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(wxT("WHITE"), 1, wxSOLID);
 513     wxPen black_pen(wxT("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         if (bitmap.GetPalette())
 561             memDC.SetPalette(wxNullPalette);
 562 #endif
 563 #endif // wxUSE_PALETTE
 564     }
 565     // No second bitmap, so draw a thick line around bitmap, or invert if mono
 566     else if ( tool->IsToggled() )
 567     {
 568         bool drawBorder = FALSE;
 569 #ifdef __X__ // X doesn't invert properly on colour
 570         drawBorder = wxColourDisplay();
 571 #else       // Inversion works fine under Windows
 572         drawBorder = FALSE;
 573 #endif
 574
 575         if (!drawBorder)
 576         {
 577             memDC.SelectObject(tool->GetBitmap1());
 578             dc.Blit(tool->m_x, tool->m_y, tool->GetWidth(), tool->GetHeight(),
 579                     &memDC, 0, 0, wxSRC_INVERT);
 580             memDC.SelectObject(wxNullBitmap);
 581         }
 582         else
 583         {
 584             bitmap = tool->GetBitmap1();
 585
 586             if (m_windowStyle & wxTB_3DBUTTONS)
 587             {
 588                 int ax = (int)tool->m_x,
 589                 ay = (int)tool->m_y,
 590                 bx = (int)(tool->m_x+tool->GetWidth()),
 591                 by = (int)(tool->m_y+tool->GetHeight());
 592
 593                 memDC.SelectObject(bitmap);
 594                 dc.SetClippingRegion(ax, ay, (bx-ax+1), (by-ay+1));
 595                 dc.Blit((ax+2), (ay+2), (bx-ax-2), (by-ay-2), &memDC, 0, 0);
 596                 wxPen * old_pen = & dc.GetPen();
 597                 dc.SetPen( black_pen );
 598                 dc.DrawLine(ax,(by-1),ax,ay);
 599                 dc.DrawLine(ax,ay,(bx-1),ay);
 600                 dc.SetPen( dark_grey_pen );
 601                 dc.DrawLine((ax+1),(by-2),(ax+1),(ay+1));
 602                 dc.DrawLine((ax+1),(ay+1),(bx-2),(ay+1));
 603                 dc.SetPen( white_pen );
 604                 dc.DrawLine(bx,ay,bx,by);
 605                 dc.DrawLine(bx,by,ax,by);
 606                 dc.SetPen( *old_pen );
 607                 dc.DestroyClippingRegion();
 608                 memDC.SelectObject(wxNullBitmap);
 609             }
 610             else
 611             {
 612                 wxCoord x = tool->m_x;
 613                 wxCoord y = tool->m_y;
 614                 wxCoord w = bitmap.GetWidth();
 615                 wxCoord h = bitmap.GetHeight();
 616                 wxPen thick_black_pen(wxT("BLACK"), 3, wxSOLID);
 617
 618                 memDC.SelectObject(bitmap);
 619                 dc.SetClippingRegion(tool->m_x, tool->m_y, w, h);
 620                 dc.Blit(tool->m_x, tool->m_y, w, h,
 621                         &memDC, 0, 0);
 622                 dc.SetPen(thick_black_pen);
 623                 dc.SetBrush(*wxTRANSPARENT_BRUSH);
 624                 dc.DrawRectangle(x, y, w-1, h-1);
 625                 dc.DestroyClippingRegion();
 626                 memDC.SelectObject(wxNullBitmap);
 627             }
 628         }
 629     }
 630 }
 631
 632 // ----------------------------------------------------------------------------
 633 // toolbar geometry
 634 // ----------------------------------------------------------------------------
 635
 636 void wxToolBarSimple::SetRows(int nRows)
 637 {
 638     wxCHECK_RET( nRows != 0, _T("max number of rows must be > 0") );
 639
 640     m_maxCols = (GetToolsCount() + nRows - 1) / nRows;
 641
 642     AdjustScrollbars();
 643     Refresh();
 644 }
 645
 646 wxToolBarToolBase *wxToolBarSimple::FindToolForPosition(wxCoord x,
 647                                                         wxCoord y) const
 648 {
 649     wxToolBarToolsList::Node *node = m_tools.GetFirst();
 650     while (node)
 651     {
 652         wxToolBarToolSimple *tool = (wxToolBarToolSimple *)node->GetData();
 653         if ((x >= tool->m_x) && (y >= tool->m_y) &&
 654             (x <= (tool->m_x + tool->GetWidth())) &&
 655             (y <= (tool->m_y + tool->GetHeight())))
 656         {
 657             return tool;
 658         }
 659
 660         node = node->GetNext();
 661     }
 662
 663     return (wxToolBarToolBase *)NULL;
 664 }
 665
 666 // ----------------------------------------------------------------------------
 667 // tool state change handlers
 668 // ----------------------------------------------------------------------------
 669
 670 void wxToolBarSimple::DoEnableTool(wxToolBarToolBase *tool,
 671                                    bool WXUNUSED(enable))
 672 {
 673     DrawTool(tool);
 674 }
 675
 676 void wxToolBarSimple::DoToggleTool(wxToolBarToolBase *tool,
 677                                    bool WXUNUSED(toggle))
 678 {
 679     DrawTool(tool);
 680 }
 681
 682 void wxToolBarSimple::DoSetToggle(wxToolBarToolBase * WXUNUSED(tool),
 683                                   bool WXUNUSED(toggle))
 684 {
 685     // nothing to do
 686 }
 687
 688 // Okay, so we've left the tool we're in ... we must check if the tool we're
 689 // leaving was a 'sprung push button' and if so, spring it back to the up
 690 // state.
 691 void wxToolBarSimple::SpringUpButton(int id)
 692 {
 693     wxToolBarToolBase *tool = FindById(id);
 694
 695     if ( tool && tool->CanBeToggled() )
 696     {
 697         if (tool->IsToggled())
 698             tool->Toggle();
 699
 700         DrawTool(tool);
 701     }
 702 }
 703
 704 // ----------------------------------------------------------------------------
 705 // scrolling implementation
 706 // ----------------------------------------------------------------------------
 707
 708 /*
 709  * pixelsPerUnitX/pixelsPerUnitY: number of pixels per unit (e.g. pixels per text line)
 710  * noUnitsX/noUnitsY:        : no. units per scrollbar
 711  */
 712 void wxToolBarSimple::SetScrollbars (int pixelsPerUnitX, int pixelsPerUnitY,
 713                                    int noUnitsX, int noUnitsY,
 714                                    int xPos, int yPos)
 715 {
 716     m_xScrollPixelsPerLine = pixelsPerUnitX;
 717     m_yScrollPixelsPerLine = pixelsPerUnitY;
 718     m_xScrollLines = noUnitsX;
 719     m_yScrollLines = noUnitsY;
 720
 721     int w, h;
 722     GetSize(&w, &h);
 723
 724     // Recalculate scroll bar range and position
 725     if (m_xScrollLines > 0)
 726     {
 727         m_xScrollPosition = xPos;
 728         SetScrollPos (wxHORIZONTAL, m_xScrollPosition, TRUE);
 729     }
 730     else
 731     {
 732         SetScrollbar(wxHORIZONTAL, 0, 0, 0, FALSE);
 733         m_xScrollPosition = 0;
 734     }
 735
 736     if (m_yScrollLines > 0)
 737     {
 738         m_yScrollPosition = yPos;
 739         SetScrollPos (wxVERTICAL, m_yScrollPosition, TRUE);
 740     }
 741     else
 742     {
 743         SetScrollbar(wxVERTICAL, 0, 0, 0, FALSE);
 744         m_yScrollPosition = 0;
 745     }
 746     AdjustScrollbars();
 747     Refresh();
 748
 749 #if 0 //def __WXMSW__
 750     ::UpdateWindow ((HWND) GetHWND());
 751 #endif
 752 }
 753
 754 void wxToolBarSimple::OnScroll(wxScrollEvent& event)
 755 {
 756     int orient = event.GetOrientation();
 757
 758     int nScrollInc = CalcScrollInc(event);
 759     if (nScrollInc == 0)
 760         return;
 761
 762     if (orient == wxHORIZONTAL)
 763     {
 764         int newPos = m_xScrollPosition + nScrollInc;
 765         SetScrollPos(wxHORIZONTAL, newPos, TRUE );
 766     }
 767     else
 768     {
 769         int newPos = m_yScrollPosition + nScrollInc;
 770         SetScrollPos(wxVERTICAL, newPos, TRUE );
 771     }
 772
 773     if (orient == wxHORIZONTAL)
 774     {
 775         if (m_xScrollingEnabled)
 776             ScrollWindow(-m_xScrollPixelsPerLine * nScrollInc, 0, NULL);
 777         else
 778             Refresh();
 779     }
 780     else
 781     {
 782         if (m_yScrollingEnabled)
 783             ScrollWindow(0, -m_yScrollPixelsPerLine * nScrollInc, NULL);
 784         else
 785             Refresh();
 786     }
 787
 788     if (orient == wxHORIZONTAL)
 789     {
 790         m_xScrollPosition += nScrollInc;
 791     }
 792     else
 793     {
 794         m_yScrollPosition += nScrollInc;
 795     }
 796
 797 }
 798
 799 int wxToolBarSimple::CalcScrollInc(wxScrollEvent& event)
 800 {
 801     int pos = event.GetPosition();
 802     int orient = event.GetOrientation();
 803
 804     int nScrollInc = 0;
 805     if (event.GetEventType() == wxEVT_SCROLL_TOP)
 806     {
 807             if (orient == wxHORIZONTAL)
 808                 nScrollInc = - m_xScrollPosition;
 809             else
 810                 nScrollInc = - m_yScrollPosition;
 811     } else
 812     if (event.GetEventType() == wxEVT_SCROLL_BOTTOM)
 813     {
 814             if (orient == wxHORIZONTAL)
 815                 nScrollInc = m_xScrollLines - m_xScrollPosition;
 816             else
 817                 nScrollInc = m_yScrollLines - m_yScrollPosition;
 818     } else
 819     if (event.GetEventType() == wxEVT_SCROLL_LINEUP)
 820     {
 821             nScrollInc = -1;
 822     } else
 823     if (event.GetEventType() == wxEVT_SCROLL_LINEDOWN)
 824     {
 825             nScrollInc = 1;
 826     } else
 827     if (event.GetEventType() == wxEVT_SCROLL_PAGEUP)
 828     {
 829             if (orient == wxHORIZONTAL)
 830                 nScrollInc = -GetScrollPageSize(wxHORIZONTAL);
 831             else
 832                 nScrollInc = -GetScrollPageSize(wxVERTICAL);
 833     } else
 834     if (event.GetEventType() == wxEVT_SCROLL_PAGEDOWN)
 835     {
 836             if (orient == wxHORIZONTAL)
 837                 nScrollInc = GetScrollPageSize(wxHORIZONTAL);
 838             else
 839                 nScrollInc = GetScrollPageSize(wxVERTICAL);
 840     } else
 841     if ((event.GetEventType() == wxEVT_SCROLL_THUMBTRACK) ||
 842         (event.GetEventType() == wxEVT_SCROLL_THUMBRELEASE))
 843     {
 844             if (orient == wxHORIZONTAL)
 845                 nScrollInc = pos - m_xScrollPosition;
 846             else
 847                 nScrollInc = pos - m_yScrollPosition;
 848     }
 849
 850     if (orient == wxHORIZONTAL)
 851     {
 852         int w, h;
 853         GetClientSize(&w, &h);
 854
 855         int nMaxWidth = m_xScrollLines*m_xScrollPixelsPerLine;
 856         int noPositions = (int) ( ((nMaxWidth - w)/(float)m_xScrollPixelsPerLine) + 0.5 );
 857         if (noPositions < 0)
 858             noPositions = 0;
 859
 860         if ( (m_xScrollPosition + nScrollInc) < 0 )
 861             nScrollInc = -m_xScrollPosition; // As -ve as we can go
 862         else if ( (m_xScrollPosition + nScrollInc) > noPositions )
 863             nScrollInc = noPositions - m_xScrollPosition; // As +ve as we can go
 864
 865         return nScrollInc;
 866     }
 867     else
 868     {
 869         int w, h;
 870         GetClientSize(&w, &h);
 871
 872         int nMaxHeight = m_yScrollLines*m_yScrollPixelsPerLine;
 873         int noPositions = (int) ( ((nMaxHeight - h)/(float)m_yScrollPixelsPerLine) + 0.5 );
 874         if (noPositions < 0)
 875             noPositions = 0;
 876
 877         if ( (m_yScrollPosition + nScrollInc) < 0 )
 878             nScrollInc = -m_yScrollPosition; // As -ve as we can go
 879         else if ( (m_yScrollPosition + nScrollInc) > noPositions )
 880             nScrollInc = noPositions - m_yScrollPosition; // As +ve as we can go
 881
 882         return nScrollInc;
 883     }
 884 }
 885
 886 // Adjust the scrollbars - new version.
 887 void wxToolBarSimple::AdjustScrollbars()
 888 {
 889     int w, h;
 890     GetClientSize(&w, &h);
 891
 892     // Recalculate scroll bar range and position
 893     if (m_xScrollLines > 0)
 894     {
 895         int nMaxWidth = m_xScrollLines*m_xScrollPixelsPerLine;
 896         int newRange = (int) ( ((nMaxWidth)/(float)m_xScrollPixelsPerLine) + 0.5 );
 897         if (newRange < 0)
 898             newRange = 0;
 899
 900         m_xScrollPosition = wxMin(newRange, m_xScrollPosition);
 901
 902         // Calculate page size i.e. number of scroll units you get on the
 903         // current client window
 904         int noPagePositions = (int) ( (w/(float)m_xScrollPixelsPerLine) + 0.5 );
 905         if (noPagePositions < 1)
 906             noPagePositions = 1;
 907
 908         SetScrollbar(wxHORIZONTAL, m_xScrollPosition, noPagePositions, newRange);
 909         SetScrollPageSize(wxHORIZONTAL, noPagePositions);
 910     }
 911     if (m_yScrollLines > 0)
 912     {
 913         int nMaxHeight = m_yScrollLines*m_yScrollPixelsPerLine;
 914         int newRange = (int) ( ((nMaxHeight)/(float)m_yScrollPixelsPerLine) + 0.5 );
 915         if (newRange < 0)
 916             newRange = 0;
 917
 918         m_yScrollPosition = wxMin(newRange, m_yScrollPosition);
 919
 920         // Calculate page size i.e. number of scroll units you get on the
 921         // current client window
 922         int noPagePositions = (int) ( (h/(float)m_yScrollPixelsPerLine) + 0.5 );
 923         if (noPagePositions < 1)
 924             noPagePositions = 1;
 925
 926         SetScrollbar(wxVERTICAL, m_yScrollPosition, noPagePositions, newRange);
 927         SetScrollPageSize(wxVERTICAL, noPagePositions);
 928     }
 929 }
 930
 931 // Prepare the DC by translating it according to the current scroll position
 932 void wxToolBarSimple::PrepareDC(wxDC& dc)
 933 {
 934     dc.SetDeviceOrigin(- m_xScrollPosition * m_xScrollPixelsPerLine, - m_yScrollPosition * m_yScrollPixelsPerLine);
 935 }
 936
 937 void wxToolBarSimple::GetScrollPixelsPerUnit (int *x_unit, int *y_unit) const
 938 {
 939       *x_unit = m_xScrollPixelsPerLine;
 940       *y_unit = m_yScrollPixelsPerLine;
 941 }
 942
 943 int wxToolBarSimple::GetScrollPageSize(int orient) const
 944 {
 945     if ( orient == wxHORIZONTAL )
 946         return m_xScrollLinesPerPage;
 947     else
 948         return m_yScrollLinesPerPage;
 949 }
 950
 951 void wxToolBarSimple::SetScrollPageSize(int orient, int pageSize)
 952 {
 953     if ( orient == wxHORIZONTAL )
 954         m_xScrollLinesPerPage = pageSize;
 955     else
 956         m_yScrollLinesPerPage = pageSize;
 957 }
 958
 959 /*
 960  * Scroll to given position (scroll position, not pixel position)
 961  */
 962 void wxToolBarSimple::Scroll (int x_pos, int y_pos)
 963 {
 964     int old_x, old_y;
 965     ViewStart (&old_x, &old_y);
 966     if (((x_pos == -1) || (x_pos == old_x)) && ((y_pos == -1) || (y_pos == old_y)))
 967         return;
 968
 969     if (x_pos > -1)
 970     {
 971         m_xScrollPosition = x_pos;
 972         SetScrollPos (wxHORIZONTAL, x_pos, TRUE);
 973     }
 974     if (y_pos > -1)
 975     {
 976         m_yScrollPosition = y_pos;
 977         SetScrollPos (wxVERTICAL, y_pos, TRUE);
 978     }
 979     Refresh();
 980
 981 #if 0 //def __WXMSW__
 982     UpdateWindow ((HWND) GetHWND());
 983 #endif
 984 }
 985
 986 void wxToolBarSimple::EnableScrolling (bool x_scroll, bool y_scroll)
 987 {
 988     m_xScrollingEnabled = x_scroll;
 989     m_yScrollingEnabled = y_scroll;
 990 }
 991
 992 void wxToolBarSimple::GetVirtualSize (int *x, int *y) const
 993 {
 994     *x = m_xScrollPixelsPerLine * m_xScrollLines;
 995     *y = m_yScrollPixelsPerLine * m_yScrollLines;
 996 }
 997
 998 // Where the current view starts from
 999 void wxToolBarSimple::ViewStart (int *x, int *y) const
1000 {
1001     *x = m_xScrollPosition;
1002     *y = m_yScrollPosition;
1003 }
1004
1005 #endif // wxUSE_TOOLBAR_SIMPLE