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 #ifdef __WXWINCE__
  46 #include <commctrl.h>
  47 #endif
  48
  49 #if wxUSE_STATUSBAR
  50     #include "wx/statusbr.h"
  51     #include "wx/generic/statusbr.h"
  52 #endif // wxUSE_STATUSBAR
  53
  54 #if wxUSE_TOOLBAR
  55     #include "wx/toolbar.h"
  56 #endif // wxUSE_TOOLBAR
  57
  58 #include "wx/menuitem.h"
  59 #include "wx/log.h"
  60
  61 #ifdef __WXUNIVERSAL__
  62     #include "wx/univ/theme.h"
  63     #include "wx/univ/colschem.h"
  64 #endif // __WXUNIVERSAL__
  65
  66 // ----------------------------------------------------------------------------
  67 // globals
  68 // ----------------------------------------------------------------------------
  69
  70 #if wxUSE_MENUS_NATIVE
  71     extern wxMenu *wxCurrentPopupMenu;
  72 #endif // wxUSE_MENUS_NATIVE
  73
  74 // ----------------------------------------------------------------------------
  75 // event tables
  76 // ----------------------------------------------------------------------------
  77
  78 BEGIN_EVENT_TABLE(wxFrame, wxFrameBase)
  79     EVT_SYS_COLOUR_CHANGED(wxFrame::OnSysColourChanged)
  80 END_EVENT_TABLE()
  81
  82 IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxTopLevelWindow)
  83
  84 // ============================================================================
  85 // implementation
  86 // ============================================================================
  87
  88 // ----------------------------------------------------------------------------
  89 // static class members
  90 // ----------------------------------------------------------------------------
  91
  92 #if wxUSE_STATUSBAR
  93     #if wxUSE_NATIVE_STATUSBAR
  94         bool wxFrame::m_useNativeStatusBar = TRUE;
  95     #else
  96         bool wxFrame::m_useNativeStatusBar = FALSE;
  97     #endif
  98 #endif // wxUSE_NATIVE_STATUSBAR
  99
 100 // ----------------------------------------------------------------------------
 101 // creation/destruction
 102 // ----------------------------------------------------------------------------
 103
 104 void wxFrame::Init()
 105 {
 106 #if wxUSE_TOOLTIPS
 107     m_hwndToolTip = 0;
 108 #endif
 109 #ifdef __WXWINCE__
 110     m_commandBar = 0;
 111 #endif
 112
 113     // Data to save/restore when calling ShowFullScreen
 114     m_fsStatusBarFields = 0;
 115     m_fsStatusBarHeight = 0;
 116     m_fsToolBarHeight = 0;
 117
 118     m_wasMinimized = FALSE;
 119 }
 120
 121 bool wxFrame::Create(wxWindow *parent,
 122                      wxWindowID id,
 123                      const wxString& title,
 124                      const wxPoint& pos,
 125                      const wxSize& size,
 126                      long style,
 127                      const wxString& name)
 128 {
 129     if ( !wxTopLevelWindow::Create(parent, id, title, pos, size, style, name) )
 130         return FALSE;
 131
 132     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 133
 134     wxModelessWindows.Append(this);
 135
 136     return TRUE;
 137 }
 138
 139 wxFrame::~wxFrame()
 140 {
 141     m_isBeingDeleted = TRUE;
 142     DeleteAllBars();
 143 #ifdef __WXWINCE__
 144     if (m_commandBar)
 145     {
 146         ::DestroyWindow((HWND) m_commandBar);
 147         m_commandBar = NULL;
 148     }
 149 #endif
 150
 151 }
 152
 153 // ----------------------------------------------------------------------------
 154 // wxFrame client size calculations
 155 // ----------------------------------------------------------------------------
 156
 157 void wxFrame::DoSetClientSize(int width, int height)
 158 {
 159     // leave enough space for the status bar if we have (and show) it
 160 #if wxUSE_STATUSBAR
 161     wxStatusBar *statbar = GetStatusBar();
 162     if ( statbar && statbar->IsShown() )
 163     {
 164         height += statbar->GetSize().y;
 165     }
 166 #endif // wxUSE_STATUSBAR
 167
 168     // call GetClientAreaOrigin() to take the toolbar into account
 169     wxPoint pt = GetClientAreaOrigin();
 170     width += pt.x;
 171     height += pt.y;
 172
 173     wxTopLevelWindow::DoSetClientSize(width, height);
 174 }
 175
 176 // Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
 177 void wxFrame::DoGetClientSize(int *x, int *y) const
 178 {
 179     wxTopLevelWindow::DoGetClientSize(x, y);
 180
 181     // account for the possible toolbar
 182     wxPoint pt = GetClientAreaOrigin();
 183     if ( x )
 184         *x -= pt.x;
 185
 186     if ( y )
 187         *y -= pt.y;
 188
 189 #if wxUSE_STATUSBAR
 190     // adjust client area height to take the status bar into account
 191     if ( y )
 192     {
 193         wxStatusBar *statbar = GetStatusBar();
 194         if ( statbar && statbar->IsShown() )
 195         {
 196             *y -= statbar->GetClientSize().y;
 197         }
 198     }
 199 #endif // wxUSE_STATUSBAR
 200 }
 201
 202 // ----------------------------------------------------------------------------
 203 // wxFrame: various geometry-related functions
 204 // ----------------------------------------------------------------------------
 205
 206 void wxFrame::Raise()
 207 {
 208     ::SetForegroundWindow(GetHwnd());
 209 }
 210
 211 // generate an artificial resize event
 212 void wxFrame::SendSizeEvent()
 213 {
 214     if ( !m_iconized )
 215     {
 216         RECT r = wxGetWindowRect(GetHwnd());
 217
 218         (void)::PostMessage(GetHwnd(), WM_SIZE,
 219                             IsMaximized() ? SIZE_MAXIMIZED : SIZE_RESTORED,
 220                             MAKELPARAM(r.right - r.left, r.bottom - r.top));
 221     }
 222 }
 223
 224 #if wxUSE_STATUSBAR
 225 wxStatusBar *wxFrame::OnCreateStatusBar(int number,
 226                                         long style,
 227                                         wxWindowID id,
 228                                         const wxString& name)
 229 {
 230     wxStatusBar *statusBar = NULL;
 231
 232 #if wxUSE_NATIVE_STATUSBAR
 233     if ( !UsesNativeStatusBar() )
 234     {
 235         statusBar = (wxStatusBar *)new wxStatusBarGeneric(this, id, style);
 236     }
 237     else
 238 #endif
 239     {
 240         statusBar = new wxStatusBar(this, id, style, name);
 241     }
 242
 243     statusBar->SetFieldsCount(number);
 244
 245     return statusBar;
 246 }
 247
 248 void wxFrame::PositionStatusBar()
 249 {
 250     if ( !m_frameStatusBar || !m_frameStatusBar->IsShown() )
 251         return;
 252
 253     int w, h;
 254     GetClientSize(&w, &h);
 255     int sw, sh;
 256     m_frameStatusBar->GetSize(&sw, &sh);
 257
 258     // Since we wish the status bar to be directly under the client area,
 259     // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 260     m_frameStatusBar->SetSize(0, h, w, sh);
 261 }
 262 #endif // wxUSE_STATUSBAR
 263
 264 #if wxUSE_MENUS_NATIVE
 265
 266 void wxFrame::AttachMenuBar(wxMenuBar *menubar)
 267 {
 268     wxFrameBase::AttachMenuBar(menubar);
 269
 270     if ( !menubar )
 271     {
 272         // actually remove the menu from the frame
 273         m_hMenu = (WXHMENU)0;
 274         InternalSetMenuBar();
 275     }
 276     else // set new non NULL menu bar
 277     {
 278         // Can set a menubar several times.
 279         if ( menubar->GetHMenu() )
 280         {
 281             m_hMenu = menubar->GetHMenu();
 282         }
 283         else // no HMENU yet
 284         {
 285             m_hMenu = menubar->Create();
 286
 287             if ( !m_hMenu )
 288             {
 289                 wxFAIL_MSG( _T("failed to create menu bar") );
 290                 return;
 291             }
 292         }
 293
 294         InternalSetMenuBar();
 295     }
 296 }
 297
 298 void wxFrame::InternalSetMenuBar()
 299 {
 300 #ifdef __WXMICROWIN__
 301     // Nothing
 302 #elif defined(__WXWINCE__)
 303     if (!m_commandBar)
 304     {
 305         // TODO: eventually have a wxCommandBar class
 306         m_commandBar = (WXHWND) CommandBar_Create(wxGetInstance(), GetHwnd(), NewControlId());
 307         if (!m_commandBar)
 308         {
 309             wxFAIL_MSG( _T("failed to create commandbar") );
 310             return;
 311         }
 312     }
 313     if (m_commandBar)
 314     {
 315         if (!CommandBar_InsertMenubarEx((HWND) m_commandBar, NULL,
 316             (LPTSTR) (HMENU) m_hMenu, 0))
 317         {
 318             wxFAIL_MSG( _T("failed to set menubar") );
 319             return;
 320         }
 321         CommandBar_DrawMenuBar((HWND) m_commandBar, 0);
 322     }
 323 #else
 324     if ( !::SetMenu(GetHwnd(), (HMENU)m_hMenu) )
 325     {
 326         wxLogLastError(wxT("SetMenu"));
 327     }
 328 #endif
 329 }
 330
 331 #endif // wxUSE_MENUS_NATIVE
 332
 333 // Responds to colour changes, and passes event on to children.
 334 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 335 {
 336     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 337     Refresh();
 338
 339 #if wxUSE_STATUSBAR
 340     if ( m_frameStatusBar )
 341     {
 342         wxSysColourChangedEvent event2;
 343         event2.SetEventObject( m_frameStatusBar );
 344         m_frameStatusBar->GetEventHandler()->ProcessEvent(event2);
 345     }
 346 #endif // wxUSE_STATUSBAR
 347
 348     // Propagate the event to the non-top-level children
 349     wxWindow::OnSysColourChanged(event);
 350 }
 351
 352 // Pass TRUE to show full screen, FALSE to restore.
 353 bool wxFrame::ShowFullScreen(bool show, long style)
 354 {
 355     if ( IsFullScreen() == show )
 356         return FALSE;
 357
 358     if (show)
 359     {
 360 #if wxUSE_TOOLBAR
 361 #ifdef __WXWINCE__
 362         // TODO: hide commandbar
 363 #else
 364         wxToolBar *theToolBar = GetToolBar();
 365         if (theToolBar)
 366             theToolBar->GetSize(NULL, &m_fsToolBarHeight);
 367
 368         // zap the toolbar, menubar, and statusbar
 369
 370         if ((style & wxFULLSCREEN_NOTOOLBAR) && theToolBar)
 371         {
 372             theToolBar->SetSize(-1,0);
 373             theToolBar->Show(FALSE);
 374         }
 375 #endif // __WXWINCE__
 376 #endif // wxUSE_TOOLBAR
 377
 378         // TODO: make it work for WinCE
 379 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 380         if (style & wxFULLSCREEN_NOMENUBAR)
 381             SetMenu((HWND)GetHWND(), (HMENU) NULL);
 382 #endif
 383
 384 #if wxUSE_STATUSBAR
 385         wxStatusBar *theStatusBar = GetStatusBar();
 386         if (theStatusBar)
 387             theStatusBar->GetSize(NULL, &m_fsStatusBarHeight);
 388
 389         // Save the number of fields in the statusbar
 390         if ((style & wxFULLSCREEN_NOSTATUSBAR) && theStatusBar)
 391         {
 392             //m_fsStatusBarFields = theStatusBar->GetFieldsCount();
 393             //SetStatusBar((wxStatusBar*) NULL);
 394             //delete theStatusBar;
 395             theStatusBar->Show(FALSE);
 396         }
 397         else
 398             m_fsStatusBarFields = 0;
 399 #endif // wxUSE_STATUSBAR
 400     }
 401     else
 402     {
 403 #if wxUSE_TOOLBAR
 404 #ifdef __WXWINCE__
 405         // TODO: show commandbar
 406 #else
 407         wxToolBar *theToolBar = GetToolBar();
 408
 409         // restore the toolbar, menubar, and statusbar
 410         if (theToolBar && (m_fsStyle & wxFULLSCREEN_NOTOOLBAR))
 411         {
 412             theToolBar->SetSize(-1, m_fsToolBarHeight);
 413             theToolBar->Show(TRUE);
 414         }
 415 #endif // __WXWINCE__
 416 #endif // wxUSE_TOOLBAR
 417
 418 #if wxUSE_STATUSBAR
 419         if ( m_fsStyle & wxFULLSCREEN_NOSTATUSBAR )
 420         {
 421             //CreateStatusBar(m_fsStatusBarFields);
 422             if (GetStatusBar())
 423             {
 424                 GetStatusBar()->Show(TRUE);
 425                 PositionStatusBar();
 426             }
 427         }
 428 #endif // wxUSE_STATUSBAR
 429
 430         // TODO: make it work for WinCE
 431 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 432         if ((m_fsStyle & wxFULLSCREEN_NOMENUBAR) && (m_hMenu != 0))
 433             SetMenu((HWND)GetHWND(), (HMENU)m_hMenu);
 434 #endif
 435     }
 436
 437     return wxFrameBase::ShowFullScreen(show, style);
 438 }
 439
 440 // ----------------------------------------------------------------------------
 441 // tool/status bar stuff
 442 // ----------------------------------------------------------------------------
 443
 444 #if wxUSE_TOOLBAR
 445
 446 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 447 {
 448     if ( wxFrameBase::CreateToolBar(style, id, name) )
 449     {
 450         PositionToolBar();
 451     }
 452
 453     return m_frameToolBar;
 454 }
 455
 456 void wxFrame::PositionToolBar()
 457 {
 458     wxToolBar *toolbar = GetToolBar();
 459     if ( toolbar && toolbar->IsShown() )
 460     {
 461 #ifdef __WXWINCE__
 462         // We want to do something different in WinCE, because
 463         // the toolbar should be associated with the commandbar,
 464         // and not an independent window.
 465         // TODO
 466 #else
 467         // don't call our (or even wxTopLevelWindow) version because we want
 468         // the real (full) client area size, not excluding the tool/status bar
 469         int width, height;
 470         wxWindow::DoGetClientSize(&width, &height);
 471
 472 #if wxUSE_STATUSBAR
 473         wxStatusBar *statbar = GetStatusBar();
 474         if ( statbar && statbar->IsShown() )
 475         {
 476             height -= statbar->GetClientSize().y;
 477         }
 478 #endif // wxUSE_STATUSBAR
 479
 480         int tw, th;
 481         toolbar->GetSize(&tw, &th);
 482
 483         if ( toolbar->GetWindowStyleFlag() & wxTB_VERTICAL )
 484         {
 485             th = height;
 486         }
 487         else
 488         {
 489             tw = width;
 490             if ( toolbar->GetWindowStyleFlag() & wxTB_FLAT )
 491                 th -= 3;
 492         }
 493
 494         // use the 'real' MSW position here, don't offset relativly to the
 495         // client area origin
 496         toolbar->SetSize(0, 0, tw, th, wxSIZE_NO_ADJUSTMENTS);
 497 #endif // __WXWINCE__
 498     }
 499 }
 500
 501 #endif // wxUSE_TOOLBAR
 502
 503 // ----------------------------------------------------------------------------
 504 // frame state (iconized/maximized/...)
 505 // ----------------------------------------------------------------------------
 506
 507 // propagate our state change to all child frames: this allows us to emulate X
 508 // Windows behaviour where child frames float independently of the parent one
 509 // on the desktop, but are iconized/restored with it
 510 void wxFrame::IconizeChildFrames(bool bIconize)
 511 {
 512     for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
 513           node;
 514           node = node->GetNext() )
 515     {
 516         wxWindow *win = node->GetData();
 517
 518         // iconizing the frames with this style under Win95 shell puts them at
 519         // the bottom of the screen (as the MDI children) instead of making
 520         // them appear in the taskbar because they are, by virtue of this
 521         // style, not managed by the taskbar - instead leave Windows take care
 522         // of them
 523 #ifdef __WIN95__
 524         if ( win->GetWindowStyle() & wxFRAME_TOOL_WINDOW )
 525             continue;
 526 #endif // Win95
 527
 528         // the child MDI frames are a special case and should not be touched by
 529         // the parent frame - instead, they are managed by the user
 530         wxFrame *frame = wxDynamicCast(win, wxFrame);
 531         if ( frame
 532 #if wxUSE_MDI_ARCHITECTURE
 533                 && !wxDynamicCast(frame, wxMDIChildFrame)
 534 #endif // wxUSE_MDI_ARCHITECTURE
 535            )
 536         {
 537             // we don't want to restore the child frames which had been
 538             // iconized even before we were iconized, so save the child frame
 539             // status when iconizing the parent frame and check it when
 540             // restoring it
 541             if ( bIconize )
 542             {
 543                 // note that we shouldn't touch the hidden frames neither
 544                 // because iconizing/restoring them would show them as a side
 545                 // effect
 546                 frame->m_wasMinimized = frame->IsIconized() || !frame->IsShown();
 547             }
 548
 549             // this test works for both iconizing and restoring
 550             if ( !frame->m_wasMinimized )
 551                 frame->Iconize(bIconize);
 552         }
 553     }
 554 }
 555
 556 WXHICON wxFrame::GetDefaultIcon() const
 557 {
 558     // we don't have any standard icons (any more)
 559     return (WXHICON)0;
 560 }
 561
 562 // ===========================================================================
 563 // message processing
 564 // ===========================================================================
 565
 566 // ---------------------------------------------------------------------------
 567 // preprocessing
 568 // ---------------------------------------------------------------------------
 569
 570 bool wxFrame::MSWTranslateMessage(WXMSG* pMsg)
 571 {
 572     if ( wxWindow::MSWTranslateMessage(pMsg) )
 573         return TRUE;
 574
 575 #if wxUSE_MENUS && wxUSE_ACCEL && !defined(__WXUNIVERSAL__)
 576     // try the menu bar accels
 577     wxMenuBar *menuBar = GetMenuBar();
 578     if ( !menuBar )
 579         return FALSE;
 580
 581     const wxAcceleratorTable& acceleratorTable = menuBar->GetAccelTable();
 582     return acceleratorTable.Translate(this, pMsg);
 583 #else
 584     return FALSE;
 585 #endif // wxUSE_MENUS && wxUSE_ACCEL
 586 }
 587
 588 // ---------------------------------------------------------------------------
 589 // our private (non virtual) message handlers
 590 // ---------------------------------------------------------------------------
 591
 592 bool wxFrame::HandlePaint()
 593 {
 594     RECT rect;
 595     if ( GetUpdateRect(GetHwnd(), &rect, FALSE) )
 596     {
 597 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 598         if ( m_iconized )
 599         {
 600             const wxIcon& icon = GetIcon();
 601             HICON hIcon = icon.Ok() ? GetHiconOf(icon)
 602                                     : (HICON)GetDefaultIcon();
 603
 604             // Hold a pointer to the dc so long as the OnPaint() message
 605             // is being processed
 606             PAINTSTRUCT ps;
 607             HDC hdc = ::BeginPaint(GetHwnd(), &ps);
 608
 609             // Erase background before painting or we get white background
 610             MSWDefWindowProc(WM_ICONERASEBKGND, (WORD)(LONG)ps.hdc, 0L);
 611
 612             if ( hIcon )
 613             {
 614                 RECT rect;
 615                 ::GetClientRect(GetHwnd(), &rect);
 616
 617                 // FIXME: why hardcoded?
 618                 static const int icon_width = 32;
 619                 static const int icon_height = 32;
 620
 621                 int icon_x = (int)((rect.right - icon_width)/2);
 622                 int icon_y = (int)((rect.bottom - icon_height)/2);
 623
 624                 ::DrawIcon(hdc, icon_x, icon_y, hIcon);
 625             }
 626
 627             ::EndPaint(GetHwnd(), &ps);
 628
 629             return TRUE;
 630         }
 631         else
 632  #endif
 633         {
 634             return wxWindow::HandlePaint();
 635         }
 636     }
 637     else
 638     {
 639         // nothing to paint - processed
 640         return TRUE;
 641     }
 642 }
 643
 644 bool wxFrame::HandleSize(int x, int y, WXUINT id)
 645 {
 646     bool processed = FALSE;
 647 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 648
 649     switch ( id )
 650     {
 651         case SIZENORMAL:
 652             // only do it it if we were iconized before, otherwise resizing the
 653             // parent frame has a curious side effect of bringing it under it's
 654             // children
 655             if ( !m_iconized )
 656                 break;
 657
 658             // restore all child frames too
 659             IconizeChildFrames(FALSE);
 660
 661             (void)SendIconizeEvent(FALSE);
 662
 663             // fall through
 664
 665         case SIZEFULLSCREEN:
 666             m_iconized = FALSE;
 667             break;
 668
 669         case SIZEICONIC:
 670             // iconize all child frames too
 671             IconizeChildFrames(TRUE);
 672
 673             (void)SendIconizeEvent();
 674
 675             m_iconized = TRUE;
 676             break;
 677     }
 678 #endif
 679
 680     if ( !m_iconized )
 681     {
 682 #if wxUSE_STATUSBAR
 683         PositionStatusBar();
 684 #endif // wxUSE_STATUSBAR
 685
 686 #if wxUSE_TOOLBAR
 687         PositionToolBar();
 688 #endif // wxUSE_TOOLBAR
 689
 690         processed = wxWindow::HandleSize(x, y, id);
 691     }
 692
 693     return processed;
 694 }
 695
 696 bool wxFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND control)
 697 {
 698     if ( control )
 699     {
 700         // In case it's e.g. a toolbar.
 701         wxWindow *win = wxFindWinFromHandle(control);
 702         if ( win )
 703             return win->MSWCommand(cmd, id);
 704     }
 705
 706     // handle here commands from menus and accelerators
 707     if ( cmd == 0 || cmd == 1 )
 708     {
 709 #if wxUSE_MENUS_NATIVE
 710         if ( wxCurrentPopupMenu )
 711         {
 712             wxMenu *popupMenu = wxCurrentPopupMenu;
 713             wxCurrentPopupMenu = NULL;
 714
 715             return popupMenu->MSWCommand(cmd, id);
 716         }
 717 #endif // wxUSE_MENUS_NATIVE
 718
 719         if ( ProcessCommand(id) )
 720         {
 721             return TRUE;
 722         }
 723     }
 724
 725     return FALSE;
 726 }
 727
 728 bool wxFrame::HandleMenuSelect(WXWORD nItem, WXWORD flags, WXHMENU hMenu)
 729 {
 730     int item;
 731     if ( flags == 0xFFFF && hMenu == 0 )
 732     {
 733         // menu was removed from screen
 734         item = -1;
 735     }
 736 #ifndef __WXMICROWIN__
 737     else if ( !(flags & MF_POPUP) && !(flags & MF_SEPARATOR) )
 738     {
 739         item = nItem;
 740     }
 741 #endif
 742     else
 743     {
 744         // don't give hints for separators (doesn't make sense) nor for the
 745         // items opening popup menus (they don't have them anyhow) but do clear
 746         // the status line - otherwise, we would be left with the help message
 747         // for the previous item which doesn't apply any more
 748         DoGiveHelp(wxEmptyString, FALSE);
 749
 750         return FALSE;
 751     }
 752
 753     wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, item);
 754     event.SetEventObject(this);
 755
 756     return GetEventHandler()->ProcessEvent(event);
 757 }
 758
 759 bool wxFrame::HandleMenuLoop(const wxEventType& evtType, WXWORD isPopup)
 760 {
 761     // we don't have the menu id here, so we use the id to specify if the event
 762     // was from a popup menu or a normal one
 763     wxMenuEvent event(evtType, isPopup ? -1 : 0);
 764     event.SetEventObject(this);
 765
 766     return GetEventHandler()->ProcessEvent(event);
 767 }
 768
 769 // ---------------------------------------------------------------------------
 770 // the window proc for wxFrame
 771 // ---------------------------------------------------------------------------
 772
 773 long wxFrame::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
 774 {
 775     long rc = 0;
 776     bool processed = FALSE;
 777
 778     switch ( message )
 779     {
 780         case WM_CLOSE:
 781             // if we can't close, tell the system that we processed the
 782             // message - otherwise it would close us
 783             processed = !Close();
 784             break;
 785
 786         case WM_SIZE:
 787             processed = HandleSize(LOWORD(lParam), HIWORD(lParam), wParam);
 788             break;
 789
 790         case WM_COMMAND:
 791             {
 792                 WORD id, cmd;
 793                 WXHWND hwnd;
 794                 UnpackCommand((WXWPARAM)wParam, (WXLPARAM)lParam,
 795                               &id, &hwnd, &cmd);
 796
 797                 processed = HandleCommand(id, cmd, (WXHWND)hwnd);
 798             }
 799             break;
 800
 801         case WM_PAINT:
 802             processed = HandlePaint();
 803             break;
 804
 805 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 806         case WM_MENUSELECT:
 807             {
 808                 WXWORD item, flags;
 809                 WXHMENU hmenu;
 810                 UnpackMenuSelect(wParam, lParam, &item, &flags, &hmenu);
 811
 812                 processed = HandleMenuSelect(item, flags, hmenu);
 813             }
 814             break;
 815
 816         case WM_INITMENU:
 817             processed = HandleInitMenu();
 818             break;
 819
 820         case WM_EXITMENULOOP:
 821             processed = HandleMenuLoop(wxEVT_MENU_CLOSE, wParam);
 822             break;
 823
 824         case WM_QUERYDRAGICON:
 825             {
 826                 const wxIcon& icon = GetIcon();
 827                 HICON hIcon = icon.Ok() ? GetHiconOf(icon)
 828                                         : (HICON)GetDefaultIcon();
 829                 rc = (long)hIcon;
 830                 processed = rc != 0;
 831             }
 832             break;
 833 #endif // !__WXMICROWIN__
 834     }
 835
 836     if ( !processed )
 837         rc = wxFrameBase::MSWWindowProc(message, wParam, lParam);
 838
 839     return rc;
 840 }
 841
 842 // handle WM_INITMENU message
 843 bool wxFrame::HandleInitMenu()
 844 {
 845     wxMenuEvent event(wxEVT_MENU_OPEN, 0);
 846     event.SetEventObject(this);
 847
 848     return GetEventHandler()->ProcessEvent(event);
 849 }
 850
 851