src/generic/tbarsmpl.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        generic/tbarsmpl.cpp
   3 // Purpose:     wxToolBarSimple
   4 // Author:      Julian Smart
   5 // Modified by: VZ on 14.12.99 during wxToolBarSimple reorganization
   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 "tbarsmpl.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 #if wxUSE_TOOLBAR_SIMPLE
  32
  33 #ifndef WX_PRECOMP
  34     #include "wx/settings.h"
  35     #include "wx/window.h"
  36     #include "wx/dcclient.h"
  37     #include "wx/dcmemory.h"
  38 #endif
  39
  40 #include "wx/tbarsmpl.h"
  41
  42 // ----------------------------------------------------------------------------
  43 // private classes
  44 // ----------------------------------------------------------------------------
  45
  46 class WXDLLEXPORT wxToolBarToolSimple : public wxToolBarToolBase
  47 {
  48 public:
  49     wxToolBarToolSimple(wxToolBarSimple *tbar,
  50                         int id,
  51                         const wxBitmap& bitmap1,
  52                         const wxBitmap& bitmap2,
  53                         bool toggle,
  54                         wxObject *clientData,
  55                         const wxString& shortHelpString,
  56                         const wxString& longHelpString)
  57         : wxToolBarToolBase(tbar, id, bitmap1, bitmap2, toggle,
  58                             clientData, shortHelpString, longHelpString)
  59     {
  60     }
  61
  62     wxToolBarToolSimple(wxToolBarSimple *tbar, wxControl *control)
  63         : wxToolBarToolBase(tbar, control)
  64     {
  65     }
  66
  67     void SetSize(const wxSize& size)
  68     {
  69         m_width = size.x;
  70         m_height = size.y;
  71     }
  72
  73     wxCoord GetWidth() const { return m_width; }
  74     wxCoord GetHeight() const { return m_height; }
  75
  76     wxCoord               m_x;
  77     wxCoord               m_y;
  78     wxCoord               m_width;
  79     wxCoord               m_height;
  80 };
  81
  82 // ----------------------------------------------------------------------------
  83 // wxWin macros
  84 // ----------------------------------------------------------------------------
  85
  86 IMPLEMENT_DYNAMIC_CLASS(wxToolBarSimple, wxToolBarBase)
  87
  88 #if !wxUSE_TOOLBAR_NATIVE || defined(__WXUNIVERSAL__)
  89     #include "wx/toolbar.h"
  90
  91     IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxToolBarSimple)
  92 #endif
  93
  94 BEGIN_EVENT_TABLE(wxToolBarSimple, wxToolBarBase)
  95     EVT_SIZE(wxToolBarSimple::OnSize)
  96     EVT_SCROLL(wxToolBarSimple::OnScroll)
  97     EVT_PAINT(wxToolBarSimple::OnPaint)
  98     EVT_KILL_FOCUS(wxToolBarSimple::OnKillFocus)
  99     EVT_MOUSE_EVENTS(wxToolBarSimple::OnMouseEvent)
 100 END_EVENT_TABLE()
 101
 102 // ============================================================================
 103 // implementation
 104 // ============================================================================
 105
 106 // ----------------------------------------------------------------------------
 107 // tool bar tools creation
 108 // ----------------------------------------------------------------------------
 109
 110 wxToolBarToolBase *wxToolBarSimple::CreateTool(int id,
 111                                                const wxBitmap& bitmap1,
 112                                                const wxBitmap& bitmap2,
 113                                                bool toggle,
 114                                                wxObject *clientData,
 115                                                const wxString& shortHelpString,
 116                                                const wxString& longHelpString)
 117 {
 118     return new wxToolBarToolSimple(this, id, bitmap1, bitmap2, toggle,
 119                                    clientData, shortHelpString, longHelpString);
 120 }
 121
 122 wxToolBarToolBase *wxToolBarSimple::CreateTool(wxControl *control)
 123 {
 124     return new wxToolBarToolSimple(this, control);
 125 }
 126
 127 // ----------------------------------------------------------------------------
 128 // wxToolBarSimple creation
 129 // ----------------------------------------------------------------------------
 130
 131 void wxToolBarSimple::Init()
 132 {
 133     m_currentRowsOrColumns = 0;
 134
 135     m_lastX =
 136     m_lastY = 0;
 137
 138     m_maxWidth =
 139     m_maxHeight = 0;
 140
 141     m_pressedTool =
 142     m_currentTool = -1;
 143
 144     m_xPos =
 145     m_yPos = -1;
 146
 147     m_toolPacking = 1;
 148     m_toolSeparation = 5;
 149
 150     m_defaultWidth = 16;
 151     m_defaultHeight = 15;
 152
 153     m_xScrollPixelsPerLine = 1;
 154     m_yScrollPixelsPerLine = 1;
 155     m_xScrollingEnabled = FALSE;
 156     m_yScrollingEnabled = FALSE;
 157     m_xScrollPosition = 0;
 158     m_yScrollPosition = 0;
 159     m_xScrollLines = 0;
 160     m_yScrollLines = 0;
 161     m_xScrollLinesPerPage = 0;
 162     m_yScrollLinesPerPage = 0;
 163 }
 164
 165 wxToolBarToolBase *wxToolBarSimple::AddTool(int id,
 166                                             const wxBitmap& bitmap,
 167                                             const wxBitmap& pushedBitmap,
 168                                             bool toggle,
 169                                             wxCoord xPos,
 170                                             wxCoord yPos,
 171                                             wxObject *clientData,
 172                                             const wxString& helpString1,
 173                                             const wxString& helpString2)
 174 {
 175     // rememeber the position for DoInsertTool()
 176     m_xPos = xPos;
 177     m_yPos = yPos;
 178
 179     return wxToolBarBase::AddTool(id, bitmap, pushedBitmap, toggle,
 180                                   xPos, yPos, clientData,
 181                                   helpString1, helpString2);
 182 }
 183
 184 bool wxToolBarSimple::DoInsertTool(size_t WXUNUSED(pos),
 185                                    wxToolBarToolBase *toolBase)
 186 {
 187     wxToolBarToolSimple *tool = (wxToolBarToolSimple *)toolBase;
 188
 189     wxCHECK_MSG( !tool->IsControl(), FALSE,
 190                  _T("generic wxToolBarSimple doesn't support controls") );
 191
 192     tool->m_x = m_xPos;
 193     if ( tool->m_x == -1 )
 194         tool->m_x = m_xMargin;
 195
 196     tool->m_y = m_yPos;
 197     if ( tool->m_y == -1 )
 198         tool->m_y = m_yMargin;
 199
 200     tool->SetSize(GetToolSize());
 201
 202     if ( tool->IsButton() )
 203     {
 204         // Calculate reasonable max size in case Layout() not called
 205         if ((tool->m_x + tool->GetBitmap1().GetWidth() + m_xMargin) > m_maxWidth)
 206             m_maxWidth = (wxCoord)((tool->m_x + tool->GetWidth() + m_xMargin));
 207
 208         if ((tool->m_y + tool->GetBitmap1().GetHeight() + m_yMargin) > m_maxHeight)
 209             m_maxHeight = (wxCoord)((tool->m_y + tool->GetHeight() + m_yMargin));
 210     }
 211
 212     return TRUE;
 213 }
 214
 215 bool wxToolBarSimple::DoDeleteTool(size_t WXUNUSED(pos),
 216                                    wxToolBarToolBase *tool)
 217 {
 218     // VZ: didn't test whether it works, but why not...
 219     tool->Detach();
 220
 221     Refresh();
 222
 223     return TRUE;
 224 }
 225
 226 bool wxToolBarSimple::Create(wxWindow *parent,
 227                              wxWindowID id,
 228                              const wxPoint& pos,
 229                              const wxSize& size,
 230                              long style,
 231                              const wxString& name)
 232 {
 233     if ( !wxWindow::Create(parent, id, pos, size, style, name) )
 234         return FALSE;
 235
 236     // Set it to grey (or other 3D face colour)
 237     wxSystemSettings settings;
 238     SetBackgroundColour(settings.GetSystemColour(wxSYS_COLOUR_3DFACE));
 239
 240     if ( GetWindowStyleFlag() & wxTB_VERTICAL )
 241     {
 242         m_lastX = 7;
 243         m_lastY = 3;
 244
 245         m_maxRows = 32000;      // a lot
 246         m_maxCols = 1;
 247     }
 248     else
 249     {
 250         m_lastX = 3;
 251         m_lastY = 7;
 252
 253         m_maxRows = 1;
 254         m_maxCols = 32000;      // a lot
 255     }
 256
 257     SetCursor(*wxSTANDARD_CURSOR);
 258
 259     return TRUE;
 260 }
 261
 262 wxToolBarSimple::~wxToolBarSimple()
 263 {
 264 }
 265
 266 bool wxToolBarSimple::Realize()
 267 {
 268     m_currentRowsOrColumns = 0;
 269     m_lastX = m_xMargin;
 270     m_lastY = m_yMargin;
 271     m_maxWidth = 0;
 272     m_maxHeight = 0;
 273
 274     int maxToolWidth = 0;
 275     int maxToolHeight = 0;
 276
 277     // Find the maximum tool width and height
 278     wxToolBarToolsList::Node *node = m_tools.GetFirst();
 279     while ( node )
 280     {
 281         wxToolBarToolSimple *tool = (wxToolBarToolSimple *)node->GetData();
 282         if ( tool->GetWidth() > maxToolWidth )
 283             maxToolWidth = tool->GetWidth();
 284         if (tool->GetHeight() > maxToolHeight)
 285             maxToolHeight = tool->GetHeight();
 286
 287         node = node->GetNext();
 288     }
 289
 290     int separatorSize = m_toolSeparation;
 291
 292     node = m_tools.GetFirst();
 293     while ( node )
 294     {
 295         wxToolBarToolSimple *tool = (wxToolBarToolSimple *)node->GetData();
 296         if ( tool->IsSeparator() )
 297         {
 298             if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
 299             {
 300                 if (m_currentRowsOrColumns >= m_maxCols)
 301                     m_lastY += separatorSize;
 302                 else
 303                     m_lastX += separatorSize;
 304             }
 305             else
 306             {
 307                 if (m_currentRowsOrColumns >= m_maxRows)
 308                     m_lastX += separatorSize;
 309                 else
 310                     m_lastY += separatorSize;
 311             }
 312         }
 313         else if ( tool->IsButton() )
 314         {
 315             if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
 316             {
 317                 if (m_currentRowsOrColumns >= m_maxCols)
 318                 {
 319                     m_currentRowsOrColumns = 0;
 320                     m_lastX = m_xMargin;
 321                     m_lastY += maxToolHeight + m_toolPacking;
 322                 }
 323                 tool->m_x = (wxCoord)(m_lastX + (maxToolWidth - tool->GetWidth())/2.0);
 324                 tool->m_y = (wxCoord)(m_lastY + (maxToolHeight - tool->GetHeight())/2.0);
 325
 326                 m_lastX += maxToolWidth + m_toolPacking;
 327             }
 328             else
 329             {
 330                 if (m_currentRowsOrColumns >= m_maxRows)
 331                 {
 332                     m_currentRowsOrColumns = 0;
 333                     m_lastX += (maxToolWidth + m_toolPacking);
 334                     m_lastY = m_yMargin;
 335                 }
 336                 tool->m_x = (wxCoord)(m_lastX + (maxToolWidth - tool->GetWidth())/2.0);
 337                 tool->m_y = (wxCoord)(m_lastY + (maxToolHeight - tool->GetHeight())/2.0);
 338
 339                 m_lastY += maxToolHeight + m_toolPacking;
 340             }
 341             m_currentRowsOrColumns ++;
 342         }
 343         else
 344         {
 345             // TODO: support the controls
 346         }
 347
 348         if (m_lastX > m_maxWidth)
 349             m_maxWidth = m_lastX;
 350         if (m_lastY > m_maxHeight)
 351             m_maxHeight = m_lastY;
 352
 353         node = node->GetNext();
 354     }
 355
 356     if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
 357         m_maxWidth += maxToolWidth;
 358     else
 359         m_maxHeight += maxToolHeight;
 360
 361     m_maxWidth += m_xMargin;
 362     m_maxHeight += m_yMargin;
 363
 364     return TRUE;
 365 }
 366
 367 // ----------------------------------------------------------------------------
 368 // event handlers
 369 // ----------------------------------------------------------------------------
 370
 371 void wxToolBarSimple::OnPaint (wxPaintEvent& WXUNUSED(event))
 372 {
 373     wxPaintDC dc(this);
 374     PrepareDC(dc);
 375
 376     static int count = 0;
 377     // Prevent reentry of OnPaint which would cause wxMemoryDC errors.
 378     if ( count > 0 )
 379         return;
 380     count++;
 381
 382     for ( wxToolBarToolsList::Node *node = m_tools.GetFirst();
 383           node;
 384           node = node->GetNext() )
 385     {
 386         wxToolBarToolBase *tool = node->GetData();
 387         if ( tool->IsButton() )
 388             DrawTool(dc, tool);
 389     }
 390
 391     count--;
 392 }
 393
 394 void wxToolBarSimple::OnSize (wxSizeEvent& WXUNUSED(event))
 395 {
 396 #if wxUSE_CONSTRAINTS
 397     if (GetAutoLayout())
 398         Layout();
 399 #endif
 400
 401     AdjustScrollbars();
 402 }
 403
 404 void wxToolBarSimple::OnKillFocus(wxFocusEvent& WXUNUSED(event))
 405 {
 406     OnMouseEnter(m_pressedTool = m_currentTool = -1);
 407 }
 408
 409 void wxToolBarSimple::OnMouseEvent(wxMouseEvent & event)
 410 {
 411     wxCoord x, y;
 412     event.GetPosition(&x, &y);
 413     wxToolBarToolSimple *tool = (wxToolBarToolSimple *)FindToolForPosition(x, y);
 414
 415     if (event.LeftDown())
 416     {
 417         CaptureMouse();
 418     }
 419     if (event.LeftUp())
 420     {
 421         ReleaseMouse();
 422     }
 423
 424     if (!tool)
 425     {
 426         if (m_currentTool > -1)
 427         {
 428             if (event.LeftIsDown())
 429                 SpringUpButton(m_currentTool);
 430             m_currentTool = -1;
 431             OnMouseEnter(-1);
 432         }
 433         return;
 434     }
 435
 436     if (!event.IsButton())
 437     {
 438         if ( tool->GetId() != m_currentTool )
 439         {
 440             // If the left button is kept down and moved over buttons,
 441             // press those buttons.
 442             if ( event.LeftIsDown() && tool->IsEnabled() )
 443             {
 444                 SpringUpButton(m_currentTool);
 445
 446                 if ( tool->CanBeToggled() )
 447                 {
 448                     tool->Toggle();
 449                 }
 450
 451                 DrawTool(tool);
 452             }
 453
 454             m_currentTool = tool->GetId();
 455             OnMouseEnter(m_currentTool);
 456         }
 457         return;
 458     }
 459
 460     // Left button pressed.
 461     if ( event.LeftDown() && tool->IsEnabled() )
 462     {
 463         if ( tool->CanBeToggled() )
 464         {
 465             tool->Toggle();
 466         }
 467
 468         DrawTool(tool);
 469     }
 470     else if (event.RightDown())
 471     {
 472         OnRightClick(tool->GetId(), x, y);
 473     }
 474
 475     // Left Button Released.  Only this action confirms selection.
 476     // If the button is enabled and it is not a toggle tool and it is
 477     // in the pressed state, then raise the button and call OnLeftClick.
 478     //
 479     if ( event.LeftUp() && tool->IsEnabled() )
 480     {
 481         // Pass the OnLeftClick event to tool
 482         if ( !OnLeftClick(tool->GetId(), tool->IsToggled()) &&
 483                           tool->CanBeToggled() )
 484         {
 485             // If it was a toggle, and OnLeftClick says No Toggle allowed,
 486             // then change it back
 487             tool->Toggle();
 488         }
 489
 490         DrawTool(tool);
 491     }
 492 }
 493
 494 // ----------------------------------------------------------------------------
 495 // drawing
 496 // ----------------------------------------------------------------------------
 497
 498 void wxToolBarSimple::DrawTool(wxToolBarToolBase *tool)
 499 {
 500     wxClientDC dc(this);
 501     DrawTool(dc, tool);
 502 }
 503
 504 void wxToolBarSimple::DrawTool(wxDC& dc, wxToolBarToolBase *toolBase)
 505 {
 506     wxToolBarToolSimple *tool = (wxToolBarToolSimple *)toolBase;
 507
 508     wxMemoryDC memDC;
 509     PrepareDC(dc);
 510
 511     wxPen dark_grey_pen(wxColour( 85,85,85 ), 1, wxSOLID);
 512     wxPen white_pen("WHITE", 1, wxSOLID);
 513     wxPen black_pen("BLACK", 1, wxSOLID);
 514
 515     wxBitmap bitmap = tool->GetBitmap();
 516
 517     if ( bitmap.Ok() )
 518     {
 519 #if wxUSE_PALETTE
 520 #ifndef __WXGTK__
 521         if (bitmap.GetPalette())
 522             memDC.SetPalette(*bitmap.GetPalette());
 523 #endif
 524 #endif // wxUSE_PALETTE
 525
 526         int ax = (int)tool->m_x,
 527         ay = (int)tool->m_y,
 528         bx = (int)(tool->m_x+tool->GetWidth()),
 529         by = (int)(tool->m_y+tool->GetHeight());
 530
 531         memDC.SelectObject(bitmap);
 532         if (m_windowStyle & wxTB_3DBUTTONS)
 533         {
 534             dc.SetClippingRegion(ax, ay, (bx-ax+1), (by-ay+1));
 535             dc.Blit((ax+1), (ay+1), (bx-ax-2), (by-ay-2), &memDC, 0, 0);
 536             wxPen * old_pen = & dc.GetPen();
 537             dc.SetPen( white_pen );
 538             dc.DrawLine(ax,(by-1),ax,ay);
 539             dc.DrawLine(ax,ay,(bx-1),ay);
 540             dc.SetPen( dark_grey_pen );
 541             dc.DrawLine((bx-1),(ay+1),(bx-1),(by-1));
 542             dc.DrawLine((bx-1),(by-1),(ax+1),(by-1));
 543             dc.SetPen( black_pen );
 544             dc.DrawLine(bx,ay,bx,by);
 545             dc.DrawLine(bx,by,ax,by);
 546             dc.SetPen( *old_pen );
 547             dc.DestroyClippingRegion();
 548             // Select bitmap out of the DC
 549         }
 550         else
 551         {
 552             dc.Blit(tool->m_x, tool->m_y,
 553                     bitmap.GetWidth(), bitmap.GetHeight(),
 554                     &memDC, 0, 0);
 555         }
 556         memDC.SelectObject(wxNullBitmap);
 557
 558 #if wxUSE_PALETTE
 559 #ifndef __WXGTK__
 560         memDC.SetPalette(wxNullPalette);
 561 #endif
 562 #endif // wxUSE_PALETTE
 563     }
 564     // No second bitmap, so draw a thick line around bitmap, or invert if mono
 565     else if ( tool->IsToggled() )
 566     {
 567         bool drawBorder = FALSE;
 568 #ifdef __X__ // X doesn't invert properly on colour
 569         drawBorder = wxColourDisplay();
 570 #else       // Inversion works fine under Windows
 571         drawBorder = FALSE;
 572 #endif
 573
 574         if (!drawBorder)
 575         {
 576             memDC.SelectObject(tool->GetBitmap1());
 577             dc.Blit(tool->m_x, tool->m_y, tool->GetWidth(), tool->GetHeight(),
 578                     &memDC, 0, 0, wxSRC_INVERT);
 579             memDC.SelectObject(wxNullBitmap);
 580         }
 581         else
 582         {
 583             bitmap = tool->GetBitmap1();
 584
 585             if (m_windowStyle & wxTB_3DBUTTONS)
 586             {
 587                 int ax = (int)tool->m_x,
 588                 ay = (int)tool->m_y,
 589                 bx = (int)(tool->m_x+tool->GetWidth()),
 590                 by = (int)(tool->m_y+tool->GetHeight());
 591
 592                 memDC.SelectObject(bitmap);
 593                 dc.SetClippingRegion(ax, ay, (bx-ax+1), (by-ay+1));
 594                 dc.Blit((ax+2), (ay+2), (bx-ax-2), (by-ay-2), &memDC, 0, 0);
 595                 wxPen * old_pen = & dc.GetPen();
 596                 dc.SetPen( black_pen );
 597                 dc.DrawLine(ax,(by-1),ax,ay);
 598                 dc.DrawLine(ax,ay,(bx-1),ay);
 599                 dc.SetPen( dark_grey_pen );
 600                 dc.DrawLine((ax+1),(by-2),(ax+1),(ay+1));
 601                 dc.DrawLine((ax+1),(ay+1),(bx-2),(ay+1));
 602                 dc.SetPen( white_pen );
 603                 dc.DrawLine(bx,ay,bx,by);
 604                 dc.DrawLine(bx,by,ax,by);
 605                 dc.SetPen( *old_pen );
 606                 dc.DestroyClippingRegion();
 607                 memDC.SelectObject(wxNullBitmap);
 608             }
 609             else
 610             {
 611                 wxCoord x = tool->m_x;
 612                 wxCoord y = tool->m_y;
 613                 wxCoord w = bitmap.GetWidth();
 614                 wxCoord h = bitmap.GetHeight();
 615                 wxPen thick_black_pen("BLACK", 3, wxSOLID);
 616
 617                 memDC.SelectObject(bitmap);
 618                 dc.SetClippingRegion(tool->m_x, tool->m_y, w, h);
 619                 dc.Blit(tool->m_x, tool->m_y, w, h,
 620                         &memDC, 0, 0);
 621                 dc.SetPen(thick_black_pen);
 622                 dc.SetBrush(*wxTRANSPARENT_BRUSH);
 623                 dc.DrawRectangle(x, y, w-1, h-1);
 624                 dc.DestroyClippingRegion();
 625                 memDC.SelectObject(wxNullBitmap);
 626             }
 627         }
 628     }
 629 }
 630
 631 // ----------------------------------------------------------------------------
 632 // toolbar geometry
 633 // ----------------------------------------------------------------------------
 634
 635 void wxToolBarSimple::SetRows(int nRows)
 636 {
 637     wxCHECK_RET( nRows != 0, _T("max number of rows must be > 0") );
 638
 639     m_maxCols = (GetToolsCount() + nRows - 1) / nRows;
 640
 641     AdjustScrollbars();
 642     Refresh();
 643 }
 644
 645 wxToolBarToolBase *wxToolBarSimple::FindToolForPosition(wxCoord x,
 646                                                         wxCoord y) const
 647 {
 648     wxToolBarToolsList::Node *node = m_tools.GetFirst();
 649     while (node)
 650     {
 651         wxToolBarToolSimple *tool = (wxToolBarToolSimple *)node->GetData();
 652         if ((x >= tool->m_x) && (y >= tool->m_y) &&
 653             (x <= (tool->m_x + tool->GetWidth())) &&
 654             (y <= (tool->m_y + tool->GetHeight())))
 655         {
 656             return tool;
 657         }
 658
 659         node = node->GetNext();
 660     }
 661
 662     return (wxToolBarToolBase *)NULL;
 663 }
 664
 665 // ----------------------------------------------------------------------------
 666 // tool state change handlers
 667 // ----------------------------------------------------------------------------
 668
 669 void wxToolBarSimple::DoEnableTool(wxToolBarToolBase *tool,
 670                                    bool WXUNUSED(enable))
 671 {
 672     DrawTool(tool);
 673 }
 674
 675 void wxToolBarSimple::DoToggleTool(wxToolBarToolBase *tool,
 676                                    bool WXUNUSED(toggle))
 677 {
 678     DrawTool(tool);
 679 }
 680
 681 void wxToolBarSimple::DoSetToggle(wxToolBarToolBase * WXUNUSED(tool),
 682                                   bool WXUNUSED(toggle))
 683 {
 684     // nothing to do
 685 }
 686
 687 // Okay, so we've left the tool we're in ... we must check if the tool we're
 688 // leaving was a 'sprung push button' and if so, spring it back to the up
 689 // state.
 690 void wxToolBarSimple::SpringUpButton(int id)
 691 {
 692     wxToolBarToolBase *tool = FindById(id);
 693
 694     if ( tool && tool->CanBeToggled() )
 695     {
 696         if (tool->IsToggled())
 697             tool->Toggle();
 698
 699         DrawTool(tool);
 700     }
 701 }
 702
 703 // ----------------------------------------------------------------------------
 704 // scrolling implementation
 705 // ----------------------------------------------------------------------------
 706
 707 /*
 708  * pixelsPerUnitX/pixelsPerUnitY: number of pixels per unit (e.g. pixels per text line)
 709  * noUnitsX/noUnitsY:        : no. units per scrollbar
 710  */
 711 void wxToolBarSimple::SetScrollbars (int pixelsPerUnitX, int pixelsPerUnitY,
 712                                    int noUnitsX, int noUnitsY,
 713                                    int xPos, int yPos)
 714 {
 715     m_xScrollPixelsPerLine = pixelsPerUnitX;
 716     m_yScrollPixelsPerLine = pixelsPerUnitY;
 717     m_xScrollLines = noUnitsX;
 718     m_yScrollLines = noUnitsY;
 719
 720     int w, h;
 721     GetSize(&w, &h);
 722
 723     // Recalculate scroll bar range and position
 724     if (m_xScrollLines > 0)
 725     {
 726         m_xScrollPosition = xPos;
 727         SetScrollPos (wxHORIZONTAL, m_xScrollPosition, TRUE);
 728     }
 729     else
 730     {
 731         SetScrollbar(wxHORIZONTAL, 0, 0, 0, FALSE);
 732         m_xScrollPosition = 0;
 733     }
 734
 735     if (m_yScrollLines > 0)
 736     {
 737         m_yScrollPosition = yPos;
 738         SetScrollPos (wxVERTICAL, m_yScrollPosition, TRUE);
 739     }
 740     else
 741     {
 742         SetScrollbar(wxVERTICAL, 0, 0, 0, FALSE);
 743         m_yScrollPosition = 0;
 744     }
 745     AdjustScrollbars();
 746     Refresh();
 747
 748 #if 0 //def __WXMSW__
 749     ::UpdateWindow ((HWND) GetHWND());
 750 #endif
 751 }
 752
 753 void wxToolBarSimple::OnScroll(wxScrollEvent& event)
 754 {
 755     int orient = event.GetOrientation();
 756
 757     int nScrollInc = CalcScrollInc(event);
 758     if (nScrollInc == 0)
 759         return;
 760
 761     if (orient == wxHORIZONTAL)
 762     {
 763         int newPos = m_xScrollPosition + nScrollInc;
 764         SetScrollPos(wxHORIZONTAL, newPos, TRUE );
 765     }
 766     else
 767     {
 768         int newPos = m_yScrollPosition + nScrollInc;
 769         SetScrollPos(wxVERTICAL, newPos, TRUE );
 770     }
 771
 772     if (orient == wxHORIZONTAL)
 773     {
 774         if (m_xScrollingEnabled)
 775             ScrollWindow(-m_xScrollPixelsPerLine * nScrollInc, 0, NULL);
 776         else
 777             Refresh();
 778     }
 779     else
 780     {
 781         if (m_yScrollingEnabled)
 782             ScrollWindow(0, -m_yScrollPixelsPerLine * nScrollInc, NULL);
 783         else
 784             Refresh();
 785     }
 786
 787     if (orient == wxHORIZONTAL)
 788     {
 789         m_xScrollPosition += nScrollInc;
 790     }
 791     else
 792     {
 793         m_yScrollPosition += nScrollInc;
 794     }
 795
 796 }
 797
 798 int wxToolBarSimple::CalcScrollInc(wxScrollEvent& event)
 799 {
 800     int pos = event.GetPosition();
 801     int orient = event.GetOrientation();
 802
 803     int nScrollInc = 0;
 804     if (event.GetEventType() == wxEVT_SCROLL_TOP)
 805     {
 806             if (orient == wxHORIZONTAL)
 807                 nScrollInc = - m_xScrollPosition;
 808             else
 809                 nScrollInc = - m_yScrollPosition;
 810     } else
 811     if (event.GetEventType() == wxEVT_SCROLL_BOTTOM)
 812     {
 813             if (orient == wxHORIZONTAL)
 814                 nScrollInc = m_xScrollLines - m_xScrollPosition;
 815             else
 816                 nScrollInc = m_yScrollLines - m_yScrollPosition;
 817     } else
 818     if (event.GetEventType() == wxEVT_SCROLL_LINEUP)
 819     {
 820             nScrollInc = -1;
 821     } else
 822     if (event.GetEventType() == wxEVT_SCROLL_LINEDOWN)
 823     {
 824             nScrollInc = 1;
 825     } else
 826     if (event.GetEventType() == wxEVT_SCROLL_PAGEUP)
 827     {
 828             if (orient == wxHORIZONTAL)
 829                 nScrollInc = -GetScrollPageSize(wxHORIZONTAL);
 830             else
 831                 nScrollInc = -GetScrollPageSize(wxVERTICAL);
 832     } else
 833     if (event.GetEventType() == wxEVT_SCROLL_PAGEDOWN)
 834     {
 835             if (orient == wxHORIZONTAL)
 836                 nScrollInc = GetScrollPageSize(wxHORIZONTAL);
 837             else
 838                 nScrollInc = GetScrollPageSize(wxVERTICAL);
 839     } else
 840     if ((event.GetEventType() == wxEVT_SCROLL_THUMBTRACK) ||
 841         (event.GetEventType() == wxEVT_SCROLL_THUMBRELEASE))
 842     {
 843             if (orient == wxHORIZONTAL)
 844                 nScrollInc = pos - m_xScrollPosition;
 845             else
 846                 nScrollInc = pos - m_yScrollPosition;
 847     }
 848
 849     if (orient == wxHORIZONTAL)
 850     {
 851         int w, h;
 852         GetClientSize(&w, &h);
 853
 854         int nMaxWidth = m_xScrollLines*m_xScrollPixelsPerLine;
 855         int noPositions = (int) ( ((nMaxWidth - w)/(float)m_xScrollPixelsPerLine) + 0.5 );
 856         if (noPositions < 0)
 857             noPositions = 0;
 858
 859         if ( (m_xScrollPosition + nScrollInc) < 0 )
 860             nScrollInc = -m_xScrollPosition; // As -ve as we can go
 861         else if ( (m_xScrollPosition + nScrollInc) > noPositions )
 862             nScrollInc = noPositions - m_xScrollPosition; // As +ve as we can go
 863
 864         return nScrollInc;
 865     }
 866     else
 867     {
 868         int w, h;
 869         GetClientSize(&w, &h);
 870
 871         int nMaxHeight = m_yScrollLines*m_yScrollPixelsPerLine;
 872         int noPositions = (int) ( ((nMaxHeight - h)/(float)m_yScrollPixelsPerLine) + 0.5 );
 873         if (noPositions < 0)
 874             noPositions = 0;
 875
 876         if ( (m_yScrollPosition + nScrollInc) < 0 )
 877             nScrollInc = -m_yScrollPosition; // As -ve as we can go
 878         else if ( (m_yScrollPosition + nScrollInc) > noPositions )
 879             nScrollInc = noPositions - m_yScrollPosition; // As +ve as we can go
 880
 881         return nScrollInc;
 882     }
 883 }
 884
 885 // Adjust the scrollbars - new version.
 886 void wxToolBarSimple::AdjustScrollbars()
 887 {
 888     int w, h;
 889     GetClientSize(&w, &h);
 890
 891     // Recalculate scroll bar range and position
 892     if (m_xScrollLines > 0)
 893     {
 894         int nMaxWidth = m_xScrollLines*m_xScrollPixelsPerLine;
 895         int newRange = (int) ( ((nMaxWidth)/(float)m_xScrollPixelsPerLine) + 0.5 );
 896         if (newRange < 0)
 897             newRange = 0;
 898
 899         m_xScrollPosition = wxMin(newRange, m_xScrollPosition);
 900
 901         // Calculate page size i.e. number of scroll units you get on the
 902         // current client window
 903         int noPagePositions = (int) ( (w/(float)m_xScrollPixelsPerLine) + 0.5 );
 904         if (noPagePositions < 1)
 905             noPagePositions = 1;
 906
 907         SetScrollbar(wxHORIZONTAL, m_xScrollPosition, noPagePositions, newRange);
 908         SetScrollPageSize(wxHORIZONTAL, noPagePositions);
 909     }
 910     if (m_yScrollLines > 0)
 911     {
 912         int nMaxHeight = m_yScrollLines*m_yScrollPixelsPerLine;
 913         int newRange = (int) ( ((nMaxHeight)/(float)m_yScrollPixelsPerLine) + 0.5 );
 914         if (newRange < 0)
 915             newRange = 0;
 916
 917         m_yScrollPosition = wxMin(newRange, m_yScrollPosition);
 918
 919         // Calculate page size i.e. number of scroll units you get on the
 920         // current client window
 921         int noPagePositions = (int) ( (h/(float)m_yScrollPixelsPerLine) + 0.5 );
 922         if (noPagePositions < 1)
 923             noPagePositions = 1;
 924
 925         SetScrollbar(wxVERTICAL, m_yScrollPosition, noPagePositions, newRange);
 926         SetScrollPageSize(wxVERTICAL, noPagePositions);
 927     }
 928 }
 929
 930 // Prepare the DC by translating it according to the current scroll position
 931 void wxToolBarSimple::PrepareDC(wxDC& dc)
 932 {
 933     dc.SetDeviceOrigin(- m_xScrollPosition * m_xScrollPixelsPerLine, - m_yScrollPosition * m_yScrollPixelsPerLine);
 934 }
 935
 936 void wxToolBarSimple::GetScrollPixelsPerUnit (int *x_unit, int *y_unit) const
 937 {
 938       *x_unit = m_xScrollPixelsPerLine;
 939       *y_unit = m_yScrollPixelsPerLine;
 940 }
 941
 942 int wxToolBarSimple::GetScrollPageSize(int orient) const
 943 {
 944     if ( orient == wxHORIZONTAL )
 945         return m_xScrollLinesPerPage;
 946     else
 947         return m_yScrollLinesPerPage;
 948 }
 949
 950 void wxToolBarSimple::SetScrollPageSize(int orient, int pageSize)
 951 {
 952     if ( orient == wxHORIZONTAL )
 953         m_xScrollLinesPerPage = pageSize;
 954     else
 955         m_yScrollLinesPerPage = pageSize;
 956 }
 957
 958 /*
 959  * Scroll to given position (scroll position, not pixel position)
 960  */
 961 void wxToolBarSimple::Scroll (int x_pos, int y_pos)
 962 {
 963     int old_x, old_y;
 964     ViewStart (&old_x, &old_y);
 965     if (((x_pos == -1) || (x_pos == old_x)) && ((y_pos == -1) || (y_pos == old_y)))
 966         return;
 967
 968     if (x_pos > -1)
 969     {
 970         m_xScrollPosition = x_pos;
 971         SetScrollPos (wxHORIZONTAL, x_pos, TRUE);
 972     }
 973     if (y_pos > -1)
 974     {
 975         m_yScrollPosition = y_pos;
 976         SetScrollPos (wxVERTICAL, y_pos, TRUE);
 977     }
 978     Refresh();
 979
 980 #if 0 //def __WXMSW__
 981     UpdateWindow ((HWND) GetHWND());
 982 #endif
 983 }
 984
 985 void wxToolBarSimple::EnableScrolling (bool x_scroll, bool y_scroll)
 986 {
 987     m_xScrollingEnabled = x_scroll;
 988     m_yScrollingEnabled = y_scroll;
 989 }
 990
 991 void wxToolBarSimple::GetVirtualSize (int *x, int *y) const
 992 {
 993     *x = m_xScrollPixelsPerLine * m_xScrollLines;
 994     *y = m_yScrollPixelsPerLine * m_yScrollLines;
 995 }
 996
 997 // Where the current view starts from
 998 void wxToolBarSimple::ViewStart (int *x, int *y) const
 999 {
1000     *x = m_xScrollPosition;
1001     *y = m_yScrollPosition;
1002 }
1003
1004 #endif // wxUSE_TOOLBAR_SIMPLE