src/msw/frame.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        msw/frame.cpp
   3 // Purpose:     wxFrameMSW
   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/frame.h"
  33     #include "wx/app.h"
  34     #include "wx/menu.h"
  35     #include "wx/utils.h"
  36     #include "wx/dialog.h"
  37     #include "wx/settings.h"
  38     #include "wx/dcclient.h"
  39     #include "wx/mdi.h"
  40     #include "wx/panel.h"
  41 #endif // WX_PRECOMP
  42
  43 #include "wx/msw/private.h"
  44
  45 #if wxUSE_STATUSBAR
  46     #include "wx/statusbr.h"
  47     #include "wx/generic/statusbr.h"
  48 #endif // wxUSE_STATUSBAR
  49
  50 #if wxUSE_TOOLBAR
  51     #include "wx/toolbar.h"
  52 #endif // wxUSE_TOOLBAR
  53
  54 #include "wx/menuitem.h"
  55 #include "wx/log.h"
  56
  57 #ifdef __WXUNIVERSAL__
  58     #include "wx/univ/theme.h"
  59     #include "wx/univ/colschem.h"
  60 #endif // __WXUNIVERSAL__
  61
  62 // ----------------------------------------------------------------------------
  63 // globals
  64 // ----------------------------------------------------------------------------
  65
  66 extern wxWindowList wxModelessWindows;
  67 extern wxList WXDLLEXPORT wxPendingDelete;
  68 extern const wxChar *wxFrameClassName;
  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(wxFrameMSW, wxFrameBase)
  79     EVT_ACTIVATE(wxFrameMSW::OnActivate)
  80     EVT_SYS_COLOUR_CHANGED(wxFrameMSW::OnSysColourChanged)
  81 END_EVENT_TABLE()
  82
  83 #ifndef __WXUNIVERSAL__
  84     IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxWindow)
  85 #endif
  86
  87 // ============================================================================
  88 // implementation
  89 // ============================================================================
  90
  91 // ----------------------------------------------------------------------------
  92 // static class members
  93 // ----------------------------------------------------------------------------
  94
  95 #if wxUSE_STATUSBAR
  96     #if wxUSE_NATIVE_STATUSBAR
  97         bool wxFrameMSW::m_useNativeStatusBar = TRUE;
  98     #else
  99         bool wxFrameMSW::m_useNativeStatusBar = FALSE;
 100     #endif
 101 #endif // wxUSE_NATIVE_STATUSBAR
 102
 103 // ----------------------------------------------------------------------------
 104 // creation/destruction
 105 // ----------------------------------------------------------------------------
 106
 107 void wxFrameMSW::Init()
 108 {
 109     m_iconized =
 110     m_maximizeOnShow = FALSE;
 111
 112 #if wxUSE_TOOLTIPS
 113     m_hwndToolTip = 0;
 114 #endif
 115
 116     // Data to save/restore when calling ShowFullScreen
 117     m_fsStyle = 0;
 118     m_fsOldWindowStyle = 0;
 119     m_fsStatusBarFields = 0;
 120     m_fsStatusBarHeight = 0;
 121     m_fsToolBarHeight = 0;
 122 //  m_fsMenu = 0;
 123     m_fsIsMaximized = FALSE;
 124     m_fsIsShowing = FALSE;
 125
 126     m_winLastFocused = (wxWindow *)NULL;
 127
 128     // unlike (almost?) all other windows, frames are created hidden
 129     m_isShown = FALSE;
 130 }
 131
 132 bool wxFrameMSW::Create(wxWindow *parent,
 133                      wxWindowID id,
 134                      const wxString& title,
 135                      const wxPoint& pos,
 136                      const wxSize& size,
 137                      long style,
 138                      const wxString& name)
 139 {
 140   SetName(name);
 141   m_windowStyle = style;
 142 #if wxUSE_MENUS
 143   m_frameMenuBar = NULL;
 144 #endif // wxUSE_MENUS
 145 #if wxUSE_TOOLBAR
 146   m_frameToolBar = NULL;
 147 #endif // wxUSE_TOOLBAR
 148 #if wxUSE_STATUSBAR
 149   m_frameStatusBar = NULL;
 150 #endif // wxUSE_STATUSBAR
 151
 152   SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
 153
 154   if ( id > -1 )
 155     m_windowId = id;
 156   else
 157     m_windowId = (int)NewControlId();
 158
 159   if (parent) parent->AddChild(this);
 160
 161   int x = pos.x;
 162   int y = pos.y;
 163   int width = size.x;
 164   int height = size.y;
 165
 166   m_iconized = FALSE;
 167
 168   wxTopLevelWindows.Append(this);
 169
 170   MSWCreate(m_windowId, parent, wxFrameClassName, this, title,
 171             x, y, width, height, style);
 172
 173   wxModelessWindows.Append(this);
 174
 175   return TRUE;
 176 }
 177
 178 wxFrameMSW::~wxFrameMSW()
 179 {
 180   m_isBeingDeleted = TRUE;
 181   wxTopLevelWindows.DeleteObject(this);
 182
 183   // the ~wxToolBar() code relies on the previous line to be executed before
 184   // this one, i.e. the frame should remove itself from wxTopLevelWindows
 185   // before destorying its toolbar
 186   DeleteAllBars();
 187
 188   if (wxTheApp && (wxTopLevelWindows.Number() == 0))
 189   {
 190     wxTheApp->SetTopWindow(NULL);
 191
 192     if (wxTheApp->GetExitOnFrameDelete())
 193     {
 194        PostQuitMessage(0);
 195     }
 196   }
 197
 198   wxModelessWindows.DeleteObject(this);
 199
 200   // For some reason, wxWindows can activate another task altogether
 201   // when a frame is destroyed after a modal dialog has been invoked.
 202   // Try to bring the parent to the top.
 203   // MT:Only do this if this frame is currently the active window, else weird
 204   // things start to happen
 205   if ( wxGetActiveWindow() == this )
 206   if (GetParent() && GetParent()->GetHWND())
 207     ::BringWindowToTop((HWND) GetParent()->GetHWND());
 208 }
 209
 210 // Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
 211 void wxFrameMSW::DoGetClientSize(int *x, int *y) const
 212 {
 213   RECT rect;
 214   ::GetClientRect(GetHwnd(), &rect);
 215
 216 #if wxUSE_STATUSBAR
 217   if ( GetStatusBar() && GetStatusBar()->IsShown() )
 218   {
 219     int statusX, statusY;
 220     GetStatusBar()->GetClientSize(&statusX, &statusY);
 221     rect.bottom -= statusY;
 222   }
 223 #endif // wxUSE_STATUSBAR
 224
 225   wxPoint pt(GetClientAreaOrigin());
 226   rect.bottom -= pt.y;
 227   rect.right -= pt.x;
 228
 229   if ( x )
 230     *x = rect.right;
 231   if ( y )
 232     *y = rect.bottom;
 233 }
 234
 235 // Set the client size (i.e. leave the calculation of borders etc.
 236 // to wxWindows)
 237 void wxFrameMSW::DoSetClientSize(int width, int height)
 238 {
 239     HWND hWnd = GetHwnd();
 240
 241     RECT rectClient;
 242     ::GetClientRect(hWnd, &rectClient);
 243
 244     RECT rectTotal;
 245     ::GetWindowRect(hWnd, &rectTotal);
 246
 247     // Find the difference between the entire window (title bar and all)
 248     // and the client area; add this to the new client size to move the
 249     // window
 250     width += rectTotal.right - rectTotal.left - rectClient.right;
 251     height += rectTotal.bottom - rectTotal.top - rectClient.bottom;
 252
 253 #if wxUSE_STATUSBAR
 254     wxStatusBar *statbar = GetStatusBar();
 255     if ( statbar && statbar->IsShown() )
 256     {
 257         // leave enough space for the status bar
 258         height += statbar->GetSize().y;
 259     }
 260 #endif // wxUSE_STATUSBAR
 261
 262     // note that this takes the toolbar into account
 263     wxPoint pt = GetClientAreaOrigin();
 264     width += pt.x;
 265     height += pt.y;
 266
 267     if ( !::MoveWindow(hWnd, rectTotal.left, rectTotal.top,
 268                        width, height, TRUE /* redraw */) )
 269     {
 270         wxLogLastError(_T("MoveWindow"));
 271     }
 272
 273     wxSizeEvent event(wxSize(width, height), m_windowId);
 274     event.SetEventObject(this);
 275     GetEventHandler()->ProcessEvent(event);
 276 }
 277
 278 void wxFrameMSW::DoGetSize(int *width, int *height) const
 279 {
 280     RECT rect;
 281     ::GetWindowRect(GetHwnd(), &rect);
 282
 283     *width = rect.right - rect.left;
 284     *height = rect.bottom - rect.top;
 285 }
 286
 287 void wxFrameMSW::DoGetPosition(int *x, int *y) const
 288 {
 289     RECT rect;
 290     ::GetWindowRect(GetHwnd(), &rect);
 291
 292     *x = rect.left;
 293     *y = rect.top;
 294 }
 295
 296 // ----------------------------------------------------------------------------
 297 // variations around ::ShowWindow()
 298 // ----------------------------------------------------------------------------
 299
 300 void wxFrameMSW::DoShowWindow(int nShowCmd)
 301 {
 302     ::ShowWindow(GetHwnd(), nShowCmd);
 303
 304     m_iconized = nShowCmd == SW_MINIMIZE;
 305 }
 306
 307 bool wxFrameMSW::Show(bool show)
 308 {
 309     // don't use wxWindow version as we want to call DoShowWindow()
 310     if ( !wxWindowBase::Show(show) )
 311         return FALSE;
 312
 313     int nShowCmd;
 314     if ( show )
 315     {
 316         if ( m_maximizeOnShow )
 317         {
 318             // show and maximize
 319             nShowCmd = SW_MAXIMIZE;
 320
 321             m_maximizeOnShow = FALSE;
 322         }
 323         else // just show
 324         {
 325             nShowCmd = SW_SHOW;
 326         }
 327     }
 328     else // hide
 329     {
 330         nShowCmd = SW_HIDE;
 331     }
 332
 333     DoShowWindow(nShowCmd);
 334
 335     if ( show )
 336     {
 337         ::BringWindowToTop(GetHwnd());
 338
 339         wxActivateEvent event(wxEVT_ACTIVATE, TRUE, m_windowId);
 340         event.SetEventObject( this );
 341         GetEventHandler()->ProcessEvent(event);
 342     }
 343     else // hide
 344     {
 345         // Try to highlight the correct window (the parent)
 346         if ( GetParent() )
 347         {
 348             HWND hWndParent = GetHwndOf(GetParent());
 349             if (hWndParent)
 350                 ::BringWindowToTop(hWndParent);
 351         }
 352     }
 353
 354     return TRUE;
 355 }
 356
 357 void wxFrameMSW::Iconize(bool iconize)
 358 {
 359     DoShowWindow(iconize ? SW_MINIMIZE : SW_RESTORE);
 360 }
 361
 362 void wxFrameMSW::Maximize(bool maximize)
 363 {
 364     if ( IsShown() )
 365     {
 366         // just maximize it directly
 367         DoShowWindow(maximize ? SW_MAXIMIZE : SW_RESTORE);
 368     }
 369     else // hidden
 370     {
 371         // we can't maximize the hidden frame because it shows it as well, so
 372         // just remember that we should do it later in this case
 373         m_maximizeOnShow = TRUE;
 374     }
 375 }
 376
 377 void wxFrameMSW::Restore()
 378 {
 379     DoShowWindow(SW_RESTORE);
 380 }
 381
 382 bool wxFrameMSW::IsIconized() const
 383 {
 384 #ifdef __WXMICROWIN__
 385   // TODO
 386   return FALSE;
 387 #else
 388   ((wxFrameMSW *)this)->m_iconized = (::IsIconic(GetHwnd()) != 0);
 389   return m_iconized;
 390 #endif
 391 }
 392
 393 // Is it maximized?
 394 bool wxFrameMSW::IsMaximized() const
 395 {
 396 #ifdef __WXMICROWIN__
 397   // TODO
 398   return FALSE;
 399 #else
 400     return (::IsZoomed(GetHwnd()) != 0);
 401 #endif
 402 }
 403
 404 void wxFrameMSW::SetIcon(const wxIcon& icon)
 405 {
 406     wxFrameBase::SetIcon(icon);
 407
 408 #if defined(__WIN95__) && !defined(__WXMICROWIN__)
 409     if ( m_icon.Ok() )
 410     {
 411         SendMessage(GetHwnd(), WM_SETICON,
 412                     (WPARAM)TRUE, (LPARAM)(HICON) m_icon.GetHICON());
 413     }
 414 #endif // __WIN95__
 415 }
 416
 417 // generate an artificial resize event
 418 void wxFrameMSW::SendSizeEvent()
 419 {
 420     RECT r;
 421 #ifdef __WIN16__
 422     ::GetWindowRect(GetHwnd(), &r);
 423 #else
 424     if ( !::GetWindowRect(GetHwnd(), &r) )
 425     {
 426         wxLogLastError(_T("GetWindowRect"));
 427     }
 428 #endif
 429
 430     if ( !m_iconized )
 431     {
 432         (void)::PostMessage(GetHwnd(), WM_SIZE,
 433                             IsMaximized() ? SIZE_MAXIMIZED : SIZE_RESTORED,
 434                             MAKELPARAM(r.right - r.left, r.bottom - r.top));
 435     }
 436 }
 437
 438 #if wxUSE_STATUSBAR
 439 wxStatusBar *wxFrameMSW::OnCreateStatusBar(int number,
 440                                         long style,
 441                                         wxWindowID id,
 442                                         const wxString& name)
 443 {
 444     wxStatusBar *statusBar = NULL;
 445
 446 #if wxUSE_NATIVE_STATUSBAR
 447     if ( !UsesNativeStatusBar() )
 448     {
 449         statusBar = (wxStatusBar *)new wxStatusBarGeneric(this, id, style);
 450     }
 451     else
 452 #endif
 453     {
 454         statusBar = new wxStatusBar(this, id, style, name);
 455     }
 456
 457     // Set the height according to the font and the border size
 458     wxClientDC dc(statusBar);
 459     dc.SetFont(statusBar->GetFont());
 460
 461     wxCoord y;
 462     dc.GetTextExtent(_T("X"), NULL, &y );
 463
 464     int height = (int)( (11*y)/10 + 2*statusBar->GetBorderY());
 465
 466     statusBar->SetSize(-1, -1, -1, height);
 467
 468     statusBar->SetFieldsCount(number);
 469
 470     return statusBar;
 471 }
 472
 473 void wxFrameMSW::PositionStatusBar()
 474 {
 475     if ( !m_frameStatusBar )
 476         return;
 477
 478     int w, h;
 479     GetClientSize(&w, &h);
 480     int sw, sh;
 481     m_frameStatusBar->GetSize(&sw, &sh);
 482
 483     // Since we wish the status bar to be directly under the client area,
 484     // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 485     m_frameStatusBar->SetSize(0, h, w, sh);
 486 }
 487 #endif // wxUSE_STATUSBAR
 488
 489 void wxFrameMSW::DetachMenuBar()
 490 {
 491 #if wxUSE_MENUS
 492     if ( m_frameMenuBar )
 493     {
 494         m_frameMenuBar->Detach();
 495         m_frameMenuBar = NULL;
 496     }
 497 #endif // wxUSE_MENUS
 498 }
 499
 500 void wxFrameMSW::SetMenuBar(wxMenuBar *menubar)
 501 {
 502 #if wxUSE_MENUS
 503     // detach the old menu bar in any case
 504     DetachMenuBar();
 505
 506 #if wxUSE_MENUS_NATIVE
 507     if ( !menubar )
 508     {
 509         // actually remove the menu from the frame
 510         m_hMenu = (WXHMENU)0;
 511         InternalSetMenuBar();
 512     }
 513     else // set new non NULL menu bar
 514     {
 515         // Can set a menubar several times.
 516         if ( menubar->GetHMenu() )
 517         {
 518             m_hMenu = menubar->GetHMenu();
 519         }
 520         else
 521         {
 522             if (menubar->IsAttached())
 523                 menubar->Detach();
 524
 525             m_hMenu = menubar->Create();
 526
 527             if ( !m_hMenu )
 528                 return;
 529         }
 530
 531         InternalSetMenuBar();
 532     }
 533 #endif // wxUSE_MENUS_NATIVE
 534
 535     if ( menubar )
 536     {
 537         m_frameMenuBar = menubar;
 538         menubar->Attach((wxFrame *)this);
 539     }
 540 #endif // wxUSE_MENUS
 541 }
 542
 543 #if wxUSE_MENUS_NATIVE
 544
 545 void wxFrameMSW::InternalSetMenuBar()
 546 {
 547 #ifndef __WXMICROWIN__
 548     if ( !::SetMenu(GetHwnd(), (HMENU)m_hMenu) )
 549     {
 550         wxLogLastError(wxT("SetMenu"));
 551     }
 552 #endif
 553 }
 554
 555 #endif // wxUSE_MENUS_NATIVE
 556
 557 // Responds to colour changes, and passes event on to children.
 558 void wxFrameMSW::OnSysColourChanged(wxSysColourChangedEvent& event)
 559 {
 560     SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
 561     Refresh();
 562
 563 #if wxUSE_STATUSBAR
 564     if ( m_frameStatusBar )
 565     {
 566         wxSysColourChangedEvent event2;
 567         event2.SetEventObject( m_frameStatusBar );
 568         m_frameStatusBar->GetEventHandler()->ProcessEvent(event2);
 569     }
 570 #endif // wxUSE_STATUSBAR
 571
 572     // Propagate the event to the non-top-level children
 573     wxWindow::OnSysColourChanged(event);
 574 }
 575
 576 // Pass TRUE to show full screen, FALSE to restore.
 577 bool wxFrameMSW::ShowFullScreen(bool show, long style)
 578 {
 579     if (show)
 580     {
 581         if (IsFullScreen())
 582             return FALSE;
 583
 584         m_fsIsShowing = TRUE;
 585         m_fsStyle = style;
 586
 587 #if wxUSE_TOOLBAR
 588         wxToolBar *theToolBar = GetToolBar();
 589         if (theToolBar)
 590             theToolBar->GetSize(NULL, &m_fsToolBarHeight);
 591
 592         // zap the toolbar, menubar, and statusbar
 593
 594         if ((style & wxFULLSCREEN_NOTOOLBAR) && theToolBar)
 595         {
 596             theToolBar->SetSize(-1,0);
 597             theToolBar->Show(FALSE);
 598         }
 599 #endif // wxUSE_TOOLBAR
 600
 601 #ifndef __WXMICROWIN__
 602         if (style & wxFULLSCREEN_NOMENUBAR)
 603             SetMenu((HWND)GetHWND(), (HMENU) NULL);
 604 #endif
 605
 606 #if wxUSE_STATUSBAR
 607         wxStatusBar *theStatusBar = GetStatusBar();
 608         if (theStatusBar)
 609             theStatusBar->GetSize(NULL, &m_fsStatusBarHeight);
 610
 611         // Save the number of fields in the statusbar
 612         if ((style & wxFULLSCREEN_NOSTATUSBAR) && theStatusBar)
 613         {
 614             //m_fsStatusBarFields = theStatusBar->GetFieldsCount();
 615             //SetStatusBar((wxStatusBar*) NULL);
 616             //delete theStatusBar;
 617             theStatusBar->Show(FALSE);
 618         }
 619         else
 620             m_fsStatusBarFields = 0;
 621 #endif // wxUSE_STATUSBAR
 622
 623         // zap the frame borders
 624
 625         // save the 'normal' window style
 626         m_fsOldWindowStyle = GetWindowLong((HWND)GetHWND(), GWL_STYLE);
 627
 628         // save the old position, width & height, maximize state
 629         m_fsOldSize = GetRect();
 630         m_fsIsMaximized = IsMaximized();
 631
 632         // decide which window style flags to turn off
 633         LONG newStyle = m_fsOldWindowStyle;
 634         LONG offFlags = 0;
 635
 636         if (style & wxFULLSCREEN_NOBORDER)
 637             offFlags |= WS_BORDER;
 638         if (style & wxFULLSCREEN_NOCAPTION)
 639             offFlags |= (WS_CAPTION | WS_SYSMENU);
 640
 641         newStyle &= (~offFlags);
 642
 643         // change our window style to be compatible with full-screen mode
 644         SetWindowLong((HWND)GetHWND(), GWL_STYLE, newStyle);
 645
 646         // resize to the size of the desktop
 647         int width, height;
 648
 649         RECT rect;
 650         ::GetWindowRect(GetDesktopWindow(), &rect);
 651         width = rect.right - rect.left;
 652         height = rect.bottom - rect.top;
 653
 654         SetSize(width, height);
 655
 656         // now flush the window style cache and actually go full-screen
 657         SetWindowPos((HWND)GetHWND(), HWND_TOP, 0, 0, width, height, SWP_FRAMECHANGED);
 658
 659         wxSizeEvent event(wxSize(width, height), GetId());
 660         GetEventHandler()->ProcessEvent(event);
 661
 662         return TRUE;
 663     }
 664     else
 665     {
 666         if (!IsFullScreen())
 667             return FALSE;
 668
 669         m_fsIsShowing = FALSE;
 670
 671 #if wxUSE_TOOLBAR
 672         wxToolBar *theToolBar = GetToolBar();
 673
 674         // restore the toolbar, menubar, and statusbar
 675         if (theToolBar && (m_fsStyle & wxFULLSCREEN_NOTOOLBAR))
 676         {
 677             theToolBar->SetSize(-1, m_fsToolBarHeight);
 678             theToolBar->Show(TRUE);
 679         }
 680 #endif // wxUSE_TOOLBAR
 681
 682 #if wxUSE_STATUSBAR
 683         if ( m_fsStyle & wxFULLSCREEN_NOSTATUSBAR )
 684         {
 685             //CreateStatusBar(m_fsStatusBarFields);
 686             if (GetStatusBar())
 687             {
 688                 GetStatusBar()->Show(TRUE);
 689                 PositionStatusBar();
 690             }
 691         }
 692 #endif // wxUSE_STATUSBAR
 693
 694 #ifndef __WXMICROWIN__
 695         if ((m_fsStyle & wxFULLSCREEN_NOMENUBAR) && (m_hMenu != 0))
 696             SetMenu((HWND)GetHWND(), (HMENU)m_hMenu);
 697 #endif
 698
 699         Maximize(m_fsIsMaximized);
 700         SetWindowLong((HWND)GetHWND(),GWL_STYLE, m_fsOldWindowStyle);
 701         SetWindowPos((HWND)GetHWND(),HWND_TOP,m_fsOldSize.x, m_fsOldSize.y,
 702             m_fsOldSize.width, m_fsOldSize.height, SWP_FRAMECHANGED);
 703
 704         return TRUE;
 705     }
 706 }
 707
 708 /*
 709  * Frame window
 710  *
 711  */
 712
 713 bool wxFrameMSW::MSWCreate(int id, wxWindow *parent, const wxChar *wclass, wxWindow *wx_win, const wxChar *title,
 714                    int x, int y, int width, int height, long style)
 715
 716 {
 717   m_defaultIcon = (WXHICON) (wxSTD_FRAME_ICON ? wxSTD_FRAME_ICON : wxDEFAULT_FRAME_ICON);
 718
 719   // If child windows aren't properly drawn initially, WS_CLIPCHILDREN
 720   // could be the culprit. But without it, you can get a lot of flicker.
 721
 722   DWORD msflags = 0;
 723   if ( style & wxCAPTION )
 724   {
 725     if ( style & wxFRAME_TOOL_WINDOW )
 726         msflags |= WS_POPUPWINDOW;
 727     else
 728         msflags |= WS_OVERLAPPED;
 729   }
 730   else
 731   {
 732     msflags |= WS_POPUP;
 733   }
 734
 735   if (style & wxMINIMIZE_BOX)
 736     msflags |= WS_MINIMIZEBOX;
 737   if (style & wxMAXIMIZE_BOX)
 738     msflags |= WS_MAXIMIZEBOX;
 739   if (style & wxTHICK_FRAME)
 740     msflags |= WS_THICKFRAME;
 741   if (style & wxSYSTEM_MENU)
 742     msflags |= WS_SYSMENU;
 743   if ( style & wxMINIMIZE )
 744     msflags |= WS_MINIMIZE;
 745   if (style & wxMAXIMIZE)
 746     msflags |= WS_MAXIMIZE;
 747   if (style & wxCAPTION)
 748     msflags |= WS_CAPTION;
 749   if (style & wxCLIP_CHILDREN)
 750     msflags |= WS_CLIPCHILDREN;
 751
 752   // Keep this in wxFrameMSW because it saves recoding this function
 753   // in wxTinyFrame
 754 #if wxUSE_ITSY_BITSY && !defined(__WIN32__)
 755   if (style & wxTINY_CAPTION_VERT)
 756     msflags |= IBS_VERTCAPTION;
 757   if (style & wxTINY_CAPTION_HORIZ)
 758     msflags |= IBS_HORZCAPTION;
 759 #else
 760   if (style & wxTINY_CAPTION_VERT)
 761     msflags |= WS_CAPTION;
 762   if (style & wxTINY_CAPTION_HORIZ)
 763     msflags |= WS_CAPTION;
 764 #endif
 765   if ((style & wxTHICK_FRAME) == 0)
 766     msflags |= WS_BORDER;
 767
 768   WXDWORD extendedStyle = MakeExtendedStyle(style);
 769
 770   // make all frames appear in the win9x shell taskbar unless
 771   // wxFRAME_TOOL_WINDOW or wxFRAME_NO_TASKBAR is given - without giving them
 772   // WS_EX_APPWINDOW style, the child (i.e. owned) frames wouldn't appear in it
 773 #if !defined(__WIN16__) && !defined(__SC__)
 774   if ( (style & wxFRAME_TOOL_WINDOW) ||
 775        (style & wxFRAME_NO_TASKBAR) )
 776       extendedStyle |= WS_EX_TOOLWINDOW;
 777   else if ( !(style & wxFRAME_NO_TASKBAR) )
 778       extendedStyle |= WS_EX_APPWINDOW;
 779 #endif
 780
 781   if (style & wxSTAY_ON_TOP)
 782     extendedStyle |= WS_EX_TOPMOST;
 783
 784 #ifndef __WIN16__
 785   if (m_exStyle & wxFRAME_EX_CONTEXTHELP)
 786     extendedStyle |= WS_EX_CONTEXTHELP;
 787 #endif
 788
 789   m_iconized = FALSE;
 790   if ( !wxWindow::MSWCreate(id, parent, wclass, wx_win, title, x, y, width, height,
 791          msflags, NULL, extendedStyle) )
 792          return FALSE;
 793
 794   // Seems to be necessary if we use WS_POPUP
 795   // style instead of WS_OVERLAPPED
 796   if (width > -1 && height > -1)
 797     ::PostMessage(GetHwnd(), WM_SIZE, SIZE_RESTORED, MAKELPARAM(width, height));
 798
 799   return TRUE;
 800 }
 801
 802 // Default activation behaviour - set the focus for the first child
 803 // subwindow found.
 804 void wxFrameMSW::OnActivate(wxActivateEvent& event)
 805 {
 806     if ( event.GetActive() )
 807     {
 808         // restore focus to the child which was last focused
 809         wxLogTrace(_T("focus"), _T("wxFrameMSW %08x activated."), m_hWnd);
 810
 811         wxWindow *parent = m_winLastFocused ? m_winLastFocused->GetParent()
 812                                             : NULL;
 813         if ( !parent )
 814         {
 815             parent = this;
 816         }
 817
 818         wxSetFocusToChild(parent, &m_winLastFocused);
 819     }
 820     else // deactivating
 821     {
 822         // remember the last focused child if it is our child
 823         m_winLastFocused = FindFocus();
 824
 825         // so we NULL it out if it's a child from some other frame
 826         wxWindow *win = m_winLastFocused;
 827         while ( win )
 828         {
 829             if ( win->IsTopLevel() )
 830             {
 831                 if ( win != this )
 832                 {
 833                     m_winLastFocused = NULL;
 834                 }
 835
 836                 break;
 837             }
 838
 839             win = win->GetParent();
 840         }
 841
 842         wxLogTrace(_T("focus"),
 843                    _T("wxFrameMSW %08x deactivated, last focused: %08x."),
 844                    m_hWnd,
 845                    m_winLastFocused ? GetHwndOf(m_winLastFocused)
 846                                     : NULL);
 847
 848         event.Skip();
 849     }
 850 }
 851
 852 // ----------------------------------------------------------------------------
 853 // tool/status bar stuff
 854 // ----------------------------------------------------------------------------
 855
 856 #if wxUSE_TOOLBAR
 857
 858 wxToolBar* wxFrameMSW::CreateToolBar(long style, wxWindowID id, const wxString& name)
 859 {
 860     if ( wxFrameBase::CreateToolBar(style, id, name) )
 861     {
 862         PositionToolBar();
 863     }
 864
 865     return m_frameToolBar;
 866 }
 867
 868 void wxFrameMSW::PositionToolBar()
 869 {
 870     RECT rect;
 871     ::GetClientRect(GetHwnd(), &rect);
 872
 873 #if wxUSE_STATUSBAR
 874     if ( GetStatusBar() )
 875     {
 876         int statusX, statusY;
 877         GetStatusBar()->GetClientSize(&statusX, &statusY);
 878         rect.bottom -= statusY;
 879     }
 880 #endif // wxUSE_STATUSBAR
 881
 882     if ( GetToolBar() && GetToolBar()->IsShown() )
 883     {
 884         int tw, th;
 885         GetToolBar()->GetSize(&tw, &th);
 886
 887         if ( GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL )
 888         {
 889             th = rect.bottom;
 890         }
 891         else
 892         {
 893             tw = rect.right;
 894         }
 895
 896         // Use the 'real' MSW position here
 897         GetToolBar()->SetSize(0, 0, tw, th, wxSIZE_NO_ADJUSTMENTS);
 898     }
 899 }
 900 #endif // wxUSE_TOOLBAR
 901
 902 // ----------------------------------------------------------------------------
 903 // frame state (iconized/maximized/...)
 904 // ----------------------------------------------------------------------------
 905
 906 // propagate our state change to all child frames: this allows us to emulate X
 907 // Windows behaviour where child frames float independently of the parent one
 908 // on the desktop, but are iconized/restored with it
 909 void wxFrameMSW::IconizeChildFrames(bool bIconize)
 910 {
 911     for ( wxWindowList::Node *node = GetChildren().GetFirst();
 912           node;
 913           node = node->GetNext() )
 914     {
 915         wxWindow *win = node->GetData();
 916
 917         // iconizing the frames with this style under Win95 shell puts them at
 918         // the bottom of the screen (as the MDI children) instead of making
 919         // them appear in the taskbar because they are, by virtue of this
 920         // style, not managed by the taskbar - instead leave Windows take care
 921         // of them
 922 #ifdef __WIN95__
 923         if ( win->GetWindowStyle() & wxFRAME_TOOL_WINDOW )
 924             continue;
 925 #endif // Win95
 926
 927         // the child MDI frames are a special case and should not be touched by
 928         // the parent frame - instead, they are managed by the user
 929         wxFrameMSW *frame = wxDynamicCast(win, wxFrame);
 930         if ( frame
 931 #if wxUSE_MDI_ARCHITECTURE
 932                 && !wxDynamicCast(frame, wxMDIChildFrame)
 933 #endif // wxUSE_MDI_ARCHITECTURE
 934            )
 935         {
 936             frame->Iconize(bIconize);
 937         }
 938     }
 939 }
 940
 941 // ===========================================================================
 942 // message processing
 943 // ===========================================================================
 944
 945 // ---------------------------------------------------------------------------
 946 // preprocessing
 947 // ---------------------------------------------------------------------------
 948
 949 bool wxFrameMSW::MSWTranslateMessage(WXMSG* pMsg)
 950 {
 951     if ( wxWindow::MSWTranslateMessage(pMsg) )
 952         return TRUE;
 953
 954 #if wxUSE_MENUS && wxUSE_ACCEL && !defined(__WXUNIVERSAL__)
 955     // try the menu bar accels
 956     wxMenuBar *menuBar = GetMenuBar();
 957     if ( !menuBar )
 958         return FALSE;
 959
 960     const wxAcceleratorTable& acceleratorTable = menuBar->GetAccelTable();
 961     return acceleratorTable.Translate(this, pMsg);
 962 #else
 963     return FALSE;
 964 #endif // wxUSE_MENUS && wxUSE_ACCEL
 965 }
 966
 967 // ---------------------------------------------------------------------------
 968 // our private (non virtual) message handlers
 969 // ---------------------------------------------------------------------------
 970
 971 bool wxFrameMSW::HandlePaint()
 972 {
 973     RECT rect;
 974     if ( GetUpdateRect(GetHwnd(), &rect, FALSE) )
 975     {
 976 #ifndef __WXMICROWIN__
 977         if ( m_iconized )
 978         {
 979             HICON hIcon = m_icon.Ok() ? GetHiconOf(m_icon)
 980                                       : (HICON)m_defaultIcon;
 981
 982             // Hold a pointer to the dc so long as the OnPaint() message
 983             // is being processed
 984             PAINTSTRUCT ps;
 985             HDC hdc = ::BeginPaint(GetHwnd(), &ps);
 986
 987             // Erase background before painting or we get white background
 988             MSWDefWindowProc(WM_ICONERASEBKGND, (WORD)(LONG)ps.hdc, 0L);
 989
 990             if ( hIcon )
 991             {
 992                 RECT rect;
 993                 ::GetClientRect(GetHwnd(), &rect);
 994
 995                 // FIXME: why hardcoded?
 996                 static const int icon_width = 32;
 997                 static const int icon_height = 32;
 998
 999                 int icon_x = (int)((rect.right - icon_width)/2);
1000                 int icon_y = (int)((rect.bottom - icon_height)/2);
1001
1002                 ::DrawIcon(hdc, icon_x, icon_y, hIcon);
1003             }
1004
1005             ::EndPaint(GetHwnd(), &ps);
1006
1007             return TRUE;
1008         }
1009         else
1010  #endif
1011         {
1012             return wxWindow::HandlePaint();
1013         }
1014     }
1015     else
1016     {
1017         // nothing to paint - processed
1018         return TRUE;
1019     }
1020 }
1021
1022 bool wxFrameMSW::HandleSize(int x, int y, WXUINT id)
1023 {
1024     bool processed = FALSE;
1025 #ifndef __WXMICROWIN__
1026
1027     switch ( id )
1028     {
1029         case SIZENORMAL:
1030             // only do it it if we were iconized before, otherwise resizing the
1031             // parent frame has a curious side effect of bringing it under it's
1032             // children
1033             if ( !m_iconized )
1034                 break;
1035
1036             // restore all child frames too
1037             IconizeChildFrames(FALSE);
1038
1039             (void)SendIconizeEvent(FALSE);
1040
1041             // fall through
1042
1043         case SIZEFULLSCREEN:
1044             m_iconized = FALSE;
1045             break;
1046
1047         case SIZEICONIC:
1048             // iconize all child frames too
1049             IconizeChildFrames(TRUE);
1050
1051             (void)SendIconizeEvent();
1052
1053             m_iconized = TRUE;
1054             break;
1055     }
1056 #endif
1057
1058     if ( !m_iconized )
1059     {
1060 #if wxUSE_STATUSBAR
1061         PositionStatusBar();
1062 #endif // wxUSE_STATUSBAR
1063
1064 #if wxUSE_TOOLBAR
1065         PositionToolBar();
1066 #endif // wxUSE_TOOLBAR
1067
1068         wxSizeEvent event(wxSize(x, y), m_windowId);
1069         event.SetEventObject( this );
1070         processed = GetEventHandler()->ProcessEvent(event);
1071     }
1072
1073     return processed;
1074 }
1075
1076 bool wxFrameMSW::HandleCommand(WXWORD id, WXWORD cmd, WXHWND control)
1077 {
1078     if ( control )
1079     {
1080         // In case it's e.g. a toolbar.
1081         wxWindow *win = wxFindWinFromHandle(control);
1082         if ( win )
1083             return win->MSWCommand(cmd, id);
1084     }
1085
1086     // handle here commands from menus and accelerators
1087     if ( cmd == 0 || cmd == 1 )
1088     {
1089 #if wxUSE_MENUS_NATIVE
1090         if ( wxCurrentPopupMenu )
1091         {
1092             wxMenu *popupMenu = wxCurrentPopupMenu;
1093             wxCurrentPopupMenu = NULL;
1094
1095             return popupMenu->MSWCommand(cmd, id);
1096         }
1097 #endif // wxUSE_MENUS_NATIVE
1098
1099         if ( ProcessCommand(id) )
1100         {
1101             return TRUE;
1102         }
1103     }
1104
1105     return FALSE;
1106 }
1107
1108 bool wxFrameMSW::HandleMenuSelect(WXWORD nItem, WXWORD flags, WXHMENU hMenu)
1109 {
1110     int item;
1111     if ( flags == 0xFFFF && hMenu == 0 )
1112     {
1113         // menu was removed from screen
1114         item = -1;
1115     }
1116 #ifndef __WXMICROWIN__
1117     else if ( !(flags & MF_POPUP) && !(flags & MF_SEPARATOR) )
1118     {
1119         item = nItem;
1120     }
1121 #endif
1122     else
1123     {
1124 #if wxUSE_STATUSBAR
1125         // don't give hints for separators (doesn't make sense) nor for the
1126         // items opening popup menus (they don't have them anyhow) but do clear
1127         // the status line - otherwise, we would be left with the help message
1128         // for the previous item which doesn't apply any more
1129         wxStatusBar *statbar = GetStatusBar();
1130         if ( statbar )
1131         {
1132             statbar->SetStatusText(wxEmptyString);
1133         }
1134 #endif // wxUSE_STATUSBAR
1135
1136         return FALSE;
1137     }
1138
1139     wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, item);
1140     event.SetEventObject( this );
1141
1142     return GetEventHandler()->ProcessEvent(event);
1143 }
1144
1145 // ---------------------------------------------------------------------------
1146 // the window proc for wxFrameMSW
1147 // ---------------------------------------------------------------------------
1148
1149 long wxFrameMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
1150 {
1151     long rc = 0;
1152     bool processed = FALSE;
1153
1154     switch ( message )
1155     {
1156         case WM_CLOSE:
1157             // if we can't close, tell the system that we processed the
1158             // message - otherwise it would close us
1159             processed = !Close();
1160             break;
1161
1162         case WM_COMMAND:
1163             {
1164                 WORD id, cmd;
1165                 WXHWND hwnd;
1166                 UnpackCommand((WXWPARAM)wParam, (WXLPARAM)lParam,
1167                               &id, &hwnd, &cmd);
1168
1169                 processed = HandleCommand(id, cmd, (WXHWND)hwnd);
1170             }
1171             break;
1172
1173 #ifndef __WXMICROWIN__
1174         case WM_MENUSELECT:
1175             {
1176                 WXWORD item, flags;
1177                 WXHMENU hmenu;
1178                 UnpackMenuSelect(wParam, lParam, &item, &flags, &hmenu);
1179
1180                 processed = HandleMenuSelect(item, flags, hmenu);
1181             }
1182             break;
1183 #endif
1184
1185         case WM_PAINT:
1186             processed = HandlePaint();
1187             break;
1188
1189 #ifndef __WXMICROWIN__
1190         case WM_QUERYDRAGICON:
1191             {
1192                 HICON hIcon = m_icon.Ok() ? GetHiconOf(m_icon)
1193                                           : (HICON)(m_defaultIcon);
1194                 rc = (long)hIcon;
1195                 processed = rc != 0;
1196             }
1197             break;
1198 #endif
1199
1200         case WM_SIZE:
1201             processed = HandleSize(LOWORD(lParam), HIWORD(lParam), wParam);
1202             break;
1203     }
1204
1205     if ( !processed )
1206         rc = wxWindow::MSWWindowProc(message, wParam, lParam);
1207
1208     return rc;
1209 }
1210