src/univ/topluniv.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        topluniv.cpp
   3 // Author:      Vaclav Slavik
   4 // Id:          $Id$
   5 // Copyright:   (c) 2001-2002 SciTech Software, Inc. (www.scitechsoft.com)
   6 // Licence:     wxWindows licence
   7 /////////////////////////////////////////////////////////////////////////////
   8
   9 // ============================================================================
  10 // declarations
  11 // ============================================================================
  12
  13 // ----------------------------------------------------------------------------
  14 // headers
  15 // ----------------------------------------------------------------------------
  16
  17 #ifdef __GNUG__
  18     #pragma implementation "univtoplevel.h"
  19 #endif
  20
  21 // For compilers that support precompilation, includes "wx.h".
  22 #include "wx/wxprec.h"
  23
  24 #ifdef __BORLANDC__
  25 #pragma hdrstop
  26 #endif
  27
  28 #include "wx/defs.h"
  29
  30 #ifndef WX_PRECOMP
  31     #include "wx/dcclient.h"
  32     #include "wx/settings.h"
  33 #endif
  34
  35 #include "wx/toplevel.h"
  36 #include "wx/univ/renderer.h"
  37 #include "wx/bitmap.h"
  38 #include "wx/image.h"
  39 #include "wx/cshelp.h"
  40 #include "wx/evtloop.h"
  41
  42
  43 // ----------------------------------------------------------------------------
  44 // event tables
  45 // ----------------------------------------------------------------------------
  46
  47 BEGIN_EVENT_TABLE(wxTopLevelWindow, wxTopLevelWindowNative)
  48     WX_EVENT_TABLE_INPUT_CONSUMER(wxTopLevelWindow)
  49     EVT_NC_PAINT(wxTopLevelWindow::OnNcPaint)
  50     EVT_MENU_RANGE(wxID_CLOSE_FRAME, wxID_RESTORE_FRAME, wxTopLevelWindow::OnSystemMenu)
  51 END_EVENT_TABLE()
  52
  53 WX_FORWARD_TO_INPUT_CONSUMER(wxTopLevelWindow)
  54
  55 // ============================================================================
  56 // implementation
  57 // ============================================================================
  58
  59 int wxTopLevelWindow::ms_drawDecorations = -1;
  60 int wxTopLevelWindow::ms_canIconize = -1;
  61
  62 void wxTopLevelWindow::Init()
  63 {
  64     m_isActive = FALSE;
  65     m_windowStyle = 0;
  66     m_pressedButton = 0;
  67 }
  68
  69 bool wxTopLevelWindow::Create(wxWindow *parent,
  70                               wxWindowID id,
  71                               const wxString& title,
  72                               const wxPoint& pos,
  73                               const wxSize& size,
  74                               long style,
  75                               const wxString &name)
  76 {
  77     // init them to avoid compiler warnings
  78     long styleOrig = 0,
  79          exstyleOrig = 0;
  80
  81     if ( ms_drawDecorations == -1 )
  82     {
  83         ms_drawDecorations =
  84             !wxSystemSettings::HasFeature(wxSYS_CAN_DRAW_FRAME_DECORATIONS)
  85             || wxGetEnv(wxT("WXDECOR"), NULL);
  86         // FIXME -- wxUniv should provide a way to force non-native decorations!
  87         //          $WXDECOR is just a hack in absence of better wxUniv solution
  88     }
  89
  90     if ( ms_canIconize == -1 )
  91     {
  92         ms_canIconize = wxSystemSettings::HasFeature(wxSYS_CAN_ICONIZE_FRAME);
  93     }
  94
  95     if ( ms_drawDecorations )
  96     {
  97         CreateInputHandler(wxINP_HANDLER_TOPLEVEL);
  98
  99         styleOrig = style;
 100         exstyleOrig = GetExtraStyle();
 101         style &= ~(wxCAPTION | wxMINIMIZE_BOX | wxMAXIMIZE_BOX |
 102                    wxSYSTEM_MENU | wxRESIZE_BORDER | wxFRAME_TOOL_WINDOW |
 103                    wxTHICK_FRAME);
 104         style = wxSIMPLE_BORDER;
 105         SetExtraStyle(exstyleOrig &
 106                       ~(wxFRAME_EX_CONTEXTHELP | wxDIALOG_EX_CONTEXTHELP));
 107     }
 108
 109     if ( !wxTopLevelWindowNative::Create(parent, id, title, pos,
 110                                          size, style, name) )
 111         return FALSE;
 112
 113     if ( ms_drawDecorations )
 114     {
 115         m_windowStyle = styleOrig;
 116         m_exStyle = exstyleOrig;
 117     }
 118
 119     return TRUE;
 120 }
 121
 122 bool wxTopLevelWindow::ShowFullScreen(bool show, long style)
 123 {
 124     if ( show == IsFullScreen() ) return FALSE;
 125
 126     if ( ms_drawDecorations )
 127     {
 128         if ( show )
 129         {
 130             m_fsSavedStyle = m_windowStyle;
 131             if ( style & wxFULLSCREEN_NOBORDER )
 132                 m_windowStyle |= wxSIMPLE_BORDER;
 133             if ( style & wxFULLSCREEN_NOCAPTION )
 134                 m_windowStyle &= ~wxCAPTION;
 135         }
 136         else
 137         {
 138             m_windowStyle = m_fsSavedStyle;
 139         }
 140     }
 141
 142     return wxTopLevelWindowNative::ShowFullScreen(show, style);
 143 }
 144
 145 long wxTopLevelWindow::GetDecorationsStyle() const
 146 {
 147     long style = 0;
 148
 149     if ( m_windowStyle & wxCAPTION )
 150     {
 151         style |= wxTOPLEVEL_TITLEBAR | wxTOPLEVEL_BUTTON_CLOSE;
 152         if ( (m_windowStyle & wxMINIMIZE_BOX) && ms_canIconize )
 153             style |= wxTOPLEVEL_BUTTON_ICONIZE;
 154         if ( m_windowStyle & wxMAXIMIZE_BOX )
 155         {
 156             if ( IsMaximized() )
 157                 style |= wxTOPLEVEL_BUTTON_RESTORE;
 158             else
 159                 style |= wxTOPLEVEL_BUTTON_MAXIMIZE;
 160         }
 161 #if wxUSE_HELP
 162         if ( m_exStyle & (wxFRAME_EX_CONTEXTHELP | wxDIALOG_EX_CONTEXTHELP))
 163             style |= wxTOPLEVEL_BUTTON_HELP;
 164 #endif
 165     }
 166     if ( (m_windowStyle & (wxSIMPLE_BORDER | wxNO_BORDER)) == 0 )
 167         style |= wxTOPLEVEL_BORDER;
 168     if ( m_windowStyle & (wxRESIZE_BORDER | wxTHICK_FRAME) )
 169         style |= wxTOPLEVEL_RESIZEABLE;
 170
 171     if ( IsMaximized() )
 172         style |= wxTOPLEVEL_MAXIMIZED;
 173     if ( GetIcon().Ok() )
 174         style |= wxTOPLEVEL_ICON;
 175     if ( m_isActive )
 176         style |= wxTOPLEVEL_ACTIVE;
 177
 178     return style;
 179 }
 180
 181 void wxTopLevelWindow::RefreshTitleBar()
 182 {
 183     wxNcPaintEvent event(GetId());
 184     event.SetEventObject(this);
 185     GetEventHandler()->ProcessEvent(event);
 186 }
 187
 188 // ----------------------------------------------------------------------------
 189 // client area handling
 190 // ----------------------------------------------------------------------------
 191
 192 wxPoint wxTopLevelWindow::GetClientAreaOrigin() const
 193 {
 194     if ( ms_drawDecorations )
 195     {
 196         int w, h;
 197         wxTopLevelWindowNative::DoGetClientSize(&w, &h);
 198         wxRect rect = wxRect(wxTopLevelWindowNative::GetClientAreaOrigin(),
 199                              wxSize(w, h));
 200         rect = m_renderer->GetFrameClientArea(rect,
 201                                               GetDecorationsStyle());
 202         return rect.GetPosition();
 203     }
 204     else
 205     {
 206         return wxTopLevelWindowNative::GetClientAreaOrigin();
 207     }
 208 }
 209
 210 void wxTopLevelWindow::DoGetClientSize(int *width, int *height) const
 211 {
 212     if ( ms_drawDecorations )
 213     {
 214         int w, h;
 215         wxTopLevelWindowNative::DoGetClientSize(&w, &h);
 216         wxRect rect = wxRect(wxTopLevelWindowNative::GetClientAreaOrigin(),
 217                              wxSize(w, h));
 218         rect = m_renderer->GetFrameClientArea(rect,
 219                                               GetDecorationsStyle());
 220         if ( width )
 221             *width = rect.width;
 222         if ( height )
 223             *height = rect.height;
 224     }
 225     else
 226         wxTopLevelWindowNative::DoGetClientSize(width, height);
 227 }
 228
 229 void wxTopLevelWindow::DoSetClientSize(int width, int height)
 230 {
 231     if ( ms_drawDecorations )
 232     {
 233         wxSize size = m_renderer->GetFrameTotalSize(wxSize(width, height),
 234                                                GetDecorationsStyle());
 235         wxTopLevelWindowNative::DoSetClientSize(size.x, size.y);
 236     }
 237     else
 238         wxTopLevelWindowNative::DoSetClientSize(width, height);
 239 }
 240
 241 void wxTopLevelWindow::OnNcPaint(wxPaintEvent& event)
 242 {
 243     if ( !ms_drawDecorations || !m_renderer )
 244         event.Skip();
 245     else
 246     {
 247         // get the window rect
 248         wxRect rect;
 249         wxSize size = GetSize();
 250         rect.x =
 251         rect.y = 0;
 252         rect.width = size.x;
 253         rect.height = size.y;
 254
 255         wxWindowDC dc(this);
 256         m_renderer->DrawFrameTitleBar(dc, rect,
 257                                       GetTitle(), m_titlebarIcon,
 258                                       GetDecorationsStyle(),
 259                                       m_pressedButton,
 260                                       wxCONTROL_PRESSED);
 261     }
 262 }
 263
 264 long wxTopLevelWindow::HitTest(const wxPoint& pt) const
 265 {
 266     int w, h;
 267     wxTopLevelWindowNative::DoGetClientSize(&w, &h);
 268     wxRect rect(wxTopLevelWindowNative::GetClientAreaOrigin(), wxSize(w, h));
 269
 270     return m_renderer->HitTestFrame(rect, pt+GetClientAreaOrigin(), GetDecorationsStyle());
 271 }
 272
 273 int wxTopLevelWindow::GetMinWidth() const
 274 {
 275     if ( ms_drawDecorations )
 276     {
 277         return wxMax(wxTopLevelWindowNative::GetMinWidth(),
 278                      m_renderer->GetFrameMinSize(GetDecorationsStyle()).x);
 279     }
 280     else
 281         return wxTopLevelWindowNative::GetMinWidth();
 282 }
 283
 284 int wxTopLevelWindow::GetMinHeight() const
 285 {
 286     if ( ms_drawDecorations )
 287     {
 288         return wxMax(wxTopLevelWindowNative::GetMinHeight(),
 289                      m_renderer->GetFrameMinSize(GetDecorationsStyle()).y);
 290     }
 291     else
 292         return wxTopLevelWindowNative::GetMinHeight();
 293 }
 294
 295 // ----------------------------------------------------------------------------
 296 // icons
 297 // ----------------------------------------------------------------------------
 298
 299 void wxTopLevelWindow::SetIcon(const wxIcon& icon)
 300 {
 301     wxTopLevelWindowNative::SetIcon(icon);
 302
 303     if ( ms_drawDecorations && m_renderer )
 304     {
 305         wxSize size = m_renderer->GetFrameIconSize();
 306
 307         if ( !icon.Ok() || size.x == -1  )
 308             m_titlebarIcon = icon;
 309         else
 310         {
 311             wxBitmap bmp1;
 312             bmp1.CopyFromIcon(icon);
 313             if ( !bmp1.Ok() )
 314                 m_titlebarIcon = wxNullIcon;
 315             else if ( bmp1.GetWidth() == size.x && bmp1.GetHeight() == size.y )
 316                 m_titlebarIcon = icon;
 317             else
 318             {
 319                 wxImage img = bmp1.ConvertToImage();
 320                 img.Rescale(size.x, size.y);
 321                 m_titlebarIcon.CopyFromBitmap(wxBitmap(img));
 322             }
 323         }
 324     }
 325 }
 326
 327 // ----------------------------------------------------------------------------
 328 // interactive manipulation
 329 // ----------------------------------------------------------------------------
 330
 331 #define wxINTERACTIVE_RESIZE_DIR \
 332           (wxINTERACTIVE_RESIZE_W | wxINTERACTIVE_RESIZE_E | \
 333            wxINTERACTIVE_RESIZE_S | wxINTERACTIVE_RESIZE_N)
 334
 335 struct wxInteractiveMoveData
 336 {
 337     wxTopLevelWindowBase *m_window;
 338     wxEventLoop          *m_evtLoop;
 339     int                   m_flags;
 340     wxRect                m_rect;
 341     wxRect                m_rectOrig;
 342     wxPoint               m_pos;
 343     wxSize                m_minSize, m_maxSize;
 344     bool                  m_sizingCursor;
 345 };
 346
 347 class wxInteractiveMoveHandler : public wxEvtHandler
 348 {
 349 public:
 350     wxInteractiveMoveHandler(wxInteractiveMoveData& data) : m_data(data) {}
 351
 352 private:
 353     DECLARE_EVENT_TABLE()
 354     void OnMouseMove(wxMouseEvent& event);
 355     void OnMouseDown(wxMouseEvent& event);
 356     void OnMouseUp(wxMouseEvent& event);
 357     void OnKeyDown(wxKeyEvent& event);
 358
 359     wxInteractiveMoveData& m_data;
 360 };
 361
 362 BEGIN_EVENT_TABLE(wxInteractiveMoveHandler, wxEvtHandler)
 363     EVT_MOTION(wxInteractiveMoveHandler::OnMouseMove)
 364     EVT_LEFT_DOWN(wxInteractiveMoveHandler::OnMouseDown)
 365     EVT_LEFT_UP(wxInteractiveMoveHandler::OnMouseUp)
 366     EVT_KEY_DOWN(wxInteractiveMoveHandler::OnKeyDown)
 367 END_EVENT_TABLE()
 368
 369
 370 static inline LINKAGEMODE
 371 void wxApplyResize(wxInteractiveMoveData& data, const wxPoint& diff)
 372 {
 373     if ( data.m_flags & wxINTERACTIVE_RESIZE_W )
 374     {
 375         data.m_rect.x += diff.x;
 376         data.m_rect.width -= diff.x;
 377     }
 378     else if ( data.m_flags & wxINTERACTIVE_RESIZE_E )
 379     {
 380         data.m_rect.width += diff.x;
 381     }
 382     if ( data.m_flags & wxINTERACTIVE_RESIZE_N )
 383     {
 384         data.m_rect.y += diff.y;
 385         data.m_rect.height -= diff.y;
 386     }
 387     else if ( data.m_flags & wxINTERACTIVE_RESIZE_S )
 388     {
 389         data.m_rect.height += diff.y;
 390     }
 391
 392     if ( data.m_minSize.x != -1 && data.m_rect.width < data.m_minSize.x )
 393     {
 394         if ( data.m_flags & wxINTERACTIVE_RESIZE_W )
 395             data.m_rect.x -= data.m_minSize.x - data.m_rect.width;
 396         data.m_rect.width = data.m_minSize.x;
 397     }
 398     if ( data.m_maxSize.x != -1 && data.m_rect.width > data.m_maxSize.x )
 399     {
 400         if ( data.m_flags & wxINTERACTIVE_RESIZE_W )
 401             data.m_rect.x -= data.m_minSize.x - data.m_rect.width;
 402         data.m_rect.width = data.m_maxSize.x;
 403     }
 404     if ( data.m_minSize.y != -1 && data.m_rect.height < data.m_minSize.y )
 405     {
 406         if ( data.m_flags & wxINTERACTIVE_RESIZE_N )
 407             data.m_rect.y -= data.m_minSize.y - data.m_rect.height;
 408         data.m_rect.height = data.m_minSize.y;
 409     }
 410     if ( data.m_maxSize.y != -1 && data.m_rect.height > data.m_maxSize.y )
 411     {
 412         if ( data.m_flags & wxINTERACTIVE_RESIZE_N )
 413             data.m_rect.y -= data.m_minSize.y - data.m_rect.height;
 414         data.m_rect.height = data.m_maxSize.y;
 415     }
 416 }
 417
 418 void wxInteractiveMoveHandler::OnMouseMove(wxMouseEvent& event)
 419 {
 420     if ( m_data.m_flags & wxINTERACTIVE_WAIT_FOR_INPUT )
 421         event.Skip();
 422
 423     else if ( m_data.m_flags & wxINTERACTIVE_MOVE )
 424     {
 425         wxPoint diff = wxGetMousePosition() - m_data.m_pos;
 426         m_data.m_rect = m_data.m_rectOrig;
 427         m_data.m_rect.Offset(diff);
 428         m_data.m_window->Move(m_data.m_rect.GetPosition());
 429     }
 430
 431     else if ( m_data.m_flags & wxINTERACTIVE_RESIZE )
 432     {
 433         wxPoint diff = wxGetMousePosition() - m_data.m_pos;
 434         m_data.m_rect = m_data.m_rectOrig;
 435         wxApplyResize(m_data, diff);
 436         m_data.m_window->SetSize(m_data.m_rect);
 437     }
 438 }
 439
 440 void wxInteractiveMoveHandler::OnMouseDown(wxMouseEvent& event)
 441 {
 442     if ( m_data.m_flags & wxINTERACTIVE_WAIT_FOR_INPUT )
 443     {
 444         m_data.m_evtLoop->Exit();
 445     }
 446 }
 447
 448 void wxInteractiveMoveHandler::OnKeyDown(wxKeyEvent& event)
 449 {
 450     wxPoint diff(-1,-1);
 451
 452     switch ( event.GetKeyCode() )
 453     {
 454         case WXK_UP:    diff = wxPoint(0, -16); break;
 455         case WXK_DOWN:  diff = wxPoint(0, 16);  break;
 456         case WXK_LEFT:  diff = wxPoint(-16, 0); break;
 457         case WXK_RIGHT: diff = wxPoint(16, 0);  break;
 458         case WXK_ESCAPE:
 459             m_data.m_window->SetSize(m_data.m_rectOrig);
 460             m_data.m_evtLoop->Exit();
 461             return;
 462         case WXK_RETURN:
 463             m_data.m_evtLoop->Exit();
 464             return;
 465     }
 466
 467     if ( diff.x != -1 )
 468     {
 469         if ( m_data.m_flags & wxINTERACTIVE_WAIT_FOR_INPUT )
 470         {
 471             m_data.m_flags &= ~wxINTERACTIVE_WAIT_FOR_INPUT;
 472             if ( m_data.m_sizingCursor )
 473             {
 474                 wxEndBusyCursor();
 475                 m_data.m_sizingCursor = FALSE;
 476             }
 477
 478             if ( m_data.m_flags & wxINTERACTIVE_MOVE )
 479             {
 480                 m_data.m_pos = m_data.m_window->GetPosition() +
 481                                wxPoint(m_data.m_window->GetSize().x/2, 8);
 482             }
 483         }
 484
 485         wxPoint warp;
 486
 487         if ( m_data.m_flags & wxINTERACTIVE_MOVE )
 488         {
 489             m_data.m_rect.Offset(diff);
 490             m_data.m_window->Move(m_data.m_rect.GetPosition());
 491             warp = wxPoint(m_data.m_window->GetSize().x/2, 8);
 492         }
 493         else /* wxINTERACTIVE_RESIZE */
 494         {
 495             if ( !(m_data.m_flags &
 496                   (wxINTERACTIVE_RESIZE_N | wxINTERACTIVE_RESIZE_S)) )
 497             {
 498                 if ( diff.y < 0 )
 499                 {
 500                     m_data.m_flags |= wxINTERACTIVE_RESIZE_N;
 501                     m_data.m_pos.y = m_data.m_window->GetPosition().y;
 502                 }
 503                 else if ( diff.y > 0 )
 504                 {
 505                     m_data.m_flags |= wxINTERACTIVE_RESIZE_S;
 506                     m_data.m_pos.y = m_data.m_window->GetPosition().y +
 507                                      m_data.m_window->GetSize().y;
 508                 }
 509             }
 510             if ( !(m_data.m_flags &
 511                   (wxINTERACTIVE_RESIZE_W | wxINTERACTIVE_RESIZE_E)) )
 512             {
 513                 if ( diff.x < 0 )
 514                 {
 515                     m_data.m_flags |= wxINTERACTIVE_RESIZE_W;
 516                     m_data.m_pos.x = m_data.m_window->GetPosition().x;
 517                 }
 518                 else if ( diff.x > 0 )
 519                 {
 520                     m_data.m_flags |= wxINTERACTIVE_RESIZE_E;
 521                     m_data.m_pos.x = m_data.m_window->GetPosition().x +
 522                                      m_data.m_window->GetSize().x;
 523                 }
 524             }
 525
 526             wxApplyResize(m_data, diff);
 527             m_data.m_window->SetSize(m_data.m_rect);
 528
 529             if ( m_data.m_flags & wxINTERACTIVE_RESIZE_W )
 530                 warp.x = 0;
 531             else if ( m_data.m_flags & wxINTERACTIVE_RESIZE_E )
 532                 warp.x = m_data.m_window->GetSize().x-1;
 533             else
 534                 warp.x = wxGetMousePosition().x - m_data.m_window->GetPosition().x;
 535
 536             if ( m_data.m_flags & wxINTERACTIVE_RESIZE_N )
 537                 warp.y = 0;
 538             else if ( m_data.m_flags & wxINTERACTIVE_RESIZE_S )
 539                 warp.y = m_data.m_window->GetSize().y-1;
 540             else
 541                 warp.y = wxGetMousePosition().y - m_data.m_window->GetPosition().y;
 542         }
 543
 544         warp -= m_data.m_window->GetClientAreaOrigin();
 545         m_data.m_window->WarpPointer(warp.x, warp.y);
 546     }
 547 }
 548
 549 void wxInteractiveMoveHandler::OnMouseUp(wxMouseEvent& event)
 550 {
 551     m_data.m_evtLoop->Exit();
 552 }
 553
 554
 555 void wxTopLevelWindow::InteractiveMove(int flags)
 556 {
 557     wxASSERT_MSG( !((flags & wxINTERACTIVE_MOVE) && (flags & wxINTERACTIVE_RESIZE)),
 558                   wxT("can't move and resize window at the same time") );
 559
 560     wxASSERT_MSG( !(flags & wxINTERACTIVE_RESIZE) ||
 561                   (flags & wxINTERACTIVE_WAIT_FOR_INPUT) ||
 562                   (flags & wxINTERACTIVE_RESIZE_DIR),
 563                   wxT("direction of resizing not specified") );
 564
 565     wxInteractiveMoveData data;
 566     wxEventLoop loop;
 567
 568     SetFocus();
 569
 570 #ifndef __WXGTK__
 571     if ( flags & wxINTERACTIVE_WAIT_FOR_INPUT )
 572     {
 573         wxCursor sizingCursor(wxCURSOR_SIZING);
 574         wxBeginBusyCursor(&sizingCursor);
 575         data.m_sizingCursor = TRUE;
 576     }
 577     else
 578 #endif
 579         data.m_sizingCursor = FALSE;
 580
 581     data.m_window = this;
 582     data.m_evtLoop = &loop;
 583     data.m_flags = flags;
 584     data.m_rect = data.m_rectOrig = GetRect();
 585     data.m_pos = wxGetMousePosition();
 586     data.m_minSize = wxSize(GetMinWidth(), GetMinHeight());
 587     data.m_maxSize = wxSize(GetMaxWidth(), GetMaxHeight());
 588
 589     wxEvtHandler *handler = new wxInteractiveMoveHandler(data);
 590     this->PushEventHandler(handler);
 591
 592     CaptureMouse();
 593     loop.Run();
 594     ReleaseMouse();
 595
 596     this->RemoveEventHandler(handler);
 597     delete handler;
 598
 599     if ( data.m_sizingCursor )
 600         wxEndBusyCursor();
 601 }
 602
 603 // ----------------------------------------------------------------------------
 604 // actions
 605 // ----------------------------------------------------------------------------
 606
 607 void wxTopLevelWindow::ClickTitleBarButton(long button)
 608 {
 609     switch ( button )
 610     {
 611         case wxTOPLEVEL_BUTTON_CLOSE:
 612             Close();
 613             break;
 614
 615         case wxTOPLEVEL_BUTTON_ICONIZE:
 616             Iconize();
 617             break;
 618
 619         case wxTOPLEVEL_BUTTON_MAXIMIZE:
 620             Maximize();
 621             break;
 622
 623         case wxTOPLEVEL_BUTTON_RESTORE:
 624             Restore();
 625             break;
 626
 627         case wxTOPLEVEL_BUTTON_HELP:
 628 #if wxUSE_HELP
 629             {
 630             wxContextHelp contextHelp(this);
 631             }
 632 #endif
 633             break;
 634
 635         default:
 636             wxFAIL_MSG(wxT("incorrect button specification"));
 637     }
 638 }
 639
 640 bool wxTopLevelWindow::PerformAction(const wxControlAction& action,
 641                                      long numArg,
 642                                      const wxString& strArg)
 643 {
 644     bool isActive = numArg != 0;
 645
 646     if ( action == wxACTION_TOPLEVEL_ACTIVATE )
 647     {
 648         if ( m_isActive != isActive )
 649         {
 650             m_isActive = isActive;
 651             RefreshTitleBar();
 652         }
 653         return TRUE;
 654     }
 655
 656     else if ( action == wxACTION_TOPLEVEL_BUTTON_PRESS )
 657     {
 658         m_pressedButton = numArg;
 659         RefreshTitleBar();
 660         return TRUE;
 661     }
 662
 663     else if ( action == wxACTION_TOPLEVEL_BUTTON_RELEASE )
 664     {
 665         m_pressedButton = 0;
 666         RefreshTitleBar();
 667         return TRUE;
 668     }
 669
 670     else if ( action == wxACTION_TOPLEVEL_BUTTON_CLICK )
 671     {
 672         m_pressedButton = 0;
 673         RefreshTitleBar();
 674         ClickTitleBarButton(numArg);
 675         return TRUE;
 676     }
 677
 678     else if ( action == wxACTION_TOPLEVEL_MOVE )
 679     {
 680         InteractiveMove(wxINTERACTIVE_MOVE);
 681         return TRUE;
 682     }
 683
 684     else if ( action == wxACTION_TOPLEVEL_RESIZE )
 685     {
 686         int flags = wxINTERACTIVE_RESIZE;
 687         if ( numArg & wxHT_TOPLEVEL_BORDER_N )
 688             flags |= wxINTERACTIVE_RESIZE_N;
 689         if ( numArg & wxHT_TOPLEVEL_BORDER_S )
 690             flags |= wxINTERACTIVE_RESIZE_S;
 691         if ( numArg & wxHT_TOPLEVEL_BORDER_W )
 692             flags |= wxINTERACTIVE_RESIZE_W;
 693         if ( numArg & wxHT_TOPLEVEL_BORDER_E )
 694             flags |= wxINTERACTIVE_RESIZE_E;
 695         InteractiveMove(flags);
 696         return TRUE;
 697     }
 698
 699     else
 700         return FALSE;
 701 }
 702
 703 void wxTopLevelWindow::OnSystemMenu(wxCommandEvent& event)
 704 {
 705     bool ret = TRUE;
 706
 707     switch (event.GetId())
 708     {
 709         case wxID_CLOSE_FRAME:
 710             ret = PerformAction(wxACTION_TOPLEVEL_BUTTON_CLICK,
 711                                 wxTOPLEVEL_BUTTON_CLOSE);
 712             break;
 713         case wxID_MOVE_FRAME:
 714             InteractiveMove(wxINTERACTIVE_MOVE | wxINTERACTIVE_WAIT_FOR_INPUT);
 715             break;
 716         case wxID_RESIZE_FRAME:
 717             InteractiveMove(wxINTERACTIVE_RESIZE | wxINTERACTIVE_WAIT_FOR_INPUT);
 718             break;
 719         case wxID_MAXIMIZE_FRAME:
 720             ret = PerformAction(wxACTION_TOPLEVEL_BUTTON_CLICK,
 721                                 wxTOPLEVEL_BUTTON_MAXIMIZE);
 722             break;
 723         case wxID_ICONIZE_FRAME:
 724             ret = PerformAction(wxACTION_TOPLEVEL_BUTTON_CLICK,
 725                                 wxTOPLEVEL_BUTTON_ICONIZE);
 726             break;
 727         case wxID_RESTORE_FRAME:
 728             ret = PerformAction(wxACTION_TOPLEVEL_BUTTON_CLICK,
 729                                 wxTOPLEVEL_BUTTON_RESTORE);
 730             break;
 731
 732         default:
 733             ret = FALSE;
 734     }
 735
 736     if ( !ret )
 737         event.Skip();
 738 }
 739
 740
 741 // ============================================================================
 742 // wxStdFrameInputHandler: handles focus, resizing and titlebar buttons clicks
 743 // ============================================================================
 744
 745 wxStdFrameInputHandler::wxStdFrameInputHandler(wxInputHandler *inphand)
 746             : wxStdInputHandler(inphand)
 747 {
 748     m_winCapture = NULL;
 749     m_winHitTest = 0;
 750     m_winPressed = 0;
 751     m_borderCursorOn = FALSE;
 752 }
 753
 754 bool wxStdFrameInputHandler::HandleMouse(wxInputConsumer *consumer,
 755                                          const wxMouseEvent& event)
 756 {
 757     // the button has 2 states: pressed and normal with the following
 758     // transitions between them:
 759     //
 760     //      normal -> left down -> capture mouse and go to pressed state
 761     //      pressed -> left up inside -> generate click -> go to normal
 762     //                         outside ------------------>
 763     //
 764     // the other mouse buttons are ignored
 765     if ( event.Button(1) )
 766     {
 767         if ( event.ButtonDown(1) )
 768         {
 769             wxTopLevelWindow *w = wxStaticCast(consumer->GetInputWindow(), wxTopLevelWindow);
 770             long hit = w->HitTest(event.GetPosition());
 771
 772             if ( hit & wxHT_TOPLEVEL_ANY_BUTTON )
 773             {
 774                 m_winCapture = w;
 775                 m_winCapture->CaptureMouse();
 776                 m_winHitTest = hit;
 777                 m_winPressed = hit;
 778                 consumer->PerformAction(wxACTION_TOPLEVEL_BUTTON_PRESS, m_winPressed);
 779                 return TRUE;
 780             }
 781             else if ( (hit & wxHT_TOPLEVEL_TITLEBAR) && !w->IsMaximized() )
 782             {
 783                 consumer->PerformAction(wxACTION_TOPLEVEL_MOVE);
 784                 return TRUE;
 785             }
 786             else if ( (consumer->GetInputWindow()->GetWindowStyle() & wxRESIZE_BORDER)
 787                       && (hit & wxHT_TOPLEVEL_ANY_BORDER) )
 788             {
 789                 consumer->PerformAction(wxACTION_TOPLEVEL_RESIZE, hit);
 790                 return TRUE;
 791             }
 792         }
 793
 794         else // up
 795         {
 796             if ( m_winCapture )
 797             {
 798                 m_winCapture->ReleaseMouse();
 799                 m_winCapture = NULL;
 800
 801                 if ( m_winHitTest == m_winPressed )
 802                 {
 803                     consumer->PerformAction(wxACTION_TOPLEVEL_BUTTON_CLICK, m_winPressed);
 804                     return TRUE;
 805                 }
 806             }
 807             //else: the mouse was released outside the window, this doesn't
 808             //      count as a click
 809         }
 810     }
 811
 812     return wxStdInputHandler::HandleMouse(consumer, event);
 813 }
 814
 815 bool wxStdFrameInputHandler::HandleMouseMove(wxInputConsumer *consumer,
 816                                              const wxMouseEvent& event)
 817 {
 818     if ( event.GetEventObject() == m_winCapture )
 819     {
 820         long hit = m_winCapture->HitTest(event.GetPosition());
 821
 822         if ( hit != m_winHitTest )
 823         {
 824             if ( hit != m_winPressed )
 825                 consumer->PerformAction(wxACTION_TOPLEVEL_BUTTON_RELEASE, m_winPressed);
 826             else
 827                 consumer->PerformAction(wxACTION_TOPLEVEL_BUTTON_PRESS, m_winPressed);
 828
 829             m_winHitTest = hit;
 830             return TRUE;
 831         }
 832     }
 833     else if ( consumer->GetInputWindow()->GetWindowStyle() & wxRESIZE_BORDER )
 834     {
 835         wxTopLevelWindow *win = wxStaticCast(consumer->GetInputWindow(),
 836                                              wxTopLevelWindow);
 837         long hit = win->HitTest(event.GetPosition());
 838
 839         if ( hit != m_winHitTest )
 840         {
 841             m_winHitTest = hit;
 842
 843             if ( m_borderCursorOn )
 844             {
 845                 m_borderCursorOn = FALSE;
 846                 win->SetCursor(m_origCursor);
 847             }
 848
 849             if ( hit & wxHT_TOPLEVEL_ANY_BORDER )
 850             {
 851                 m_borderCursorOn = TRUE;
 852                 wxCursor cur;
 853
 854                 switch (hit)
 855                 {
 856                     case wxHT_TOPLEVEL_BORDER_N:
 857                     case wxHT_TOPLEVEL_BORDER_S:
 858                         cur = wxCursor(wxCURSOR_SIZENS);
 859                         break;
 860                     case wxHT_TOPLEVEL_BORDER_W:
 861                     case wxHT_TOPLEVEL_BORDER_E:
 862                         cur = wxCursor(wxCURSOR_SIZEWE);
 863                         break;
 864                     case wxHT_TOPLEVEL_BORDER_NE:
 865                     case wxHT_TOPLEVEL_BORDER_SW:
 866                         cur = wxCursor(wxCURSOR_SIZENESW);
 867                         break;
 868                     case wxHT_TOPLEVEL_BORDER_NW:
 869                     case wxHT_TOPLEVEL_BORDER_SE:
 870                         cur = wxCursor(wxCURSOR_SIZENWSE);
 871                         break;
 872                     default:
 873                         m_borderCursorOn = FALSE;
 874                         break;
 875                 }
 876                 if ( m_borderCursorOn )
 877                 {
 878                     m_origCursor = win->GetCursor();
 879                     win->SetCursor(cur);
 880                 }
 881             }
 882         }
 883     }
 884
 885     return wxStdInputHandler::HandleMouseMove(consumer, event);
 886 }
 887
 888 bool wxStdFrameInputHandler::HandleActivation(wxInputConsumer *consumer,
 889                                               bool activated)
 890 {
 891     if ( m_borderCursorOn )
 892     {
 893         consumer->GetInputWindow()->SetCursor(m_origCursor);
 894         m_borderCursorOn = FALSE;
 895     }
 896     consumer->PerformAction(wxACTION_TOPLEVEL_ACTIVATE, activated);
 897     return FALSE;
 898 }