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 #if wxUSE_EXTENDED_RTTI
  83 IMPLEMENT_DYNAMIC_CLASS_XTI(wxFrame, wxTopLevelWindow,"wx/frame.h")
  84
  85 WX_BEGIN_PROPERTIES_TABLE(wxFrame)
  86 WX_END_PROPERTIES_TABLE()
  87
  88 WX_BEGIN_HANDLERS_TABLE(wxFrame)
  89 WX_END_HANDLERS_TABLE()
  90
  91 WX_CONSTRUCTOR_5( wxFrame , wxWindow* , Parent , wxWindowID , Id , wxString , Title , wxPoint , Position , wxSize , Size )
  92
  93 #else
  94 IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxTopLevelWindow)
  95 #endif
  96
  97 // ============================================================================
  98 // implementation
  99 // ============================================================================
 100
 101 // ----------------------------------------------------------------------------
 102 // static class members
 103 // ----------------------------------------------------------------------------
 104
 105 #if wxUSE_STATUSBAR
 106     #if wxUSE_NATIVE_STATUSBAR
 107         bool wxFrame::m_useNativeStatusBar = TRUE;
 108     #else
 109         bool wxFrame::m_useNativeStatusBar = FALSE;
 110     #endif
 111 #endif // wxUSE_NATIVE_STATUSBAR
 112
 113 // ----------------------------------------------------------------------------
 114 // creation/destruction
 115 // ----------------------------------------------------------------------------
 116
 117 void wxFrame::Init()
 118 {
 119 #if wxUSE_TOOLTIPS
 120     m_hwndToolTip = 0;
 121 #endif
 122
 123     // Data to save/restore when calling ShowFullScreen
 124     m_fsStatusBarFields = 0;
 125     m_fsStatusBarHeight = 0;
 126     m_fsToolBarHeight = 0;
 127
 128     m_wasMinimized = FALSE;
 129 }
 130
 131 bool wxFrame::Create(wxWindow *parent,
 132                      wxWindowID id,
 133                      const wxString& title,
 134                      const wxPoint& pos,
 135                      const wxSize& size,
 136                      long style,
 137                      const wxString& name)
 138 {
 139     if ( !wxTopLevelWindow::Create(parent, id, title, pos, size, style, name) )
 140         return FALSE;
 141
 142     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 143
 144     wxModelessWindows.Append(this);
 145
 146     return TRUE;
 147 }
 148
 149 wxFrame::~wxFrame()
 150 {
 151     m_isBeingDeleted = TRUE;
 152     DeleteAllBars();
 153 }
 154
 155 // ----------------------------------------------------------------------------
 156 // wxFrame client size calculations
 157 // ----------------------------------------------------------------------------
 158
 159 void wxFrame::DoSetClientSize(int width, int height)
 160 {
 161     // leave enough space for the status bar if we have (and show) it
 162 #if wxUSE_STATUSBAR
 163     wxStatusBar *statbar = GetStatusBar();
 164     if ( statbar && statbar->IsShown() )
 165     {
 166         height += statbar->GetSize().y;
 167     }
 168 #endif // wxUSE_STATUSBAR
 169
 170     // call GetClientAreaOrigin() to take the toolbar into account
 171     wxPoint pt = GetClientAreaOrigin();
 172     width += pt.x;
 173     height += pt.y;
 174
 175     wxTopLevelWindow::DoSetClientSize(width, height);
 176 }
 177
 178 // Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
 179 void wxFrame::DoGetClientSize(int *x, int *y) const
 180 {
 181     wxTopLevelWindow::DoGetClientSize(x, y);
 182
 183     // account for the possible toolbar
 184     wxPoint pt = GetClientAreaOrigin();
 185     if ( x )
 186         *x -= pt.x;
 187
 188     if ( y )
 189         *y -= pt.y;
 190
 191 #if wxUSE_STATUSBAR
 192     // adjust client area height to take the status bar into account
 193     if ( y )
 194     {
 195         wxStatusBar *statbar = GetStatusBar();
 196         if ( statbar && statbar->IsShown() )
 197         {
 198             *y -= statbar->GetClientSize().y;
 199         }
 200     }
 201 #endif // wxUSE_STATUSBAR
 202 }
 203
 204 // ----------------------------------------------------------------------------
 205 // wxFrame: various geometry-related functions
 206 // ----------------------------------------------------------------------------
 207
 208 void wxFrame::Raise()
 209 {
 210     ::SetForegroundWindow(GetHwnd());
 211 }
 212
 213 // generate an artificial resize event
 214 void wxFrame::SendSizeEvent()
 215 {
 216     if ( !m_iconized )
 217     {
 218         RECT r = wxGetWindowRect(GetHwnd());
 219
 220         (void)::PostMessage(GetHwnd(), WM_SIZE,
 221                             IsMaximized() ? SIZE_MAXIMIZED : SIZE_RESTORED,
 222                             MAKELPARAM(r.right - r.left, r.bottom - r.top));
 223     }
 224 }
 225
 226 #if wxUSE_STATUSBAR
 227 wxStatusBar *wxFrame::OnCreateStatusBar(int number,
 228                                         long style,
 229                                         wxWindowID id,
 230                                         const wxString& name)
 231 {
 232     wxStatusBar *statusBar = NULL;
 233
 234 #if wxUSE_NATIVE_STATUSBAR
 235     if ( !UsesNativeStatusBar() )
 236     {
 237         statusBar = (wxStatusBar *)new wxStatusBarGeneric(this, id, style);
 238     }
 239     else
 240 #endif
 241     {
 242         statusBar = new wxStatusBar(this, id, style, name);
 243     }
 244
 245     statusBar->SetFieldsCount(number);
 246
 247     return statusBar;
 248 }
 249
 250 void wxFrame::PositionStatusBar()
 251 {
 252     if ( !m_frameStatusBar || !m_frameStatusBar->IsShown() )
 253         return;
 254
 255     int w, h;
 256     GetClientSize(&w, &h);
 257     int sw, sh;
 258     m_frameStatusBar->GetSize(&sw, &sh);
 259
 260     // Since we wish the status bar to be directly under the client area,
 261     // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 262     m_frameStatusBar->SetSize(0, h, w, sh);
 263 }
 264 #endif // wxUSE_STATUSBAR
 265
 266 #if wxUSE_MENUS_NATIVE
 267
 268 void wxFrame::AttachMenuBar(wxMenuBar *menubar)
 269 {
 270     wxFrameBase::AttachMenuBar(menubar);
 271
 272     if ( !menubar )
 273     {
 274         // actually remove the menu from the frame
 275         m_hMenu = (WXHMENU)0;
 276         InternalSetMenuBar();
 277     }
 278     else // set new non NULL menu bar
 279     {
 280 #ifndef __WXWINCE__
 281         // Can set a menubar several times.
 282         if ( menubar->GetHMenu() )
 283         {
 284             m_hMenu = menubar->GetHMenu();
 285         }
 286         else // no HMENU yet
 287         {
 288             m_hMenu = menubar->Create();
 289
 290             if ( !m_hMenu )
 291             {
 292                 wxFAIL_MSG( _T("failed to create menu bar") );
 293                 return;
 294             }
 295         }
 296 #endif
 297         InternalSetMenuBar();
 298     }
 299 }
 300
 301 void wxFrame::InternalSetMenuBar()
 302 {
 303 #ifdef __WXMICROWIN__
 304     // Nothing
 305 #elif defined(__WXWINCE__)
 306
 307     if (!GetToolBar())
 308     {
 309         wxToolBar* toolBar = new wxToolBar(this, -1,
 310                          wxDefaultPosition, wxDefaultSize,
 311                          wxBORDER_NONE | wxTB_HORIZONTAL,
 312                          wxToolBarNameStr, GetMenuBar());
 313         SetToolBar(toolBar);
 314     }
 315 #else
 316     if ( !::SetMenu(GetHwnd(), (HMENU)m_hMenu) )
 317     {
 318         wxLogLastError(wxT("SetMenu"));
 319     }
 320 #endif
 321 }
 322
 323 #endif // wxUSE_MENUS_NATIVE
 324
 325 // Responds to colour changes, and passes event on to children.
 326 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 327 {
 328     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 329     Refresh();
 330
 331 #if wxUSE_STATUSBAR
 332     if ( m_frameStatusBar )
 333     {
 334         wxSysColourChangedEvent event2;
 335         event2.SetEventObject( m_frameStatusBar );
 336         m_frameStatusBar->GetEventHandler()->ProcessEvent(event2);
 337     }
 338 #endif // wxUSE_STATUSBAR
 339
 340     // Propagate the event to the non-top-level children
 341     wxWindow::OnSysColourChanged(event);
 342 }
 343
 344 // Pass TRUE to show full screen, FALSE to restore.
 345 bool wxFrame::ShowFullScreen(bool show, long style)
 346 {
 347     if ( IsFullScreen() == show )
 348         return FALSE;
 349
 350     if (show)
 351     {
 352 #if wxUSE_TOOLBAR
 353 #ifdef __WXWINCE__
 354         // TODO: hide commandbar
 355 #else
 356         wxToolBar *theToolBar = GetToolBar();
 357         if (theToolBar)
 358             theToolBar->GetSize(NULL, &m_fsToolBarHeight);
 359
 360         // zap the toolbar, menubar, and statusbar
 361
 362         if ((style & wxFULLSCREEN_NOTOOLBAR) && theToolBar)
 363         {
 364             theToolBar->SetSize(-1,0);
 365             theToolBar->Show(FALSE);
 366         }
 367 #endif // __WXWINCE__
 368 #endif // wxUSE_TOOLBAR
 369
 370         // TODO: make it work for WinCE
 371 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 372         if (style & wxFULLSCREEN_NOMENUBAR)
 373             SetMenu((HWND)GetHWND(), (HMENU) NULL);
 374 #endif
 375
 376 #if wxUSE_STATUSBAR
 377         wxStatusBar *theStatusBar = GetStatusBar();
 378         if (theStatusBar)
 379             theStatusBar->GetSize(NULL, &m_fsStatusBarHeight);
 380
 381         // Save the number of fields in the statusbar
 382         if ((style & wxFULLSCREEN_NOSTATUSBAR) && theStatusBar)
 383         {
 384             //m_fsStatusBarFields = theStatusBar->GetFieldsCount();
 385             //SetStatusBar((wxStatusBar*) NULL);
 386             //delete theStatusBar;
 387             theStatusBar->Show(FALSE);
 388         }
 389         else
 390             m_fsStatusBarFields = 0;
 391 #endif // wxUSE_STATUSBAR
 392     }
 393     else
 394     {
 395 #if wxUSE_TOOLBAR
 396 #ifdef __WXWINCE__
 397         // TODO: show commandbar
 398 #else
 399         wxToolBar *theToolBar = GetToolBar();
 400
 401         // restore the toolbar, menubar, and statusbar
 402         if (theToolBar && (m_fsStyle & wxFULLSCREEN_NOTOOLBAR))
 403         {
 404             theToolBar->SetSize(-1, m_fsToolBarHeight);
 405             theToolBar->Show(TRUE);
 406         }
 407 #endif // __WXWINCE__
 408 #endif // wxUSE_TOOLBAR
 409
 410 #if wxUSE_STATUSBAR
 411         if ( m_fsStyle & wxFULLSCREEN_NOSTATUSBAR )
 412         {
 413             //CreateStatusBar(m_fsStatusBarFields);
 414             if (GetStatusBar())
 415             {
 416                 GetStatusBar()->Show(TRUE);
 417                 PositionStatusBar();
 418             }
 419         }
 420 #endif // wxUSE_STATUSBAR
 421
 422         // TODO: make it work for WinCE
 423 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 424         if ((m_fsStyle & wxFULLSCREEN_NOMENUBAR) && (m_hMenu != 0))
 425             SetMenu((HWND)GetHWND(), (HMENU)m_hMenu);
 426 #endif
 427     }
 428
 429     return wxFrameBase::ShowFullScreen(show, style);
 430 }
 431
 432 // ----------------------------------------------------------------------------
 433 // tool/status bar stuff
 434 // ----------------------------------------------------------------------------
 435
 436 #if wxUSE_TOOLBAR
 437
 438 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 439 {
 440 #ifdef __WXWINCE__
 441     // We may already have a toolbar from calling SetMenuBar.
 442     if (GetToolBar())
 443         return GetToolBar();
 444 #endif
 445     if ( wxFrameBase::CreateToolBar(style, id, name) )
 446     {
 447         PositionToolBar();
 448     }
 449
 450     return m_frameToolBar;
 451 }
 452
 453 void wxFrame::PositionToolBar()
 454 {
 455     wxToolBar *toolbar = GetToolBar();
 456     if ( toolbar && toolbar->IsShown() )
 457     {
 458 #ifdef __WXWINCE__
 459         // We want to do something different in WinCE, because
 460         // the toolbar should be associated with the commandbar,
 461         // and not an independent window.
 462         // TODO
 463 #else
 464         // don't call our (or even wxTopLevelWindow) version because we want
 465         // the real (full) client area size, not excluding the tool/status bar
 466         int width, height;
 467         wxWindow::DoGetClientSize(&width, &height);
 468
 469 #if wxUSE_STATUSBAR
 470         wxStatusBar *statbar = GetStatusBar();
 471         if ( statbar && statbar->IsShown() )
 472         {
 473             height -= statbar->GetClientSize().y;
 474         }
 475 #endif // wxUSE_STATUSBAR
 476
 477         int tw, th;
 478         toolbar->GetSize(&tw, &th);
 479
 480         if ( toolbar->GetWindowStyleFlag() & wxTB_VERTICAL )
 481         {
 482             th = height;
 483         }
 484         else
 485         {
 486             tw = width;
 487             if ( toolbar->GetWindowStyleFlag() & wxTB_FLAT )
 488                 th -= 3;
 489         }
 490
 491         // use the 'real' MSW position here, don't offset relativly to the
 492         // client area origin
 493         toolbar->SetSize(0, 0, tw, th, wxSIZE_NO_ADJUSTMENTS);
 494 #endif // __WXWINCE__
 495     }
 496 }
 497
 498 #endif // wxUSE_TOOLBAR
 499
 500 // ----------------------------------------------------------------------------
 501 // frame state (iconized/maximized/...)
 502 // ----------------------------------------------------------------------------
 503
 504 // propagate our state change to all child frames: this allows us to emulate X
 505 // Windows behaviour where child frames float independently of the parent one
 506 // on the desktop, but are iconized/restored with it
 507 void wxFrame::IconizeChildFrames(bool bIconize)
 508 {
 509     for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
 510           node;
 511           node = node->GetNext() )
 512     {
 513         wxWindow *win = node->GetData();
 514
 515         // iconizing the frames with this style under Win95 shell puts them at
 516         // the bottom of the screen (as the MDI children) instead of making
 517         // them appear in the taskbar because they are, by virtue of this
 518         // style, not managed by the taskbar - instead leave Windows take care
 519         // of them
 520 #ifdef __WIN95__
 521         if ( win->GetWindowStyle() & wxFRAME_TOOL_WINDOW )
 522             continue;
 523 #endif // Win95
 524
 525         // the child MDI frames are a special case and should not be touched by
 526         // the parent frame - instead, they are managed by the user
 527         wxFrame *frame = wxDynamicCast(win, wxFrame);
 528         if ( frame
 529 #if wxUSE_MDI_ARCHITECTURE
 530                 && !wxDynamicCast(frame, wxMDIChildFrame)
 531 #endif // wxUSE_MDI_ARCHITECTURE
 532            )
 533         {
 534             // we don't want to restore the child frames which had been
 535             // iconized even before we were iconized, so save the child frame
 536             // status when iconizing the parent frame and check it when
 537             // restoring it
 538             if ( bIconize )
 539             {
 540                 // note that we shouldn't touch the hidden frames neither
 541                 // because iconizing/restoring them would show them as a side
 542                 // effect
 543                 frame->m_wasMinimized = frame->IsIconized() || !frame->IsShown();
 544             }
 545
 546             // this test works for both iconizing and restoring
 547             if ( !frame->m_wasMinimized )
 548                 frame->Iconize(bIconize);
 549         }
 550     }
 551 }
 552
 553 WXHICON wxFrame::GetDefaultIcon() const
 554 {
 555     // we don't have any standard icons (any more)
 556     return (WXHICON)0;
 557 }
 558
 559 // ===========================================================================
 560 // message processing
 561 // ===========================================================================
 562
 563 // ---------------------------------------------------------------------------
 564 // preprocessing
 565 // ---------------------------------------------------------------------------
 566
 567 bool wxFrame::MSWTranslateMessage(WXMSG* pMsg)
 568 {
 569     if ( wxWindow::MSWTranslateMessage(pMsg) )
 570         return TRUE;
 571
 572 #if wxUSE_MENUS && wxUSE_ACCEL && !defined(__WXUNIVERSAL__)
 573     // try the menu bar accels
 574     wxMenuBar *menuBar = GetMenuBar();
 575     if ( !menuBar )
 576         return FALSE;
 577
 578     const wxAcceleratorTable& acceleratorTable = menuBar->GetAccelTable();
 579     return acceleratorTable.Translate(this, pMsg);
 580 #else
 581     return FALSE;
 582 #endif // wxUSE_MENUS && wxUSE_ACCEL
 583 }
 584
 585 // ---------------------------------------------------------------------------
 586 // our private (non virtual) message handlers
 587 // ---------------------------------------------------------------------------
 588
 589 bool wxFrame::HandlePaint()
 590 {
 591     RECT rect;
 592     if ( GetUpdateRect(GetHwnd(), &rect, FALSE) )
 593     {
 594 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 595         if ( m_iconized )
 596         {
 597             const wxIcon& icon = GetIcon();
 598             HICON hIcon = icon.Ok() ? GetHiconOf(icon)
 599                                     : (HICON)GetDefaultIcon();
 600
 601             // Hold a pointer to the dc so long as the OnPaint() message
 602             // is being processed
 603             PAINTSTRUCT ps;
 604             HDC hdc = ::BeginPaint(GetHwnd(), &ps);
 605
 606             // Erase background before painting or we get white background
 607             MSWDefWindowProc(WM_ICONERASEBKGND, (WORD)(LONG)ps.hdc, 0L);
 608
 609             if ( hIcon )
 610             {
 611                 RECT rect;
 612                 ::GetClientRect(GetHwnd(), &rect);
 613
 614                 // FIXME: why hardcoded?
 615                 static const int icon_width = 32;
 616                 static const int icon_height = 32;
 617
 618                 int icon_x = (int)((rect.right - icon_width)/2);
 619                 int icon_y = (int)((rect.bottom - icon_height)/2);
 620
 621                 ::DrawIcon(hdc, icon_x, icon_y, hIcon);
 622             }
 623
 624             ::EndPaint(GetHwnd(), &ps);
 625
 626             return TRUE;
 627         }
 628         else
 629  #endif
 630         {
 631             return wxWindow::HandlePaint();
 632         }
 633     }
 634     else
 635     {
 636         // nothing to paint - processed
 637         return TRUE;
 638     }
 639 }
 640
 641 bool wxFrame::HandleSize(int x, int y, WXUINT id)
 642 {
 643     bool processed = FALSE;
 644 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 645
 646     switch ( id )
 647     {
 648         case SIZENORMAL:
 649             // only do it it if we were iconized before, otherwise resizing the
 650             // parent frame has a curious side effect of bringing it under it's
 651             // children
 652             if ( !m_iconized )
 653                 break;
 654
 655             // restore all child frames too
 656             IconizeChildFrames(FALSE);
 657
 658             (void)SendIconizeEvent(FALSE);
 659
 660             // fall through
 661
 662         case SIZEFULLSCREEN:
 663             m_iconized = FALSE;
 664             break;
 665
 666         case SIZEICONIC:
 667             // iconize all child frames too
 668             IconizeChildFrames(TRUE);
 669
 670             (void)SendIconizeEvent();
 671
 672             m_iconized = TRUE;
 673             break;
 674     }
 675 #endif
 676
 677     if ( !m_iconized )
 678     {
 679 #if wxUSE_STATUSBAR
 680         PositionStatusBar();
 681 #endif // wxUSE_STATUSBAR
 682
 683 #if wxUSE_TOOLBAR
 684         PositionToolBar();
 685 #endif // wxUSE_TOOLBAR
 686
 687         processed = wxWindow::HandleSize(x, y, id);
 688     }
 689
 690     return processed;
 691 }
 692
 693 bool wxFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND control)
 694 {
 695     if ( control )
 696     {
 697         // In case it's e.g. a toolbar.
 698         wxWindow *win = wxFindWinFromHandle(control);
 699         if ( win )
 700             return win->MSWCommand(cmd, id);
 701     }
 702
 703     // handle here commands from menus and accelerators
 704     if ( cmd == 0 || cmd == 1 )
 705     {
 706 #if wxUSE_MENUS_NATIVE
 707         if ( wxCurrentPopupMenu )
 708         {
 709             wxMenu *popupMenu = wxCurrentPopupMenu;
 710             wxCurrentPopupMenu = NULL;
 711
 712             return popupMenu->MSWCommand(cmd, id);
 713         }
 714 #endif // wxUSE_MENUS_NATIVE
 715
 716         if ( ProcessCommand(id) )
 717         {
 718             return TRUE;
 719         }
 720     }
 721
 722     return FALSE;
 723 }
 724
 725 bool wxFrame::HandleMenuSelect(WXWORD nItem, WXWORD flags, WXHMENU hMenu)
 726 {
 727     int item;
 728     if ( flags == 0xFFFF && hMenu == 0 )
 729     {
 730         // menu was removed from screen
 731         item = -1;
 732     }
 733 #ifndef __WXMICROWIN__
 734     else if ( !(flags & MF_POPUP) && !(flags & MF_SEPARATOR) )
 735     {
 736         item = nItem;
 737     }
 738 #endif
 739     else
 740     {
 741         // don't give hints for separators (doesn't make sense) nor for the
 742         // items opening popup menus (they don't have them anyhow) but do clear
 743         // the status line - otherwise, we would be left with the help message
 744         // for the previous item which doesn't apply any more
 745         DoGiveHelp(wxEmptyString, FALSE);
 746
 747         return FALSE;
 748     }
 749
 750     wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, item);
 751     event.SetEventObject(this);
 752
 753     return GetEventHandler()->ProcessEvent(event);
 754 }
 755
 756 bool wxFrame::HandleMenuLoop(const wxEventType& evtType, WXWORD isPopup)
 757 {
 758     // we don't have the menu id here, so we use the id to specify if the event
 759     // was from a popup menu or a normal one
 760     wxMenuEvent event(evtType, isPopup ? -1 : 0);
 761     event.SetEventObject(this);
 762
 763     return GetEventHandler()->ProcessEvent(event);
 764 }
 765
 766 // ---------------------------------------------------------------------------
 767 // the window proc for wxFrame
 768 // ---------------------------------------------------------------------------
 769
 770 long wxFrame::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
 771 {
 772     long rc = 0;
 773     bool processed = FALSE;
 774
 775     switch ( message )
 776     {
 777         case WM_CLOSE:
 778             // if we can't close, tell the system that we processed the
 779             // message - otherwise it would close us
 780             processed = !Close();
 781             break;
 782
 783         case WM_SIZE:
 784             processed = HandleSize(LOWORD(lParam), HIWORD(lParam), wParam);
 785             break;
 786
 787         case WM_COMMAND:
 788             {
 789                 WORD id, cmd;
 790                 WXHWND hwnd;
 791                 UnpackCommand((WXWPARAM)wParam, (WXLPARAM)lParam,
 792                               &id, &hwnd, &cmd);
 793
 794                 processed = HandleCommand(id, cmd, (WXHWND)hwnd);
 795             }
 796             break;
 797
 798         case WM_PAINT:
 799             processed = HandlePaint();
 800             break;
 801
 802         case WM_INITMENUPOPUP:
 803             processed = HandleInitMenuPopup((WXHMENU) wParam);
 804             break;
 805
 806 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 807         case WM_MENUSELECT:
 808             {
 809                 WXWORD item, flags;
 810                 WXHMENU hmenu;
 811                 UnpackMenuSelect(wParam, lParam, &item, &flags, &hmenu);
 812
 813                 processed = HandleMenuSelect(item, flags, hmenu);
 814             }
 815             break;
 816
 817         case WM_EXITMENULOOP:
 818             processed = HandleMenuLoop(wxEVT_MENU_CLOSE, wParam);
 819             break;
 820
 821         case WM_QUERYDRAGICON:
 822             {
 823                 const wxIcon& icon = GetIcon();
 824                 HICON hIcon = icon.Ok() ? GetHiconOf(icon)
 825                                         : (HICON)GetDefaultIcon();
 826                 rc = (long)hIcon;
 827                 processed = rc != 0;
 828             }
 829             break;
 830 #endif // !__WXMICROWIN__
 831     }
 832
 833     if ( !processed )
 834         rc = wxFrameBase::MSWWindowProc(message, wParam, lParam);
 835
 836     return rc;
 837 }
 838
 839 // handle WM_INITMENUPOPUP message
 840 bool wxFrame::HandleInitMenuPopup(WXHMENU hMenu)
 841 {
 842     wxMenu* menu = NULL;
 843     if (GetMenuBar())
 844     {
 845         int nCount = GetMenuBar()->GetMenuCount();
 846         for (int n = 0; n < nCount; n++)
 847         {
 848             if (GetMenuBar()->GetMenu(n)->GetHMenu() == hMenu)
 849             {
 850                 menu = GetMenuBar()->GetMenu(n);
 851                 break;
 852             }
 853         }
 854     }
 855
 856     wxMenuEvent event(wxEVT_MENU_OPEN, 0, menu);
 857     event.SetEventObject(this);
 858
 859     return GetEventHandler()->ProcessEvent(event);
 860 }