------------------------------------------------------------
1005
1006 // Responds to colour changes, and passes event on to children.
1007 void wxToolBar::OnSysColourChanged(wxSysColourChangedEvent& event)
1008 {
1009     wxRGBToColour(m_backgroundColour, ::GetSysColor(COLOR_BTNFACE));
1010
1011     // Remap the buttons
1012     Realize();
1013
1014     // Relayout the toolbar
1015     int nrows = m_maxRows;
1016     m_maxRows = 0;      // otherwise SetRows() wouldn't do anything
1017     SetRows(nrows);
1018
1019     Refresh();
1020
1021     // let the event propagate further
1022     event.Skip();
1023 }
1024
1025 void wxToolBar::OnMouseEvent(wxMouseEvent& event)
1026 {
1027     if (event.RightDown())
1028     {
1029         // For now, we don't have an id. Later we could
1030         // try finding the tool.
1031         OnRightClick((int)-1, event.GetX(), event.GetY());
1032     }
1033     else
1034     {
1035         event.Skip();
1036     }
1037 }
1038
1039 long wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
1040 {
1041     if ( nMsg == WM_SIZE )
1042     {
1043         // calculate our minor dimenstion ourselves - we're confusing the
1044         // standard logic (TB_AUTOSIZE) with our horizontal toolbars and other
1045         // hacks
1046         RECT r;
1047         if ( ::SendMessage(GetHwnd(), TB_GETITEMRECT, 0, (LPARAM)&r) )
1048         {
1049             int w, h;
1050
1051             if ( GetWindowStyle() & wxTB_VERTICAL )
1052             {
1053                 w = r.right - r.left;
1054                 if ( m_maxRows )
1055                 {
1056                     w *= (m_nButtons + m_maxRows - 1)/m_maxRows;
1057                 }
1058                 h = HIWORD(lParam);
1059             }
1060             else
1061             {
1062                 w = LOWORD(lParam);
1063                 h = r.bottom - r.top;
1064                 if ( m_maxRows )
1065                 {
1066                     h += 6; // FIXME: this is the separator line height...
1067                     h *= m_maxRows;
1068                 }
1069             }
1070
1071             if ( MAKELPARAM(w, h) != lParam )
1072             {
1073                 // size really changed
1074                 SetSize(w, h);
1075             }
1076
1077             // message processed
1078             return 0;
1079         }
1080     }
1081     else if ( nMsg == WM_MOUSEMOVE )
1082     {
1083         wxCoord x = GET_X_LPARAM(lParam), y = GET_Y_LPARAM(lParam);
1084         wxToolBarToolBase* tool = FindToolForPosition( x, y );
1085
1086         // cursor left current tool
1087         if( tool != m_pInTool && !tool )
1088         {
1089             m_pInTool = 0;
1090             OnMouseEnter( -1 );
1091         }
1092
1093         // cursor entered a tool
1094         if( tool != m_pInTool && tool )
1095         {
1096             m_pInTool = tool;
1097             OnMouseEnter( tool->GetId() );
1098         }
1099
1100         // we don't handle mouse moves, so fall through
1101         // to wxControl::MSWWindowProc
1102     }
1103
1104     return wxControl::MSWWindowProc(nMsg, wParam, lParam);
1105 }
1106
1107 // ----------------------------------------------------------------------------
1108 // private functions
1109 // ----------------------------------------------------------------------------
1110
1111 bool wxToolBar::sm_coloursInit = FALSE;
1112 long wxToolBar::sm_stdColours[6];
1113
1114 void wxToolBar::MapBitmap(WXHBITMAP bitmap, int width, int height)
1115 {
1116     if (!sm_coloursInit)
1117     {
1118         // When a bitmap is loaded, the RGB values can change. So we need to have a
1119         // reference bitmap which can tell us what the RGB values change to.
1120         wxBitmap stdColourBitmap("wxBITMAP_STD_COLOURS", wxBITMAP_TYPE_RESOURCE);
1121         if (stdColourBitmap.Ok())
1122         {
1123             wxMemoryDC memDC;
1124             memDC.SelectObject(stdColourBitmap);
1125
1126             int i = 0;
1127             wxColour colour;
1128             for (i = 0; i < 6; i++)
1129             {
1130                 memDC.GetPixel(i, 0, & colour);
1131                 sm_stdColours[i] = RGB(colour.Red(), colour.Green(), colour.Blue());
1132             }
1133             sm_coloursInit = TRUE;
1134             memDC.SelectObject(wxNullBitmap);
1135         }
1136         else
1137         {
1138             sm_stdColours[0] = RGB(000,000,000) ;
1139             sm_stdColours[1] = RGB(128,128,128) ;
1140             sm_stdColours[2] = RGB(192,192,192) ;
1141             sm_stdColours[3] = RGB(255,255,255) ;
1142             sm_stdColours[4] = RGB(000,000,255) ;
1143             sm_stdColours[5] = RGB(255,000,255) ;
1144             sm_coloursInit = TRUE;
1145         }
1146     }
1147
1148     HBITMAP hBitmap = (HBITMAP) bitmap;
1149
1150     COLORMAP ColorMap[5];
1151
1152     ColorMap[0].from = sm_stdColours[0]; ColorMap[0].to = COLOR_BTNTEXT;      // black        (0, 0 0)
1153     ColorMap[1].from = sm_stdColours[1]; ColorMap[1].to = COLOR_BTNSHADOW;    // dark grey    (128, 128, 128)
1154     ColorMap[2].from = sm_stdColours[2]; ColorMap[2].to = COLOR_BTNFACE;      // bright grey  (192, 192, 192)
1155     ColorMap[3].from = sm_stdColours[3]; ColorMap[3].to = COLOR_BTNHIGHLIGHT; // white        (255, 255, 255)
1156     //  ColorMap[4].from = sm_stdColours[4]; ColorMap[4].to = COLOR_HIGHLIGHT;  // blue         (0, 0, 255)
1157     ColorMap[4].from = sm_stdColours[5]; ColorMap[4].to = COLOR_WINDOW;       // magenta      (255, 0, 255)
1158
1159     for ( size_t n = 0; n < WXSIZEOF(ColorMap); n++)
1160     {
1161         ColorMap[n].to = ::GetSysColor(ColorMap[n].to);
1162     }
1163
1164     HBITMAP hbmOld;
1165     HDC hdcMem = CreateCompatibleDC(NULL);
1166
1167     if (hdcMem)
1168     {
1169         hbmOld = (HBITMAP) SelectObject(hdcMem, hBitmap);
1170
1171         for ( int i = 0; i < width; i++ )
1172         {
1173             for ( int j = 0; j < height; j++ )
1174             {
1175                 COLORREF pixel = ::GetPixel(hdcMem, i, j);
1176
1177                 for ( size_t k = 0; k < WXSIZEOF(ColorMap); k++ )
1178                 {
1179                     int distance = abs( GetRValue( pixel ) - GetRValue( ColorMap[k].from )) ;
1180                     distance = max( distance , abs(GetGValue(pixel ) - GetGValue( ColorMap[k].from ))) ;
1181                     distance = max( distance , abs(GetBValue(pixel ) - GetBValue( ColorMap[k].from ))) ;
1182                     if ( distance < 0x10 )
1183                     {
1184                         ::SetPixel(hdcMem, i, j, ColorMap[k].to);
1185                         break;
1186                     }
1187                 }
1188             }
1189         }
1190
1191
1192         SelectObject(hdcMem, hbmOld);
1193         DeleteObject(hdcMem);
1194     }
1195 }
1196
1197 // Some experiments...
1198 #if 0
1199 // What we want to do is create another bitmap which has a depth of 4,
1200 // and set the bits. So probably we want to convert this HBITMAP into a
1201 // DIB, then call SetDIBits.
1202 // AAAGH. The stupid thing is that if newBitmap has a depth of 4 (less than that of
1203 // the screen), then SetDIBits fails.
1204 HBITMAP newBitmap = ::CreateBitmap(totalBitmapWidth, totalBitmapHeight, 1, 4, NULL);
1205 HANDLE newDIB = ::BitmapToDIB((HBITMAP) m_hBitmap, NULL);
1206 LPBITMAPINFOHEADER lpbmi = (LPBITMAPINFOHEADER) GlobalLock(newDIB);
1207
1208 dc = ::GetDC(NULL);
1209 //  LPBITMAPINFOHEADER lpbmi = (LPBITMAPINFOHEADER) newDIB;
1210
1211 int result = ::SetDIBits(dc, newBitmap, 0, lpbmi->biHeight, FindDIBBits((LPSTR)lpbmi), (LPBITMAPINFO)lpbmi,
1212                          DIB_PAL_COLORS);
1213 DWORD err = GetLastError();
1214
1215 ::ReleaseDC(NULL, dc);
1216
1217 // Delete the DIB
1218 GlobalUnlock (newDIB);
1219 GlobalFree (newDIB);
1220
1221 //  WXHBITMAP hBitmap2 = wxCreateMappedBitmap((WXHINSTANCE) wxGetInstance(), (WXHBITMAP) m_hBitmap);
1222 // Substitute our new bitmap for the old one
1223 ::DeleteObject((HBITMAP) m_hBitmap);
1224 m_hBitmap = (WXHBITMAP) newBitmap;
1225 #endif
1226
1227
1228 #endif // wxUSE_TOOLBAR && Win95
1229