src/msw/window.cpp

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