src/msw/frame.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        msw/frame.cpp
   3 // Purpose:     wxFrame
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #ifdef __GNUG__
  21     #pragma implementation "frame.h"
  22 #endif
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28     #pragma hdrstop
  29 #endif
  30
  31 #ifndef WX_PRECOMP
  32     #include "wx/setup.h"
  33     #include "wx/frame.h"
  34     #include "wx/menu.h"
  35     #include "wx/app.h"
  36     #include "wx/utils.h"
  37     #include "wx/dialog.h"
  38     #include "wx/settings.h"
  39     #include "wx/dcclient.h"
  40 #endif // WX_PRECOMP
  41
  42 #include "wx/msw/private.h"
  43
  44 #if wxUSE_STATUSBAR
  45     #include "wx/statusbr.h"
  46
  47     #if wxUSE_NATIVE_STATUSBAR
  48         #include "wx/msw/statbr95.h"
  49     #endif
  50 #endif // wxUSE_STATUSBAR
  51
  52 #if wxUSE_TOOLBAR
  53     #include "wx/toolbar.h"
  54 #endif // wxUSE_TOOLBAR
  55
  56 #include "wx/menuitem.h"
  57 #include "wx/log.h"
  58
  59 // ----------------------------------------------------------------------------
  60 // globals
  61 // ----------------------------------------------------------------------------
  62
  63 extern wxWindowList wxModelessWindows;
  64 extern wxList WXDLLEXPORT wxPendingDelete;
  65 extern const wxChar *wxFrameClassName;
  66 extern wxMenu *wxCurrentPopupMenu;
  67
  68 // ----------------------------------------------------------------------------
  69 // event tables
  70 // ----------------------------------------------------------------------------
  71
  72 BEGIN_EVENT_TABLE(wxFrame, wxFrameBase)
  73     EVT_ACTIVATE(wxFrame::OnActivate)
  74     EVT_SYS_COLOUR_CHANGED(wxFrame::OnSysColourChanged)
  75 END_EVENT_TABLE()
  76
  77 IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxWindow)
  78
  79 // ============================================================================
  80 // implementation
  81 // ============================================================================
  82
  83 // ----------------------------------------------------------------------------
  84 // static class members
  85 // ----------------------------------------------------------------------------
  86
  87 #if wxUSE_NATIVE_STATUSBAR
  88     bool wxFrame::m_useNativeStatusBar = TRUE;
  89 #else
  90     bool wxFrame::m_useNativeStatusBar = FALSE;
  91 #endif
  92
  93 // ----------------------------------------------------------------------------
  94 // creation/destruction
  95 // ----------------------------------------------------------------------------
  96
  97 void wxFrame::Init()
  98 {
  99     m_iconized = FALSE;
 100
 101 #if wxUSE_TOOLTIPS
 102     m_hwndToolTip = 0;
 103 #endif
 104 }
 105
 106 bool wxFrame::Create(wxWindow *parent,
 107                      wxWindowID id,
 108                      const wxString& title,
 109                      const wxPoint& pos,
 110                      const wxSize& size,
 111                      long style,
 112                      const wxString& name)
 113 {
 114   SetName(name);
 115   m_windowStyle = style;
 116   m_frameMenuBar = NULL;
 117   m_frameToolBar = NULL;
 118   m_frameStatusBar = NULL;
 119
 120   SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
 121
 122   if ( id > -1 )
 123     m_windowId = id;
 124   else
 125     m_windowId = (int)NewControlId();
 126
 127   if (parent) parent->AddChild(this);
 128
 129   int x = pos.x;
 130   int y = pos.y;
 131   int width = size.x;
 132   int height = size.y;
 133
 134   m_iconized = FALSE;
 135
 136   // we pass NULL as parent to MSWCreate because frames with parents behave
 137   // very strangely under Win95 shell
 138   // Alteration by JACS: keep normal Windows behaviour (float on top of parent)
 139   // with this style.
 140   if ((m_windowStyle & wxFRAME_FLOAT_ON_PARENT) == 0)
 141     parent = NULL;
 142
 143   if (!parent)
 144     wxTopLevelWindows.Append(this);
 145
 146   MSWCreate(m_windowId, parent, wxFrameClassName, this, title,
 147             x, y, width, height, style);
 148
 149   wxModelessWindows.Append(this);
 150   return TRUE;
 151 }
 152
 153 wxFrame::~wxFrame()
 154 {
 155   m_isBeingDeleted = TRUE;
 156   wxTopLevelWindows.DeleteObject(this);
 157
 158   DeleteAllBars();
 159
 160   if (wxTheApp && (wxTopLevelWindows.Number() == 0))
 161   {
 162     wxTheApp->SetTopWindow(NULL);
 163
 164     if (wxTheApp->GetExitOnFrameDelete())
 165     {
 166        PostQuitMessage(0);
 167     }
 168   }
 169
 170   wxModelessWindows.DeleteObject(this);
 171
 172   // For some reason, wxWindows can activate another task altogether
 173   // when a frame is destroyed after a modal dialog has been invoked.
 174   // Try to bring the parent to the top.
 175   // MT:Only do this if this frame is currently the active window, else weird
 176   // things start to happen
 177   if ( wxGetActiveWindow() == this )
 178   if (GetParent() && GetParent()->GetHWND())
 179     ::BringWindowToTop((HWND) GetParent()->GetHWND());
 180 }
 181
 182 // Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
 183 void wxFrame::DoGetClientSize(int *x, int *y) const
 184 {
 185   RECT rect;
 186   ::GetClientRect(GetHwnd(), &rect);
 187
 188 #if wxUSE_STATUSBAR
 189   if ( GetStatusBar() )
 190   {
 191     int statusX, statusY;
 192     GetStatusBar()->GetClientSize(&statusX, &statusY);
 193     rect.bottom -= statusY;
 194   }
 195 #endif // wxUSE_STATUSBAR
 196
 197   wxPoint pt(GetClientAreaOrigin());
 198   rect.bottom -= pt.y;
 199   rect.right -= pt.x;
 200
 201   if ( x )
 202     *x = rect.right;
 203   if ( y )
 204     *y = rect.bottom;
 205 }
 206
 207 // Set the client size (i.e. leave the calculation of borders etc.
 208 // to wxWindows)
 209 void wxFrame::DoSetClientSize(int width, int height)
 210 {
 211   HWND hWnd = GetHwnd();
 212
 213   RECT rect;
 214   ::GetClientRect(hWnd, &rect);
 215
 216   RECT rect2;
 217   GetWindowRect(hWnd, &rect2);
 218
 219   // Find the difference between the entire window (title bar and all)
 220   // and the client area; add this to the new client size to move the
 221   // window
 222   int actual_width = rect2.right - rect2.left - rect.right + width;
 223   int actual_height = rect2.bottom - rect2.top - rect.bottom + height;
 224
 225 #if wxUSE_STATUSBAR
 226   if ( GetStatusBar() )
 227   {
 228     int statusX, statusY;
 229     GetStatusBar()->GetClientSize(&statusX, &statusY);
 230     actual_height += statusY;
 231   }
 232 #endif // wxUSE_STATUSBAR
 233
 234   wxPoint pt(GetClientAreaOrigin());
 235   actual_width += pt.y;
 236   actual_height += pt.x;
 237
 238   POINT point;
 239   point.x = rect2.left;
 240   point.y = rect2.top;
 241
 242   MoveWindow(hWnd, point.x, point.y, actual_width, actual_height, (BOOL)TRUE);
 243
 244   wxSizeEvent event(wxSize(width, height), m_windowId);
 245   event.SetEventObject( this );
 246   GetEventHandler()->ProcessEvent(event);
 247 }
 248
 249 void wxFrame::DoGetSize(int *width, int *height) const
 250 {
 251   RECT rect;
 252   GetWindowRect(GetHwnd(), &rect);
 253   *width = rect.right - rect.left;
 254   *height = rect.bottom - rect.top;
 255 }
 256
 257 void wxFrame::DoGetPosition(int *x, int *y) const
 258 {
 259   RECT rect;
 260   GetWindowRect(GetHwnd(), &rect);
 261   POINT point;
 262   point.x = rect.left;
 263   point.y = rect.top;
 264
 265   *x = point.x;
 266   *y = point.y;
 267 }
 268
 269 // ----------------------------------------------------------------------------
 270 // variations around ::ShowWindow()
 271 // ----------------------------------------------------------------------------
 272
 273 void wxFrame::DoShowWindow(int nShowCmd)
 274 {
 275     ::ShowWindow(GetHwnd(), nShowCmd);
 276
 277     m_iconized = nShowCmd == SW_MINIMIZE;
 278 }
 279
 280 bool wxFrame::Show(bool show)
 281 {
 282     DoShowWindow(show ? SW_SHOW : SW_HIDE);
 283
 284     if ( show )
 285     {
 286         ::BringWindowToTop(GetHwnd());
 287
 288         wxActivateEvent event(wxEVT_ACTIVATE, TRUE, m_windowId);
 289         event.SetEventObject( this );
 290         GetEventHandler()->ProcessEvent(event);
 291     }
 292     else
 293     {
 294         // Try to highlight the correct window (the parent)
 295         if ( GetParent() )
 296         {
 297             HWND hWndParent = GetHwndOf(GetParent());
 298             if (hWndParent)
 299                 ::BringWindowToTop(hWndParent);
 300         }
 301     }
 302
 303     return TRUE;
 304 }
 305
 306 void wxFrame::Iconize(bool iconize)
 307 {
 308     DoShowWindow(iconize ? SW_MINIMIZE : SW_RESTORE);
 309 }
 310
 311 void wxFrame::Maximize(bool maximize)
 312 {
 313     DoShowWindow(maximize ? SW_MAXIMIZE : SW_RESTORE);
 314 }
 315
 316 void wxFrame::Restore()
 317 {
 318     DoShowWindow(SW_RESTORE);
 319 }
 320
 321 bool wxFrame::IsIconized() const
 322 {
 323   ((wxFrame *)this)->m_iconized = (::IsIconic(GetHwnd()) != 0);
 324   return m_iconized;
 325 }
 326
 327 // Is it maximized?
 328 bool wxFrame::IsMaximized() const
 329 {
 330     return (::IsZoomed(GetHwnd()) != 0);
 331 }
 332
 333 void wxFrame::SetIcon(const wxIcon& icon)
 334 {
 335     wxFrameBase::SetIcon(icon);
 336
 337 #if defined(__WIN95__)
 338     if ( m_icon.Ok() )
 339     {
 340         SendMessage(GetHwnd(), WM_SETICON,
 341                     (WPARAM)TRUE, (LPARAM)(HICON) m_icon.GetHICON());
 342     }
 343 #endif // __WIN95__
 344 }
 345
 346 #if wxUSE_STATUSBAR
 347 wxStatusBar *wxFrame::OnCreateStatusBar(int number,
 348                                         long style,
 349                                         wxWindowID id,
 350                                         const wxString& name)
 351 {
 352     wxStatusBar *statusBar = NULL;
 353
 354 #if wxUSE_NATIVE_STATUSBAR
 355     if ( UsesNativeStatusBar() )
 356     {
 357         statusBar = new wxStatusBar95(this, id, style);
 358
 359         statusBar->SetFieldsCount(number);
 360     }
 361     else
 362 #endif
 363     {
 364         statusBar = wxFrameBase::OnCreateStatusBar(number, style, id, name);
 365     }
 366
 367     return statusBar;
 368 }
 369
 370 void wxFrame::PositionStatusBar()
 371 {
 372     // native status bar positions itself
 373     if ( m_frameStatusBar
 374 #if wxUSE_NATIVE_STATUSBAR
 375          && !m_frameStatusBar->IsKindOf(CLASSINFO(wxStatusBar95))
 376 #endif
 377        )
 378     {
 379         int w, h;
 380         GetClientSize(&w, &h);
 381         int sw, sh;
 382         m_frameStatusBar->GetSize(&sw, &sh);
 383
 384         // Since we wish the status bar to be directly under the client area,
 385         // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 386         m_frameStatusBar->SetSize(0, h, w, sh);
 387     }
 388 }
 389 #endif // wxUSE_STATUSBAR
 390
 391 void wxFrame::DetachMenuBar()
 392 {
 393     if (m_frameMenuBar)
 394     {
 395         m_frameMenuBar->Detach();
 396         m_frameMenuBar = NULL;
 397     }
 398 }
 399
 400 void wxFrame::SetMenuBar(wxMenuBar *menu_bar)
 401 {
 402     if (!menu_bar)
 403     {
 404         DetachMenuBar();
 405         return;
 406     }
 407
 408     m_frameMenuBar = NULL;
 409
 410     // Can set a menubar several times.
 411     // TODO: how to prevent a memory leak if you have a currently-unattached
 412     // menubar? wxWindows assumes that the frame will delete the menu (otherwise
 413     // there are problems for MDI).
 414     if (menu_bar->GetHMenu())
 415     {
 416         m_hMenu = menu_bar->GetHMenu();
 417     }
 418     else
 419     {
 420         menu_bar->Detach();
 421
 422         m_hMenu = menu_bar->Create();
 423
 424         if ( !m_hMenu )
 425             return;
 426     }
 427
 428     InternalSetMenuBar();
 429
 430     m_frameMenuBar = menu_bar;
 431     menu_bar->Attach(this);
 432
 433 #if 0 // Old code that assumes only one call of SetMenuBar per frame.
 434     if (!menu_bar)
 435     {
 436         DetachMenuBar();
 437         return;
 438     }
 439
 440     wxCHECK_RET( !menu_bar->GetFrame(), wxT("this menubar is already attached") );
 441
 442     if (m_frameMenuBar)
 443         delete m_frameMenuBar;
 444
 445     m_hMenu = menu_bar->Create();
 446
 447     if ( !m_hMenu )
 448         return;
 449
 450     InternalSetMenuBar();
 451
 452     m_frameMenuBar = menu_bar;
 453     menu_bar->Attach(this);
 454 #endif
 455 }
 456
 457 void wxFrame::InternalSetMenuBar()
 458 {
 459     if ( !::SetMenu(GetHwnd(), (HMENU)m_hMenu) )
 460     {
 461         wxLogLastError("SetMenu");
 462     }
 463 }
 464
 465 // Responds to colour changes, and passes event on to children.
 466 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 467 {
 468     SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
 469     Refresh();
 470
 471     if ( m_frameStatusBar )
 472     {
 473         wxSysColourChangedEvent event2;
 474         event2.SetEventObject( m_frameStatusBar );
 475         m_frameStatusBar->GetEventHandler()->ProcessEvent(event2);
 476     }
 477
 478     // Propagate the event to the non-top-level children
 479     wxWindow::OnSysColourChanged(event);
 480 }
 481
 482 /*
 483  * Frame window
 484  *
 485  */
 486
 487 bool wxFrame::MSWCreate(int id, wxWindow *parent, const wxChar *wclass, wxWindow *wx_win, const wxChar *title,
 488                    int x, int y, int width, int height, long style)
 489
 490 {
 491   m_defaultIcon = (WXHICON) (wxSTD_FRAME_ICON ? wxSTD_FRAME_ICON : wxDEFAULT_FRAME_ICON);
 492
 493   // If child windows aren't properly drawn initially, WS_CLIPCHILDREN
 494   // could be the culprit. But without it, you can get a lot of flicker.
 495
 496   DWORD msflags = 0;
 497   if ((style & wxCAPTION) == wxCAPTION)
 498     msflags = WS_OVERLAPPED;
 499   else
 500     msflags = WS_POPUP;
 501
 502   if (style & wxMINIMIZE_BOX)
 503     msflags |= WS_MINIMIZEBOX;
 504   if (style & wxMAXIMIZE_BOX)
 505     msflags |= WS_MAXIMIZEBOX;
 506   if (style & wxTHICK_FRAME)
 507     msflags |= WS_THICKFRAME;
 508   if (style & wxSYSTEM_MENU)
 509     msflags |= WS_SYSMENU;
 510   if ((style & wxMINIMIZE) || (style & wxICONIZE))
 511     msflags |= WS_MINIMIZE;
 512   if (style & wxMAXIMIZE)
 513     msflags |= WS_MAXIMIZE;
 514   if (style & wxCAPTION)
 515     msflags |= WS_CAPTION;
 516   if (style & wxCLIP_CHILDREN)
 517     msflags |= WS_CLIPCHILDREN;
 518
 519   // Keep this in wxFrame because it saves recoding this function
 520   // in wxTinyFrame
 521 #if wxUSE_ITSY_BITSY
 522   if (style & wxTINY_CAPTION_VERT)
 523     msflags |= IBS_VERTCAPTION;
 524   if (style & wxTINY_CAPTION_HORIZ)
 525     msflags |= IBS_HORZCAPTION;
 526 #else
 527   if (style & wxTINY_CAPTION_VERT)
 528     msflags |= WS_CAPTION;
 529   if (style & wxTINY_CAPTION_HORIZ)
 530     msflags |= WS_CAPTION;
 531 #endif
 532   if ((style & wxTHICK_FRAME) == 0)
 533     msflags |= WS_BORDER;
 534
 535   WXDWORD extendedStyle = MakeExtendedStyle(style);
 536
 537 #if !defined(__WIN16__) && !defined(__SC__)
 538   if (style & wxFRAME_TOOL_WINDOW)
 539     extendedStyle |= WS_EX_TOOLWINDOW;
 540 #endif
 541
 542   if (style & wxSTAY_ON_TOP)
 543     extendedStyle |= WS_EX_TOPMOST;
 544
 545   m_iconized = FALSE;
 546   if ( !wxWindow::MSWCreate(id, parent, wclass, wx_win, title, x, y, width, height,
 547          msflags, NULL, extendedStyle) )
 548          return FALSE;
 549
 550   // Seems to be necessary if we use WS_POPUP
 551   // style instead of WS_OVERLAPPED
 552   if (width > -1 && height > -1)
 553     ::PostMessage(GetHwnd(), WM_SIZE, SIZE_RESTORED, MAKELPARAM(width, height));
 554
 555   return TRUE;
 556 }
 557
 558 // Default activation behaviour - set the focus for the first child
 559 // subwindow found.
 560 void wxFrame::OnActivate(wxActivateEvent& event)
 561 {
 562     for ( wxWindowList::Node *node = GetChildren().GetFirst();
 563           node;
 564           node = node->GetNext() )
 565     {
 566         // FIXME all this is totally bogus - we need to do the same as wxPanel,
 567         //       but how to do it without duplicating the code?
 568
 569         // restore focus
 570         wxWindow *child = node->GetData();
 571
 572         if ( !child->IsTopLevel()
 573 #if wxUSE_TOOLBAR
 574              && !wxDynamicCast(child, wxToolBar)
 575 #endif // wxUSE_TOOLBAR
 576 #if wxUSE_STATUSBAR
 577              && !wxDynamicCast(child, wxStatusBar)
 578 #endif // wxUSE_STATUSBAR
 579            )
 580         {
 581             child->SetFocus();
 582             return;
 583         }
 584     }
 585 }
 586
 587 // ----------------------------------------------------------------------------
 588 // tool/status bar stuff
 589 // ----------------------------------------------------------------------------
 590
 591 #if wxUSE_TOOLBAR
 592
 593 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 594 {
 595     if ( wxFrameBase::CreateToolBar(style, id, name) )
 596     {
 597         PositionToolBar();
 598     }
 599
 600     return m_frameToolBar;
 601 }
 602
 603 void wxFrame::PositionToolBar()
 604 {
 605     RECT rect;
 606     ::GetClientRect(GetHwnd(), &rect);
 607
 608 #if wxUSE_STATUSBAR
 609     if ( GetStatusBar() )
 610     {
 611         int statusX, statusY;
 612         GetStatusBar()->GetClientSize(&statusX, &statusY);
 613         rect.bottom -= statusY;
 614     }
 615 #endif // wxUSE_STATUSBAR
 616
 617     if ( GetToolBar() )
 618     {
 619         int tw, th;
 620         GetToolBar()->GetSize(&tw, &th);
 621
 622         if ( GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL )
 623         {
 624             th = rect.bottom;
 625         }
 626         else
 627         {
 628             tw = rect.right;
 629         }
 630
 631         // Use the 'real' MSW position here
 632         GetToolBar()->SetSize(0, 0, tw, th, wxSIZE_NO_ADJUSTMENTS);
 633     }
 634 }
 635 #endif // wxUSE_TOOLBAR
 636
 637 // ----------------------------------------------------------------------------
 638 // frame state (iconized/maximized/...)
 639 // ----------------------------------------------------------------------------
 640
 641 // propagate our state change to all child frames: this allows us to emulate X
 642 // Windows behaviour where child frames float independently of the parent one
 643 // on the desktop, but are iconized/restored with it
 644 void wxFrame::IconizeChildFrames(bool bIconize)
 645 {
 646     for ( wxWindowList::Node *node = GetChildren().GetFirst();
 647           node;
 648           node = node->GetNext() )
 649     {
 650         wxWindow *win = node->GetData();
 651
 652         if ( win->IsKindOf(CLASSINFO(wxFrame)) )
 653         {
 654             ((wxFrame *)win)->Iconize(bIconize);
 655         }
 656     }
 657 }
 658
 659 // ===========================================================================
 660 // message processing
 661 // ===========================================================================
 662
 663 // ---------------------------------------------------------------------------
 664 // preprocessing
 665 // ---------------------------------------------------------------------------
 666
 667 bool wxFrame::MSWTranslateMessage(WXMSG* pMsg)
 668 {
 669     if ( wxWindow::MSWTranslateMessage(pMsg) )
 670         return TRUE;
 671
 672     // try the menu bar accels
 673     wxMenuBar *menuBar = GetMenuBar();
 674     if ( !menuBar )
 675         return FALSE;
 676
 677     const wxAcceleratorTable& acceleratorTable = menuBar->GetAccelTable();
 678     return acceleratorTable.Translate(this, pMsg);
 679 }
 680
 681 // ---------------------------------------------------------------------------
 682 // our private (non virtual) message handlers
 683 // ---------------------------------------------------------------------------
 684
 685 bool wxFrame::HandlePaint()
 686 {
 687     RECT rect;
 688     if ( GetUpdateRect(GetHwnd(), &rect, FALSE) )
 689     {
 690         if ( m_iconized )
 691         {
 692             HICON hIcon = m_icon.Ok() ? GetHiconOf(m_icon)
 693                                       : (HICON)m_defaultIcon;
 694
 695             // Hold a pointer to the dc so long as the OnPaint() message
 696             // is being processed
 697             PAINTSTRUCT ps;
 698             HDC hdc = ::BeginPaint(GetHwnd(), &ps);
 699
 700             // Erase background before painting or we get white background
 701             MSWDefWindowProc(WM_ICONERASEBKGND, (WORD)(LONG)ps.hdc, 0L);
 702
 703             if ( hIcon )
 704             {
 705                 RECT rect;
 706                 ::GetClientRect(GetHwnd(), &rect);
 707
 708                 // FIXME: why hardcoded?
 709                 static const int icon_width = 32;
 710                 static const int icon_height = 32;
 711
 712                 int icon_x = (int)((rect.right - icon_width)/2);
 713                 int icon_y = (int)((rect.bottom - icon_height)/2);
 714
 715                 ::DrawIcon(hdc, icon_x, icon_y, hIcon);
 716             }
 717
 718             ::EndPaint(GetHwnd(), &ps);
 719
 720             return TRUE;
 721         }
 722         else
 723         {
 724             return wxWindow::HandlePaint();
 725         }
 726     }
 727     else
 728     {
 729         // nothing to paint - processed
 730         return TRUE;
 731     }
 732 }
 733
 734 bool wxFrame::HandleSize(int x, int y, WXUINT id)
 735 {
 736     bool processed = FALSE;
 737
 738     switch ( id )
 739     {
 740         case SIZENORMAL:
 741             // only do it it if we were iconized before, otherwise resizing the
 742             // parent frame has a curious side effect of bringing it under it's
 743             // children
 744             if ( !m_iconized )
 745                 break;
 746
 747             // restore all child frames too
 748             IconizeChildFrames(FALSE);
 749
 750             // fall through
 751
 752         case SIZEFULLSCREEN:
 753             m_iconized = FALSE;
 754             break;
 755
 756         case SIZEICONIC:
 757             // iconize all child frames too
 758             IconizeChildFrames(TRUE);
 759
 760             m_iconized = TRUE;
 761             break;
 762     }
 763
 764     if ( !m_iconized )
 765     {
 766         // forward WM_SIZE to status bar control
 767 #if wxUSE_NATIVE_STATUSBAR
 768         if (m_frameStatusBar && m_frameStatusBar->IsKindOf(CLASSINFO(wxStatusBar95)))
 769         {
 770             wxSizeEvent event(wxSize(x, y), m_frameStatusBar->GetId());
 771             event.SetEventObject( m_frameStatusBar );
 772
 773             ((wxStatusBar95 *)m_frameStatusBar)->OnSize(event);
 774         }
 775 #endif // wxUSE_NATIVE_STATUSBAR
 776
 777         PositionStatusBar();
 778         PositionToolBar();
 779
 780         wxSizeEvent event(wxSize(x, y), m_windowId);
 781         event.SetEventObject( this );
 782         processed = GetEventHandler()->ProcessEvent(event);
 783     }
 784
 785     return processed;
 786 }
 787
 788 bool wxFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND control)
 789 {
 790     if ( control )
 791     {
 792         // In case it's e.g. a toolbar.
 793         wxWindow *win = wxFindWinFromHandle(control);
 794         if ( win )
 795             return win->MSWCommand(cmd, id);
 796     }
 797
 798     // handle here commands from menus and accelerators
 799     if ( cmd == 0 || cmd == 1 )
 800     {
 801         if ( wxCurrentPopupMenu )
 802         {
 803             wxMenu *popupMenu = wxCurrentPopupMenu;
 804             wxCurrentPopupMenu = NULL;
 805
 806             return popupMenu->MSWCommand(cmd, id);
 807         }
 808
 809         if ( ProcessCommand(id) )
 810         {
 811             return TRUE;
 812         }
 813     }
 814
 815     return FALSE;
 816 }
 817
 818 bool wxFrame::HandleMenuSelect(WXWORD nItem, WXWORD flags, WXHMENU hMenu)
 819 {
 820     int item;
 821     if ( flags == 0xFFFF && hMenu == 0 )
 822     {
 823         // menu was removed from screen
 824         item = -1;
 825     }
 826     else if ( !(flags & MF_POPUP) && !(flags & MF_SEPARATOR) )
 827     {
 828         item = nItem;
 829     }
 830     else
 831     {
 832         // don't give hints for separators (doesn't make sense) nor for the
 833         // items opening popup menus (they don't have them anyhow)
 834         return FALSE;
 835     }
 836
 837     wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, item);
 838     event.SetEventObject( this );
 839
 840     return GetEventHandler()->ProcessEvent(event);
 841 }
 842
 843 // ---------------------------------------------------------------------------
 844 // the window proc for wxFrame
 845 // ---------------------------------------------------------------------------
 846
 847 long wxFrame::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
 848 {
 849     long rc = 0;
 850     bool processed = FALSE;
 851
 852     switch ( message )
 853     {
 854         case WM_CLOSE:
 855             // if we can't close, tell the system that we processed the
 856             // message - otherwise it would close us
 857             processed = !Close();
 858             break;
 859
 860         case WM_COMMAND:
 861             {
 862                 WORD id, cmd;
 863                 WXHWND hwnd;
 864                 UnpackCommand((WXWPARAM)wParam, (WXLPARAM)lParam,
 865                               &id, &hwnd, &cmd);
 866
 867                 processed = HandleCommand(id, cmd, (WXHWND)hwnd);
 868             }
 869             break;
 870
 871         case WM_MENUSELECT:
 872             {
 873                 WXWORD item, flags;
 874                 WXHMENU hmenu;
 875                 UnpackMenuSelect(wParam, lParam, &item, &flags, &hmenu);
 876
 877                 processed = HandleMenuSelect(item, flags, hmenu);
 878             }
 879             break;
 880
 881         case WM_PAINT:
 882             processed = HandlePaint();
 883             break;
 884
 885         case WM_QUERYDRAGICON:
 886             {
 887                 HICON hIcon = m_icon.Ok() ? GetHiconOf(m_icon)
 888                                           : (HICON)(m_defaultIcon);
 889                 rc = (long)hIcon;
 890                 processed = rc != 0;
 891             }
 892             break;
 893
 894         case WM_SIZE:
 895             processed = HandleSize(LOWORD(lParam), HIWORD(lParam), wParam);
 896             break;
 897     }
 898
 899     if ( !processed )
 900         rc = wxWindow::MSWWindowProc(message, wParam, lParam);
 901
 902     return rc;
 903 }
 904