src/msw/tbar95.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        msw/tbar95.cpp
   3 // Purpose:     wxToolBar95
   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/log.h"
  33     #include "wx/intl.h"
  34     #include "wx/dynarray.h"
  35     #include "wx/settings.h"
  36     #include "wx/bitmap.h"
  37 #endif
  38
  39 #if wxUSE_BUTTONBAR && wxUSE_TOOLBAR && defined(__WIN95__)
  40
  41 #if !defined(__GNUWIN32__) && !defined(__SALFORDC__)
  42     #include "malloc.h"
  43 #endif
  44
  45 #include "wx/msw/private.h"
  46
  47 #ifndef __TWIN32__
  48
  49 #ifdef __GNUWIN32_OLD__
  50     #include "wx/msw/gnuwin32/extra.h"
  51 #else
  52     #include <commctrl.h>
  53 #endif
  54
  55 #endif // __TWIN32__
  56
  57 #include "wx/msw/dib.h"
  58 #include "wx/msw/tbar95.h"
  59 #include "wx/app.h"         // for GetComCtl32Version
  60
  61 // ----------------------------------------------------------------------------
  62 // constants
  63 // ----------------------------------------------------------------------------
  64
  65 // these standard constants are not always defined in compilers headers
  66
  67 // Styles
  68 #ifndef TBSTYLE_FLAT
  69     #define TBSTYLE_LIST            0x1000
  70     #define TBSTYLE_FLAT            0x0800
  71     #define TBSTYLE_TRANSPARENT     0x8000
  72 #endif
  73  // use TBSTYLE_TRANSPARENT if you use TBSTYLE_FLAT
  74
  75 // Messages
  76 #ifndef TB_GETSTYLE
  77     #define TB_GETSTYLE             (WM_USER + 57)
  78     #define TB_SETSTYLE             (WM_USER + 56)
  79 #endif
  80
  81 // these values correspond to those used by comctl32.dll
  82 #define DEFAULTBITMAPX   16
  83 #define DEFAULTBITMAPY   15
  84 #define DEFAULTBUTTONX   24
  85 #define DEFAULTBUTTONY   24
  86 #define DEFAULTBARHEIGHT 27
  87
  88 // ----------------------------------------------------------------------------
  89 // function prototypes
  90 // ----------------------------------------------------------------------------
  91
  92 static void wxMapBitmap(HBITMAP hBitmap, int width, int height);
  93
  94 // ----------------------------------------------------------------------------
  95 // wxWin macros
  96 // ----------------------------------------------------------------------------
  97
  98 #if !USE_SHARED_LIBRARY
  99     IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxToolBarBase)
 100 #endif
 101
 102 BEGIN_EVENT_TABLE(wxToolBar95, wxToolBarBase)
 103     EVT_MOUSE_EVENTS(wxToolBar95::OnMouseEvent)
 104     EVT_SYS_COLOUR_CHANGED(wxToolBar95::OnSysColourChanged)
 105 END_EVENT_TABLE()
 106
 107 // ============================================================================
 108 // implementation
 109 // ============================================================================
 110
 111 // ----------------------------------------------------------------------------
 112 // wxToolBar95 construction
 113 // ----------------------------------------------------------------------------
 114
 115 void wxToolBar95::Init()
 116 {
 117     m_maxWidth = -1;
 118     m_maxHeight = -1;
 119     m_hBitmap = 0;
 120     m_defaultWidth = DEFAULTBITMAPX;
 121     m_defaultHeight = DEFAULTBITMAPY;
 122 }
 123
 124 bool wxToolBar95::Create(wxWindow *parent,
 125                          wxWindowID id,
 126                          const wxPoint& pos,
 127                          const wxSize& size,
 128                          long style,
 129                          const wxString& name)
 130 {
 131     wxASSERT_MSG( (style & wxTB_VERTICAL) == 0,
 132                   wxT("Sorry, wxToolBar95 under Windows 95 only "
 133                       "supports horizontal orientation.") );
 134
 135     // common initialisation
 136     if ( !CreateControl(parent, id, pos, size, style, name) )
 137         return FALSE;
 138
 139     // prepare flags
 140     DWORD msflags = 0;      // WS_VISIBLE | WS_CHILD always included
 141     if (style & wxBORDER)
 142         msflags |= WS_BORDER;
 143     msflags |= TBSTYLE_TOOLTIPS;
 144
 145     if (style & wxTB_FLAT)
 146     {
 147         if (wxTheApp->GetComCtl32Version() > 400)
 148             msflags |= TBSTYLE_FLAT;
 149     }
 150
 151     // MSW-specific initialisation
 152     if ( !wxControl::MSWCreateControl(TOOLBARCLASSNAME, msflags) )
 153         return FALSE;
 154
 155     // toolbar-specific post initialisation
 156     ::SendMessage(GetHwnd(), TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
 157
 158     // set up the colors and fonts
 159     wxRGBToColour(m_backgroundColour, GetSysColor(COLOR_BTNFACE));
 160     m_foregroundColour = *wxBLACK;
 161
 162     SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
 163
 164     // position it
 165     int x = pos.x;
 166     int y = pos.y;
 167     int width = size.x;
 168     int height = size.y;
 169
 170     if (width <= 0)
 171         width = 100;
 172     if (height <= 0)
 173         height = m_defaultHeight;
 174     if (x < 0)
 175         x = 0;
 176     if (y < 0)
 177         y = 0;
 178
 179     SetSize(x, y, width, height);
 180
 181     return TRUE;
 182 }
 183
 184 wxToolBar95::~wxToolBar95()
 185 {
 186     UnsubclassWin();
 187
 188     if (m_hBitmap)
 189     {
 190         ::DeleteObject((HBITMAP) m_hBitmap);
 191     }
 192 }
 193
 194 // ----------------------------------------------------------------------------
 195 // adding/removing buttons
 196 // ----------------------------------------------------------------------------
 197
 198 void wxToolBar95::ClearTools()
 199 {
 200     // TODO: Don't know how to reset the toolbar bitmap, as yet.
 201     // But adding tools and calling CreateTools should probably
 202     // recreate a buttonbar OK.
 203     wxToolBarBase::ClearTools();
 204 }
 205
 206 bool wxToolBar95::DeleteTool(int id)
 207 {
 208     int index = GetIndexFromId(id);
 209     wxASSERT_MSG( index != wxNOT_FOUND, _T("invalid toolbar button id") );
 210
 211     if ( !SendMessage(GetHwnd(), TB_DELETEBUTTON, index, 0) )
 212     {
 213         wxLogLastError("TB_DELETEBUTTON");
 214
 215         return FALSE;
 216     }
 217
 218     wxNode *node = m_tools.Nth(index);
 219     delete (wxToolBarTool *)node->Data();
 220     m_tools.DeleteNode(node);
 221
 222     m_ids.RemoveAt(index);
 223
 224     return TRUE;
 225 }
 226
 227 bool wxToolBar95::AddControl(wxControl *control)
 228 {
 229     wxCHECK_MSG( control, FALSE, _T("toolbar: can't insert NULL control") );
 230
 231     wxCHECK_MSG( control->GetParent() == this, FALSE,
 232                  _T("control must have toolbar as parent") );
 233
 234     wxToolBarTool *tool = new wxToolBarTool(control);
 235
 236     m_tools.Append(control->GetId(), tool);
 237     m_ids.Add(control->GetId());
 238
 239     return TRUE;
 240 }
 241
 242 wxToolBarTool *wxToolBar95::AddTool(int index,
 243                                     const wxBitmap& bitmap,
 244                                     const wxBitmap& pushedBitmap,
 245                                     bool toggle,
 246                                     long xPos, long yPos,
 247                                     wxObject *clientData,
 248                                     const wxString& helpString1,
 249                                     const wxString& helpString2)
 250 {
 251     wxToolBarTool *tool = new wxToolBarTool(index, bitmap, wxNullBitmap,
 252                                             toggle, xPos, yPos,
 253                                             helpString1, helpString2);
 254     tool->m_clientData = clientData;
 255
 256     if (xPos > -1)
 257         tool->m_x = xPos;
 258     else
 259         tool->m_x = m_xMargin;
 260
 261     if (yPos > -1)
 262         tool->m_y = yPos;
 263     else
 264         tool->m_y = m_yMargin;
 265
 266     tool->SetSize(GetToolSize().x, GetToolSize().y);
 267
 268     m_tools.Append((long)index, tool);
 269     m_ids.Add(index);
 270
 271     return tool;
 272 }
 273
 274 bool wxToolBar95::CreateTools()
 275 {
 276     size_t nTools = m_tools.GetCount();
 277     if ( nTools == 0 )
 278         return FALSE;
 279
 280     HBITMAP oldToolBarBitmap = (HBITMAP) m_hBitmap;
 281
 282     int totalBitmapWidth = (int)(m_defaultWidth * nTools);
 283     int totalBitmapHeight = (int)m_defaultHeight;
 284
 285     // Create a bitmap for all the tool bitmaps
 286     HDC dc = ::GetDC(NULL);
 287     m_hBitmap = (WXHBITMAP) ::CreateCompatibleBitmap(dc,
 288                                                      totalBitmapWidth,
 289                                                      totalBitmapHeight);
 290     ::ReleaseDC(NULL, dc);
 291
 292     // Now blit all the tools onto this bitmap
 293     HDC memoryDC = ::CreateCompatibleDC(NULL);
 294     HBITMAP oldBitmap = (HBITMAP) ::SelectObject(memoryDC, (HBITMAP)m_hBitmap);
 295
 296     HDC memoryDC2 = ::CreateCompatibleDC(NULL);
 297
 298     // the button position
 299     wxCoord x = 0;
 300
 301     // the number of buttons (not separators)
 302     int noButtons = 0;
 303
 304     wxNode *node = m_tools.First();
 305     while (node)
 306     {
 307         wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 308         if ( tool->m_toolStyle == wxTOOL_STYLE_BUTTON && tool->m_bitmap1.Ok() )
 309         {
 310             HBITMAP hbmp = GetHbitmapOf(tool->m_bitmap1);
 311             if ( hbmp )
 312             {
 313                 HBITMAP oldBitmap2 = (HBITMAP)::SelectObject(memoryDC2, hbmp);
 314                 if ( !BitBlt(memoryDC, x, 0,  m_defaultWidth, m_defaultHeight,
 315                              memoryDC2, 0, 0, SRCCOPY) )
 316                 {
 317                     wxLogLastError("BitBlt");
 318                 }
 319
 320                 ::SelectObject(memoryDC2, oldBitmap2);
 321
 322                 x += m_defaultWidth;
 323                 noButtons++;
 324             }
 325         }
 326         node = node->Next();
 327     }
 328
 329     ::SelectObject(memoryDC, oldBitmap);
 330     ::DeleteDC(memoryDC);
 331     ::DeleteDC(memoryDC2);
 332
 333     // Map to system colours
 334     wxMapBitmap((HBITMAP) m_hBitmap, totalBitmapWidth, totalBitmapHeight);
 335
 336     if ( oldToolBarBitmap )
 337     {
 338         TBREPLACEBITMAP replaceBitmap;
 339         replaceBitmap.hInstOld = NULL;
 340         replaceBitmap.hInstNew = NULL;
 341         replaceBitmap.nIDOld = (UINT) oldToolBarBitmap;
 342         replaceBitmap.nIDNew = (UINT) (HBITMAP) m_hBitmap;
 343         replaceBitmap.nButtons = noButtons;
 344         if ( ::SendMessage(GetHwnd(), TB_REPLACEBITMAP,
 345                            0, (LPARAM) &replaceBitmap) == -1 )
 346         {
 347             wxFAIL_MSG(wxT("Could not add bitmap to toolbar"));
 348         }
 349
 350         ::DeleteObject((HBITMAP) oldToolBarBitmap);
 351
 352         // Now delete all the buttons
 353         int i = 0;
 354         while ( TRUE )
 355         {
 356             // TODO: What about separators???? They don't have an id!
 357             if ( ! ::SendMessage( GetHwnd(), TB_DELETEBUTTON, i, 0 ) )
 358                 break;
 359         }
 360     }
 361     else
 362     {
 363         TBADDBITMAP addBitmap;
 364         addBitmap.hInst = 0;
 365         addBitmap.nID = (UINT)m_hBitmap;
 366         if ( ::SendMessage(GetHwnd(), TB_ADDBITMAP,
 367                            (WPARAM) noButtons, (LPARAM)&addBitmap) == -1 )
 368         {
 369             wxFAIL_MSG(wxT("Could not add bitmap to toolbar"));
 370         }
 371     }
 372
 373     // Now add the buttons.
 374     TBBUTTON *buttons = new TBBUTTON[nTools];
 375
 376     // this array will holds the indices of all controls in the toolbar
 377     wxArrayInt controlIds;
 378
 379     int i = 0;
 380     int bitmapId = 0;
 381
 382     node = m_tools.First();
 383     while (node)
 384     {
 385         wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 386         TBBUTTON& button = buttons[i];
 387
 388         wxZeroMemory(button);
 389
 390         switch ( tool->m_toolStyle )
 391         {
 392             case wxTOOL_STYLE_CONTROL:
 393                 controlIds.Add(i);
 394                 button.idCommand = tool->m_index;
 395                 // fall through: create just a separator too
 396
 397             case wxTOOL_STYLE_SEPARATOR:
 398                 button.fsState = TBSTATE_ENABLED;
 399                 button.fsStyle = TBSTYLE_SEP;
 400                 break;
 401
 402             case wxTOOL_STYLE_BUTTON:
 403                 button.iBitmap = bitmapId;
 404                 button.idCommand = tool->m_index;
 405
 406                 if (tool->m_enabled)
 407                     button.fsState |= TBSTATE_ENABLED;
 408                 if (tool->m_toggleState)
 409                     button.fsState |= TBSTATE_CHECKED;
 410                 button.fsStyle = tool->m_isToggle ? TBSTYLE_CHECK
 411                                                   : TBSTYLE_BUTTON;
 412
 413                 bitmapId++;
 414                 break;
 415         }
 416
 417         i++;
 418         node = node->Next();
 419     }
 420
 421     if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS,
 422                         (WPARAM)i, (LPARAM)buttons) )
 423     {
 424         wxLogLastError("TB_ADDBUTTONS");
 425     }
 426
 427     delete [] buttons;
 428
 429     // adjust the controls size to fit nicely in the toolbar
 430     size_t nControls = controlIds.GetCount();
 431     for ( size_t nCtrl = 0; nCtrl < nControls; nCtrl++ )
 432     {
 433         wxToolBarTool *tool = (wxToolBarTool *)
 434                                 m_tools.Nth(controlIds[nCtrl])->Data();
 435         wxControl *control = tool->GetControl();
 436
 437         wxSize size = control->GetSize();
 438
 439         // the position of the leftmost controls corner
 440         int left = -1;
 441
 442         // TB_SETBUTTONINFO message is only supported by comctl32.dll 4.71+
 443         #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 )
 444             // available in headers, now check whether it is available now
 445             // (during run-time)
 446             if ( wxTheApp->GetComCtl32Version() >= 471 )
 447             {
 448                 // set the (underlying) separators width to be that of the
 449                 // control
 450                 TBBUTTONINFO tbbi;
 451                 tbbi.cbSize = sizeof(tbbi);
 452                 tbbi.dwMask = TBIF_SIZE;
 453                 tbbi.cx = size.x;
 454                 if ( !SendMessage(GetHwnd(), TB_SETBUTTONINFO,
 455                                   tool->m_index, (LPARAM)&tbbi) )
 456                 {
 457                     // the index is probably invalid
 458                     wxLogLastError("TB_SETBUTTONINFO");
 459                 }
 460
 461             }
 462             else
 463         #endif // comctl32.dll 4.71
 464             // TB_SETBUTTONINFO unavailable
 465             {
 466                 int index = GetIndexFromId(tool->m_index);
 467                 wxASSERT_MSG( index != wxNOT_FOUND,
 468                               _T("control wasn't added to the tbar?") );
 469
 470                 // try adding several separators to fit the controls width
 471                 RECT r;
 472                 if ( !SendMessage(GetHwnd(), TB_GETRECT,
 473                                   tool->m_index, (LPARAM)(LPRECT)&r) )
 474                 {
 475                     wxLogLastError("TB_GETITEMRECT");
 476                 }
 477
 478                 int widthSep = r.right - r.left;
 479                 left = r.left;
 480
 481                 TBBUTTON tbb;
 482                 wxZeroMemory(tbb);
 483                 tbb.idCommand = 0;
 484                 tbb.fsState = TBSTATE_ENABLED;
 485                 tbb.fsStyle = TBSTYLE_SEP;
 486
 487                 size_t nSeparators = size.x / widthSep;
 488                 for ( size_t nSep = 0; nSep < nSeparators; nSep++ )
 489                 {
 490                     m_ids.Insert(0, (size_t)index);
 491
 492                     if ( !SendMessage(GetHwnd(), TB_INSERTBUTTON,
 493                                       index, (LPARAM)&tbb) )
 494                     {
 495                         wxLogLastError("TB_INSERTBUTTON");
 496                     }
 497                 }
 498
 499                 // adjust the controls width to exactly cover the separators
 500                 control->SetSize((nSeparators + 1)*widthSep, -1);
 501             }
 502
 503         // and position the control itself correctly vertically
 504         RECT r;
 505         if ( !SendMessage(GetHwnd(), TB_GETRECT,
 506                           tool->m_index, (LPARAM)(LPRECT)&r) )
 507         {
 508             wxLogLastError("TB_GETRECT");
 509         }
 510
 511         int height = r.bottom - r.top;
 512         int diff = height - size.y;
 513         if ( diff < 0 )
 514         {
 515             // the control is too high, resize to fit
 516             control->SetSize(-1, height - 2);
 517
 518             diff = 2;
 519         }
 520
 521         control->Move(left == -1 ? r.left : left, r.top + diff / 2);
 522     }
 523
 524     (void)::SendMessage(GetHwnd(), TB_AUTOSIZE, (WPARAM)0, (LPARAM) 0);
 525
 526     SetRows(m_maxRows);
 527
 528     return TRUE;
 529 }
 530
 531 // ----------------------------------------------------------------------------
 532 // message handlers
 533 // ----------------------------------------------------------------------------
 534
 535 bool wxToolBar95::MSWCommand(WXUINT cmd, WXWORD id)
 536 {
 537     wxNode *node = m_tools.Find((long)id);
 538     if (!node)
 539         return FALSE;
 540
 541     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 542     if (tool->m_isToggle)
 543     {
 544         LRESULT state = ::SendMessage(GetHwnd(), TB_GETSTATE, id, 0);
 545         tool->m_toggleState = state & TBSTATE_CHECKED;
 546     }
 547
 548     BOOL ret = OnLeftClick((int)id, tool->m_toggleState);
 549     if ( ret == FALSE && tool->m_isToggle )
 550     {
 551         tool->m_toggleState = !tool->m_toggleState;
 552         ::SendMessage(GetHwnd(), TB_CHECKBUTTON,
 553                       (WPARAM)id, (LPARAM)MAKELONG(tool->m_toggleState, 0));
 554     }
 555
 556     return TRUE;
 557 }
 558
 559 bool wxToolBar95::MSWOnNotify(int WXUNUSED(idCtrl),
 560                             WXLPARAM lParam,
 561                             WXLPARAM *result)
 562 {
 563     // First check if this applies to us
 564     NMHDR *hdr = (NMHDR *)lParam;
 565
 566     // the tooltips control created by the toolbar is sometimes Unicode, even
 567     // in an ANSI application - this seems to be a bug in comctl32.dll v5
 568     int code = (int)hdr->code;
 569     if ( (code != TTN_NEEDTEXTA) && (code != TTN_NEEDTEXTW) )
 570         return FALSE;
 571
 572     HWND toolTipWnd = (HWND)::SendMessage((HWND)GetHWND(), TB_GETTOOLTIPS, 0, 0);
 573     if ( toolTipWnd != hdr->hwndFrom )
 574         return FALSE;
 575
 576     LPTOOLTIPTEXT ttText = (LPTOOLTIPTEXT)lParam;
 577     int id = (int)ttText->hdr.idFrom;
 578     wxNode *node = m_tools.Find((long)id);
 579     if (!node)
 580         return FALSE;
 581
 582     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 583
 584     const wxString& help = tool->m_shortHelpString;
 585
 586     if ( !help.IsEmpty() )
 587     {
 588         if ( code == TTN_NEEDTEXTA )
 589         {
 590             ttText->lpszText = (wxChar *)help.c_str();
 591         }
 592 #if (_WIN32_IE >= 0x0300)
 593         else
 594         {
 595             // FIXME this is a temp hack only until I understand better what
 596             //       must be done in both ANSI and Unicode builds
 597
 598             size_t lenAnsi = help.Len();
 599             #ifdef __MWERKS__
 600                 // MetroWerks doesn't like calling mbstowcs with NULL argument
 601                 size_t lenUnicode = 2*lenAnsi;
 602             #else
 603                 size_t lenUnicode = mbstowcs(NULL, help, lenAnsi);
 604             #endif
 605
 606             // using the pointer of right type avoids us doing all sorts of
 607             // pointer arithmetics ourselves
 608             wchar_t *dst = (wchar_t *)ttText->szText,
 609                     *pwz = new wchar_t[lenUnicode + 1];
 610             mbstowcs(pwz, help, lenAnsi + 1);
 611             memcpy(dst, pwz, lenUnicode*sizeof(wchar_t));
 612
 613             // put the terminating _wide_ NUL
 614             dst[lenUnicode] = 0;
 615
 616             delete [] pwz;
 617         }
 618 #endif // _WIN32_IE >= 0x0300
 619     }
 620
 621     // For backward compatibility...
 622     OnMouseEnter(tool->m_index);
 623
 624     return TRUE;
 625 }
 626
 627 // ----------------------------------------------------------------------------
 628 // sizing stuff
 629 // ----------------------------------------------------------------------------
 630
 631 void wxToolBar95::SetToolBitmapSize(const wxSize& size)
 632 {
 633     wxToolBarBase::SetToolBitmapSize(size);
 634
 635     ::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0, MAKELONG(size.x, size.y));
 636 }
 637
 638 void wxToolBar95::SetRows(int nRows)
 639 {
 640     // TRUE in wParam means to create at least as many rows
 641     RECT rect;
 642     ::SendMessage(GetHwnd(), TB_SETROWS,
 643                   MAKEWPARAM(nRows, TRUE), (LPARAM) &rect);
 644
 645     m_maxWidth = (rect.right - rect.left + 2);
 646     m_maxHeight = (rect.bottom - rect.top + 2);
 647
 648     m_maxRows = nRows;
 649 }
 650
 651 wxSize wxToolBar95::GetMaxSize() const
 652 {
 653     if ( (m_maxWidth == -1) || (m_maxHeight == -1) )
 654     {
 655         // it has a side effect of filling m_maxWidth/Height variables
 656         ((wxToolBar95 *)this)->SetRows(m_maxRows);  // const_cast
 657     }
 658
 659     return wxSize(m_maxWidth, m_maxHeight);
 660 }
 661
 662 // The button size is bigger than the bitmap size
 663 wxSize wxToolBar95::GetToolSize() const
 664 {
 665     // FIXME: this is completely bogus (VZ)
 666     return wxSize(m_defaultWidth + 8, m_defaultHeight + 7);
 667 }
 668
 669 // ----------------------------------------------------------------------------
 670 // tool state
 671 // ----------------------------------------------------------------------------
 672
 673 void wxToolBar95::EnableTool(int toolIndex, bool enable)
 674 {
 675     wxNode *node = m_tools.Find((long)toolIndex);
 676     if (node)
 677     {
 678         wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 679         tool->m_enabled = enable;
 680         ::SendMessage(GetHwnd(), TB_ENABLEBUTTON,
 681                       (WPARAM)toolIndex, (LPARAM)MAKELONG(enable, 0));
 682     }
 683 }
 684
 685 void wxToolBar95::ToggleTool(int toolIndex, bool toggle)
 686 {
 687     wxNode *node = m_tools.Find((long)toolIndex);
 688     if (node)
 689     {
 690         wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 691         if (tool->m_isToggle)
 692         {
 693             tool->m_toggleState = toggle;
 694             ::SendMessage(GetHwnd(), TB_CHECKBUTTON,
 695                           (WPARAM)toolIndex, (LPARAM)MAKELONG(toggle, 0));
 696         }
 697     }
 698 }
 699
 700 bool wxToolBar95::GetToolState(int toolIndex) const
 701 {
 702     wxASSERT_MSG( GetIndexFromId(toolIndex) != wxNOT_FOUND,
 703                   _T("invalid toolbar button id") );
 704
 705     return ::SendMessage(GetHwnd(), TB_ISBUTTONCHECKED,
 706                          (WPARAM)toolIndex, (LPARAM)0) != 0;
 707 }
 708
 709 // ----------------------------------------------------------------------------
 710 // event handlers
 711 // ----------------------------------------------------------------------------
 712
 713 // Responds to colour changes, and passes event on to children.
 714 void wxToolBar95::OnSysColourChanged(wxSysColourChangedEvent& event)
 715 {
 716     m_backgroundColour = wxColour(GetRValue(GetSysColor(COLOR_BTNFACE)),
 717           GetGValue(GetSysColor(COLOR_BTNFACE)), GetBValue(GetSysColor(COLOR_BTNFACE)));
 718
 719     // Remap the buttons
 720     CreateTools();
 721
 722     Refresh();
 723
 724     // Propagate the event to the non-top-level children
 725     wxWindow::OnSysColourChanged(event);
 726 }
 727
 728 void wxToolBar95::OnMouseEvent(wxMouseEvent& event)
 729 {
 730     if (event.RightDown())
 731     {
 732         // For now, we don't have an id. Later we could
 733         // try finding the tool.
 734         OnRightClick((int)-1, event.GetX(), event.GetY());
 735     }
 736     else
 737     {
 738         event.Skip();
 739     }
 740 }
 741
 742
 743 // ----------------------------------------------------------------------------
 744 // helpers
 745 // ----------------------------------------------------------------------------
 746
 747 int wxToolBar95::GetIndexFromId(int id) const
 748 {
 749     size_t count = m_ids.GetCount();
 750     for ( size_t n = 0; n < count; n++ )
 751     {
 752         if ( m_ids[n] == id )
 753             return n;
 754     }
 755
 756     return wxNOT_FOUND;
 757 }
 758
 759 // ----------------------------------------------------------------------------
 760 // private functions
 761 // ----------------------------------------------------------------------------
 762
 763 // These are the default colors used to map the bitmap colors to the current
 764 // system colors. Note that they are in BGR format because this is what Windows
 765 // wants (and not RGB)
 766
 767 #define BGR_BUTTONTEXT      (RGB(000,000,000))  // black
 768 #define BGR_BUTTONSHADOW    (RGB(128,128,128))  // dark grey
 769 #define BGR_BUTTONFACE      (RGB(192,192,192))  // bright grey
 770 #define BGR_BUTTONHILIGHT   (RGB(255,255,255))  // white
 771 #define BGR_BACKGROUNDSEL   (RGB(255,000,000))  // blue
 772 #define BGR_BACKGROUND      (RGB(255,000,255))  // magenta
 773
 774 void wxMapBitmap(HBITMAP hBitmap, int width, int height)
 775 {
 776   COLORMAP ColorMap[] =
 777   {
 778     {BGR_BUTTONTEXT,    COLOR_BTNTEXT},     // black
 779     {BGR_BUTTONSHADOW,  COLOR_BTNSHADOW},   // dark grey
 780     {BGR_BUTTONFACE,    COLOR_BTNFACE},     // bright grey
 781     {BGR_BUTTONHILIGHT, COLOR_BTNHIGHLIGHT},// white
 782     {BGR_BACKGROUNDSEL, COLOR_HIGHLIGHT},   // blue
 783     {BGR_BACKGROUND,    COLOR_WINDOW}       // magenta
 784   };
 785
 786   int NUM_MAPS = (sizeof(ColorMap)/sizeof(COLORMAP));
 787   int n;
 788   for ( n = 0; n < NUM_MAPS; n++)
 789   {
 790     ColorMap[n].to = ::GetSysColor(ColorMap[n].to);
 791   }
 792
 793   HBITMAP hbmOld;
 794   HDC hdcMem = CreateCompatibleDC(NULL);
 795
 796   if (hdcMem)
 797   {
 798     hbmOld = (HBITMAP) SelectObject(hdcMem, hBitmap);
 799
 800     int i, j, k;
 801     for ( i = 0; i < width; i++)
 802     {
 803         for ( j = 0; j < height; j++)
 804         {
 805             COLORREF pixel = ::GetPixel(hdcMem, i, j);
 806 /*
 807             BYTE red = GetRValue(pixel);
 808             BYTE green = GetGValue(pixel);
 809             BYTE blue = GetBValue(pixel);
 810 */
 811
 812             for ( k = 0; k < NUM_MAPS; k ++)
 813             {
 814                 if ( ColorMap[k].from == pixel )
 815                 {
 816                     /* COLORREF actualPixel = */ ::SetPixel(hdcMem, i, j, ColorMap[k].to);
 817                     break;
 818                 }
 819             }
 820         }
 821     }
 822
 823
 824     SelectObject(hdcMem, hbmOld);
 825     DeleteObject(hdcMem);
 826   }
 827
 828 }
 829
 830 // Some experiments...
 831 #if 0
 832   // What we want to do is create another bitmap which has a depth of 4,
 833   // and set the bits. So probably we want to convert this HBITMAP into a
 834   // DIB, then call SetDIBits.
 835   // AAAGH. The stupid thing is that if newBitmap has a depth of 4 (less than that of
 836   // the screen), then SetDIBits fails.
 837   HBITMAP newBitmap = ::CreateBitmap(totalBitmapWidth, totalBitmapHeight, 1, 4, NULL);
 838   HANDLE newDIB = ::BitmapToDIB((HBITMAP) m_hBitmap, NULL);
 839   LPBITMAPINFOHEADER lpbmi = (LPBITMAPINFOHEADER) GlobalLock(newDIB);
 840
 841   dc = ::GetDC(NULL);
 842 //  LPBITMAPINFOHEADER lpbmi = (LPBITMAPINFOHEADER) newDIB;
 843
 844   int result = ::SetDIBits(dc, newBitmap, 0, lpbmi->biHeight, FindDIBBits((LPSTR)lpbmi), (LPBITMAPINFO)lpbmi,
 845     DIB_PAL_COLORS);
 846   DWORD err = GetLastError();
 847
 848   ::ReleaseDC(NULL, dc);
 849
 850   // Delete the DIB
 851   GlobalUnlock (newDIB);
 852   GlobalFree (newDIB);
 853
 854 //  WXHBITMAP hBitmap2 = wxCreateMappedBitmap((WXHINSTANCE) wxGetInstance(), (WXHBITMAP) m_hBitmap);
 855   // Substitute our new bitmap for the old one
 856   ::DeleteObject((HBITMAP) m_hBitmap);
 857   m_hBitmap = (WXHBITMAP) newBitmap;
 858 #endif
 859
 860
 861 #endif // !(wxUSE_TOOLBAR && Win95)