src/univ/topluniv.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        topluniv.cpp
   3 // Author:      Vaclav Slavik
   4 // Id:          $Id$
   5 // Copyright:   (c) 2001-2002 SciTech Software, Inc. (www.scitechsoft.com)
   6 // Licence:     wxWindows licence
   7 /////////////////////////////////////////////////////////////////////////////
   8
   9 // ============================================================================
  10 // declarations
  11 // ============================================================================
  12
  13 // ----------------------------------------------------------------------------
  14 // headers
  15 // ----------------------------------------------------------------------------
  16
  17 #ifdef __GNUG__
  18     #pragma implementation "univtoplevel.h"
  19 #endif
  20
  21 // For compilers that support precompilation, includes "wx.h".
  22 #include "wx/wxprec.h"
  23
  24 #ifdef __BORLANDC__
  25 #pragma hdrstop
  26 #endif
  27
  28 #include "wx/defs.h"
  29
  30 #ifndef WX_PRECOMP
  31     #include "wx/dcclient.h"
  32     #include "wx/settings.h"
  33 #endif
  34
  35 #include "wx/toplevel.h"
  36 #include "wx/univ/renderer.h"
  37 #include "wx/bitmap.h"
  38 #include "wx/image.h"
  39 #include "wx/cshelp.h"
  40 #include "wx/evtloop.h"
  41
  42
  43 // ----------------------------------------------------------------------------
  44 // event tables
  45 // ----------------------------------------------------------------------------
  46
  47 BEGIN_EVENT_TABLE(wxTopLevelWindow, wxTopLevelWindowNative)
  48     WX_EVENT_TABLE_INPUT_CONSUMER(wxTopLevelWindow)
  49     EVT_NC_PAINT(wxTopLevelWindow::OnNcPaint)
  50     EVT_MENU_RANGE(wxID_CLOSE_FRAME, wxID_RESTORE_FRAME, wxTopLevelWindow::OnSystemMenu)
  51 END_EVENT_TABLE()
  52
  53 WX_FORWARD_TO_INPUT_CONSUMER(wxTopLevelWindow)
  54
  55 // ============================================================================
  56 // implementation
  57 // ============================================================================
  58
  59 int wxTopLevelWindow::ms_drawDecorations = -1;
  60 int wxTopLevelWindow::ms_canIconize = -1;
  61
  62 void wxTopLevelWindow::Init()
  63 {
  64     m_isActive = FALSE;
  65     m_windowStyle = 0;
  66     m_pressedButton = 0;
  67 }
  68
  69 bool wxTopLevelWindow::Create(wxWindow *parent,
  70                               wxWindowID id,
  71                               const wxString& title,
  72                               const wxPoint& pos,
  73                               const wxSize& size,
  74                               long style,
  75                               const wxString &name)
  76 {
  77     // init them to avoid compiler warnings
  78     long styleOrig = 0,
  79          exstyleOrig = 0;
  80
  81     if ( ms_drawDecorations == -1 )
  82     {
  83         ms_drawDecorations =
  84             !wxSystemSettings::HasFeature(wxSYS_CAN_DRAW_FRAME_DECORATIONS)
  85             || wxGetEnv(wxT("WXDECOR"), NULL);
  86         // FIXME -- wxUniv should provide a way to force non-native decorations!
  87         //          $WXDECOR is just a hack in absence of better wxUniv solution
  88     }
  89
  90     if ( ms_canIconize == -1 )
  91     {
  92         ms_canIconize = wxSystemSettings::HasFeature(wxSYS_CAN_ICONIZE_FRAME);
  93     }
  94
  95     if ( ms_drawDecorations )
  96     {
  97         CreateInputHandler(wxINP_HANDLER_TOPLEVEL);
  98
  99         styleOrig = style;
 100         exstyleOrig = GetExtraStyle();
 101         style &= ~(wxCAPTION | wxMINIMIZE_BOX | wxMAXIMIZE_BOX |
 102                    wxSYSTEM_MENU | wxRESIZE_BORDER | wxFRAME_TOOL_WINDOW |
 103                    wxTHICK_FRAME);
 104         style = wxSIMPLE_BORDER;
 105         SetExtraStyle(exstyleOrig &
 106                       ~(wxFRAME_EX_CONTEXTHELP | wxDIALOG_EX_CONTEXTHELP));
 107     }
 108
 109     if ( !wxTopLevelWindowNative::Create(parent, id, title, pos,
 110                                          size, style, name) )
 111         return FALSE;
 112
 113     if ( ms_drawDecorations )
 114     {
 115         m_windowStyle = styleOrig;
 116         m_exStyle = exstyleOrig;
 117     }
 118
 119     return TRUE;
 120 }
 121
 122 bool wxTopLevelWindow::ShowFullScreen(bool show, long style)
 123 {
 124     if ( show == IsFullScreen() ) return FALSE;
 125
 126     if ( ms_drawDecorations )
 127     {
 128         if ( show )
 129         {
 130             m_fsSavedStyle = m_windowStyle;
 131             if ( style & wxFULLSCREEN_NOBORDER )
 132                 m_windowStyle |= wxSIMPLE_BORDER;
 133             if ( style & wxFULLSCREEN_NOCAPTION )
 134                 m_windowStyle &= ~wxCAPTION;
 135         }
 136         else
 137         {
 138             m_windowStyle = m_fsSavedStyle;
 139         }
 140     }
 141
 142     return wxTopLevelWindowNative::ShowFullScreen(show, style);
 143 }
 144
 145 long wxTopLevelWindow::GetDecorationsStyle() const
 146 {
 147     long style = 0;
 148
 149     if ( m_windowStyle & wxCAPTION )
 150     {
 151         style |= wxTOPLEVEL_TITLEBAR | wxTOPLEVEL_BUTTON_CLOSE;
 152         if ( (m_windowStyle & wxMINIMIZE_BOX) && ms_canIconize )
 153             style |= wxTOPLEVEL_BUTTON_ICONIZE;
 154         if ( m_windowStyle & wxMAXIMIZE_BOX )
 155         {
 156             if ( IsMaximized() )
 157                 style |= wxTOPLEVEL_BUTTON_RESTORE;
 158             else
 159                 style |= wxTOPLEVEL_BUTTON_MAXIMIZE;
 160         }
 161 #if wxUSE_HELP
 162         if ( m_exStyle & (wxFRAME_EX_CONTEXTHELP | wxDIALOG_EX_CONTEXTHELP))
 163             style |= wxTOPLEVEL_BUTTON_HELP;
 164 #endif
 165     }
 166     if ( (m_windowStyle & (wxSIMPLE_BORDER | wxNO_BORDER)) == 0 )
 167         style |= wxTOPLEVEL_BORDER;
 168     if ( m_windowStyle & (wxRESIZE_BORDER | wxTHICK_FRAME) )
 169         style |= wxTOPLEVEL_RESIZEABLE;
 170
 171     if ( IsMaximized() )
 172         style |= wxTOPLEVEL_MAXIMIZED;
 173     if ( GetIcon().Ok() )
 174         style |= wxTOPLEVEL_ICON;
 175     if ( m_isActive )
 176         style |= wxTOPLEVEL_ACTIVE;
 177
 178     return style;
 179 }
 180
 181 void wxTopLevelWindow::RefreshTitleBar()
 182 {
 183     wxNcPaintEvent event(GetId());
 184     event.SetEventObject(this);
 185     GetEventHandler()->ProcessEvent(event);
 186 }
 187
 188 // ----------------------------------------------------------------------------
 189 // client area handling
 190 // ----------------------------------------------------------------------------
 191
 192 wxPoint wxTopLevelWindow::GetClientAreaOrigin() const
 193 {
 194     if ( ms_drawDecorations )
 195     {
 196         int w, h;
 197         wxTopLevelWindowNative::DoGetClientSize(&w, &h);
 198         wxRect rect = wxRect(wxTopLevelWindowNative::GetClientAreaOrigin(),
 199                              wxSize(w, h));
 200         rect = m_renderer->GetFrameClientArea(rect,
 201                                               GetDecorationsStyle());
 202         return rect.GetPosition();
 203     }
 204     else
 205     {
 206         return wxTopLevelWindowNative::GetClientAreaOrigin();
 207     }
 208 }
 209
 210 void wxTopLevelWindow::DoGetClientSize(int *width, int *height) const
 211 {
 212     if ( ms_drawDecorations )
 213     {
 214         int w, h;
 215         wxTopLevelWindowNative::DoGetClientSize(&w, &h);
 216         wxRect rect = wxRect(wxTopLevelWindowNative::GetClientAreaOrigin(),
 217                              wxSize(w, h));
 218         rect = m_renderer->GetFrameClientArea(rect,
 219                                               GetDecorationsStyle());
 220         if ( width )
 221             *width = rect.width;
 222         if ( height )
 223             *height = rect.height;
 224     }
 225     else
 226         wxTopLevelWindowNative::DoGetClientSize(width, height);
 227 }
 228
 229 void wxTopLevelWindow::DoSetClientSize(int width, int height)
 230 {
 231     if ( ms_drawDecorations )
 232     {
 233         wxSize size = m_renderer->GetFrameTotalSize(wxSize(width, height),
 234                                                GetDecorationsStyle());
 235         wxTopLevelWindowNative::DoSetClientSize(size.x, size.y);
 236     }
 237     else
 238         wxTopLevelWindowNative::DoSetClientSize(width, height);
 239 }
 240
 241 void wxTopLevelWindow::OnNcPaint(wxPaintEvent& event)
 242 {
 243     if ( !ms_drawDecorations || !m_renderer )
 244         event.Skip();
 245     else
 246     {
 247         // get the window rect
 248         wxRect rect;
 249         wxSize size = GetSize();
 250         rect.x =
 251         rect.y = 0;
 252         rect.width = size.x;
 253         rect.height = size.y;
 254
 255         wxWindowDC dc(this);
 256         m_renderer->DrawFrameTitleBar(dc, rect,
 257                                       GetTitle(), m_titlebarIcon,
 258                                       GetDecorationsStyle(),
 259                                       m_pressedButton,
 260                                       wxCONTROL_PRESSED);
 261     }
 262 }
 263
 264 long wxTopLevelWindow::HitTest(const wxPoint& pt) const
 265 {
 266     int w, h;
 267     wxTopLevelWindowNative::DoGetClientSize(&w, &h);
 268     wxRect rect(wxTopLevelWindowNative::GetClientAreaOrigin(), wxSize(w, h));
 269
 270     return m_renderer->HitTestFrame(rect, pt+GetClientAreaOrigin(), GetDecorationsStyle());
 271 }
 272
 273 int wxTopLevelWindow::GetMinWidth() const
 274 {
 275     if ( ms_drawDecorations )
 276     {
 277         return wxMax(wxTopLevelWindowNative::GetMinWidth(),
 278                      m_renderer->GetFrameMinSize(GetDecorationsStyle()).x);
 279     }
 280     else
 281         return wxTopLevelWindowNative::GetMinWidth();
 282 }
 283
 284 int wxTopLevelWindow::GetMinHeight() const
 285 {
 286     if ( ms_drawDecorations )
 287     {
 288         return wxMax(wxTopLevelWindowNative::GetMinHeight(),
 289                      m_renderer->GetFrameMinSize(GetDecorationsStyle()).y);
 290     }
 291     else
 292         return wxTopLevelWindowNative::GetMinHeight();
 293 }
 294
 295 // ----------------------------------------------------------------------------
 296 // icons
 297 // ----------------------------------------------------------------------------
 298
 299 void wxTopLevelWindow::SetIcons(const wxIconBundle& icons)
 300 {
 301     wxTopLevelWindowNative::SetIcons(icons);
 302
 303     if ( ms_drawDecorations && m_renderer )
 304     {
 305         wxSize size = m_renderer->GetFrameIconSize();
 306         const wxIcon& icon = icons.GetIcon( size );
 307
 308         if ( !icon.Ok() || size.x == -1  )
 309             m_titlebarIcon = icon;
 310         else
 311         {
 312             wxBitmap bmp1;
 313             bmp1.CopyFromIcon(icon);
 314             if ( !bmp1.Ok() )
 315                 m_titlebarIcon = wxNullIcon;
 316             else if ( bmp1.GetWidth() == size.x && bmp1.GetHeight() == size.y )
 317                 m_titlebarIcon = icon;
 318             else
 319             {
 320                 wxImage img = bmp1.ConvertToImage();
 321                 img.Rescale(size.x, size.y);
 322                 m_titlebarIcon.CopyFromBitmap(wxBitmap(img));
 323             }
 324         }
 325     }
 326 }
 327
 328 // ----------------------------------------------------------------------------
 329 // interactive manipulation
 330 // ----------------------------------------------------------------------------
 331
 332
 333 static bool wxGetResizingCursor(long hitTestResult, wxCursor& cursor)
 334 {
 335     if ( hitTestResult & wxHT_TOPLEVEL_ANY_BORDER )
 336     {
 337         switch (hitTestResult)
 338         {
 339             case wxHT_TOPLEVEL_BORDER_N:
 340             case wxHT_TOPLEVEL_BORDER_S:
 341                 cursor = wxCursor(wxCURSOR_SIZENS);
 342                 break;
 343             case wxHT_TOPLEVEL_BORDER_W:
 344             case wxHT_TOPLEVEL_BORDER_E:
 345                 cursor = wxCursor(wxCURSOR_SIZEWE);
 346                 break;
 347             case wxHT_TOPLEVEL_BORDER_NE:
 348             case wxHT_TOPLEVEL_BORDER_SW:
 349                 cursor = wxCursor(wxCURSOR_SIZENESW);
 350                 break;
 351             case wxHT_TOPLEVEL_BORDER_NW:
 352             case wxHT_TOPLEVEL_BORDER_SE:
 353                 cursor = wxCursor(wxCURSOR_SIZENWSE);
 354                 break;
 355             default:
 356                 return FALSE;
 357                 break;
 358         }
 359         return TRUE;
 360     }
 361
 362     return FALSE;
 363 }
 364
 365 #define wxINTERACTIVE_RESIZE_DIR \
 366           (wxINTERACTIVE_RESIZE_W | wxINTERACTIVE_RESIZE_E | \
 367            wxINTERACTIVE_RESIZE_S | wxINTERACTIVE_RESIZE_N)
 368
 369 struct wxInteractiveMoveData
 370 {
 371     wxTopLevelWindow     *m_window;
 372     wxEventLoop          *m_evtLoop;
 373     int                   m_flags;
 374     wxRect                m_rect;
 375     wxRect                m_rectOrig;
 376     wxPoint               m_pos;
 377     wxSize                m_minSize, m_maxSize;
 378     bool                  m_sizingCursor;
 379 };
 380
 381 class wxInteractiveMoveHandler : public wxEvtHandler
 382 {
 383 public:
 384     wxInteractiveMoveHandler(wxInteractiveMoveData& data) : m_data(data) {}
 385
 386 private:
 387     DECLARE_EVENT_TABLE()
 388     void OnMouseMove(wxMouseEvent& event);
 389     void OnMouseDown(wxMouseEvent& event);
 390     void OnMouseUp(wxMouseEvent& event);
 391     void OnKeyDown(wxKeyEvent& event);
 392
 393     wxInteractiveMoveData& m_data;
 394 };
 395
 396 BEGIN_EVENT_TABLE(wxInteractiveMoveHandler, wxEvtHandler)
 397     EVT_MOTION(wxInteractiveMoveHandler::OnMouseMove)
 398     EVT_LEFT_DOWN(wxInteractiveMoveHandler::OnMouseDown)
 399     EVT_LEFT_UP(wxInteractiveMoveHandler::OnMouseUp)
 400     EVT_KEY_DOWN(wxInteractiveMoveHandler::OnKeyDown)
 401 END_EVENT_TABLE()
 402
 403
 404 static inline LINKAGEMODE
 405 void wxApplyResize(wxInteractiveMoveData& data, const wxPoint& diff)
 406 {
 407     if ( data.m_flags & wxINTERACTIVE_RESIZE_W )
 408     {
 409         data.m_rect.x += diff.x;
 410         data.m_rect.width -= diff.x;
 411     }
 412     else if ( data.m_flags & wxINTERACTIVE_RESIZE_E )
 413     {
 414         data.m_rect.width += diff.x;
 415     }
 416     if ( data.m_flags & wxINTERACTIVE_RESIZE_N )
 417     {
 418         data.m_rect.y += diff.y;
 419         data.m_rect.height -= diff.y;
 420     }
 421     else if ( data.m_flags & wxINTERACTIVE_RESIZE_S )
 422     {
 423         data.m_rect.height += diff.y;
 424     }
 425
 426     if ( data.m_minSize.x != -1 && data.m_rect.width < data.m_minSize.x )
 427     {
 428         if ( data.m_flags & wxINTERACTIVE_RESIZE_W )
 429             data.m_rect.x -= data.m_minSize.x - data.m_rect.width;
 430         data.m_rect.width = data.m_minSize.x;
 431     }
 432     if ( data.m_maxSize.x != -1 && data.m_rect.width > data.m_maxSize.x )
 433     {
 434         if ( data.m_flags & wxINTERACTIVE_RESIZE_W )
 435             data.m_rect.x -= data.m_minSize.x - data.m_rect.width;
 436         data.m_rect.width = data.m_maxSize.x;
 437     }
 438     if ( data.m_minSize.y != -1 && data.m_rect.height < data.m_minSize.y )
 439     {
 440         if ( data.m_flags & wxINTERACTIVE_RESIZE_N )
 441             data.m_rect.y -= data.m_minSize.y - data.m_rect.height;
 442         data.m_rect.height = data.m_minSize.y;
 443     }
 444     if ( data.m_maxSize.y != -1 && data.m_rect.height > data.m_maxSize.y )
 445     {
 446         if ( data.m_flags & wxINTERACTIVE_RESIZE_N )
 447             data.m_rect.y -= data.m_minSize.y - data.m_rect.height;
 448         data.m_rect.height = data.m_maxSize.y;
 449     }
 450 }
 451
 452 void wxInteractiveMoveHandler::OnMouseMove(wxMouseEvent& event)
 453 {
 454     if ( m_data.m_flags & wxINTERACTIVE_WAIT_FOR_INPUT )
 455         event.Skip();
 456
 457     else if ( m_data.m_flags & wxINTERACTIVE_MOVE )
 458     {
 459         wxPoint diff = wxGetMousePosition() - m_data.m_pos;
 460         m_data.m_rect = m_data.m_rectOrig;
 461         m_data.m_rect.Offset(diff);
 462         m_data.m_window->Move(m_data.m_rect.GetPosition());
 463     }
 464
 465     else if ( m_data.m_flags & wxINTERACTIVE_RESIZE )
 466     {
 467         wxPoint diff = wxGetMousePosition() - m_data.m_pos;
 468         m_data.m_rect = m_data.m_rectOrig;
 469         wxApplyResize(m_data, diff);
 470         m_data.m_window->SetSize(m_data.m_rect);
 471     }
 472 }
 473
 474 void wxInteractiveMoveHandler::OnMouseDown(wxMouseEvent& event)
 475 {
 476     if ( m_data.m_flags & wxINTERACTIVE_WAIT_FOR_INPUT )
 477     {
 478         m_data.m_evtLoop->Exit();
 479     }
 480 }
 481
 482 void wxInteractiveMoveHandler::OnKeyDown(wxKeyEvent& event)
 483 {
 484     wxPoint diff(-1,-1);
 485
 486     switch ( event.GetKeyCode() )
 487     {
 488         case WXK_UP:    diff = wxPoint(0, -16); break;
 489         case WXK_DOWN:  diff = wxPoint(0, 16);  break;
 490         case WXK_LEFT:  diff = wxPoint(-16, 0); break;
 491         case WXK_RIGHT: diff = wxPoint(16, 0);  break;
 492         case WXK_ESCAPE:
 493             m_data.m_window->SetSize(m_data.m_rectOrig);
 494             m_data.m_evtLoop->Exit();
 495             return;
 496         case WXK_RETURN:
 497             m_data.m_evtLoop->Exit();
 498             return;
 499     }
 500
 501     if ( diff.x != -1 )
 502     {
 503         if ( m_data.m_flags & wxINTERACTIVE_WAIT_FOR_INPUT )
 504         {
 505             m_data.m_flags &= ~wxINTERACTIVE_WAIT_FOR_INPUT;
 506             if ( m_data.m_sizingCursor )
 507             {
 508                 wxEndBusyCursor();
 509                 m_data.m_sizingCursor = FALSE;
 510             }
 511
 512             if ( m_data.m_flags & wxINTERACTIVE_MOVE )
 513             {
 514                 m_data.m_pos = m_data.m_window->GetPosition() +
 515                                wxPoint(m_data.m_window->GetSize().x/2, 8);
 516             }
 517         }
 518
 519         wxPoint warp;
 520         bool changeCur = FALSE;
 521
 522         if ( m_data.m_flags & wxINTERACTIVE_MOVE )
 523         {
 524             m_data.m_rect.Offset(diff);
 525             m_data.m_window->Move(m_data.m_rect.GetPosition());
 526             warp = wxPoint(m_data.m_window->GetSize().x/2, 8);
 527         }
 528         else /* wxINTERACTIVE_RESIZE */
 529         {
 530             if ( !(m_data.m_flags &
 531                   (wxINTERACTIVE_RESIZE_N | wxINTERACTIVE_RESIZE_S)) )
 532             {
 533                 if ( diff.y < 0 )
 534                 {
 535                     m_data.m_flags |= wxINTERACTIVE_RESIZE_N;
 536                     m_data.m_pos.y = m_data.m_window->GetPosition().y;
 537                     changeCur = TRUE;
 538                 }
 539                 else if ( diff.y > 0 )
 540                 {
 541                     m_data.m_flags |= wxINTERACTIVE_RESIZE_S;
 542                     m_data.m_pos.y = m_data.m_window->GetPosition().y +
 543                                      m_data.m_window->GetSize().y;
 544                     changeCur = TRUE;
 545                 }
 546             }
 547             if ( !(m_data.m_flags &
 548                   (wxINTERACTIVE_RESIZE_W | wxINTERACTIVE_RESIZE_E)) )
 549             {
 550                 if ( diff.x < 0 )
 551                 {
 552                     m_data.m_flags |= wxINTERACTIVE_RESIZE_W;
 553                     m_data.m_pos.x = m_data.m_window->GetPosition().x;
 554                     changeCur = TRUE;
 555                 }
 556                 else if ( diff.x > 0 )
 557                 {
 558                     m_data.m_flags |= wxINTERACTIVE_RESIZE_E;
 559                     m_data.m_pos.x = m_data.m_window->GetPosition().x +
 560                                      m_data.m_window->GetSize().x;
 561                     changeCur = TRUE;
 562                 }
 563             }
 564
 565             wxApplyResize(m_data, diff);
 566             m_data.m_window->SetSize(m_data.m_rect);
 567
 568             if ( m_data.m_flags & wxINTERACTIVE_RESIZE_W )
 569                 warp.x = 0;
 570             else if ( m_data.m_flags & wxINTERACTIVE_RESIZE_E )
 571                 warp.x = m_data.m_window->GetSize().x-1;
 572             else
 573                 warp.x = wxGetMousePosition().x - m_data.m_window->GetPosition().x;
 574
 575             if ( m_data.m_flags & wxINTERACTIVE_RESIZE_N )
 576                 warp.y = 0;
 577             else if ( m_data.m_flags & wxINTERACTIVE_RESIZE_S )
 578                 warp.y = m_data.m_window->GetSize().y-1;
 579             else
 580                 warp.y = wxGetMousePosition().y - m_data.m_window->GetPosition().y;
 581         }
 582
 583         warp -= m_data.m_window->GetClientAreaOrigin();
 584         m_data.m_window->WarpPointer(warp.x, warp.y);
 585
 586         if ( changeCur )
 587         {
 588             long hit = m_data.m_window->HitTest(warp);
 589             wxCursor cur;
 590             if ( wxGetResizingCursor(hit, cur) )
 591             {
 592                 if ( m_data.m_sizingCursor )
 593                     wxEndBusyCursor();
 594                 wxBeginBusyCursor(&cur);
 595                 m_data.m_sizingCursor = TRUE;
 596             }
 597         }
 598     }
 599 }
 600
 601 void wxInteractiveMoveHandler::OnMouseUp(wxMouseEvent& event)
 602 {
 603     m_data.m_evtLoop->Exit();
 604 }
 605
 606
 607 void wxTopLevelWindow::InteractiveMove(int flags)
 608 {
 609     wxASSERT_MSG( !((flags & wxINTERACTIVE_MOVE) && (flags & wxINTERACTIVE_RESIZE)),
 610                   wxT("can't move and resize window at the same time") );
 611
 612     wxASSERT_MSG( !(flags & wxINTERACTIVE_RESIZE) ||
 613                   (flags & wxINTERACTIVE_WAIT_FOR_INPUT) ||
 614                   (flags & wxINTERACTIVE_RESIZE_DIR),
 615                   wxT("direction of resizing not specified") );
 616
 617     wxInteractiveMoveData data;
 618     wxEventLoop loop;
 619
 620     SetFocus();
 621
 622 #ifndef __WXGTK__
 623     if ( flags & wxINTERACTIVE_WAIT_FOR_INPUT )
 624     {
 625         wxCursor sizingCursor(wxCURSOR_SIZING);
 626         wxBeginBusyCursor(&sizingCursor);
 627         data.m_sizingCursor = TRUE;
 628     }
 629     else
 630 #endif
 631         data.m_sizingCursor = FALSE;
 632
 633     data.m_window = this;
 634     data.m_evtLoop = &loop;
 635     data.m_flags = flags;
 636     data.m_rect = data.m_rectOrig = GetRect();
 637     data.m_pos = wxGetMousePosition();
 638     data.m_minSize = wxSize(GetMinWidth(), GetMinHeight());
 639     data.m_maxSize = wxSize(GetMaxWidth(), GetMaxHeight());
 640
 641     wxEvtHandler *handler = new wxInteractiveMoveHandler(data);
 642     this->PushEventHandler(handler);
 643
 644     CaptureMouse();
 645     loop.Run();
 646     ReleaseMouse();
 647
 648     this->RemoveEventHandler(handler);
 649     delete handler;
 650
 651     if ( data.m_sizingCursor )
 652         wxEndBusyCursor();
 653 }
 654
 655 // ----------------------------------------------------------------------------
 656 // actions
 657 // ----------------------------------------------------------------------------
 658
 659 void wxTopLevelWindow::ClickTitleBarButton(long button)
 660 {
 661     switch ( button )
 662     {
 663         case wxTOPLEVEL_BUTTON_CLOSE:
 664             Close();
 665             break;
 666
 667         case wxTOPLEVEL_BUTTON_ICONIZE:
 668             Iconize();
 669             break;
 670
 671         case wxTOPLEVEL_BUTTON_MAXIMIZE:
 672             Maximize();
 673             break;
 674
 675         case wxTOPLEVEL_BUTTON_RESTORE:
 676             Restore();
 677             break;
 678
 679         case wxTOPLEVEL_BUTTON_HELP:
 680 #if wxUSE_HELP
 681             {
 682             wxContextHelp contextHelp(this);
 683             }
 684 #endif
 685             break;
 686
 687         default:
 688             wxFAIL_MSG(wxT("incorrect button specification"));
 689     }
 690 }
 691
 692 bool wxTopLevelWindow::PerformAction(const wxControlAction& action,
 693                                      long numArg,
 694                                      const wxString& strArg)
 695 {
 696     bool isActive = numArg != 0;
 697
 698     if ( action == wxACTION_TOPLEVEL_ACTIVATE )
 699     {
 700         if ( m_isActive != isActive )
 701         {
 702             m_isActive = isActive;
 703             RefreshTitleBar();
 704         }
 705         return TRUE;
 706     }
 707
 708     else if ( action == wxACTION_TOPLEVEL_BUTTON_PRESS )
 709     {
 710         m_pressedButton = numArg;
 711         RefreshTitleBar();
 712         return TRUE;
 713     }
 714
 715     else if ( action == wxACTION_TOPLEVEL_BUTTON_RELEASE )
 716     {
 717         m_pressedButton = 0;
 718         RefreshTitleBar();
 719         return TRUE;
 720     }
 721
 722     else if ( action == wxACTION_TOPLEVEL_BUTTON_CLICK )
 723     {
 724         m_pressedButton = 0;
 725         RefreshTitleBar();
 726         ClickTitleBarButton(numArg);
 727         return TRUE;
 728     }
 729
 730     else if ( action == wxACTION_TOPLEVEL_MOVE )
 731     {
 732         InteractiveMove(wxINTERACTIVE_MOVE);
 733         return TRUE;
 734     }
 735
 736     else if ( action == wxACTION_TOPLEVEL_RESIZE )
 737     {
 738         int flags = wxINTERACTIVE_RESIZE;
 739         if ( numArg & wxHT_TOPLEVEL_BORDER_N )
 740             flags |= wxINTERACTIVE_RESIZE_N;
 741         if ( numArg & wxHT_TOPLEVEL_BORDER_S )
 742             flags |= wxINTERACTIVE_RESIZE_S;
 743         if ( numArg & wxHT_TOPLEVEL_BORDER_W )
 744             flags |= wxINTERACTIVE_RESIZE_W;
 745         if ( numArg & wxHT_TOPLEVEL_BORDER_E )
 746             flags |= wxINTERACTIVE_RESIZE_E;
 747         InteractiveMove(flags);
 748         return TRUE;
 749     }
 750
 751     else
 752         return FALSE;
 753 }
 754
 755 void wxTopLevelWindow::OnSystemMenu(wxCommandEvent& event)
 756 {
 757     bool ret = TRUE;
 758
 759     switch (event.GetId())
 760     {
 761         case wxID_CLOSE_FRAME:
 762             ret = PerformAction(wxACTION_TOPLEVEL_BUTTON_CLICK,
 763                                 wxTOPLEVEL_BUTTON_CLOSE);
 764             break;
 765         case wxID_MOVE_FRAME:
 766             InteractiveMove(wxINTERACTIVE_MOVE | wxINTERACTIVE_WAIT_FOR_INPUT);
 767             break;
 768         case wxID_RESIZE_FRAME:
 769             InteractiveMove(wxINTERACTIVE_RESIZE | wxINTERACTIVE_WAIT_FOR_INPUT);
 770             break;
 771         case wxID_MAXIMIZE_FRAME:
 772             ret = PerformAction(wxACTION_TOPLEVEL_BUTTON_CLICK,
 773                                 wxTOPLEVEL_BUTTON_MAXIMIZE);
 774             break;
 775         case wxID_ICONIZE_FRAME:
 776             ret = PerformAction(wxACTION_TOPLEVEL_BUTTON_CLICK,
 777                                 wxTOPLEVEL_BUTTON_ICONIZE);
 778             break;
 779         case wxID_RESTORE_FRAME:
 780             ret = PerformAction(wxACTION_TOPLEVEL_BUTTON_CLICK,
 781                                 wxTOPLEVEL_BUTTON_RESTORE);
 782             break;
 783
 784         default:
 785             ret = FALSE;
 786     }
 787
 788     if ( !ret )
 789         event.Skip();
 790 }
 791
 792
 793 // ============================================================================
 794 // wxStdFrameInputHandler: handles focus, resizing and titlebar buttons clicks
 795 // ============================================================================
 796
 797 wxStdFrameInputHandler::wxStdFrameInputHandler(wxInputHandler *inphand)
 798             : wxStdInputHandler(inphand)
 799 {
 800     m_winCapture = NULL;
 801     m_winHitTest = 0;
 802     m_winPressed = 0;
 803     m_borderCursorOn = FALSE;
 804 }
 805
 806 bool wxStdFrameInputHandler::HandleMouse(wxInputConsumer *consumer,
 807                                          const wxMouseEvent& event)
 808 {
 809     // the button has 2 states: pressed and normal with the following
 810     // transitions between them:
 811     //
 812     //      normal -> left down -> capture mouse and go to pressed state
 813     //      pressed -> left up inside -> generate click -> go to normal
 814     //                         outside ------------------>
 815     //
 816     // the other mouse buttons are ignored
 817     if ( event.Button(1) )
 818     {
 819         if ( event.ButtonDown(1) )
 820         {
 821             wxTopLevelWindow *w = wxStaticCast(consumer->GetInputWindow(), wxTopLevelWindow);
 822             long hit = w->HitTest(event.GetPosition());
 823
 824             if ( hit & wxHT_TOPLEVEL_ANY_BUTTON )
 825             {
 826                 m_winCapture = w;
 827                 m_winCapture->CaptureMouse();
 828                 m_winHitTest = hit;
 829                 m_winPressed = hit;
 830                 consumer->PerformAction(wxACTION_TOPLEVEL_BUTTON_PRESS, m_winPressed);
 831                 return TRUE;
 832             }
 833             else if ( (hit & wxHT_TOPLEVEL_TITLEBAR) && !w->IsMaximized() )
 834             {
 835                 consumer->PerformAction(wxACTION_TOPLEVEL_MOVE);
 836                 return TRUE;
 837             }
 838             else if ( (consumer->GetInputWindow()->GetWindowStyle() & wxRESIZE_BORDER)
 839                       && (hit & wxHT_TOPLEVEL_ANY_BORDER) )
 840             {
 841                 consumer->PerformAction(wxACTION_TOPLEVEL_RESIZE, hit);
 842                 return TRUE;
 843             }
 844         }
 845
 846         else // up
 847         {
 848             if ( m_winCapture )
 849             {
 850                 m_winCapture->ReleaseMouse();
 851                 m_winCapture = NULL;
 852
 853                 if ( m_winHitTest == m_winPressed )
 854                 {
 855                     consumer->PerformAction(wxACTION_TOPLEVEL_BUTTON_CLICK, m_winPressed);
 856                     return TRUE;
 857                 }
 858             }
 859             //else: the mouse was released outside the window, this doesn't
 860             //      count as a click
 861         }
 862     }
 863
 864     return wxStdInputHandler::HandleMouse(consumer, event);
 865 }
 866
 867 bool wxStdFrameInputHandler::HandleMouseMove(wxInputConsumer *consumer,
 868                                              const wxMouseEvent& event)
 869 {
 870     if ( event.GetEventObject() == m_winCapture )
 871     {
 872         long hit = m_winCapture->HitTest(event.GetPosition());
 873
 874         if ( hit != m_winHitTest )
 875         {
 876             if ( hit != m_winPressed )
 877                 consumer->PerformAction(wxACTION_TOPLEVEL_BUTTON_RELEASE, m_winPressed);
 878             else
 879                 consumer->PerformAction(wxACTION_TOPLEVEL_BUTTON_PRESS, m_winPressed);
 880
 881             m_winHitTest = hit;
 882             return TRUE;
 883         }
 884     }
 885     else if ( consumer->GetInputWindow()->GetWindowStyle() & wxRESIZE_BORDER )
 886     {
 887         wxTopLevelWindow *win = wxStaticCast(consumer->GetInputWindow(),
 888                                              wxTopLevelWindow);
 889         long hit = win->HitTest(event.GetPosition());
 890
 891         if ( hit != m_winHitTest )
 892         {
 893             m_winHitTest = hit;
 894
 895             if ( m_borderCursorOn )
 896             {
 897                 m_borderCursorOn = FALSE;
 898                 win->SetCursor(m_origCursor);
 899             }
 900
 901             if ( hit & wxHT_TOPLEVEL_ANY_BORDER )
 902             {
 903                 wxCursor cur;
 904
 905                 m_borderCursorOn = wxGetResizingCursor(hit, cur);
 906                 if ( m_borderCursorOn )
 907                 {
 908                     m_origCursor = win->GetCursor();
 909                     win->SetCursor(cur);
 910                 }
 911             }
 912         }
 913     }
 914
 915     return wxStdInputHandler::HandleMouseMove(consumer, event);
 916 }
 917
 918 bool wxStdFrameInputHandler::HandleActivation(wxInputConsumer *consumer,
 919                                               bool activated)
 920 {
 921     if ( m_borderCursorOn )
 922     {
 923         consumer->GetInputWindow()->SetCursor(m_origCursor);
 924         m_borderCursorOn = FALSE;
 925     }
 926     consumer->PerformAction(wxACTION_TOPLEVEL_ACTIVATE, activated);
 927     return FALSE;
 928 }