src/univ/topluniv.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/univ/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 // For compilers that support precompilation, includes "wx.h".
  18 #include "wx/wxprec.h"
  19
  20 #ifdef __BORLANDC__
  21     #pragma hdrstop
  22 #endif
  23
  24 #include "wx/toplevel.h"
  25
  26 #ifndef WX_PRECOMP
  27     #include "wx/dcclient.h"
  28     #include "wx/settings.h"
  29     #include "wx/bitmap.h"
  30     #include "wx/image.h"
  31     #include "wx/frame.h"
  32 #endif
  33
  34 #include "wx/univ/renderer.h"
  35 #include "wx/cshelp.h"
  36 #include "wx/evtloop.h"
  37
  38 // ----------------------------------------------------------------------------
  39 // wxStdTLWInputHandler: handles focus, resizing and titlebar buttons clicks
  40 // ----------------------------------------------------------------------------
  41
  42 class WXDLLEXPORT wxStdTLWInputHandler : public wxStdInputHandler
  43 {
  44 public:
  45     wxStdTLWInputHandler(wxInputHandler *inphand);
  46
  47     virtual bool HandleMouse(wxInputConsumer *consumer,
  48                              const wxMouseEvent& event);
  49     virtual bool HandleMouseMove(wxInputConsumer *consumer, const wxMouseEvent& event);
  50     virtual bool HandleActivation(wxInputConsumer *consumer, bool activated);
  51
  52 private:
  53     // the window (button) which has capture or NULL and the last hittest result
  54     wxTopLevelWindow *m_winCapture;
  55     long              m_winHitTest;
  56     long              m_winPressed;
  57     bool              m_borderCursorOn;
  58     wxCursor          m_origCursor;
  59 };
  60
  61
  62 // ----------------------------------------------------------------------------
  63 // event tables
  64 // ----------------------------------------------------------------------------
  65
  66 BEGIN_EVENT_TABLE(wxTopLevelWindow, wxTopLevelWindowNative)
  67     WX_EVENT_TABLE_INPUT_CONSUMER(wxTopLevelWindow)
  68     EVT_NC_PAINT(wxTopLevelWindow::OnNcPaint)
  69     EVT_MENU_RANGE(wxID_CLOSE_FRAME, wxID_RESTORE_FRAME, wxTopLevelWindow::OnSystemMenu)
  70 END_EVENT_TABLE()
  71
  72 WX_FORWARD_TO_INPUT_CONSUMER(wxTopLevelWindow)
  73
  74 // ============================================================================
  75 // implementation
  76 // ============================================================================
  77
  78 int wxTopLevelWindow::ms_drawDecorations = -1;
  79 int wxTopLevelWindow::ms_canIconize = -1;
  80
  81 void wxTopLevelWindow::Init()
  82 {
  83     // once-only ms_drawDecorations initialization
  84     if ( ms_drawDecorations == -1 )
  85     {
  86         ms_drawDecorations =
  87             !wxSystemSettings::HasFeature(wxSYS_CAN_DRAW_FRAME_DECORATIONS) ||
  88             wxGetEnv(wxT("WXDECOR"), NULL);
  89     }
  90
  91     m_usingNativeDecorations = ms_drawDecorations == 0;
  92     m_isActive = false;
  93     m_windowStyle = 0;
  94     m_pressedButton = 0;
  95 }
  96
  97 bool wxTopLevelWindow::Create(wxWindow *parent,
  98                               wxWindowID id,
  99                               const wxString& title,
 100                               const wxPoint& pos,
 101                               const wxSize& size,
 102                               long style,
 103                               const wxString &name)
 104 {
 105     // init them to avoid compiler warnings
 106     long styleOrig = 0,
 107          exstyleOrig = 0;
 108
 109     if ( !m_usingNativeDecorations )
 110     {
 111         CreateInputHandler(wxINP_HANDLER_TOPLEVEL);
 112
 113         styleOrig = style;
 114         exstyleOrig = GetExtraStyle();
 115         style &= ~(wxCAPTION | wxMINIMIZE_BOX | wxMAXIMIZE_BOX |
 116                    wxSYSTEM_MENU | wxRESIZE_BORDER | wxFRAME_TOOL_WINDOW |
 117                    wxRESIZE_BORDER);
 118         style |= wxBORDER_NONE;
 119         SetExtraStyle(exstyleOrig & ~wxWS_EX_CONTEXTHELP);
 120     }
 121
 122     if ( !wxTopLevelWindowNative::Create(parent, id, title, pos,
 123                                          size, style, name) )
 124         return false;
 125
 126     if ( !m_usingNativeDecorations )
 127     {
 128         m_windowStyle = styleOrig;
 129         m_exStyle = exstyleOrig;
 130     }
 131
 132     return true;
 133 }
 134
 135 bool wxTopLevelWindow::ShowFullScreen(bool show, long style)
 136 {
 137     if ( show == IsFullScreen() ) return false;
 138
 139     if ( !m_usingNativeDecorations )
 140     {
 141         if ( show )
 142         {
 143             m_fsSavedStyle = m_windowStyle;
 144             if ( style & wxFULLSCREEN_NOBORDER )
 145                 m_windowStyle |= wxSIMPLE_BORDER;
 146             if ( style & wxFULLSCREEN_NOCAPTION )
 147                 m_windowStyle &= ~wxCAPTION;
 148         }
 149         else
 150         {
 151             m_windowStyle = m_fsSavedStyle;
 152         }
 153     }
 154
 155     return wxTopLevelWindowNative::ShowFullScreen(show, style);
 156 }
 157
 158 /* static */
 159 void wxTopLevelWindow::UseNativeDecorationsByDefault(bool native)
 160 {
 161     ms_drawDecorations = !native;
 162 }
 163
 164 void wxTopLevelWindow::UseNativeDecorations(bool native)
 165 {
 166     wxASSERT_MSG( !m_windowStyle, _T("must be called before Create()") );
 167
 168     m_usingNativeDecorations = native;
 169 }
 170
 171 bool wxTopLevelWindow::IsUsingNativeDecorations() const
 172 {
 173     return m_usingNativeDecorations;
 174 }
 175
 176 long wxTopLevelWindow::GetDecorationsStyle() const
 177 {
 178     long style = 0;
 179
 180     if ( m_windowStyle & wxCAPTION )
 181     {
 182         if ( ms_canIconize == -1 )
 183         {
 184             ms_canIconize = wxSystemSettings::HasFeature(wxSYS_CAN_ICONIZE_FRAME);
 185         }
 186
 187         style |= wxTOPLEVEL_TITLEBAR;
 188         if ( m_windowStyle & wxCLOSE_BOX )
 189             style |= wxTOPLEVEL_BUTTON_CLOSE;
 190         if ( (m_windowStyle & wxMINIMIZE_BOX) && ms_canIconize )
 191             style |= wxTOPLEVEL_BUTTON_ICONIZE;
 192         if ( m_windowStyle & wxMAXIMIZE_BOX )
 193         {
 194             if ( IsMaximized() )
 195                 style |= wxTOPLEVEL_BUTTON_RESTORE;
 196             else
 197                 style |= wxTOPLEVEL_BUTTON_MAXIMIZE;
 198         }
 199 #if wxUSE_HELP
 200         if ( m_exStyle & wxWS_EX_CONTEXTHELP)
 201             style |= wxTOPLEVEL_BUTTON_HELP;
 202 #endif
 203     }
 204     if ( (m_windowStyle & (wxSIMPLE_BORDER | wxNO_BORDER)) == 0 )
 205         style |= wxTOPLEVEL_BORDER;
 206     if ( m_windowStyle & (wxRESIZE_BORDER | wxRESIZE_BORDER) )
 207         style |= wxTOPLEVEL_RESIZEABLE;
 208
 209     if ( IsMaximized() )
 210         style |= wxTOPLEVEL_MAXIMIZED;
 211     if ( GetIcon().Ok() )
 212         style |= wxTOPLEVEL_ICON;
 213     if ( m_isActive )
 214         style |= wxTOPLEVEL_ACTIVE;
 215
 216     return style;
 217 }
 218
 219 void wxTopLevelWindow::RefreshTitleBar()
 220 {
 221     wxNcPaintEvent event(GetId());
 222     event.SetEventObject(this);
 223     GetEventHandler()->ProcessEvent(event);
 224 }
 225
 226 // ----------------------------------------------------------------------------
 227 // client area handling
 228 // ----------------------------------------------------------------------------
 229
 230 wxPoint wxTopLevelWindow::GetClientAreaOrigin() const
 231 {
 232     if ( !m_usingNativeDecorations )
 233     {
 234         int w, h;
 235         wxTopLevelWindowNative::DoGetClientSize(&w, &h);
 236         wxRect rect = wxRect(wxTopLevelWindowNative::GetClientAreaOrigin(),
 237                              wxSize(w, h));
 238         rect = m_renderer->GetFrameClientArea(rect,
 239                                               GetDecorationsStyle());
 240         return rect.GetPosition();
 241     }
 242     else
 243     {
 244         return wxTopLevelWindowNative::GetClientAreaOrigin();
 245     }
 246 }
 247
 248 void wxTopLevelWindow::DoGetClientSize(int *width, int *height) const
 249 {
 250     if ( !m_usingNativeDecorations )
 251     {
 252         int w, h;
 253         wxTopLevelWindowNative::DoGetClientSize(&w, &h);
 254         wxRect rect = wxRect(wxTopLevelWindowNative::GetClientAreaOrigin(),
 255                              wxSize(w, h));
 256         rect = m_renderer->GetFrameClientArea(rect,
 257                                               GetDecorationsStyle());
 258         if ( width )
 259             *width = rect.width;
 260         if ( height )
 261             *height = rect.height;
 262     }
 263     else
 264         wxTopLevelWindowNative::DoGetClientSize(width, height);
 265 }
 266
 267 void wxTopLevelWindow::DoSetClientSize(int width, int height)
 268 {
 269     if ( !m_usingNativeDecorations )
 270     {
 271         wxSize size = m_renderer->GetFrameTotalSize(wxSize(width, height),
 272                                                GetDecorationsStyle());
 273         wxTopLevelWindowNative::DoSetClientSize(size.x, size.y);
 274     }
 275     else
 276         wxTopLevelWindowNative::DoSetClientSize(width, height);
 277 }
 278
 279 void wxTopLevelWindow::OnNcPaint(wxNcPaintEvent& event)
 280 {
 281     if ( m_usingNativeDecorations || !m_renderer )
 282     {
 283         event.Skip();
 284     }
 285     else // we're drawing the decorations ourselves
 286     {
 287         // get the window rect
 288         wxRect rect(GetSize());
 289
 290         wxWindowDC dc(this);
 291         m_renderer->DrawFrameTitleBar(dc, rect,
 292                                       GetTitle(), m_titlebarIcon,
 293                                       GetDecorationsStyle(),
 294                                       m_pressedButton,
 295                                       wxCONTROL_PRESSED);
 296     }
 297 }
 298
 299 long wxTopLevelWindow::HitTest(const wxPoint& pt) const
 300 {
 301     int w, h;
 302     wxTopLevelWindowNative::DoGetClientSize(&w, &h);
 303     wxRect rect(wxTopLevelWindowNative::GetClientAreaOrigin(), wxSize(w, h));
 304
 305     return m_renderer->HitTestFrame(rect, pt+GetClientAreaOrigin(), GetDecorationsStyle());
 306 }
 307
 308 wxSize wxTopLevelWindow::GetMinSize() const
 309 {
 310     wxSize size = wxTopLevelWindowNative::GetMinSize();
 311     if ( !m_usingNativeDecorations )
 312     {
 313         size.IncTo(m_renderer->GetFrameMinSize(GetDecorationsStyle()));
 314     }
 315
 316     return size;
 317 }
 318
 319 // ----------------------------------------------------------------------------
 320 // icons
 321 // ----------------------------------------------------------------------------
 322
 323 void wxTopLevelWindow::SetIcons(const wxIconBundle& icons)
 324 {
 325     wxTopLevelWindowNative::SetIcons(icons);
 326
 327     if ( !m_usingNativeDecorations && m_renderer )
 328     {
 329         wxSize size = m_renderer->GetFrameIconSize();
 330         const wxIcon& icon = icons.GetIcon( size );
 331
 332         if ( !icon.Ok() || size.x == wxDefaultCoord  )
 333             m_titlebarIcon = icon;
 334         else
 335         {
 336             wxBitmap bmp1;
 337             bmp1.CopyFromIcon(icon);
 338             if ( !bmp1.Ok() )
 339                 m_titlebarIcon = wxNullIcon;
 340             else if ( bmp1.GetWidth() == size.x && bmp1.GetHeight() == size.y )
 341                 m_titlebarIcon = icon;
 342 #if wxUSE_IMAGE
 343             else
 344             {
 345                 wxImage img = bmp1.ConvertToImage();
 346                 img.Rescale(size.x, size.y);
 347                 m_titlebarIcon.CopyFromBitmap(wxBitmap(img));
 348             }
 349 #endif // wxUSE_IMAGE
 350         }
 351     }
 352 }
 353
 354 // ----------------------------------------------------------------------------
 355 // interactive manipulation
 356 // ----------------------------------------------------------------------------
 357
 358
 359 static bool wxGetResizingCursor(long hitTestResult, wxCursor& cursor)
 360 {
 361     if ( hitTestResult & wxHT_TOPLEVEL_ANY_BORDER )
 362     {
 363         switch (hitTestResult)
 364         {
 365             case wxHT_TOPLEVEL_BORDER_N:
 366             case wxHT_TOPLEVEL_BORDER_S:
 367                 cursor = wxCursor(wxCURSOR_SIZENS);
 368                 break;
 369             case wxHT_TOPLEVEL_BORDER_W:
 370             case wxHT_TOPLEVEL_BORDER_E:
 371                 cursor = wxCursor(wxCURSOR_SIZEWE);
 372                 break;
 373             case wxHT_TOPLEVEL_BORDER_NE:
 374             case wxHT_TOPLEVEL_BORDER_SW:
 375                 cursor = wxCursor(wxCURSOR_SIZENESW);
 376                 break;
 377             case wxHT_TOPLEVEL_BORDER_NW:
 378             case wxHT_TOPLEVEL_BORDER_SE:
 379                 cursor = wxCursor(wxCURSOR_SIZENWSE);
 380                 break;
 381             default:
 382                 return false;
 383         }
 384         return true;
 385     }
 386
 387     return false;
 388 }
 389
 390 #define wxINTERACTIVE_RESIZE_DIR \
 391           (wxINTERACTIVE_RESIZE_W | wxINTERACTIVE_RESIZE_E | \
 392            wxINTERACTIVE_RESIZE_S | wxINTERACTIVE_RESIZE_N)
 393
 394 struct wxInteractiveMoveData
 395 {
 396     wxTopLevelWindow     *m_window;
 397     wxEventLoop          *m_evtLoop;
 398     int                   m_flags;
 399     wxRect                m_rect;
 400     wxRect                m_rectOrig;
 401     wxPoint               m_pos;
 402     wxSize                m_minSize, m_maxSize;
 403     bool                  m_sizingCursor;
 404 };
 405
 406 class wxInteractiveMoveHandler : public wxEvtHandler
 407 {
 408 public:
 409     wxInteractiveMoveHandler(wxInteractiveMoveData& data) : m_data(data) {}
 410
 411 private:
 412     DECLARE_EVENT_TABLE()
 413     void OnMouseMove(wxMouseEvent& event);
 414     void OnMouseDown(wxMouseEvent& event);
 415     void OnMouseUp(wxMouseEvent& event);
 416     void OnKeyDown(wxKeyEvent& event);
 417
 418     wxInteractiveMoveData& m_data;
 419 };
 420
 421 BEGIN_EVENT_TABLE(wxInteractiveMoveHandler, wxEvtHandler)
 422     EVT_MOTION(wxInteractiveMoveHandler::OnMouseMove)
 423     EVT_LEFT_DOWN(wxInteractiveMoveHandler::OnMouseDown)
 424     EVT_LEFT_UP(wxInteractiveMoveHandler::OnMouseUp)
 425     EVT_KEY_DOWN(wxInteractiveMoveHandler::OnKeyDown)
 426 END_EVENT_TABLE()
 427
 428
 429 static inline LINKAGEMODE
 430 void wxApplyResize(wxInteractiveMoveData& data, const wxPoint& diff)
 431 {
 432     if ( data.m_flags & wxINTERACTIVE_RESIZE_W )
 433     {
 434         data.m_rect.x += diff.x;
 435         data.m_rect.width -= diff.x;
 436     }
 437     else if ( data.m_flags & wxINTERACTIVE_RESIZE_E )
 438     {
 439         data.m_rect.width += diff.x;
 440     }
 441     if ( data.m_flags & wxINTERACTIVE_RESIZE_N )
 442     {
 443         data.m_rect.y += diff.y;
 444         data.m_rect.height -= diff.y;
 445     }
 446     else if ( data.m_flags & wxINTERACTIVE_RESIZE_S )
 447     {
 448         data.m_rect.height += diff.y;
 449     }
 450
 451     if ( data.m_minSize.x != wxDefaultCoord && data.m_rect.width < data.m_minSize.x )
 452     {
 453         if ( data.m_flags & wxINTERACTIVE_RESIZE_W )
 454             data.m_rect.x -= data.m_minSize.x - data.m_rect.width;
 455         data.m_rect.width = data.m_minSize.x;
 456     }
 457     if ( data.m_maxSize.x != wxDefaultCoord && data.m_rect.width > data.m_maxSize.x )
 458     {
 459         if ( data.m_flags & wxINTERACTIVE_RESIZE_W )
 460             data.m_rect.x -= data.m_minSize.x - data.m_rect.width;
 461         data.m_rect.width = data.m_maxSize.x;
 462     }
 463     if ( data.m_minSize.y != wxDefaultCoord && data.m_rect.height < data.m_minSize.y )
 464     {
 465         if ( data.m_flags & wxINTERACTIVE_RESIZE_N )
 466             data.m_rect.y -= data.m_minSize.y - data.m_rect.height;
 467         data.m_rect.height = data.m_minSize.y;
 468     }
 469     if ( data.m_maxSize.y != wxDefaultCoord && data.m_rect.height > data.m_maxSize.y )
 470     {
 471         if ( data.m_flags & wxINTERACTIVE_RESIZE_N )
 472             data.m_rect.y -= data.m_minSize.y - data.m_rect.height;
 473         data.m_rect.height = data.m_maxSize.y;
 474     }
 475 }
 476
 477 void wxInteractiveMoveHandler::OnMouseMove(wxMouseEvent& event)
 478 {
 479     if ( m_data.m_flags & wxINTERACTIVE_WAIT_FOR_INPUT )
 480         event.Skip();
 481
 482     else if ( m_data.m_flags & wxINTERACTIVE_MOVE )
 483     {
 484         wxPoint diff = wxGetMousePosition() - m_data.m_pos;
 485         m_data.m_rect = m_data.m_rectOrig;
 486         m_data.m_rect.Offset(diff);
 487         m_data.m_window->Move(m_data.m_rect.GetPosition());
 488     }
 489
 490     else if ( m_data.m_flags & wxINTERACTIVE_RESIZE )
 491     {
 492         wxPoint diff = wxGetMousePosition() - m_data.m_pos;
 493         m_data.m_rect = m_data.m_rectOrig;
 494         wxApplyResize(m_data, diff);
 495         m_data.m_window->SetSize(m_data.m_rect);
 496     }
 497 }
 498
 499 void wxInteractiveMoveHandler::OnMouseDown(wxMouseEvent& WXUNUSED(event))
 500 {
 501     if ( m_data.m_flags & wxINTERACTIVE_WAIT_FOR_INPUT )
 502     {
 503         m_data.m_evtLoop->Exit();
 504     }
 505 }
 506
 507 void wxInteractiveMoveHandler::OnKeyDown(wxKeyEvent& event)
 508 {
 509     wxPoint diff(wxDefaultCoord,wxDefaultCoord);
 510
 511     switch ( event.GetKeyCode() )
 512     {
 513         case WXK_UP:    diff = wxPoint(0, -16); break;
 514         case WXK_DOWN:  diff = wxPoint(0, 16);  break;
 515         case WXK_LEFT:  diff = wxPoint(-16, 0); break;
 516         case WXK_RIGHT: diff = wxPoint(16, 0);  break;
 517         case WXK_ESCAPE:
 518             m_data.m_window->SetSize(m_data.m_rectOrig);
 519             m_data.m_evtLoop->Exit();
 520             return;
 521         case WXK_RETURN:
 522             m_data.m_evtLoop->Exit();
 523             return;
 524     }
 525
 526     if ( diff.x != wxDefaultCoord )
 527     {
 528         if ( m_data.m_flags & wxINTERACTIVE_WAIT_FOR_INPUT )
 529         {
 530             m_data.m_flags &= ~wxINTERACTIVE_WAIT_FOR_INPUT;
 531             if ( m_data.m_sizingCursor )
 532             {
 533                 wxEndBusyCursor();
 534                 m_data.m_sizingCursor = false;
 535             }
 536
 537             if ( m_data.m_flags & wxINTERACTIVE_MOVE )
 538             {
 539                 m_data.m_pos = m_data.m_window->GetPosition() +
 540                                wxPoint(m_data.m_window->GetSize().x/2, 8);
 541             }
 542         }
 543
 544         wxPoint warp;
 545         bool changeCur = false;
 546
 547         if ( m_data.m_flags & wxINTERACTIVE_MOVE )
 548         {
 549             m_data.m_rect.Offset(diff);
 550             m_data.m_window->Move(m_data.m_rect.GetPosition());
 551             warp = wxPoint(m_data.m_window->GetSize().x/2, 8);
 552         }
 553         else /* wxINTERACTIVE_RESIZE */
 554         {
 555             if ( !(m_data.m_flags &
 556                   (wxINTERACTIVE_RESIZE_N | wxINTERACTIVE_RESIZE_S)) )
 557             {
 558                 if ( diff.y < 0 )
 559                 {
 560                     m_data.m_flags |= wxINTERACTIVE_RESIZE_N;
 561                     m_data.m_pos.y = m_data.m_window->GetPosition().y;
 562                     changeCur = true;
 563                 }
 564                 else if ( diff.y > 0 )
 565                 {
 566                     m_data.m_flags |= wxINTERACTIVE_RESIZE_S;
 567                     m_data.m_pos.y = m_data.m_window->GetPosition().y +
 568                                      m_data.m_window->GetSize().y;
 569                     changeCur = true;
 570                 }
 571             }
 572             if ( !(m_data.m_flags &
 573                   (wxINTERACTIVE_RESIZE_W | wxINTERACTIVE_RESIZE_E)) )
 574             {
 575                 if ( diff.x < 0 )
 576                 {
 577                     m_data.m_flags |= wxINTERACTIVE_RESIZE_W;
 578                     m_data.m_pos.x = m_data.m_window->GetPosition().x;
 579                     changeCur = true;
 580                 }
 581                 else if ( diff.x > 0 )
 582                 {
 583                     m_data.m_flags |= wxINTERACTIVE_RESIZE_E;
 584                     m_data.m_pos.x = m_data.m_window->GetPosition().x +
 585                                      m_data.m_window->GetSize().x;
 586                     changeCur = true;
 587                 }
 588             }
 589
 590             wxApplyResize(m_data, diff);
 591             m_data.m_window->SetSize(m_data.m_rect);
 592
 593             if ( m_data.m_flags & wxINTERACTIVE_RESIZE_W )
 594                 warp.x = 0;
 595             else if ( m_data.m_flags & wxINTERACTIVE_RESIZE_E )
 596                 warp.x = m_data.m_window->GetSize().x-1;
 597             else
 598                 warp.x = wxGetMousePosition().x - m_data.m_window->GetPosition().x;
 599
 600             if ( m_data.m_flags & wxINTERACTIVE_RESIZE_N )
 601                 warp.y = 0;
 602             else if ( m_data.m_flags & wxINTERACTIVE_RESIZE_S )
 603                 warp.y = m_data.m_window->GetSize().y-1;
 604             else
 605                 warp.y = wxGetMousePosition().y - m_data.m_window->GetPosition().y;
 606         }
 607
 608         warp -= m_data.m_window->GetClientAreaOrigin();
 609         m_data.m_window->WarpPointer(warp.x, warp.y);
 610
 611         if ( changeCur )
 612         {
 613             long hit = m_data.m_window->HitTest(warp);
 614             wxCursor cur;
 615             if ( wxGetResizingCursor(hit, cur) )
 616             {
 617                 if ( m_data.m_sizingCursor )
 618                     wxEndBusyCursor();
 619                 wxBeginBusyCursor(&cur);
 620                 m_data.m_sizingCursor = true;
 621             }
 622         }
 623     }
 624 }
 625
 626 void wxInteractiveMoveHandler::OnMouseUp(wxMouseEvent& WXUNUSED(event))
 627 {
 628     m_data.m_evtLoop->Exit();
 629 }
 630
 631
 632 void wxTopLevelWindow::InteractiveMove(int flags)
 633 {
 634     wxASSERT_MSG( !((flags & wxINTERACTIVE_MOVE) && (flags & wxINTERACTIVE_RESIZE)),
 635                   wxT("can't move and resize window at the same time") );
 636
 637     wxASSERT_MSG( !(flags & wxINTERACTIVE_RESIZE) ||
 638                   (flags & wxINTERACTIVE_WAIT_FOR_INPUT) ||
 639                   (flags & wxINTERACTIVE_RESIZE_DIR),
 640                   wxT("direction of resizing not specified") );
 641
 642     wxInteractiveMoveData data;
 643     wxEventLoop loop;
 644
 645     SetFocus();
 646
 647 #ifndef __WXGTK__
 648     if ( flags & wxINTERACTIVE_WAIT_FOR_INPUT )
 649     {
 650         wxCursor sizingCursor(wxCURSOR_SIZING);
 651         wxBeginBusyCursor(&sizingCursor);
 652         data.m_sizingCursor = true;
 653     }
 654     else
 655 #endif
 656         data.m_sizingCursor = false;
 657
 658     data.m_window = this;
 659     data.m_evtLoop = &loop;
 660     data.m_flags = flags;
 661     data.m_rect = data.m_rectOrig = GetRect();
 662     data.m_pos = wxGetMousePosition();
 663     data.m_minSize = wxSize(GetMinWidth(), GetMinHeight());
 664     data.m_maxSize = wxSize(GetMaxWidth(), GetMaxHeight());
 665
 666     wxEvtHandler *handler = new wxInteractiveMoveHandler(data);
 667     this->PushEventHandler(handler);
 668
 669     CaptureMouse();
 670     loop.Run();
 671     ReleaseMouse();
 672
 673     this->RemoveEventHandler(handler);
 674     delete handler;
 675
 676     if ( data.m_sizingCursor )
 677         wxEndBusyCursor();
 678 }
 679
 680 // ----------------------------------------------------------------------------
 681 // actions
 682 // ----------------------------------------------------------------------------
 683
 684 void wxTopLevelWindow::ClickTitleBarButton(long button)
 685 {
 686     switch ( button )
 687     {
 688         case wxTOPLEVEL_BUTTON_CLOSE:
 689             Close();
 690             break;
 691
 692         case wxTOPLEVEL_BUTTON_ICONIZE:
 693             Iconize();
 694             break;
 695
 696         case wxTOPLEVEL_BUTTON_MAXIMIZE:
 697             Maximize();
 698             break;
 699
 700         case wxTOPLEVEL_BUTTON_RESTORE:
 701             Restore();
 702             break;
 703
 704         case wxTOPLEVEL_BUTTON_HELP:
 705 #if wxUSE_HELP
 706             {
 707             wxContextHelp contextHelp(this);
 708             }
 709 #endif
 710             break;
 711
 712         default:
 713             wxFAIL_MSG(wxT("incorrect button specification"));
 714     }
 715 }
 716
 717 bool wxTopLevelWindow::PerformAction(const wxControlAction& action,
 718                                      long numArg,
 719                                      const wxString& WXUNUSED(strArg))
 720 {
 721     bool isActive = numArg != 0;
 722
 723     if ( action == wxACTION_TOPLEVEL_ACTIVATE )
 724     {
 725         if ( m_isActive != isActive )
 726         {
 727             m_isActive = isActive;
 728             RefreshTitleBar();
 729         }
 730         return true;
 731     }
 732
 733     else if ( action == wxACTION_TOPLEVEL_BUTTON_PRESS )
 734     {
 735         m_pressedButton = numArg;
 736         RefreshTitleBar();
 737         return true;
 738     }
 739
 740     else if ( action == wxACTION_TOPLEVEL_BUTTON_RELEASE )
 741     {
 742         m_pressedButton = 0;
 743         RefreshTitleBar();
 744         return true;
 745     }
 746
 747     else if ( action == wxACTION_TOPLEVEL_BUTTON_CLICK )
 748     {
 749         m_pressedButton = 0;
 750         RefreshTitleBar();
 751         ClickTitleBarButton(numArg);
 752         return true;
 753     }
 754
 755     else if ( action == wxACTION_TOPLEVEL_MOVE )
 756     {
 757         InteractiveMove(wxINTERACTIVE_MOVE);
 758         return true;
 759     }
 760
 761     else if ( action == wxACTION_TOPLEVEL_RESIZE )
 762     {
 763         int flags = wxINTERACTIVE_RESIZE;
 764         if ( numArg & wxHT_TOPLEVEL_BORDER_N )
 765             flags |= wxINTERACTIVE_RESIZE_N;
 766         if ( numArg & wxHT_TOPLEVEL_BORDER_S )
 767             flags |= wxINTERACTIVE_RESIZE_S;
 768         if ( numArg & wxHT_TOPLEVEL_BORDER_W )
 769             flags |= wxINTERACTIVE_RESIZE_W;
 770         if ( numArg & wxHT_TOPLEVEL_BORDER_E )
 771             flags |= wxINTERACTIVE_RESIZE_E;
 772         InteractiveMove(flags);
 773         return true;
 774     }
 775
 776     else
 777         return false;
 778 }
 779
 780 void wxTopLevelWindow::OnSystemMenu(wxCommandEvent& event)
 781 {
 782     bool ret = true;
 783
 784     switch (event.GetId())
 785     {
 786         case wxID_CLOSE_FRAME:
 787             ret = PerformAction(wxACTION_TOPLEVEL_BUTTON_CLICK,
 788                                 wxTOPLEVEL_BUTTON_CLOSE);
 789             break;
 790         case wxID_MOVE_FRAME:
 791             InteractiveMove(wxINTERACTIVE_MOVE | wxINTERACTIVE_WAIT_FOR_INPUT);
 792             break;
 793         case wxID_RESIZE_FRAME:
 794             InteractiveMove(wxINTERACTIVE_RESIZE | wxINTERACTIVE_WAIT_FOR_INPUT);
 795             break;
 796         case wxID_MAXIMIZE_FRAME:
 797             ret = PerformAction(wxACTION_TOPLEVEL_BUTTON_CLICK,
 798                                 wxTOPLEVEL_BUTTON_MAXIMIZE);
 799             break;
 800         case wxID_ICONIZE_FRAME:
 801             ret = PerformAction(wxACTION_TOPLEVEL_BUTTON_CLICK,
 802                                 wxTOPLEVEL_BUTTON_ICONIZE);
 803             break;
 804         case wxID_RESTORE_FRAME:
 805             ret = PerformAction(wxACTION_TOPLEVEL_BUTTON_CLICK,
 806                                 wxTOPLEVEL_BUTTON_RESTORE);
 807             break;
 808
 809         default:
 810             ret = false;
 811     }
 812
 813     if ( !ret )
 814         event.Skip();
 815 }
 816
 817 /* static */
 818 wxInputHandler *
 819 wxTopLevelWindow::GetStdInputHandler(wxInputHandler *handlerDef)
 820 {
 821     static wxStdTLWInputHandler s_handler(handlerDef);
 822
 823     return &s_handler;
 824 }
 825
 826 // ============================================================================
 827 // wxStdTLWInputHandler: handles focus, resizing and titlebar buttons clicks
 828 // ============================================================================
 829
 830 wxStdTLWInputHandler::wxStdTLWInputHandler(wxInputHandler *inphand)
 831                     : wxStdInputHandler(inphand)
 832 {
 833     m_winCapture = NULL;
 834     m_winHitTest = 0;
 835     m_winPressed = 0;
 836     m_borderCursorOn = false;
 837 }
 838
 839 bool wxStdTLWInputHandler::HandleMouse(wxInputConsumer *consumer,
 840                                        const wxMouseEvent& event)
 841 {
 842     // the button has 2 states: pressed and normal with the following
 843     // transitions between them:
 844     //
 845     //      normal -> left down -> capture mouse and go to pressed state
 846     //      pressed -> left up inside -> generate click -> go to normal
 847     //                         outside ------------------>
 848     //
 849     // the other mouse buttons are ignored
 850     if ( event.Button(1) )
 851     {
 852         if ( event.ButtonDown(1) )
 853         {
 854             wxTopLevelWindow *w = wxStaticCast(consumer->GetInputWindow(), wxTopLevelWindow);
 855             long hit = w->HitTest(event.GetPosition());
 856
 857             if ( hit & wxHT_TOPLEVEL_ANY_BUTTON )
 858             {
 859                 m_winCapture = w;
 860                 m_winCapture->CaptureMouse();
 861                 m_winHitTest = hit;
 862                 m_winPressed = hit;
 863                 consumer->PerformAction(wxACTION_TOPLEVEL_BUTTON_PRESS, m_winPressed);
 864                 return true;
 865             }
 866             else if ( (hit & wxHT_TOPLEVEL_TITLEBAR) && !w->IsMaximized() )
 867             {
 868                 consumer->PerformAction(wxACTION_TOPLEVEL_MOVE);
 869                 return true;
 870             }
 871             else if ( (consumer->GetInputWindow()->GetWindowStyle() & wxRESIZE_BORDER)
 872                       && (hit & wxHT_TOPLEVEL_ANY_BORDER) )
 873             {
 874                 consumer->PerformAction(wxACTION_TOPLEVEL_RESIZE, hit);
 875                 return true;
 876             }
 877         }
 878
 879         else // up
 880         {
 881             if ( m_winCapture )
 882             {
 883                 m_winCapture->ReleaseMouse();
 884                 m_winCapture = NULL;
 885
 886                 if ( m_winHitTest == m_winPressed )
 887                 {
 888                     consumer->PerformAction(wxACTION_TOPLEVEL_BUTTON_CLICK, m_winPressed);
 889                     return true;
 890                 }
 891             }
 892             //else: the mouse was released outside the window, this doesn't
 893             //      count as a click
 894         }
 895     }
 896
 897     return wxStdInputHandler::HandleMouse(consumer, event);
 898 }
 899
 900 bool wxStdTLWInputHandler::HandleMouseMove(wxInputConsumer *consumer,
 901                                            const wxMouseEvent& event)
 902 {
 903     if ( event.GetEventObject() == m_winCapture )
 904     {
 905         long hit = m_winCapture->HitTest(event.GetPosition());
 906
 907         if ( hit != m_winHitTest )
 908         {
 909             if ( hit != m_winPressed )
 910                 consumer->PerformAction(wxACTION_TOPLEVEL_BUTTON_RELEASE, m_winPressed);
 911             else
 912                 consumer->PerformAction(wxACTION_TOPLEVEL_BUTTON_PRESS, m_winPressed);
 913
 914             m_winHitTest = hit;
 915             return true;
 916         }
 917     }
 918     else if ( consumer->GetInputWindow()->GetWindowStyle() & wxRESIZE_BORDER )
 919     {
 920         wxTopLevelWindow *win = wxStaticCast(consumer->GetInputWindow(),
 921                                              wxTopLevelWindow);
 922         long hit = win->HitTest(event.GetPosition());
 923
 924         if ( hit != m_winHitTest )
 925         {
 926             m_winHitTest = hit;
 927
 928             if ( m_borderCursorOn )
 929             {
 930                 m_borderCursorOn = false;
 931                 win->SetCursor(m_origCursor);
 932             }
 933
 934             if ( hit & wxHT_TOPLEVEL_ANY_BORDER )
 935             {
 936                 wxCursor cur;
 937
 938                 m_borderCursorOn = wxGetResizingCursor(hit, cur);
 939                 if ( m_borderCursorOn )
 940                 {
 941                     m_origCursor = win->GetCursor();
 942                     win->SetCursor(cur);
 943                 }
 944             }
 945         }
 946     }
 947
 948     return wxStdInputHandler::HandleMouseMove(consumer, event);
 949 }
 950
 951 bool wxStdTLWInputHandler::HandleActivation(wxInputConsumer *consumer,
 952                                             bool activated)
 953 {
 954     if ( m_borderCursorOn )
 955     {
 956         consumer->GetInputWindow()->SetCursor(m_origCursor);
 957         m_borderCursorOn = false;
 958     }
 959     consumer->PerformAction(wxACTION_TOPLEVEL_ACTIVATE, activated);
 960     return false;
 961 }