src/msw/window.cpp

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