src/msw/window.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/msw/windows.cpp
   3 // Purpose:     wxWindow
   4 // Author:      Julian Smart
   5 // Modified by: VZ on 13.05.99: no more Default(), MSWOnXXX() reorganisation
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ===========================================================================
  13 // declarations
  14 // ===========================================================================
  15
  16 // ---------------------------------------------------------------------------
  17 // headers
  18 // ---------------------------------------------------------------------------
  19
  20 #ifdef __GNUG__
  21     #pragma implementation "window.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 <windows.h>
  33     #include "wx/msw/winundef.h"
  34     #include "wx/window.h"
  35     #include "wx/accel.h"
  36     #include "wx/setup.h"
  37     #include "wx/menu.h"
  38     #include "wx/dc.h"
  39     #include "wx/dcclient.h"
  40     #include "wx/utils.h"
  41     #include "wx/app.h"
  42     #include "wx/panel.h"
  43     #include "wx/layout.h"
  44     #include "wx/dialog.h"
  45     #include "wx/frame.h"
  46     #include "wx/listbox.h"
  47     #include "wx/button.h"
  48     #include "wx/msgdlg.h"
  49     #include "wx/settings.h"
  50
  51     #include <stdio.h>
  52 #endif
  53
  54 #if wxUSE_OWNER_DRAWN
  55     #include "wx/ownerdrw.h"
  56 #endif
  57
  58 #if wxUSE_DRAG_AND_DROP
  59     #include "wx/dnd.h"
  60 #endif
  61
  62 #include "wx/menuitem.h"
  63 #include "wx/log.h"
  64
  65 #include "wx/msw/private.h"
  66
  67 #if wxUSE_TOOLTIPS
  68     #include "wx/tooltip.h"
  69 #endif
  70
  71 #if wxUSE_CARET
  72     #include "wx/caret.h"
  73 #endif // wxUSE_CARET
  74
  75 #if wxUSE_SPINCTRL
  76     #include "wx/spinctrl.h"
  77 #endif // wxUSE_SPINCTRL
  78
  79 #include "wx/intl.h"
  80 #include "wx/log.h"
  81
  82 #include "wx/textctrl.h"
  83 #include "wx/notebook.h"
  84
  85 #include <string.h>
  86
  87 #if (!defined(__GNUWIN32_OLD__) && !defined(__WXMICROWIN__)) || defined(__CYGWIN10__)
  88     #include <shellapi.h>
  89     #include <mmsystem.h>
  90 #endif
  91
  92 #ifdef __WIN32__
  93     #include <windowsx.h>
  94 #endif
  95
  96 #if (!defined(__GNUWIN32_OLD__) && !defined(__TWIN32__) && !defined(__WXMICROWIN__)) || defined(__CYGWIN10__)
  97     #ifdef __WIN95__
  98         #include <commctrl.h>
  99     #endif
 100 #elif !defined(__WXMICROWIN__) // broken compiler
 101     #ifndef __TWIN32__
 102         #include "wx/msw/gnuwin32/extra.h"
 103     #endif
 104 #endif
 105
 106 // This didn't appear in mingw until 2.95.2
 107 #ifndef SIF_TRACKPOS
 108 #define SIF_TRACKPOS 16
 109 #endif
 110
 111 #if wxUSE_MOUSEWHEEL
 112     #ifndef WM_MOUSEWHEEL
 113         #define WM_MOUSEWHEEL           0x020A
 114     #endif
 115     #ifndef WHEEL_DELTA
 116         #define WHEEL_DELTA             120
 117     #endif
 118     #ifndef SPI_GETWHEELSCROLLLINES
 119         #define SPI_GETWHEELSCROLLLINES 104
 120     #endif
 121 #endif
 122
 123
 124 // ---------------------------------------------------------------------------
 125 // global variables
 126 // ---------------------------------------------------------------------------
 127
 128 // the last Windows message we got (MT-UNSAFE)
 129 extern MSG s_currentMsg;
 130
 131 #if wxUSE_MENUS_NATIVE
 132 wxMenu *wxCurrentPopupMenu = NULL;
 133 #endif // wxUSE_MENUS_NATIVE
 134
 135 extern wxList WXDLLEXPORT wxPendingDelete;
 136 extern const wxChar *wxCanvasClassName;
 137
 138 // ---------------------------------------------------------------------------
 139 // private functions
 140 // ---------------------------------------------------------------------------
 141
 142 // the window proc for all our windows
 143 LRESULT WXDLLEXPORT APIENTRY _EXPORT wxWndProc(HWND hWnd, UINT message,
 144                                    WPARAM wParam, LPARAM lParam);
 145
 146 #ifdef  __WXDEBUG__
 147     const char *wxGetMessageName(int message);
 148 #endif  //__WXDEBUG__
 149
 150 void wxRemoveHandleAssociation(wxWindowMSW *win);
 151 void wxAssociateWinWithHandle(HWND hWnd, wxWindowMSW *win);
 152 wxWindow *wxFindWinFromHandle(WXHWND hWnd);
 153
 154 // this magical function is used to translate VK_APPS key presses to right
 155 // mouse clicks
 156 static void TranslateKbdEventToMouse(wxWindowMSW *win,
 157                                      int *x, int *y, WPARAM *flags);
 158
 159 // get the text metrics for the current font
 160 static TEXTMETRIC wxGetTextMetrics(const wxWindowMSW *win);
 161
 162 // check if the mouse is in the window or its child
 163 //static bool IsMouseInWindow(HWND hwnd);
 164
 165 // ---------------------------------------------------------------------------
 166 // event tables
 167 // ---------------------------------------------------------------------------
 168
 169 // in wxUniv/MSW this class is abstract because it doesn't have DoPopupMenu()
 170 // method
 171 #ifdef __WXUNIVERSAL__
 172     IMPLEMENT_ABSTRACT_CLASS(wxWindowMSW, wxWindowBase)
 173 #else // __WXMSW__
 174     IMPLEMENT_DYNAMIC_CLASS(wxWindow, wxWindowBase)
 175 #endif // __WXUNIVERSAL__/__WXMSW__
 176
 177 BEGIN_EVENT_TABLE(wxWindowMSW, wxWindowBase)
 178     EVT_ERASE_BACKGROUND(wxWindowMSW::OnEraseBackground)
 179     EVT_SYS_COLOUR_CHANGED(wxWindowMSW::OnSysColourChanged)
 180     EVT_INIT_DIALOG(wxWindowMSW::OnInitDialog)
 181     EVT_IDLE(wxWindowMSW::OnIdle)
 182     EVT_SET_FOCUS(wxWindowMSW::OnSetFocus)
 183 END_EVENT_TABLE()
 184
 185 // ===========================================================================
 186 // implementation
 187 // ===========================================================================
 188
 189 // ---------------------------------------------------------------------------
 190 // wxWindow utility functions
 191 // ---------------------------------------------------------------------------
 192
 193 // Find an item given the MS Windows id
 194 wxWindow *wxWindowMSW::FindItem(long id) const
 195 {
 196 #if wxUSE_CONTROLS
 197     wxControl *item = wxDynamicThisCast(this, wxControl);
 198     if ( item )
 199     {
 200         // is it we or one of our "internal" children?
 201         if ( item->GetId() == id
 202 #ifndef __WXUNIVERSAL__
 203                 || (item->GetSubcontrols().Index(id) != wxNOT_FOUND)
 204 #endif // __WXUNIVERSAL__
 205            )
 206         {
 207             return item;
 208         }
 209     }
 210 #endif // wxUSE_CONTROLS
 211
 212     wxWindowList::Node *current = GetChildren().GetFirst();
 213     while (current)
 214     {
 215         wxWindow *childWin = current->GetData();
 216
 217         wxWindow *wnd = childWin->FindItem(id);
 218         if ( wnd )
 219             return wnd;
 220
 221         current = current->GetNext();
 222     }
 223
 224     return NULL;
 225 }
 226
 227 // Find an item given the MS Windows handle
 228 wxWindow *wxWindowMSW::FindItemByHWND(WXHWND hWnd, bool controlOnly) const
 229 {
 230     wxWindowList::Node *current = GetChildren().GetFirst();
 231     while (current)
 232     {
 233         wxWindow *parent = current->GetData();
 234
 235         // Do a recursive search.
 236         wxWindow *wnd = parent->FindItemByHWND(hWnd);
 237         if ( wnd )
 238             return wnd;
 239
 240         if ( !controlOnly
 241 #if wxUSE_CONTROLS
 242                 || parent->IsKindOf(CLASSINFO(wxControl))
 243 #endif // wxUSE_CONTROLS
 244            )
 245         {
 246             wxWindow *item = current->GetData();
 247             if ( item->GetHWND() == hWnd )
 248                 return item;
 249             else
 250             {
 251                 if ( item->ContainsHWND(hWnd) )
 252                     return item;
 253             }
 254         }
 255
 256         current = current->GetNext();
 257     }
 258     return NULL;
 259 }
 260
 261 // Default command handler
 262 bool wxWindowMSW::MSWCommand(WXUINT WXUNUSED(param), WXWORD WXUNUSED(id))
 263 {
 264     return FALSE;
 265 }
 266
 267 // ----------------------------------------------------------------------------
 268 // constructors and such
 269 // ----------------------------------------------------------------------------
 270
 271 void wxWindowMSW::Init()
 272 {
 273     // generic
 274     InitBase();
 275
 276     // MSW specific
 277     m_doubleClickAllowed = 0;
 278
 279     m_isBeingDeleted = FALSE;
 280     m_oldWndProc = 0;
 281     m_useCtl3D = FALSE;
 282     m_mouseInWindow = FALSE;
 283
 284     // wxWnd
 285     m_hMenu = 0;
 286
 287     m_hWnd = 0;
 288
 289     // pass WM_GETDLGCODE to DefWindowProc()
 290     m_lDlgCode = 0;
 291
 292     m_xThumbSize = 0;
 293     m_yThumbSize = 0;
 294     m_backgroundTransparent = FALSE;
 295
 296     // as all windows are created with WS_VISIBLE style...
 297     m_isShown = TRUE;
 298
 299 #if wxUSE_MOUSEEVENT_HACK
 300     m_lastMouseX =
 301     m_lastMouseY = -1;
 302     m_lastMouseEvent = -1;
 303 #endif // wxUSE_MOUSEEVENT_HACK
 304 }
 305
 306 // Destructor
 307 wxWindowMSW::~wxWindowMSW()
 308 {
 309     m_isBeingDeleted = TRUE;
 310
 311     MSWDetachWindowMenu();
 312
 313     // VS: make sure there's no wxFrame with last focus set to us:
 314     for (wxWindow *win = GetParent(); win; win = win->GetParent())
 315     {
 316         wxFrame *frame = wxDynamicCast(win, wxFrame);
 317         if ( frame )
 318         {
 319             if ( frame->GetLastFocus() == this )
 320                 frame->SetLastFocus((wxWindow*)NULL);
 321             break;
 322         }
 323     }
 324
 325     // VS: destroy children first and _then_ detach *this from its parent.
 326     //     If we'd do it the other way around, children wouldn't be able
 327     //     find their parent frame (see above).
 328     DestroyChildren();
 329
 330     if ( m_parent )
 331         m_parent->RemoveChild(this);
 332
 333     if ( m_hWnd )
 334     {
 335         // VZ: test temp removed to understand what really happens here
 336         //if (::IsWindow(GetHwnd()))
 337         {
 338             if ( !::DestroyWindow(GetHwnd()) )
 339                 wxLogLastError(wxT("DestroyWindow"));
 340         }
 341
 342         // remove hWnd <-> wxWindow association
 343         wxRemoveHandleAssociation(this);
 344     }
 345 }
 346
 347 // real construction (Init() must have been called before!)
 348 bool wxWindowMSW::Create(wxWindow *parent,
 349                          wxWindowID id,
 350                          const wxPoint& pos,
 351                          const wxSize& size,
 352                          long style,
 353                          const wxString& name)
 354 {
 355     wxCHECK_MSG( parent, FALSE, wxT("can't create wxWindow without parent") );
 356
 357     if ( !CreateBase(parent, id, pos, size, style, wxDefaultValidator, name) )
 358         return FALSE;
 359
 360     parent->AddChild(this);
 361
 362     // all windows are created visible
 363     DWORD msflags = WS_CHILD | WS_VISIBLE;
 364
 365 #ifdef __WXUNIVERSAL__
 366     // no 3d effects, we draw them ourselves
 367     WXDWORD exStyle = 0;
 368 #else // !wxUniversal
 369     if ( style & wxCLIP_CHILDREN )
 370         msflags |= WS_CLIPCHILDREN;
 371     if ( style & wxCLIP_SIBLINGS )
 372         msflags |= WS_CLIPSIBLINGS;
 373
 374     bool want3D;
 375     WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D);
 376
 377     // Even with extended styles, need to combine with WS_BORDER
 378     // for them to look right.
 379     if ( want3D ||
 380         (m_windowStyle & (wxBORDER |
 381                           wxSIMPLE_BORDER |
 382                           wxRAISED_BORDER |
 383                           wxSUNKEN_BORDER |
 384                           wxDOUBLE_BORDER)) )
 385     {
 386         msflags |= WS_BORDER;
 387     }
 388
 389     // calculate the value to return from WM_GETDLGCODE handler
 390     if ( GetWindowStyleFlag() & wxWANTS_CHARS )
 391     {
 392         // want everything: i.e. all keys and WM_CHAR message
 393         m_lDlgCode = DLGC_WANTARROWS | DLGC_WANTCHARS |
 394                      DLGC_WANTTAB | DLGC_WANTMESSAGE;
 395     }
 396 #endif // wxUniversal/!wxUniversal
 397
 398     if ( style & wxPOPUP_WINDOW )
 399     {
 400         // a popup window floats on top of everything
 401         exStyle |= WS_EX_TOPMOST | WS_EX_TOOLWINDOW;
 402
 403         // it is also created hidden as other top level windows
 404         msflags &= ~WS_VISIBLE;
 405         m_isShown = FALSE;
 406     }
 407
 408     return MSWCreate(m_windowId, parent, wxCanvasClassName,
 409                      (wxWindow *)this, NULL,
 410                      pos.x, pos.y,
 411                      WidthDefault(size.x), HeightDefault(size.y),
 412                      msflags, NULL, exStyle);
 413 }
 414
 415 // ---------------------------------------------------------------------------
 416 // basic operations
 417 // ---------------------------------------------------------------------------
 418
 419 void wxWindowMSW::SetFocus()
 420 {
 421     HWND hWnd = GetHwnd();
 422     wxCHECK_RET( hWnd, _T("can't set focus to invalid window") );
 423
 424 #ifndef __WXMICROWIN__
 425     ::SetLastError(0);
 426 #endif
 427
 428     if ( !::SetFocus(hWnd) )
 429     {
 430         // was there really an error?
 431 #ifndef __WXMICROWIN__
 432         DWORD dwRes = ::GetLastError();
 433 #else
 434
 435         DWORD dwRes = 0;
 436 #endif
 437         if ( dwRes )
 438         {
 439             wxLogApiError(_T("SetFocus"), dwRes);
 440         }
 441
 442         // VZ: just why does this happen sometimes?? any idea?
 443 #if 0
 444         HWND hwndFocus = ::GetFocus();
 445         wxASSERT_MSG( hwndFocus == hWnd, _T("SetFocus() didn't work?") );
 446 #endif // 0
 447     }
 448 }
 449
 450 // Get the window with the focus
 451 wxWindow *wxWindowBase::FindFocus()
 452 {
 453     HWND hWnd = ::GetFocus();
 454     if ( hWnd )
 455     {
 456         return wxGetWindowFromHWND((WXHWND)hWnd);
 457     }
 458
 459     return NULL;
 460 }
 461
 462 bool wxWindowMSW::Enable(bool enable)
 463 {
 464     if ( !wxWindowBase::Enable(enable) )
 465         return FALSE;
 466
 467     HWND hWnd = GetHwnd();
 468     if ( hWnd )
 469         ::EnableWindow(hWnd, (BOOL)enable);
 470
 471     // VZ: no, this is a bad idea: imagine that you have a dialog with some
 472     //     disabled controls and disable it - you really wouldn't like the
 473     //     disabled controls be reenabled too when you reenable the dialog!
 474 #if 0
 475     wxWindowList::Node *node = GetChildren().GetFirst();
 476     while ( node )
 477     {
 478         wxWindow *child = node->GetData();
 479         child->Enable(enable);
 480
 481         node = node->GetNext();
 482     }
 483 #endif // 0
 484
 485     return TRUE;
 486 }
 487
 488 bool wxWindowMSW::Show(bool show)
 489 {
 490     if ( !wxWindowBase::Show(show) )
 491         return FALSE;
 492
 493     HWND hWnd = GetHwnd();
 494     int cshow = show ? SW_SHOW : SW_HIDE;
 495     ::ShowWindow(hWnd, cshow);
 496
 497     if ( show )
 498     {
 499         BringWindowToTop(hWnd);
 500     }
 501
 502     return TRUE;
 503 }
 504
 505 // Raise the window to the top of the Z order
 506 void wxWindowMSW::Raise()
 507 {
 508 #ifdef __WIN16__
 509     ::BringWindowToTop(GetHwnd());
 510 #else // Win32
 511     ::SetForegroundWindow(GetHwnd());
 512 #endif
 513 }
 514
 515 // Lower the window to the bottom of the Z order
 516 void wxWindowMSW::Lower()
 517 {
 518     ::SetWindowPos(GetHwnd(), HWND_BOTTOM, 0, 0, 0, 0,
 519                    SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
 520 }
 521
 522 void wxWindowMSW::SetTitle( const wxString& title)
 523 {
 524     SetWindowText(GetHwnd(), title.c_str());
 525 }
 526
 527 wxString wxWindowMSW::GetTitle() const
 528 {
 529     return wxGetWindowText(GetHWND());
 530 }
 531
 532 void wxWindowMSW::CaptureMouse()
 533 {
 534     HWND hWnd = GetHwnd();
 535     if ( hWnd )
 536     {
 537         ::SetCapture(hWnd);
 538     }
 539 }
 540
 541 void wxWindowMSW::ReleaseMouse()
 542 {
 543     if ( !::ReleaseCapture() )
 544     {
 545         wxLogLastError(_T("ReleaseCapture"));
 546     }
 547 }
 548
 549 /* static */ wxWindow *wxWindowBase::GetCapture()
 550 {
 551     HWND hwnd = ::GetCapture();
 552     return hwnd ? wxFindWinFromHandle((WXHWND)hwnd) : (wxWindow *)NULL;
 553 }
 554
 555 bool wxWindowMSW::SetFont(const wxFont& font)
 556 {
 557     if ( !wxWindowBase::SetFont(font) )
 558     {
 559         // nothing to do
 560         return FALSE;
 561     }
 562
 563     HWND hWnd = GetHwnd();
 564     if ( hWnd != 0 )
 565     {
 566         WXHANDLE hFont = m_font.GetResourceHandle();
 567
 568         wxASSERT_MSG( hFont, wxT("should have valid font") );
 569
 570         ::SendMessage(hWnd, WM_SETFONT, (WPARAM)hFont, MAKELPARAM(TRUE, 0));
 571     }
 572
 573     return TRUE;
 574 }
 575 bool wxWindowMSW::SetCursor(const wxCursor& cursor)
 576 {
 577     if ( !wxWindowBase::SetCursor(cursor) )
 578     {
 579         // no change
 580         return FALSE;
 581     }
 582
 583     if ( m_cursor.Ok() )
 584     {
 585         HWND hWnd = GetHwnd();
 586
 587         // Change the cursor NOW if we're within the correct window
 588         POINT point;
 589         ::GetCursorPos(&point);
 590
 591         RECT rect;
 592         ::GetWindowRect(hWnd, &rect);
 593
 594         if ( ::PtInRect(&rect, point) && !wxIsBusy() )
 595             ::SetCursor(GetHcursorOf(m_cursor));
 596     }
 597
 598     return TRUE;
 599 }
 600
 601 void wxWindowMSW::WarpPointer (int x, int y)
 602 {
 603     ClientToScreen(&x, &y);
 604
 605     if ( !::SetCursorPos(x, y) )
 606     {
 607         wxLogLastError(_T("SetCursorPos"));
 608     }
 609 }
 610
 611 #if WXWIN_COMPATIBILITY
 612 void wxWindowMSW::MSWDeviceToLogical (float *x, float *y) const
 613 {
 614 }
 615 #endif // WXWIN_COMPATIBILITY
 616
 617 // ---------------------------------------------------------------------------
 618 // scrolling stuff
 619 // ---------------------------------------------------------------------------
 620
 621 #if WXWIN_COMPATIBILITY
 622 void wxWindowMSW::SetScrollRange(int orient, int range, bool refresh)
 623 {
 624 #if defined(__WIN95__)
 625
 626     int range1 = range;
 627
 628     // Try to adjust the range to cope with page size > 1
 629     // - a Windows API quirk
 630     int pageSize = GetScrollPage(orient);
 631     if ( pageSize > 1 && range > 0)
 632     {
 633         range1 += (pageSize - 1);
 634     }
 635
 636     SCROLLINFO info;
 637     int dir;
 638
 639     if ( orient == wxHORIZONTAL ) {
 640         dir = SB_HORZ;
 641     } else {
 642         dir = SB_VERT;
 643     }
 644
 645     info.cbSize = sizeof(SCROLLINFO);
 646     info.nPage = pageSize; // Have to set this, or scrollbar goes awry
 647     info.nMin = 0;
 648     info.nMax = range1;
 649     info.nPos = 0;
 650     info.fMask = SIF_RANGE | SIF_PAGE;
 651
 652     HWND hWnd = GetHwnd();
 653     if ( hWnd )
 654         ::SetScrollInfo(hWnd, dir, &info, refresh);
 655 #else
 656     int wOrient;
 657     if ( orient == wxHORIZONTAL )
 658         wOrient = SB_HORZ;
 659     else
 660         wOrient = SB_VERT;
 661
 662     HWND hWnd = GetHwnd();
 663     if ( hWnd )
 664         ::SetScrollRange(hWnd, wOrient, 0, range, refresh);
 665 #endif
 666 }
 667
 668 void wxWindowMSW::SetScrollPage(int orient, int page, bool refresh)
 669 {
 670 #if defined(__WIN95__)
 671     SCROLLINFO info;
 672     int dir;
 673
 674     if ( orient == wxHORIZONTAL ) {
 675         dir = SB_HORZ;
 676         m_xThumbSize = page;
 677     } else {
 678         dir = SB_VERT;
 679         m_yThumbSize = page;
 680     }
 681
 682     info.cbSize = sizeof(SCROLLINFO);
 683     info.nPage = page;
 684     info.nMin = 0;
 685     info.fMask = SIF_PAGE;
 686
 687     HWND hWnd = GetHwnd();
 688     if ( hWnd )
 689         ::SetScrollInfo(hWnd, dir, &info, refresh);
 690 #else
 691     if ( orient == wxHORIZONTAL )
 692         m_xThumbSize = page;
 693     else
 694         m_yThumbSize = page;
 695 #endif
 696 }
 697
 698 int wxWindowMSW::OldGetScrollRange(int orient) const
 699 {
 700     int wOrient;
 701     if ( orient == wxHORIZONTAL )
 702         wOrient = SB_HORZ;
 703     else
 704         wOrient = SB_VERT;
 705
 706 #if __WATCOMC__ && defined(__WINDOWS_386__)
 707     short minPos, maxPos;
 708 #else
 709     int minPos, maxPos;
 710 #endif
 711     HWND hWnd = GetHwnd();
 712     if ( hWnd )
 713     {
 714         ::GetScrollRange(hWnd, wOrient, &minPos, &maxPos);
 715 #if defined(__WIN95__)
 716         // Try to adjust the range to cope with page size > 1
 717         // - a Windows API quirk
 718         int pageSize = GetScrollPage(orient);
 719         if ( pageSize > 1 )
 720         {
 721             maxPos -= (pageSize - 1);
 722         }
 723 #endif
 724         return maxPos;
 725     }
 726     else
 727         return 0;
 728 }
 729
 730 int wxWindowMSW::GetScrollPage(int orient) const
 731 {
 732     if ( orient == wxHORIZONTAL )
 733         return m_xThumbSize;
 734     else
 735         return m_yThumbSize;
 736 }
 737
 738 #endif // WXWIN_COMPATIBILITY
 739
 740 int wxWindowMSW::GetScrollPos(int orient) const
 741 {
 742     int wOrient;
 743     if ( orient == wxHORIZONTAL )
 744         wOrient = SB_HORZ;
 745     else
 746         wOrient = SB_VERT;
 747     HWND hWnd = GetHwnd();
 748     if ( hWnd )
 749     {
 750 #ifdef __WXMICROWIN__
 751         return ::GetScrollPosWX(hWnd, wOrient);
 752 #else
 753         return ::GetScrollPos(hWnd, wOrient);
 754 #endif
 755     }
 756     else
 757         return 0;
 758 }
 759
 760 // This now returns the whole range, not just the number
 761 // of positions that we can scroll.
 762 int wxWindowMSW::GetScrollRange(int orient) const
 763 {
 764     int wOrient;
 765     if ( orient == wxHORIZONTAL )
 766         wOrient = SB_HORZ;
 767     else
 768         wOrient = SB_VERT;
 769
 770 #if __WATCOMC__ && defined(__WINDOWS_386__)
 771     short minPos, maxPos;
 772 #else
 773     int minPos, maxPos;
 774 #endif
 775     HWND hWnd = GetHwnd();
 776     if ( hWnd )
 777     {
 778         ::GetScrollRange(hWnd, wOrient, &minPos, &maxPos);
 779 #if defined(__WIN95__)
 780         // Try to adjust the range to cope with page size > 1
 781         // - a Windows API quirk
 782         int pageSize = GetScrollThumb(orient);
 783         if ( pageSize > 1 )
 784         {
 785             maxPos -= (pageSize - 1);
 786         }
 787         // October 10th: new range concept.
 788         maxPos += pageSize;
 789 #endif
 790
 791         return maxPos;
 792     }
 793     else
 794         return 0;
 795 }
 796
 797 int wxWindowMSW::GetScrollThumb(int orient) const
 798 {
 799     if ( orient == wxHORIZONTAL )
 800         return m_xThumbSize;
 801     else
 802         return m_yThumbSize;
 803 }
 804
 805 void wxWindowMSW::SetScrollPos(int orient, int pos, bool refresh)
 806 {
 807 #if defined(__WIN95__)
 808     SCROLLINFO info;
 809     int dir;
 810
 811     if ( orient == wxHORIZONTAL ) {
 812         dir = SB_HORZ;
 813     } else {
 814         dir = SB_VERT;
 815     }
 816
 817     info.cbSize = sizeof(SCROLLINFO);
 818     info.nPage = 0;
 819     info.nMin = 0;
 820     info.nPos = pos;
 821     info.fMask = SIF_POS;
 822
 823     HWND hWnd = GetHwnd();
 824     if ( hWnd )
 825         ::SetScrollInfo(hWnd, dir, &info, refresh);
 826 #else
 827     int wOrient;
 828     if ( orient == wxHORIZONTAL )
 829         wOrient = SB_HORZ;
 830     else
 831         wOrient = SB_VERT;
 832
 833     HWND hWnd = GetHwnd();
 834     if ( hWnd )
 835         ::SetScrollPos(hWnd, wOrient, pos, refresh);
 836 #endif
 837 }
 838
 839 // New function that will replace some of the above.
 840 void wxWindowMSW::SetScrollbar(int orient, int pos, int thumbVisible,
 841                             int range, bool refresh)
 842 {
 843 #if defined(__WIN95__)
 844     int oldRange = range - thumbVisible;
 845
 846     int range1 = oldRange;
 847
 848     // Try to adjust the range to cope with page size > 1
 849     // - a Windows API quirk
 850     int pageSize = thumbVisible;
 851     if ( pageSize > 1 && range > 0)
 852     {
 853         range1 += (pageSize - 1);
 854     }
 855
 856     SCROLLINFO info;
 857     int dir;
 858
 859     if ( orient == wxHORIZONTAL ) {
 860         dir = SB_HORZ;
 861     } else {
 862         dir = SB_VERT;
 863     }
 864
 865     info.cbSize = sizeof(SCROLLINFO);
 866     info.nPage = pageSize; // Have to set this, or scrollbar goes awry
 867     info.nMin = 0;
 868     info.nMax = range1;
 869     info.nPos = pos;
 870     info.fMask = SIF_RANGE | SIF_PAGE | SIF_POS;
 871
 872     HWND hWnd = GetHwnd();
 873     if ( hWnd )
 874         ::SetScrollInfo(hWnd, dir, &info, refresh);
 875 #else
 876     int wOrient;
 877     if ( orient == wxHORIZONTAL )
 878         wOrient = SB_HORZ;
 879     else
 880         wOrient = SB_VERT;
 881
 882     HWND hWnd = GetHwnd();
 883     if ( hWnd )
 884     {
 885         ::SetScrollRange(hWnd, wOrient, 0, range, FALSE);
 886         ::SetScrollPos(hWnd, wOrient, pos, refresh);
 887     }
 888 #endif
 889     if ( orient == wxHORIZONTAL ) {
 890         m_xThumbSize = thumbVisible;
 891     } else {
 892         m_yThumbSize = thumbVisible;
 893     }
 894 }
 895
 896 void wxWindowMSW::ScrollWindow(int dx, int dy, const wxRect *prect)
 897 {
 898     RECT rect;
 899     if ( prect )
 900     {
 901         rect.left = prect->x;
 902         rect.top = prect->y;
 903         rect.right = prect->x + prect->width;
 904         rect.bottom = prect->y + prect->height;
 905     }
 906
 907     ::ScrollWindow(GetHwnd(), dx, dy, prect ? &rect : NULL, NULL);
 908 }
 909
 910 // ---------------------------------------------------------------------------
 911 // subclassing
 912 // ---------------------------------------------------------------------------
 913
 914 void wxWindowMSW::SubclassWin(WXHWND hWnd)
 915 {
 916     wxASSERT_MSG( !m_oldWndProc, wxT("subclassing window twice?") );
 917
 918     HWND hwnd = (HWND)hWnd;
 919     wxCHECK_RET( ::IsWindow(hwnd), wxT("invalid HWND in SubclassWin") );
 920
 921     wxAssociateWinWithHandle(hwnd, this);
 922
 923     m_oldWndProc = (WXFARPROC) GetWindowLong(hwnd, GWL_WNDPROC);
 924     SetWindowLong(hwnd, GWL_WNDPROC, (LONG) wxWndProc);
 925 }
 926
 927 void wxWindowMSW::UnsubclassWin()
 928 {
 929     wxRemoveHandleAssociation(this);
 930
 931     // Restore old Window proc
 932     HWND hwnd = GetHwnd();
 933     if ( hwnd )
 934     {
 935         m_hWnd = 0;
 936
 937         wxCHECK_RET( ::IsWindow(hwnd), wxT("invalid HWND in UnsubclassWin") );
 938
 939         FARPROC farProc = (FARPROC) GetWindowLong(hwnd, GWL_WNDPROC);
 940         if ( (m_oldWndProc != 0) && (farProc != (FARPROC) m_oldWndProc) )
 941         {
 942             SetWindowLong(hwnd, GWL_WNDPROC, (LONG) m_oldWndProc);
 943             m_oldWndProc = 0;
 944         }
 945     }
 946 }
 947
 948 // Make a Windows extended style from the given wxWindows window style
 949 WXDWORD wxWindowMSW::MakeExtendedStyle(long style, bool eliminateBorders)
 950 {
 951     WXDWORD exStyle = 0;
 952     if ( style & wxTRANSPARENT_WINDOW )
 953         exStyle |= WS_EX_TRANSPARENT;
 954
 955     if ( !eliminateBorders )
 956     {
 957         if ( style & wxSUNKEN_BORDER )
 958             exStyle |= WS_EX_CLIENTEDGE;
 959         if ( style & wxDOUBLE_BORDER )
 960             exStyle |= WS_EX_DLGMODALFRAME;
 961 #if defined(__WIN95__)
 962         if ( style & wxRAISED_BORDER )
 963             // It seems that WS_EX_WINDOWEDGE doesn't work, but WS_EX_DLGMODALFRAME does
 964             exStyle |= WS_EX_DLGMODALFRAME; /* WS_EX_WINDOWEDGE */;
 965         if ( style & wxSTATIC_BORDER )
 966             exStyle |= WS_EX_STATICEDGE;
 967 #endif
 968     }
 969     return exStyle;
 970 }
 971
 972 // Determines whether native 3D effects or CTL3D should be used,
 973 // applying a default border style if required, and returning an extended
 974 // style to pass to CreateWindowEx.
 975 WXDWORD wxWindowMSW::Determine3DEffects(WXDWORD defaultBorderStyle,
 976                                      bool *want3D) const
 977 {
 978     // If matches certain criteria, then assume no 3D effects
 979     // unless specifically requested (dealt with in MakeExtendedStyle)
 980     if ( !GetParent()
 981 #if wxUSE_CONTROLS
 982             || !IsKindOf(CLASSINFO(wxControl))
 983 #endif // wxUSE_CONTROLS
 984             || (m_windowStyle & wxNO_BORDER) )
 985     {
 986         *want3D = FALSE;
 987         return MakeExtendedStyle(m_windowStyle, FALSE);
 988     }
 989
 990     // Determine whether we should be using 3D effects or not.
 991     bool nativeBorder = FALSE; // by default, we don't want a Win95 effect
 992
 993     // 1) App can specify global 3D effects
 994     *want3D = wxTheApp->GetAuto3D();
 995
 996     // 2) If the parent is being drawn with user colours, or simple border specified,
 997     // switch effects off. TODO: replace wxUSER_COLOURS with wxNO_3D
 998     if ( GetParent() && (GetParent()->GetWindowStyleFlag() & wxUSER_COLOURS) || (m_windowStyle & wxSIMPLE_BORDER) )
 999         *want3D = FALSE;
1000
1001     // 3) Control can override this global setting by defining
1002     // a border style, e.g. wxSUNKEN_BORDER
1003     if ( m_windowStyle & wxSUNKEN_BORDER  )
1004         *want3D = TRUE;
1005
1006     // 4) If it's a special border, CTL3D can't cope so we want a native border
1007     if ( (m_windowStyle & wxDOUBLE_BORDER) || (m_windowStyle & wxRAISED_BORDER) ||
1008         (m_windowStyle & wxSTATIC_BORDER) )
1009     {
1010         *want3D = TRUE;
1011         nativeBorder = TRUE;
1012     }
1013
1014     // 5) If this isn't a Win95 app, and we are using CTL3D, remove border
1015     // effects from extended style
1016 #if wxUSE_CTL3D
1017     if ( *want3D )
1018         nativeBorder = FALSE;
1019 #endif
1020
1021     DWORD exStyle = MakeExtendedStyle(m_windowStyle, !nativeBorder);
1022
1023     // If we want 3D, but haven't specified a border here,
1024     // apply the default border style specified.
1025     // TODO what about non-Win95 WIN32? Does it have borders?
1026 #if defined(__WIN95__) && !wxUSE_CTL3D
1027     if ( defaultBorderStyle && (*want3D) && ! ((m_windowStyle & wxDOUBLE_BORDER) || (m_windowStyle & wxRAISED_BORDER ) ||
1028         (m_windowStyle & wxSTATIC_BORDER) || (m_windowStyle & wxSIMPLE_BORDER) ))
1029         exStyle |= defaultBorderStyle; // WS_EX_CLIENTEDGE;
1030 #endif
1031
1032     return exStyle;
1033 }
1034
1035 #if WXWIN_COMPATIBILITY
1036 // If nothing defined for this, try the parent.
1037 // E.g. we may be a button loaded from a resource, with no callback function
1038 // defined.
1039 void wxWindowMSW::OnCommand(wxWindow& win, wxCommandEvent& event)
1040 {
1041     if ( GetEventHandler()->ProcessEvent(event)  )
1042         return;
1043     if ( m_parent )
1044         m_parent->GetEventHandler()->OnCommand(win, event);
1045 }
1046 #endif // WXWIN_COMPATIBILITY_2
1047
1048 #if WXWIN_COMPATIBILITY
1049 wxObject* wxWindowMSW::GetChild(int number) const
1050 {
1051     // Return a pointer to the Nth object in the Panel
1052     wxNode *node = GetChildren().First();
1053     int n = number;
1054     while (node && n--)
1055         node = node->Next();
1056     if ( node )
1057     {
1058         wxObject *obj = (wxObject *)node->Data();
1059         return(obj);
1060     }
1061     else
1062         return NULL;
1063 }
1064 #endif // WXWIN_COMPATIBILITY
1065
1066 // Setup background and foreground colours correctly
1067 void wxWindowMSW::SetupColours()
1068 {
1069     if ( GetParent() )
1070         SetBackgroundColour(GetParent()->GetBackgroundColour());
1071 }
1072
1073 bool wxWindowMSW::IsMouseInWindow() const
1074 {
1075     // get the mouse position
1076     POINT pt;
1077     ::GetCursorPos(&pt);
1078
1079     // find the window which currently has the cursor and go up the window
1080     // chain until we find this window - or exhaust it
1081     HWND hwnd = ::WindowFromPoint(pt);
1082     while ( hwnd && (hwnd != GetHwnd()) )
1083         hwnd = ::GetParent(hwnd);
1084
1085     return hwnd != NULL;
1086 }
1087
1088 void wxWindowMSW::OnIdle(wxIdleEvent& WXUNUSED(event))
1089 {
1090     // Check if we need to send a LEAVE event
1091     if ( m_mouseInWindow )
1092     {
1093         if ( !IsMouseInWindow() )
1094         {
1095             // Generate a LEAVE event
1096             m_mouseInWindow = FALSE;
1097
1098             // Unfortunately the mouse button and keyboard state may have
1099             // changed by the time the OnIdle function is called, so 'state'
1100             // may be meaningless.
1101             int state = 0;
1102             if ( wxIsShiftDown() )
1103                 state |= MK_SHIFT;
1104             if ( wxIsCtrlDown() )
1105                 state |= MK_CONTROL;
1106             if ( GetKeyState( VK_LBUTTON ) )
1107                 state |= MK_LBUTTON;
1108             if ( GetKeyState( VK_MBUTTON ) )
1109                 state |= MK_MBUTTON;
1110             if ( GetKeyState( VK_RBUTTON ) )
1111                 state |= MK_RBUTTON;
1112
1113             POINT pt;
1114             if ( !::GetCursorPos(&pt) )
1115             {
1116                 wxLogLastError(_T("GetCursorPos"));
1117             }
1118
1119             // we need to have client coordinates here for symmetry with
1120             // wxEVT_ENTER_WINDOW
1121             RECT rect;
1122             if ( !::GetWindowRect(GetHwnd(), &rect) )
1123             {
1124                 wxLogLastError(_T("GetWindowRect"));
1125             }
1126             pt.x -= rect.left;
1127             pt.y -= rect.top;
1128
1129             wxMouseEvent event2(wxEVT_LEAVE_WINDOW);
1130             InitMouseEvent(event2, pt.x, pt.y, state);
1131
1132             (void)GetEventHandler()->ProcessEvent(event2);
1133         }
1134     }
1135
1136     UpdateWindowUI();
1137 }
1138
1139 // Set this window to be the child of 'parent'.
1140 bool wxWindowMSW::Reparent(wxWindowBase *parent)
1141 {
1142     if ( !wxWindowBase::Reparent(parent) )
1143         return FALSE;
1144
1145     HWND hWndChild = GetHwnd();
1146     HWND hWndParent = GetParent() ? GetWinHwnd(GetParent()) : (HWND)0;
1147
1148     ::SetParent(hWndChild, hWndParent);
1149
1150     return TRUE;
1151 }
1152
1153 void wxWindowMSW::Clear()
1154 {
1155     wxClientDC dc((wxWindow *)this);
1156     wxBrush brush(GetBackgroundColour(), wxSOLID);
1157     dc.SetBackground(brush);
1158     dc.Clear();
1159 }
1160
1161 void wxWindowMSW::Refresh(bool eraseBack, const wxRect *rect)
1162 {
1163     HWND hWnd = GetHwnd();
1164     if ( hWnd )
1165     {
1166         if ( rect )
1167         {
1168             RECT mswRect;
1169             mswRect.left = rect->x;
1170             mswRect.top = rect->y;
1171             mswRect.right = rect->x + rect->width;
1172             mswRect.bottom = rect->y + rect->height;
1173
1174             ::InvalidateRect(hWnd, &mswRect, eraseBack);
1175         }
1176         else
1177             ::InvalidateRect(hWnd, NULL, eraseBack);
1178     }
1179 }
1180
1181 void wxWindowMSW::Update()
1182 {
1183     if ( !::UpdateWindow(GetHwnd()) )
1184     {
1185         wxLogLastError(_T("UpdateWindow"));
1186     }
1187
1188 #if defined(__WIN32__) && !defined(__WXMICROWIN__)
1189     // just calling UpdateWindow() is not enough, what we did in our WM_PAINT
1190     // handler needs to be really drawn right now
1191     (void)::GdiFlush();
1192 #endif // __WIN32__
1193 }
1194
1195 // ---------------------------------------------------------------------------
1196 // drag and drop
1197 // ---------------------------------------------------------------------------
1198
1199 #if wxUSE_DRAG_AND_DROP
1200
1201 void wxWindowMSW::SetDropTarget(wxDropTarget *pDropTarget)
1202 {
1203     if ( m_dropTarget != 0 ) {
1204         m_dropTarget->Revoke(m_hWnd);
1205         delete m_dropTarget;
1206     }
1207
1208     m_dropTarget = pDropTarget;
1209     if ( m_dropTarget != 0 )
1210         m_dropTarget->Register(m_hWnd);
1211 }
1212
1213 #endif // wxUSE_DRAG_AND_DROP
1214
1215 // old style file-manager drag&drop support: we retain the old-style
1216 // DragAcceptFiles in parallel with SetDropTarget.
1217 void wxWindowMSW::DragAcceptFiles(bool accept)
1218 {
1219     HWND hWnd = GetHwnd();
1220     if ( hWnd )
1221         ::DragAcceptFiles(hWnd, (BOOL)accept);
1222 }
1223
1224 // ----------------------------------------------------------------------------
1225 // tooltips
1226 // ----------------------------------------------------------------------------
1227
1228 #if wxUSE_TOOLTIPS
1229
1230 void wxWindowMSW::DoSetToolTip(wxToolTip *tooltip)
1231 {
1232     wxWindowBase::DoSetToolTip(tooltip);
1233
1234     if ( m_tooltip )
1235         m_tooltip->SetWindow(this);
1236 }
1237
1238 #endif // wxUSE_TOOLTIPS
1239
1240 // ---------------------------------------------------------------------------
1241 // moving and resizing
1242 // ---------------------------------------------------------------------------
1243
1244 // Get total size
1245 void wxWindowMSW::DoGetSize(int *x, int *y) const
1246 {
1247     HWND hWnd = GetHwnd();
1248     RECT rect;
1249 #ifdef __WIN16__
1250     ::GetWindowRect(hWnd, &rect);
1251 #else
1252     if ( !::GetWindowRect(hWnd, &rect) )
1253     {
1254         wxLogLastError(_T("GetWindowRect"));
1255     }
1256 #endif
1257     if ( x )
1258         *x = rect.right - rect.left;
1259     if ( y )
1260         *y = rect.bottom - rect.top;
1261 }
1262
1263 void wxWindowMSW::DoGetPosition(int *x, int *y) const
1264 {
1265     HWND hWnd = GetHwnd();
1266
1267     RECT rect;
1268     GetWindowRect(hWnd, &rect);
1269
1270     POINT point;
1271     point.x = rect.left;
1272     point.y = rect.top;
1273
1274     // we do the adjustments with respect to the parent only for the "real"
1275     // children, not for the dialogs/frames
1276     if ( !IsTopLevel() )
1277     {
1278         HWND hParentWnd = 0;
1279         wxWindow *parent = GetParent();
1280         if ( parent )
1281             hParentWnd = GetWinHwnd(parent);
1282
1283         // Since we now have the absolute screen coords, if there's a parent we
1284         // must subtract its top left corner
1285         if ( hParentWnd )
1286         {
1287             ::ScreenToClient(hParentWnd, &point);
1288         }
1289
1290         if ( parent )
1291         {
1292             // We may be faking the client origin. So a window that's really at (0,
1293             // 30) may appear (to wxWin apps) to be at (0, 0).
1294             wxPoint pt(parent->GetClientAreaOrigin());
1295             point.x -= pt.x;
1296             point.y -= pt.y;
1297         }
1298     }
1299
1300     if ( x )
1301         *x = point.x;
1302     if ( y )
1303         *y = point.y;
1304 }
1305
1306 void wxWindowMSW::DoScreenToClient(int *x, int *y) const
1307 {
1308     POINT pt;
1309     if ( x )
1310         pt.x = *x;
1311     if ( y )
1312         pt.y = *y;
1313
1314     HWND hWnd = GetHwnd();
1315     ::ScreenToClient(hWnd, &pt);
1316
1317     if ( x )
1318         *x = pt.x;
1319     if ( y )
1320         *y = pt.y;
1321 }
1322
1323 void wxWindowMSW::DoClientToScreen(int *x, int *y) const
1324 {
1325     POINT pt;
1326     if ( x )
1327         pt.x = *x;
1328     if ( y )
1329         pt.y = *y;
1330
1331     HWND hWnd = GetHwnd();
1332     ::ClientToScreen(hWnd, &pt);
1333
1334     if ( x )
1335         *x = pt.x;
1336     if ( y )
1337         *y = pt.y;
1338 }
1339
1340 // Get size *available for subwindows* i.e. excluding menu bar etc.
1341 void wxWindowMSW::DoGetClientSize(int *x, int *y) const
1342 {
1343     HWND hWnd = GetHwnd();
1344     RECT rect;
1345     ::GetClientRect(hWnd, &rect);
1346     if ( x )
1347         *x = rect.right;
1348     if ( y )
1349         *y = rect.bottom;
1350 }
1351
1352 void wxWindowMSW::DoMoveWindow(int x, int y, int width, int height)
1353 {
1354     if ( !::MoveWindow(GetHwnd(), x, y, width, height, TRUE) )
1355     {
1356         wxLogLastError(wxT("MoveWindow"));
1357     }
1358 }
1359
1360 // set the size of the window: if the dimensions are positive, just use them,
1361 // but if any of them is equal to -1, it means that we must find the value for
1362 // it ourselves (unless sizeFlags contains wxSIZE_ALLOW_MINUS_ONE flag, in
1363 // which case -1 is a valid value for x and y)
1364 //
1365 // If sizeFlags contains wxSIZE_AUTO_WIDTH/HEIGHT flags (default), we calculate
1366 // the width/height to best suit our contents, otherwise we reuse the current
1367 // width/height
1368 void wxWindowMSW::DoSetSize(int x, int y, int width, int height, int sizeFlags)
1369 {
1370     // get the current size and position...
1371     int currentX, currentY;
1372     GetPosition(&currentX, &currentY);
1373     int currentW,currentH;
1374     GetSize(&currentW, &currentH);
1375
1376     // ... and don't do anything (avoiding flicker) if it's already ok
1377     if ( x == currentX && y == currentY &&
1378          width == currentW && height == currentH )
1379     {
1380         return;
1381     }
1382
1383     if ( x == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE) )
1384         x = currentX;
1385     if ( y == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE) )
1386         y = currentY;
1387
1388     AdjustForParentClientOrigin(x, y, sizeFlags);
1389
1390     wxSize size(-1, -1);
1391     if ( width == -1 )
1392     {
1393         if ( sizeFlags & wxSIZE_AUTO_WIDTH )
1394         {
1395             size = DoGetBestSize();
1396             width = size.x;
1397         }
1398         else
1399         {
1400             // just take the current one
1401             width = currentW;
1402         }
1403     }
1404
1405     if ( height == -1 )
1406     {
1407         if ( sizeFlags & wxSIZE_AUTO_HEIGHT )
1408         {
1409             if ( size.x == -1 )
1410             {
1411                 size = DoGetBestSize();
1412             }
1413             //else: already called DoGetBestSize() above
1414
1415             height = size.y;
1416         }
1417         else
1418         {
1419             // just take the current one
1420             height = currentH;
1421         }
1422     }
1423
1424     DoMoveWindow(x, y, width, height);
1425 }
1426
1427 void wxWindowMSW::DoSetClientSize(int width, int height)
1428 {
1429     wxWindow *parent = GetParent();
1430     HWND hWnd = GetHwnd();
1431     HWND hParentWnd = (HWND) 0;
1432     if ( parent )
1433         hParentWnd = (HWND) parent->GetHWND();
1434
1435     RECT rect;
1436     ::GetClientRect(hWnd, &rect);
1437
1438     RECT rect2;
1439     GetWindowRect(hWnd, &rect2);
1440
1441     // Find the difference between the entire window (title bar and all)
1442     // and the client area; add this to the new client size to move the
1443     // window
1444     int actual_width = rect2.right - rect2.left - rect.right + width;
1445     int actual_height = rect2.bottom - rect2.top - rect.bottom + height;
1446
1447     // If there's a parent, must subtract the parent's top left corner
1448     // since MoveWindow moves relative to the parent
1449
1450     POINT point;
1451     point.x = rect2.left;
1452     point.y = rect2.top;
1453     if ( parent )
1454     {
1455         ::ScreenToClient(hParentWnd, &point);
1456     }
1457
1458     DoMoveWindow(point.x, point.y, actual_width, actual_height);
1459
1460     wxSizeEvent event(wxSize(width, height), m_windowId);
1461     event.SetEventObject(this);
1462     GetEventHandler()->ProcessEvent(event);
1463 }
1464
1465 // For implementation purposes - sometimes decorations make the client area
1466 // smaller
1467 wxPoint wxWindowMSW::GetClientAreaOrigin() const
1468 {
1469     return wxPoint(0, 0);
1470 }
1471
1472 // Makes an adjustment to the window position (for example, a frame that has
1473 // a toolbar that it manages itself).
1474 void wxWindowMSW::AdjustForParentClientOrigin(int& x, int& y, int sizeFlags)
1475 {
1476     // don't do it for the dialogs/frames - they float independently of their
1477     // parent
1478     if ( !IsTopLevel() )
1479     {
1480         wxWindow *parent = GetParent();
1481         if ( !(sizeFlags & wxSIZE_NO_ADJUSTMENTS) && parent )
1482         {
1483             wxPoint pt(parent->GetClientAreaOrigin());
1484             x += pt.x;
1485             y += pt.y;
1486         }
1487     }
1488 }
1489
1490 // ---------------------------------------------------------------------------
1491 // text metrics
1492 // ---------------------------------------------------------------------------
1493
1494 int wxWindowMSW::GetCharHeight() const
1495 {
1496     return wxGetTextMetrics(this).tmHeight;
1497 }
1498
1499 int wxWindowMSW::GetCharWidth() const
1500 {
1501     // +1 is needed because Windows apparently adds it when calculating the
1502     // dialog units size in pixels
1503 #if wxDIALOG_UNIT_COMPATIBILITY
1504     return wxGetTextMetrics(this).tmAveCharWidth;
1505 #else
1506     return wxGetTextMetrics(this).tmAveCharWidth + 1;
1507 #endif
1508 }
1509
1510 void wxWindowMSW::GetTextExtent(const wxString& string,
1511                              int *x, int *y,
1512                              int *descent, int *externalLeading,
1513                              const wxFont *theFont) const
1514 {
1515     const wxFont *fontToUse = theFont;
1516     if ( !fontToUse )
1517         fontToUse = &m_font;
1518
1519     HWND hWnd = GetHwnd();
1520     HDC dc = ::GetDC(hWnd);
1521
1522     HFONT fnt = 0;
1523     HFONT hfontOld = 0;
1524     if ( fontToUse && fontToUse->Ok() )
1525     {
1526         fnt = (HFONT)((wxFont *)fontToUse)->GetResourceHandle(); // const_cast
1527         if ( fnt )
1528             hfontOld = (HFONT)SelectObject(dc,fnt);
1529     }
1530
1531     SIZE sizeRect;
1532     TEXTMETRIC tm;
1533     GetTextExtentPoint(dc, string, (int)string.Length(), &sizeRect);
1534     GetTextMetrics(dc, &tm);
1535
1536     if ( fontToUse && fnt && hfontOld )
1537         SelectObject(dc, hfontOld);
1538
1539     ReleaseDC(hWnd, dc);
1540
1541     if ( x )
1542         *x = sizeRect.cx;
1543     if ( y )
1544         *y = sizeRect.cy;
1545     if ( descent )
1546         *descent = tm.tmDescent;
1547     if ( externalLeading )
1548         *externalLeading = tm.tmExternalLeading;
1549 }
1550
1551 #if wxUSE_CARET && WXWIN_COMPATIBILITY
1552 // ---------------------------------------------------------------------------
1553 // Caret manipulation
1554 // ---------------------------------------------------------------------------
1555
1556 void wxWindowMSW::CreateCaret(int w, int h)
1557 {
1558     SetCaret(new wxCaret(this, w, h));
1559 }
1560
1561 void wxWindowMSW::CreateCaret(const wxBitmap *WXUNUSED(bitmap))
1562 {
1563     wxFAIL_MSG("not implemented");
1564 }
1565
1566 void wxWindowMSW::ShowCaret(bool show)
1567 {
1568     wxCHECK_RET( m_caret, "no caret to show" );
1569
1570     m_caret->Show(show);
1571 }
1572
1573 void wxWindowMSW::DestroyCaret()
1574 {
1575     SetCaret(NULL);
1576 }
1577
1578 void wxWindowMSW::SetCaretPos(int x, int y)
1579 {
1580     wxCHECK_RET( m_caret, "no caret to move" );
1581
1582     m_caret->Move(x, y);
1583 }
1584
1585 void wxWindowMSW::GetCaretPos(int *x, int *y) const
1586 {
1587     wxCHECK_RET( m_caret, "no caret to get position of" );
1588
1589     m_caret->GetPosition(x, y);
1590 }
1591 #endif // wxUSE_CARET
1592
1593 // ---------------------------------------------------------------------------
1594 // popup menu
1595 // ---------------------------------------------------------------------------
1596
1597 // yield for WM_COMMAND events only, i.e. process all WM_COMMANDs in the queue
1598 // immediately, without waiting for the next event loop iteration
1599 //
1600 // NB: this function should probably be made public later as it can almost
1601 //     surely replace wxYield() elsewhere as well
1602 static void wxYieldForCommandsOnly()
1603 {
1604     // peek all WM_COMMANDs (it will always return WM_QUIT too but we don't
1605     // want to process it here)
1606     MSG msg;
1607     while ( ::PeekMessage(&msg, (HWND)0, WM_COMMAND, WM_COMMAND, PM_REMOVE)
1608                 && msg.message != WM_QUIT )
1609     {
1610         wxTheApp->DoMessage((WXMSG *)&msg);
1611     }
1612 }
1613
1614 #if wxUSE_MENUS_NATIVE
1615
1616 bool wxWindowMSW::DoPopupMenu(wxMenu *menu, int x, int y)
1617 {
1618     menu->SetInvokingWindow(this);
1619     menu->UpdateUI();
1620
1621     HWND hWnd = GetHwnd();
1622     HMENU hMenu = GetHmenuOf(menu);
1623     POINT point;
1624     point.x = x;
1625     point.y = y;
1626     ::ClientToScreen(hWnd, &point);
1627     wxCurrentPopupMenu = menu;
1628     ::TrackPopupMenu(hMenu, TPM_RIGHTBUTTON, point.x, point.y, 0, hWnd, NULL);
1629
1630     // we need to do it righ now as otherwise the events are never going to be
1631     // sent to wxCurrentPopupMenu from HandleCommand()
1632     //
1633     // note that even eliminating (ugly) wxCurrentPopupMenu global wouldn't
1634     // help and we'd still need wxYieldForCommandsOnly() as the menu may be
1635     // destroyed as soon as we return (it can be a local variable in the caller
1636     // for example) and so we do need to process the event immediately
1637     wxYieldForCommandsOnly();
1638
1639     wxCurrentPopupMenu = NULL;
1640
1641     menu->SetInvokingWindow(NULL);
1642
1643     return TRUE;
1644 }
1645
1646 #endif // wxUSE_MENUS_NATIVE
1647
1648 // ===========================================================================
1649 // pre/post message processing
1650 // ===========================================================================
1651
1652 long wxWindowMSW::MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
1653 {
1654     if ( m_oldWndProc )
1655         return ::CallWindowProc(CASTWNDPROC m_oldWndProc, GetHwnd(), (UINT) nMsg, (WPARAM) wParam, (LPARAM) lParam);
1656     else
1657         return ::DefWindowProc(GetHwnd(), nMsg, wParam, lParam);
1658 }
1659
1660 bool wxWindowMSW::MSWProcessMessage(WXMSG* pMsg)
1661 {
1662     // wxUniversal implements tab traversal itself
1663 #ifndef __WXUNIVERSAL__
1664     if ( m_hWnd != 0 && (GetWindowStyleFlag() & wxTAB_TRAVERSAL) )
1665     {
1666         // intercept dialog navigation keys
1667         MSG *msg = (MSG *)pMsg;
1668
1669         // here we try to do all the job which ::IsDialogMessage() usually does
1670         // internally
1671 #if 1
1672         bool bProcess = TRUE;
1673         if ( msg->message != WM_KEYDOWN )
1674             bProcess = FALSE;
1675
1676         if ( bProcess && (HIWORD(msg->lParam) & KF_ALTDOWN) == KF_ALTDOWN )
1677             bProcess = FALSE;
1678
1679         if ( bProcess )
1680         {
1681             bool bCtrlDown = wxIsCtrlDown();
1682             bool bShiftDown = wxIsShiftDown();
1683
1684             // WM_GETDLGCODE: ask the control if it wants the key for itself,
1685             // don't process it if it's the case (except for Ctrl-Tab/Enter
1686             // combinations which are always processed)
1687             LONG lDlgCode = 0;
1688             if ( !bCtrlDown )
1689             {
1690                 lDlgCode = ::SendMessage(msg->hwnd, WM_GETDLGCODE, 0, 0);
1691             }
1692
1693             bool bForward = TRUE,
1694                  bWindowChange = FALSE;
1695
1696             switch ( msg->wParam )
1697             {
1698                 case VK_TAB:
1699                     // assume that nobody wants Shift-TAB for himself - if we
1700                     // don't do it there is no easy way for a control to grab
1701                     // TABs but still let Shift-TAB work as navugation key
1702                     if ( (lDlgCode & DLGC_WANTTAB) && !bShiftDown ) {
1703                         bProcess = FALSE;
1704                     }
1705                     else {
1706                         // Ctrl-Tab cycles thru notebook pages
1707                         bWindowChange = bCtrlDown;
1708                         bForward = !bShiftDown;
1709                     }
1710                     break;
1711
1712                 case VK_UP:
1713                 case VK_LEFT:
1714                     if ( (lDlgCode & DLGC_WANTARROWS) || bCtrlDown )
1715                         bProcess = FALSE;
1716                     else
1717                         bForward = FALSE;
1718                     break;
1719
1720                 case VK_DOWN:
1721                 case VK_RIGHT:
1722                     if ( (lDlgCode & DLGC_WANTARROWS) || bCtrlDown )
1723                         bProcess = FALSE;
1724                     break;
1725
1726                 case VK_RETURN:
1727                     {
1728                         if ( (lDlgCode & DLGC_WANTMESSAGE) && !bCtrlDown )
1729                         {
1730                             // control wants to process Enter itself, don't
1731                             // call IsDialogMessage() which would interpret
1732                             // it
1733                             return FALSE;
1734                         }
1735                         else if ( lDlgCode & DLGC_BUTTON )
1736                         {
1737                             // let IsDialogMessage() handle this for all
1738                             // buttons except the owner-drawn ones which it
1739                             // just seems to ignore
1740                             long style = ::GetWindowLong(msg->hwnd, GWL_STYLE);
1741                             if ( (style & BS_OWNERDRAW) == BS_OWNERDRAW )
1742                             {
1743                                 // emulate the button click
1744                                 wxWindow *btn = wxFindWinFromHandle((WXHWND)msg->hwnd);
1745                                 if ( btn )
1746                                     btn->MSWCommand(BN_CLICKED, 0 /* unused */);
1747                             }
1748
1749                             bProcess = FALSE;
1750                         }
1751 #if wxUSE_BUTTON
1752                         else
1753                         {
1754                             wxPanel *panel = wxDynamicThisCast(this, wxPanel);
1755                             wxButton *btn = NULL;
1756                             if ( panel )
1757                             {
1758                                 // panel may have a default button which should
1759                                 // be activated by Enter
1760                                 btn = panel->GetDefaultItem();
1761                             }
1762
1763                             if ( btn && btn->IsEnabled() )
1764                             {
1765                                 // if we do have a default button, do press it
1766                                 btn->MSWCommand(BN_CLICKED, 0 /* unused */);
1767
1768                                 return TRUE;
1769                             }
1770                             // else: but if it does not it makes sense to make
1771                             //       it work like a TAB - and that's what we do.
1772                             //       Note that Ctrl-Enter always works this way.
1773                         }
1774 #endif // wxUSE_BUTTON
1775                     }
1776                     break;
1777
1778                 default:
1779                     bProcess = FALSE;
1780             }
1781
1782             if ( bProcess )
1783             {
1784                 wxNavigationKeyEvent event;
1785                 event.SetDirection(bForward);
1786                 event.SetWindowChange(bWindowChange);
1787                 event.SetEventObject(this);
1788
1789                 if ( GetEventHandler()->ProcessEvent(event) )
1790                 {
1791 #if wxUSE_BUTTON
1792                     wxButton *btn = wxDynamicCast(FindFocus(), wxButton);
1793                     if ( btn )
1794                     {
1795                         // the button which has focus should be default
1796                         btn->SetDefault();
1797                     }
1798 #endif // wxUSE_BUTTON
1799
1800                     return TRUE;
1801                 }
1802             }
1803         }
1804 #else
1805         // let ::IsDialogMessage() do almost everything and handle just the
1806         // things it doesn't here: Ctrl-TAB for switching notebook pages
1807         if ( msg->message == WM_KEYDOWN )
1808         {
1809             // don't process system keys here
1810             if ( !(HIWORD(msg->lParam) & KF_ALTDOWN) )
1811             {
1812                 if ( (msg->wParam == VK_TAB) && wxIsCtrlDown() )
1813                 {
1814                     // find the first notebook parent and change its page
1815                     wxWindow *win = this;
1816                     wxNotebook *nbook = NULL;
1817                     while ( win && !nbook )
1818                     {
1819                         nbook = wxDynamicCast(win, wxNotebook);
1820                         win = win->GetParent();
1821                     }
1822
1823                     if ( nbook )
1824                     {
1825                         bool forward = !wxIsShiftDown();
1826
1827                         nbook->AdvanceSelection(forward);
1828                     }
1829                 }
1830             }
1831         }
1832 #endif // 0
1833
1834         if ( ::IsDialogMessage(GetHwnd(), msg) )
1835         {
1836             // IsDialogMessage() did something...
1837             return TRUE;
1838         }
1839     }
1840 #endif // __WXUNIVERSAL__
1841
1842 #if wxUSE_TOOLTIPS
1843     if ( m_tooltip )
1844     {
1845         // relay mouse move events to the tooltip control
1846         MSG *msg = (MSG *)pMsg;
1847         if ( msg->message == WM_MOUSEMOVE )
1848             m_tooltip->RelayEvent(pMsg);
1849     }
1850 #endif // wxUSE_TOOLTIPS
1851
1852     return FALSE;
1853 }
1854
1855 bool wxWindowMSW::MSWTranslateMessage(WXMSG* pMsg)
1856 {
1857 #if wxUSE_ACCEL && !defined(__WXUNIVERSAL__)
1858     return m_acceleratorTable.Translate(this, pMsg);
1859 #else
1860     return FALSE;
1861 #endif // wxUSE_ACCEL
1862 }
1863
1864 // ---------------------------------------------------------------------------
1865 // message params unpackers (different for Win16 and Win32)
1866 // ---------------------------------------------------------------------------
1867
1868 #ifdef __WIN32__
1869
1870 void wxWindowMSW::UnpackCommand(WXWPARAM wParam, WXLPARAM lParam,
1871                              WORD *id, WXHWND *hwnd, WORD *cmd)
1872 {
1873     *id = LOWORD(wParam);
1874     *hwnd = (WXHWND)lParam;
1875     *cmd = HIWORD(wParam);
1876 }
1877
1878 void wxWindowMSW::UnpackActivate(WXWPARAM wParam, WXLPARAM lParam,
1879                               WXWORD *state, WXWORD *minimized, WXHWND *hwnd)
1880 {
1881     *state = LOWORD(wParam);
1882     *minimized = HIWORD(wParam);
1883     *hwnd = (WXHWND)lParam;
1884 }
1885
1886 void wxWindowMSW::UnpackScroll(WXWPARAM wParam, WXLPARAM lParam,
1887                             WXWORD *code, WXWORD *pos, WXHWND *hwnd)
1888 {
1889     *code = LOWORD(wParam);
1890     *pos = HIWORD(wParam);
1891     *hwnd = (WXHWND)lParam;
1892 }
1893
1894 void wxWindowMSW::UnpackCtlColor(WXWPARAM wParam, WXLPARAM lParam,
1895                               WXWORD *nCtlColor, WXHDC *hdc, WXHWND *hwnd)
1896 {
1897 #ifndef __WXMICROWIN__
1898     *nCtlColor = CTLCOLOR_BTN;
1899     *hwnd = (WXHWND)lParam;
1900     *hdc = (WXHDC)wParam;
1901 #endif
1902 }
1903
1904 void wxWindowMSW::UnpackMenuSelect(WXWPARAM wParam, WXLPARAM lParam,
1905                                 WXWORD *item, WXWORD *flags, WXHMENU *hmenu)
1906 {
1907     *item = (WXWORD)wParam;
1908     *flags = HIWORD(wParam);
1909     *hmenu = (WXHMENU)lParam;
1910 }
1911
1912 #else // Win16
1913
1914 void wxWindowMSW::UnpackCommand(WXWPARAM wParam, WXLPARAM lParam,
1915                              WXWORD *id, WXHWND *hwnd, WXWORD *cmd)
1916 {
1917     *id = (WXWORD)wParam;
1918     *hwnd = (WXHWND)LOWORD(lParam);
1919     *cmd = HIWORD(lParam);
1920 }
1921
1922 void wxWindowMSW::UnpackActivate(WXWPARAM wParam, WXLPARAM lParam,
1923                               WXWORD *state, WXWORD *minimized, WXHWND *hwnd)
1924 {
1925     *state = (WXWORD)wParam;
1926     *minimized = LOWORD(lParam);
1927     *hwnd = (WXHWND)HIWORD(lParam);
1928 }
1929
1930 void wxWindowMSW::UnpackScroll(WXWPARAM wParam, WXLPARAM lParam,
1931                             WXWORD *code, WXWORD *pos, WXHWND *hwnd)
1932 {
1933     *code = (WXWORD)wParam;
1934     *pos = LOWORD(lParam);
1935     *hwnd = (WXHWND)HIWORD(lParam);
1936 }
1937
1938 void wxWindowMSW::UnpackCtlColor(WXWPARAM wParam, WXLPARAM lParam,
1939                               WXWORD *nCtlColor, WXHDC *hdc, WXHWND *hwnd)
1940 {
1941     *hwnd = (WXHWND)LOWORD(lParam);
1942     *nCtlColor = (int)HIWORD(lParam);
1943     *hdc = (WXHDC)wParam;
1944 }
1945
1946 void wxWindowMSW::UnpackMenuSelect(WXWPARAM wParam, WXLPARAM lParam,
1947                                 WXWORD *item, WXWORD *flags, WXHMENU *hmenu)
1948 {
1949     *item = (WXWORD)wParam;
1950     *flags = LOWORD(lParam);
1951     *hmenu = (WXHMENU)HIWORD(lParam);
1952 }
1953
1954 #endif // Win32/16
1955
1956 // ---------------------------------------------------------------------------
1957 // Main wxWindows window proc and the window proc for wxWindow
1958 // ---------------------------------------------------------------------------
1959
1960 // Hook for new window just as it's being created, when the window isn't yet
1961 // associated with the handle
1962 wxWindowMSW *wxWndHook = NULL;
1963
1964 // Main window proc
1965 LRESULT WXDLLEXPORT APIENTRY _EXPORT wxWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
1966 {
1967     // trace all messages - useful for the debugging
1968 #ifdef __WXDEBUG__
1969     wxLogTrace(wxTraceMessages, wxT("Processing %s(wParam=%8lx, lParam=%8lx)"),
1970                wxGetMessageName(message), wParam, lParam);
1971 #endif // __WXDEBUG__
1972
1973     wxWindowMSW *wnd = wxFindWinFromHandle((WXHWND) hWnd);
1974
1975     // when we get the first message for the HWND we just created, we associate
1976     // it with wxWindow stored in wxWndHook
1977     if ( !wnd && wxWndHook )
1978     {
1979 #if 0 // def __WXDEBUG__
1980         char buf[512];
1981         ::GetClassNameA((HWND) hWnd, buf, 512);
1982         wxString className(buf);
1983 #endif
1984
1985         wxAssociateWinWithHandle(hWnd, wxWndHook);
1986         wnd = wxWndHook;
1987         wxWndHook = NULL;
1988         wnd->SetHWND((WXHWND)hWnd);
1989     }
1990
1991     LRESULT rc;
1992
1993     // Stop right here if we don't have a valid handle in our wxWindow object.
1994     if ( wnd && !wnd->GetHWND() )
1995     {
1996         // FIXME: why do we do this?
1997         wnd->SetHWND((WXHWND) hWnd);
1998         rc = wnd->MSWDefWindowProc(message, wParam, lParam );
1999         wnd->SetHWND(0);
2000     }
2001     else
2002     {
2003         if ( wnd )
2004             rc = wnd->MSWWindowProc(message, wParam, lParam);
2005         else
2006             rc = DefWindowProc( hWnd, message, wParam, lParam );
2007     }
2008
2009     return rc;
2010 }
2011
2012 long wxWindowMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
2013 {
2014     // did we process the message?
2015     bool processed = FALSE;
2016
2017     // the return value
2018     union
2019     {
2020         bool        allow;
2021         long        result;
2022         WXHICON     hIcon;
2023         WXHBRUSH    hBrush;
2024     } rc;
2025
2026     // for most messages we should return 0 when we do process the message
2027     rc.result = 0;
2028
2029     switch ( message )
2030     {
2031         case WM_CREATE:
2032             {
2033                 bool mayCreate;
2034                 processed = HandleCreate((WXLPCREATESTRUCT)lParam, &mayCreate);
2035                 if ( processed )
2036                 {
2037                     // return 0 to allow window creation
2038                     rc.result = mayCreate ? 0 : -1;
2039                 }
2040             }
2041             break;
2042
2043         case WM_DESTROY:
2044             processed = HandleDestroy();
2045             break;
2046
2047         case WM_MOVE:
2048             processed = HandleMove(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam));
2049             break;
2050
2051         case WM_SIZE:
2052             switch ( wParam )
2053             {
2054                 case SIZE_MAXHIDE:
2055                 case SIZE_MAXSHOW:
2056                     // we're not interested in these messages at all
2057                     break;
2058
2059                 case SIZE_MINIMIZED:
2060                     // we shouldn't send sizev events for these messages as the
2061                     // client size may be negative which breaks existing code
2062                     //
2063                     // OTOH we might send another (wxMinimizedEvent?) one or
2064                     // add an additional parameter to wxSizeEvent if this is
2065                     // useful to anybody
2066                     break;
2067
2068                 default:
2069                     wxFAIL_MSG( _T("unexpected WM_SIZE parameter") );
2070                     // fall through nevertheless
2071
2072                 case SIZE_MAXIMIZED:
2073                 case SIZE_RESTORED:
2074                     processed = HandleSize(LOWORD(lParam), HIWORD(lParam),
2075                                            wParam);
2076             }
2077             break;
2078
2079 #ifndef __WXMICROWIN__
2080         case WM_ACTIVATEAPP:
2081             wxTheApp->SetActive(wParam != 0, FindFocus());
2082             break;
2083 #endif
2084
2085         case WM_ACTIVATE:
2086             {
2087                 WXWORD state, minimized;
2088                 WXHWND hwnd;
2089                 UnpackActivate(wParam, lParam, &state, &minimized, &hwnd);
2090
2091                 processed = HandleActivate(state, minimized != 0, (WXHWND)hwnd);
2092             }
2093             break;
2094
2095         case WM_SETFOCUS:
2096             processed = HandleSetFocus((WXHWND)(HWND)wParam);
2097             break;
2098
2099         case WM_KILLFOCUS:
2100             processed = HandleKillFocus((WXHWND)(HWND)wParam);
2101             break;
2102
2103         case WM_PAINT:
2104             processed = HandlePaint();
2105             break;
2106
2107         case WM_CLOSE:
2108             // don't let the DefWindowProc() destroy our window - we'll do it
2109             // ourselves in ~wxWindow
2110             processed = TRUE;
2111             rc.result = TRUE;
2112             break;
2113
2114         case WM_SHOWWINDOW:
2115             processed = HandleShow(wParam != 0, (int)lParam);
2116             break;
2117
2118         case WM_MOUSEMOVE:
2119             processed = HandleMouseMove(GET_X_LPARAM(lParam),
2120                                         GET_Y_LPARAM(lParam),
2121                                         wParam);
2122             break;
2123
2124 #if wxUSE_MOUSEWHEEL
2125         case WM_MOUSEWHEEL:
2126             processed = HandleMouseWheel(wParam, lParam);
2127             break;
2128 #endif
2129
2130         case WM_LBUTTONDOWN:
2131            // set focus to this window
2132            if (AcceptsFocus())
2133                 SetFocus();
2134
2135            // fall through
2136
2137         case WM_LBUTTONUP:
2138         case WM_LBUTTONDBLCLK:
2139         case WM_RBUTTONDOWN:
2140         case WM_RBUTTONUP:
2141         case WM_RBUTTONDBLCLK:
2142         case WM_MBUTTONDOWN:
2143         case WM_MBUTTONUP:
2144         case WM_MBUTTONDBLCLK:
2145             processed = HandleMouseEvent(message,
2146                                          GET_X_LPARAM(lParam),
2147                                          GET_Y_LPARAM(lParam),
2148                                          wParam);
2149             break;
2150
2151 #ifdef MM_JOY1MOVE // __WXMICROWIN__
2152         case MM_JOY1MOVE:
2153         case MM_JOY2MOVE:
2154         case MM_JOY1ZMOVE:
2155         case MM_JOY2ZMOVE:
2156         case MM_JOY1BUTTONDOWN:
2157         case MM_JOY2BUTTONDOWN:
2158         case MM_JOY1BUTTONUP:
2159         case MM_JOY2BUTTONUP:
2160             processed = HandleJoystickEvent(message,
2161                                             GET_X_LPARAM(lParam),
2162                                             GET_Y_LPARAM(lParam),
2163                                             wParam);
2164             break;
2165 #endif
2166
2167         case WM_SYSCOMMAND:
2168             processed = HandleSysCommand(wParam, lParam);
2169             break;
2170
2171         case WM_COMMAND:
2172             {
2173                 WORD id, cmd;
2174                 WXHWND hwnd;
2175                 UnpackCommand(wParam, lParam, &id, &hwnd, &cmd);
2176
2177                 processed = HandleCommand(id, cmd, hwnd);
2178             }
2179             break;
2180
2181 #ifdef __WIN95__
2182         case WM_NOTIFY:
2183             processed = HandleNotify((int)wParam, lParam, &rc.result);
2184             break;
2185 #endif  // Win95
2186
2187             // for these messages we must return TRUE if process the message
2188 #ifdef WM_DRAWITEM // __WXMICROWIN__
2189         case WM_DRAWITEM:
2190         case WM_MEASUREITEM:
2191             {
2192                 int idCtrl = (UINT)wParam;
2193                 if ( message == WM_DRAWITEM )
2194                 {
2195                     processed = MSWOnDrawItem(idCtrl,
2196                                               (WXDRAWITEMSTRUCT *)lParam);
2197                 }
2198                 else
2199                 {
2200                     processed = MSWOnMeasureItem(idCtrl,
2201                                                  (WXMEASUREITEMSTRUCT *)lParam);
2202                 }
2203
2204                 if ( processed )
2205                     rc.result = TRUE;
2206             }
2207             break;
2208 #endif
2209         case WM_GETDLGCODE:
2210             if ( m_lDlgCode )
2211             {
2212                 rc.result = m_lDlgCode;
2213                 processed = TRUE;
2214             }
2215             //else: get the dlg code from the DefWindowProc()
2216             break;
2217
2218         case WM_SYSKEYDOWN:
2219         case WM_KEYDOWN:
2220             // If this has been processed by an event handler,
2221             // return 0 now (we've handled it).
2222             if ( HandleKeyDown((WORD) wParam, lParam) )
2223             {
2224                 processed = TRUE;
2225
2226                 break;
2227             }
2228
2229             // we consider these message "not interesting" to OnChar
2230             if ( wParam == VK_SHIFT || wParam == VK_CONTROL )
2231             {
2232                 processed = TRUE;
2233
2234                 break;
2235             }
2236
2237             switch ( wParam )
2238             {
2239                 // avoid duplicate messages to OnChar for these ASCII keys: they
2240                 // will be translated by TranslateMessage() and received in WM_CHAR
2241                 case VK_ESCAPE:
2242                 case VK_SPACE:
2243                 case VK_RETURN:
2244                 case VK_BACK:
2245                 case VK_TAB:
2246                 case VK_ADD:
2247                 case VK_SUBTRACT:
2248                     // but set processed to FALSE, not TRUE to still pass them to
2249                     // the control's default window proc - otherwise built-in
2250                     // keyboard handling won't work
2251                     processed = FALSE;
2252
2253                     break;
2254
2255 #ifdef VK_APPS
2256                 // special case of VK_APPS: treat it the same as right mouse
2257                 // click because both usually pop up a context menu
2258                 case VK_APPS:
2259                     {
2260                         WPARAM flags;
2261                         int x, y;
2262
2263                         TranslateKbdEventToMouse(this, &x, &y, &flags);
2264                         processed = HandleMouseEvent(WM_RBUTTONDOWN, x, y, flags);
2265                     }
2266                     break;
2267 #endif // VK_APPS
2268
2269                 case VK_LEFT:
2270                 case VK_RIGHT:
2271                 case VK_DOWN:
2272                 case VK_UP:
2273                 default:
2274                     processed = HandleChar((WORD)wParam, lParam);
2275             }
2276             break;
2277
2278         case WM_SYSKEYUP:
2279         case WM_KEYUP:
2280 #ifdef VK_APPS
2281             // special case of VK_APPS: treat it the same as right mouse button
2282             if ( wParam == VK_APPS )
2283             {
2284                 WPARAM flags;
2285                 int x, y;
2286
2287                 TranslateKbdEventToMouse(this, &x, &y, &flags);
2288                 processed = HandleMouseEvent(WM_RBUTTONUP, x, y, flags);
2289             }
2290             else
2291 #endif // VK_APPS
2292             {
2293                 processed = HandleKeyUp((WORD) wParam, lParam);
2294             }
2295             break;
2296
2297         case WM_SYSCHAR:
2298         case WM_CHAR: // Always an ASCII character
2299             processed = HandleChar((WORD)wParam, lParam, TRUE);
2300             break;
2301
2302         case WM_HSCROLL:
2303         case WM_VSCROLL:
2304             {
2305                 WXWORD code, pos;
2306                 WXHWND hwnd;
2307                 UnpackScroll(wParam, lParam, &code, &pos, &hwnd);
2308
2309                 processed = MSWOnScroll(message == WM_HSCROLL ? wxHORIZONTAL
2310                                                               : wxVERTICAL,
2311                                         code, pos, hwnd);
2312             }
2313             break;
2314
2315         // CTLCOLOR messages are sent by children to query the parent for their
2316         // colors#ifndef __WXMICROWIN__
2317 #ifndef __WXMICROWIN__
2318 #ifdef __WIN32__
2319         case WM_CTLCOLORMSGBOX:
2320         case WM_CTLCOLOREDIT:
2321         case WM_CTLCOLORLISTBOX:
2322         case WM_CTLCOLORBTN:
2323         case WM_CTLCOLORDLG:
2324         case WM_CTLCOLORSCROLLBAR:
2325         case WM_CTLCOLORSTATIC:
2326 #else // Win16
2327         case WM_CTLCOLOR:
2328 #endif // Win32/16
2329             {
2330                 WXWORD nCtlColor;
2331                 WXHDC hdc;
2332                 WXHWND hwnd;
2333                 UnpackCtlColor(wParam, lParam, &nCtlColor, &hdc, &hwnd);
2334
2335                 processed = HandleCtlColor(&rc.hBrush,
2336                                            (WXHDC)hdc,
2337                                            (WXHWND)hwnd,
2338                                            nCtlColor,
2339                                            message,
2340                                            wParam,
2341                                            lParam);
2342             }
2343             break;
2344 #endif
2345
2346             // the return value for this message is ignored
2347         case WM_SYSCOLORCHANGE:
2348             processed = HandleSysColorChange();
2349             break;
2350
2351         case WM_PALETTECHANGED:
2352             processed = HandlePaletteChanged((WXHWND) (HWND) wParam);
2353             break;
2354
2355         case WM_QUERYNEWPALETTE:
2356             processed = HandleQueryNewPalette();
2357             break;
2358
2359         case WM_ERASEBKGND:
2360             processed = HandleEraseBkgnd((WXHDC)(HDC)wParam);
2361             if ( processed )
2362             {
2363                 // we processed the message, i.e. erased the background
2364                 rc.result = TRUE;
2365             }
2366             break;
2367
2368         case WM_DROPFILES:
2369             processed = HandleDropFiles(wParam);
2370             break;
2371
2372         case WM_INITDIALOG:
2373             processed = HandleInitDialog((WXHWND)(HWND)wParam);
2374
2375             if ( processed )
2376             {
2377                 // we never set focus from here
2378                 rc.result = FALSE;
2379             }
2380             break;
2381
2382         case WM_QUERYENDSESSION:
2383             processed = HandleQueryEndSession(lParam, &rc.allow);
2384             break;
2385
2386         case WM_ENDSESSION:
2387             processed = HandleEndSession(wParam != 0, lParam);
2388             break;
2389
2390         case WM_GETMINMAXINFO:
2391             processed = HandleGetMinMaxInfo((MINMAXINFO*)lParam);
2392             break;
2393
2394         case WM_SETCURSOR:
2395             processed = HandleSetCursor((WXHWND)(HWND)wParam,
2396                                         LOWORD(lParam),     // hit test
2397                                         HIWORD(lParam));    // mouse msg
2398
2399             if ( processed )
2400             {
2401                 // returning TRUE stops the DefWindowProc() from further
2402                 // processing this message - exactly what we need because we've
2403                 // just set the cursor.
2404                 rc.result = TRUE;
2405             }
2406             break;
2407
2408 #if defined(__WIN32__) && defined(WM_HELP)
2409         case WM_HELP:
2410             {
2411                 HELPINFO* info = (HELPINFO*) lParam;
2412                 // Don't yet process menu help events, just windows
2413                 if (info->iContextType == HELPINFO_WINDOW)
2414                 {
2415                     wxWindowMSW* subjectOfHelp = this;
2416                     bool eventProcessed = FALSE;
2417                     while (subjectOfHelp && !eventProcessed)
2418                     {
2419                         wxHelpEvent helpEvent(wxEVT_HELP,
2420                                               subjectOfHelp->GetId(),
2421                                               wxPoint(info->MousePos.x,
2422                                               info->MousePos.y) );
2423                         helpEvent.SetEventObject(this);
2424                         eventProcessed =
2425                             GetEventHandler()->ProcessEvent(helpEvent);
2426
2427                         // Go up the window hierarchy until the event is
2428                         // handled (or not)
2429                         subjectOfHelp = subjectOfHelp->GetParent();
2430                     }
2431
2432                     processed = eventProcessed;
2433                 }
2434                 else if (info->iContextType == HELPINFO_MENUITEM)
2435                 {
2436                     wxHelpEvent helpEvent(wxEVT_HELP, info->iCtrlId);
2437                     helpEvent.SetEventObject(this);
2438                     processed = GetEventHandler()->ProcessEvent(helpEvent);
2439
2440                 }
2441                 //else: processed is already FALSE
2442             }
2443             break;
2444
2445         case WM_CONTEXTMENU:
2446             {
2447                 // we don't convert from screen to client coordinates as
2448                 // the event may be handled by a parent window
2449                 wxPoint pt(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam));
2450
2451                 wxContextMenuEvent evtCtx(wxEVT_CONTEXT_MENU, GetId(), pt);
2452                 processed = GetEventHandler()->ProcessEvent(evtCtx);
2453             }
2454             break;
2455 #endif // __WIN32__
2456
2457 #ifdef __WXUNIVERSAL__
2458         case WM_NCHITTEST:
2459             // we shouldn't allow the windows which don't want to get focus to
2460             // get it
2461             if ( !AcceptsFocus() )
2462             {
2463                 rc.result = HTTRANSPARENT;
2464                 processed = TRUE;
2465             }
2466             break;
2467 #endif // __WXUNIVERSAL__
2468     }
2469
2470     if ( !processed )
2471     {
2472 #ifdef __WXDEBUG__
2473         wxLogTrace(wxTraceMessages, wxT("Forwarding %s to DefWindowProc."),
2474                    wxGetMessageName(message));
2475 #endif // __WXDEBUG__
2476         rc.result = MSWDefWindowProc(message, wParam, lParam);
2477     }
2478
2479     return rc.result;
2480 }
2481
2482 // Dialog window proc
2483 LONG APIENTRY _EXPORT
2484 wxDlgProc(HWND WXUNUSED(hWnd), UINT message, WPARAM WXUNUSED(wParam), LPARAM WXUNUSED(lParam))
2485 {
2486     if ( message == WM_INITDIALOG )
2487     {
2488         // for this message, returning TRUE tells system to set focus to the
2489         // first control in the dialog box
2490         return TRUE;
2491     }
2492     else
2493     {
2494         // for all the other ones, FALSE means that we didn't process the
2495         // message
2496         return 0;
2497     }
2498 }
2499
2500 wxList *wxWinHandleList = NULL;
2501 wxWindow *wxFindWinFromHandle(WXHWND hWnd)
2502 {
2503     wxNode *node = wxWinHandleList->Find((long)hWnd);
2504     if ( !node )
2505         return NULL;
2506     return (wxWindow *)node->Data();
2507 }
2508
2509 #if 0 // def __WXDEBUG__
2510 static int gs_AssociationCount = 0;
2511 #endif
2512
2513 void wxAssociateWinWithHandle(HWND hWnd, wxWindowMSW *win)
2514 {
2515     // adding NULL hWnd is (first) surely a result of an error and
2516     // (secondly) breaks menu command processing
2517     wxCHECK_RET( hWnd != (HWND)NULL,
2518                  wxT("attempt to add a NULL hWnd to window list ignored") );
2519
2520
2521     wxWindow *oldWin = wxFindWinFromHandle((WXHWND) hWnd);
2522     if ( oldWin && (oldWin != win) )
2523     {
2524         wxString str(win->GetClassInfo()->GetClassName());
2525         wxLogError(wxT("Bug! Found existing HWND %X for new window of class %s"), (int) hWnd, (const wxChar*) str);
2526     }
2527     else if (!oldWin)
2528     {
2529 #if 0 // def __WXDEBUG__
2530         gs_AssociationCount ++;
2531         wxLogDebug("+ Association %d", gs_AssociationCount);
2532 #endif
2533
2534         wxWinHandleList->Append((long)hWnd, win);
2535     }
2536 }
2537
2538 void wxRemoveHandleAssociation(wxWindowMSW *win)
2539 {
2540 #if 0 // def __WXDEBUG__
2541     if (wxWinHandleList->Member(win))
2542     {
2543         wxLogDebug("- Association %d", gs_AssociationCount);
2544         gs_AssociationCount --;
2545     }
2546 #endif
2547     wxWinHandleList->DeleteObject(win);
2548 }
2549
2550 // Default destroyer - override if you destroy it in some other way
2551 // (e.g. with MDI child windows)
2552 void wxWindowMSW::MSWDestroyWindow()
2553 {
2554 }
2555
2556 void wxWindowMSW::MSWDetachWindowMenu()
2557 {
2558 #ifndef __WXUNIVERSAL__
2559     if ( m_hMenu )
2560     {
2561         wxChar buf[1024];
2562         HMENU hMenu = (HMENU)m_hMenu;
2563
2564         int N = ::GetMenuItemCount(hMenu);
2565         for ( int i = 0; i < N; i++ )
2566         {
2567             if ( !::GetMenuString(hMenu, i, buf, WXSIZEOF(buf), MF_BYPOSITION) )
2568             {
2569                 wxLogLastError(wxT("GetMenuString"));
2570
2571                 continue;
2572             }
2573
2574             if ( wxStrcmp(buf, _("&Window")) == 0 )
2575             {
2576                 if ( !::RemoveMenu(hMenu, i, MF_BYPOSITION) )
2577                 {
2578                     wxLogLastError(wxT("RemoveMenu"));
2579                 }
2580
2581                 break;
2582             }
2583         }
2584     }
2585 #endif
2586 }
2587
2588 bool wxWindowMSW::MSWCreate(int id,
2589                             wxWindow *parent,
2590                             const wxChar *wclass,
2591                             wxWindow * WXUNUSED(wx_win),
2592                             const wxChar *title,
2593                             int x,
2594                             int y,
2595                             int width,
2596                             int height,
2597                             WXDWORD style,
2598                             const wxChar *dialog_template,
2599                             WXDWORD extendedStyle)
2600 {
2601     int x1 = CW_USEDEFAULT;
2602     int y1 = 0;
2603     int width1 = CW_USEDEFAULT;
2604     int height1 = 100;
2605
2606     // Find parent's size, if it exists, to set up a possible default
2607     // panel size the size of the parent window
2608     RECT rectParent;
2609     if ( parent )
2610     {
2611         ::GetClientRect(GetHwndOf(parent), &rectParent);
2612
2613         width1 = rectParent.right - rectParent.left;
2614         height1 = rectParent.bottom - rectParent.top;
2615     }
2616
2617     if ( x != -1 )
2618         x1 = x;
2619     if ( y != -1 )
2620         y1 = y;
2621     if ( width != -1 )
2622         width1 = width;
2623     if ( height != -1 )
2624         height1 = height;
2625
2626     // unfortunately, setting WS_EX_CONTROLPARENT only for some windows in the
2627     // hierarchy with several embedded panels (and not all of them) causes the
2628     // program to hang during the next call to IsDialogMessage() due to the bug
2629     // in this function (at least in Windows NT 4.0, it seems to work ok in
2630     // Win2K)
2631 #if 0
2632     // if we have wxTAB_TRAVERSAL style, we want WS_EX_CONTROLPARENT or
2633     // IsDialogMessage() won't work for us
2634     if ( GetWindowStyleFlag() & wxTAB_TRAVERSAL )
2635     {
2636         extendedStyle |= WS_EX_CONTROLPARENT;
2637     }
2638 #endif // 0
2639
2640     HWND hParent;
2641     if ( GetWindowStyleFlag() & wxPOPUP_WINDOW )
2642     {
2643         // popup windows should have desktop as parent because they shouldn't
2644         // be limited to the parents client area as child windows usually are
2645         hParent = ::GetDesktopWindow();
2646     }
2647     else if ( parent )
2648     {
2649         hParent = GetHwndOf(parent);
2650     }
2651     else
2652     {
2653         // top level window
2654         hParent = NULL;
2655     }
2656
2657     wxWndHook = this;
2658
2659     if ( dialog_template )
2660     {
2661 #ifndef __WXMICROWIN__
2662         // for the dialogs without wxDIALOG_NO_PARENT style, use the top level
2663         // app window as parent - this avoids creating modal dialogs without
2664         // parent
2665         if ( !hParent && !(GetWindowStyleFlag() & wxDIALOG_NO_PARENT) )
2666         {
2667             wxWindow *winTop = wxTheApp->GetTopWindow();
2668             if ( winTop )
2669                 hParent = GetHwndOf(winTop);
2670         }
2671
2672         m_hWnd = (WXHWND)::CreateDialog(wxGetInstance(),
2673                                         dialog_template,
2674                                         hParent,
2675                                         (DLGPROC)wxDlgProc);
2676
2677         if ( m_hWnd == 0 )
2678         {
2679             wxLogError(_("Can't find dialog template '%s'!\nCheck resource include path for finding wx.rc."),
2680                        dialog_template);
2681
2682             return FALSE;
2683         }
2684
2685         if ( extendedStyle != 0 )
2686         {
2687             ::SetWindowLong(GetHwnd(), GWL_EXSTYLE, extendedStyle);
2688             ::SetWindowPos(GetHwnd(), NULL, 0, 0, 0, 0,
2689                            SWP_NOSIZE |
2690                            SWP_NOMOVE |
2691                            SWP_NOZORDER |
2692                            SWP_NOACTIVATE);
2693         }
2694
2695 #if defined(__WIN95__)
2696         // For some reason, the system menu is activated when we use the
2697         // WS_EX_CONTEXTHELP style, so let's set a reasonable icon
2698         if (extendedStyle & WS_EX_CONTEXTHELP)
2699         {
2700             wxFrame *winTop = wxDynamicCast(wxTheApp->GetTopWindow(), wxFrame);
2701             if ( winTop )
2702             {
2703                 wxIcon icon = winTop->GetIcon();
2704                 if ( icon.Ok() )
2705                 {
2706                     ::SendMessage(GetHwnd(), WM_SETICON,
2707                                   (WPARAM)TRUE,
2708                                   (LPARAM)GetHiconOf(icon));
2709                 }
2710             }
2711         }
2712 #endif // __WIN95__
2713
2714
2715         // JACS: is the following still necessary? The above seems to work.
2716
2717         // ::SetWindowLong(GWL_EXSTYLE) doesn't work for the dialogs, so try
2718         // to take care of (at least some) extended style flags ourselves
2719         if ( extendedStyle & WS_EX_TOPMOST )
2720         {
2721             if ( !::SetWindowPos(GetHwnd(), HWND_TOPMOST, 0, 0, 0, 0,
2722                                  SWP_NOSIZE | SWP_NOMOVE) )
2723             {
2724                 wxLogLastError(wxT("SetWindowPos"));
2725             }
2726         }
2727
2728         // move the dialog to its initial position without forcing repainting
2729         if ( !::MoveWindow(GetHwnd(), x1, y1, width1, height1, FALSE) )
2730         {
2731             wxLogLastError(wxT("MoveWindow"));
2732         }
2733 #endif
2734         // __WXMICROWIN__
2735
2736     }
2737     else // creating a normal window, not a dialog
2738     {
2739         int controlId = 0;
2740         if ( style & WS_CHILD )
2741         {
2742             controlId = id;
2743
2744             if ( GetWindowStyleFlag() & wxCLIP_SIBLINGS )
2745             {
2746                 style |= WS_CLIPSIBLINGS;
2747             }
2748         }
2749
2750         wxString className(wclass);
2751         if ( GetWindowStyleFlag() & wxNO_FULL_REPAINT_ON_RESIZE )
2752         {
2753             className += wxT("NR");
2754         }
2755
2756         m_hWnd = (WXHWND)CreateWindowEx(extendedStyle,
2757                                         className,
2758                                         title ? title : wxT(""),
2759                                         style,
2760                                         x1, y1,
2761                                         width1, height1,
2762                                         hParent, (HMENU)controlId,
2763                                         wxGetInstance(),
2764                                         NULL);
2765
2766         if ( !m_hWnd )
2767         {
2768             wxLogError(_("Can't create window of class %s!\nPossible Windows 3.x compatibility problem?"),
2769                        wclass);
2770
2771             return FALSE;
2772         }
2773     }
2774
2775     wxWndHook = NULL;
2776
2777 #ifdef __WXDEBUG__
2778     wxNode* node = wxWinHandleList->Member(this);
2779     if (node)
2780     {
2781         HWND hWnd = (HWND) node->GetKeyInteger();
2782         if (hWnd != (HWND) m_hWnd)
2783         {
2784             wxLogError(wxT("A second HWND association is being added for the same window!"));
2785         }
2786     }
2787 #endif // Debug
2788
2789     wxAssociateWinWithHandle((HWND) m_hWnd, this);
2790
2791     SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
2792
2793     return TRUE;
2794 }
2795
2796 // ===========================================================================
2797 // MSW message handlers
2798 // ===========================================================================
2799
2800 // ---------------------------------------------------------------------------
2801 // WM_NOTIFY
2802 // ---------------------------------------------------------------------------
2803
2804 #ifdef __WIN95__
2805 // FIXME: VZ: I'm not sure at all that the order of processing is correct
2806 bool wxWindowMSW::HandleNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
2807 {
2808 #ifndef __WXMICROWIN__
2809     LPNMHDR hdr = (LPNMHDR)lParam;
2810     HWND hWnd = hdr->hwndFrom;
2811     wxWindow *win = wxFindWinFromHandle((WXHWND)hWnd);
2812
2813     // is this one of our windows?
2814     if ( win )
2815     {
2816         return win->MSWOnNotify(idCtrl, lParam, result);
2817     }
2818
2819     // try all our children
2820     wxWindowList::Node *node = GetChildren().GetFirst();
2821     while ( node )
2822     {
2823         wxWindow *child = node->GetData();
2824         if ( child->MSWOnNotify(idCtrl, lParam, result) )
2825         {
2826             return TRUE;
2827         }
2828
2829         node = node->GetNext();
2830     }
2831
2832     // finally try this window too (catches toolbar case)
2833     return MSWOnNotify(idCtrl, lParam, result);
2834 #else
2835     return FALSE;
2836 #endif
2837 }
2838
2839 bool wxWindowMSW::MSWOnNotify(int WXUNUSED(idCtrl),
2840                            WXLPARAM lParam,
2841                            WXLPARAM* WXUNUSED(result))
2842 {
2843 #if wxUSE_TOOLTIPS
2844     NMHDR* hdr = (NMHDR *)lParam;
2845     if ( (int)hdr->code == TTN_NEEDTEXT && m_tooltip )
2846     {
2847         TOOLTIPTEXT *ttt = (TOOLTIPTEXT *)lParam;
2848         ttt->lpszText = (wxChar *)m_tooltip->GetTip().c_str();
2849
2850         // processed
2851         return TRUE;
2852     }
2853 #endif // wxUSE_TOOLTIPS
2854
2855     return FALSE;
2856 }
2857 #endif // __WIN95__
2858
2859 // ---------------------------------------------------------------------------
2860 // end session messages
2861 // ---------------------------------------------------------------------------
2862
2863 bool wxWindowMSW::HandleQueryEndSession(long logOff, bool *mayEnd)
2864 {
2865     wxCloseEvent event(wxEVT_QUERY_END_SESSION, -1);
2866     event.SetEventObject(wxTheApp);
2867     event.SetCanVeto(TRUE);
2868     event.SetLoggingOff(logOff == (long)ENDSESSION_LOGOFF);
2869
2870     bool rc = wxTheApp->ProcessEvent(event);
2871
2872     if ( rc )
2873     {
2874         // we may end only if the app didn't veto session closing (double
2875         // negation...)
2876         *mayEnd = !event.GetVeto();
2877     }
2878
2879     return rc;
2880 }
2881
2882 bool wxWindowMSW::HandleEndSession(bool endSession, long logOff)
2883 {
2884     // do nothing if the session isn't ending
2885     if ( !endSession )
2886         return FALSE;
2887
2888     wxCloseEvent event(wxEVT_END_SESSION, -1);
2889     event.SetEventObject(wxTheApp);
2890     event.SetCanVeto(FALSE);
2891     event.SetLoggingOff( (logOff == (long)ENDSESSION_LOGOFF) );
2892     if ( (this == wxTheApp->GetTopWindow()) && // Only send once
2893         wxTheApp->ProcessEvent(event))
2894     {
2895     }
2896     return TRUE;
2897 }
2898
2899 // ---------------------------------------------------------------------------
2900 // window creation/destruction
2901 // ---------------------------------------------------------------------------
2902
2903 bool wxWindowMSW::HandleCreate(WXLPCREATESTRUCT WXUNUSED(cs), bool *mayCreate)
2904 {
2905     // TODO: should generate this event from WM_NCCREATE
2906     wxWindowCreateEvent event((wxWindow *)this);
2907     (void)GetEventHandler()->ProcessEvent(event);
2908
2909     *mayCreate = TRUE;
2910
2911     return TRUE;
2912 }
2913
2914 bool wxWindowMSW::HandleDestroy()
2915 {
2916     wxWindowDestroyEvent event((wxWindow *)this);
2917     (void)GetEventHandler()->ProcessEvent(event);
2918
2919     // delete our drop target if we've got one
2920 #if wxUSE_DRAG_AND_DROP
2921     if ( m_dropTarget != NULL )
2922     {
2923         m_dropTarget->Revoke(m_hWnd);
2924
2925         delete m_dropTarget;
2926         m_dropTarget = NULL;
2927     }
2928 #endif // wxUSE_DRAG_AND_DROP
2929
2930     // WM_DESTROY handled
2931     return TRUE;
2932 }
2933
2934 // ---------------------------------------------------------------------------
2935 // activation/focus
2936 // ---------------------------------------------------------------------------
2937
2938 void wxWindowMSW::OnSetFocus(wxFocusEvent& event)
2939 {
2940     // panel wants to track the window which was the last to have focus in it,
2941     // so we want to set ourselves as the window which last had focus
2942     //
2943     // notice that it's also important to do it upwards the tree becaus
2944     // otherwise when the top level panel gets focus, it won't set it back to
2945     // us, but to some other sibling
2946     wxWindow *win = (wxWindow *)this;
2947     while ( win )
2948     {
2949         wxWindow *parent = win->GetParent();
2950         wxPanel *panel = wxDynamicCast(parent, wxPanel);
2951         if ( panel )
2952         {
2953             panel->SetLastFocus(win);
2954         }
2955
2956         win = parent;
2957     }
2958
2959     wxLogTrace(_T("focus"), _T("%s (0x%08x) gets focus"),
2960                GetClassInfo()->GetClassName(), GetHandle());
2961
2962     event.Skip();
2963 }
2964
2965 bool wxWindowMSW::HandleActivate(int state,
2966                               bool WXUNUSED(minimized),
2967                               WXHWND WXUNUSED(activate))
2968 {
2969     wxActivateEvent event(wxEVT_ACTIVATE,
2970                           (state == WA_ACTIVE) || (state == WA_CLICKACTIVE),
2971                           m_windowId);
2972     event.SetEventObject(this);
2973
2974     return GetEventHandler()->ProcessEvent(event);
2975 }
2976
2977 bool wxWindowMSW::HandleSetFocus(WXHWND hwnd)
2978 {
2979 #if wxUSE_CARET
2980     // Deal with caret
2981     if ( m_caret )
2982     {
2983         m_caret->OnSetFocus();
2984     }
2985 #endif // wxUSE_CARET
2986
2987     wxFocusEvent event(wxEVT_SET_FOCUS, m_windowId);
2988     event.SetEventObject(this);
2989
2990     // wxFindWinFromHandle() may return NULL, it is ok
2991     event.SetWindow(wxFindWinFromHandle(hwnd));
2992
2993     return GetEventHandler()->ProcessEvent(event);
2994 }
2995
2996 bool wxWindowMSW::HandleKillFocus(WXHWND hwnd)
2997 {
2998 #if wxUSE_CARET
2999     // Deal with caret
3000     if ( m_caret )
3001     {
3002         m_caret->OnKillFocus();
3003     }
3004 #endif // wxUSE_CARET
3005
3006     wxFocusEvent event(wxEVT_KILL_FOCUS, m_windowId);
3007     event.SetEventObject(this);
3008
3009     // wxFindWinFromHandle() may return NULL, it is ok
3010     event.SetWindow(wxFindWinFromHandle(hwnd));
3011
3012     return GetEventHandler()->ProcessEvent(event);
3013 }
3014
3015 // ---------------------------------------------------------------------------
3016 // miscellaneous
3017 // ---------------------------------------------------------------------------
3018
3019 bool wxWindowMSW::HandleShow(bool show, int WXUNUSED(status))
3020 {
3021     wxShowEvent event(GetId(), show);
3022     event.m_eventObject = this;
3023
3024     return GetEventHandler()->ProcessEvent(event);
3025 }
3026
3027 bool wxWindowMSW::HandleInitDialog(WXHWND WXUNUSED(hWndFocus))
3028 {
3029     wxInitDialogEvent event(GetId());
3030     event.m_eventObject = this;
3031
3032     return GetEventHandler()->ProcessEvent(event);
3033 }
3034
3035 bool wxWindowMSW::HandleDropFiles(WXWPARAM wParam)
3036 {
3037 #ifndef __WXMICROWIN__
3038     HDROP hFilesInfo = (HDROP) wParam;
3039     POINT dropPoint;
3040     DragQueryPoint(hFilesInfo, (LPPOINT) &dropPoint);
3041
3042     // Get the total number of files dropped
3043     WORD gwFilesDropped = (WORD)::DragQueryFile
3044                             (
3045                                 (HDROP)hFilesInfo,
3046                                 (UINT)-1,
3047                                 (LPTSTR)0,
3048                                 (UINT)0
3049                             );
3050
3051     wxString *files = new wxString[gwFilesDropped];
3052     int wIndex;
3053     for (wIndex=0; wIndex < (int)gwFilesDropped; wIndex++)
3054     {
3055         DragQueryFile (hFilesInfo, wIndex, (LPTSTR) wxBuffer, 1000);
3056         files[wIndex] = wxBuffer;
3057     }
3058     DragFinish (hFilesInfo);
3059
3060     wxDropFilesEvent event(wxEVT_DROP_FILES, gwFilesDropped, files);
3061     event.m_eventObject = this;
3062     event.m_pos.x = dropPoint.x; event.m_pos.x = dropPoint.y;
3063
3064     bool rc = GetEventHandler()->ProcessEvent(event);
3065
3066     delete[] files;
3067
3068     return rc;
3069 #else
3070     return FALSE;
3071 #endif
3072 }
3073
3074 bool wxWindowMSW::HandleSetCursor(WXHWND WXUNUSED(hWnd),
3075                                   short nHitTest,
3076                                   int WXUNUSED(mouseMsg))
3077 {
3078 #ifndef __WXMICROWIN__
3079     // the logic is as follows:
3080     // -1. don't set cursor for non client area, including but not limited to
3081     //     the title bar, scrollbars, &c
3082     //  0. allow the user to override default behaviour by using EVT_SET_CURSOR
3083     //  1. if we have the cursor set it unless wxIsBusy()
3084     //  2. if we're a top level window, set some cursor anyhow
3085     //  3. if wxIsBusy(), set the busy cursor, otherwise the global one
3086
3087     if ( nHitTest != HTCLIENT )
3088     {
3089         return FALSE;
3090     }
3091
3092     HCURSOR hcursor = 0;
3093
3094     // first ask the user code - it may wish to set the cursor in some very
3095     // specific way (for example, depending on the current position)
3096     POINT pt;
3097 #ifdef __WIN32__
3098     if ( !::GetCursorPos(&pt) )
3099     {
3100         wxLogLastError(wxT("GetCursorPos"));
3101     }
3102 #else
3103     // In WIN16 it doesn't return a value.
3104     ::GetCursorPos(&pt);
3105 #endif
3106
3107     int x = pt.x,
3108         y = pt.y;
3109     ScreenToClient(&x, &y);
3110     wxSetCursorEvent event(x, y);
3111
3112     bool processedEvtSetCursor = GetEventHandler()->ProcessEvent(event);
3113     if ( processedEvtSetCursor && event.HasCursor() )
3114     {
3115         hcursor = GetHcursorOf(event.GetCursor());
3116     }
3117
3118     if ( !hcursor )
3119     {
3120         bool isBusy = wxIsBusy();
3121
3122         // the test for processedEvtSetCursor is here to prevent using m_cursor
3123         // if the user code caught EVT_SET_CURSOR() and returned nothing from
3124         // it - this is a way to say that our cursor shouldn't be used for this
3125         // point
3126         if ( !processedEvtSetCursor && m_cursor.Ok() )
3127         {
3128             hcursor = GetHcursorOf(m_cursor);
3129         }
3130
3131         if ( !GetParent() )
3132         {
3133             if ( isBusy )
3134             {
3135                 hcursor = wxGetCurrentBusyCursor();
3136             }
3137             else if ( !hcursor )
3138             {
3139                 const wxCursor *cursor = wxGetGlobalCursor();
3140                 if ( cursor && cursor->Ok() )
3141                 {
3142                     hcursor = GetHcursorOf(*cursor);
3143                 }
3144             }
3145         }
3146     }
3147
3148     if ( hcursor )
3149     {
3150         ::SetCursor(hcursor);
3151
3152         // cursor set, stop here
3153         return TRUE;
3154     }
3155 #endif
3156     // pass up the window chain
3157     return FALSE;
3158 }
3159
3160 // ---------------------------------------------------------------------------
3161 // owner drawn stuff
3162 // ---------------------------------------------------------------------------
3163
3164 bool wxWindowMSW::MSWOnDrawItem(int id, WXDRAWITEMSTRUCT *itemStruct)
3165 {
3166 #if wxUSE_OWNER_DRAWN
3167
3168 #if wxUSE_MENUS_NATIVE
3169     // is it a menu item?
3170     if ( id == 0 )
3171     {
3172         DRAWITEMSTRUCT *pDrawStruct = (DRAWITEMSTRUCT *)itemStruct;
3173         wxMenuItem *pMenuItem = (wxMenuItem *)(pDrawStruct->itemData);
3174
3175         wxCHECK( pMenuItem->IsKindOf(CLASSINFO(wxMenuItem)), FALSE );
3176
3177         // prepare to call OnDrawItem(): notice using of wxDCTemp to prevent
3178         // the DC from being released
3179         wxDCTemp dc((WXHDC)pDrawStruct->hDC);
3180         wxRect rect(pDrawStruct->rcItem.left, pDrawStruct->rcItem.top,
3181                     pDrawStruct->rcItem.right - pDrawStruct->rcItem.left,
3182                     pDrawStruct->rcItem.bottom - pDrawStruct->rcItem.top);
3183
3184         return pMenuItem->OnDrawItem
3185                (
3186                 dc,
3187                 rect,
3188                 (wxOwnerDrawn::wxODAction)pDrawStruct->itemAction,
3189                 (wxOwnerDrawn::wxODStatus)pDrawStruct->itemState
3190                );
3191     }
3192 #endif // wxUSE_MENUS_NATIVE
3193
3194 #if wxUSE_CONTROLS
3195     wxWindow *item = FindItem(id);
3196     if ( item && item->IsKindOf(CLASSINFO(wxControl)) )
3197     {
3198         return ((wxControl *)item)->MSWOnDraw(itemStruct);
3199     }
3200 #endif // wxUSE_CONTROLS
3201
3202 #endif // USE_OWNER_DRAWN
3203
3204     return FALSE;
3205 }
3206
3207 bool wxWindowMSW::MSWOnMeasureItem(int id, WXMEASUREITEMSTRUCT *itemStruct)
3208 {
3209 #if wxUSE_OWNER_DRAWN
3210     // is it a menu item?
3211     if ( id == 0 )
3212     {
3213         MEASUREITEMSTRUCT *pMeasureStruct = (MEASUREITEMSTRUCT *)itemStruct;
3214         wxMenuItem *pMenuItem = (wxMenuItem *)(pMeasureStruct->itemData);
3215
3216         wxCHECK( pMenuItem->IsKindOf(CLASSINFO(wxMenuItem)), FALSE );
3217
3218         return pMenuItem->OnMeasureItem(&pMeasureStruct->itemWidth,
3219                                         &pMeasureStruct->itemHeight);
3220     }
3221
3222     wxWindow *item = FindItem(id);
3223     if ( item && item->IsKindOf(CLASSINFO(wxControl)) )
3224     {
3225         return ((wxControl *)item)->MSWOnMeasure(itemStruct);
3226     }
3227 #endif  // owner-drawn menus
3228     return FALSE;
3229 }
3230
3231 // ---------------------------------------------------------------------------
3232 // colours and palettes
3233 // ---------------------------------------------------------------------------
3234
3235 bool wxWindowMSW::HandleSysColorChange()
3236 {
3237     wxSysColourChangedEvent event;
3238     event.SetEventObject(this);
3239
3240     return GetEventHandler()->ProcessEvent(event);
3241 }
3242
3243 bool wxWindowMSW::HandleCtlColor(WXHBRUSH *brush,
3244                               WXHDC pDC,
3245                               WXHWND pWnd,
3246                               WXUINT nCtlColor,
3247                               WXUINT message,
3248                               WXWPARAM wParam,
3249                               WXLPARAM lParam)
3250 {
3251 #ifndef __WXMICROWIN__
3252     WXHBRUSH hBrush = 0;
3253
3254     if ( nCtlColor == CTLCOLOR_DLG )
3255     {
3256         hBrush = OnCtlColor(pDC, pWnd, nCtlColor, message, wParam, lParam);
3257     }
3258 #if wxUSE_CONTROLS
3259     else
3260     {
3261         wxControl *item = (wxControl *)FindItemByHWND(pWnd, TRUE);
3262         if ( item )
3263             hBrush = item->OnCtlColor(pDC, pWnd, nCtlColor, message, wParam, lParam);
3264     }
3265 #endif // wxUSE_CONTROLS
3266
3267     if ( hBrush )
3268         *brush = hBrush;
3269
3270     return hBrush != 0;
3271 #else
3272     return FALSE;
3273 #endif
3274 }
3275
3276 // Define for each class of dialog and control
3277 WXHBRUSH wxWindowMSW::OnCtlColor(WXHDC WXUNUSED(hDC),
3278                                  WXHWND WXUNUSED(hWnd),
3279                                  WXUINT WXUNUSED(nCtlColor),
3280                                  WXUINT WXUNUSED(message),
3281                                  WXWPARAM WXUNUSED(wParam),
3282                                  WXLPARAM WXUNUSED(lParam))
3283 {
3284     return (WXHBRUSH)0;
3285 }
3286
3287 bool wxWindowMSW::HandlePaletteChanged(WXHWND hWndPalChange)
3288 {
3289     wxPaletteChangedEvent event(GetId());
3290     event.SetEventObject(this);
3291     event.SetChangedWindow(wxFindWinFromHandle(hWndPalChange));
3292
3293     return GetEventHandler()->ProcessEvent(event);
3294 }
3295
3296 bool wxWindowMSW::HandleQueryNewPalette()
3297 {
3298     wxQueryNewPaletteEvent event(GetId());
3299     event.SetEventObject(this);
3300
3301     return GetEventHandler()->ProcessEvent(event) && event.GetPaletteRealized();
3302 }
3303
3304 // Responds to colour changes: passes event on to children.
3305 void wxWindowMSW::OnSysColourChanged(wxSysColourChangedEvent& event)
3306 {
3307     wxNode *node = GetChildren().First();
3308     while ( node )
3309     {
3310         // Only propagate to non-top-level windows
3311         wxWindow *win = (wxWindow *)node->Data();
3312         if ( win->GetParent() )
3313         {
3314             wxSysColourChangedEvent event2;
3315             event.m_eventObject = win;
3316             win->GetEventHandler()->ProcessEvent(event2);
3317         }
3318
3319         node = node->Next();
3320     }
3321 }
3322
3323 // ---------------------------------------------------------------------------
3324 // painting
3325 // ---------------------------------------------------------------------------
3326
3327 bool wxWindowMSW::HandlePaint()
3328 {
3329 #ifdef __WIN32__
3330     HRGN hRegion = ::CreateRectRgn(0, 0, 0, 0); // Dummy call to get a handle
3331     if ( !hRegion )
3332         wxLogLastError(wxT("CreateRectRgn"));
3333     if ( ::GetUpdateRgn(GetHwnd(), hRegion, FALSE) == ERROR )
3334         wxLogLastError(wxT("GetUpdateRgn"));
3335
3336     m_updateRegion = wxRegion((WXHRGN) hRegion);
3337 #else // Win16
3338     RECT updateRect;
3339     ::GetUpdateRect(GetHwnd(), &updateRect, FALSE);
3340
3341     m_updateRegion = wxRegion(updateRect.left, updateRect.top,
3342                               updateRect.right - updateRect.left,
3343                               updateRect.bottom - updateRect.top);
3344 #endif // Win32/16
3345
3346     wxPaintEvent event(m_windowId);
3347     event.SetEventObject(this);
3348
3349     bool processed = GetEventHandler()->ProcessEvent(event);
3350
3351     // note that we must generate NC event after the normal one as otherwise
3352     // BeginPaint() will happily overwrite our decorations with the background
3353     // colour
3354     wxNcPaintEvent eventNc(m_windowId);
3355     eventNc.SetEventObject(this);
3356     GetEventHandler()->ProcessEvent(eventNc);
3357
3358     return processed;
3359 }
3360
3361 // Can be called from an application's OnPaint handler
3362 void wxWindowMSW::OnPaint(wxPaintEvent& event)
3363 {
3364 #ifdef __WXUNIVERSAL__
3365     event.Skip();
3366 #else
3367     HDC hDC = (HDC) wxPaintDC::FindDCInCache((wxWindow*) event.GetEventObject());
3368     if (hDC != 0)
3369     {
3370         MSWDefWindowProc(WM_PAINT, (WPARAM) hDC, 0);
3371     }
3372 #endif
3373 }
3374
3375 bool wxWindowMSW::HandleEraseBkgnd(WXHDC hdc)
3376 {
3377     // Prevents flicker when dragging
3378     if ( ::IsIconic(GetHwnd()) )
3379         return TRUE;
3380
3381     wxDCTemp dc(hdc);
3382
3383     dc.SetHDC(hdc);
3384     dc.SetWindow((wxWindow *)this);
3385     dc.BeginDrawing();
3386
3387     wxEraseEvent event(m_windowId, &dc);
3388     event.SetEventObject(this);
3389     bool rc = GetEventHandler()->ProcessEvent(event);
3390
3391     dc.EndDrawing();
3392
3393     // must be called manually as ~wxDC doesn't do anything for wxDCTemp
3394     dc.SelectOldObjects(hdc);
3395
3396     return rc;
3397 }
3398
3399 void wxWindowMSW::OnEraseBackground(wxEraseEvent& event)
3400 {
3401     RECT rect;
3402     ::GetClientRect(GetHwnd(), &rect);
3403
3404     COLORREF ref = PALETTERGB(m_backgroundColour.Red(),
3405                               m_backgroundColour.Green(),
3406                               m_backgroundColour.Blue());
3407     HBRUSH hBrush = ::CreateSolidBrush(ref);
3408     if ( !hBrush )
3409         wxLogLastError(wxT("CreateSolidBrush"));
3410
3411     HDC hdc = (HDC)event.GetDC()->GetHDC();
3412
3413     int mode = ::SetMapMode(hdc, MM_TEXT);
3414
3415     ::FillRect(hdc, &rect, hBrush);
3416     ::DeleteObject(hBrush);
3417     ::SetMapMode(hdc, mode);
3418 }
3419
3420 // ---------------------------------------------------------------------------
3421 // moving and resizing
3422 // ---------------------------------------------------------------------------
3423
3424 bool wxWindowMSW::HandleMinimize()
3425 {
3426     wxIconizeEvent event(m_windowId);
3427     event.SetEventObject(this);
3428
3429     return GetEventHandler()->ProcessEvent(event);
3430 }
3431
3432 bool wxWindowMSW::HandleMaximize()
3433 {
3434     wxMaximizeEvent event(m_windowId);
3435     event.SetEventObject(this);
3436
3437     return GetEventHandler()->ProcessEvent(event);
3438 }
3439
3440 bool wxWindowMSW::HandleMove(int x, int y)
3441 {
3442     wxMoveEvent event(wxPoint(x, y), m_windowId);
3443     event.SetEventObject(this);
3444
3445     return GetEventHandler()->ProcessEvent(event);
3446 }
3447
3448 bool wxWindowMSW::HandleSize(int w, int h, WXUINT WXUNUSED(flag))
3449 {
3450     wxSizeEvent event(wxSize(w, h), m_windowId);
3451     event.SetEventObject(this);
3452
3453     return GetEventHandler()->ProcessEvent(event);
3454 }
3455
3456 bool wxWindowMSW::HandleGetMinMaxInfo(void *mmInfo)
3457 {
3458     MINMAXINFO *info = (MINMAXINFO *)mmInfo;
3459
3460     bool rc = FALSE;
3461
3462     if ( m_minWidth != -1 )
3463     {
3464         info->ptMinTrackSize.x = m_minWidth;
3465         rc = TRUE;
3466     }
3467
3468     if ( m_minHeight != -1 )
3469     {
3470         info->ptMinTrackSize.y = m_minHeight;
3471         rc = TRUE;
3472     }
3473
3474     if ( m_maxWidth != -1 )
3475     {
3476         info->ptMaxTrackSize.x = m_maxWidth;
3477         rc = TRUE;
3478     }
3479
3480     if ( m_maxHeight != -1 )
3481     {
3482         info->ptMaxTrackSize.y = m_maxHeight;
3483         rc = TRUE;
3484     }
3485
3486     return rc;
3487 }
3488
3489 // ---------------------------------------------------------------------------
3490 // command messages
3491 // ---------------------------------------------------------------------------
3492
3493 bool wxWindowMSW::HandleCommand(WXWORD id, WXWORD cmd, WXHWND control)
3494 {
3495 #if wxUSE_MENUS_NATIVE
3496     if ( wxCurrentPopupMenu )
3497     {
3498         wxMenu *popupMenu = wxCurrentPopupMenu;
3499         wxCurrentPopupMenu = NULL;
3500
3501         return popupMenu->MSWCommand(cmd, id);
3502     }
3503 #endif // wxUSE_MENUS_NATIVE
3504
3505     wxWindow *win = (wxWindow*) NULL;
3506     if ( cmd == 0 || cmd == 1 ) // menu or accel - use id
3507     {
3508         // must cast to a signed type before comparing with other ids!
3509         win = FindItem((signed short)id);
3510     }
3511
3512     if (!win && control)
3513     {
3514         // find it from HWND - this works even with the broken programs using
3515         // the same ids for different controls
3516         win = wxFindWinFromHandle(control);
3517     }
3518
3519     if ( win )
3520     {
3521         return win->MSWCommand(cmd, id);
3522     }
3523
3524     // the messages sent from the in-place edit control used by the treectrl
3525     // for label editing have id == 0, but they should _not_ be treated as menu
3526     // messages (they are EN_XXX ones, in fact) so don't translate anything
3527     // coming from a control to wxEVT_COMMAND_MENU_SELECTED
3528     if ( !control )
3529     {
3530         // If no child window, it may be an accelerator, e.g. for a popup menu
3531         // command
3532
3533         wxCommandEvent event(wxEVT_COMMAND_MENU_SELECTED);
3534         event.SetEventObject(this);
3535         event.SetId(id);
3536         event.SetInt(id);
3537
3538         return GetEventHandler()->ProcessEvent(event);
3539     }
3540 #if wxUSE_SPINCTRL && !defined(__WXUNIVERSAL__)
3541     else
3542     {
3543         // the text ctrl which is logically part of wxSpinCtrl sends WM_COMMAND
3544         // notifications to its parent which we want to reflect back to
3545         // wxSpinCtrl
3546         wxSpinCtrl *spin = wxSpinCtrl::GetSpinForTextCtrl(control);
3547         if ( spin && spin->ProcessTextCommand(cmd, id) )
3548             return TRUE;
3549     }
3550 #endif // wxUSE_SPINCTRL
3551
3552     return FALSE;
3553 }
3554
3555 bool wxWindowMSW::HandleSysCommand(WXWPARAM wParam, WXLPARAM WXUNUSED(lParam))
3556 {
3557     // 4 bits are reserved
3558     switch ( wParam & 0xFFFFFFF0 )
3559     {
3560         case SC_MAXIMIZE:
3561             return HandleMaximize();
3562
3563         case SC_MINIMIZE:
3564             return HandleMinimize();
3565     }
3566
3567     return FALSE;
3568 }
3569
3570 // ---------------------------------------------------------------------------
3571 // mouse events
3572 // ---------------------------------------------------------------------------
3573
3574 void wxWindowMSW::InitMouseEvent(wxMouseEvent& event,
3575                                  int x, int y,
3576                                  WXUINT flags)
3577 {
3578     // our client coords are not quite the same as Windows ones
3579     wxPoint pt = GetClientAreaOrigin();
3580     event.m_x = x - pt.x;
3581     event.m_y = y - pt.y;
3582
3583     event.m_shiftDown = (flags & MK_SHIFT) != 0;
3584     event.m_controlDown = (flags & MK_CONTROL) != 0;
3585     event.m_leftDown = (flags & MK_LBUTTON) != 0;
3586     event.m_middleDown = (flags & MK_MBUTTON) != 0;
3587     event.m_rightDown = (flags & MK_RBUTTON) != 0;
3588     event.m_altDown = (::GetKeyState(VK_MENU) & 0x80000000) != 0;
3589
3590     event.SetTimestamp(s_currentMsg.time);
3591     event.m_eventObject = this;
3592
3593 #if wxUSE_MOUSEEVENT_HACK
3594     m_lastMouseX = x;
3595     m_lastMouseY = y;
3596     m_lastMouseEvent = event.GetEventType();
3597 #endif // wxUSE_MOUSEEVENT_HACK
3598 }
3599
3600 bool wxWindowMSW::HandleMouseEvent(WXUINT msg, int x, int y, WXUINT flags)
3601 {
3602     // the mouse events take consecutive IDs from WM_MOUSEFIRST to
3603     // WM_MOUSELAST, so it's enough to substract WM_MOUSEMOVE == WM_MOUSEFIRST
3604     // from the message id and take the value in the table to get wxWin event
3605     // id
3606     static const wxEventType eventsMouse[] =
3607     {
3608         wxEVT_MOTION,
3609         wxEVT_LEFT_DOWN,
3610         wxEVT_LEFT_UP,
3611         wxEVT_LEFT_DCLICK,
3612         wxEVT_RIGHT_DOWN,
3613         wxEVT_RIGHT_UP,
3614         wxEVT_RIGHT_DCLICK,
3615         wxEVT_MIDDLE_DOWN,
3616         wxEVT_MIDDLE_UP,
3617         wxEVT_MIDDLE_DCLICK
3618     };
3619
3620     wxMouseEvent event(eventsMouse[msg - WM_MOUSEMOVE]);
3621     InitMouseEvent(event, x, y, flags);
3622
3623     return GetEventHandler()->ProcessEvent(event);
3624 }
3625
3626 bool wxWindowMSW::HandleMouseMove(int x, int y, WXUINT flags)
3627 {
3628     if ( !m_mouseInWindow )
3629     {
3630         // it would be wrong to assume that just because we get a mouse move
3631         // event that the mouse is inside the window: although this is usually
3632         // true, it is not if we had captured the mouse, so we need to check
3633         // the mouse coordinates here
3634         if ( !HasCapture() || IsMouseInWindow() )
3635         {
3636             // Generate an ENTER event
3637             m_mouseInWindow = TRUE;
3638
3639             wxMouseEvent event(wxEVT_ENTER_WINDOW);
3640             InitMouseEvent(event, x, y, flags);
3641
3642             (void)GetEventHandler()->ProcessEvent(event);
3643         }
3644     }
3645
3646 #if wxUSE_MOUSEEVENT_HACK
3647     // Window gets a click down message followed by a mouse move message even
3648     // if position isn't changed!  We want to discard the trailing move event
3649     // if x and y are the same.
3650     if ( (m_lastMouseEvent == wxEVT_RIGHT_DOWN ||
3651           m_lastMouseEvent == wxEVT_LEFT_DOWN ||
3652           m_lastMouseEvent == wxEVT_MIDDLE_DOWN) &&
3653          (m_lastMouseX == x && m_lastMouseY == y) )
3654     {
3655         m_lastMouseEvent = wxEVT_MOTION;
3656
3657         return FALSE;
3658     }
3659 #endif // wxUSE_MOUSEEVENT_HACK
3660
3661     return HandleMouseEvent(WM_MOUSEMOVE, x, y, flags);
3662 }
3663
3664
3665 bool wxWindowMSW::HandleMouseWheel(WXWPARAM wParam, WXLPARAM lParam)
3666 {
3667 #if wxUSE_MOUSEWHEEL
3668     wxMouseEvent event(wxEVT_MOUSEWHEEL);
3669     InitMouseEvent(event,
3670                    GET_X_LPARAM(lParam),
3671                    GET_Y_LPARAM(lParam),
3672                    LOWORD(wParam));
3673     event.m_wheelRotation = (short)HIWORD(wParam);
3674     event.m_wheelDelta = WHEEL_DELTA;
3675
3676 #ifdef __WIN32__
3677     static int s_linesPerRotation = -1;
3678     if ( s_linesPerRotation == -1 )
3679     {
3680         if ( !::SystemParametersInfo(SPI_GETWHEELSCROLLLINES, 0,
3681                                      &s_linesPerRotation, 0))
3682         {
3683             // this is not supposed to happen
3684             wxLogLastError(_T("SystemParametersInfo(GETWHEELSCROLLLINES)"));
3685
3686             // the default is 3, so use it if SystemParametersInfo() failed
3687             s_linesPerRotation = 3;
3688         }
3689     }
3690 #else // Win16
3691     // no SystemParametersInfo() under Win16
3692     static const int s_linesPerRotation = 3;
3693 #endif
3694
3695     event.m_linesPerAction = s_linesPerRotation;
3696     return GetEventHandler()->ProcessEvent(event);
3697
3698 #else
3699     (void) wParam;
3700     (void) lParam;
3701
3702     return FALSE;
3703 #endif
3704 }
3705
3706
3707 // ---------------------------------------------------------------------------
3708 // keyboard handling
3709 // ---------------------------------------------------------------------------
3710
3711 // create the key event of the given type for the given key - used by
3712 // HandleChar and HandleKeyDown/Up
3713 wxKeyEvent wxWindowMSW::CreateKeyEvent(wxEventType evType,
3714                                     int id,
3715                                     WXLPARAM lParam) const
3716 {
3717     wxKeyEvent event(evType);
3718     event.SetId(GetId());
3719     event.m_shiftDown = wxIsShiftDown();
3720     event.m_controlDown = wxIsCtrlDown();
3721     event.m_altDown = (HIWORD(lParam) & KF_ALTDOWN) == KF_ALTDOWN;
3722
3723     event.m_eventObject = (wxWindow *)this; // const_cast
3724     event.m_keyCode = id;
3725     event.SetTimestamp(s_currentMsg.time);
3726
3727     // translate the position to client coords
3728     POINT pt;
3729     GetCursorPos(&pt);
3730     RECT rect;
3731     GetWindowRect(GetHwnd(),&rect);
3732     pt.x -= rect.left;
3733     pt.y -= rect.top;
3734
3735     event.m_x = pt.x;
3736     event.m_y = pt.y;
3737
3738     return event;
3739 }
3740
3741 // isASCII is TRUE only when we're called from WM_CHAR handler and not from
3742 // WM_KEYDOWN one
3743 bool wxWindowMSW::HandleChar(WXWPARAM wParam, WXLPARAM lParam, bool isASCII)
3744 {
3745     bool ctrlDown = FALSE;
3746
3747     int id;
3748     if ( isASCII )
3749     {
3750         // If 1 -> 26, translate to CTRL plus a letter.
3751         id = wParam;
3752         if ( (id > 0) && (id < 27) )
3753         {
3754             switch (id)
3755             {
3756                 case 13:
3757                     id = WXK_RETURN;
3758                     break;
3759
3760                 case 8:
3761                     id = WXK_BACK;
3762                     break;
3763
3764                 case 9:
3765                     id = WXK_TAB;
3766                     break;
3767
3768                 default:
3769                     ctrlDown = TRUE;
3770                     id = id + 96;
3771             }
3772         }
3773     }
3774     else if ( (id = wxCharCodeMSWToWX(wParam)) == 0 )
3775     {
3776         // it's ASCII and will be processed here only when called from
3777         // WM_CHAR (i.e. when isASCII = TRUE), don't process it now
3778         id = -1;
3779     }
3780
3781     if ( id != -1 )
3782     {
3783         wxKeyEvent event(CreateKeyEvent(wxEVT_CHAR, id, lParam));
3784         if ( ctrlDown )
3785         {
3786             event.m_controlDown = TRUE;
3787         }
3788
3789         if ( GetEventHandler()->ProcessEvent(event) )
3790             return TRUE;
3791     }
3792
3793     return FALSE;
3794 }
3795
3796 bool wxWindowMSW::HandleKeyDown(WXWPARAM wParam, WXLPARAM lParam)
3797 {
3798     int id = wxCharCodeMSWToWX(wParam);
3799
3800     if ( !id )
3801     {
3802         // normal ASCII char
3803         id = wParam;
3804     }
3805
3806     if ( id != -1 ) // VZ: does this ever happen (FIXME)?
3807     {
3808         wxKeyEvent event(CreateKeyEvent(wxEVT_KEY_DOWN, id, lParam));
3809         if ( GetEventHandler()->ProcessEvent(event) )
3810         {
3811             return TRUE;
3812         }
3813     }
3814
3815     return FALSE;
3816 }
3817
3818 bool wxWindowMSW::HandleKeyUp(WXWPARAM wParam, WXLPARAM lParam)
3819 {
3820     int id = wxCharCodeMSWToWX(wParam);
3821
3822     if ( !id )
3823     {
3824         // normal ASCII char
3825         id = wParam;
3826     }
3827
3828     if ( id != -1 ) // VZ: does this ever happen (FIXME)?
3829     {
3830         wxKeyEvent event(CreateKeyEvent(wxEVT_KEY_UP, id, lParam));
3831         if ( GetEventHandler()->ProcessEvent(event) )
3832             return TRUE;
3833     }
3834
3835     return FALSE;
3836 }
3837
3838 // ---------------------------------------------------------------------------
3839 // joystick
3840 // ---------------------------------------------------------------------------
3841
3842 bool wxWindowMSW::HandleJoystickEvent(WXUINT msg, int x, int y, WXUINT flags)
3843 {
3844 #ifdef JOY_BUTTON1
3845     int change = 0;
3846     if ( flags & JOY_BUTTON1CHG )
3847         change = wxJOY_BUTTON1;
3848     if ( flags & JOY_BUTTON2CHG )
3849         change = wxJOY_BUTTON2;
3850     if ( flags & JOY_BUTTON3CHG )
3851         change = wxJOY_BUTTON3;
3852     if ( flags & JOY_BUTTON4CHG )
3853         change = wxJOY_BUTTON4;
3854
3855     int buttons = 0;
3856     if ( flags & JOY_BUTTON1 )
3857         buttons |= wxJOY_BUTTON1;
3858     if ( flags & JOY_BUTTON2 )
3859         buttons |= wxJOY_BUTTON2;
3860     if ( flags & JOY_BUTTON3 )
3861         buttons |= wxJOY_BUTTON3;
3862     if ( flags & JOY_BUTTON4 )
3863         buttons |= wxJOY_BUTTON4;
3864
3865     // the event ids aren't consecutive so we can't use table based lookup
3866     int joystick;
3867     wxEventType eventType;
3868     switch ( msg )
3869     {
3870         case MM_JOY1MOVE:
3871             joystick = 1;
3872             eventType = wxEVT_JOY_MOVE;
3873             break;
3874
3875         case MM_JOY2MOVE:
3876             joystick = 2;
3877             eventType = wxEVT_JOY_MOVE;
3878             break;
3879
3880         case MM_JOY1ZMOVE:
3881             joystick = 1;
3882             eventType = wxEVT_JOY_ZMOVE;
3883             break;
3884
3885         case MM_JOY2ZMOVE:
3886             joystick = 2;
3887             eventType = wxEVT_JOY_ZMOVE;
3888             break;
3889
3890         case MM_JOY1BUTTONDOWN:
3891             joystick = 1;
3892             eventType = wxEVT_JOY_BUTTON_DOWN;
3893             break;
3894
3895         case MM_JOY2BUTTONDOWN:
3896             joystick = 2;
3897             eventType = wxEVT_JOY_BUTTON_DOWN;
3898             break;
3899
3900         case MM_JOY1BUTTONUP:
3901             joystick = 1;
3902             eventType = wxEVT_JOY_BUTTON_UP;
3903             break;
3904
3905         case MM_JOY2BUTTONUP:
3906             joystick = 2;
3907             eventType = wxEVT_JOY_BUTTON_UP;
3908             break;
3909
3910         default:
3911             wxFAIL_MSG(wxT("no such joystick event"));
3912
3913             return FALSE;
3914     }
3915
3916     wxJoystickEvent event(eventType, buttons, joystick, change);
3917     event.SetPosition(wxPoint(x, y));
3918     event.SetEventObject(this);
3919
3920     return GetEventHandler()->ProcessEvent(event);
3921 #else
3922     return FALSE;
3923 #endif
3924 }
3925
3926 // ---------------------------------------------------------------------------
3927 // scrolling
3928 // ---------------------------------------------------------------------------
3929
3930 bool wxWindowMSW::MSWOnScroll(int orientation, WXWORD wParam,
3931                            WXWORD pos, WXHWND control)
3932 {
3933     if ( control )
3934     {
3935         wxWindow *child = wxFindWinFromHandle(control);
3936         if ( child )
3937             return child->MSWOnScroll(orientation, wParam, pos, control);
3938     }
3939
3940     wxScrollWinEvent event;
3941     event.SetPosition(pos);
3942     event.SetOrientation(orientation);
3943     event.m_eventObject = this;
3944
3945     switch ( wParam )
3946     {
3947     case SB_TOP:
3948         event.m_eventType = wxEVT_SCROLLWIN_TOP;
3949         break;
3950
3951     case SB_BOTTOM:
3952         event.m_eventType = wxEVT_SCROLLWIN_BOTTOM;
3953         break;
3954
3955     case SB_LINEUP:
3956         event.m_eventType = wxEVT_SCROLLWIN_LINEUP;
3957         break;
3958
3959     case SB_LINEDOWN:
3960         event.m_eventType = wxEVT_SCROLLWIN_LINEDOWN;
3961         break;
3962
3963     case SB_PAGEUP:
3964         event.m_eventType = wxEVT_SCROLLWIN_PAGEUP;
3965         break;
3966
3967     case SB_PAGEDOWN:
3968         event.m_eventType = wxEVT_SCROLLWIN_PAGEDOWN;
3969         break;
3970
3971     case SB_THUMBPOSITION:
3972     case SB_THUMBTRACK:
3973 #ifdef __WIN32__
3974         // under Win32, the scrollbar range and position are 32 bit integers,
3975         // but WM_[HV]SCROLL only carry the low 16 bits of them, so we must
3976         // explicitly query the scrollbar for the correct position (this must
3977         // be done only for these two SB_ events as they are the only one
3978         // carrying the scrollbar position)
3979         {
3980             SCROLLINFO scrollInfo;
3981             wxZeroMemory(scrollInfo);
3982             scrollInfo.cbSize = sizeof(SCROLLINFO);
3983             scrollInfo.fMask = SIF_TRACKPOS;
3984
3985             if ( !::GetScrollInfo(GetHwnd(),
3986                                   orientation == wxHORIZONTAL ? SB_HORZ
3987                                                               : SB_VERT,
3988                                   &scrollInfo) )
3989             {
3990                 wxLogLastError(_T("GetScrollInfo"));
3991             }
3992
3993             event.SetPosition(scrollInfo.nTrackPos);
3994         }
3995 #endif // Win32
3996
3997         event.m_eventType = wParam == SB_THUMBPOSITION
3998                                 ? wxEVT_SCROLLWIN_THUMBRELEASE
3999                                 : wxEVT_SCROLLWIN_THUMBTRACK;
4000         break;
4001
4002     default:
4003         return FALSE;
4004     }
4005
4006     return GetEventHandler()->ProcessEvent(event);
4007 }
4008
4009 // ===========================================================================
4010 // global functions
4011 // ===========================================================================
4012
4013 void wxGetCharSize(WXHWND wnd, int *x, int *y, const wxFont *the_font)
4014 {
4015     TEXTMETRIC tm;
4016     HDC dc = ::GetDC((HWND) wnd);
4017     HFONT fnt =0;
4018     HFONT was = 0;
4019     if ( the_font )
4020     {
4021         //    the_font->UseResource();
4022         //    the_font->RealizeResource();
4023         fnt = (HFONT)((wxFont *)the_font)->GetResourceHandle(); // const_cast
4024         if ( fnt )
4025             was = (HFONT) SelectObject(dc,fnt);
4026     }
4027     GetTextMetrics(dc, &tm);
4028     if ( the_font && fnt && was )
4029     {
4030         SelectObject(dc,was);
4031     }
4032     ReleaseDC((HWND)wnd, dc);
4033
4034     if ( x )
4035         *x = tm.tmAveCharWidth;
4036     if ( y )
4037         *y = tm.tmHeight + tm.tmExternalLeading;
4038
4039     //  if ( the_font )
4040     //    the_font->ReleaseResource();
4041 }
4042
4043 // Returns 0 if was a normal ASCII value, not a special key. This indicates that
4044 // the key should be ignored by WM_KEYDOWN and processed by WM_CHAR instead.
4045 int wxCharCodeMSWToWX(int keySym)
4046 {
4047     int id;
4048     switch (keySym)
4049     {
4050         case VK_CANCEL:     id = WXK_CANCEL; break;
4051         case VK_BACK:       id = WXK_BACK; break;
4052         case VK_TAB:        id = WXK_TAB; break;
4053         case VK_CLEAR:      id = WXK_CLEAR; break;
4054         case VK_RETURN:     id = WXK_RETURN; break;
4055         case VK_SHIFT:      id = WXK_SHIFT; break;
4056         case VK_CONTROL:    id = WXK_CONTROL; break;
4057         case VK_MENU :      id = WXK_MENU; break;
4058         case VK_PAUSE:      id = WXK_PAUSE; break;
4059         case VK_SPACE:      id = WXK_SPACE; break;
4060         case VK_ESCAPE:     id = WXK_ESCAPE; break;
4061         case VK_PRIOR:      id = WXK_PRIOR; break;
4062         case VK_NEXT :      id = WXK_NEXT; break;
4063         case VK_END:        id = WXK_END; break;
4064         case VK_HOME :      id = WXK_HOME; break;
4065         case VK_LEFT :      id = WXK_LEFT; break;
4066         case VK_UP:         id = WXK_UP; break;
4067         case VK_RIGHT:      id = WXK_RIGHT; break;
4068         case VK_DOWN :      id = WXK_DOWN; break;
4069         case VK_SELECT:     id = WXK_SELECT; break;
4070         case VK_PRINT:      id = WXK_PRINT; break;
4071         case VK_EXECUTE:    id = WXK_EXECUTE; break;
4072         case VK_INSERT:     id = WXK_INSERT; break;
4073         case VK_DELETE:     id = WXK_DELETE; break;
4074         case VK_HELP :      id = WXK_HELP; break;
4075         case VK_NUMPAD0:    id = WXK_NUMPAD0; break;
4076         case VK_NUMPAD1:    id = WXK_NUMPAD1; break;
4077         case VK_NUMPAD2:    id = WXK_NUMPAD2; break;
4078         case VK_NUMPAD3:    id = WXK_NUMPAD3; break;
4079         case VK_NUMPAD4:    id = WXK_NUMPAD4; break;
4080         case VK_NUMPAD5:    id = WXK_NUMPAD5; break;
4081         case VK_NUMPAD6:    id = WXK_NUMPAD6; break;
4082         case VK_NUMPAD7:    id = WXK_NUMPAD7; break;
4083         case VK_NUMPAD8:    id = WXK_NUMPAD8; break;
4084         case VK_NUMPAD9:    id = WXK_NUMPAD9; break;
4085         case VK_MULTIPLY:   id = WXK_MULTIPLY; break;
4086         case 0xBB: // VK_OEM_PLUS
4087         case VK_ADD:        id = WXK_ADD; break;
4088         case 0xBD: // VK_OEM_MINUS
4089         case VK_SUBTRACT:   id = WXK_SUBTRACT; break;
4090         case 0xBE: // VK_OEM_PERIOD
4091         case VK_DECIMAL:    id = WXK_DECIMAL; break;
4092         case VK_DIVIDE:     id = WXK_DIVIDE; break;
4093         case VK_F1:         id = WXK_F1; break;
4094         case VK_F2:         id = WXK_F2; break;
4095         case VK_F3:         id = WXK_F3; break;
4096         case VK_F4:         id = WXK_F4; break;
4097         case VK_F5:         id = WXK_F5; break;
4098         case VK_F6:         id = WXK_F6; break;
4099         case VK_F7:         id = WXK_F7; break;
4100         case VK_F8:         id = WXK_F8; break;
4101         case VK_F9:         id = WXK_F9; break;
4102         case VK_F10:        id = WXK_F10; break;
4103         case VK_F11:        id = WXK_F11; break;
4104         case VK_F12:        id = WXK_F12; break;
4105         case VK_F13:        id = WXK_F13; break;
4106         case VK_F14:        id = WXK_F14; break;
4107         case VK_F15:        id = WXK_F15; break;
4108         case VK_F16:        id = WXK_F16; break;
4109         case VK_F17:        id = WXK_F17; break;
4110         case VK_F18:        id = WXK_F18; break;
4111         case VK_F19:        id = WXK_F19; break;
4112         case VK_F20:        id = WXK_F20; break;
4113         case VK_F21:        id = WXK_F21; break;
4114         case VK_F22:        id = WXK_F22; break;
4115         case VK_F23:        id = WXK_F23; break;
4116         case VK_F24:        id = WXK_F24; break;
4117         case VK_NUMLOCK:    id = WXK_NUMLOCK; break;
4118         case VK_SCROLL:     id = WXK_SCROLL; break;
4119         default:
4120             id = 0;
4121     }
4122
4123     return id;
4124 }
4125
4126 int wxCharCodeWXToMSW(int id, bool *isVirtual)
4127 {
4128     *isVirtual = TRUE;
4129     int keySym = 0;
4130     switch (id)
4131     {
4132     case WXK_CANCEL:    keySym = VK_CANCEL; break;
4133     case WXK_CLEAR:     keySym = VK_CLEAR; break;
4134     case WXK_SHIFT:     keySym = VK_SHIFT; break;
4135     case WXK_CONTROL:   keySym = VK_CONTROL; break;
4136     case WXK_MENU :     keySym = VK_MENU; break;
4137     case WXK_PAUSE:     keySym = VK_PAUSE; break;
4138     case WXK_PRIOR:     keySym = VK_PRIOR; break;
4139     case WXK_NEXT :     keySym = VK_NEXT; break;
4140     case WXK_END:       keySym = VK_END; break;
4141     case WXK_HOME :     keySym = VK_HOME; break;
4142     case WXK_LEFT :     keySym = VK_LEFT; break;
4143     case WXK_UP:        keySym = VK_UP; break;
4144     case WXK_RIGHT:     keySym = VK_RIGHT; break;
4145     case WXK_DOWN :     keySym = VK_DOWN; break;
4146     case WXK_SELECT:    keySym = VK_SELECT; break;
4147     case WXK_PRINT:     keySym = VK_PRINT; break;
4148     case WXK_EXECUTE:   keySym = VK_EXECUTE; break;
4149     case WXK_INSERT:    keySym = VK_INSERT; break;
4150     case WXK_DELETE:    keySym = VK_DELETE; break;
4151     case WXK_HELP :     keySym = VK_HELP; break;
4152     case WXK_NUMPAD0:   keySym = VK_NUMPAD0; break;
4153     case WXK_NUMPAD1:   keySym = VK_NUMPAD1; break;
4154     case WXK_NUMPAD2:   keySym = VK_NUMPAD2; break;
4155     case WXK_NUMPAD3:   keySym = VK_NUMPAD3; break;
4156     case WXK_NUMPAD4:   keySym = VK_NUMPAD4; break;
4157     case WXK_NUMPAD5:   keySym = VK_NUMPAD5; break;
4158     case WXK_NUMPAD6:   keySym = VK_NUMPAD6; break;
4159     case WXK_NUMPAD7:   keySym = VK_NUMPAD7; break;
4160     case WXK_NUMPAD8:   keySym = VK_NUMPAD8; break;
4161     case WXK_NUMPAD9:   keySym = VK_NUMPAD9; break;
4162     case WXK_MULTIPLY:  keySym = VK_MULTIPLY; break;
4163     case WXK_ADD:       keySym = VK_ADD; break;
4164     case WXK_SUBTRACT:  keySym = VK_SUBTRACT; break;
4165     case WXK_DECIMAL:   keySym = VK_DECIMAL; break;
4166     case WXK_DIVIDE:    keySym = VK_DIVIDE; break;
4167     case WXK_F1:        keySym = VK_F1; break;
4168     case WXK_F2:        keySym = VK_F2; break;
4169     case WXK_F3:        keySym = VK_F3; break;
4170     case WXK_F4:        keySym = VK_F4; break;
4171     case WXK_F5:        keySym = VK_F5; break;
4172     case WXK_F6:        keySym = VK_F6; break;
4173     case WXK_F7:        keySym = VK_F7; break;
4174     case WXK_F8:        keySym = VK_F8; break;
4175     case WXK_F9:        keySym = VK_F9; break;
4176     case WXK_F10:       keySym = VK_F10; break;
4177     case WXK_F11:       keySym = VK_F11; break;
4178     case WXK_F12:       keySym = VK_F12; break;
4179     case WXK_F13:       keySym = VK_F13; break;
4180     case WXK_F14:       keySym = VK_F14; break;
4181     case WXK_F15:       keySym = VK_F15; break;
4182     case WXK_F16:       keySym = VK_F16; break;
4183     case WXK_F17:       keySym = VK_F17; break;
4184     case WXK_F18:       keySym = VK_F18; break;
4185     case WXK_F19:       keySym = VK_F19; break;
4186     case WXK_F20:       keySym = VK_F20; break;
4187     case WXK_F21:       keySym = VK_F21; break;
4188     case WXK_F22:       keySym = VK_F22; break;
4189     case WXK_F23:       keySym = VK_F23; break;
4190     case WXK_F24:       keySym = VK_F24; break;
4191     case WXK_NUMLOCK:   keySym = VK_NUMLOCK; break;
4192     case WXK_SCROLL:    keySym = VK_SCROLL; break;
4193     default:
4194         {
4195             *isVirtual = FALSE;
4196             keySym = id;
4197             break;
4198         }
4199     }
4200     return keySym;
4201 }
4202
4203 wxWindow *wxGetActiveWindow()
4204 {
4205     HWND hWnd = GetActiveWindow();
4206     if ( hWnd != 0 )
4207     {
4208         return wxFindWinFromHandle((WXHWND) hWnd);
4209     }
4210     return NULL;
4211 }
4212
4213 extern wxWindow *wxGetWindowFromHWND(WXHWND hWnd)
4214 {
4215     HWND hwnd = (HWND)hWnd;
4216
4217     // For a radiobutton, we get the radiobox from GWL_USERDATA (which is set
4218     // by code in msw/radiobox.cpp), for all the others we just search up the
4219     // window hierarchy
4220     wxWindow *win = (wxWindow *)NULL;
4221     if ( hwnd )
4222     {
4223         win = wxFindWinFromHandle((WXHWND)hwnd);
4224         if ( !win )
4225         {
4226             // all these hacks only work under Win32 anyhow
4227 #ifdef __WIN32__
4228
4229 #if wxUSE_RADIOBOX
4230             // native radiobuttons return DLGC_RADIOBUTTON here and for any
4231             // wxWindow class which overrides WM_GETDLGCODE processing to
4232             // do it as well, win would be already non NULL
4233             if ( ::SendMessage(hwnd, WM_GETDLGCODE, 0, 0) & DLGC_RADIOBUTTON )
4234             {
4235                 win = (wxWindow *)::GetWindowLong(hwnd, GWL_USERDATA);
4236             }
4237             //else: it's a wxRadioButton, not a radiobutton from wxRadioBox
4238 #endif // wxUSE_RADIOBOX
4239
4240             // spin control text buddy window should be mapped to spin ctrl
4241             // itself so try it too
4242 #if wxUSE_SPINCTRL && !defined(__WXUNIVERSAL__)
4243             if ( !win )
4244             {
4245                 win = wxSpinCtrl::GetSpinForTextCtrl((WXHWND)hwnd);
4246             }
4247 #endif // wxUSE_SPINCTRL
4248
4249 #endif // Win32
4250
4251             if ( !win )
4252             {
4253                 // hwnd is not a wxWindow, try its parent next below
4254                 hwnd = ::GetParent(hwnd);
4255             }
4256         }
4257     }
4258
4259     while ( hwnd && !win )
4260     {
4261         win = wxFindWinFromHandle((WXHWND)hwnd);
4262         hwnd = ::GetParent(hwnd);
4263     }
4264
4265     return win;
4266 }
4267
4268 #ifndef __WXMICROWIN__
4269
4270 // Windows keyboard hook. Allows interception of e.g. F1, ESCAPE
4271 // in active frames and dialogs, regardless of where the focus is.
4272 static HHOOK wxTheKeyboardHook = 0;
4273 static FARPROC wxTheKeyboardHookProc = 0;
4274 int APIENTRY _EXPORT
4275 wxKeyboardHook(int nCode, WORD wParam, DWORD lParam);
4276
4277 void wxSetKeyboardHook(bool doIt)
4278 {
4279     if ( doIt )
4280     {
4281         wxTheKeyboardHookProc = MakeProcInstance((FARPROC) wxKeyboardHook, wxGetInstance());
4282         wxTheKeyboardHook = SetWindowsHookEx(WH_KEYBOARD, (HOOKPROC) wxTheKeyboardHookProc, wxGetInstance(),
4283
4284 #if defined(__WIN32__) && !defined(__TWIN32__)
4285             GetCurrentThreadId()
4286         //      (DWORD)GetCurrentProcess()); // This is another possibility. Which is right?
4287 #else
4288             GetCurrentTask()
4289 #endif
4290             );
4291     }
4292     else
4293     {
4294         UnhookWindowsHookEx(wxTheKeyboardHook);
4295
4296         // avoids warning about statement with no effect (FreeProcInstance
4297         // doesn't do anything under Win32)
4298 #if !defined(WIN32) && !defined(_WIN32) && !defined(__WIN32__) && !defined(__NT__) && !defined(__GNUWIN32__)
4299         FreeProcInstance(wxTheKeyboardHookProc);
4300 #endif
4301     }
4302 }
4303
4304 int APIENTRY _EXPORT
4305 wxKeyboardHook(int nCode, WORD wParam, DWORD lParam)
4306 {
4307     DWORD hiWord = HIWORD(lParam);
4308     if ( nCode != HC_NOREMOVE && ((hiWord & KF_UP) == 0) )
4309     {
4310         int id = wxCharCodeMSWToWX(wParam);
4311         if ( id != 0 )
4312         {
4313             wxKeyEvent event(wxEVT_CHAR_HOOK);
4314             if ( (HIWORD(lParam) & KF_ALTDOWN) == KF_ALTDOWN )
4315                 event.m_altDown = TRUE;
4316
4317             event.m_eventObject = NULL;
4318             event.m_keyCode = id;
4319             event.m_shiftDown = wxIsShiftDown();
4320             event.m_controlDown = wxIsCtrlDown();
4321             event.SetTimestamp(s_currentMsg.time);
4322
4323             wxWindow *win = wxGetActiveWindow();
4324             wxEvtHandler *handler;
4325             if ( win )
4326             {
4327                 handler = win->GetEventHandler();
4328                 event.SetId(win->GetId());
4329             }
4330             else
4331             {
4332                 handler = wxTheApp;
4333                 event.SetId(-1);
4334             }
4335
4336             if ( handler && handler->ProcessEvent(event) )
4337             {
4338                 // processed
4339                 return 1;
4340             }
4341         }
4342     }
4343
4344     return (int)CallNextHookEx(wxTheKeyboardHook, nCode, wParam, lParam);
4345 }
4346 #endif
4347
4348 #ifdef __WXDEBUG__
4349 const char *wxGetMessageName(int message)
4350 {
4351     switch ( message )
4352     {
4353         case 0x0000: return "WM_NULL";
4354         case 0x0001: return "WM_CREATE";
4355         case 0x0002: return "WM_DESTROY";
4356         case 0x0003: return "WM_MOVE";
4357         case 0x0005: return "WM_SIZE";
4358         case 0x0006: return "WM_ACTIVATE";
4359         case 0x0007: return "WM_SETFOCUS";
4360         case 0x0008: return "WM_KILLFOCUS";
4361         case 0x000A: return "WM_ENABLE";
4362         case 0x000B: return "WM_SETREDRAW";
4363         case 0x000C: return "WM_SETTEXT";
4364         case 0x000D: return "WM_GETTEXT";
4365         case 0x000E: return "WM_GETTEXTLENGTH";
4366         case 0x000F: return "WM_PAINT";
4367         case 0x0010: return "WM_CLOSE";
4368         case 0x0011: return "WM_QUERYENDSESSION";
4369         case 0x0012: return "WM_QUIT";
4370         case 0x0013: return "WM_QUERYOPEN";
4371         case 0x0014: return "WM_ERASEBKGND";
4372         case 0x0015: return "WM_SYSCOLORCHANGE";
4373         case 0x0016: return "WM_ENDSESSION";
4374         case 0x0017: return "WM_SYSTEMERROR";
4375         case 0x0018: return "WM_SHOWWINDOW";
4376         case 0x0019: return "WM_CTLCOLOR";
4377         case 0x001A: return "WM_WININICHANGE";
4378         case 0x001B: return "WM_DEVMODECHANGE";
4379         case 0x001C: return "WM_ACTIVATEAPP";
4380         case 0x001D: return "WM_FONTCHANGE";
4381         case 0x001E: return "WM_TIMECHANGE";
4382         case 0x001F: return "WM_CANCELMODE";
4383         case 0x0020: return "WM_SETCURSOR";
4384         case 0x0021: return "WM_MOUSEACTIVATE";
4385         case 0x0022: return "WM_CHILDACTIVATE";
4386         case 0x0023: return "WM_QUEUESYNC";
4387         case 0x0024: return "WM_GETMINMAXINFO";
4388         case 0x0026: return "WM_PAINTICON";
4389         case 0x0027: return "WM_ICONERASEBKGND";
4390         case 0x0028: return "WM_NEXTDLGCTL";
4391         case 0x002A: return "WM_SPOOLERSTATUS";
4392         case 0x002B: return "WM_DRAWITEM";
4393         case 0x002C: return "WM_MEASUREITEM";
4394         case 0x002D: return "WM_DELETEITEM";
4395         case 0x002E: return "WM_VKEYTOITEM";
4396         case 0x002F: return "WM_CHARTOITEM";
4397         case 0x0030: return "WM_SETFONT";
4398         case 0x0031: return "WM_GETFONT";
4399         case 0x0037: return "WM_QUERYDRAGICON";
4400         case 0x0039: return "WM_COMPAREITEM";
4401         case 0x0041: return "WM_COMPACTING";
4402         case 0x0044: return "WM_COMMNOTIFY";
4403         case 0x0046: return "WM_WINDOWPOSCHANGING";
4404         case 0x0047: return "WM_WINDOWPOSCHANGED";
4405         case 0x0048: return "WM_POWER";
4406
4407 #ifdef  __WIN32__
4408         case 0x004A: return "WM_COPYDATA";
4409         case 0x004B: return "WM_CANCELJOURNAL";
4410         case 0x004E: return "WM_NOTIFY";
4411         case 0x0050: return "WM_INPUTLANGCHANGEREQUEST";
4412         case 0x0051: return "WM_INPUTLANGCHANGE";
4413         case 0x0052: return "WM_TCARD";
4414         case 0x0053: return "WM_HELP";
4415         case 0x0054: return "WM_USERCHANGED";
4416         case 0x0055: return "WM_NOTIFYFORMAT";
4417         case 0x007B: return "WM_CONTEXTMENU";
4418         case 0x007C: return "WM_STYLECHANGING";
4419         case 0x007D: return "WM_STYLECHANGED";
4420         case 0x007E: return "WM_DISPLAYCHANGE";
4421         case 0x007F: return "WM_GETICON";
4422         case 0x0080: return "WM_SETICON";
4423 #endif  //WIN32
4424
4425         case 0x0081: return "WM_NCCREATE";
4426         case 0x0082: return "WM_NCDESTROY";
4427         case 0x0083: return "WM_NCCALCSIZE";
4428         case 0x0084: return "WM_NCHITTEST";
4429         case 0x0085: return "WM_NCPAINT";
4430         case 0x0086: return "WM_NCACTIVATE";
4431         case 0x0087: return "WM_GETDLGCODE";
4432         case 0x00A0: return "WM_NCMOUSEMOVE";
4433         case 0x00A1: return "WM_NCLBUTTONDOWN";
4434         case 0x00A2: return "WM_NCLBUTTONUP";
4435         case 0x00A3: return "WM_NCLBUTTONDBLCLK";
4436         case 0x00A4: return "WM_NCRBUTTONDOWN";
4437         case 0x00A5: return "WM_NCRBUTTONUP";
4438         case 0x00A6: return "WM_NCRBUTTONDBLCLK";
4439         case 0x00A7: return "WM_NCMBUTTONDOWN";
4440         case 0x00A8: return "WM_NCMBUTTONUP";
4441         case 0x00A9: return "WM_NCMBUTTONDBLCLK";
4442         case 0x0100: return "WM_KEYDOWN";
4443         case 0x0101: return "WM_KEYUP";
4444         case 0x0102: return "WM_CHAR";
4445         case 0x0103: return "WM_DEADCHAR";
4446         case 0x0104: return "WM_SYSKEYDOWN";
4447         case 0x0105: return "WM_SYSKEYUP";
4448         case 0x0106: return "WM_SYSCHAR";
4449         case 0x0107: return "WM_SYSDEADCHAR";
4450         case 0x0108: return "WM_KEYLAST";
4451
4452 #ifdef  __WIN32__
4453         case 0x010D: return "WM_IME_STARTCOMPOSITION";
4454         case 0x010E: return "WM_IME_ENDCOMPOSITION";
4455         case 0x010F: return "WM_IME_COMPOSITION";
4456 #endif  //WIN32
4457
4458         case 0x0110: return "WM_INITDIALOG";
4459         case 0x0111: return "WM_COMMAND";
4460         case 0x0112: return "WM_SYSCOMMAND";
4461         case 0x0113: return "WM_TIMER";
4462         case 0x0114: return "WM_HSCROLL";
4463         case 0x0115: return "WM_VSCROLL";
4464         case 0x0116: return "WM_INITMENU";
4465         case 0x0117: return "WM_INITMENUPOPUP";
4466         case 0x011F: return "WM_MENUSELECT";
4467         case 0x0120: return "WM_MENUCHAR";
4468         case 0x0121: return "WM_ENTERIDLE";
4469         case 0x0200: return "WM_MOUSEMOVE";
4470         case 0x0201: return "WM_LBUTTONDOWN";
4471         case 0x0202: return "WM_LBUTTONUP";
4472         case 0x0203: return "WM_LBUTTONDBLCLK";
4473         case 0x0204: return "WM_RBUTTONDOWN";
4474         case 0x0205: return "WM_RBUTTONUP";
4475         case 0x0206: return "WM_RBUTTONDBLCLK";
4476         case 0x0207: return "WM_MBUTTONDOWN";
4477         case 0x0208: return "WM_MBUTTONUP";
4478         case 0x0209: return "WM_MBUTTONDBLCLK";
4479         case 0x020A: return "WM_MOUSEWHEEL";
4480         case 0x0210: return "WM_PARENTNOTIFY";
4481         case 0x0211: return "WM_ENTERMENULOOP";
4482         case 0x0212: return "WM_EXITMENULOOP";
4483
4484 #ifdef  __WIN32__
4485         case 0x0213: return "WM_NEXTMENU";
4486         case 0x0214: return "WM_SIZING";
4487         case 0x0215: return "WM_CAPTURECHANGED";
4488         case 0x0216: return "WM_MOVING";
4489         case 0x0218: return "WM_POWERBROADCAST";
4490         case 0x0219: return "WM_DEVICECHANGE";
4491 #endif  //WIN32
4492
4493         case 0x0220: return "WM_MDICREATE";
4494         case 0x0221: return "WM_MDIDESTROY";
4495         case 0x0222: return "WM_MDIACTIVATE";
4496         case 0x0223: return "WM_MDIRESTORE";
4497         case 0x0224: return "WM_MDINEXT";
4498         case 0x0225: return "WM_MDIMAXIMIZE";
4499         case 0x0226: return "WM_MDITILE";
4500         case 0x0227: return "WM_MDICASCADE";
4501         case 0x0228: return "WM_MDIICONARRANGE";
4502         case 0x0229: return "WM_MDIGETACTIVE";
4503         case 0x0230: return "WM_MDISETMENU";
4504         case 0x0233: return "WM_DROPFILES";
4505
4506 #ifdef  __WIN32__
4507         case 0x0281: return "WM_IME_SETCONTEXT";
4508         case 0x0282: return "WM_IME_NOTIFY";
4509         case 0x0283: return "WM_IME_CONTROL";
4510         case 0x0284: return "WM_IME_COMPOSITIONFULL";
4511         case 0x0285: return "WM_IME_SELECT";
4512         case 0x0286: return "WM_IME_CHAR";
4513         case 0x0290: return "WM_IME_KEYDOWN";
4514         case 0x0291: return "WM_IME_KEYUP";
4515 #endif  //WIN32
4516
4517         case 0x0300: return "WM_CUT";
4518         case 0x0301: return "WM_COPY";
4519         case 0x0302: return "WM_PASTE";
4520         case 0x0303: return "WM_CLEAR";
4521         case 0x0304: return "WM_UNDO";
4522         case 0x0305: return "WM_RENDERFORMAT";
4523         case 0x0306: return "WM_RENDERALLFORMATS";
4524         case 0x0307: return "WM_DESTROYCLIPBOARD";
4525         case 0x0308: return "WM_DRAWCLIPBOARD";
4526         case 0x0309: return "WM_PAINTCLIPBOARD";
4527         case 0x030A: return "WM_VSCROLLCLIPBOARD";
4528         case 0x030B: return "WM_SIZECLIPBOARD";
4529         case 0x030C: return "WM_ASKCBFORMATNAME";
4530         case 0x030D: return "WM_CHANGECBCHAIN";
4531         case 0x030E: return "WM_HSCROLLCLIPBOARD";
4532         case 0x030F: return "WM_QUERYNEWPALETTE";
4533         case 0x0310: return "WM_PALETTEISCHANGING";
4534         case 0x0311: return "WM_PALETTECHANGED";
4535
4536 #ifdef __WIN32__
4537         // common controls messages - although they're not strictly speaking
4538         // standard, it's nice to decode them nevertheless
4539
4540         // listview
4541         case 0x1000 + 0: return "LVM_GETBKCOLOR";
4542         case 0x1000 + 1: return "LVM_SETBKCOLOR";
4543         case 0x1000 + 2: return "LVM_GETIMAGELIST";
4544         case 0x1000 + 3: return "LVM_SETIMAGELIST";
4545         case 0x1000 + 4: return "LVM_GETITEMCOUNT";
4546         case 0x1000 + 5: return "LVM_GETITEMA";
4547         case 0x1000 + 75: return "LVM_GETITEMW";
4548         case 0x1000 + 6: return "LVM_SETITEMA";
4549         case 0x1000 + 76: return "LVM_SETITEMW";
4550         case 0x1000 + 7: return "LVM_INSERTITEMA";
4551         case 0x1000 + 77: return "LVM_INSERTITEMW";
4552         case 0x1000 + 8: return "LVM_DELETEITEM";
4553         case 0x1000 + 9: return "LVM_DELETEALLITEMS";
4554         case 0x1000 + 10: return "LVM_GETCALLBACKMASK";
4555         case 0x1000 + 11: return "LVM_SETCALLBACKMASK";
4556         case 0x1000 + 12: return "LVM_GETNEXTITEM";
4557         case 0x1000 + 13: return "LVM_FINDITEMA";
4558         case 0x1000 + 83: return "LVM_FINDITEMW";
4559         case 0x1000 + 14: return "LVM_GETITEMRECT";
4560         case 0x1000 + 15: return "LVM_SETITEMPOSITION";
4561         case 0x1000 + 16: return "LVM_GETITEMPOSITION";
4562         case 0x1000 + 17: return "LVM_GETSTRINGWIDTHA";
4563         case 0x1000 + 87: return "LVM_GETSTRINGWIDTHW";
4564         case 0x1000 + 18: return "LVM_HITTEST";
4565         case 0x1000 + 19: return "LVM_ENSUREVISIBLE";
4566         case 0x1000 + 20: return "LVM_SCROLL";
4567         case 0x1000 + 21: return "LVM_REDRAWITEMS";
4568         case 0x1000 + 22: return "LVM_ARRANGE";
4569         case 0x1000 + 23: return "LVM_EDITLABELA";
4570         case 0x1000 + 118: return "LVM_EDITLABELW";
4571         case 0x1000 + 24: return "LVM_GETEDITCONTROL";
4572         case 0x1000 + 25: return "LVM_GETCOLUMNA";
4573         case 0x1000 + 95: return "LVM_GETCOLUMNW";
4574         case 0x1000 + 26: return "LVM_SETCOLUMNA";
4575         case 0x1000 + 96: return "LVM_SETCOLUMNW";
4576         case 0x1000 + 27: return "LVM_INSERTCOLUMNA";
4577         case 0x1000 + 97: return "LVM_INSERTCOLUMNW";
4578         case 0x1000 + 28: return "LVM_DELETECOLUMN";
4579         case 0x1000 + 29: return "LVM_GETCOLUMNWIDTH";
4580         case 0x1000 + 30: return "LVM_SETCOLUMNWIDTH";
4581         case 0x1000 + 31: return "LVM_GETHEADER";
4582         case 0x1000 + 33: return "LVM_CREATEDRAGIMAGE";
4583         case 0x1000 + 34: return "LVM_GETVIEWRECT";
4584         case 0x1000 + 35: return "LVM_GETTEXTCOLOR";
4585         case 0x1000 + 36: return "LVM_SETTEXTCOLOR";
4586         case 0x1000 + 37: return "LVM_GETTEXTBKCOLOR";
4587         case 0x1000 + 38: return "LVM_SETTEXTBKCOLOR";
4588         case 0x1000 + 39: return "LVM_GETTOPINDEX";
4589         case 0x1000 + 40: return "LVM_GETCOUNTPERPAGE";
4590         case 0x1000 + 41: return "LVM_GETORIGIN";
4591         case 0x1000 + 42: return "LVM_UPDATE";
4592         case 0x1000 + 43: return "LVM_SETITEMSTATE";
4593         case 0x1000 + 44: return "LVM_GETITEMSTATE";
4594         case 0x1000 + 45: return "LVM_GETITEMTEXTA";
4595         case 0x1000 + 115: return "LVM_GETITEMTEXTW";
4596         case 0x1000 + 46: return "LVM_SETITEMTEXTA";
4597         case 0x1000 + 116: return "LVM_SETITEMTEXTW";
4598         case 0x1000 + 47: return "LVM_SETITEMCOUNT";
4599         case 0x1000 + 48: return "LVM_SORTITEMS";
4600         case 0x1000 + 49: return "LVM_SETITEMPOSITION32";
4601         case 0x1000 + 50: return "LVM_GETSELECTEDCOUNT";
4602         case 0x1000 + 51: return "LVM_GETITEMSPACING";
4603         case 0x1000 + 52: return "LVM_GETISEARCHSTRINGA";
4604         case 0x1000 + 117: return "LVM_GETISEARCHSTRINGW";
4605         case 0x1000 + 53: return "LVM_SETICONSPACING";
4606         case 0x1000 + 54: return "LVM_SETEXTENDEDLISTVIEWSTYLE";
4607         case 0x1000 + 55: return "LVM_GETEXTENDEDLISTVIEWSTYLE";
4608         case 0x1000 + 56: return "LVM_GETSUBITEMRECT";
4609         case 0x1000 + 57: return "LVM_SUBITEMHITTEST";
4610         case 0x1000 + 58: return "LVM_SETCOLUMNORDERARRAY";
4611         case 0x1000 + 59: return "LVM_GETCOLUMNORDERARRAY";
4612         case 0x1000 + 60: return "LVM_SETHOTITEM";
4613         case 0x1000 + 61: return "LVM_GETHOTITEM";
4614         case 0x1000 + 62: return "LVM_SETHOTCURSOR";
4615         case 0x1000 + 63: return "LVM_GETHOTCURSOR";
4616         case 0x1000 + 64: return "LVM_APPROXIMATEVIEWRECT";
4617         case 0x1000 + 65: return "LVM_SETWORKAREA";
4618
4619         // tree view
4620         case 0x1100 + 0: return "TVM_INSERTITEMA";
4621         case 0x1100 + 50: return "TVM_INSERTITEMW";
4622         case 0x1100 + 1: return "TVM_DELETEITEM";
4623         case 0x1100 + 2: return "TVM_EXPAND";
4624         case 0x1100 + 4: return "TVM_GETITEMRECT";
4625         case 0x1100 + 5: return "TVM_GETCOUNT";
4626         case 0x1100 + 6: return "TVM_GETINDENT";
4627         case 0x1100 + 7: return "TVM_SETINDENT";
4628         case 0x1100 + 8: return "TVM_GETIMAGELIST";
4629         case 0x1100 + 9: return "TVM_SETIMAGELIST";
4630         case 0x1100 + 10: return "TVM_GETNEXTITEM";
4631         case 0x1100 + 11: return "TVM_SELECTITEM";
4632         case 0x1100 + 12: return "TVM_GETITEMA";
4633         case 0x1100 + 62: return "TVM_GETITEMW";
4634         case 0x1100 + 13: return "TVM_SETITEMA";
4635         case 0x1100 + 63: return "TVM_SETITEMW";
4636         case 0x1100 + 14: return "TVM_EDITLABELA";
4637         case 0x1100 + 65: return "TVM_EDITLABELW";
4638         case 0x1100 + 15: return "TVM_GETEDITCONTROL";
4639         case 0x1100 + 16: return "TVM_GETVISIBLECOUNT";
4640         case 0x1100 + 17: return "TVM_HITTEST";
4641         case 0x1100 + 18: return "TVM_CREATEDRAGIMAGE";
4642         case 0x1100 + 19: return "TVM_SORTCHILDREN";
4643         case 0x1100 + 20: return "TVM_ENSUREVISIBLE";
4644         case 0x1100 + 21: return "TVM_SORTCHILDRENCB";
4645         case 0x1100 + 22: return "TVM_ENDEDITLABELNOW";
4646         case 0x1100 + 23: return "TVM_GETISEARCHSTRINGA";
4647         case 0x1100 + 64: return "TVM_GETISEARCHSTRINGW";
4648         case 0x1100 + 24: return "TVM_SETTOOLTIPS";
4649         case 0x1100 + 25: return "TVM_GETTOOLTIPS";
4650
4651         // header
4652         case 0x1200 + 0: return "HDM_GETITEMCOUNT";
4653         case 0x1200 + 1: return "HDM_INSERTITEMA";
4654         case 0x1200 + 10: return "HDM_INSERTITEMW";
4655         case 0x1200 + 2: return "HDM_DELETEITEM";
4656         case 0x1200 + 3: return "HDM_GETITEMA";
4657         case 0x1200 + 11: return "HDM_GETITEMW";
4658         case 0x1200 + 4: return "HDM_SETITEMA";
4659         case 0x1200 + 12: return "HDM_SETITEMW";
4660         case 0x1200 + 5: return "HDM_LAYOUT";
4661         case 0x1200 + 6: return "HDM_HITTEST";
4662         case 0x1200 + 7: return "HDM_GETITEMRECT";
4663         case 0x1200 + 8: return "HDM_SETIMAGELIST";
4664         case 0x1200 + 9: return "HDM_GETIMAGELIST";
4665         case 0x1200 + 15: return "HDM_ORDERTOINDEX";
4666         case 0x1200 + 16: return "HDM_CREATEDRAGIMAGE";
4667         case 0x1200 + 17: return "HDM_GETORDERARRAY";
4668         case 0x1200 + 18: return "HDM_SETORDERARRAY";
4669         case 0x1200 + 19: return "HDM_SETHOTDIVIDER";
4670
4671         // tab control
4672         case 0x1300 + 2: return "TCM_GETIMAGELIST";
4673         case 0x1300 + 3: return "TCM_SETIMAGELIST";
4674         case 0x1300 + 4: return "TCM_GETITEMCOUNT";
4675         case 0x1300 + 5: return "TCM_GETITEMA";
4676         case 0x1300 + 60: return "TCM_GETITEMW";
4677         case 0x1300 + 6: return "TCM_SETITEMA";
4678         case 0x1300 + 61: return "TCM_SETITEMW";
4679         case 0x1300 + 7: return "TCM_INSERTITEMA";
4680         case 0x1300 + 62: return "TCM_INSERTITEMW";
4681         case 0x1300 + 8: return "TCM_DELETEITEM";
4682         case 0x1300 + 9: return "TCM_DELETEALLITEMS";
4683         case 0x1300 + 10: return "TCM_GETITEMRECT";
4684         case 0x1300 + 11: return "TCM_GETCURSEL";
4685         case 0x1300 + 12: return "TCM_SETCURSEL";
4686         case 0x1300 + 13: return "TCM_HITTEST";
4687         case 0x1300 + 14: return "TCM_SETITEMEXTRA";
4688         case 0x1300 + 40: return "TCM_ADJUSTRECT";
4689         case 0x1300 + 41: return "TCM_SETITEMSIZE";
4690         case 0x1300 + 42: return "TCM_REMOVEIMAGE";
4691         case 0x1300 + 43: return "TCM_SETPADDING";
4692         case 0x1300 + 44: return "TCM_GETROWCOUNT";
4693         case 0x1300 + 45: return "TCM_GETTOOLTIPS";
4694         case 0x1300 + 46: return "TCM_SETTOOLTIPS";
4695         case 0x1300 + 47: return "TCM_GETCURFOCUS";
4696         case 0x1300 + 48: return "TCM_SETCURFOCUS";
4697         case 0x1300 + 49: return "TCM_SETMINTABWIDTH";
4698         case 0x1300 + 50: return "TCM_DESELECTALL";
4699
4700         // toolbar
4701         case WM_USER+1: return "TB_ENABLEBUTTON";
4702         case WM_USER+2: return "TB_CHECKBUTTON";
4703         case WM_USER+3: return "TB_PRESSBUTTON";
4704         case WM_USER+4: return "TB_HIDEBUTTON";
4705         case WM_USER+5: return "TB_INDETERMINATE";
4706         case WM_USER+9: return "TB_ISBUTTONENABLED";
4707         case WM_USER+10: return "TB_ISBUTTONCHECKED";
4708         case WM_USER+11: return "TB_ISBUTTONPRESSED";
4709         case WM_USER+12: return "TB_ISBUTTONHIDDEN";
4710         case WM_USER+13: return "TB_ISBUTTONINDETERMINATE";
4711         case WM_USER+17: return "TB_SETSTATE";
4712         case WM_USER+18: return "TB_GETSTATE";
4713         case WM_USER+19: return "TB_ADDBITMAP";
4714         case WM_USER+20: return "TB_ADDBUTTONS";
4715         case WM_USER+21: return "TB_INSERTBUTTON";
4716         case WM_USER+22: return "TB_DELETEBUTTON";
4717         case WM_USER+23: return "TB_GETBUTTON";
4718         case WM_USER+24: return "TB_BUTTONCOUNT";
4719         case WM_USER+25: return "TB_COMMANDTOINDEX";
4720         case WM_USER+26: return "TB_SAVERESTOREA";
4721         case WM_USER+76: return "TB_SAVERESTOREW";
4722         case WM_USER+27: return "TB_CUSTOMIZE";
4723         case WM_USER+28: return "TB_ADDSTRINGA";
4724         case WM_USER+77: return "TB_ADDSTRINGW";
4725         case WM_USER+29: return "TB_GETITEMRECT";
4726         case WM_USER+30: return "TB_BUTTONSTRUCTSIZE";
4727         case WM_USER+31: return "TB_SETBUTTONSIZE";
4728         case WM_USER+32: return "TB_SETBITMAPSIZE";
4729         case WM_USER+33: return "TB_AUTOSIZE";
4730         case WM_USER+35: return "TB_GETTOOLTIPS";
4731         case WM_USER+36: return "TB_SETTOOLTIPS";
4732         case WM_USER+37: return "TB_SETPARENT";
4733         case WM_USER+39: return "TB_SETROWS";
4734         case WM_USER+40: return "TB_GETROWS";
4735         case WM_USER+42: return "TB_SETCMDID";
4736         case WM_USER+43: return "TB_CHANGEBITMAP";
4737         case WM_USER+44: return "TB_GETBITMAP";
4738         case WM_USER+45: return "TB_GETBUTTONTEXTA";
4739         case WM_USER+75: return "TB_GETBUTTONTEXTW";
4740         case WM_USER+46: return "TB_REPLACEBITMAP";
4741         case WM_USER+47: return "TB_SETINDENT";
4742         case WM_USER+48: return "TB_SETIMAGELIST";
4743         case WM_USER+49: return "TB_GETIMAGELIST";
4744         case WM_USER+50: return "TB_LOADIMAGES";
4745         case WM_USER+51: return "TB_GETRECT";
4746         case WM_USER+52: return "TB_SETHOTIMAGELIST";
4747         case WM_USER+53: return "TB_GETHOTIMAGELIST";
4748         case WM_USER+54: return "TB_SETDISABLEDIMAGELIST";
4749         case WM_USER+55: return "TB_GETDISABLEDIMAGELIST";
4750         case WM_USER+56: return "TB_SETSTYLE";
4751         case WM_USER+57: return "TB_GETSTYLE";
4752         case WM_USER+58: return "TB_GETBUTTONSIZE";
4753         case WM_USER+59: return "TB_SETBUTTONWIDTH";
4754         case WM_USER+60: return "TB_SETMAXTEXTROWS";
4755         case WM_USER+61: return "TB_GETTEXTROWS";
4756         case WM_USER+41: return "TB_GETBITMAPFLAGS";
4757
4758 #endif //WIN32
4759
4760         default:
4761             static char s_szBuf[128];
4762             sprintf(s_szBuf, "<unknown message = %d>", message);
4763             return s_szBuf;
4764     }
4765 }
4766 #endif //__WXDEBUG__
4767
4768 static void TranslateKbdEventToMouse(wxWindowMSW *win,
4769                                      int *x, int *y, WPARAM *flags)
4770 {
4771     // construct the key mask
4772     WPARAM& fwKeys = *flags;
4773
4774     fwKeys = MK_RBUTTON;
4775     if ( wxIsCtrlDown() )
4776         fwKeys |= MK_CONTROL;
4777     if ( wxIsShiftDown() )
4778         fwKeys |= MK_SHIFT;
4779
4780     // simulate right mouse button click
4781     DWORD dwPos = ::GetMessagePos();
4782     *x = GET_X_LPARAM(dwPos);
4783     *y = GET_Y_LPARAM(dwPos);
4784
4785     win->ScreenToClient(x, y);
4786 }
4787
4788 static TEXTMETRIC wxGetTextMetrics(const wxWindowMSW *win)
4789 {
4790     // prepare the DC
4791     TEXTMETRIC tm;
4792     HWND hwnd = GetHwndOf(win);
4793     HDC hdc = ::GetDC(hwnd);
4794
4795 #if !wxDIALOG_UNIT_COMPATIBILITY
4796     // and select the current font into it
4797     HFONT hfont = GetHfontOf(win->GetFont());
4798     if ( hfont )
4799     {
4800         hfont = (HFONT)::SelectObject(hdc, hfont);
4801     }
4802 #endif
4803
4804     // finally retrieve the text metrics from it
4805     GetTextMetrics(hdc, &tm);
4806
4807 #if !wxDIALOG_UNIT_COMPATIBILITY
4808     // and clean up
4809     if ( hfont )
4810     {
4811         (void)::SelectObject(hdc, hfont);
4812     }
4813 #endif
4814
4815     ::ReleaseDC(hwnd, hdc);
4816
4817     return tm;
4818 }
4819
4820 // Find the wxWindow at the current mouse position, returning the mouse
4821 // position.
4822 wxWindow* wxFindWindowAtPointer(wxPoint& WXUNUSED(pt))
4823 {
4824     return wxFindWindowAtPoint(wxGetMousePosition());
4825 }
4826
4827 wxWindow* wxFindWindowAtPoint(const wxPoint& pt)
4828 {
4829     POINT pt2;
4830     pt2.x = pt.x;
4831     pt2.y = pt.y;
4832     HWND hWndHit = ::WindowFromPoint(pt2);
4833
4834     wxWindow* win = wxFindWinFromHandle((WXHWND) hWndHit) ;
4835     HWND hWnd = hWndHit;
4836
4837     // Try to find a window with a wxWindow associated with it
4838     while (!win && (hWnd != 0))
4839     {
4840         hWnd = ::GetParent(hWnd);
4841         win = wxFindWinFromHandle((WXHWND) hWnd) ;
4842     }
4843     return win;
4844 }
4845
4846 // Get the current mouse position.
4847 wxPoint wxGetMousePosition()
4848 {
4849     POINT pt;
4850     GetCursorPos( & pt );
4851     return wxPoint(pt.x, pt.y);
4852 }
4853