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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  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 WX_DEFINE_FLAGS( wxFrameStyle )
  84
  85 wxBEGIN_FLAGS( wxFrameStyle )
  86     // new style border flags, we put them first to
  87     // use them for streaming out
  88     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
  89     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
  90     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
  91     wxFLAGS_MEMBER(wxBORDER_RAISED)
  92     wxFLAGS_MEMBER(wxBORDER_STATIC)
  93     wxFLAGS_MEMBER(wxBORDER_NONE)
  94
  95     // old style border flags
  96     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
  97     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
  98     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
  99     wxFLAGS_MEMBER(wxRAISED_BORDER)
 100     wxFLAGS_MEMBER(wxSTATIC_BORDER)
 101     wxFLAGS_MEMBER(wxBORDER)
 102
 103     // standard window styles
 104     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
 105     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
 106     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
 107     wxFLAGS_MEMBER(wxWANTS_CHARS)
 108     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
 109     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
 110     wxFLAGS_MEMBER(wxVSCROLL)
 111     wxFLAGS_MEMBER(wxHSCROLL)
 112
 113     // frame styles
 114     wxFLAGS_MEMBER(wxSTAY_ON_TOP)
 115     wxFLAGS_MEMBER(wxCAPTION)
 116     wxFLAGS_MEMBER(wxTHICK_FRAME)
 117     wxFLAGS_MEMBER(wxSYSTEM_MENU)
 118     wxFLAGS_MEMBER(wxRESIZE_BORDER)
 119     wxFLAGS_MEMBER(wxRESIZE_BOX)
 120     wxFLAGS_MEMBER(wxCLOSE_BOX)
 121     wxFLAGS_MEMBER(wxMAXIMIZE_BOX)
 122     wxFLAGS_MEMBER(wxMINIMIZE_BOX)
 123
 124     wxFLAGS_MEMBER(wxFRAME_TOOL_WINDOW)
 125     wxFLAGS_MEMBER(wxFRAME_FLOAT_ON_PARENT)
 126
 127     wxFLAGS_MEMBER(wxFRAME_SHAPED)
 128
 129 wxEND_FLAGS( wxFrameStyle )
 130
 131 IMPLEMENT_DYNAMIC_CLASS_XTI(wxFrame, wxTopLevelWindow,"wx/frame.h")
 132
 133 wxBEGIN_PROPERTIES_TABLE(wxFrame)
 134         wxEVENT_PROPERTY( Menu , wxEVT_COMMAND_MENU_SELECTED , wxCommandEvent)
 135
 136     wxPROPERTY( Title,wxString, SetTitle, GetTitle, wxString() , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 137     wxPROPERTY_FLAGS( WindowStyle , wxFrameStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
 138     wxPROPERTY( MenuBar , wxMenuBar * , SetMenuBar , GetMenuBar , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 139 wxEND_PROPERTIES_TABLE()
 140
 141 wxBEGIN_HANDLERS_TABLE(wxFrame)
 142 wxEND_HANDLERS_TABLE()
 143
 144 wxCONSTRUCTOR_6( wxFrame , wxWindow* , Parent , wxWindowID , Id , wxString , Title , wxPoint , Position , wxSize , Size , long , WindowStyle)
 145
 146 #else
 147 IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxTopLevelWindow)
 148 #endif
 149
 150 // ============================================================================
 151 // implementation
 152 // ============================================================================
 153
 154 // ----------------------------------------------------------------------------
 155 // static class members
 156 // ----------------------------------------------------------------------------
 157
 158 #if wxUSE_STATUSBAR
 159     #if wxUSE_NATIVE_STATUSBAR
 160         bool wxFrame::m_useNativeStatusBar = TRUE;
 161     #else
 162         bool wxFrame::m_useNativeStatusBar = FALSE;
 163     #endif
 164 #endif // wxUSE_NATIVE_STATUSBAR
 165
 166 // ----------------------------------------------------------------------------
 167 // creation/destruction
 168 // ----------------------------------------------------------------------------
 169
 170 void wxFrame::Init()
 171 {
 172 #if wxUSE_TOOLTIPS
 173     m_hwndToolTip = 0;
 174 #endif
 175
 176     // Data to save/restore when calling ShowFullScreen
 177     m_fsStatusBarFields = 0;
 178     m_fsStatusBarHeight = 0;
 179     m_fsToolBarHeight = 0;
 180
 181     m_wasMinimized = FALSE;
 182 }
 183
 184 bool wxFrame::Create(wxWindow *parent,
 185                      wxWindowID id,
 186                      const wxString& title,
 187                      const wxPoint& pos,
 188                      const wxSize& size,
 189                      long style,
 190                      const wxString& name)
 191 {
 192     if ( !wxTopLevelWindow::Create(parent, id, title, pos, size, style, name) )
 193         return FALSE;
 194
 195     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 196
 197     wxModelessWindows.Append(this);
 198
 199     return TRUE;
 200 }
 201
 202 wxFrame::~wxFrame()
 203 {
 204     m_isBeingDeleted = TRUE;
 205     DeleteAllBars();
 206 }
 207
 208 // ----------------------------------------------------------------------------
 209 // wxFrame client size calculations
 210 // ----------------------------------------------------------------------------
 211
 212 void wxFrame::DoSetClientSize(int width, int height)
 213 {
 214     // leave enough space for the status bar if we have (and show) it
 215 #if wxUSE_STATUSBAR
 216     wxStatusBar *statbar = GetStatusBar();
 217     if ( statbar && statbar->IsShown() )
 218     {
 219         height += statbar->GetSize().y;
 220     }
 221 #endif // wxUSE_STATUSBAR
 222
 223     // call GetClientAreaOrigin() to take the toolbar into account
 224     wxPoint pt = GetClientAreaOrigin();
 225     width += pt.x;
 226     height += pt.y;
 227
 228     wxTopLevelWindow::DoSetClientSize(width, height);
 229 }
 230
 231 // Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
 232 void wxFrame::DoGetClientSize(int *x, int *y) const
 233 {
 234     wxTopLevelWindow::DoGetClientSize(x, y);
 235
 236     // account for the possible toolbar
 237     wxPoint pt = GetClientAreaOrigin();
 238     if ( x )
 239         *x -= pt.x;
 240
 241     if ( y )
 242         *y -= pt.y;
 243
 244 #if wxUSE_STATUSBAR
 245     // adjust client area height to take the status bar into account
 246     if ( y )
 247     {
 248         wxStatusBar *statbar = GetStatusBar();
 249         if ( statbar && statbar->IsShown() )
 250         {
 251             *y -= statbar->GetClientSize().y;
 252         }
 253     }
 254 #endif // wxUSE_STATUSBAR
 255 }
 256
 257 // ----------------------------------------------------------------------------
 258 // wxFrame: various geometry-related functions
 259 // ----------------------------------------------------------------------------
 260
 261 void wxFrame::Raise()
 262 {
 263     ::SetForegroundWindow(GetHwnd());
 264 }
 265
 266 // generate an artificial resize event
 267 void wxFrame::SendSizeEvent()
 268 {
 269     if ( !m_iconized )
 270     {
 271         RECT r = wxGetWindowRect(GetHwnd());
 272
 273         (void)::PostMessage(GetHwnd(), WM_SIZE,
 274                             IsMaximized() ? SIZE_MAXIMIZED : SIZE_RESTORED,
 275                             MAKELPARAM(r.right - r.left, r.bottom - r.top));
 276     }
 277 }
 278
 279 #if wxUSE_STATUSBAR
 280 wxStatusBar *wxFrame::OnCreateStatusBar(int number,
 281                                         long style,
 282                                         wxWindowID id,
 283                                         const wxString& name)
 284 {
 285     wxStatusBar *statusBar = NULL;
 286
 287 #if wxUSE_NATIVE_STATUSBAR
 288     if ( !UsesNativeStatusBar() )
 289     {
 290         statusBar = (wxStatusBar *)new wxStatusBarGeneric(this, id, style);
 291     }
 292     else
 293 #endif
 294     {
 295         statusBar = new wxStatusBar(this, id, style, name);
 296     }
 297
 298     statusBar->SetFieldsCount(number);
 299
 300     return statusBar;
 301 }
 302
 303 void wxFrame::PositionStatusBar()
 304 {
 305     if ( !m_frameStatusBar || !m_frameStatusBar->IsShown() )
 306         return;
 307
 308     int w, h;
 309     GetClientSize(&w, &h);
 310     int sw, sh;
 311     m_frameStatusBar->GetSize(&sw, &sh);
 312
 313     // Since we wish the status bar to be directly under the client area,
 314     // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 315     m_frameStatusBar->SetSize(0, h, w, sh);
 316 }
 317 #endif // wxUSE_STATUSBAR
 318
 319 #if wxUSE_MENUS_NATIVE
 320
 321 void wxFrame::AttachMenuBar(wxMenuBar *menubar)
 322 {
 323 #if defined(__WXWINCE__) && (_WIN32_WCE < 400 || wxUSE_POCKETPC_UI)
 324     if (!GetToolBar())
 325     {
 326         wxToolBar* toolBar = new wxToolBar(this, -1,
 327                          wxDefaultPosition, wxDefaultSize,
 328                          wxBORDER_NONE | wxTB_HORIZONTAL,
 329                          wxToolBarNameStr, menubar);
 330         SetToolBar(toolBar);
 331         menubar->SetToolBar(toolBar);
 332     }
 333 #endif
 334
 335     wxFrameBase::AttachMenuBar(menubar);
 336
 337     if ( !menubar )
 338     {
 339         // actually remove the menu from the frame
 340         m_hMenu = (WXHMENU)0;
 341         InternalSetMenuBar();
 342     }
 343     else // set new non NULL menu bar
 344     {
 345 #if !defined(__WXWINCE__) || (_WIN32_WCE >= 400 && !wxUSE_POCKETPC_UI)
 346         // Can set a menubar several times.
 347         if ( menubar->GetHMenu() )
 348         {
 349             m_hMenu = menubar->GetHMenu();
 350         }
 351         else // no HMENU yet
 352         {
 353             m_hMenu = menubar->Create();
 354
 355             if ( !m_hMenu )
 356             {
 357                 wxFAIL_MSG( _T("failed to create menu bar") );
 358                 return;
 359             }
 360         }
 361 #endif
 362         InternalSetMenuBar();
 363     }
 364 }
 365
 366 void wxFrame::InternalSetMenuBar()
 367 {
 368 #if defined(__WXMICROWIN__) || defined(__WXWINCE__)
 369     // Nothing
 370 #else
 371     if ( !::SetMenu(GetHwnd(), (HMENU)m_hMenu) )
 372     {
 373         wxLogLastError(wxT("SetMenu"));
 374     }
 375 #endif
 376 }
 377
 378 #endif // wxUSE_MENUS_NATIVE
 379
 380 // Responds to colour changes, and passes event on to children.
 381 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 382 {
 383     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 384     Refresh();
 385
 386 #if wxUSE_STATUSBAR
 387     if ( m_frameStatusBar )
 388     {
 389         wxSysColourChangedEvent event2;
 390         event2.SetEventObject( m_frameStatusBar );
 391         m_frameStatusBar->GetEventHandler()->ProcessEvent(event2);
 392     }
 393 #endif // wxUSE_STATUSBAR
 394
 395     // Propagate the event to the non-top-level children
 396     wxWindow::OnSysColourChanged(event);
 397 }
 398
 399 // Pass TRUE to show full screen, FALSE to restore.
 400 bool wxFrame::ShowFullScreen(bool show, long style)
 401 {
 402     if ( IsFullScreen() == show )
 403         return FALSE;
 404
 405     if (show)
 406     {
 407 #if wxUSE_TOOLBAR
 408 #if defined(__WXWINCE__) && (_WIN32_WCE < 400 || wxUSE_POCKETPC_UI)
 409         // TODO: hide commandbar
 410 #else
 411         wxToolBar *theToolBar = GetToolBar();
 412         if (theToolBar)
 413             theToolBar->GetSize(NULL, &m_fsToolBarHeight);
 414
 415         // zap the toolbar, menubar, and statusbar
 416
 417         if ((style & wxFULLSCREEN_NOTOOLBAR) && theToolBar)
 418         {
 419             theToolBar->SetSize(-1,0);
 420             theToolBar->Show(FALSE);
 421         }
 422 #endif // __WXWINCE__
 423 #endif // wxUSE_TOOLBAR
 424
 425 #if defined(__WXMICROWIN__)
 426 #elif defined(__WXWINCE__)
 427         // TODO: make it work for WinCE
 428 #else
 429         if (style & wxFULLSCREEN_NOMENUBAR)
 430             SetMenu((HWND)GetHWND(), (HMENU) NULL);
 431 #endif
 432
 433 #if wxUSE_STATUSBAR
 434         wxStatusBar *theStatusBar = GetStatusBar();
 435         if (theStatusBar)
 436             theStatusBar->GetSize(NULL, &m_fsStatusBarHeight);
 437
 438         // Save the number of fields in the statusbar
 439         if ((style & wxFULLSCREEN_NOSTATUSBAR) && theStatusBar)
 440         {
 441             //m_fsStatusBarFields = theStatusBar->GetFieldsCount();
 442             //SetStatusBar((wxStatusBar*) NULL);
 443             //delete theStatusBar;
 444             theStatusBar->Show(FALSE);
 445         }
 446         else
 447             m_fsStatusBarFields = 0;
 448 #endif // wxUSE_STATUSBAR
 449     }
 450     else
 451     {
 452 #if wxUSE_TOOLBAR
 453 #if defined(__WXWINCE__) && (_WIN32_WCE < 400 || wxUSE_POCKETPC_UI)
 454         // TODO: show commandbar
 455 #else
 456         wxToolBar *theToolBar = GetToolBar();
 457
 458         // restore the toolbar, menubar, and statusbar
 459         if (theToolBar && (m_fsStyle & wxFULLSCREEN_NOTOOLBAR))
 460         {
 461             theToolBar->SetSize(-1, m_fsToolBarHeight);
 462             theToolBar->Show(TRUE);
 463         }
 464 #endif // __WXWINCE__
 465 #endif // wxUSE_TOOLBAR
 466
 467 #if wxUSE_STATUSBAR
 468         if ( m_fsStyle & wxFULLSCREEN_NOSTATUSBAR )
 469         {
 470             //CreateStatusBar(m_fsStatusBarFields);
 471             if (GetStatusBar())
 472             {
 473                 GetStatusBar()->Show(TRUE);
 474                 PositionStatusBar();
 475             }
 476         }
 477 #endif // wxUSE_STATUSBAR
 478
 479 #if defined(__WXMICROWIN__)
 480 #elif defined(__WXWINCE__)
 481         // TODO: make it work for WinCE
 482 #else
 483         if ((m_fsStyle & wxFULLSCREEN_NOMENUBAR) && (m_hMenu != 0))
 484             SetMenu((HWND)GetHWND(), (HMENU)m_hMenu);
 485 #endif
 486     }
 487
 488     return wxFrameBase::ShowFullScreen(show, style);
 489 }
 490
 491 // ----------------------------------------------------------------------------
 492 // tool/status bar stuff
 493 // ----------------------------------------------------------------------------
 494
 495 #if wxUSE_TOOLBAR
 496
 497 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 498 {
 499 #if defined(__WXWINCE__) && (_WIN32_WCE < 400 || wxUSE_POCKETPC_UI)
 500     // We may already have a toolbar from calling SetMenuBar.
 501     if (GetToolBar())
 502         return GetToolBar();
 503 #endif
 504     if ( wxFrameBase::CreateToolBar(style, id, name) )
 505     {
 506         PositionToolBar();
 507     }
 508
 509     return m_frameToolBar;
 510 }
 511
 512 void wxFrame::PositionToolBar()
 513 {
 514     wxToolBar *toolbar = GetToolBar();
 515     if ( toolbar && toolbar->IsShown() )
 516     {
 517 #if defined(__WXWINCE__) && (_WIN32_WCE < 400 || wxUSE_POCKETPC_UI)
 518         // We want to do something different in WinCE, because
 519         // the toolbar should be associated with the commandbar,
 520         // and not an independent window.
 521         // TODO
 522 #else
 523         // don't call our (or even wxTopLevelWindow) version because we want
 524         // the real (full) client area size, not excluding the tool/status bar
 525         int width, height;
 526         wxWindow::DoGetClientSize(&width, &height);
 527
 528 #if wxUSE_STATUSBAR
 529         wxStatusBar *statbar = GetStatusBar();
 530         if ( statbar && statbar->IsShown() )
 531         {
 532             height -= statbar->GetClientSize().y;
 533         }
 534 #endif // wxUSE_STATUSBAR
 535
 536         int tx, ty;
 537         int tw, th;
 538         toolbar->GetPosition(&tx, &ty);
 539         toolbar->GetSize(&tw, &th);
 540
 541         // Adjust
 542         if (ty < 0 && (-ty == th))
 543             ty = 0;
 544         if (tx < 0 && (-tx == tw))
 545             tx = 0;
 546
 547         int desiredW = tw;
 548         int desiredH = th;
 549
 550         if ( toolbar->GetWindowStyleFlag() & wxTB_VERTICAL )
 551         {
 552             desiredH = height;
 553         }
 554         else
 555         {
 556             desiredW = width;
 557 //            if ( toolbar->GetWindowStyleFlag() & wxTB_FLAT )
 558 //                desiredW -= 3;
 559         }
 560
 561         // use the 'real' MSW position here, don't offset relativly to the
 562         // client area origin
 563
 564         // Optimise such that we don't have to always resize the toolbar
 565         // when the frame changes, otherwise we'll get a lot of flicker.
 566         bool heightChanging = TRUE;
 567         bool widthChanging = TRUE;
 568
 569         if ( toolbar->GetWindowStyleFlag() & wxTB_VERTICAL )
 570         {
 571             // It's OK if the current height is greater than what can be shown.
 572             heightChanging = (desiredH > th) ;
 573             widthChanging = (desiredW != tw) ;
 574
 575             // The next time around, we may not have to set the size
 576             if (heightChanging)
 577                 desiredH = desiredH + 200;
 578         }
 579         else
 580         {
 581             // It's OK if the current width is greater than what can be shown.
 582             widthChanging = (desiredW > tw) ;
 583             heightChanging = (desiredH != th) ;
 584
 585             // The next time around, we may not have to set the size
 586             if (widthChanging)
 587                 desiredW = desiredW + 200;
 588         }
 589
 590         if (tx != 0 || ty != 0 || widthChanging || heightChanging)
 591             toolbar->SetSize(0, 0, desiredW, desiredH, wxSIZE_NO_ADJUSTMENTS);
 592
 593 #endif // __WXWINCE__
 594     }
 595 }
 596
 597 #endif // wxUSE_TOOLBAR
 598
 599 // ----------------------------------------------------------------------------
 600 // frame state (iconized/maximized/...)
 601 // ----------------------------------------------------------------------------
 602
 603 // propagate our state change to all child frames: this allows us to emulate X
 604 // Windows behaviour where child frames float independently of the parent one
 605 // on the desktop, but are iconized/restored with it
 606 void wxFrame::IconizeChildFrames(bool bIconize)
 607 {
 608     for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
 609           node;
 610           node = node->GetNext() )
 611     {
 612         wxWindow *win = node->GetData();
 613
 614         // iconizing the frames with this style under Win95 shell puts them at
 615         // the bottom of the screen (as the MDI children) instead of making
 616         // them appear in the taskbar because they are, by virtue of this
 617         // style, not managed by the taskbar - instead leave Windows take care
 618         // of them
 619 #ifdef __WIN95__
 620         if ( win->GetWindowStyle() & wxFRAME_TOOL_WINDOW )
 621             continue;
 622 #endif // Win95
 623
 624         // the child MDI frames are a special case and should not be touched by
 625         // the parent frame - instead, they are managed by the user
 626         wxFrame *frame = wxDynamicCast(win, wxFrame);
 627         if ( frame
 628 #if wxUSE_MDI_ARCHITECTURE
 629                 && !wxDynamicCast(frame, wxMDIChildFrame)
 630 #endif // wxUSE_MDI_ARCHITECTURE
 631            )
 632         {
 633             // we don't want to restore the child frames which had been
 634             // iconized even before we were iconized, so save the child frame
 635             // status when iconizing the parent frame and check it when
 636             // restoring it
 637             if ( bIconize )
 638             {
 639                 frame->m_wasMinimized = frame->IsIconized();
 640             }
 641
 642             // note that we shouldn't touch the hidden frames neither because
 643             // iconizing/restoring them would show them as a side effect
 644             if ( !frame->m_wasMinimized && frame->IsShown() )
 645                 frame->Iconize(bIconize);
 646         }
 647     }
 648 }
 649
 650 WXHICON wxFrame::GetDefaultIcon() const
 651 {
 652     // we don't have any standard icons (any more)
 653     return (WXHICON)0;
 654 }
 655
 656 // ===========================================================================
 657 // message processing
 658 // ===========================================================================
 659
 660 // ---------------------------------------------------------------------------
 661 // preprocessing
 662 // ---------------------------------------------------------------------------
 663
 664 bool wxFrame::MSWTranslateMessage(WXMSG* pMsg)
 665 {
 666     if ( wxWindow::MSWTranslateMessage(pMsg) )
 667         return TRUE;
 668
 669 #if wxUSE_MENUS && wxUSE_ACCEL && !defined(__WXUNIVERSAL__)
 670     // try the menu bar accels
 671     wxMenuBar *menuBar = GetMenuBar();
 672     if ( !menuBar )
 673         return FALSE;
 674
 675     const wxAcceleratorTable& acceleratorTable = menuBar->GetAccelTable();
 676     return acceleratorTable.Translate(this, pMsg);
 677 #else
 678     return FALSE;
 679 #endif // wxUSE_MENUS && wxUSE_ACCEL
 680 }
 681
 682 // ---------------------------------------------------------------------------
 683 // our private (non virtual) message handlers
 684 // ---------------------------------------------------------------------------
 685
 686 bool wxFrame::HandlePaint()
 687 {
 688     RECT rect;
 689     if ( GetUpdateRect(GetHwnd(), &rect, FALSE) )
 690     {
 691 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 692         if ( m_iconized )
 693         {
 694             const wxIcon& icon = GetIcon();
 695             HICON hIcon = icon.Ok() ? GetHiconOf(icon)
 696                                     : (HICON)GetDefaultIcon();
 697
 698             // Hold a pointer to the dc so long as the OnPaint() message
 699             // is being processed
 700             PAINTSTRUCT ps;
 701             HDC hdc = ::BeginPaint(GetHwnd(), &ps);
 702
 703             // Erase background before painting or we get white background
 704             MSWDefWindowProc(WM_ICONERASEBKGND, (WORD)(LONG)ps.hdc, 0L);
 705
 706             if ( hIcon )
 707             {
 708                 RECT rect;
 709                 ::GetClientRect(GetHwnd(), &rect);
 710
 711                 // FIXME: why hardcoded?
 712                 static const int icon_width = 32;
 713                 static const int icon_height = 32;
 714
 715                 int icon_x = (int)((rect.right - icon_width)/2);
 716                 int icon_y = (int)((rect.bottom - icon_height)/2);
 717
 718                 ::DrawIcon(hdc, icon_x, icon_y, hIcon);
 719             }
 720
 721             ::EndPaint(GetHwnd(), &ps);
 722
 723             return TRUE;
 724         }
 725         else
 726  #endif
 727         {
 728             return wxWindow::HandlePaint();
 729         }
 730     }
 731     else
 732     {
 733         // nothing to paint - processed
 734         return TRUE;
 735     }
 736 }
 737
 738 bool wxFrame::HandleSize(int x, int y, WXUINT id)
 739 {
 740     bool processed = FALSE;
 741 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 742
 743     switch ( id )
 744     {
 745         case SIZENORMAL:
 746             // only do it it if we were iconized before, otherwise resizing the
 747             // parent frame has a curious side effect of bringing it under it's
 748             // children
 749             if ( !m_iconized )
 750                 break;
 751
 752             // restore all child frames too
 753             IconizeChildFrames(FALSE);
 754
 755             (void)SendIconizeEvent(FALSE);
 756
 757             // fall through
 758
 759         case SIZEFULLSCREEN:
 760             m_iconized = FALSE;
 761             break;
 762
 763         case SIZEICONIC:
 764             // iconize all child frames too
 765             IconizeChildFrames(TRUE);
 766
 767             (void)SendIconizeEvent();
 768
 769             m_iconized = TRUE;
 770             break;
 771     }
 772 #endif
 773
 774     if ( !m_iconized )
 775     {
 776 #if wxUSE_STATUSBAR
 777         PositionStatusBar();
 778 #endif // wxUSE_STATUSBAR
 779
 780 #if wxUSE_TOOLBAR
 781         PositionToolBar();
 782 #endif // wxUSE_TOOLBAR
 783
 784         processed = wxWindow::HandleSize(x, y, id);
 785     }
 786
 787     return processed;
 788 }
 789
 790 bool wxFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND control)
 791 {
 792     if ( control )
 793     {
 794         // In case it's e.g. a toolbar.
 795         wxWindow *win = wxFindWinFromHandle(control);
 796         if ( win )
 797             return win->MSWCommand(cmd, id);
 798     }
 799
 800     // handle here commands from menus and accelerators
 801     if ( cmd == 0 || cmd == 1 )
 802     {
 803 #if wxUSE_MENUS_NATIVE
 804         if ( wxCurrentPopupMenu )
 805         {
 806             wxMenu *popupMenu = wxCurrentPopupMenu;
 807             wxCurrentPopupMenu = NULL;
 808
 809             return popupMenu->MSWCommand(cmd, id);
 810         }
 811 #endif // wxUSE_MENUS_NATIVE
 812
 813         if ( ProcessCommand(id) )
 814         {
 815             return TRUE;
 816         }
 817     }
 818
 819     return FALSE;
 820 }
 821
 822 bool wxFrame::HandleMenuSelect(WXWORD nItem, WXWORD flags, WXHMENU hMenu)
 823 {
 824     int item;
 825     if ( flags == 0xFFFF && hMenu == 0 )
 826     {
 827         // menu was removed from screen
 828         item = -1;
 829     }
 830 #ifndef __WXMICROWIN__
 831     else if ( !(flags & MF_POPUP) && !(flags & MF_SEPARATOR) )
 832     {
 833         item = nItem;
 834     }
 835 #endif
 836     else
 837     {
 838         // don't give hints for separators (doesn't make sense) nor for the
 839         // items opening popup menus (they don't have them anyhow) but do clear
 840         // the status line - otherwise, we would be left with the help message
 841         // for the previous item which doesn't apply any more
 842         DoGiveHelp(wxEmptyString, FALSE);
 843
 844         return FALSE;
 845     }
 846
 847     wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, item);
 848     event.SetEventObject(this);
 849
 850     return GetEventHandler()->ProcessEvent(event);
 851 }
 852
 853 bool wxFrame::HandleMenuLoop(const wxEventType& evtType, WXWORD isPopup)
 854 {
 855     // we don't have the menu id here, so we use the id to specify if the event
 856     // was from a popup menu or a normal one
 857     wxMenuEvent event(evtType, isPopup ? -1 : 0);
 858     event.SetEventObject(this);
 859
 860     return GetEventHandler()->ProcessEvent(event);
 861 }
 862
 863 // ---------------------------------------------------------------------------
 864 // the window proc for wxFrame
 865 // ---------------------------------------------------------------------------
 866
 867 WXLRESULT wxFrame::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
 868 {
 869     WXLRESULT rc = 0;
 870     bool processed = FALSE;
 871
 872     switch ( message )
 873     {
 874         case WM_CLOSE:
 875             // if we can't close, tell the system that we processed the
 876             // message - otherwise it would close us
 877             processed = !Close();
 878             break;
 879
 880         case WM_SIZE:
 881             processed = HandleSize(LOWORD(lParam), HIWORD(lParam), wParam);
 882             break;
 883
 884         case WM_COMMAND:
 885             {
 886                 WORD id, cmd;
 887                 WXHWND hwnd;
 888                 UnpackCommand((WXWPARAM)wParam, (WXLPARAM)lParam,
 889                               &id, &hwnd, &cmd);
 890
 891                 processed = HandleCommand(id, cmd, (WXHWND)hwnd);
 892             }
 893             break;
 894
 895         case WM_PAINT:
 896             processed = HandlePaint();
 897             break;
 898
 899         case WM_INITMENUPOPUP:
 900             processed = HandleInitMenuPopup((WXHMENU) wParam);
 901             break;
 902
 903 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 904         case WM_MENUSELECT:
 905             {
 906                 WXWORD item, flags;
 907                 WXHMENU hmenu;
 908                 UnpackMenuSelect(wParam, lParam, &item, &flags, &hmenu);
 909
 910                 processed = HandleMenuSelect(item, flags, hmenu);
 911             }
 912             break;
 913
 914         case WM_EXITMENULOOP:
 915             processed = HandleMenuLoop(wxEVT_MENU_CLOSE, wParam);
 916             break;
 917
 918         case WM_QUERYDRAGICON:
 919             {
 920                 const wxIcon& icon = GetIcon();
 921                 HICON hIcon = icon.Ok() ? GetHiconOf(icon)
 922                                         : (HICON)GetDefaultIcon();
 923                 rc = (long)hIcon;
 924                 processed = rc != 0;
 925             }
 926             break;
 927 #endif // !__WXMICROWIN__
 928     }
 929
 930     if ( !processed )
 931         rc = wxFrameBase::MSWWindowProc(message, wParam, lParam);
 932
 933     return rc;
 934 }
 935
 936 // handle WM_INITMENUPOPUP message
 937 bool wxFrame::HandleInitMenuPopup(WXHMENU hMenu)
 938 {
 939     wxMenu* menu = NULL;
 940     if (GetMenuBar())
 941     {
 942         int nCount = GetMenuBar()->GetMenuCount();
 943         for (int n = 0; n < nCount; n++)
 944         {
 945             if (GetMenuBar()->GetMenu(n)->GetHMenu() == hMenu)
 946             {
 947                 menu = GetMenuBar()->GetMenu(n);
 948                 break;
 949             }
 950         }
 951     }
 952
 953     wxMenuEvent event(wxEVT_MENU_OPEN, 0, menu);
 954     event.SetEventObject(this);
 955
 956     return GetEventHandler()->ProcessEvent(event);
 957 }