src/univ/topluniv.cpp

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