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