src/msw/frame.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        msw/frame.cpp
   3 // Purpose:     wxFrame
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #ifdef __GNUG__
  21     #pragma implementation "frame.h"
  22 #endif
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28     #pragma hdrstop
  29 #endif
  30
  31 #ifndef WX_PRECOMP
  32     #include "wx/setup.h"
  33     #include "wx/frame.h"
  34     #include "wx/menu.h"
  35     #include "wx/app.h"
  36     #include "wx/utils.h"
  37     #include "wx/dialog.h"
  38     #include "wx/settings.h"
  39     #include "wx/dcclient.h"
  40     #include "wx/mdi.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 // ----------------------------------------------------------------------------
  58 // globals
  59 // ----------------------------------------------------------------------------
  60
  61 extern wxWindowList wxModelessWindows;
  62 extern wxList WXDLLEXPORT wxPendingDelete;
  63 extern const wxChar *wxFrameClassName;
  64 extern wxMenu *wxCurrentPopupMenu;
  65
  66 // ----------------------------------------------------------------------------
  67 // event tables
  68 // ----------------------------------------------------------------------------
  69
  70 BEGIN_EVENT_TABLE(wxFrame, wxFrameBase)
  71     EVT_ACTIVATE(wxFrame::OnActivate)
  72     EVT_SYS_COLOUR_CHANGED(wxFrame::OnSysColourChanged)
  73 END_EVENT_TABLE()
  74
  75 IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxWindow)
  76
  77 // ============================================================================
  78 // implementation
  79 // ============================================================================
  80
  81 // ----------------------------------------------------------------------------
  82 // static class members
  83 // ----------------------------------------------------------------------------
  84
  85 #if wxUSE_NATIVE_STATUSBAR
  86     bool wxFrame::m_useNativeStatusBar = TRUE;
  87 #else
  88     bool wxFrame::m_useNativeStatusBar = FALSE;
  89 #endif
  90
  91 // ----------------------------------------------------------------------------
  92 // creation/destruction
  93 // ----------------------------------------------------------------------------
  94
  95 void wxFrame::Init()
  96 {
  97     m_iconized = FALSE;
  98
  99 #if wxUSE_TOOLTIPS
 100     m_hwndToolTip = 0;
 101 #endif
 102
 103     // Data to save/restore when calling ShowFullScreen
 104     m_fsStyle = 0;
 105     m_fsOldWindowStyle = 0;
 106     m_fsStatusBarFields = 0;
 107     m_fsStatusBarHeight = 0;
 108     m_fsToolBarHeight = 0;
 109 //    m_fsMenu = 0;
 110     m_fsIsMaximized = FALSE;
 111     m_fsIsShowing = 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   SetName(name);
 123   m_windowStyle = style;
 124   m_frameMenuBar = NULL;
 125   m_frameToolBar = NULL;
 126   m_frameStatusBar = NULL;
 127
 128   SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
 129
 130   if ( id > -1 )
 131     m_windowId = id;
 132   else
 133     m_windowId = (int)NewControlId();
 134
 135   if (parent) parent->AddChild(this);
 136
 137   int x = pos.x;
 138   int y = pos.y;
 139   int width = size.x;
 140   int height = size.y;
 141
 142   m_iconized = FALSE;
 143
 144   // we pass NULL as parent to MSWCreate because frames with parents behave
 145   // very strangely under Win95 shell
 146   // Alteration by JACS: keep normal Windows behaviour (float on top of parent)
 147   // with this style.
 148   if ((m_windowStyle & wxFRAME_FLOAT_ON_PARENT) == 0)
 149     parent = NULL;
 150
 151   if (!parent)
 152     wxTopLevelWindows.Append(this);
 153
 154   MSWCreate(m_windowId, parent, wxFrameClassName, this, title,
 155             x, y, width, height, style);
 156
 157   wxModelessWindows.Append(this);
 158   return TRUE;
 159 }
 160
 161 wxFrame::~wxFrame()
 162 {
 163   m_isBeingDeleted = TRUE;
 164   wxTopLevelWindows.DeleteObject(this);
 165
 166   DeleteAllBars();
 167
 168   if (wxTheApp && (wxTopLevelWindows.Number() == 0))
 169   {
 170     wxTheApp->SetTopWindow(NULL);
 171
 172     if (wxTheApp->GetExitOnFrameDelete())
 173     {
 174        PostQuitMessage(0);
 175     }
 176   }
 177
 178   wxModelessWindows.DeleteObject(this);
 179
 180   // For some reason, wxWindows can activate another task altogether
 181   // when a frame is destroyed after a modal dialog has been invoked.
 182   // Try to bring the parent to the top.
 183   // MT:Only do this if this frame is currently the active window, else weird
 184   // things start to happen
 185   if ( wxGetActiveWindow() == this )
 186   if (GetParent() && GetParent()->GetHWND())
 187     ::BringWindowToTop((HWND) GetParent()->GetHWND());
 188 }
 189
 190 // Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
 191 void wxFrame::DoGetClientSize(int *x, int *y) const
 192 {
 193   RECT rect;
 194   ::GetClientRect(GetHwnd(), &rect);
 195
 196 #if wxUSE_STATUSBAR
 197   if ( GetStatusBar() && GetStatusBar()->IsShown() )
 198   {
 199     int statusX, statusY;
 200     GetStatusBar()->GetClientSize(&statusX, &statusY);
 201     rect.bottom -= statusY;
 202   }
 203 #endif // wxUSE_STATUSBAR
 204
 205   wxPoint pt(GetClientAreaOrigin());
 206   rect.bottom -= pt.y;
 207   rect.right -= pt.x;
 208
 209   if ( x )
 210     *x = rect.right;
 211   if ( y )
 212     *y = rect.bottom;
 213 }
 214
 215 // Set the client size (i.e. leave the calculation of borders etc.
 216 // to wxWindows)
 217 void wxFrame::DoSetClientSize(int width, int height)
 218 {
 219   HWND hWnd = GetHwnd();
 220
 221   RECT rect;
 222   ::GetClientRect(hWnd, &rect);
 223
 224   RECT rect2;
 225   GetWindowRect(hWnd, &rect2);
 226
 227   // Find the difference between the entire window (title bar and all)
 228   // and the client area; add this to the new client size to move the
 229   // window
 230   int actual_width = rect2.right - rect2.left - rect.right + width;
 231   int actual_height = rect2.bottom - rect2.top - rect.bottom + height;
 232
 233 #if wxUSE_STATUSBAR
 234   if ( GetStatusBar() && GetStatusBar()->IsShown())
 235   {
 236     int statusX, statusY;
 237     GetStatusBar()->GetClientSize(&statusX, &statusY);
 238     actual_height += statusY;
 239   }
 240 #endif // wxUSE_STATUSBAR
 241
 242   wxPoint pt(GetClientAreaOrigin());
 243   actual_width += pt.y;
 244   actual_height += pt.x;
 245
 246   POINT point;
 247   point.x = rect2.left;
 248   point.y = rect2.top;
 249
 250   MoveWindow(hWnd, point.x, point.y, actual_width, actual_height, (BOOL)TRUE);
 251
 252   wxSizeEvent event(wxSize(width, height), m_windowId);
 253   event.SetEventObject( this );
 254   GetEventHandler()->ProcessEvent(event);
 255 }
 256
 257 void wxFrame::DoGetSize(int *width, int *height) const
 258 {
 259   RECT rect;
 260   GetWindowRect(GetHwnd(), &rect);
 261   *width = rect.right - rect.left;
 262   *height = rect.bottom - rect.top;
 263 }
 264
 265 void wxFrame::DoGetPosition(int *x, int *y) const
 266 {
 267   RECT rect;
 268   GetWindowRect(GetHwnd(), &rect);
 269   POINT point;
 270   point.x = rect.left;
 271   point.y = rect.top;
 272
 273   *x = point.x;
 274   *y = point.y;
 275 }
 276
 277 // ----------------------------------------------------------------------------
 278 // variations around ::ShowWindow()
 279 // ----------------------------------------------------------------------------
 280
 281 void wxFrame::DoShowWindow(int nShowCmd)
 282 {
 283     ::ShowWindow(GetHwnd(), nShowCmd);
 284
 285     m_iconized = nShowCmd == SW_MINIMIZE;
 286 }
 287
 288 bool wxFrame::Show(bool show)
 289 {
 290     DoShowWindow(show ? SW_SHOW : SW_HIDE);
 291
 292     if ( show )
 293     {
 294         ::BringWindowToTop(GetHwnd());
 295
 296         wxActivateEvent event(wxEVT_ACTIVATE, TRUE, m_windowId);
 297         event.SetEventObject( this );
 298         GetEventHandler()->ProcessEvent(event);
 299     }
 300     else
 301     {
 302         // Try to highlight the correct window (the parent)
 303         if ( GetParent() )
 304         {
 305             HWND hWndParent = GetHwndOf(GetParent());
 306             if (hWndParent)
 307                 ::BringWindowToTop(hWndParent);
 308         }
 309     }
 310
 311     return TRUE;
 312 }
 313
 314 void wxFrame::Iconize(bool iconize)
 315 {
 316     DoShowWindow(iconize ? SW_MINIMIZE : SW_RESTORE);
 317 }
 318
 319 void wxFrame::Maximize(bool maximize)
 320 {
 321     DoShowWindow(maximize ? SW_MAXIMIZE : SW_RESTORE);
 322 }
 323
 324 void wxFrame::Restore()
 325 {
 326     DoShowWindow(SW_RESTORE);
 327 }
 328
 329 bool wxFrame::IsIconized() const
 330 {
 331   ((wxFrame *)this)->m_iconized = (::IsIconic(GetHwnd()) != 0);
 332   return m_iconized;
 333 }
 334
 335 // Is it maximized?
 336 bool wxFrame::IsMaximized() const
 337 {
 338     return (::IsZoomed(GetHwnd()) != 0);
 339 }
 340
 341 void wxFrame::SetIcon(const wxIcon& icon)
 342 {
 343     wxFrameBase::SetIcon(icon);
 344
 345 #if defined(__WIN95__)
 346     if ( m_icon.Ok() )
 347     {
 348         SendMessage(GetHwnd(), WM_SETICON,
 349                     (WPARAM)TRUE, (LPARAM)(HICON) m_icon.GetHICON());
 350     }
 351 #endif // __WIN95__
 352 }
 353
 354 #if wxUSE_STATUSBAR
 355 wxStatusBar *wxFrame::OnCreateStatusBar(int number,
 356                                         long style,
 357                                         wxWindowID id,
 358                                         const wxString& name)
 359 {
 360     wxStatusBar *statusBar = NULL;
 361
 362 #if wxUSE_NATIVE_STATUSBAR
 363     if ( UsesNativeStatusBar() )
 364     {
 365         statusBar = (wxStatusBar *)new wxStatusBar95(this, id, style);
 366
 367         statusBar->SetFieldsCount(number);
 368     }
 369     else
 370 #endif
 371     {
 372         statusBar = (wxStatusBar *)new wxStatusBarGeneric(this, id, style, name);
 373
 374         // Set the height according to the font and the border size
 375         wxClientDC dc(statusBar);
 376         dc.SetFont(statusBar->GetFont());
 377
 378         wxCoord y;
 379         dc.GetTextExtent(_T("X"), NULL, &y );
 380
 381         int height = (int)( (11*y)/10 + 2*statusBar->GetBorderY());
 382
 383         statusBar->SetSize(-1, -1, -1, height);
 384
 385         statusBar->SetFieldsCount(number);
 386     }
 387
 388     return statusBar;
 389 }
 390
 391 void wxFrame::PositionStatusBar()
 392 {
 393     if ( !m_frameStatusBar )
 394         return;
 395
 396     // native status bar positions itself, but we must forward the WM_SIZE
 397     // messages to it
 398 #if wxUSE_NATIVE_STATUSBAR
 399     wxStatusBar95 *sb = wxDynamicCast(m_frameStatusBar, wxStatusBar95);
 400     if ( sb )
 401     {
 402         wxSizeEvent event(GetSize(), sb->GetId());
 403         event.SetEventObject(sb);
 404
 405         sb->GetEventHandler()->ProcessEvent(event);
 406     }
 407     else
 408 #endif // wxUSE_NATIVE_STATUSBAR
 409     {
 410         int w, h;
 411         GetClientSize(&w, &h);
 412         int sw, sh;
 413         m_frameStatusBar->GetSize(&sw, &sh);
 414
 415         // Since we wish the status bar to be directly under the client area,
 416         // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 417         m_frameStatusBar->SetSize(0, h, w, sh);
 418     }
 419 }
 420 #endif // wxUSE_STATUSBAR
 421
 422 void wxFrame::DetachMenuBar()
 423 {
 424     if (m_frameMenuBar)
 425     {
 426         m_frameMenuBar->Detach();
 427         m_frameMenuBar = NULL;
 428     }
 429 }
 430
 431 void wxFrame::SetMenuBar(wxMenuBar *menu_bar)
 432 {
 433     if (!menu_bar)
 434     {
 435         DetachMenuBar();
 436         return;
 437     }
 438
 439     m_frameMenuBar = NULL;
 440
 441     // Can set a menubar several times.
 442     // TODO: how to prevent a memory leak if you have a currently-unattached
 443     // menubar? wxWindows assumes that the frame will delete the menu (otherwise
 444     // there are problems for MDI).
 445     if (menu_bar->GetHMenu())
 446     {
 447         m_hMenu = menu_bar->GetHMenu();
 448     }
 449     else
 450     {
 451         menu_bar->Detach();
 452
 453         m_hMenu = menu_bar->Create();
 454
 455         if ( !m_hMenu )
 456             return;
 457     }
 458
 459     InternalSetMenuBar();
 460
 461     m_frameMenuBar = menu_bar;
 462     menu_bar->Attach(this);
 463
 464 #if 0 // Old code that assumes only one call of SetMenuBar per frame.
 465     if (!menu_bar)
 466     {
 467         DetachMenuBar();
 468         return;
 469     }
 470
 471     wxCHECK_RET( !menu_bar->GetFrame(), wxT("this menubar is already attached") );
 472
 473     if (m_frameMenuBar)
 474         delete m_frameMenuBar;
 475
 476     m_hMenu = menu_bar->Create();
 477
 478     if ( !m_hMenu )
 479         return;
 480
 481     InternalSetMenuBar();
 482
 483     m_frameMenuBar = menu_bar;
 484     menu_bar->Attach(this);
 485 #endif
 486 }
 487
 488 void wxFrame::InternalSetMenuBar()
 489 {
 490     if ( !::SetMenu(GetHwnd(), (HMENU)m_hMenu) )
 491     {
 492         wxLogLastError("SetMenu");
 493     }
 494 }
 495
 496 // Responds to colour changes, and passes event on to children.
 497 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 498 {
 499     SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
 500     Refresh();
 501
 502     if ( m_frameStatusBar )
 503     {
 504         wxSysColourChangedEvent event2;
 505         event2.SetEventObject( m_frameStatusBar );
 506         m_frameStatusBar->GetEventHandler()->ProcessEvent(event2);
 507     }
 508
 509     // Propagate the event to the non-top-level children
 510     wxWindow::OnSysColourChanged(event);
 511 }
 512
 513 // Pass TRUE to show full screen, FALSE to restore.
 514 bool wxFrame::ShowFullScreen(bool show, long style)
 515 {
 516     if (show)
 517     {
 518         if (IsFullScreen())
 519             return FALSE;
 520
 521         m_fsIsShowing = TRUE;
 522         m_fsStyle = style;
 523
 524              wxToolBar *theToolBar = GetToolBar();
 525              wxStatusBar *theStatusBar = GetStatusBar();
 526
 527         int dummyWidth;
 528
 529         if (theToolBar)
 530             theToolBar->GetSize(&dummyWidth, &m_fsToolBarHeight);
 531         if (theStatusBar)
 532             theStatusBar->GetSize(&dummyWidth, &m_fsStatusBarHeight);
 533
 534         // zap the toolbar, menubar, and statusbar
 535
 536         if ((style & wxFULLSCREEN_NOTOOLBAR) && theToolBar)
 537         {
 538             theToolBar->SetSize(-1,0);
 539             theToolBar->Show(FALSE);
 540         }
 541
 542         if (style & wxFULLSCREEN_NOMENUBAR)
 543             SetMenu((HWND)GetHWND(), (HMENU) NULL);
 544
 545         // Save the number of fields in the statusbar
 546         if ((style & wxFULLSCREEN_NOSTATUSBAR) && theStatusBar)
 547         {
 548             m_fsStatusBarFields = theStatusBar->GetFieldsCount();
 549             SetStatusBar((wxStatusBar*) NULL);
 550                  delete theStatusBar;
 551         }
 552         else
 553             m_fsStatusBarFields = 0;
 554
 555         // zap the frame borders
 556
 557         // save the 'normal' window style
 558         m_fsOldWindowStyle = GetWindowLong((HWND)GetHWND(), GWL_STYLE);
 559
 560             // save the old position, width & height, maximize state
 561         m_fsOldSize = GetRect();
 562              m_fsIsMaximized = IsMaximized();
 563
 564             // decide which window style flags to turn off
 565         LONG newStyle = m_fsOldWindowStyle;
 566         LONG offFlags = 0;
 567
 568         if (style & wxFULLSCREEN_NOBORDER)
 569             offFlags |= WS_BORDER;
 570         if (style & wxFULLSCREEN_NOCAPTION)
 571             offFlags |= (WS_CAPTION | WS_SYSMENU);
 572
 573         newStyle &= (~offFlags);
 574
 575         // change our window style to be compatible with full-screen mode
 576         SetWindowLong((HWND)GetHWND(), GWL_STYLE, newStyle);
 577
 578         // resize to the size of the desktop
 579         int width, height;
 580
 581         RECT rect;
 582         ::GetWindowRect(GetDesktopWindow(), &rect);
 583         width = rect.right - rect.left;
 584         height = rect.bottom - rect.top;
 585
 586         SetSize(width, height);
 587
 588         // now flush the window style cache and actually go full-screen
 589         SetWindowPos((HWND)GetHWND(), HWND_TOP, 0, 0, width, height, SWP_FRAMECHANGED);
 590
 591         wxSizeEvent event(wxSize(width, height), GetId());
 592         GetEventHandler()->ProcessEvent(event);
 593
 594         return TRUE;
 595     }
 596     else
 597     {
 598         if (!IsFullScreen())
 599             return FALSE;
 600
 601         m_fsIsShowing = FALSE;
 602
 603         wxToolBar *theToolBar = GetToolBar();
 604
 605         // restore the toolbar, menubar, and statusbar
 606         if (theToolBar && (m_fsStyle & wxFULLSCREEN_NOTOOLBAR))
 607         {
 608             theToolBar->SetSize(-1, m_fsToolBarHeight);
 609             theToolBar->Show(TRUE);
 610         }
 611
 612         if ((m_fsStyle & wxFULLSCREEN_NOSTATUSBAR) && (m_fsStatusBarFields > 0))
 613         {
 614             CreateStatusBar(m_fsStatusBarFields);
 615             PositionStatusBar();
 616         }
 617
 618         if ((m_fsStyle & wxFULLSCREEN_NOMENUBAR) && (m_hMenu != 0))
 619             SetMenu((HWND)GetHWND(), (HMENU)m_hMenu);
 620
 621         Maximize(m_fsIsMaximized);
 622         SetWindowLong((HWND)GetHWND(),GWL_STYLE, m_fsOldWindowStyle);
 623         SetWindowPos((HWND)GetHWND(),HWND_TOP,m_fsOldSize.x, m_fsOldSize.y,
 624             m_fsOldSize.width, m_fsOldSize.height, SWP_FRAMECHANGED);
 625
 626         return TRUE;
 627     }
 628 }
 629
 630 /*
 631  * Frame window
 632  *
 633  */
 634
 635 bool wxFrame::MSWCreate(int id, wxWindow *parent, const wxChar *wclass, wxWindow *wx_win, const wxChar *title,
 636                    int x, int y, int width, int height, long style)
 637
 638 {
 639   m_defaultIcon = (WXHICON) (wxSTD_FRAME_ICON ? wxSTD_FRAME_ICON : wxDEFAULT_FRAME_ICON);
 640
 641   // If child windows aren't properly drawn initially, WS_CLIPCHILDREN
 642   // could be the culprit. But without it, you can get a lot of flicker.
 643
 644   DWORD msflags = 0;
 645   if ((style & wxCAPTION) == wxCAPTION)
 646     msflags = WS_OVERLAPPED;
 647   else
 648     msflags = WS_POPUP;
 649
 650   if (style & wxMINIMIZE_BOX)
 651     msflags |= WS_MINIMIZEBOX;
 652   if (style & wxMAXIMIZE_BOX)
 653     msflags |= WS_MAXIMIZEBOX;
 654   if (style & wxTHICK_FRAME)
 655     msflags |= WS_THICKFRAME;
 656   if (style & wxSYSTEM_MENU)
 657     msflags |= WS_SYSMENU;
 658   if ((style & wxMINIMIZE) || (style & wxICONIZE))
 659     msflags |= WS_MINIMIZE;
 660   if (style & wxMAXIMIZE)
 661     msflags |= WS_MAXIMIZE;
 662   if (style & wxCAPTION)
 663     msflags |= WS_CAPTION;
 664   if (style & wxCLIP_CHILDREN)
 665     msflags |= WS_CLIPCHILDREN;
 666
 667   // Keep this in wxFrame because it saves recoding this function
 668   // in wxTinyFrame
 669 #if wxUSE_ITSY_BITSY && !defined(__WIN32__)
 670   if (style & wxTINY_CAPTION_VERT)
 671     msflags |= IBS_VERTCAPTION;
 672   if (style & wxTINY_CAPTION_HORIZ)
 673     msflags |= IBS_HORZCAPTION;
 674 #else
 675   if (style & wxTINY_CAPTION_VERT)
 676     msflags |= WS_CAPTION;
 677   if (style & wxTINY_CAPTION_HORIZ)
 678     msflags |= WS_CAPTION;
 679 #endif
 680   if ((style & wxTHICK_FRAME) == 0)
 681     msflags |= WS_BORDER;
 682
 683   WXDWORD extendedStyle = MakeExtendedStyle(style);
 684
 685 #if !defined(__WIN16__) && !defined(__SC__)
 686   if (style & wxFRAME_TOOL_WINDOW)
 687     extendedStyle |= WS_EX_TOOLWINDOW;
 688 #endif
 689
 690   if (style & wxSTAY_ON_TOP)
 691     extendedStyle |= WS_EX_TOPMOST;
 692
 693   m_iconized = FALSE;
 694   if ( !wxWindow::MSWCreate(id, parent, wclass, wx_win, title, x, y, width, height,
 695          msflags, NULL, extendedStyle) )
 696          return FALSE;
 697
 698   // Seems to be necessary if we use WS_POPUP
 699   // style instead of WS_OVERLAPPED
 700   if (width > -1 && height > -1)
 701     ::PostMessage(GetHwnd(), WM_SIZE, SIZE_RESTORED, MAKELPARAM(width, height));
 702
 703   return TRUE;
 704 }
 705
 706 // Default activation behaviour - set the focus for the first child
 707 // subwindow found.
 708 void wxFrame::OnActivate(wxActivateEvent& event)
 709 {
 710     if ( !event.GetActive() )
 711     {
 712         event.Skip();
 713
 714         return;
 715     }
 716
 717     wxLogTrace(_T("focus"), _T("wxFrame %08x activated."), m_hWnd);
 718
 719     for ( wxWindowList::Node *node = GetChildren().GetFirst();
 720           node;
 721           node = node->GetNext() )
 722     {
 723         // FIXME all this is totally bogus - we need to do the same as wxPanel,
 724         //       but how to do it without duplicating the code?
 725
 726         // restore focus
 727         wxWindow *child = node->GetData();
 728
 729         if ( !child->IsTopLevel()
 730 #if wxUSE_TOOLBAR
 731              && !wxDynamicCast(child, wxToolBar)
 732 #endif // wxUSE_TOOLBAR
 733 #if wxUSE_STATUSBAR
 734              && !wxDynamicCast(child, wxStatusBar)
 735 #endif // wxUSE_STATUSBAR
 736            )
 737         {
 738             child->SetFocus();
 739             break;
 740         }
 741     }
 742 }
 743
 744 // ----------------------------------------------------------------------------
 745 // tool/status bar stuff
 746 // ----------------------------------------------------------------------------
 747
 748 #if wxUSE_TOOLBAR
 749
 750 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 751 {
 752     if ( wxFrameBase::CreateToolBar(style, id, name) )
 753     {
 754         PositionToolBar();
 755     }
 756
 757     return m_frameToolBar;
 758 }
 759
 760 void wxFrame::PositionToolBar()
 761 {
 762     RECT rect;
 763     ::GetClientRect(GetHwnd(), &rect);
 764
 765 #if wxUSE_STATUSBAR
 766     if ( GetStatusBar() )
 767     {
 768         int statusX, statusY;
 769         GetStatusBar()->GetClientSize(&statusX, &statusY);
 770         rect.bottom -= statusY;
 771     }
 772 #endif // wxUSE_STATUSBAR
 773
 774     if ( GetToolBar() && GetToolBar()->IsShown() )
 775     {
 776         int tw, th;
 777         GetToolBar()->GetSize(&tw, &th);
 778
 779         if ( GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL )
 780         {
 781             th = rect.bottom;
 782         }
 783         else
 784         {
 785             tw = rect.right;
 786         }
 787
 788         // Use the 'real' MSW position here
 789         GetToolBar()->SetSize(0, 0, tw, th, wxSIZE_NO_ADJUSTMENTS);
 790     }
 791 }
 792 #endif // wxUSE_TOOLBAR
 793
 794 // ----------------------------------------------------------------------------
 795 // frame state (iconized/maximized/...)
 796 // ----------------------------------------------------------------------------
 797
 798 // propagate our state change to all child frames: this allows us to emulate X
 799 // Windows behaviour where child frames float independently of the parent one
 800 // on the desktop, but are iconized/restored with it
 801 void wxFrame::IconizeChildFrames(bool bIconize)
 802 {
 803     for ( wxWindowList::Node *node = GetChildren().GetFirst();
 804           node;
 805           node = node->GetNext() )
 806     {
 807         wxWindow *win = node->GetData();
 808
 809         // the child MDI frames are a special case and should not be touched by
 810         // the parent frame - instead, they are managed by the user
 811         wxFrame *frame = wxDynamicCast(win, wxFrame);
 812         if ( frame && !wxDynamicCast(frame, wxMDIChildFrame) )
 813         {
 814             frame->Iconize(bIconize);
 815         }
 816     }
 817 }
 818
 819 // ===========================================================================
 820 // message processing
 821 // ===========================================================================
 822
 823 // ---------------------------------------------------------------------------
 824 // preprocessing
 825 // ---------------------------------------------------------------------------
 826
 827 bool wxFrame::MSWTranslateMessage(WXMSG* pMsg)
 828 {
 829     if ( wxWindow::MSWTranslateMessage(pMsg) )
 830         return TRUE;
 831
 832     // try the menu bar accels
 833     wxMenuBar *menuBar = GetMenuBar();
 834     if ( !menuBar )
 835         return FALSE;
 836
 837     const wxAcceleratorTable& acceleratorTable = menuBar->GetAccelTable();
 838     return acceleratorTable.Translate(this, pMsg);
 839 }
 840
 841 // ---------------------------------------------------------------------------
 842 // our private (non virtual) message handlers
 843 // ---------------------------------------------------------------------------
 844
 845 bool wxFrame::HandlePaint()
 846 {
 847     RECT rect;
 848     if ( GetUpdateRect(GetHwnd(), &rect, FALSE) )
 849     {
 850         if ( m_iconized )
 851         {
 852             HICON hIcon = m_icon.Ok() ? GetHiconOf(m_icon)
 853                                       : (HICON)m_defaultIcon;
 854
 855             // Hold a pointer to the dc so long as the OnPaint() message
 856             // is being processed
 857             PAINTSTRUCT ps;
 858             HDC hdc = ::BeginPaint(GetHwnd(), &ps);
 859
 860             // Erase background before painting or we get white background
 861             MSWDefWindowProc(WM_ICONERASEBKGND, (WORD)(LONG)ps.hdc, 0L);
 862
 863             if ( hIcon )
 864             {
 865                 RECT rect;
 866                 ::GetClientRect(GetHwnd(), &rect);
 867
 868                 // FIXME: why hardcoded?
 869                 static const int icon_width = 32;
 870                 static const int icon_height = 32;
 871
 872                 int icon_x = (int)((rect.right - icon_width)/2);
 873                 int icon_y = (int)((rect.bottom - icon_height)/2);
 874
 875                 ::DrawIcon(hdc, icon_x, icon_y, hIcon);
 876             }
 877
 878             ::EndPaint(GetHwnd(), &ps);
 879
 880             return TRUE;
 881         }
 882         else
 883         {
 884             return wxWindow::HandlePaint();
 885         }
 886     }
 887     else
 888     {
 889         // nothing to paint - processed
 890         return TRUE;
 891     }
 892 }
 893
 894 bool wxFrame::HandleSize(int x, int y, WXUINT id)
 895 {
 896     bool processed = FALSE;
 897
 898     switch ( id )
 899     {
 900         case SIZENORMAL:
 901             // only do it it if we were iconized before, otherwise resizing the
 902             // parent frame has a curious side effect of bringing it under it's
 903             // children
 904             if ( !m_iconized )
 905                 break;
 906
 907             // restore all child frames too
 908             IconizeChildFrames(FALSE);
 909
 910             // fall through
 911
 912         case SIZEFULLSCREEN:
 913             m_iconized = FALSE;
 914             break;
 915
 916         case SIZEICONIC:
 917             // iconize all child frames too
 918             IconizeChildFrames(TRUE);
 919
 920             m_iconized = TRUE;
 921             break;
 922     }
 923
 924     if ( !m_iconized )
 925     {
 926         PositionStatusBar();
 927         PositionToolBar();
 928
 929         wxSizeEvent event(wxSize(x, y), m_windowId);
 930         event.SetEventObject( this );
 931         processed = GetEventHandler()->ProcessEvent(event);
 932     }
 933
 934     return processed;
 935 }
 936
 937 bool wxFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND control)
 938 {
 939     if ( control )
 940     {
 941         // In case it's e.g. a toolbar.
 942         wxWindow *win = wxFindWinFromHandle(control);
 943         if ( win )
 944             return win->MSWCommand(cmd, id);
 945     }
 946
 947     // handle here commands from menus and accelerators
 948     if ( cmd == 0 || cmd == 1 )
 949     {
 950         if ( wxCurrentPopupMenu )
 951         {
 952             wxMenu *popupMenu = wxCurrentPopupMenu;
 953             wxCurrentPopupMenu = NULL;
 954
 955             return popupMenu->MSWCommand(cmd, id);
 956         }
 957
 958         if ( ProcessCommand(id) )
 959         {
 960             return TRUE;
 961         }
 962     }
 963
 964     return FALSE;
 965 }
 966
 967 bool wxFrame::HandleMenuSelect(WXWORD nItem, WXWORD flags, WXHMENU hMenu)
 968 {
 969     int item;
 970     if ( flags == 0xFFFF && hMenu == 0 )
 971     {
 972         // menu was removed from screen
 973         item = -1;
 974     }
 975     else if ( !(flags & MF_POPUP) && !(flags & MF_SEPARATOR) )
 976     {
 977         item = nItem;
 978     }
 979     else
 980     {
 981         // don't give hints for separators (doesn't make sense) nor for the
 982         // items opening popup menus (they don't have them anyhow)
 983         return FALSE;
 984     }
 985
 986     wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, item);
 987     event.SetEventObject( this );
 988
 989     return GetEventHandler()->ProcessEvent(event);
 990 }
 991
 992 // ---------------------------------------------------------------------------
 993 // the window proc for wxFrame
 994 // ---------------------------------------------------------------------------
 995
 996 long wxFrame::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
 997 {
 998     long rc = 0;
 999     bool processed = FALSE;
1000
1001     switch ( message )
1002     {
1003         case WM_CLOSE:
1004             // if we can't close, tell the system that we processed the
1005             // message - otherwise it would close us
1006             processed = !Close();
1007             break;
1008
1009         case WM_COMMAND:
1010             {
1011                 WORD id, cmd;
1012                 WXHWND hwnd;
1013                 UnpackCommand((WXWPARAM)wParam, (WXLPARAM)lParam,
1014                               &id, &hwnd, &cmd);
1015
1016                 processed = HandleCommand(id, cmd, (WXHWND)hwnd);
1017             }
1018             break;
1019
1020         case WM_MENUSELECT:
1021             {
1022                 WXWORD item, flags;
1023                 WXHMENU hmenu;
1024                 UnpackMenuSelect(wParam, lParam, &item, &flags, &hmenu);
1025
1026                 processed = HandleMenuSelect(item, flags, hmenu);
1027             }
1028             break;
1029
1030         case WM_PAINT:
1031             processed = HandlePaint();
1032             break;
1033
1034         case WM_QUERYDRAGICON:
1035             {
1036                 HICON hIcon = m_icon.Ok() ? GetHiconOf(m_icon)
1037                                           : (HICON)(m_defaultIcon);
1038                 rc = (long)hIcon;
1039                 processed = rc != 0;
1040             }
1041             break;
1042
1043         case WM_SIZE:
1044             processed = HandleSize(LOWORD(lParam), HIWORD(lParam), wParam);
1045             break;
1046     }
1047
1048     if ( !processed )
1049         rc = wxWindow::MSWWindowProc(message, wParam, lParam);
1050
1051     return rc;
1052 }
1053