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 wxString& label,
  52                         const wxBitmap& bmpNormal,
  53                         const wxBitmap& bmpDisabled,
  54                         wxItemKind kind,
  55                         wxObject *clientData,
  56                         const wxString& shortHelp,
  57                         const wxString& longHelp)
  58         : wxToolBarToolBase(tbar, id, label, bmpNormal, bmpDisabled, kind,
  59                             clientData, shortHelp, longHelp)
  60     {
  61     }
  62
  63     wxToolBarToolSimple(wxToolBarSimple *tbar, wxControl *control)
  64         : wxToolBarToolBase(tbar, control)
  65     {
  66     }
  67
  68     void SetSize(const wxSize& size)
  69     {
  70         m_width = size.x;
  71         m_height = size.y;
  72     }
  73
  74     wxCoord GetWidth() const { return m_width; }
  75     wxCoord GetHeight() const { return m_height; }
  76
  77     wxCoord m_x;
  78     wxCoord m_y;
  79     wxCoord m_width;
  80     wxCoord m_height;
  81 };
  82
  83 // ----------------------------------------------------------------------------
  84 // wxWin macros
  85 // ----------------------------------------------------------------------------
  86
  87 IMPLEMENT_DYNAMIC_CLASS(wxToolBarSimple, wxToolBarBase)
  88
  89 #if !defined(wxUSE_TOOLBAR_NATIVE) && !defined(__WXUNIVERSAL__)
  90     #include "wx/toolbar.h"
  91
  92     IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxToolBarSimple)
  93 #endif
  94
  95 BEGIN_EVENT_TABLE(wxToolBarSimple, wxToolBarBase)
  96     EVT_SIZE(wxToolBarSimple::OnSize)
  97     EVT_SCROLL(wxToolBarSimple::OnScroll)
  98     EVT_PAINT(wxToolBarSimple::OnPaint)
  99     EVT_KILL_FOCUS(wxToolBarSimple::OnKillFocus)
 100     EVT_MOUSE_EVENTS(wxToolBarSimple::OnMouseEvent)
 101 END_EVENT_TABLE()
 102
 103 // ============================================================================
 104 // implementation
 105 // ============================================================================
 106
 107 // ----------------------------------------------------------------------------
 108 // tool bar tools creation
 109 // ----------------------------------------------------------------------------
 110
 111 wxToolBarToolBase *wxToolBarSimple::CreateTool(int id,
 112                                                const wxString& label,
 113                                                const wxBitmap& bmpNormal,
 114                                                const wxBitmap& bmpDisabled,
 115                                                wxItemKind kind,
 116                                                wxObject *clientData,
 117                                                const wxString& shortHelp,
 118                                                const wxString& longHelp)
 119 {
 120     return new wxToolBarToolSimple(this, id, label, bmpNormal, bmpDisabled,
 121                                    kind, clientData, shortHelp, longHelp);
 122 }
 123
 124 wxToolBarToolBase *wxToolBarSimple::CreateTool(wxControl *control)
 125 {
 126     return new wxToolBarToolSimple(this, control);
 127 }
 128
 129 // ----------------------------------------------------------------------------
 130 // wxToolBarSimple creation
 131 // ----------------------------------------------------------------------------
 132
 133 void wxToolBarSimple::Init()
 134 {
 135     m_currentRowsOrColumns = 0;
 136
 137     m_lastX =
 138     m_lastY = 0;
 139
 140     m_maxWidth =
 141     m_maxHeight = 0;
 142
 143     m_pressedTool =
 144     m_currentTool = -1;
 145
 146     m_xPos =
 147     m_yPos = -1;
 148
 149     m_toolPacking = 1;
 150     m_toolSeparation = 5;
 151
 152     m_defaultWidth = 16;
 153     m_defaultHeight = 15;
 154
 155     m_xScrollPixelsPerLine = 1;
 156     m_yScrollPixelsPerLine = 1;
 157     m_xScrollingEnabled = FALSE;
 158     m_yScrollingEnabled = FALSE;
 159     m_xScrollPosition = 0;
 160     m_yScrollPosition = 0;
 161     m_xScrollLines = 0;
 162     m_yScrollLines = 0;
 163     m_xScrollLinesPerPage = 0;
 164     m_yScrollLinesPerPage = 0;
 165 }
 166
 167 wxToolBarToolBase *wxToolBarSimple::DoAddTool(int id,
 168                                               const wxString& label,
 169                                               const wxBitmap& bitmap,
 170                                               const wxBitmap& bmpDisabled,
 171                                               wxItemKind kind,
 172                                               const wxString& shortHelp,
 173                                               const wxString& longHelp,
 174                                               wxObject *clientData,
 175                                               wxCoord xPos,
 176                                               wxCoord yPos)
 177 {
 178     // rememeber the position for DoInsertTool()
 179     m_xPos = xPos;
 180     m_yPos = yPos;
 181
 182     return wxToolBarBase::DoAddTool(id, label, bitmap, bmpDisabled, kind,
 183                                     shortHelp, longHelp,
 184                                     clientData, xPos, yPos);
 185 }
 186
 187 bool wxToolBarSimple::DoInsertTool(size_t WXUNUSED(pos),
 188                                    wxToolBarToolBase *toolBase)
 189 {
 190     wxToolBarToolSimple *tool = (wxToolBarToolSimple *)toolBase;
 191
 192     wxCHECK_MSG( !tool->IsControl(), FALSE,
 193                  _T("generic wxToolBarSimple doesn't support controls") );
 194
 195     tool->m_x = m_xPos;
 196     if ( tool->m_x == -1 )
 197         tool->m_x = m_xMargin;
 198
 199     tool->m_y = m_yPos;
 200     if ( tool->m_y == -1 )
 201         tool->m_y = m_yMargin;
 202
 203     tool->SetSize(GetToolSize());
 204
 205     if ( tool->IsButton() )
 206     {
 207         // Calculate reasonable max size in case Layout() not called
 208         if ((tool->m_x + tool->GetNormalBitmap().GetWidth() + m_xMargin) > m_maxWidth)
 209             m_maxWidth = (wxCoord)((tool->m_x + tool->GetWidth() + m_xMargin));
 210
 211         if ((tool->m_y + tool->GetNormalBitmap().GetHeight() + m_yMargin) > m_maxHeight)
 212             m_maxHeight = (wxCoord)((tool->m_y + tool->GetHeight() + m_yMargin));
 213     }
 214
 215     return TRUE;
 216 }
 217
 218 bool wxToolBarSimple::DoDeleteTool(size_t WXUNUSED(pos),
 219                                    wxToolBarToolBase *tool)
 220 {
 221     // VZ: didn't test whether it works, but why not...
 222     tool->Detach();
 223
 224     Refresh();
 225
 226     return TRUE;
 227 }
 228
 229 bool wxToolBarSimple::Create(wxWindow *parent,
 230                              wxWindowID id,
 231                              const wxPoint& pos,
 232                              const wxSize& size,
 233                              long style,
 234                              const wxString& name)
 235 {
 236     if ( !wxWindow::Create(parent, id, pos, size, style, name) )
 237         return FALSE;
 238
 239     // Set it to grey (or other 3D face colour)
 240     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
 241
 242     if ( GetWindowStyleFlag() & wxTB_VERTICAL )
 243     {
 244         m_lastX = 7;
 245         m_lastY = 3;
 246
 247         m_maxRows = 32000;      // a lot
 248         m_maxCols = 1;
 249     }
 250     else
 251     {
 252         m_lastX = 3;
 253         m_lastY = 7;
 254
 255         m_maxRows = 1;
 256         m_maxCols = 32000;      // a lot
 257     }
 258
 259     SetCursor(*wxSTANDARD_CURSOR);
 260
 261     return TRUE;
 262 }
 263
 264 wxToolBarSimple::~wxToolBarSimple()
 265 {
 266 }
 267
 268 bool wxToolBarSimple::Realize()
 269 {
 270     m_currentRowsOrColumns = 0;
 271     m_lastX = m_xMargin;
 272     m_lastY = m_yMargin;
 273     m_maxWidth = 0;
 274     m_maxHeight = 0;
 275
 276     int maxToolWidth = 0;
 277     int maxToolHeight = 0;
 278
 279     // Find the maximum tool width and height
 280     wxToolBarToolsList::Node *node = m_tools.GetFirst();
 281     while ( node )
 282     {
 283         wxToolBarToolSimple *tool = (wxToolBarToolSimple *)node->GetData();
 284         if ( tool->GetWidth() > maxToolWidth )
 285             maxToolWidth = tool->GetWidth();
 286         if (tool->GetHeight() > maxToolHeight)
 287             maxToolHeight = tool->GetHeight();
 288
 289         node = node->GetNext();
 290     }
 291
 292     int separatorSize = m_toolSeparation;
 293
 294     node = m_tools.GetFirst();
 295     while ( node )
 296     {
 297         wxToolBarToolSimple *tool = (wxToolBarToolSimple *)node->GetData();
 298         if ( tool->IsSeparator() )
 299         {
 300             if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
 301             {
 302                 if (m_currentRowsOrColumns >= m_maxCols)
 303                     m_lastY += separatorSize;
 304                 else
 305                     m_lastX += separatorSize;
 306             }
 307             else
 308             {
 309                 if (m_currentRowsOrColumns >= m_maxRows)
 310                     m_lastX += separatorSize;
 311                 else
 312                     m_lastY += separatorSize;
 313             }
 314         }
 315         else if ( tool->IsButton() )
 316         {
 317             if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
 318             {
 319                 if (m_currentRowsOrColumns >= m_maxCols)
 320                 {
 321                     m_currentRowsOrColumns = 0;
 322                     m_lastX = m_xMargin;
 323                     m_lastY += maxToolHeight + m_toolPacking;
 324                 }
 325                 tool->m_x = (wxCoord)(m_lastX + (maxToolWidth - tool->GetWidth())/2.0);
 326                 tool->m_y = (wxCoord)(m_lastY + (maxToolHeight - tool->GetHeight())/2.0);
 327
 328                 m_lastX += maxToolWidth + m_toolPacking;
 329             }
 330             else
 331             {
 332                 if (m_currentRowsOrColumns >= m_maxRows)
 333                 {
 334                     m_currentRowsOrColumns = 0;
 335                     m_lastX += (maxToolWidth + m_toolPacking);
 336                     m_lastY = m_yMargin;
 337                 }
 338                 tool->m_x = (wxCoord)(m_lastX + (maxToolWidth - tool->GetWidth())/2.0);
 339                 tool->m_y = (wxCoord)(m_lastY + (maxToolHeight - tool->GetHeight())/2.0);
 340
 341                 m_lastY += maxToolHeight + m_toolPacking;
 342             }
 343             m_currentRowsOrColumns ++;
 344         }
 345         else
 346         {
 347             // TODO: support the controls
 348         }
 349
 350         if (m_lastX > m_maxWidth)
 351             m_maxWidth = m_lastX;
 352         if (m_lastY > m_maxHeight)
 353             m_maxHeight = m_lastY;
 354
 355         node = node->GetNext();
 356     }
 357
 358     if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
 359         m_maxHeight += maxToolHeight;
 360     else
 361         m_maxWidth += maxToolWidth;
 362
 363     m_maxWidth += m_xMargin;
 364     m_maxHeight += m_yMargin;
 365
 366     SetSize(m_maxWidth, m_maxHeight);
 367
 368     return TRUE;
 369 }
 370
 371 // ----------------------------------------------------------------------------
 372 // event handlers
 373 // ----------------------------------------------------------------------------
 374
 375 void wxToolBarSimple::OnPaint (wxPaintEvent& WXUNUSED(event))
 376 {
 377     wxPaintDC dc(this);
 378     PrepareDC(dc);
 379
 380     static int count = 0;
 381     // Prevent reentry of OnPaint which would cause wxMemoryDC errors.
 382     if ( count > 0 )
 383         return;
 384     count++;
 385
 386     for ( wxToolBarToolsList::Node *node = m_tools.GetFirst();
 387           node;
 388           node = node->GetNext() )
 389     {
 390         wxToolBarToolBase *tool = node->GetData();
 391         if ( tool->IsButton() )
 392             DrawTool(dc, tool);
 393     }
 394
 395     count--;
 396 }
 397
 398 void wxToolBarSimple::OnSize (wxSizeEvent& WXUNUSED(event))
 399 {
 400 #if wxUSE_CONSTRAINTS
 401     if (GetAutoLayout())
 402         Layout();
 403 #endif
 404
 405     AdjustScrollbars();
 406 }
 407
 408 void wxToolBarSimple::OnKillFocus(wxFocusEvent& WXUNUSED(event))
 409 {
 410     OnMouseEnter(m_pressedTool = m_currentTool = -1);
 411 }
 412
 413 void wxToolBarSimple::OnMouseEvent(wxMouseEvent & event)
 414 {
 415     wxCoord x, y;
 416     event.GetPosition(&x, &y);
 417     wxToolBarToolSimple *tool = (wxToolBarToolSimple *)FindToolForPosition(x, y);
 418
 419     if (event.LeftDown())
 420     {
 421         CaptureMouse();
 422     }
 423     if (event.LeftUp())
 424     {
 425         ReleaseMouse();
 426     }
 427
 428     if (!tool)
 429     {
 430         if (m_currentTool > -1)
 431         {
 432             if (event.LeftIsDown())
 433                 SpringUpButton(m_currentTool);
 434             m_currentTool = -1;
 435             OnMouseEnter(-1);
 436         }
 437         return;
 438     }
 439
 440     if (!event.IsButton())
 441     {
 442         if ( tool->GetId() != m_currentTool )
 443         {
 444             // If the left button is kept down and moved over buttons,
 445             // press those buttons.
 446             if ( event.LeftIsDown() && tool->IsEnabled() )
 447             {
 448                 SpringUpButton(m_currentTool);
 449
 450                 if ( tool->CanBeToggled() )
 451                 {
 452                     tool->Toggle();
 453                 }
 454
 455                 DrawTool(tool);
 456             }
 457
 458             m_currentTool = tool->GetId();
 459             OnMouseEnter(m_currentTool);
 460         }
 461         return;
 462     }
 463
 464     // Left button pressed.
 465     if ( event.LeftDown() && tool->IsEnabled() )
 466     {
 467         if ( tool->CanBeToggled() )
 468         {
 469             tool->Toggle();
 470         }
 471
 472         DrawTool(tool);
 473     }
 474     else if (event.RightDown())
 475     {
 476         OnRightClick(tool->GetId(), x, y);
 477     }
 478
 479     // Left Button Released.  Only this action confirms selection.
 480     // If the button is enabled and it is not a toggle tool and it is
 481     // in the pressed state, then raise the button and call OnLeftClick.
 482     //
 483     if ( event.LeftUp() && tool->IsEnabled() )
 484     {
 485         // Pass the OnLeftClick event to tool
 486         if ( !OnLeftClick(tool->GetId(), tool->IsToggled()) &&
 487                           tool->CanBeToggled() )
 488         {
 489             // If it was a toggle, and OnLeftClick says No Toggle allowed,
 490             // then change it back
 491             tool->Toggle();
 492         }
 493
 494         DrawTool(tool);
 495     }
 496 }
 497
 498 // ----------------------------------------------------------------------------
 499 // drawing
 500 // ----------------------------------------------------------------------------
 501
 502 void wxToolBarSimple::DrawTool(wxToolBarToolBase *tool)
 503 {
 504     wxClientDC dc(this);
 505     DrawTool(dc, tool);
 506 }
 507
 508 void wxToolBarSimple::DrawTool(wxDC& dc, wxToolBarToolBase *toolBase)
 509 {
 510     wxToolBarToolSimple *tool = (wxToolBarToolSimple *)toolBase;
 511
 512     wxMemoryDC memDC;
 513     PrepareDC(dc);
 514
 515     wxPen dark_grey_pen(wxColour( 85,85,85 ), 1, wxSOLID);
 516     wxPen white_pen(wxT("WHITE"), 1, wxSOLID);
 517     wxPen black_pen(wxT("BLACK"), 1, wxSOLID);
 518
 519     wxBitmap bitmap = tool->GetNormalBitmap();
 520     if (!bitmap.Ok())
 521         return;
 522
 523     if ( !tool->IsToggled() )
 524     {
 525 #if wxUSE_PALETTE
 526 #ifndef __WXGTK__
 527         if (bitmap.GetPalette())
 528             memDC.SetPalette(*bitmap.GetPalette());
 529 #endif
 530 #endif // wxUSE_PALETTE
 531
 532         int ax = (int)tool->m_x,
 533         ay = (int)tool->m_y,
 534         bx = (int)(tool->m_x+tool->GetWidth()),
 535         by = (int)(tool->m_y+tool->GetHeight());
 536
 537         memDC.SelectObject(bitmap);
 538         if (m_windowStyle & wxTB_3DBUTTONS)
 539         {
 540             dc.SetClippingRegion(ax, ay, (bx-ax+1), (by-ay+1));
 541             dc.Blit((ax+1), (ay+1), (bx-ax-2), (by-ay-2), &memDC, 0, 0);
 542             wxPen * old_pen = & dc.GetPen();
 543             dc.SetPen( white_pen );
 544             dc.DrawLine(ax,(by-1),ax,ay);
 545             dc.DrawLine(ax,ay,(bx-1),ay);
 546             dc.SetPen( dark_grey_pen );
 547             dc.DrawLine((bx-1),(ay+1),(bx-1),(by-1));
 548             dc.DrawLine((bx-1),(by-1),(ax+1),(by-1));
 549             dc.SetPen( black_pen );
 550             dc.DrawLine(bx,ay,bx,by);
 551             dc.DrawLine(bx,by,ax,by);
 552             dc.SetPen( *old_pen );
 553             dc.DestroyClippingRegion();
 554             // Select bitmap out of the DC
 555         }
 556         else
 557         {
 558             dc.Blit(tool->m_x, tool->m_y,
 559                     bitmap.GetWidth(), bitmap.GetHeight(),
 560                     &memDC, 0, 0);
 561         }
 562         memDC.SelectObject(wxNullBitmap);
 563
 564 #if wxUSE_PALETTE
 565 #ifndef __WXGTK__
 566         if (bitmap.GetPalette())
 567             memDC.SetPalette(wxNullPalette);
 568 #endif
 569 #endif // wxUSE_PALETTE
 570     }
 571     // No second bitmap, so draw a thick line around bitmap, or invert if mono
 572     else if ( tool->IsToggled() )
 573     {
 574         bool drawBorder = FALSE;
 575 #ifdef __X__ // X doesn't invert properly on colour
 576         drawBorder = wxColourDisplay();
 577 #else       // Inversion works fine under Windows
 578         drawBorder = FALSE;
 579 #endif
 580
 581         if (!drawBorder)
 582         {
 583             memDC.SelectObject(tool->GetNormalBitmap());
 584             dc.Blit(tool->m_x, tool->m_y, tool->GetWidth(), tool->GetHeight(),
 585                     &memDC, 0, 0, wxSRC_INVERT);
 586             memDC.SelectObject(wxNullBitmap);
 587         }
 588         else
 589         {
 590             bitmap = tool->GetNormalBitmap();
 591
 592             if (m_windowStyle & wxTB_3DBUTTONS)
 593             {
 594                 int ax = (int)tool->m_x,
 595                 ay = (int)tool->m_y,
 596                 bx = (int)(tool->m_x+tool->GetWidth()),
 597                 by = (int)(tool->m_y+tool->GetHeight());
 598
 599                 memDC.SelectObject(bitmap);
 600                 dc.SetClippingRegion(ax, ay, (bx-ax+1), (by-ay+1));
 601                 dc.Blit((ax+2), (ay+2), (bx-ax-2), (by-ay-2), &memDC, 0, 0);
 602                 wxPen * old_pen = & dc.GetPen();
 603                 dc.SetPen( black_pen );
 604                 dc.DrawLine(ax,(by-1),ax,ay);
 605                 dc.DrawLine(ax,ay,(bx-1),ay);
 606                 dc.SetPen( dark_grey_pen );
 607                 dc.DrawLine((ax+1),(by-2),(ax+1),(ay+1));
 608                 dc.DrawLine((ax+1),(ay+1),(bx-2),(ay+1));
 609                 dc.SetPen( white_pen );
 610                 dc.DrawLine(bx,ay,bx,by);
 611                 dc.DrawLine(bx,by,ax,by);
 612                 dc.SetPen( *old_pen );
 613                 dc.DestroyClippingRegion();
 614                 memDC.SelectObject(wxNullBitmap);
 615             }
 616             else
 617             {
 618                 wxCoord x = tool->m_x;
 619                 wxCoord y = tool->m_y;
 620                 wxCoord w = bitmap.GetWidth();
 621                 wxCoord h = bitmap.GetHeight();
 622                 wxPen thick_black_pen(wxT("BLACK"), 3, wxSOLID);
 623
 624                 memDC.SelectObject(bitmap);
 625                 dc.SetClippingRegion(tool->m_x, tool->m_y, w, h);
 626                 dc.Blit(tool->m_x, tool->m_y, w, h,
 627                         &memDC, 0, 0);
 628                 dc.SetPen(thick_black_pen);
 629                 dc.SetBrush(*wxTRANSPARENT_BRUSH);
 630                 dc.DrawRectangle(x, y, w-1, h-1);
 631                 dc.DestroyClippingRegion();
 632                 memDC.SelectObject(wxNullBitmap);
 633             }
 634         }
 635     }
 636 }
 637
 638 // ----------------------------------------------------------------------------
 639 // toolbar geometry
 640 // ----------------------------------------------------------------------------
 641
 642 void wxToolBarSimple::SetRows(int nRows)
 643 {
 644     wxCHECK_RET( nRows != 0, _T("max number of rows must be > 0") );
 645
 646     m_maxCols = (GetToolsCount() + nRows - 1) / nRows;
 647
 648     AdjustScrollbars();
 649     Refresh();
 650 }
 651
 652 wxToolBarToolBase *wxToolBarSimple::FindToolForPosition(wxCoord x,
 653                                                         wxCoord y) const
 654 {
 655     wxToolBarToolsList::Node *node = m_tools.GetFirst();
 656     while (node)
 657     {
 658         wxToolBarToolSimple *tool = (wxToolBarToolSimple *)node->GetData();
 659         if ((x >= tool->m_x) && (y >= tool->m_y) &&
 660             (x <= (tool->m_x + tool->GetWidth())) &&
 661             (y <= (tool->m_y + tool->GetHeight())))
 662         {
 663             return tool;
 664         }
 665
 666         node = node->GetNext();
 667     }
 668
 669     return (wxToolBarToolBase *)NULL;
 670 }
 671
 672 // ----------------------------------------------------------------------------
 673 // tool state change handlers
 674 // ----------------------------------------------------------------------------
 675
 676 void wxToolBarSimple::DoEnableTool(wxToolBarToolBase *tool,
 677                                    bool WXUNUSED(enable))
 678 {
 679     DrawTool(tool);
 680 }
 681
 682 void wxToolBarSimple::DoToggleTool(wxToolBarToolBase *tool,
 683                                    bool WXUNUSED(toggle))
 684 {
 685     DrawTool(tool);
 686 }
 687
 688 void wxToolBarSimple::DoSetToggle(wxToolBarToolBase * WXUNUSED(tool),
 689                                   bool WXUNUSED(toggle))
 690 {
 691     // nothing to do
 692 }
 693
 694 // Okay, so we've left the tool we're in ... we must check if the tool we're
 695 // leaving was a 'sprung push button' and if so, spring it back to the up
 696 // state.
 697 void wxToolBarSimple::SpringUpButton(int id)
 698 {
 699     wxToolBarToolBase *tool = FindById(id);
 700
 701     if ( tool && tool->CanBeToggled() )
 702     {
 703         if (tool->IsToggled())
 704             tool->Toggle();
 705
 706         DrawTool(tool);
 707     }
 708 }
 709
 710 // ----------------------------------------------------------------------------
 711 // scrolling implementation
 712 // ----------------------------------------------------------------------------
 713
 714 /*
 715  * pixelsPerUnitX/pixelsPerUnitY: number of pixels per unit (e.g. pixels per text line)
 716  * noUnitsX/noUnitsY:        : no. units per scrollbar
 717  */
 718 void wxToolBarSimple::SetScrollbars (int pixelsPerUnitX, int pixelsPerUnitY,
 719                                    int noUnitsX, int noUnitsY,
 720                                    int xPos, int yPos)
 721 {
 722     m_xScrollPixelsPerLine = pixelsPerUnitX;
 723     m_yScrollPixelsPerLine = pixelsPerUnitY;
 724     m_xScrollLines = noUnitsX;
 725     m_yScrollLines = noUnitsY;
 726
 727     int w, h;
 728     GetSize(&w, &h);
 729
 730     // Recalculate scroll bar range and position
 731     if (m_xScrollLines > 0)
 732     {
 733         m_xScrollPosition = xPos;
 734         SetScrollPos (wxHORIZONTAL, m_xScrollPosition, TRUE);
 735     }
 736     else
 737     {
 738         SetScrollbar(wxHORIZONTAL, 0, 0, 0, FALSE);
 739         m_xScrollPosition = 0;
 740     }
 741
 742     if (m_yScrollLines > 0)
 743     {
 744         m_yScrollPosition = yPos;
 745         SetScrollPos (wxVERTICAL, m_yScrollPosition, TRUE);
 746     }
 747     else
 748     {
 749         SetScrollbar(wxVERTICAL, 0, 0, 0, FALSE);
 750         m_yScrollPosition = 0;
 751     }
 752     AdjustScrollbars();
 753     Refresh();
 754
 755 #if 0 //def __WXMSW__
 756     ::UpdateWindow ((HWND) GetHWND());
 757 #endif
 758 }
 759
 760 void wxToolBarSimple::OnScroll(wxScrollEvent& event)
 761 {
 762     int orient = event.GetOrientation();
 763
 764     int nScrollInc = CalcScrollInc(event);
 765     if (nScrollInc == 0)
 766         return;
 767
 768     if (orient == wxHORIZONTAL)
 769     {
 770         int newPos = m_xScrollPosition + nScrollInc;
 771         SetScrollPos(wxHORIZONTAL, newPos, TRUE );
 772     }
 773     else
 774     {
 775         int newPos = m_yScrollPosition + nScrollInc;
 776         SetScrollPos(wxVERTICAL, newPos, TRUE );
 777     }
 778
 779     if (orient == wxHORIZONTAL)
 780     {
 781         if (m_xScrollingEnabled)
 782             ScrollWindow(-m_xScrollPixelsPerLine * nScrollInc, 0, NULL);
 783         else
 784             Refresh();
 785     }
 786     else
 787     {
 788         if (m_yScrollingEnabled)
 789             ScrollWindow(0, -m_yScrollPixelsPerLine * nScrollInc, NULL);
 790         else
 791             Refresh();
 792     }
 793
 794     if (orient == wxHORIZONTAL)
 795     {
 796         m_xScrollPosition += nScrollInc;
 797     }
 798     else
 799     {
 800         m_yScrollPosition += nScrollInc;
 801     }
 802
 803 }
 804
 805 int wxToolBarSimple::CalcScrollInc(wxScrollEvent& event)
 806 {
 807     int pos = event.GetPosition();
 808     int orient = event.GetOrientation();
 809
 810     int nScrollInc = 0;
 811     if (event.GetEventType() == wxEVT_SCROLL_TOP)
 812     {
 813             if (orient == wxHORIZONTAL)
 814                 nScrollInc = - m_xScrollPosition;
 815             else
 816                 nScrollInc = - m_yScrollPosition;
 817     } else
 818     if (event.GetEventType() == wxEVT_SCROLL_BOTTOM)
 819     {
 820             if (orient == wxHORIZONTAL)
 821                 nScrollInc = m_xScrollLines - m_xScrollPosition;
 822             else
 823                 nScrollInc = m_yScrollLines - m_yScrollPosition;
 824     } else
 825     if (event.GetEventType() == wxEVT_SCROLL_LINEUP)
 826     {
 827             nScrollInc = -1;
 828     } else
 829     if (event.GetEventType() == wxEVT_SCROLL_LINEDOWN)
 830     {
 831             nScrollInc = 1;
 832     } else
 833     if (event.GetEventType() == wxEVT_SCROLL_PAGEUP)
 834     {
 835             if (orient == wxHORIZONTAL)
 836                 nScrollInc = -GetScrollPageSize(wxHORIZONTAL);
 837             else
 838                 nScrollInc = -GetScrollPageSize(wxVERTICAL);
 839     } else
 840     if (event.GetEventType() == wxEVT_SCROLL_PAGEDOWN)
 841     {
 842             if (orient == wxHORIZONTAL)
 843                 nScrollInc = GetScrollPageSize(wxHORIZONTAL);
 844             else
 845                 nScrollInc = GetScrollPageSize(wxVERTICAL);
 846     } else
 847     if ((event.GetEventType() == wxEVT_SCROLL_THUMBTRACK) ||
 848         (event.GetEventType() == wxEVT_SCROLL_THUMBRELEASE))
 849     {
 850             if (orient == wxHORIZONTAL)
 851                 nScrollInc = pos - m_xScrollPosition;
 852             else
 853                 nScrollInc = pos - m_yScrollPosition;
 854     }
 855
 856     if (orient == wxHORIZONTAL)
 857     {
 858         int w, h;
 859         GetClientSize(&w, &h);
 860
 861         int nMaxWidth = m_xScrollLines*m_xScrollPixelsPerLine;
 862         int noPositions = (int) ( ((nMaxWidth - w)/(float)m_xScrollPixelsPerLine) + 0.5 );
 863         if (noPositions < 0)
 864             noPositions = 0;
 865
 866         if ( (m_xScrollPosition + nScrollInc) < 0 )
 867             nScrollInc = -m_xScrollPosition; // As -ve as we can go
 868         else if ( (m_xScrollPosition + nScrollInc) > noPositions )
 869             nScrollInc = noPositions - m_xScrollPosition; // As +ve as we can go
 870
 871         return nScrollInc;
 872     }
 873     else
 874     {
 875         int w, h;
 876         GetClientSize(&w, &h);
 877
 878         int nMaxHeight = m_yScrollLines*m_yScrollPixelsPerLine;
 879         int noPositions = (int) ( ((nMaxHeight - h)/(float)m_yScrollPixelsPerLine) + 0.5 );
 880         if (noPositions < 0)
 881             noPositions = 0;
 882
 883         if ( (m_yScrollPosition + nScrollInc) < 0 )
 884             nScrollInc = -m_yScrollPosition; // As -ve as we can go
 885         else if ( (m_yScrollPosition + nScrollInc) > noPositions )
 886             nScrollInc = noPositions - m_yScrollPosition; // As +ve as we can go
 887
 888         return nScrollInc;
 889     }
 890 }
 891
 892 // Adjust the scrollbars - new version.
 893 void wxToolBarSimple::AdjustScrollbars()
 894 {
 895     int w, h;
 896     GetClientSize(&w, &h);
 897
 898     // Recalculate scroll bar range and position
 899     if (m_xScrollLines > 0)
 900     {
 901         int nMaxWidth = m_xScrollLines*m_xScrollPixelsPerLine;
 902         int newRange = (int) ( ((nMaxWidth)/(float)m_xScrollPixelsPerLine) + 0.5 );
 903         if (newRange < 0)
 904             newRange = 0;
 905
 906         m_xScrollPosition = wxMin(newRange, m_xScrollPosition);
 907
 908         // Calculate page size i.e. number of scroll units you get on the
 909         // current client window
 910         int noPagePositions = (int) ( (w/(float)m_xScrollPixelsPerLine) + 0.5 );
 911         if (noPagePositions < 1)
 912             noPagePositions = 1;
 913
 914         SetScrollbar(wxHORIZONTAL, m_xScrollPosition, noPagePositions, newRange);
 915         SetScrollPageSize(wxHORIZONTAL, noPagePositions);
 916     }
 917     if (m_yScrollLines > 0)
 918     {
 919         int nMaxHeight = m_yScrollLines*m_yScrollPixelsPerLine;
 920         int newRange = (int) ( ((nMaxHeight)/(float)m_yScrollPixelsPerLine) + 0.5 );
 921         if (newRange < 0)
 922             newRange = 0;
 923
 924         m_yScrollPosition = wxMin(newRange, m_yScrollPosition);
 925
 926         // Calculate page size i.e. number of scroll units you get on the
 927         // current client window
 928         int noPagePositions = (int) ( (h/(float)m_yScrollPixelsPerLine) + 0.5 );
 929         if (noPagePositions < 1)
 930             noPagePositions = 1;
 931
 932         SetScrollbar(wxVERTICAL, m_yScrollPosition, noPagePositions, newRange);
 933         SetScrollPageSize(wxVERTICAL, noPagePositions);
 934     }
 935 }
 936
 937 // Prepare the DC by translating it according to the current scroll position
 938 void wxToolBarSimple::PrepareDC(wxDC& dc)
 939 {
 940     dc.SetDeviceOrigin(- m_xScrollPosition * m_xScrollPixelsPerLine, - m_yScrollPosition * m_yScrollPixelsPerLine);
 941 }
 942
 943 void wxToolBarSimple::GetScrollPixelsPerUnit (int *x_unit, int *y_unit) const
 944 {
 945       *x_unit = m_xScrollPixelsPerLine;
 946       *y_unit = m_yScrollPixelsPerLine;
 947 }
 948
 949 int wxToolBarSimple::GetScrollPageSize(int orient) const
 950 {
 951     if ( orient == wxHORIZONTAL )
 952         return m_xScrollLinesPerPage;
 953     else
 954         return m_yScrollLinesPerPage;
 955 }
 956
 957 void wxToolBarSimple::SetScrollPageSize(int orient, int pageSize)
 958 {
 959     if ( orient == wxHORIZONTAL )
 960         m_xScrollLinesPerPage = pageSize;
 961     else
 962         m_yScrollLinesPerPage = pageSize;
 963 }
 964
 965 /*
 966  * Scroll to given position (scroll position, not pixel position)
 967  */
 968 void wxToolBarSimple::Scroll (int x_pos, int y_pos)
 969 {
 970     int old_x, old_y;
 971     ViewStart (&old_x, &old_y);
 972     if (((x_pos == -1) || (x_pos == old_x)) && ((y_pos == -1) || (y_pos == old_y)))
 973         return;
 974
 975     if (x_pos > -1)
 976     {
 977         m_xScrollPosition = x_pos;
 978         SetScrollPos (wxHORIZONTAL, x_pos, TRUE);
 979     }
 980     if (y_pos > -1)
 981     {
 982         m_yScrollPosition = y_pos;
 983         SetScrollPos (wxVERTICAL, y_pos, TRUE);
 984     }
 985     Refresh();
 986
 987 #if 0 //def __WXMSW__
 988     UpdateWindow ((HWND) GetHWND());
 989 #endif
 990 }
 991
 992 void wxToolBarSimple::EnableScrolling (bool x_scroll, bool y_scroll)
 993 {
 994     m_xScrollingEnabled = x_scroll;
 995     m_yScrollingEnabled = y_scroll;
 996 }
 997
 998 void wxToolBarSimple::GetVirtualSize (int *x, int *y) const
 999 {
1000     *x = m_xScrollPixelsPerLine * m_xScrollLines;
1001     *y = m_yScrollPixelsPerLine * m_yScrollLines;
1002 }
1003
1004 // Where the current view starts from
1005 void wxToolBarSimple::ViewStart (int *x, int *y) const
1006 {
1007     *x = m_xScrollPosition;
1008     *y = m_yScrollPosition;
1009 }
1010
1011 #endif // wxUSE_TOOLBAR_SIMPLE