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
   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/frame.h"
  33     #include "wx/app.h"
  34     #include "wx/menu.h"
  35     #include "wx/utils.h"
  36     #include "wx/dialog.h"
  37     #include "wx/settings.h"
  38     #include "wx/dcclient.h"
  39     #include "wx/mdi.h"
  40     #include "wx/panel.h"
  41 #endif // WX_PRECOMP
  42
  43 #include "wx/msw/private.h"
  44
  45 #if wxUSE_STATUSBAR
  46     #include "wx/statusbr.h"
  47     #include "wx/generic/statusbr.h"
  48 #endif // wxUSE_STATUSBAR
  49
  50 #if wxUSE_TOOLBAR
  51     #include "wx/toolbar.h"
  52 #endif // wxUSE_TOOLBAR
  53
  54 #include "wx/menuitem.h"
  55 #include "wx/log.h"
  56
  57 #ifdef __WXUNIVERSAL__
  58     #include "wx/univ/theme.h"
  59     #include "wx/univ/colschem.h"
  60 #endif // __WXUNIVERSAL__
  61
  62 // ----------------------------------------------------------------------------
  63 // globals
  64 // ----------------------------------------------------------------------------
  65
  66 #if wxUSE_MENUS_NATIVE
  67     extern wxMenu *wxCurrentPopupMenu;
  68 #endif // wxUSE_MENUS_NATIVE
  69
  70 // ----------------------------------------------------------------------------
  71 // event tables
  72 // ----------------------------------------------------------------------------
  73
  74 BEGIN_EVENT_TABLE(wxFrame, wxFrameBase)
  75     EVT_SYS_COLOUR_CHANGED(wxFrame::OnSysColourChanged)
  76 END_EVENT_TABLE()
  77
  78 IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxTopLevelWindow)
  79
  80 // ============================================================================
  81 // implementation
  82 // ============================================================================
  83
  84 // ----------------------------------------------------------------------------
  85 // static class members
  86 // ----------------------------------------------------------------------------
  87
  88 #if wxUSE_STATUSBAR
  89     #if wxUSE_NATIVE_STATUSBAR
  90         bool wxFrame::m_useNativeStatusBar = TRUE;
  91     #else
  92         bool wxFrame::m_useNativeStatusBar = FALSE;
  93     #endif
  94 #endif // wxUSE_NATIVE_STATUSBAR
  95
  96 // ----------------------------------------------------------------------------
  97 // creation/destruction
  98 // ----------------------------------------------------------------------------
  99
 100 void wxFrame::Init()
 101 {
 102 #if wxUSE_TOOLTIPS
 103     m_hwndToolTip = 0;
 104 #endif
 105
 106     // Data to save/restore when calling ShowFullScreen
 107     m_fsStatusBarFields = 0;
 108     m_fsStatusBarHeight = 0;
 109     m_fsToolBarHeight = 0;
 110
 111     m_wasMinimized = FALSE;
 112 }
 113
 114 bool wxFrame::Create(wxWindow *parent,
 115                      wxWindowID id,
 116                      const wxString& title,
 117                      const wxPoint& pos,
 118                      const wxSize& size,
 119                      long style,
 120                      const wxString& name)
 121 {
 122     if ( !wxTopLevelWindow::Create(parent, id, title, pos, size, style, name) )
 123         return FALSE;
 124
 125     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 126
 127     wxModelessWindows.Append(this);
 128
 129     return TRUE;
 130 }
 131
 132 wxFrame::~wxFrame()
 133 {
 134     m_isBeingDeleted = TRUE;
 135
 136     DeleteAllBars();
 137 }
 138
 139 // ----------------------------------------------------------------------------
 140 // wxFrame client size calculations
 141 // ----------------------------------------------------------------------------
 142
 143 void wxFrame::DoSetClientSize(int width, int height)
 144 {
 145     // leave enough space for the status bar if we have (and show) it
 146 #if wxUSE_STATUSBAR
 147     wxStatusBar *statbar = GetStatusBar();
 148     if ( statbar && statbar->IsShown() )
 149     {
 150         height += statbar->GetSize().y;
 151     }
 152 #endif // wxUSE_STATUSBAR
 153
 154     // call GetClientAreaOrigin() to take the toolbar into account
 155     wxPoint pt = GetClientAreaOrigin();
 156     width += pt.x;
 157     height += pt.y;
 158
 159     wxTopLevelWindow::DoSetClientSize(width, height);
 160 }
 161
 162 // Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
 163 void wxFrame::DoGetClientSize(int *x, int *y) const
 164 {
 165     wxTopLevelWindow::DoGetClientSize(x, y);
 166
 167     // account for the possible toolbar
 168     wxPoint pt = GetClientAreaOrigin();
 169     if ( x )
 170         *x -= pt.x;
 171
 172     if ( y )
 173         *y -= pt.y;
 174
 175 #if wxUSE_STATUSBAR
 176     // adjust client area height to take the status bar into account
 177     if ( y )
 178     {
 179         wxStatusBar *statbar = GetStatusBar();
 180         if ( statbar && statbar->IsShown() )
 181         {
 182             *y -= statbar->GetClientSize().y;
 183         }
 184     }
 185 #endif // wxUSE_STATUSBAR
 186 }
 187
 188 // ----------------------------------------------------------------------------
 189 // wxFrame: various geometry-related functions
 190 // ----------------------------------------------------------------------------
 191
 192 void wxFrame::Raise()
 193 {
 194     ::SetForegroundWindow(GetHwnd());
 195 }
 196
 197 // generate an artificial resize event
 198 void wxFrame::SendSizeEvent()
 199 {
 200     if ( !m_iconized )
 201     {
 202         RECT r = wxGetWindowRect(GetHwnd());
 203
 204         (void)::PostMessage(GetHwnd(), WM_SIZE,
 205                             IsMaximized() ? SIZE_MAXIMIZED : SIZE_RESTORED,
 206                             MAKELPARAM(r.right - r.left, r.bottom - r.top));
 207     }
 208 }
 209
 210 #if wxUSE_STATUSBAR
 211 wxStatusBar *wxFrame::OnCreateStatusBar(int number,
 212                                         long style,
 213                                         wxWindowID id,
 214                                         const wxString& name)
 215 {
 216     wxStatusBar *statusBar = NULL;
 217
 218 #if wxUSE_NATIVE_STATUSBAR
 219     if ( !UsesNativeStatusBar() )
 220     {
 221         statusBar = (wxStatusBar *)new wxStatusBarGeneric(this, id, style);
 222     }
 223     else
 224 #endif
 225     {
 226         statusBar = new wxStatusBar(this, id, style, name);
 227     }
 228
 229     statusBar->SetFieldsCount(number);
 230
 231     return statusBar;
 232 }
 233
 234 void wxFrame::PositionStatusBar()
 235 {
 236     if ( !m_frameStatusBar || !m_frameStatusBar->IsShown() )
 237         return;
 238
 239     int w, h;
 240     GetClientSize(&w, &h);
 241     int sw, sh;
 242     m_frameStatusBar->GetSize(&sw, &sh);
 243
 244     // Since we wish the status bar to be directly under the client area,
 245     // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 246     m_frameStatusBar->SetSize(0, h, w, sh);
 247 }
 248 #endif // wxUSE_STATUSBAR
 249
 250 #if wxUSE_MENUS_NATIVE
 251
 252 void wxFrame::AttachMenuBar(wxMenuBar *menubar)
 253 {
 254     wxFrameBase::AttachMenuBar(menubar);
 255
 256     if ( !menubar )
 257     {
 258         // actually remove the menu from the frame
 259         m_hMenu = (WXHMENU)0;
 260         InternalSetMenuBar();
 261     }
 262     else // set new non NULL menu bar
 263     {
 264         // Can set a menubar several times.
 265         if ( menubar->GetHMenu() )
 266         {
 267             m_hMenu = menubar->GetHMenu();
 268         }
 269         else // no HMENU yet
 270         {
 271             m_hMenu = menubar->Create();
 272
 273             if ( !m_hMenu )
 274             {
 275                 wxFAIL_MSG( _T("failed to create menu bar") );
 276                 return;
 277             }
 278         }
 279
 280         InternalSetMenuBar();
 281     }
 282 }
 283
 284 void wxFrame::InternalSetMenuBar()
 285 {
 286 #ifndef __WXMICROWIN__
 287     if ( !::SetMenu(GetHwnd(), (HMENU)m_hMenu) )
 288     {
 289         wxLogLastError(wxT("SetMenu"));
 290     }
 291 #endif
 292 }
 293
 294 #endif // wxUSE_MENUS_NATIVE
 295
 296 // Responds to colour changes, and passes event on to children.
 297 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 298 {
 299     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 300     Refresh();
 301
 302 #if wxUSE_STATUSBAR
 303     if ( m_frameStatusBar )
 304     {
 305         wxSysColourChangedEvent event2;
 306         event2.SetEventObject( m_frameStatusBar );
 307         m_frameStatusBar->GetEventHandler()->ProcessEvent(event2);
 308     }
 309 #endif // wxUSE_STATUSBAR
 310
 311     // Propagate the event to the non-top-level children
 312     wxWindow::OnSysColourChanged(event);
 313 }
 314
 315 // Pass TRUE to show full screen, FALSE to restore.
 316 bool wxFrame::ShowFullScreen(bool show, long style)
 317 {
 318     if ( IsFullScreen() == show )
 319         return FALSE;
 320
 321     if (show)
 322     {
 323 #if wxUSE_TOOLBAR
 324         wxToolBar *theToolBar = GetToolBar();
 325         if (theToolBar)
 326             theToolBar->GetSize(NULL, &m_fsToolBarHeight);
 327
 328         // zap the toolbar, menubar, and statusbar
 329
 330         if ((style & wxFULLSCREEN_NOTOOLBAR) && theToolBar)
 331         {
 332             theToolBar->SetSize(-1,0);
 333             theToolBar->Show(FALSE);
 334         }
 335 #endif // wxUSE_TOOLBAR
 336
 337 #ifndef __WXMICROWIN__
 338         if (style & wxFULLSCREEN_NOMENUBAR)
 339             SetMenu((HWND)GetHWND(), (HMENU) NULL);
 340 #endif
 341
 342 #if wxUSE_STATUSBAR
 343         wxStatusBar *theStatusBar = GetStatusBar();
 344         if (theStatusBar)
 345             theStatusBar->GetSize(NULL, &m_fsStatusBarHeight);
 346
 347         // Save the number of fields in the statusbar
 348         if ((style & wxFULLSCREEN_NOSTATUSBAR) && theStatusBar)
 349         {
 350             //m_fsStatusBarFields = theStatusBar->GetFieldsCount();
 351             //SetStatusBar((wxStatusBar*) NULL);
 352             //delete theStatusBar;
 353             theStatusBar->Show(FALSE);
 354         }
 355         else
 356             m_fsStatusBarFields = 0;
 357 #endif // wxUSE_STATUSBAR
 358     }
 359     else
 360     {
 361 #if wxUSE_TOOLBAR
 362         wxToolBar *theToolBar = GetToolBar();
 363
 364         // restore the toolbar, menubar, and statusbar
 365         if (theToolBar && (m_fsStyle & wxFULLSCREEN_NOTOOLBAR))
 366         {
 367             theToolBar->SetSize(-1, m_fsToolBarHeight);
 368             theToolBar->Show(TRUE);
 369         }
 370 #endif // wxUSE_TOOLBAR
 371
 372 #if wxUSE_STATUSBAR
 373         if ( m_fsStyle & wxFULLSCREEN_NOSTATUSBAR )
 374         {
 375             //CreateStatusBar(m_fsStatusBarFields);
 376             if (GetStatusBar())
 377             {
 378                 GetStatusBar()->Show(TRUE);
 379                 PositionStatusBar();
 380             }
 381         }
 382 #endif // wxUSE_STATUSBAR
 383
 384 #ifndef __WXMICROWIN__
 385         if ((m_fsStyle & wxFULLSCREEN_NOMENUBAR) && (m_hMenu != 0))
 386             SetMenu((HWND)GetHWND(), (HMENU)m_hMenu);
 387 #endif
 388     }
 389
 390     return wxFrameBase::ShowFullScreen(show, style);
 391 }
 392
 393 // ----------------------------------------------------------------------------
 394 // tool/status bar stuff
 395 // ----------------------------------------------------------------------------
 396
 397 #if wxUSE_TOOLBAR
 398
 399 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 400 {
 401     if ( wxFrameBase::CreateToolBar(style, id, name) )
 402     {
 403         PositionToolBar();
 404     }
 405
 406     return m_frameToolBar;
 407 }
 408
 409 void wxFrame::PositionToolBar()
 410 {
 411     wxToolBar *toolbar = GetToolBar();
 412     if ( toolbar && toolbar->IsShown() )
 413     {
 414         // don't call our (or even wxTopLevelWindow) version because we want
 415         // the real (full) client area size, not excluding the tool/status bar
 416         int width, height;
 417         wxWindow::DoGetClientSize(&width, &height);
 418
 419 #if wxUSE_STATUSBAR
 420         wxStatusBar *statbar = GetStatusBar();
 421         if ( statbar && statbar->IsShown() )
 422         {
 423             height -= statbar->GetClientSize().y;
 424         }
 425 #endif // wxUSE_STATUSBAR
 426
 427         int tw, th;
 428         toolbar->GetSize(&tw, &th);
 429
 430         if ( toolbar->GetWindowStyleFlag() & wxTB_VERTICAL )
 431         {
 432             th = height;
 433         }
 434         else
 435         {
 436             tw = width;
 437             if ( toolbar->GetWindowStyleFlag() & wxTB_FLAT )
 438                 th -= 3;
 439         }
 440
 441         // use the 'real' MSW position here, don't offset relativly to the
 442         // client area origin
 443         toolbar->SetSize(0, 0, tw, th, wxSIZE_NO_ADJUSTMENTS);
 444     }
 445 }
 446
 447 #endif // wxUSE_TOOLBAR
 448
 449 // ----------------------------------------------------------------------------
 450 // frame state (iconized/maximized/...)
 451 // ----------------------------------------------------------------------------
 452
 453 // propagate our state change to all child frames: this allows us to emulate X
 454 // Windows behaviour where child frames float independently of the parent one
 455 // on the desktop, but are iconized/restored with it
 456 void wxFrame::IconizeChildFrames(bool bIconize)
 457 {
 458     for ( wxWindowList::Node *node = GetChildren().GetFirst();
 459           node;
 460           node = node->GetNext() )
 461     {
 462         wxWindow *win = node->GetData();
 463
 464         // iconizing the frames with this style under Win95 shell puts them at
 465         // the bottom of the screen (as the MDI children) instead of making
 466         // them appear in the taskbar because they are, by virtue of this
 467         // style, not managed by the taskbar - instead leave Windows take care
 468         // of them
 469 #ifdef __WIN95__
 470         if ( win->GetWindowStyle() & wxFRAME_TOOL_WINDOW )
 471             continue;
 472 #endif // Win95
 473
 474         // the child MDI frames are a special case and should not be touched by
 475         // the parent frame - instead, they are managed by the user
 476         wxFrame *frame = wxDynamicCast(win, wxFrame);
 477         if ( frame
 478 #if wxUSE_MDI_ARCHITECTURE
 479                 && !wxDynamicCast(frame, wxMDIChildFrame)
 480 #endif // wxUSE_MDI_ARCHITECTURE
 481            )
 482         {
 483             // we don't want to restore the child frames which had been
 484             // iconized even before we were iconized, so save the child frame
 485             // status when iconizing the parent frame and check it when
 486             // restoring it
 487             if ( bIconize )
 488             {
 489                 // note that we shouldn't touch the hidden frames neither
 490                 // because iconizing/restoring them would show them as a side
 491                 // effect
 492                 frame->m_wasMinimized = frame->IsIconized() || !frame->IsShown();
 493             }
 494
 495             // this test works for both iconizing and restoring
 496             if ( !frame->m_wasMinimized )
 497                 frame->Iconize(bIconize);
 498         }
 499     }
 500 }
 501
 502 WXHICON wxFrame::GetDefaultIcon() const
 503 {
 504     // we don't have any standard icons (any more)
 505     return (WXHICON)0;
 506 }
 507
 508 // ===========================================================================
 509 // message processing
 510 // ===========================================================================
 511
 512 // ---------------------------------------------------------------------------
 513 // preprocessing
 514 // ---------------------------------------------------------------------------
 515
 516 bool wxFrame::MSWTranslateMessage(WXMSG* pMsg)
 517 {
 518     if ( wxWindow::MSWTranslateMessage(pMsg) )
 519         return TRUE;
 520
 521 #if wxUSE_MENUS && wxUSE_ACCEL && !defined(__WXUNIVERSAL__)
 522     // try the menu bar accels
 523     wxMenuBar *menuBar = GetMenuBar();
 524     if ( !menuBar )
 525         return FALSE;
 526
 527     const wxAcceleratorTable& acceleratorTable = menuBar->GetAccelTable();
 528     return acceleratorTable.Translate(this, pMsg);
 529 #else
 530     return FALSE;
 531 #endif // wxUSE_MENUS && wxUSE_ACCEL
 532 }
 533
 534 // ---------------------------------------------------------------------------
 535 // our private (non virtual) message handlers
 536 // ---------------------------------------------------------------------------
 537
 538 bool wxFrame::HandlePaint()
 539 {
 540     RECT rect;
 541     if ( GetUpdateRect(GetHwnd(), &rect, FALSE) )
 542     {
 543 #ifndef __WXMICROWIN__
 544         if ( m_iconized )
 545         {
 546             const wxIcon& icon = GetIcon();
 547             HICON hIcon = icon.Ok() ? GetHiconOf(icon)
 548                                     : (HICON)GetDefaultIcon();
 549
 550             // Hold a pointer to the dc so long as the OnPaint() message
 551             // is being processed
 552             PAINTSTRUCT ps;
 553             HDC hdc = ::BeginPaint(GetHwnd(), &ps);
 554
 555             // Erase background before painting or we get white background
 556             MSWDefWindowProc(WM_ICONERASEBKGND, (WORD)(LONG)ps.hdc, 0L);
 557
 558             if ( hIcon )
 559             {
 560                 RECT rect;
 561                 ::GetClientRect(GetHwnd(), &rect);
 562
 563                 // FIXME: why hardcoded?
 564                 static const int icon_width = 32;
 565                 static const int icon_height = 32;
 566
 567                 int icon_x = (int)((rect.right - icon_width)/2);
 568                 int icon_y = (int)((rect.bottom - icon_height)/2);
 569
 570                 ::DrawIcon(hdc, icon_x, icon_y, hIcon);
 571             }
 572
 573             ::EndPaint(GetHwnd(), &ps);
 574
 575             return TRUE;
 576         }
 577         else
 578  #endif
 579         {
 580             return wxWindow::HandlePaint();
 581         }
 582     }
 583     else
 584     {
 585         // nothing to paint - processed
 586         return TRUE;
 587     }
 588 }
 589
 590 bool wxFrame::HandleSize(int x, int y, WXUINT id)
 591 {
 592     bool processed = FALSE;
 593 #ifndef __WXMICROWIN__
 594
 595     switch ( id )
 596     {
 597         case SIZENORMAL:
 598             // only do it it if we were iconized before, otherwise resizing the
 599             // parent frame has a curious side effect of bringing it under it's
 600             // children
 601             if ( !m_iconized )
 602                 break;
 603
 604             // restore all child frames too
 605             IconizeChildFrames(FALSE);
 606
 607             (void)SendIconizeEvent(FALSE);
 608
 609             // fall through
 610
 611         case SIZEFULLSCREEN:
 612             m_iconized = FALSE;
 613             break;
 614
 615         case SIZEICONIC:
 616             // iconize all child frames too
 617             IconizeChildFrames(TRUE);
 618
 619             (void)SendIconizeEvent();
 620
 621             m_iconized = TRUE;
 622             break;
 623     }
 624 #endif
 625
 626     if ( !m_iconized )
 627     {
 628 #if wxUSE_STATUSBAR
 629         PositionStatusBar();
 630 #endif // wxUSE_STATUSBAR
 631
 632 #if wxUSE_TOOLBAR
 633         PositionToolBar();
 634 #endif // wxUSE_TOOLBAR
 635
 636         processed = wxWindow::HandleSize(x, y, id);
 637     }
 638
 639     return processed;
 640 }
 641
 642 bool wxFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND control)
 643 {
 644     if ( control )
 645     {
 646         // In case it's e.g. a toolbar.
 647         wxWindow *win = wxFindWinFromHandle(control);
 648         if ( win )
 649             return win->MSWCommand(cmd, id);
 650     }
 651
 652     // handle here commands from menus and accelerators
 653     if ( cmd == 0 || cmd == 1 )
 654     {
 655 #if wxUSE_MENUS_NATIVE
 656         if ( wxCurrentPopupMenu )
 657         {
 658             wxMenu *popupMenu = wxCurrentPopupMenu;
 659             wxCurrentPopupMenu = NULL;
 660
 661             return popupMenu->MSWCommand(cmd, id);
 662         }
 663 #endif // wxUSE_MENUS_NATIVE
 664
 665         if ( ProcessCommand(id) )
 666         {
 667             return TRUE;
 668         }
 669     }
 670
 671     return FALSE;
 672 }
 673
 674 bool wxFrame::HandleMenuSelect(WXWORD nItem, WXWORD flags, WXHMENU hMenu)
 675 {
 676     int item;
 677     if ( flags == 0xFFFF && hMenu == 0 )
 678     {
 679         // menu was removed from screen
 680         item = -1;
 681     }
 682 #ifndef __WXMICROWIN__
 683     else if ( !(flags & MF_POPUP) && !(flags & MF_SEPARATOR) )
 684     {
 685         item = nItem;
 686     }
 687 #endif
 688     else
 689     {
 690         // don't give hints for separators (doesn't make sense) nor for the
 691         // items opening popup menus (they don't have them anyhow) but do clear
 692         // the status line - otherwise, we would be left with the help message
 693         // for the previous item which doesn't apply any more
 694         DoGiveHelp(wxEmptyString, FALSE);
 695
 696         return FALSE;
 697     }
 698
 699     wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, item);
 700     event.SetEventObject(this);
 701
 702     return GetEventHandler()->ProcessEvent(event);
 703 }
 704
 705 bool wxFrame::HandleMenuLoop(const wxEventType& evtType, WXWORD isPopup)
 706 {
 707     // we don't have the menu id here, so we use the id to specify if the event
 708     // was from a popup menu or a normal one
 709     wxMenuEvent event(evtType, isPopup ? -1 : 0);
 710     event.SetEventObject(this);
 711
 712     return GetEventHandler()->ProcessEvent(event);
 713 }
 714
 715 // ---------------------------------------------------------------------------
 716 // the window proc for wxFrame
 717 // ---------------------------------------------------------------------------
 718
 719 long wxFrame::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
 720 {
 721     long rc = 0;
 722     bool processed = FALSE;
 723
 724     switch ( message )
 725     {
 726         case WM_CLOSE:
 727             // if we can't close, tell the system that we processed the
 728             // message - otherwise it would close us
 729             processed = !Close();
 730             break;
 731
 732         case WM_SIZE:
 733             processed = HandleSize(LOWORD(lParam), HIWORD(lParam), wParam);
 734             break;
 735
 736         case WM_COMMAND:
 737             {
 738                 WORD id, cmd;
 739                 WXHWND hwnd;
 740                 UnpackCommand((WXWPARAM)wParam, (WXLPARAM)lParam,
 741                               &id, &hwnd, &cmd);
 742
 743                 processed = HandleCommand(id, cmd, (WXHWND)hwnd);
 744             }
 745             break;
 746
 747         case WM_PAINT:
 748             processed = HandlePaint();
 749             break;
 750
 751 #ifndef __WXMICROWIN__
 752         case WM_MENUSELECT:
 753             {
 754                 WXWORD item, flags;
 755                 WXHMENU hmenu;
 756                 UnpackMenuSelect(wParam, lParam, &item, &flags, &hmenu);
 757
 758                 processed = HandleMenuSelect(item, flags, hmenu);
 759             }
 760             break;
 761
 762         case WM_INITMENU:
 763             processed = HandleInitMenu();
 764             break;
 765
 766         case WM_EXITMENULOOP:
 767             processed = HandleMenuLoop(wxEVT_MENU_CLOSE, wParam);
 768             break;
 769
 770         case WM_QUERYDRAGICON:
 771             {
 772                 const wxIcon& icon = GetIcon();
 773                 HICON hIcon = icon.Ok() ? GetHiconOf(icon)
 774                                         : (HICON)GetDefaultIcon();
 775                 rc = (long)hIcon;
 776                 processed = rc != 0;
 777             }
 778             break;
 779 #endif // !__WXMICROWIN__
 780     }
 781
 782     if ( !processed )
 783         rc = wxFrameBase::MSWWindowProc(message, wParam, lParam);
 784
 785     return rc;
 786 }
 787
 788 // handle WM_INITMENU message
 789 bool wxFrame::HandleInitMenu()
 790 {
 791     wxMenuEvent event(wxEVT_MENU_OPEN, 0);
 792     event.SetEventObject(this);
 793
 794     return GetEventHandler()->ProcessEvent(event);
 795 }
 796
 797