src/msw/toolbar.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/msw/toolbar.cpp
   3 // Purpose:     wxToolBar
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 // For compilers that support precompilation, includes "wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #if wxUSE_TOOLBAR && wxUSE_TOOLBAR_NATIVE && !defined(__SMARTPHONE__)
  28
  29 #include "wx/toolbar.h"
  30
  31 #ifndef WX_PRECOMP
  32     #include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
  33     #include "wx/dynarray.h"
  34     #include "wx/frame.h"
  35     #include "wx/log.h"
  36     #include "wx/intl.h"
  37     #include "wx/settings.h"
  38     #include "wx/bitmap.h"
  39     #include "wx/dcmemory.h"
  40     #include "wx/control.h"
  41     #include "wx/app.h"         // for GetComCtl32Version
  42     #include "wx/image.h"
  43     #include "wx/stattext.h"
  44 #endif
  45
  46 #include "wx/sysopt.h"
  47 #include "wx/dcclient.h"
  48
  49 #include "wx/msw/private.h"
  50 #include "wx/msw/dc.h"
  51
  52 #if wxUSE_UXTHEME
  53 #include "wx/msw/uxtheme.h"
  54 #endif
  55
  56 // this define controls whether the code for button colours remapping (only
  57 // useful for 16 or 256 colour images) is active at all, it's always turned off
  58 // for CE where it doesn't compile (and is probably not needed anyhow) and may
  59 // also be turned off for other systems if you always use 24bpp images and so
  60 // never need it
  61 #ifndef __WXWINCE__
  62     #define wxREMAP_BUTTON_COLOURS
  63 #endif // !__WXWINCE__
  64
  65 // ----------------------------------------------------------------------------
  66 // constants
  67 // ----------------------------------------------------------------------------
  68
  69 // these standard constants are not always defined in compilers headers
  70
  71 // Styles
  72 #ifndef TBSTYLE_FLAT
  73     #define TBSTYLE_LIST            0x1000
  74     #define TBSTYLE_FLAT            0x0800
  75 #endif
  76
  77 #ifndef TBSTYLE_TRANSPARENT
  78     #define TBSTYLE_TRANSPARENT     0x8000
  79 #endif
  80
  81 #ifndef TBSTYLE_TOOLTIPS
  82     #define TBSTYLE_TOOLTIPS        0x0100
  83 #endif
  84
  85 // Messages
  86 #ifndef TB_GETSTYLE
  87     #define TB_SETSTYLE             (WM_USER + 56)
  88     #define TB_GETSTYLE             (WM_USER + 57)
  89 #endif
  90
  91 #ifndef TB_HITTEST
  92     #define TB_HITTEST              (WM_USER + 69)
  93 #endif
  94
  95 #ifndef TB_GETMAXSIZE
  96     #define TB_GETMAXSIZE           (WM_USER + 83)
  97 #endif
  98
  99 // these values correspond to those used by comctl32.dll
 100 #define DEFAULTBITMAPX   16
 101 #define DEFAULTBITMAPY   15
 102
 103 // ----------------------------------------------------------------------------
 104 // wxWin macros
 105 // ----------------------------------------------------------------------------
 106
 107 IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxControl)
 108
 109 /*
 110     TOOLBAR PROPERTIES
 111         tool
 112             bitmap
 113             bitmap2
 114             tooltip
 115             longhelp
 116             radio (bool)
 117             toggle (bool)
 118         separator
 119         style ( wxNO_BORDER | wxTB_HORIZONTAL)
 120         bitmapsize
 121         margins
 122         packing
 123         separation
 124
 125         dontattachtoframe
 126 */
 127
 128 BEGIN_EVENT_TABLE(wxToolBar, wxToolBarBase)
 129     EVT_MOUSE_EVENTS(wxToolBar::OnMouseEvent)
 130     EVT_SYS_COLOUR_CHANGED(wxToolBar::OnSysColourChanged)
 131     EVT_ERASE_BACKGROUND(wxToolBar::OnEraseBackground)
 132 END_EVENT_TABLE()
 133
 134 // ----------------------------------------------------------------------------
 135 // private classes
 136 // ----------------------------------------------------------------------------
 137
 138 class wxToolBarTool : public wxToolBarToolBase
 139 {
 140 public:
 141     wxToolBarTool(wxToolBar *tbar,
 142                   int id,
 143                   const wxString& label,
 144                   const wxBitmap& bmpNormal,
 145                   const wxBitmap& bmpDisabled,
 146                   wxItemKind kind,
 147                   wxObject *clientData,
 148                   const wxString& shortHelp,
 149                   const wxString& longHelp)
 150         : wxToolBarToolBase(tbar, id, label, bmpNormal, bmpDisabled, kind,
 151                             clientData, shortHelp, longHelp)
 152     {
 153         m_nSepCount = 0;
 154         m_staticText = 0;
 155     }
 156
 157     wxToolBarTool(wxToolBar *tbar, wxControl *control, const wxString& label)
 158         : wxToolBarToolBase(tbar, control, label)
 159     {
 160         if ( IsControl() && !m_label.empty() )
 161         {
 162             // create a control to render the control's label
 163             m_staticText = new wxStaticText
 164                                (
 165                                  m_tbar,
 166                                  wxID_ANY,
 167                                  m_label,
 168                                  wxDefaultPosition,
 169                                  wxDefaultSize,
 170                                  wxALIGN_CENTRE | wxST_NO_AUTORESIZE
 171                                );
 172         }
 173         else // no label
 174         {
 175             m_staticText = NULL;
 176         }
 177
 178         m_nSepCount = 1;
 179     }
 180
 181     virtual ~wxToolBarTool()
 182     {
 183         delete m_staticText;
 184     }
 185
 186     virtual void SetLabel(const wxString& label)
 187     {
 188         if ( label == m_label )
 189             return;
 190
 191         wxToolBarToolBase::SetLabel(label);
 192
 193         if ( m_staticText )
 194             m_staticText->SetLabel(label);
 195
 196         // we need to update the label shown in the toolbar because it has a
 197         // pointer to the internal buffer of the old label
 198         //
 199         // TODO: use TB_SETBUTTONINFO
 200     }
 201
 202     wxStaticText* GetStaticText()
 203     {
 204         wxASSERT_MSG( IsControl(),
 205                       _T("only makes sense for embedded control tools") );
 206
 207         return m_staticText;
 208     }
 209
 210     // set/get the number of separators which we use to cover the space used by
 211     // a control in the toolbar
 212     void SetSeparatorsCount(size_t count) { m_nSepCount = count; }
 213     size_t GetSeparatorsCount() const { return m_nSepCount; }
 214
 215 private:
 216     size_t m_nSepCount;
 217     wxStaticText *m_staticText;
 218
 219     DECLARE_NO_COPY_CLASS(wxToolBarTool)
 220 };
 221
 222 // ----------------------------------------------------------------------------
 223 // helper functions
 224 // ----------------------------------------------------------------------------
 225
 226 // return the rectangle of the item at the given index
 227 //
 228 // returns an empty (0, 0, 0, 0) rectangle if fails so the caller may compare
 229 // r.right or r.bottom with 0 to check for this
 230 static RECT wxGetTBItemRect(HWND hwnd, int index)
 231 {
 232     RECT r;
 233
 234     // note that we use TB_GETITEMRECT and not TB_GETRECT because the latter
 235     // only appeared in v4.70 of comctl32.dll
 236     if ( !::SendMessage(hwnd, TB_GETITEMRECT, index, (LPARAM)&r) )
 237     {
 238         wxLogLastError(wxT("TB_GETITEMRECT"));
 239
 240         r.top =
 241         r.left =
 242         r.right =
 243         r.bottom = 0;
 244     }
 245
 246     return r;
 247 }
 248
 249 // ============================================================================
 250 // implementation
 251 // ============================================================================
 252
 253 // ----------------------------------------------------------------------------
 254 // wxToolBarTool
 255 // ----------------------------------------------------------------------------
 256
 257 wxToolBarToolBase *wxToolBar::CreateTool(int id,
 258                                          const wxString& label,
 259                                          const wxBitmap& bmpNormal,
 260                                          const wxBitmap& bmpDisabled,
 261                                          wxItemKind kind,
 262                                          wxObject *clientData,
 263                                          const wxString& shortHelp,
 264                                          const wxString& longHelp)
 265 {
 266     return new wxToolBarTool(this, id, label, bmpNormal, bmpDisabled, kind,
 267                              clientData, shortHelp, longHelp);
 268 }
 269
 270 wxToolBarToolBase *
 271 wxToolBar::CreateTool(wxControl *control, const wxString& label)
 272 {
 273     return new wxToolBarTool(this, control, label);
 274 }
 275
 276 // ----------------------------------------------------------------------------
 277 // wxToolBar construction
 278 // ----------------------------------------------------------------------------
 279
 280 void wxToolBar::Init()
 281 {
 282     m_hBitmap = 0;
 283     m_disabledImgList = NULL;
 284
 285     m_nButtons = 0;
 286
 287     m_defaultWidth = DEFAULTBITMAPX;
 288     m_defaultHeight = DEFAULTBITMAPY;
 289
 290     m_pInTool = NULL;
 291 }
 292
 293 bool wxToolBar::Create(wxWindow *parent,
 294                        wxWindowID id,
 295                        const wxPoint& pos,
 296                        const wxSize& size,
 297                        long style,
 298                        const wxString& name)
 299 {
 300     // common initialisation
 301     if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
 302         return false;
 303
 304     FixupStyle();
 305
 306     // MSW-specific initialisation
 307     if ( !MSWCreateToolbar(pos, size) )
 308         return false;
 309
 310     wxSetCCUnicodeFormat(GetHwnd());
 311
 312     // workaround for flat toolbar on Windows XP classic style: we have to set
 313     // the style after creating the control; doing it at creation time doesn't work
 314 #if wxUSE_UXTHEME
 315     if ( style & wxTB_FLAT )
 316     {
 317         LRESULT style = GetMSWToolbarStyle();
 318
 319         if ( !(style & TBSTYLE_FLAT) )
 320             ::SendMessage(GetHwnd(), TB_SETSTYLE, 0, style | TBSTYLE_FLAT);
 321     }
 322 #endif // wxUSE_UXTHEME
 323
 324     return true;
 325 }
 326
 327 bool wxToolBar::MSWCreateToolbar(const wxPoint& pos, const wxSize& size)
 328 {
 329     if ( !MSWCreateControl(TOOLBARCLASSNAME, wxEmptyString, pos, size) )
 330         return false;
 331
 332     // toolbar-specific post initialisation
 333     ::SendMessage(GetHwnd(), TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
 334
 335 #ifdef TB_SETEXTENDEDSTYLE
 336     if ( wxApp::GetComCtl32Version() >= 471 )
 337         ::SendMessage(GetHwnd(), TB_SETEXTENDEDSTYLE, 0, TBSTYLE_EX_DRAWDDARROWS);
 338 #endif
 339
 340     return true;
 341 }
 342
 343 void wxToolBar::Recreate()
 344 {
 345     const HWND hwndOld = GetHwnd();
 346     if ( !hwndOld )
 347     {
 348         // we haven't been created yet, no need to recreate
 349         return;
 350     }
 351
 352     // get the position and size before unsubclassing the old toolbar
 353     const wxPoint pos = GetPosition();
 354     const wxSize size = GetSize();
 355
 356     UnsubclassWin();
 357
 358     if ( !MSWCreateToolbar(pos, size) )
 359     {
 360         // what can we do?
 361         wxFAIL_MSG( _T("recreating the toolbar failed") );
 362
 363         return;
 364     }
 365
 366     // reparent all our children under the new toolbar
 367     for ( wxWindowList::compatibility_iterator node = m_children.GetFirst();
 368           node;
 369           node = node->GetNext() )
 370     {
 371         wxWindow *win = node->GetData();
 372         if ( !win->IsTopLevel() )
 373             ::SetParent(GetHwndOf(win), GetHwnd());
 374     }
 375
 376     // only destroy the old toolbar now --
 377     // after all the children had been reparented
 378     ::DestroyWindow(hwndOld);
 379
 380     // it is for the old bitmap control and can't be used with the new one
 381     if ( m_hBitmap )
 382     {
 383         ::DeleteObject((HBITMAP) m_hBitmap);
 384         m_hBitmap = 0;
 385     }
 386
 387     if ( m_disabledImgList )
 388     {
 389         delete m_disabledImgList;
 390         m_disabledImgList = NULL;
 391     }
 392
 393     Realize();
 394 }
 395
 396 wxToolBar::~wxToolBar()
 397 {
 398     // we must refresh the frame size when the toolbar is deleted but the frame
 399     // is not - otherwise toolbar leaves a hole in the place it used to occupy
 400     SendSizeEventToParent();
 401
 402     if ( m_hBitmap )
 403         ::DeleteObject((HBITMAP) m_hBitmap);
 404
 405     delete m_disabledImgList;
 406 }
 407
 408 wxSize wxToolBar::DoGetBestSize() const
 409 {
 410     wxSize sizeBest;
 411
 412     SIZE size;
 413     if ( !::SendMessage(GetHwnd(), TB_GETMAXSIZE, 0, (LPARAM)&size) )
 414     {
 415         // maybe an old (< 0x400) Windows version? try to approximate the
 416         // toolbar size ourselves
 417         sizeBest = GetToolSize();
 418         sizeBest.y += 2 * ::GetSystemMetrics(SM_CYBORDER); // Add borders
 419         sizeBest.x *= GetToolsCount();
 420
 421         // reverse horz and vertical components if necessary
 422         if ( IsVertical() )
 423         {
 424             int t = sizeBest.x;
 425             sizeBest.x = sizeBest.y;
 426             sizeBest.y = t;
 427         }
 428     }
 429     else // TB_GETMAXSIZE succeeded
 430     {
 431         // but it could still return an incorrect result due to what appears to
 432         // be a bug in old comctl32.dll versions which don't handle controls in
 433         // the toolbar correctly, so work around it (see SF patch 1902358)
 434         if ( !IsVertical() && wxApp::GetComCtl32Version() < 600 )
 435         {
 436             // calculate the toolbar width in alternative way
 437             const RECT rcFirst = wxGetTBItemRect(GetHwnd(), 0);
 438             const RECT rcLast = wxGetTBItemRect(GetHwnd(), GetToolsCount() - 1);
 439
 440             const int widthAlt = rcLast.right - rcFirst.left;
 441             if ( widthAlt > size.cx )
 442                 size.cx = widthAlt;
 443         }
 444
 445         sizeBest.x = size.cx;
 446         sizeBest.y = size.cy;
 447     }
 448
 449     if ( !IsVertical() )
 450     {
 451         // Without the extra height, DoGetBestSize can report a size that's
 452         // smaller than the actual window, causing windows to overlap slightly
 453         // in some circumstances, leading to missing borders (especially noticeable
 454         // in AUI layouts).
 455         if (!(GetWindowStyle() & wxTB_NODIVIDER))
 456             sizeBest.y += 2;
 457         sizeBest.y ++;
 458     }
 459
 460     CacheBestSize(sizeBest);
 461
 462     return sizeBest;
 463 }
 464
 465 WXDWORD wxToolBar::MSWGetStyle(long style, WXDWORD *exstyle) const
 466 {
 467     // toolbars never have border, giving one to them results in broken
 468     // appearance
 469     WXDWORD msStyle = wxControl::MSWGetStyle
 470                       (
 471                         (style & ~wxBORDER_MASK) | wxBORDER_NONE, exstyle
 472                       );
 473
 474     if ( !(style & wxTB_NO_TOOLTIPS) )
 475         msStyle |= TBSTYLE_TOOLTIPS;
 476
 477     if ( style & (wxTB_FLAT | wxTB_HORZ_LAYOUT) )
 478     {
 479         // static as it doesn't change during the program lifetime
 480         static const int s_verComCtl = wxApp::GetComCtl32Version();
 481
 482         // comctl32.dll 4.00 doesn't support the flat toolbars and using this
 483         // style with 6.00 (part of Windows XP) leads to the toolbar with
 484         // incorrect background colour - and not using it still results in the
 485         // correct (flat) toolbar, so don't use it there
 486         if ( s_verComCtl > 400 && s_verComCtl < 600 )
 487             msStyle |= TBSTYLE_FLAT | TBSTYLE_TRANSPARENT;
 488
 489         if ( s_verComCtl >= 470 && style & wxTB_HORZ_LAYOUT )
 490             msStyle |= TBSTYLE_LIST;
 491     }
 492
 493     if ( style & wxTB_NODIVIDER )
 494         msStyle |= CCS_NODIVIDER;
 495
 496     if ( style & wxTB_NOALIGN )
 497         msStyle |= CCS_NOPARENTALIGN;
 498
 499     if ( style & wxTB_VERTICAL )
 500         msStyle |= CCS_VERT;
 501
 502     if( style & wxTB_BOTTOM )
 503         msStyle |= CCS_BOTTOM;
 504
 505     if ( style & wxTB_RIGHT )
 506         msStyle |= CCS_RIGHT;
 507
 508     return msStyle;
 509 }
 510
 511 // ----------------------------------------------------------------------------
 512 // adding/removing tools
 513 // ----------------------------------------------------------------------------
 514
 515 bool wxToolBar::DoInsertTool(size_t WXUNUSED(pos),
 516                              wxToolBarToolBase * WXUNUSED(tool))
 517 {
 518     // nothing special to do here - we really create the toolbar buttons in
 519     // Realize() later
 520     InvalidateBestSize();
 521     return true;
 522 }
 523
 524 bool wxToolBar::DoDeleteTool(size_t pos, wxToolBarToolBase *tool)
 525 {
 526     // the main difficulty we have here is with the controls in the toolbars:
 527     // as we (sometimes) use several separators to cover up the space used by
 528     // them, the indices are not the same for us and the toolbar
 529
 530     // first determine the position of the first button to delete: it may be
 531     // different from pos if we use several separators to cover the space used
 532     // by a control
 533     wxToolBarToolsList::compatibility_iterator node;
 534     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
 535     {
 536         wxToolBarToolBase *tool2 = node->GetData();
 537         if ( tool2 == tool )
 538         {
 539             // let node point to the next node in the list
 540             node = node->GetNext();
 541
 542             break;
 543         }
 544
 545         if ( tool2->IsControl() )
 546             pos += ((wxToolBarTool *)tool2)->GetSeparatorsCount() - 1;
 547     }
 548
 549     // now determine the number of buttons to delete and the area taken by them
 550     size_t nButtonsToDelete = 1;
 551
 552     // get the size of the button we're going to delete
 553     const RECT r = wxGetTBItemRect(GetHwnd(), pos);
 554
 555     int width = r.right - r.left;
 556
 557     if ( tool->IsControl() )
 558     {
 559         nButtonsToDelete = ((wxToolBarTool *)tool)->GetSeparatorsCount();
 560         width *= nButtonsToDelete;
 561     }
 562
 563     // do delete all buttons
 564     m_nButtons -= nButtonsToDelete;
 565     while ( nButtonsToDelete-- > 0 )
 566     {
 567         if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, pos, 0) )
 568         {
 569             wxLogLastError(wxT("TB_DELETEBUTTON"));
 570
 571             return false;
 572         }
 573     }
 574
 575     // and finally reposition all the controls after this button (the toolbar
 576     // takes care of all normal items)
 577     for ( /* node -> first after deleted */ ; node; node = node->GetNext() )
 578     {
 579         wxToolBarTool *tool2 = (wxToolBarTool*)node->GetData();
 580         if ( tool2->IsControl() )
 581         {
 582             wxControl * const control = tool2->GetControl();
 583
 584             int x;
 585             control->GetPosition(&x, NULL);
 586             control->Move(x - width, wxDefaultCoord);
 587
 588             wxStaticText * const staticText = tool2->GetStaticText();
 589             if ( staticText )
 590                 staticText->Move(x - width, wxDefaultCoord);
 591         }
 592     }
 593
 594     InvalidateBestSize();
 595
 596     return true;
 597 }
 598
 599 void wxToolBar::CreateDisabledImageList()
 600 {
 601     if (m_disabledImgList != NULL)
 602     {
 603         delete m_disabledImgList;
 604         m_disabledImgList = NULL;
 605     }
 606
 607     // as we can't use disabled image list with older versions of comctl32.dll,
 608     // don't even bother creating it
 609     if ( wxApp::GetComCtl32Version() >= 470 )
 610     {
 611         // search for the first disabled button img in the toolbar, if any
 612         for ( wxToolBarToolsList::compatibility_iterator
 613                 node = m_tools.GetFirst(); node; node = node->GetNext() )
 614         {
 615             wxToolBarToolBase *tool = node->GetData();
 616             wxBitmap bmpDisabled = tool->GetDisabledBitmap();
 617             if ( bmpDisabled.Ok() )
 618             {
 619                 m_disabledImgList = new wxImageList
 620                                         (
 621                                             m_defaultWidth,
 622                                             m_defaultHeight,
 623                                             bmpDisabled.GetMask() != NULL,
 624                                             GetToolsCount()
 625                                         );
 626                 break;
 627             }
 628         }
 629
 630         // we don't have any disabled bitmaps
 631     }
 632 }
 633
 634 bool wxToolBar::Realize()
 635 {
 636     const size_t nTools = GetToolsCount();
 637     if ( nTools == 0 )
 638         // nothing to do
 639         return true;
 640
 641 #ifdef wxREMAP_BUTTON_COLOURS
 642     // don't change the values of these constants, they can be set from the
 643     // user code via wxSystemOptions
 644     enum
 645     {
 646         Remap_None = -1,
 647         Remap_Bg,
 648         Remap_Buttons,
 649         Remap_TransparentBg
 650     };
 651
 652     // the user-specified option overrides anything, but if it wasn't set, only
 653     // remap the buttons on 8bpp displays as otherwise the bitmaps usually look
 654     // much worse after remapping
 655     static const wxChar *remapOption = wxT("msw.remap");
 656     const int remapValue = wxSystemOptions::HasOption(remapOption)
 657                                 ? wxSystemOptions::GetOptionInt(remapOption)
 658                                 : wxDisplayDepth() <= 8 ? Remap_Buttons
 659                                                         : Remap_None;
 660
 661 #endif // wxREMAP_BUTTON_COLOURS
 662
 663     // delete all old buttons, if any
 664     for ( size_t pos = 0; pos < m_nButtons; pos++ )
 665     {
 666         if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, 0, 0) )
 667         {
 668             wxLogDebug(wxT("TB_DELETEBUTTON failed"));
 669         }
 670     }
 671
 672     // First, add the bitmap: we use one bitmap for all toolbar buttons
 673     // ----------------------------------------------------------------
 674
 675     wxToolBarToolsList::compatibility_iterator node;
 676     int bitmapId = 0;
 677
 678     wxSize sizeBmp;
 679     if ( HasFlag(wxTB_NOICONS) )
 680     {
 681         // no icons, don't leave space for them
 682         sizeBmp.x =
 683         sizeBmp.y = 0;
 684     }
 685     else // do show icons
 686     {
 687         // if we already have a bitmap, we'll replace the existing one --
 688         // otherwise we'll install a new one
 689         HBITMAP oldToolBarBitmap = (HBITMAP)m_hBitmap;
 690
 691         sizeBmp.x = m_defaultWidth;
 692         sizeBmp.y = m_defaultHeight;
 693
 694         const wxCoord totalBitmapWidth  = m_defaultWidth *
 695                                           wx_truncate_cast(wxCoord, nTools),
 696                       totalBitmapHeight = m_defaultHeight;
 697
 698         // Create a bitmap and copy all the tool bitmaps into it
 699         wxMemoryDC dcAllButtons;
 700         wxBitmap bitmap(totalBitmapWidth, totalBitmapHeight);
 701         dcAllButtons.SelectObject(bitmap);
 702
 703 #ifdef wxREMAP_BUTTON_COLOURS
 704         if ( remapValue != Remap_TransparentBg )
 705 #endif // wxREMAP_BUTTON_COLOURS
 706         {
 707             // VZ: why do we hardcode grey colour for CE?
 708             dcAllButtons.SetBackground(wxBrush(
 709 #ifdef __WXWINCE__
 710                                         wxColour(0xc0, 0xc0, 0xc0)
 711 #else // !__WXWINCE__
 712                                         GetBackgroundColour()
 713 #endif // __WXWINCE__/!__WXWINCE__
 714                                        ));
 715             dcAllButtons.Clear();
 716         }
 717
 718         m_hBitmap = bitmap.GetHBITMAP();
 719         HBITMAP hBitmap = (HBITMAP)m_hBitmap;
 720
 721 #ifdef wxREMAP_BUTTON_COLOURS
 722         if ( remapValue == Remap_Bg )
 723         {
 724             dcAllButtons.SelectObject(wxNullBitmap);
 725
 726             // Even if we're not remapping the bitmap
 727             // content, we still have to remap the background.
 728             hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap,
 729                 totalBitmapWidth, totalBitmapHeight);
 730
 731             dcAllButtons.SelectObject(bitmap);
 732         }
 733 #endif // wxREMAP_BUTTON_COLOURS
 734
 735         // the button position
 736         wxCoord x = 0;
 737
 738         // the number of buttons (not separators)
 739         int nButtons = 0;
 740
 741         CreateDisabledImageList();
 742         for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
 743         {
 744             wxToolBarToolBase *tool = node->GetData();
 745             if ( tool->IsButton() )
 746             {
 747                 const wxBitmap& bmp = tool->GetNormalBitmap();
 748
 749                 const int w = bmp.GetWidth();
 750                 const int h = bmp.GetHeight();
 751
 752                 if ( bmp.Ok() )
 753                 {
 754                     int xOffset = wxMax(0, (m_defaultWidth - w)/2);
 755                     int yOffset = wxMax(0, (m_defaultHeight - h)/2);
 756
 757                     // notice the last parameter: do use mask
 758                     dcAllButtons.DrawBitmap(bmp, x + xOffset, yOffset, true);
 759                 }
 760                 else
 761                 {
 762                     wxFAIL_MSG( _T("invalid tool button bitmap") );
 763                 }
 764
 765                 // also deal with disabled bitmap if we want to use them
 766                 if ( m_disabledImgList )
 767                 {
 768                     wxBitmap bmpDisabled = tool->GetDisabledBitmap();
 769 #if wxUSE_IMAGE && wxUSE_WXDIB
 770                     if ( !bmpDisabled.Ok() )
 771                     {
 772                         // no disabled bitmap specified but we still need to
 773                         // fill the space in the image list with something, so
 774                         // we grey out the normal bitmap
 775                         wxImage
 776                           imgGreyed = bmp.ConvertToImage().ConvertToGreyscale();
 777
 778 #ifdef wxREMAP_BUTTON_COLOURS
 779                         if ( remapValue == Remap_Buttons )
 780                         {
 781                             // we need to have light grey background colour for
 782                             // MapBitmap() to work correctly
 783                             for ( int y = 0; y < h; y++ )
 784                             {
 785                                 for ( int x = 0; x < w; x++ )
 786                                 {
 787                                     if ( imgGreyed.IsTransparent(x, y) )
 788                                         imgGreyed.SetRGB(x, y,
 789                                                          wxLIGHT_GREY->Red(),
 790                                                          wxLIGHT_GREY->Green(),
 791                                                          wxLIGHT_GREY->Blue());
 792                                 }
 793                             }
 794                         }
 795 #endif // wxREMAP_BUTTON_COLOURS
 796
 797                         bmpDisabled = wxBitmap(imgGreyed);
 798                     }
 799 #endif // wxUSE_IMAGE
 800
 801 #ifdef wxREMAP_BUTTON_COLOURS
 802                     if ( remapValue == Remap_Buttons )
 803                         MapBitmap(bmpDisabled.GetHBITMAP(), w, h);
 804 #endif // wxREMAP_BUTTON_COLOURS
 805
 806                     m_disabledImgList->Add(bmpDisabled);
 807                 }
 808
 809                 // still inc width and number of buttons because otherwise the
 810                 // subsequent buttons will all be shifted which is rather confusing
 811                 // (and like this you'd see immediately which bitmap was bad)
 812                 x += m_defaultWidth;
 813                 nButtons++;
 814             }
 815         }
 816
 817         dcAllButtons.SelectObject(wxNullBitmap);
 818
 819         // don't delete this HBITMAP!
 820         bitmap.SetHBITMAP(0);
 821
 822 #ifdef wxREMAP_BUTTON_COLOURS
 823         if ( remapValue == Remap_Buttons )
 824         {
 825             // Map to system colours
 826             hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap,
 827                                          totalBitmapWidth, totalBitmapHeight);
 828         }
 829 #endif // wxREMAP_BUTTON_COLOURS
 830
 831         bool addBitmap = true;
 832
 833         if ( oldToolBarBitmap )
 834         {
 835 #ifdef TB_REPLACEBITMAP
 836             if ( wxApp::GetComCtl32Version() >= 400 )
 837             {
 838                 TBREPLACEBITMAP replaceBitmap;
 839                 replaceBitmap.hInstOld = NULL;
 840                 replaceBitmap.hInstNew = NULL;
 841                 replaceBitmap.nIDOld = (UINT_PTR)oldToolBarBitmap;
 842                 replaceBitmap.nIDNew = (UINT_PTR)hBitmap;
 843                 replaceBitmap.nButtons = nButtons;
 844                 if ( !::SendMessage(GetHwnd(), TB_REPLACEBITMAP,
 845                                     0, (LPARAM) &replaceBitmap) )
 846                 {
 847                     wxFAIL_MSG(wxT("Could not replace the old bitmap"));
 848                 }
 849
 850                 ::DeleteObject(oldToolBarBitmap);
 851
 852                 // already done
 853                 addBitmap = false;
 854             }
 855             else
 856 #endif // TB_REPLACEBITMAP
 857             {
 858                 // we can't replace the old bitmap, so we will add another one
 859                 // (awfully inefficient, but what else to do?) and shift the bitmap
 860                 // indices accordingly
 861                 addBitmap = true;
 862
 863                 bitmapId = m_nButtons;
 864             }
 865         }
 866
 867         if ( addBitmap ) // no old bitmap or we can't replace it
 868         {
 869             TBADDBITMAP addBitmap;
 870             addBitmap.hInst = 0;
 871             addBitmap.nID = (UINT_PTR)hBitmap;
 872             if ( ::SendMessage(GetHwnd(), TB_ADDBITMAP,
 873                                (WPARAM) nButtons, (LPARAM)&addBitmap) == -1 )
 874             {
 875                 wxFAIL_MSG(wxT("Could not add bitmap to toolbar"));
 876             }
 877         }
 878
 879         // disable image lists are only supported in comctl32.dll 4.70+
 880         if ( wxApp::GetComCtl32Version() >= 470 )
 881         {
 882             HIMAGELIST hil = m_disabledImgList
 883                                 ? GetHimagelistOf(m_disabledImgList)
 884                                 : 0;
 885
 886             // notice that we set the image list even if don't have one right
 887             // now as we could have it before and need to reset it in this case
 888             HIMAGELIST oldImageList = (HIMAGELIST)
 889               ::SendMessage(GetHwnd(), TB_SETDISABLEDIMAGELIST, 0, (LPARAM)hil);
 890
 891             // delete previous image list if any
 892             if ( oldImageList )
 893                 ::DeleteObject(oldImageList);
 894         }
 895     }
 896
 897     // don't call SetToolBitmapSize() as we don't want to change the values of
 898     // m_defaultWidth/Height
 899     if ( !::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0,
 900                         MAKELONG(sizeBmp.x, sizeBmp.y)) )
 901     {
 902         wxLogLastError(_T("TB_SETBITMAPSIZE"));
 903     }
 904
 905     // Next add the buttons and separators
 906     // -----------------------------------
 907
 908     TBBUTTON *buttons = new TBBUTTON[nTools];
 909
 910     // this array will hold the indices of all controls in the toolbar
 911     wxArrayInt controlIds;
 912
 913     bool lastWasRadio = false;
 914     int i = 0;
 915     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
 916     {
 917         wxToolBarToolBase *tool = node->GetData();
 918
 919         // don't add separators to the vertical toolbar with old comctl32.dll
 920         // versions as they didn't handle this properly
 921         if ( IsVertical() && tool->IsSeparator() &&
 922                 wxApp::GetComCtl32Version() <= 472 )
 923         {
 924             continue;
 925         }
 926
 927         TBBUTTON& button = buttons[i];
 928
 929         wxZeroMemory(button);
 930
 931         bool isRadio = false;
 932         switch ( tool->GetStyle() )
 933         {
 934             case wxTOOL_STYLE_CONTROL:
 935                 button.idCommand = tool->GetId();
 936                 // fall through: create just a separator too
 937
 938             case wxTOOL_STYLE_SEPARATOR:
 939                 button.fsState = TBSTATE_ENABLED;
 940                 button.fsStyle = TBSTYLE_SEP;
 941                 break;
 942
 943             case wxTOOL_STYLE_BUTTON:
 944                 if ( !HasFlag(wxTB_NOICONS) )
 945                     button.iBitmap = bitmapId;
 946
 947                 if ( HasFlag(wxTB_TEXT) )
 948                 {
 949                     const wxString& label = tool->GetLabel();
 950                     if ( !label.empty() )
 951                         button.iString = (INT_PTR)label.wx_str();
 952                 }
 953
 954                 button.idCommand = tool->GetId();
 955
 956                 if ( tool->IsEnabled() )
 957                     button.fsState |= TBSTATE_ENABLED;
 958                 if ( tool->IsToggled() )
 959                     button.fsState |= TBSTATE_CHECKED;
 960
 961                 switch ( tool->GetKind() )
 962                 {
 963                     case wxITEM_RADIO:
 964                         button.fsStyle = TBSTYLE_CHECKGROUP;
 965
 966                         if ( !lastWasRadio )
 967                         {
 968                             // the first item in the radio group is checked by
 969                             // default to be consistent with wxGTK and the menu
 970                             // radio items
 971                             button.fsState |= TBSTATE_CHECKED;
 972
 973                             if (tool->Toggle(true))
 974                             {
 975                                 DoToggleTool(tool, true);
 976                             }
 977                         }
 978                         else if ( tool->IsToggled() )
 979                         {
 980                             wxToolBarToolsList::compatibility_iterator nodePrev = node->GetPrevious();
 981                             int prevIndex = i - 1;
 982                             while ( nodePrev )
 983                             {
 984                                 TBBUTTON& prevButton = buttons[prevIndex];
 985                                 wxToolBarToolBase *tool = nodePrev->GetData();
 986                                 if ( !tool->IsButton() || tool->GetKind() != wxITEM_RADIO )
 987                                     break;
 988
 989                                 if ( tool->Toggle(false) )
 990                                     DoToggleTool(tool, false);
 991
 992                                 prevButton.fsState &= ~TBSTATE_CHECKED;
 993                                 nodePrev = nodePrev->GetPrevious();
 994                                 prevIndex--;
 995                             }
 996                         }
 997
 998                         isRadio = true;
 999                         break;
1000
1001                     case wxITEM_CHECK:
1002                         button.fsStyle = TBSTYLE_CHECK;
1003                         break;
1004
1005                     case wxITEM_NORMAL:
1006                         button.fsStyle = TBSTYLE_BUTTON;
1007                         break;
1008
1009                    case wxITEM_DROPDOWN:
1010                         button.fsStyle = TBSTYLE_DROPDOWN;
1011                         break;
1012
1013                     default:
1014                         wxFAIL_MSG( _T("unexpected toolbar button kind") );
1015                         button.fsStyle = TBSTYLE_BUTTON;
1016                         break;
1017                 }
1018
1019                 bitmapId++;
1020                 break;
1021         }
1022
1023         lastWasRadio = isRadio;
1024
1025         i++;
1026     }
1027
1028     if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS, (WPARAM)i, (LPARAM)buttons) )
1029     {
1030         wxLogLastError(wxT("TB_ADDBUTTONS"));
1031     }
1032
1033     delete [] buttons;
1034
1035     // Deal with the controls finally
1036     // ------------------------------
1037
1038     // adjust the controls size to fit nicely in the toolbar
1039     int y = 0;
1040     size_t index = 0;
1041     for ( node = m_tools.GetFirst(); node; node = node->GetNext(), index++ )
1042     {
1043         wxToolBarTool *tool = (wxToolBarTool*)node->GetData();
1044
1045         // we calculate the running y coord for vertical toolbars so we need to
1046         // get the items size for all items but for the horizontal ones we
1047         // don't need to deal with the non controls
1048         bool isControl = tool->IsControl();
1049         if ( !isControl && !IsVertical() )
1050             continue;
1051
1052         const RECT r = wxGetTBItemRect(GetHwnd(), index);
1053         if ( !isControl )
1054         {
1055             // can only be control if isVertical
1056             y += r.bottom - r.top;
1057
1058             continue;
1059         }
1060
1061         wxControl *control = tool->GetControl();
1062         wxStaticText * const staticText = tool->GetStaticText();
1063
1064         wxSize size = control->GetSize();
1065         wxSize staticTextSize;
1066         if ( staticText )
1067         {
1068             staticTextSize = staticText->GetSize();
1069             staticTextSize.y += 3; // margin between control and its label
1070         }
1071
1072         // the position of the leftmost controls corner
1073         int left = wxDefaultCoord;
1074
1075         // TB_SETBUTTONINFO message is only supported by comctl32.dll 4.71+
1076 #ifdef TB_SETBUTTONINFO
1077         // available in headers, now check whether it is available now
1078         // (during run-time)
1079         if ( wxApp::GetComCtl32Version() >= 471 )
1080         {
1081             // set the (underlying) separators width to be that of the
1082             // control
1083             TBBUTTONINFO tbbi;
1084             tbbi.cbSize = sizeof(tbbi);
1085             tbbi.dwMask = TBIF_SIZE;
1086             tbbi.cx = (WORD)size.x;
1087             if ( !::SendMessage(GetHwnd(), TB_SETBUTTONINFO,
1088                                 tool->GetId(), (LPARAM)&tbbi) )
1089             {
1090                 // the id is probably invalid?
1091                 wxLogLastError(wxT("TB_SETBUTTONINFO"));
1092             }
1093         }
1094         else
1095 #endif // comctl32.dll 4.71
1096         // TB_SETBUTTONINFO unavailable
1097         {
1098             // try adding several separators to fit the controls width
1099             int widthSep = r.right - r.left;
1100             left = r.left;
1101
1102             TBBUTTON tbb;
1103             wxZeroMemory(tbb);
1104             tbb.idCommand = 0;
1105             tbb.fsState = TBSTATE_ENABLED;
1106             tbb.fsStyle = TBSTYLE_SEP;
1107
1108             size_t nSeparators = size.x / widthSep;
1109             for ( size_t nSep = 0; nSep < nSeparators; nSep++ )
1110             {
1111                 if ( !::SendMessage(GetHwnd(), TB_INSERTBUTTON,
1112                                     index, (LPARAM)&tbb) )
1113                 {
1114                     wxLogLastError(wxT("TB_INSERTBUTTON"));
1115                 }
1116
1117                 index++;
1118             }
1119
1120             // remember the number of separators we used - we'd have to
1121             // delete all of them later
1122             ((wxToolBarTool *)tool)->SetSeparatorsCount(nSeparators);
1123
1124             // adjust the controls width to exactly cover the separators
1125             size.x = (nSeparators + 1)*widthSep;
1126             control->SetSize(size.x, wxDefaultCoord);
1127         }
1128
1129         // position the control itself correctly vertically centering it on the
1130         // icon area of the toolbar
1131         int height = r.bottom - r.top - staticTextSize.y;
1132
1133         int diff = height - size.y;
1134         if ( diff < 0 || !HasFlag(wxTB_TEXT) )
1135         {
1136             // not enough room for the static text
1137             if ( staticText )
1138                 staticText->Hide();
1139
1140             // recalculate height & diff without the staticText control
1141             height = r.bottom - r.top;
1142             diff = height - size.y;
1143             if ( diff < 0 )
1144             {
1145                 // the control is too high, resize to fit
1146                 control->SetSize(wxDefaultCoord, height - 2);
1147
1148                 diff = 2;
1149             }
1150         }
1151         else // enough space for both the control and the label
1152         {
1153             if ( staticText )
1154                 staticText->Show();
1155         }
1156
1157         int top;
1158         if ( IsVertical() )
1159         {
1160             left = 0;
1161             top = y;
1162
1163             y += height + 2 * GetMargins().y;
1164         }
1165         else // horizontal toolbar
1166         {
1167             if ( left == wxDefaultCoord )
1168                 left = r.left;
1169
1170             top = r.top;
1171         }
1172
1173         control->Move(left, top + (diff + 1) / 2);
1174         if ( staticText )
1175         {
1176             staticText->Move(left + (size.x - staticTextSize.x)/2,
1177                              r.bottom - staticTextSize.y);
1178         }
1179     }
1180
1181     // the max index is the "real" number of buttons - i.e. counting even the
1182     // separators which we added just for aligning the controls
1183     m_nButtons = index;
1184
1185     if ( !IsVertical() )
1186     {
1187         if ( m_maxRows == 0 )
1188             // if not set yet, only one row
1189             SetRows(1);
1190     }
1191     else if ( m_nButtons > 0 ) // vertical non empty toolbar
1192     {
1193         // if not set yet, have one column
1194         m_maxRows = 1;
1195         SetRows(m_nButtons);
1196     }
1197
1198     InvalidateBestSize();
1199     UpdateSize();
1200
1201     return true;
1202 }
1203
1204 // ----------------------------------------------------------------------------
1205 // message handlers
1206 // ----------------------------------------------------------------------------
1207
1208 bool wxToolBar::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD id_)
1209 {
1210     // cast to signed is important as we compare this id with (signed) ints in
1211     // FindById() and without the cast we'd get a positive int from a
1212     // "negative" (i.e. > 32767) WORD
1213     const int id = (signed short)id_;
1214
1215     wxToolBarToolBase *tool = FindById(id);
1216     if ( !tool )
1217         return false;
1218
1219     bool toggled = false; // just to suppress warnings
1220
1221     if ( tool->CanBeToggled() )
1222     {
1223         LRESULT state = ::SendMessage(GetHwnd(), TB_GETSTATE, id, 0);
1224         toggled = (state & TBSTATE_CHECKED) != 0;
1225
1226         // ignore the event when a radio button is released, as this doesn't
1227         // seem to happen at all, and is handled otherwise
1228         if ( tool->GetKind() == wxITEM_RADIO && !toggled )
1229             return true;
1230
1231         tool->Toggle(toggled);
1232         UnToggleRadioGroup(tool);
1233     }
1234
1235     // OnLeftClick() can veto the button state change - for buttons which
1236     // may be toggled only, of couse
1237     if ( !OnLeftClick(id, toggled) && tool->CanBeToggled() )
1238     {
1239         // revert back
1240         tool->Toggle(!toggled);
1241
1242         ::SendMessage(GetHwnd(), TB_CHECKBUTTON, id, MAKELONG(!toggled, 0));
1243     }
1244
1245     return true;
1246 }
1247
1248 bool wxToolBar::MSWOnNotify(int WXUNUSED(idCtrl),
1249                             WXLPARAM lParam,
1250                             WXLPARAM *WXUNUSED(result))
1251 {
1252     LPNMHDR hdr = (LPNMHDR)lParam;
1253     if ( hdr->code == TBN_DROPDOWN )
1254     {
1255         LPNMTOOLBAR tbhdr = (LPNMTOOLBAR)lParam;
1256
1257         wxCommandEvent evt(wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED, tbhdr->iItem);
1258         if ( HandleWindowEvent(evt) )
1259         {
1260             // Event got handled, don't display default popup menu
1261             return false;
1262         }
1263
1264         const wxToolBarToolBase * const tool = FindById(tbhdr->iItem);
1265         wxCHECK_MSG( tool, false, _T("drop down message for unknown tool") );
1266
1267         wxMenu * const menu = tool->GetDropdownMenu();
1268         if ( !menu )
1269             return false;
1270
1271         // Display popup menu below button
1272         const RECT r = wxGetTBItemRect(GetHwnd(), GetToolPos(tbhdr->iItem));
1273         if ( r.right )
1274             PopupMenu(menu, r.left, r.bottom);
1275
1276         return true;
1277     }
1278
1279
1280     if( !HasFlag(wxTB_NO_TOOLTIPS) )
1281     {
1282 #if wxUSE_TOOLTIPS
1283         // First check if this applies to us
1284
1285         // the tooltips control created by the toolbar is sometimes Unicode, even
1286         // in an ANSI application - this seems to be a bug in comctl32.dll v5
1287         UINT code = hdr->code;
1288         if ( (code != (UINT) TTN_NEEDTEXTA) && (code != (UINT) TTN_NEEDTEXTW) )
1289             return false;
1290
1291         HWND toolTipWnd = (HWND)::SendMessage(GetHwnd(), TB_GETTOOLTIPS, 0, 0);
1292         if ( toolTipWnd != hdr->hwndFrom )
1293             return false;
1294
1295         LPTOOLTIPTEXT ttText = (LPTOOLTIPTEXT)lParam;
1296         int id = (int)ttText->hdr.idFrom;
1297
1298         wxToolBarToolBase *tool = FindById(id);
1299         if ( tool )
1300             return HandleTooltipNotify(code, lParam, tool->GetShortHelp());
1301 #else
1302         wxUnusedVar(lParam);
1303 #endif
1304     }
1305
1306     return false;
1307 }
1308
1309 // ----------------------------------------------------------------------------
1310 // toolbar geometry
1311 // ----------------------------------------------------------------------------
1312
1313 void wxToolBar::SetToolBitmapSize(const wxSize& size)
1314 {
1315     wxToolBarBase::SetToolBitmapSize(size);
1316
1317     ::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0, MAKELONG(size.x, size.y));
1318 }
1319
1320 void wxToolBar::SetRows(int nRows)
1321 {
1322     if ( nRows == m_maxRows )
1323     {
1324         // avoid resizing the frame uselessly
1325         return;
1326     }
1327
1328     // TRUE in wParam means to create at least as many rows, FALSE -
1329     // at most as many
1330     RECT rect;
1331     ::SendMessage(GetHwnd(), TB_SETROWS,
1332                   MAKEWPARAM(nRows, !(GetWindowStyle() & wxTB_VERTICAL)),
1333                   (LPARAM) &rect);
1334
1335     m_maxRows = nRows;
1336
1337     UpdateSize();
1338 }
1339
1340 // The button size is bigger than the bitmap size
1341 wxSize wxToolBar::GetToolSize() const
1342 {
1343     // TB_GETBUTTONSIZE is supported from version 4.70
1344 #if defined(_WIN32_IE) && (_WIN32_IE >= 0x300 ) \
1345     && !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 1, 0 ) ) \
1346     && !defined (__DIGITALMARS__)
1347     if ( wxApp::GetComCtl32Version() >= 470 )
1348     {
1349         DWORD dw = ::SendMessage(GetHwnd(), TB_GETBUTTONSIZE, 0, 0);
1350
1351         return wxSize(LOWORD(dw), HIWORD(dw));
1352     }
1353     else
1354 #endif // comctl32.dll 4.70+
1355     {
1356         // defaults
1357         return wxSize(m_defaultWidth + 8, m_defaultHeight + 7);
1358     }
1359 }
1360
1361 static
1362 wxToolBarToolBase *GetItemSkippingDummySpacers(const wxToolBarToolsList& tools,
1363                                                size_t index )
1364 {
1365     wxToolBarToolsList::compatibility_iterator current = tools.GetFirst();
1366
1367     for ( ; current ; current = current->GetNext() )
1368     {
1369         if ( index == 0 )
1370             return current->GetData();
1371
1372         wxToolBarTool *tool = (wxToolBarTool *)current->GetData();
1373         size_t separators = tool->GetSeparatorsCount();
1374
1375         // if it is a normal button, sepcount == 0, so skip 1 item (the button)
1376         // otherwise, skip as many items as the separator count, plus the
1377         // control itself
1378         index -= separators ? separators + 1 : 1;
1379     }
1380
1381     return 0;
1382 }
1383
1384 wxToolBarToolBase *wxToolBar::FindToolForPosition(wxCoord x, wxCoord y) const
1385 {
1386     POINT pt;
1387     pt.x = x;
1388     pt.y = y;
1389     int index = (int)::SendMessage(GetHwnd(), TB_HITTEST, 0, (LPARAM)&pt);
1390
1391     // MBN: when the point ( x, y ) is close to the toolbar border
1392     //      TB_HITTEST returns m_nButtons ( not -1 )
1393     if ( index < 0 || (size_t)index >= m_nButtons )
1394         // it's a separator or there is no tool at all there
1395         return (wxToolBarToolBase *)NULL;
1396
1397     // when TB_SETBUTTONINFO is available (both during compile- and run-time),
1398     // we don't use the dummy separators hack
1399 #ifdef TB_SETBUTTONINFO
1400     if ( wxApp::GetComCtl32Version() >= 471 )
1401     {
1402         return m_tools.Item((size_t)index)->GetData();
1403     }
1404     else
1405 #endif // TB_SETBUTTONINFO
1406     {
1407         return GetItemSkippingDummySpacers( m_tools, (size_t) index );
1408     }
1409 }
1410
1411 void wxToolBar::UpdateSize()
1412 {
1413     wxPoint pos = GetPosition();
1414     ::SendMessage(GetHwnd(), TB_AUTOSIZE, 0, 0);
1415     if (pos != GetPosition())
1416         Move(pos);
1417
1418     // In case Realize is called after the initial display (IOW the programmer
1419     // may have rebuilt the toolbar) give the frame the option of resizing the
1420     // toolbar to full width again, but only if the parent is a frame and the
1421     // toolbar is managed by the frame.  Otherwise assume that some other
1422     // layout mechanism is controlling the toolbar size and leave it alone.
1423     SendSizeEventToParent();
1424 }
1425
1426 // ----------------------------------------------------------------------------
1427 // toolbar styles
1428 // ---------------------------------------------------------------------------
1429
1430 // get the TBSTYLE of the given toolbar window
1431 long wxToolBar::GetMSWToolbarStyle() const
1432 {
1433     return ::SendMessage(GetHwnd(), TB_GETSTYLE, 0, 0L);
1434 }
1435
1436 void wxToolBar::SetWindowStyleFlag(long style)
1437 {
1438     // the style bits whose changes force us to recreate the toolbar
1439     static const long MASK_NEEDS_RECREATE = wxTB_TEXT | wxTB_NOICONS;
1440
1441     const long styleOld = GetWindowStyle();
1442
1443     wxToolBarBase::SetWindowStyleFlag(style);
1444
1445     // don't recreate an empty toolbar: not only this is unnecessary, but it is
1446     // also fatal as we'd then try to recreate the toolbar when it's just being
1447     // created
1448     if ( GetToolsCount() &&
1449             (style & MASK_NEEDS_RECREATE) != (styleOld & MASK_NEEDS_RECREATE) )
1450     {
1451         // to remove the text labels, simply re-realizing the toolbar is enough
1452         // but I don't know of any way to add the text to an existing toolbar
1453         // other than by recreating it entirely
1454         Recreate();
1455     }
1456 }
1457
1458 // ----------------------------------------------------------------------------
1459 // tool state
1460 // ----------------------------------------------------------------------------
1461
1462 void wxToolBar::DoEnableTool(wxToolBarToolBase *tool, bool enable)
1463 {
1464     ::SendMessage(GetHwnd(), TB_ENABLEBUTTON,
1465                   (WPARAM)tool->GetId(), (LPARAM)MAKELONG(enable, 0));
1466 }
1467
1468 void wxToolBar::DoToggleTool(wxToolBarToolBase *tool, bool toggle)
1469 {
1470     ::SendMessage(GetHwnd(), TB_CHECKBUTTON,
1471                   (WPARAM)tool->GetId(), (LPARAM)MAKELONG(toggle, 0));
1472 }
1473
1474 void wxToolBar::DoSetToggle(wxToolBarToolBase *WXUNUSED(tool), bool WXUNUSED(toggle))
1475 {
1476     // VZ: AFAIK, the button has to be created either with TBSTYLE_CHECK or
1477     //     without, so we really need to delete the button and recreate it here
1478     wxFAIL_MSG( _T("not implemented") );
1479 }
1480
1481 void wxToolBar::SetToolNormalBitmap( int id, const wxBitmap& bitmap )
1482 {
1483     wxToolBarTool* tool = wx_static_cast(wxToolBarTool*, FindById(id));
1484     if ( tool )
1485     {
1486         wxCHECK_RET( tool->IsButton(), wxT("Can only set bitmap on button tools."));
1487
1488         tool->SetNormalBitmap(bitmap);
1489         Realize();
1490     }
1491 }
1492
1493 void wxToolBar::SetToolDisabledBitmap( int id, const wxBitmap& bitmap )
1494 {
1495     wxToolBarTool* tool = wx_static_cast(wxToolBarTool*, FindById(id));
1496     if ( tool )
1497     {
1498         wxCHECK_RET( tool->IsButton(), wxT("Can only set bitmap on button tools."));
1499
1500         tool->SetDisabledBitmap(bitmap);
1501         Realize();
1502     }
1503 }
1504
1505 // ----------------------------------------------------------------------------
1506 // event handlers
1507 // ----------------------------------------------------------------------------
1508
1509 // Responds to colour changes, and passes event on to children.
1510 void wxToolBar::OnSysColourChanged(wxSysColourChangedEvent& event)
1511 {
1512     wxRGBToColour(m_backgroundColour, ::GetSysColor(COLOR_BTNFACE));
1513
1514     // Remap the buttons
1515     Realize();
1516
1517     // Relayout the toolbar
1518     int nrows = m_maxRows;
1519     m_maxRows = 0;      // otherwise SetRows() wouldn't do anything
1520     SetRows(nrows);
1521
1522     Refresh();
1523
1524     // let the event propagate further
1525     event.Skip();
1526 }
1527
1528 void wxToolBar::OnMouseEvent(wxMouseEvent& event)
1529 {
1530     if ( event.Leaving() )
1531     {
1532         if ( m_pInTool )
1533         {
1534             OnMouseEnter(wxID_ANY);
1535             m_pInTool = NULL;
1536         }
1537
1538         event.Skip();
1539         return;
1540     }
1541
1542     if ( event.RightDown() )
1543     {
1544         // find the tool under the mouse
1545         wxCoord x = 0, y = 0;
1546         event.GetPosition(&x, &y);
1547
1548         wxToolBarToolBase *tool = FindToolForPosition(x, y);
1549         OnRightClick(tool ? tool->GetId() : -1, x, y);
1550     }
1551     else
1552     {
1553         event.Skip();
1554     }
1555 }
1556
1557 // This handler is required to allow the toolbar to be set to a non-default
1558 // colour: for example, when it must blend in with a notebook page.
1559 void wxToolBar::OnEraseBackground(wxEraseEvent& event)
1560 {
1561     RECT rect = wxGetClientRect(GetHwnd());
1562
1563     wxDC *dc = event.GetDC();
1564     if (!dc) return;
1565     wxMSWDCImpl *impl = (wxMSWDCImpl*) dc->GetImpl();
1566     HDC hdc = GetHdcOf(*impl);
1567
1568     int majorVersion, minorVersion;
1569     wxGetOsVersion(& majorVersion, & minorVersion);
1570
1571 #if wxUSE_UXTHEME
1572     // we may need to draw themed colour so that we appear correctly on
1573     // e.g. notebook page under XP with themes but only do it if the parent
1574     // draws themed background itself
1575     if ( !UseBgCol() && !GetParent()->UseBgCol() )
1576     {
1577         wxUxThemeEngine *theme = wxUxThemeEngine::GetIfActive();
1578         if ( theme )
1579         {
1580             HRESULT
1581                 hr = theme->DrawThemeParentBackground(GetHwnd(), hdc, &rect);
1582             if ( hr == S_OK )
1583                 return;
1584
1585             // it can also return S_FALSE which seems to simply say that it
1586             // didn't draw anything but no error really occurred
1587             if ( FAILED(hr) )
1588                 wxLogApiError(_T("DrawThemeParentBackground(toolbar)"), hr);
1589         }
1590     }
1591
1592     // Only draw a rebar theme on Vista, since it doesn't jive so well with XP
1593     if ( !UseBgCol() && majorVersion >= 6 )
1594     {
1595         wxUxThemeEngine *theme = wxUxThemeEngine::GetIfActive();
1596         if ( theme )
1597         {
1598             wxUxThemeHandle hTheme(this, L"REBAR");
1599
1600             RECT r;
1601             wxRect rect = GetClientRect();
1602             wxCopyRectToRECT(rect, r);
1603
1604             HRESULT hr = theme->DrawThemeBackground(hTheme, hdc, 0, 0, & r, NULL);
1605             if ( hr == S_OK )
1606                 return;
1607
1608             // it can also return S_FALSE which seems to simply say that it
1609             // didn't draw anything but no error really occurred
1610             if ( FAILED(hr) )
1611                 wxLogApiError(_T("DrawThemeParentBackground(toolbar)"), hr);
1612         }
1613     }
1614
1615 #endif // wxUSE_UXTHEME
1616
1617     // we need to always draw our background under XP, as otherwise it doesn't
1618     // appear correctly with some themes (e.g. Zune one)
1619     if ( majorVersion == 5 ||
1620             UseBgCol() || (GetMSWToolbarStyle() & TBSTYLE_TRANSPARENT) )
1621     {
1622         // do draw our background
1623         //
1624         // notice that this 'dumb' implementation may cause flicker for some of
1625         // the controls in which case they should intercept wxEraseEvent and
1626         // process it themselves somehow
1627         AutoHBRUSH hBrush(wxColourToRGB(GetBackgroundColour()));
1628
1629         wxCHANGE_HDC_MAP_MODE(hdc, MM_TEXT);
1630         ::FillRect(hdc, &rect, hBrush);
1631     }
1632     else // we have no non default background colour
1633     {
1634         // let the system do it for us
1635         event.Skip();
1636     }
1637 }
1638
1639 bool wxToolBar::HandleSize(WXWPARAM WXUNUSED(wParam), WXLPARAM lParam)
1640 {
1641     // wait until we have some tools
1642     if ( !GetToolsCount() )
1643         return false;
1644
1645     // calculate our minor dimension ourselves - we're confusing the standard
1646     // logic (TB_AUTOSIZE) with our horizontal toolbars and other hacks
1647     const RECT r = wxGetTBItemRect(GetHwnd(), 0);
1648     if ( !r.right )
1649         return false;
1650
1651     int w, h;
1652
1653     if ( IsVertical() )
1654     {
1655         w = r.right - r.left;
1656         if ( m_maxRows )
1657         {
1658             w *= (m_nButtons + m_maxRows - 1)/m_maxRows;
1659         }
1660         h = HIWORD(lParam);
1661     }
1662     else
1663     {
1664         w = LOWORD(lParam);
1665         if (HasFlag( wxTB_FLAT ))
1666             h = r.bottom - r.top - 3;
1667         else
1668             h = r.bottom - r.top;
1669         if ( m_maxRows )
1670         {
1671             // FIXME: hardcoded separator line height...
1672             h += HasFlag(wxTB_NODIVIDER) ? 4 : 6;
1673             h *= m_maxRows;
1674         }
1675     }
1676
1677     if ( MAKELPARAM(w, h) != lParam )
1678     {
1679         // size really changed
1680         SetSize(w, h);
1681     }
1682
1683     // message processed
1684     return true;
1685 }
1686
1687 bool wxToolBar::HandlePaint(WXWPARAM wParam, WXLPARAM lParam)
1688 {
1689     // erase any dummy separators which were used
1690     // for aligning the controls if any here
1691
1692     // first of all, are there any controls at all?
1693     wxToolBarToolsList::compatibility_iterator node;
1694     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
1695     {
1696         if ( node->GetData()->IsControl() )
1697             break;
1698     }
1699
1700     if ( !node )
1701         // no controls, nothing to erase
1702         return false;
1703
1704     wxSize clientSize = GetClientSize();
1705     int majorVersion, minorVersion;
1706     wxGetOsVersion(& majorVersion, & minorVersion);
1707
1708     // prepare the DC on which we'll be drawing
1709     wxClientDC dc(this);
1710     dc.SetBrush(wxBrush(GetBackgroundColour(), wxSOLID));
1711     dc.SetPen(*wxTRANSPARENT_PEN);
1712
1713     RECT r;
1714     if ( !::GetUpdateRect(GetHwnd(), &r, FALSE) )
1715         // nothing to redraw anyhow
1716         return false;
1717
1718     wxRect rectUpdate;
1719     wxCopyRECTToRect(r, rectUpdate);
1720
1721     dc.SetClippingRegion(rectUpdate);
1722
1723     // draw the toolbar tools, separators &c normally
1724     wxControl::MSWWindowProc(WM_PAINT, wParam, lParam);
1725
1726     // for each control in the toolbar find all the separators intersecting it
1727     // and erase them
1728     //
1729     // NB: this is really the only way to do it as we don't know if a separator
1730     //     corresponds to a control (i.e. is a dummy one) or a real one
1731     //     otherwise
1732     for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
1733     {
1734         wxToolBarTool *tool = (wxToolBarTool*)node->GetData();
1735         if ( tool->IsControl() )
1736         {
1737             // get the control rect in our client coords
1738             wxControl *control = tool->GetControl();
1739             wxStaticText *staticText = tool->GetStaticText();
1740             wxRect rectCtrl = control->GetRect();
1741             wxRect rectStaticText(0,0,0,0);
1742             if ( staticText )
1743             {
1744                 rectStaticText = staticText->GetRect();
1745             }
1746
1747             // iterate over all buttons
1748             TBBUTTON tbb;
1749             int count = ::SendMessage(GetHwnd(), TB_BUTTONCOUNT, 0, 0);
1750             for ( int n = 0; n < count; n++ )
1751             {
1752                 // is it a separator?
1753                 if ( !::SendMessage(GetHwnd(), TB_GETBUTTON,
1754                                     n, (LPARAM)&tbb) )
1755                 {
1756                     wxLogDebug(_T("TB_GETBUTTON failed?"));
1757
1758                     continue;
1759                 }
1760
1761                 if ( tbb.fsStyle != TBSTYLE_SEP )
1762                     continue;
1763
1764                 // get the bounding rect of the separator
1765                 RECT r = wxGetTBItemRect(GetHwnd(), n);
1766                 if ( !r.right )
1767                     continue;
1768
1769                 // does it intersect the control?
1770                 wxRect rectItem;
1771                 wxCopyRECTToRect(r, rectItem);
1772                 if ( rectCtrl.Intersects(rectItem) || (staticText && rectStaticText.Intersects(rectItem)))
1773                 {
1774                     // yes, do erase it!
1775
1776                     bool haveRefreshed = false;
1777
1778 #if wxUSE_UXTHEME
1779                     if ( !UseBgCol() && !GetParent()->UseBgCol() )
1780                     {
1781                         // Don't use DrawThemeBackground
1782                     }
1783                     else if ( !UseBgCol() && majorVersion >= 6 )
1784                     {
1785                         wxUxThemeEngine *theme = wxUxThemeEngine::GetIfActive();
1786                         if ( theme )
1787                         {
1788                             wxUxThemeHandle hTheme(this, L"REBAR");
1789
1790                             RECT clipRect = r;
1791
1792                             // Draw the whole background since the pattern may be position sensitive;
1793                             // but clip it to the area of interest.
1794                             r.left = 0;
1795                             r.right = clientSize.x;
1796                             r.top = 0;
1797                             r.bottom = clientSize.y;
1798
1799                             wxMSWDCImpl *impl = (wxMSWDCImpl*) dc.GetImpl();
1800                             HRESULT hr = theme->DrawThemeBackground(hTheme, GetHdcOf(*impl), 0, 0, & r, & clipRect);
1801                             if ( hr == S_OK )
1802                                 haveRefreshed = true;
1803                         }
1804                     }
1805 #endif
1806
1807                     if (!haveRefreshed)
1808                         dc.DrawRectangle(rectItem);
1809                 }
1810
1811                 if ( rectCtrl.Intersects(rectItem) )
1812                 {
1813                     // Necessary in case we use a no-paint-on-size
1814                     // style in the parent: the controls can disappear
1815                     control->Refresh(false);
1816                 }
1817
1818                 if ( staticText && rectStaticText.Intersects(rectItem) )
1819                 {
1820                     // Necessary in case we use a no-paint-on-size
1821                     // style in the parent: the controls can disappear
1822                     staticText->Refresh(false);
1823                 }
1824             }
1825         }
1826     }
1827
1828     return true;
1829 }
1830
1831 void wxToolBar::HandleMouseMove(WXWPARAM WXUNUSED(wParam), WXLPARAM lParam)
1832 {
1833     wxCoord x = GET_X_LPARAM(lParam),
1834             y = GET_Y_LPARAM(lParam);
1835     wxToolBarToolBase* tool = FindToolForPosition( x, y );
1836
1837     // has the current tool changed?
1838     if ( tool != m_pInTool )
1839     {
1840         m_pInTool = tool;
1841         OnMouseEnter(tool ? tool->GetId() : wxID_ANY);
1842     }
1843 }
1844
1845 WXLRESULT wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
1846 {
1847     switch ( nMsg )
1848     {
1849         case WM_MOUSEMOVE:
1850             // we don't handle mouse moves, so always pass the message to
1851             // wxControl::MSWWindowProc (HandleMouseMove just calls OnMouseEnter)
1852             HandleMouseMove(wParam, lParam);
1853             break;
1854
1855         case WM_SIZE:
1856             if ( HandleSize(wParam, lParam) )
1857                 return 0;
1858             break;
1859
1860 #ifndef __WXWINCE__
1861         case WM_PAINT:
1862             // refreshing the controls in the toolbar inside a composite window
1863             // results in an endless stream of WM_PAINT messages -- and seems
1864             // to be unnecessary anyhow as everything works just fine without
1865             // any special workarounds in this case
1866             if ( !IsDoubleBuffered() && HandlePaint(wParam, lParam) )
1867                 return 0;
1868             break;
1869 #endif // __WXWINCE__
1870     }
1871
1872     return wxControl::MSWWindowProc(nMsg, wParam, lParam);
1873 }
1874
1875 // ----------------------------------------------------------------------------
1876 // private functions
1877 // ----------------------------------------------------------------------------
1878
1879 #ifdef wxREMAP_BUTTON_COLOURS
1880
1881 WXHBITMAP wxToolBar::MapBitmap(WXHBITMAP bitmap, int width, int height)
1882 {
1883     MemoryHDC hdcMem;
1884
1885     if ( !hdcMem )
1886     {
1887         wxLogLastError(_T("CreateCompatibleDC"));
1888
1889         return bitmap;
1890     }
1891
1892     SelectInHDC bmpInHDC(hdcMem, (HBITMAP)bitmap);
1893
1894     if ( !bmpInHDC )
1895     {
1896         wxLogLastError(_T("SelectObject"));
1897
1898         return bitmap;
1899     }
1900
1901     wxCOLORMAP *cmap = wxGetStdColourMap();
1902
1903     for ( int i = 0; i < width; i++ )
1904     {
1905         for ( int j = 0; j < height; j++ )
1906         {
1907             COLORREF pixel = ::GetPixel(hdcMem, i, j);
1908
1909             for ( size_t k = 0; k < wxSTD_COL_MAX; k++ )
1910             {
1911                 COLORREF col = cmap[k].from;
1912                 if ( abs(GetRValue(pixel) - GetRValue(col)) < 10 &&
1913                      abs(GetGValue(pixel) - GetGValue(col)) < 10 &&
1914                      abs(GetBValue(pixel) - GetBValue(col)) < 10 )
1915                 {
1916                     if ( cmap[k].to != pixel )
1917                         ::SetPixel(hdcMem, i, j, cmap[k].to);
1918                     break;
1919                 }
1920             }
1921         }
1922     }
1923
1924     return bitmap;
1925 }
1926
1927 #endif // wxREMAP_BUTTON_COLOURS
1928
1929 #endif // wxUSE_TOOLBAR