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/layout.h"
  43     #include "wx/dialog.h"
  44     #include "wx/frame.h"
  45     #include "wx/listbox.h"
  46     #include "wx/button.h"
  47     #include "wx/msgdlg.h"
  48     #include "wx/settings.h"
  49     #include "wx/statbox.h"
  50 #endif
  51
  52 #if wxUSE_OWNER_DRAWN
  53     #include "wx/ownerdrw.h"
  54 #endif
  55
  56 #if wxUSE_DRAG_AND_DROP
  57     #include "wx/dnd.h"
  58 #endif
  59
  60 #include "wx/menuitem.h"
  61 #include "wx/log.h"
  62
  63 #include "wx/msw/private.h"
  64
  65 #if wxUSE_TOOLTIPS
  66     #include "wx/tooltip.h"
  67 #endif
  68
  69 #if wxUSE_CARET
  70     #include "wx/caret.h"
  71 #endif // wxUSE_CARET
  72
  73 #if wxUSE_SPINCTRL
  74     #include "wx/spinctrl.h"
  75 #endif // wxUSE_SPINCTRL
  76
  77 #include "wx/intl.h"
  78 #include "wx/log.h"
  79
  80 #include "wx/textctrl.h"
  81 #include "wx/notebook.h"
  82
  83 #include <string.h>
  84
  85 #if (!defined(__GNUWIN32_OLD__) && !defined(__WXMICROWIN__)) || defined(__CYGWIN10__)
  86     #include <shellapi.h>
  87     #include <mmsystem.h>
  88 #endif
  89
  90 #ifdef __WIN32__
  91     #include <windowsx.h>
  92 #endif
  93
  94 #if (!defined(__GNUWIN32_OLD__) && !defined(__TWIN32__) && !defined(__WXMICROWIN__)) || defined(__CYGWIN10__)
  95     #ifdef __WIN95__
  96         #include <commctrl.h>
  97     #endif
  98 #elif !defined(__WXMICROWIN__) // broken compiler
  99     #ifndef __TWIN32__
 100         #include "wx/msw/gnuwin32/extra.h"
 101     #endif
 102 #endif
 103
 104 // This didn't appear in mingw until 2.95.2
 105 #ifndef SIF_TRACKPOS
 106 #define SIF_TRACKPOS 16
 107 #endif
 108
 109 #if wxUSE_MOUSEWHEEL
 110     #ifndef WM_MOUSEWHEEL
 111         #define WM_MOUSEWHEEL           0x020A
 112     #endif
 113     #ifndef WHEEL_DELTA
 114         #define WHEEL_DELTA             120
 115     #endif
 116     #ifndef SPI_GETWHEELSCROLLLINES
 117         #define SPI_GETWHEELSCROLLLINES 104
 118     #endif
 119 #endif
 120
 121
 122 // ---------------------------------------------------------------------------
 123 // global variables
 124 // ---------------------------------------------------------------------------
 125
 126 // the last Windows message we got (MT-UNSAFE)
 127 extern MSG s_currentMsg;
 128
 129 #if wxUSE_MENUS_NATIVE
 130 wxMenu *wxCurrentPopupMenu = NULL;
 131 #endif // wxUSE_MENUS_NATIVE
 132
 133 extern const wxChar *wxCanvasClassName;
 134
 135 // ---------------------------------------------------------------------------
 136 // private functions
 137 // ---------------------------------------------------------------------------
 138
 139 // the window proc for all our windows
 140 LRESULT WXDLLEXPORT APIENTRY _EXPORT wxWndProc(HWND hWnd, UINT message,
 141                                    WPARAM wParam, LPARAM lParam);
 142
 143 #ifdef  __WXDEBUG__
 144     const char *wxGetMessageName(int message);
 145 #endif  //__WXDEBUG__
 146
 147 void wxRemoveHandleAssociation(wxWindowMSW *win);
 148 void wxAssociateWinWithHandle(HWND hWnd, wxWindowMSW *win);
 149 wxWindow *wxFindWinFromHandle(WXHWND hWnd);
 150
 151 // this magical function is used to translate VK_APPS key presses to right
 152 // mouse clicks
 153 static void TranslateKbdEventToMouse(wxWindowMSW *win,
 154                                      int *x, int *y, WPARAM *flags);
 155
 156 // get the text metrics for the current font
 157 static TEXTMETRIC wxGetTextMetrics(const wxWindowMSW *win);
 158
 159 // wrapper around BringWindowToTop() API
 160 static inline void wxBringWindowToTop(HWND hwnd)
 161 {
 162 #ifdef __WXMICROWIN__
 163     // It seems that MicroWindows brings the _parent_ of the window to the top,
 164     // which can be the wrong one.
 165
 166     // activate (set focus to) specified window
 167     ::SetFocus(hwnd);
 168
 169     // raise top level parent to top of z order
 170     ::SetWindowPos(hwnd, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);
 171 #else // !__WXMICROWIN__
 172     if ( !::BringWindowToTop(hwnd) )
 173     {
 174         wxLogLastError(_T("BringWindowToTop"));
 175     }
 176 #endif // __WXMICROWIN__/!__WXMICROWIN__
 177 }
 178
 179 // ---------------------------------------------------------------------------
 180 // event tables
 181 // ---------------------------------------------------------------------------
 182
 183 // in wxUniv/MSW this class is abstract because it doesn't have DoPopupMenu()
 184 // method
 185 #ifdef __WXUNIVERSAL__
 186     IMPLEMENT_ABSTRACT_CLASS(wxWindowMSW, wxWindowBase)
 187 #else // __WXMSW__
 188     IMPLEMENT_DYNAMIC_CLASS(wxWindow, wxWindowBase)
 189 #endif // __WXUNIVERSAL__/__WXMSW__
 190
 191 BEGIN_EVENT_TABLE(wxWindowMSW, wxWindowBase)
 192     EVT_ERASE_BACKGROUND(wxWindowMSW::OnEraseBackground)
 193     EVT_SYS_COLOUR_CHANGED(wxWindowMSW::OnSysColourChanged)
 194     EVT_INIT_DIALOG(wxWindowMSW::OnInitDialog)
 195     EVT_IDLE(wxWindowMSW::OnIdle)
 196 END_EVENT_TABLE()
 197
 198 // ===========================================================================
 199 // implementation
 200 // ===========================================================================
 201
 202 // ---------------------------------------------------------------------------
 203 // wxWindow utility functions
 204 // ---------------------------------------------------------------------------
 205
 206 // Find an item given the MS Windows id
 207 wxWindow *wxWindowMSW::FindItem(long id) const
 208 {
 209 #if wxUSE_CONTROLS
 210     wxControl *item = wxDynamicCastThis(wxControl);
 211     if ( item )
 212     {
 213         // is it we or one of our "internal" children?
 214         if ( item->GetId() == id
 215 #ifndef __WXUNIVERSAL__
 216                 || (item->GetSubcontrols().Index(id) != wxNOT_FOUND)
 217 #endif // __WXUNIVERSAL__
 218            )
 219         {
 220             return item;
 221         }
 222     }
 223 #endif // wxUSE_CONTROLS
 224
 225     wxWindowList::Node *current = GetChildren().GetFirst();
 226     while (current)
 227     {
 228         wxWindow *childWin = current->GetData();
 229
 230         wxWindow *wnd = childWin->FindItem(id);
 231         if ( wnd )
 232             return wnd;
 233
 234         current = current->GetNext();
 235     }
 236
 237     return NULL;
 238 }
 239
 240 // Find an item given the MS Windows handle
 241 wxWindow *wxWindowMSW::FindItemByHWND(WXHWND hWnd, bool controlOnly) const
 242 {
 243     wxWindowList::Node *current = GetChildren().GetFirst();
 244     while (current)
 245     {
 246         wxWindow *parent = current->GetData();
 247
 248         // Do a recursive search.
 249         wxWindow *wnd = parent->FindItemByHWND(hWnd);
 250         if ( wnd )
 251             return wnd;
 252
 253         if ( !controlOnly
 254 #if wxUSE_CONTROLS
 255                 || parent->IsKindOf(CLASSINFO(wxControl))
 256 #endif // wxUSE_CONTROLS
 257            )
 258         {
 259             wxWindow *item = current->GetData();
 260             if ( item->GetHWND() == hWnd )
 261                 return item;
 262             else
 263             {
 264                 if ( item->ContainsHWND(hWnd) )
 265                     return item;
 266             }
 267         }
 268
 269         current = current->GetNext();
 270     }
 271     return NULL;
 272 }
 273
 274 // Default command handler
 275 bool wxWindowMSW::MSWCommand(WXUINT WXUNUSED(param), WXWORD WXUNUSED(id))
 276 {
 277     return FALSE;
 278 }
 279
 280 // ----------------------------------------------------------------------------
 281 // constructors and such
 282 // ----------------------------------------------------------------------------
 283
 284 void wxWindowMSW::Init()
 285 {
 286     // generic
 287     InitBase();
 288
 289     // MSW specific
 290     m_doubleClickAllowed = 0;
 291
 292     m_isBeingDeleted = FALSE;
 293     m_oldWndProc = 0;
 294     m_useCtl3D = FALSE;
 295     m_mouseInWindow = FALSE;
 296
 297     // wxWnd
 298     m_hMenu = 0;
 299
 300     m_hWnd = 0;
 301
 302     // pass WM_GETDLGCODE to DefWindowProc()
 303     m_lDlgCode = 0;
 304
 305     m_xThumbSize = 0;
 306     m_yThumbSize = 0;
 307     m_backgroundTransparent = FALSE;
 308
 309     // as all windows are created with WS_VISIBLE style...
 310     m_isShown = TRUE;
 311
 312 #if wxUSE_MOUSEEVENT_HACK
 313     m_lastMouseX =
 314     m_lastMouseY = -1;
 315     m_lastMouseEvent = -1;
 316 #endif // wxUSE_MOUSEEVENT_HACK
 317 }
 318
 319 // Destructor
 320 wxWindowMSW::~wxWindowMSW()
 321 {
 322     m_isBeingDeleted = TRUE;
 323
 324     MSWDetachWindowMenu();
 325
 326 #ifndef __WXUNIVERSAL__
 327     // VS: make sure there's no wxFrame with last focus set to us:
 328     for ( wxWindow *win = GetParent(); win; win = win->GetParent() )
 329     {
 330         wxFrame *frame = wxDynamicCast(win, wxFrame);
 331         if ( frame )
 332         {
 333             if ( frame->GetLastFocus() == this )
 334             {
 335                 frame->SetLastFocus((wxWindow*)NULL);
 336             }
 337             break;
 338         }
 339     }
 340 #endif // __WXUNIVERSAL__
 341
 342     // VS: destroy children first and _then_ detach *this from its parent.
 343     //     If we'd do it the other way around, children wouldn't be able
 344     //     find their parent frame (see above).
 345     DestroyChildren();
 346
 347     if ( m_parent )
 348         m_parent->RemoveChild(this);
 349
 350     if ( m_hWnd )
 351     {
 352         // VZ: test temp removed to understand what really happens here
 353         //if (::IsWindow(GetHwnd()))
 354         {
 355             if ( !::DestroyWindow(GetHwnd()) )
 356                 wxLogLastError(wxT("DestroyWindow"));
 357         }
 358
 359         // remove hWnd <-> wxWindow association
 360         wxRemoveHandleAssociation(this);
 361     }
 362 }
 363
 364 // real construction (Init() must have been called before!)
 365 bool wxWindowMSW::Create(wxWindow *parent,
 366                          wxWindowID id,
 367                          const wxPoint& pos,
 368                          const wxSize& size,
 369                          long style,
 370                          const wxString& name)
 371 {
 372     wxCHECK_MSG( parent, FALSE, wxT("can't create wxWindow without parent") );
 373
 374 #if wxUSE_STATBOX
 375     // wxGTK doesn't allow to create controls with static box as the parent so
 376     // this will result in a crash when the program is ported to wxGTK - warn
 377     // about it
 378     //
 379     // the correct solution is to create the controls as siblings of the
 380     // static box
 381     wxASSERT_MSG( !wxDynamicCastThis(wxStaticBox),
 382                   _T("wxStaticBox can't be used as a window parent!") );
 383 #endif // wxUSE_STATBOX
 384
 385     if ( !CreateBase(parent, id, pos, size, style, wxDefaultValidator, name) )
 386         return FALSE;
 387
 388     parent->AddChild(this);
 389
 390     // all windows are created visible
 391     DWORD msflags = WS_CHILD | WS_VISIBLE;
 392
 393 #ifdef __WXUNIVERSAL__
 394     // no 3d effects, we draw them ourselves
 395     WXDWORD exStyle = 0;
 396 #else // !wxUniversal
 397     if ( style & wxCLIP_CHILDREN )
 398         msflags |= WS_CLIPCHILDREN;
 399     if ( style & wxCLIP_SIBLINGS )
 400         msflags |= WS_CLIPSIBLINGS;
 401
 402     bool want3D;
 403     WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D);
 404
 405     // Even with extended styles, need to combine with WS_BORDER
 406     // for them to look right.
 407     if ( want3D ||
 408         (m_windowStyle & (wxBORDER |
 409                           wxSIMPLE_BORDER |
 410                           wxRAISED_BORDER |
 411                           wxSUNKEN_BORDER |
 412                           wxDOUBLE_BORDER)) )
 413     {
 414         msflags |= WS_BORDER;
 415     }
 416
 417     // calculate the value to return from WM_GETDLGCODE handler
 418     if ( GetWindowStyleFlag() & wxWANTS_CHARS )
 419     {
 420         // want everything: i.e. all keys and WM_CHAR message
 421         m_lDlgCode = DLGC_WANTARROWS | DLGC_WANTCHARS |
 422                      DLGC_WANTTAB | DLGC_WANTMESSAGE;
 423     }
 424 #endif // wxUniversal/!wxUniversal
 425
 426     if ( style & wxPOPUP_WINDOW )
 427     {
 428         // a popup window floats on top of everything
 429         exStyle |= WS_EX_TOPMOST | WS_EX_TOOLWINDOW;
 430
 431         // it is also created hidden as other top level windows
 432         msflags &= ~WS_VISIBLE;
 433         m_isShown = FALSE;
 434     }
 435
 436     return MSWCreate(wxCanvasClassName, NULL, pos, size, msflags, exStyle);
 437 }
 438
 439 // ---------------------------------------------------------------------------
 440 // basic operations
 441 // ---------------------------------------------------------------------------
 442
 443 void wxWindowMSW::SetFocus()
 444 {
 445     HWND hWnd = GetHwnd();
 446     wxCHECK_RET( hWnd, _T("can't set focus to invalid window") );
 447
 448 #ifndef __WXMICROWIN__
 449     ::SetLastError(0);
 450 #endif
 451
 452     if ( !::SetFocus(hWnd) )
 453     {
 454         // was there really an error?
 455 #ifndef __WXMICROWIN__
 456         DWORD dwRes = ::GetLastError();
 457 #else
 458
 459         DWORD dwRes = 0;
 460 #endif
 461         if ( dwRes )
 462         {
 463             wxLogApiError(_T("SetFocus"), dwRes);
 464         }
 465
 466         // VZ: just why does this happen sometimes?? any idea?
 467 #if 0
 468         HWND hwndFocus = ::GetFocus();
 469         wxASSERT_MSG( hwndFocus == hWnd, _T("SetFocus() didn't work?") );
 470 #endif // 0
 471     }
 472 }
 473
 474 // Get the window with the focus
 475 wxWindow *wxWindowBase::FindFocus()
 476 {
 477     HWND hWnd = ::GetFocus();
 478     if ( hWnd )
 479     {
 480         return wxGetWindowFromHWND((WXHWND)hWnd);
 481     }
 482
 483     return NULL;
 484 }
 485
 486 bool wxWindowMSW::Enable(bool enable)
 487 {
 488     if ( !wxWindowBase::Enable(enable) )
 489         return FALSE;
 490
 491     HWND hWnd = GetHwnd();
 492     if ( hWnd )
 493         ::EnableWindow(hWnd, (BOOL)enable);
 494
 495     // VZ: no, this is a bad idea: imagine that you have a dialog with some
 496     //     disabled controls and disable it - you really wouldn't like the
 497     //     disabled controls be reenabled too when you reenable the dialog!
 498 #if 0
 499     wxWindowList::Node *node = GetChildren().GetFirst();
 500     while ( node )
 501     {
 502         wxWindow *child = node->GetData();
 503         child->Enable(enable);
 504
 505         node = node->GetNext();
 506     }
 507 #endif // 0
 508
 509     return TRUE;
 510 }
 511
 512 bool wxWindowMSW::Show(bool show)
 513 {
 514     if ( !wxWindowBase::Show(show) )
 515         return FALSE;
 516
 517     HWND hWnd = GetHwnd();
 518     int cshow = show ? SW_SHOW : SW_HIDE;
 519     ::ShowWindow(hWnd, cshow);
 520
 521     if ( show )
 522     {
 523         wxBringWindowToTop(hWnd);
 524     }
 525
 526     return TRUE;
 527 }
 528
 529 // Raise the window to the top of the Z order
 530 void wxWindowMSW::Raise()
 531 {
 532     wxBringWindowToTop(GetHwnd());
 533 }
 534
 535 // Lower the window to the bottom of the Z order
 536 void wxWindowMSW::Lower()
 537 {
 538     ::SetWindowPos(GetHwnd(), HWND_BOTTOM, 0, 0, 0, 0,
 539                    SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
 540 }
 541
 542 void wxWindowMSW::SetTitle( const wxString& title)
 543 {
 544     SetWindowText(GetHwnd(), title.c_str());
 545 }
 546
 547 wxString wxWindowMSW::GetTitle() const
 548 {
 549     return wxGetWindowText(GetHWND());
 550 }
 551
 552 void wxWindowMSW::CaptureMouse()
 553 {
 554     HWND hWnd = GetHwnd();
 555     if ( hWnd )
 556     {
 557         ::SetCapture(hWnd);
 558     }
 559 }
 560
 561 void wxWindowMSW::ReleaseMouse()
 562 {
 563     if ( !::ReleaseCapture() )
 564     {
 565         wxLogLastError(_T("ReleaseCapture"));
 566     }
 567 }
 568
 569 /* static */ wxWindow *wxWindowBase::GetCapture()
 570 {
 571     HWND hwnd = ::GetCapture();
 572     return hwnd ? wxFindWinFromHandle((WXHWND)hwnd) : (wxWindow *)NULL;
 573 }
 574
 575 bool wxWindowMSW::SetFont(const wxFont& font)
 576 {
 577     if ( !wxWindowBase::SetFont(font) )
 578     {
 579         // nothing to do
 580         return FALSE;
 581     }
 582
 583     HWND hWnd = GetHwnd();
 584     if ( hWnd != 0 )
 585     {
 586         WXHANDLE hFont = m_font.GetResourceHandle();
 587
 588         wxASSERT_MSG( hFont, wxT("should have valid font") );
 589
 590         ::SendMessage(hWnd, WM_SETFONT, (WPARAM)hFont, MAKELPARAM(TRUE, 0));
 591     }
 592
 593     return TRUE;
 594 }
 595 bool wxWindowMSW::SetCursor(const wxCursor& cursor)
 596 {
 597     if ( !wxWindowBase::SetCursor(cursor) )
 598     {
 599         // no change
 600         return FALSE;
 601     }
 602
 603     if ( m_cursor.Ok() )
 604     {
 605         HWND hWnd = GetHwnd();
 606
 607         // Change the cursor NOW if we're within the correct window
 608         POINT point;
 609         ::GetCursorPos(&point);
 610
 611         RECT rect = wxGetWindowRect(hWnd);
 612
 613         if ( ::PtInRect(&rect, point) && !wxIsBusy() )
 614             ::SetCursor(GetHcursorOf(m_cursor));
 615     }
 616
 617     return TRUE;
 618 }
 619
 620 void wxWindowMSW::WarpPointer (int x, int y)
 621 {
 622     ClientToScreen(&x, &y);
 623
 624     if ( !::SetCursorPos(x, y) )
 625     {
 626         wxLogLastError(_T("SetCursorPos"));
 627     }
 628 }
 629
 630 #if WXWIN_COMPATIBILITY
 631 void wxWindowMSW::MSWDeviceToLogical (float *x, float *y) const
 632 {
 633 }
 634 #endif // WXWIN_COMPATIBILITY
 635
 636 // ---------------------------------------------------------------------------
 637 // scrolling stuff
 638 // ---------------------------------------------------------------------------
 639
 640 #if WXWIN_COMPATIBILITY
 641 void wxWindowMSW::SetScrollRange(int orient, int range, bool refresh)
 642 {
 643 #if defined(__WIN95__)
 644
 645     int range1 = range;
 646
 647     // Try to adjust the range to cope with page size > 1
 648     // - a Windows API quirk
 649     int pageSize = GetScrollPage(orient);
 650     if ( pageSize > 1 && range > 0)
 651     {
 652         range1 += (pageSize - 1);
 653     }
 654
 655     SCROLLINFO info;
 656     int dir;
 657
 658     if ( orient == wxHORIZONTAL ) {
 659         dir = SB_HORZ;
 660     } else {
 661         dir = SB_VERT;
 662     }
 663
 664     info.cbSize = sizeof(SCROLLINFO);
 665     info.nPage = pageSize; // Have to set this, or scrollbar goes awry
 666     info.nMin = 0;
 667     info.nMax = range1;
 668     info.nPos = 0;
 669     info.fMask = SIF_RANGE | SIF_PAGE;
 670
 671     HWND hWnd = GetHwnd();
 672     if ( hWnd )
 673         ::SetScrollInfo(hWnd, dir, &info, refresh);
 674 #else
 675     int wOrient;
 676     if ( orient == wxHORIZONTAL )
 677         wOrient = SB_HORZ;
 678     else
 679         wOrient = SB_VERT;
 680
 681     HWND hWnd = GetHwnd();
 682     if ( hWnd )
 683         ::SetScrollRange(hWnd, wOrient, 0, range, refresh);
 684 #endif
 685 }
 686
 687 void wxWindowMSW::SetScrollPage(int orient, int page, bool refresh)
 688 {
 689 #if defined(__WIN95__)
 690     SCROLLINFO info;
 691     int dir;
 692
 693     if ( orient == wxHORIZONTAL ) {
 694         dir = SB_HORZ;
 695         m_xThumbSize = page;
 696     } else {
 697         dir = SB_VERT;
 698         m_yThumbSize = page;
 699     }
 700
 701     info.cbSize = sizeof(SCROLLINFO);
 702     info.nPage = page;
 703     info.nMin = 0;
 704     info.fMask = SIF_PAGE;
 705
 706     HWND hWnd = GetHwnd();
 707     if ( hWnd )
 708         ::SetScrollInfo(hWnd, dir, &info, refresh);
 709 #else
 710     if ( orient == wxHORIZONTAL )
 711         m_xThumbSize = page;
 712     else
 713         m_yThumbSize = page;
 714 #endif
 715 }
 716
 717 int wxWindowMSW::OldGetScrollRange(int orient) const
 718 {
 719     int wOrient;
 720     if ( orient == wxHORIZONTAL )
 721         wOrient = SB_HORZ;
 722     else
 723         wOrient = SB_VERT;
 724
 725 #if __WATCOMC__ && defined(__WINDOWS_386__)
 726     short minPos, maxPos;
 727 #else
 728     int minPos, maxPos;
 729 #endif
 730     HWND hWnd = GetHwnd();
 731     if ( hWnd )
 732     {
 733         ::GetScrollRange(hWnd, wOrient, &minPos, &maxPos);
 734 #if defined(__WIN95__)
 735         // Try to adjust the range to cope with page size > 1
 736         // - a Windows API quirk
 737         int pageSize = GetScrollPage(orient);
 738         if ( pageSize > 1 )
 739         {
 740             maxPos -= (pageSize - 1);
 741         }
 742 #endif
 743         return maxPos;
 744     }
 745     else
 746         return 0;
 747 }
 748
 749 int wxWindowMSW::GetScrollPage(int orient) const
 750 {
 751     if ( orient == wxHORIZONTAL )
 752         return m_xThumbSize;
 753     else
 754         return m_yThumbSize;
 755 }
 756
 757 #endif // WXWIN_COMPATIBILITY
 758
 759 inline int GetScrollPosition(HWND hWnd, int wOrient)
 760 {
 761 #ifdef __WXMICROWIN__
 762     return ::GetScrollPosWX(hWnd, wOrient);
 763 #else
 764     return ::GetScrollPos(hWnd, wOrient);
 765 #endif
 766 }
 767
 768 int wxWindowMSW::GetScrollPos(int orient) const
 769 {
 770     int wOrient;
 771     if ( orient == wxHORIZONTAL )
 772         wOrient = SB_HORZ;
 773     else
 774         wOrient = SB_VERT;
 775
 776     HWND hWnd = GetHwnd();
 777     wxCHECK_MSG( hWnd, 0, _T("no HWND in GetScrollPos") );
 778
 779     return GetScrollPosition(hWnd, wOrient);
 780 }
 781
 782 // This now returns the whole range, not just the number
 783 // of positions that we can scroll.
 784 int wxWindowMSW::GetScrollRange(int orient) const
 785 {
 786     int wOrient;
 787     if ( orient == wxHORIZONTAL )
 788         wOrient = SB_HORZ;
 789     else
 790         wOrient = SB_VERT;
 791
 792 #if __WATCOMC__ && defined(__WINDOWS_386__)
 793     short minPos, maxPos;
 794 #else
 795     int minPos, maxPos;
 796 #endif
 797     HWND hWnd = GetHwnd();
 798     if ( hWnd )
 799     {
 800         ::GetScrollRange(hWnd, wOrient, &minPos, &maxPos);
 801 #if defined(__WIN95__)
 802         // Try to adjust the range to cope with page size > 1
 803         // - a Windows API quirk
 804         int pageSize = GetScrollThumb(orient);
 805         if ( pageSize > 1 )
 806         {
 807             maxPos -= (pageSize - 1);
 808         }
 809         // October 10th: new range concept.
 810         maxPos += pageSize;
 811 #endif
 812
 813         return maxPos;
 814     }
 815     else
 816         return 0;
 817 }
 818
 819 int wxWindowMSW::GetScrollThumb(int orient) const
 820 {
 821     if ( orient == wxHORIZONTAL )
 822         return m_xThumbSize;
 823     else
 824         return m_yThumbSize;
 825 }
 826
 827 void wxWindowMSW::SetScrollPos(int orient, int pos, bool refresh)
 828 {
 829 #if defined(__WIN95__)
 830     SCROLLINFO info;
 831     int dir;
 832
 833     if ( orient == wxHORIZONTAL ) {
 834         dir = SB_HORZ;
 835     } else {
 836         dir = SB_VERT;
 837     }
 838
 839     info.cbSize = sizeof(SCROLLINFO);
 840     info.nPage = 0;
 841     info.nMin = 0;
 842     info.nPos = pos;
 843     info.fMask = SIF_POS;
 844
 845     HWND hWnd = GetHwnd();
 846     if ( hWnd )
 847         ::SetScrollInfo(hWnd, dir, &info, refresh);
 848 #else
 849     int wOrient;
 850     if ( orient == wxHORIZONTAL )
 851         wOrient = SB_HORZ;
 852     else
 853         wOrient = SB_VERT;
 854
 855     HWND hWnd = GetHwnd();
 856     if ( hWnd )
 857         ::SetScrollPos(hWnd, wOrient, pos, refresh);
 858 #endif
 859 }
 860
 861 // New function that will replace some of the above.
 862 void wxWindowMSW::SetScrollbar(int orient, int pos, int thumbVisible,
 863                             int range, bool refresh)
 864 {
 865 #if defined(__WIN95__)
 866     int oldRange = range - thumbVisible;
 867
 868     int range1 = oldRange;
 869
 870     // Try to adjust the range to cope with page size > 1
 871     // - a Windows API quirk
 872     int pageSize = thumbVisible;
 873     if ( pageSize > 1 && range > 0)
 874     {
 875         range1 += (pageSize - 1);
 876     }
 877
 878     SCROLLINFO info;
 879     int dir;
 880
 881     if ( orient == wxHORIZONTAL ) {
 882         dir = SB_HORZ;
 883     } else {
 884         dir = SB_VERT;
 885     }
 886
 887     info.cbSize = sizeof(SCROLLINFO);
 888     info.nPage = pageSize; // Have to set this, or scrollbar goes awry
 889     info.nMin = 0;
 890     info.nMax = range1;
 891     info.nPos = pos;
 892     info.fMask = SIF_RANGE | SIF_PAGE | SIF_POS;
 893
 894     HWND hWnd = GetHwnd();
 895     if ( hWnd )
 896         ::SetScrollInfo(hWnd, dir, &info, refresh);
 897 #else
 898     int wOrient;
 899     if ( orient == wxHORIZONTAL )
 900         wOrient = SB_HORZ;
 901     else
 902         wOrient = SB_VERT;
 903
 904     HWND hWnd = GetHwnd();
 905     if ( hWnd )
 906     {
 907         ::SetScrollRange(hWnd, wOrient, 0, range, FALSE);
 908         ::SetScrollPos(hWnd, wOrient, pos, refresh);
 909     }
 910 #endif
 911     if ( orient == wxHORIZONTAL ) {
 912         m_xThumbSize = thumbVisible;
 913     } else {
 914         m_yThumbSize = thumbVisible;
 915     }
 916 }
 917
 918 void wxWindowMSW::ScrollWindow(int dx, int dy, const wxRect *prect)
 919 {
 920     RECT rect;
 921     if ( prect )
 922     {
 923         rect.left = prect->x;
 924         rect.top = prect->y;
 925         rect.right = prect->x + prect->width;
 926         rect.bottom = prect->y + prect->height;
 927     }
 928
 929     ::ScrollWindow(GetHwnd(), dx, dy, prect ? &rect : NULL, NULL);
 930 }
 931
 932 static bool ScrollVertically(HWND hwnd, int kind, int count)
 933 {
 934     int posStart = GetScrollPosition(hwnd, SB_VERT);
 935
 936     int pos = posStart;
 937     for ( int n = 0; n < count; n++ )
 938     {
 939         ::SendMessage(hwnd, WM_VSCROLL, kind, 0);
 940
 941         int posNew = GetScrollPosition(hwnd, SB_VERT);
 942         if ( posNew == pos )
 943         {
 944             // don't bother to continue, we're already at top/bottom
 945             break;
 946         }
 947
 948         pos = posNew;
 949     }
 950
 951     return pos != posStart;
 952 }
 953
 954 bool wxWindowMSW::ScrollLines(int lines)
 955 {
 956     bool down = lines > 0;
 957
 958     return ScrollVertically(GetHwnd(),
 959                             down ? SB_LINEDOWN : SB_LINEUP,
 960                             down ? lines : -lines);
 961 }
 962
 963 bool wxWindowMSW::ScrollPages(int pages)
 964 {
 965     bool down = pages > 0;
 966
 967     return ScrollVertically(GetHwnd(),
 968                             down ? SB_PAGEDOWN : SB_PAGEUP,
 969                             down ? pages : -pages);
 970 }
 971
 972 // ---------------------------------------------------------------------------
 973 // subclassing
 974 // ---------------------------------------------------------------------------
 975
 976 void wxWindowMSW::SubclassWin(WXHWND hWnd)
 977 {
 978     wxASSERT_MSG( !m_oldWndProc, wxT("subclassing window twice?") );
 979
 980     HWND hwnd = (HWND)hWnd;
 981     wxCHECK_RET( ::IsWindow(hwnd), wxT("invalid HWND in SubclassWin") );
 982
 983     wxAssociateWinWithHandle(hwnd, this);
 984
 985     m_oldWndProc = (WXFARPROC)::GetWindowLong(hwnd, GWL_WNDPROC);
 986
 987     // we don't need to subclass the window of our own class (in the Windows
 988     // sense of the word)
 989     if ( (WXFARPROC) m_oldWndProc != (WXFARPROC) wxWndProc )
 990     {
 991         ::SetWindowLong(hwnd, GWL_WNDPROC, (LONG) wxWndProc);
 992     }
 993     else
 994     {
 995         // don't bother restoring it neither
 996         m_oldWndProc = NULL;
 997     }
 998 }
 999
1000 void wxWindowMSW::UnsubclassWin()
1001 {
1002     wxRemoveHandleAssociation(this);
1003
1004     // Restore old Window proc
1005     HWND hwnd = GetHwnd();
1006     if ( hwnd )
1007     {
1008         m_hWnd = 0;
1009
1010         wxCHECK_RET( ::IsWindow(hwnd), wxT("invalid HWND in UnsubclassWin") );
1011
1012         if ( m_oldWndProc )
1013         {
1014             FARPROC wndProc = (FARPROC)::GetWindowLong(hwnd, GWL_WNDPROC);
1015             if ( wndProc != (FARPROC) m_oldWndProc )
1016             {
1017                 ::SetWindowLong(hwnd, GWL_WNDPROC, (LONG) m_oldWndProc);
1018             }
1019
1020             m_oldWndProc = NULL;
1021         }
1022     }
1023 }
1024
1025 // Make a Windows extended style from the given wxWindows window style
1026 WXDWORD wxWindowMSW::MakeExtendedStyle(long style, bool eliminateBorders)
1027 {
1028     WXDWORD exStyle = 0;
1029     if ( style & wxTRANSPARENT_WINDOW )
1030         exStyle |= WS_EX_TRANSPARENT;
1031
1032     if ( !eliminateBorders )
1033     {
1034         if ( style & wxSUNKEN_BORDER )
1035             exStyle |= WS_EX_CLIENTEDGE;
1036         if ( style & wxDOUBLE_BORDER )
1037             exStyle |= WS_EX_DLGMODALFRAME;
1038 #if defined(__WIN95__)
1039         if ( style & wxRAISED_BORDER )
1040             // It seems that WS_EX_WINDOWEDGE doesn't work, but WS_EX_DLGMODALFRAME does
1041             exStyle |= WS_EX_DLGMODALFRAME; /* WS_EX_WINDOWEDGE */;
1042         if ( style & wxSTATIC_BORDER )
1043             exStyle |= WS_EX_STATICEDGE;
1044 #endif
1045     }
1046
1047     return exStyle;
1048 }
1049
1050 // Determines whether native 3D effects or CTL3D should be used,
1051 // applying a default border style if required, and returning an extended
1052 // style to pass to CreateWindowEx.
1053 WXDWORD wxWindowMSW::Determine3DEffects(WXDWORD defaultBorderStyle,
1054                                         bool *want3D) const
1055 {
1056     // If matches certain criteria, then assume no 3D effects
1057     // unless specifically requested (dealt with in MakeExtendedStyle)
1058     if ( !GetParent()
1059 #if wxUSE_CONTROLS
1060             || !IsKindOf(CLASSINFO(wxControl))
1061 #endif // wxUSE_CONTROLS
1062             || (m_windowStyle & wxNO_BORDER) )
1063     {
1064         *want3D = FALSE;
1065         return MakeExtendedStyle(m_windowStyle);
1066     }
1067
1068     // Determine whether we should be using 3D effects or not.
1069     bool nativeBorder = FALSE; // by default, we don't want a Win95 effect
1070
1071     // 1) App can specify global 3D effects
1072     *want3D = wxTheApp->GetAuto3D();
1073
1074     // 2) If the parent is being drawn with user colours, or simple border specified,
1075     // switch effects off. TODO: replace wxUSER_COLOURS with wxNO_3D
1076     if ( GetParent() && (GetParent()->GetWindowStyleFlag() & wxUSER_COLOURS) || (m_windowStyle & wxSIMPLE_BORDER) )
1077         *want3D = FALSE;
1078
1079     // 3) Control can override this global setting by defining
1080     // a border style, e.g. wxSUNKEN_BORDER
1081     if ( m_windowStyle & wxSUNKEN_BORDER  )
1082         *want3D = TRUE;
1083
1084     // 4) If it's a special border, CTL3D can't cope so we want a native border
1085     if ( (m_windowStyle & wxDOUBLE_BORDER) || (m_windowStyle & wxRAISED_BORDER) ||
1086         (m_windowStyle & wxSTATIC_BORDER) )
1087     {
1088         *want3D = TRUE;
1089         nativeBorder = TRUE;
1090     }
1091
1092     // 5) If this isn't a Win95 app, and we are using CTL3D, remove border
1093     // effects from extended style
1094 #if wxUSE_CTL3D
1095     if ( *want3D )
1096         nativeBorder = FALSE;
1097 #endif
1098
1099     DWORD exStyle = MakeExtendedStyle(m_windowStyle, !nativeBorder);
1100
1101     // If we want 3D, but haven't specified a border here,
1102     // apply the default border style specified.
1103     // TODO what about non-Win95 WIN32? Does it have borders?
1104 #if defined(__WIN95__) && !wxUSE_CTL3D
1105     if ( defaultBorderStyle && (*want3D) && ! ((m_windowStyle & wxDOUBLE_BORDER) || (m_windowStyle & wxRAISED_BORDER ) ||
1106         (m_windowStyle & wxSTATIC_BORDER) || (m_windowStyle & wxSIMPLE_BORDER) ))
1107         exStyle |= defaultBorderStyle; // WS_EX_CLIENTEDGE;
1108 #endif
1109
1110     return exStyle;
1111 }
1112
1113 #if WXWIN_COMPATIBILITY
1114 // If nothing defined for this, try the parent.
1115 // E.g. we may be a button loaded from a resource, with no callback function
1116 // defined.
1117 void wxWindowMSW::OnCommand(wxWindow& win, wxCommandEvent& event)
1118 {
1119     if ( GetEventHandler()->ProcessEvent(event)  )
1120         return;
1121     if ( m_parent )
1122         m_parent->GetEventHandler()->OnCommand(win, event);
1123 }
1124 #endif // WXWIN_COMPATIBILITY_2
1125
1126 #if WXWIN_COMPATIBILITY
1127 wxObject* wxWindowMSW::GetChild(int number) const
1128 {
1129     // Return a pointer to the Nth object in the Panel
1130     wxNode *node = GetChildren().First();
1131     int n = number;
1132     while (node && n--)
1133         node = node->Next();
1134     if ( node )
1135     {
1136         wxObject *obj = (wxObject *)node->Data();
1137         return(obj);
1138     }
1139     else
1140         return NULL;
1141 }
1142 #endif // WXWIN_COMPATIBILITY
1143
1144 // Setup background and foreground colours correctly
1145 void wxWindowMSW::SetupColours()
1146 {
1147     if ( GetParent() )
1148         SetBackgroundColour(GetParent()->GetBackgroundColour());
1149 }
1150
1151 bool wxWindowMSW::IsMouseInWindow() const
1152 {
1153     // get the mouse position
1154     POINT pt;
1155     ::GetCursorPos(&pt);
1156
1157     // find the window which currently has the cursor and go up the window
1158     // chain until we find this window - or exhaust it
1159     HWND hwnd = ::WindowFromPoint(pt);
1160     while ( hwnd && (hwnd != GetHwnd()) )
1161         hwnd = ::GetParent(hwnd);
1162
1163     return hwnd != NULL;
1164 }
1165
1166 void wxWindowMSW::OnIdle(wxIdleEvent& WXUNUSED(event))
1167 {
1168     // Check if we need to send a LEAVE event
1169     if ( m_mouseInWindow )
1170     {
1171         if ( !IsMouseInWindow() )
1172         {
1173             // Generate a LEAVE event
1174             m_mouseInWindow = FALSE;
1175
1176             // Unfortunately the mouse button and keyboard state may have
1177             // changed by the time the OnIdle function is called, so 'state'
1178             // may be meaningless.
1179             int state = 0;
1180             if ( wxIsShiftDown() )
1181                 state |= MK_SHIFT;
1182             if ( wxIsCtrlDown() )
1183                 state |= MK_CONTROL;
1184             if ( GetKeyState( VK_LBUTTON ) )
1185                 state |= MK_LBUTTON;
1186             if ( GetKeyState( VK_MBUTTON ) )
1187                 state |= MK_MBUTTON;
1188             if ( GetKeyState( VK_RBUTTON ) )
1189                 state |= MK_RBUTTON;
1190
1191             POINT pt;
1192             if ( !::GetCursorPos(&pt) )
1193             {
1194                 wxLogLastError(_T("GetCursorPos"));
1195             }
1196
1197             // we need to have client coordinates here for symmetry with
1198             // wxEVT_ENTER_WINDOW
1199             RECT rect = wxGetWindowRect(GetHwnd());
1200             pt.x -= rect.left;
1201             pt.y -= rect.top;
1202
1203             wxMouseEvent event2(wxEVT_LEAVE_WINDOW);
1204             InitMouseEvent(event2, pt.x, pt.y, state);
1205
1206             (void)GetEventHandler()->ProcessEvent(event2);
1207         }
1208     }
1209
1210     UpdateWindowUI();
1211 }
1212
1213 // Set this window to be the child of 'parent'.
1214 bool wxWindowMSW::Reparent(wxWindowBase *parent)
1215 {
1216     if ( !wxWindowBase::Reparent(parent) )
1217         return FALSE;
1218
1219     HWND hWndChild = GetHwnd();
1220     HWND hWndParent = GetParent() ? GetWinHwnd(GetParent()) : (HWND)0;
1221
1222     ::SetParent(hWndChild, hWndParent);
1223
1224     return TRUE;
1225 }
1226
1227 void wxWindowMSW::Clear()
1228 {
1229     wxClientDC dc((wxWindow *)this);
1230     wxBrush brush(GetBackgroundColour(), wxSOLID);
1231     dc.SetBackground(brush);
1232     dc.Clear();
1233 }
1234
1235 static inline void SendSetRedraw(HWND hwnd, bool on)
1236 {
1237     ::SendMessage(hwnd, WM_SETREDRAW, (WPARAM)on, 0);
1238 }
1239
1240 void wxWindowMSW::Freeze()
1241 {
1242     SendSetRedraw(GetHwnd(), FALSE);
1243 }
1244
1245 void wxWindowMSW::Thaw()
1246 {
1247     SendSetRedraw(GetHwnd(), TRUE);
1248
1249     // we need to refresh everything or otherwise he invalidated area is not
1250     // repainted
1251     Refresh();
1252 }
1253
1254 void wxWindowMSW::Refresh(bool eraseBack, const wxRect *rect)
1255 {
1256     HWND hWnd = GetHwnd();
1257     if ( hWnd )
1258     {
1259         if ( rect )
1260         {
1261             RECT mswRect;
1262             mswRect.left = rect->x;
1263             mswRect.top = rect->y;
1264             mswRect.right = rect->x + rect->width;
1265             mswRect.bottom = rect->y + rect->height;
1266
1267             ::InvalidateRect(hWnd, &mswRect, eraseBack);
1268         }
1269         else
1270             ::InvalidateRect(hWnd, NULL, eraseBack);
1271     }
1272 }
1273
1274 void wxWindowMSW::Update()
1275 {
1276     if ( !::UpdateWindow(GetHwnd()) )
1277     {
1278         wxLogLastError(_T("UpdateWindow"));
1279     }
1280
1281 #if defined(__WIN32__) && !defined(__WXMICROWIN__)
1282     // just calling UpdateWindow() is not enough, what we did in our WM_PAINT
1283     // handler needs to be really drawn right now
1284     (void)::GdiFlush();
1285 #endif // __WIN32__
1286 }
1287
1288 // ---------------------------------------------------------------------------
1289 // drag and drop
1290 // ---------------------------------------------------------------------------
1291
1292 #if wxUSE_DRAG_AND_DROP
1293
1294 void wxWindowMSW::SetDropTarget(wxDropTarget *pDropTarget)
1295 {
1296     if ( m_dropTarget != 0 ) {
1297         m_dropTarget->Revoke(m_hWnd);
1298         delete m_dropTarget;
1299     }
1300
1301     m_dropTarget = pDropTarget;
1302     if ( m_dropTarget != 0 )
1303         m_dropTarget->Register(m_hWnd);
1304 }
1305
1306 #endif // wxUSE_DRAG_AND_DROP
1307
1308 // old style file-manager drag&drop support: we retain the old-style
1309 // DragAcceptFiles in parallel with SetDropTarget.
1310 void wxWindowMSW::DragAcceptFiles(bool accept)
1311 {
1312     HWND hWnd = GetHwnd();
1313     if ( hWnd )
1314         ::DragAcceptFiles(hWnd, (BOOL)accept);
1315 }
1316
1317 // ----------------------------------------------------------------------------
1318 // tooltips
1319 // ----------------------------------------------------------------------------
1320
1321 #if wxUSE_TOOLTIPS
1322
1323 void wxWindowMSW::DoSetToolTip(wxToolTip *tooltip)
1324 {
1325     wxWindowBase::DoSetToolTip(tooltip);
1326
1327     if ( m_tooltip )
1328         m_tooltip->SetWindow(this);
1329 }
1330
1331 #endif // wxUSE_TOOLTIPS
1332
1333 // ---------------------------------------------------------------------------
1334 // moving and resizing
1335 // ---------------------------------------------------------------------------
1336
1337 // Get total size
1338 void wxWindowMSW::DoGetSize(int *x, int *y) const
1339 {
1340     RECT rect = wxGetWindowRect(GetHwnd());
1341
1342     if ( x )
1343         *x = rect.right - rect.left;
1344     if ( y )
1345         *y = rect.bottom - rect.top;
1346 }
1347
1348 // Get size *available for subwindows* i.e. excluding menu bar etc.
1349 void wxWindowMSW::DoGetClientSize(int *x, int *y) const
1350 {
1351     RECT rect = wxGetClientRect(GetHwnd());
1352
1353     if ( x )
1354         *x = rect.right;
1355     if ( y )
1356         *y = rect.bottom;
1357 }
1358
1359 void wxWindowMSW::DoGetPosition(int *x, int *y) const
1360 {
1361     RECT rect = wxGetWindowRect(GetHwnd());
1362
1363     POINT point;
1364     point.x = rect.left;
1365     point.y = rect.top;
1366
1367     // we do the adjustments with respect to the parent only for the "real"
1368     // children, not for the dialogs/frames
1369     if ( !IsTopLevel() )
1370     {
1371         HWND hParentWnd = 0;
1372         wxWindow *parent = GetParent();
1373         if ( parent )
1374             hParentWnd = GetWinHwnd(parent);
1375
1376         // Since we now have the absolute screen coords, if there's a parent we
1377         // must subtract its top left corner
1378         if ( hParentWnd )
1379         {
1380             ::ScreenToClient(hParentWnd, &point);
1381         }
1382
1383         if ( parent )
1384         {
1385             // We may be faking the client origin. So a window that's really at (0,
1386             // 30) may appear (to wxWin apps) to be at (0, 0).
1387             wxPoint pt(parent->GetClientAreaOrigin());
1388             point.x -= pt.x;
1389             point.y -= pt.y;
1390         }
1391     }
1392
1393     if ( x )
1394         *x = point.x;
1395     if ( y )
1396         *y = point.y;
1397 }
1398
1399 void wxWindowMSW::DoScreenToClient(int *x, int *y) const
1400 {
1401     POINT pt;
1402     if ( x )
1403         pt.x = *x;
1404     if ( y )
1405         pt.y = *y;
1406
1407     ::ScreenToClient(GetHwnd(), &pt);
1408
1409     if ( x )
1410         *x = pt.x;
1411     if ( y )
1412         *y = pt.y;
1413 }
1414
1415 void wxWindowMSW::DoClientToScreen(int *x, int *y) const
1416 {
1417     POINT pt;
1418     if ( x )
1419         pt.x = *x;
1420     if ( y )
1421         pt.y = *y;
1422
1423     ::ClientToScreen(GetHwnd(), &pt);
1424
1425     if ( x )
1426         *x = pt.x;
1427     if ( y )
1428         *y = pt.y;
1429 }
1430
1431 void wxWindowMSW::DoMoveWindow(int x, int y, int width, int height)
1432 {
1433     if ( !::MoveWindow(GetHwnd(), x, y, width, height, TRUE) )
1434     {
1435         wxLogLastError(wxT("MoveWindow"));
1436     }
1437 }
1438
1439 // set the size of the window: if the dimensions are positive, just use them,
1440 // but if any of them is equal to -1, it means that we must find the value for
1441 // it ourselves (unless sizeFlags contains wxSIZE_ALLOW_MINUS_ONE flag, in
1442 // which case -1 is a valid value for x and y)
1443 //
1444 // If sizeFlags contains wxSIZE_AUTO_WIDTH/HEIGHT flags (default), we calculate
1445 // the width/height to best suit our contents, otherwise we reuse the current
1446 // width/height
1447 void wxWindowMSW::DoSetSize(int x, int y, int width, int height, int sizeFlags)
1448 {
1449     // get the current size and position...
1450     int currentX, currentY;
1451     GetPosition(&currentX, &currentY);
1452     int currentW,currentH;
1453     GetSize(&currentW, &currentH);
1454
1455     // ... and don't do anything (avoiding flicker) if it's already ok
1456     if ( x == currentX && y == currentY &&
1457          width == currentW && height == currentH )
1458     {
1459         return;
1460     }
1461
1462     if ( x == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE) )
1463         x = currentX;
1464     if ( y == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE) )
1465         y = currentY;
1466
1467     AdjustForParentClientOrigin(x, y, sizeFlags);
1468
1469     wxSize size(-1, -1);
1470     if ( width == -1 )
1471     {
1472         if ( sizeFlags & wxSIZE_AUTO_WIDTH )
1473         {
1474             size = DoGetBestSize();
1475             width = size.x;
1476         }
1477         else
1478         {
1479             // just take the current one
1480             width = currentW;
1481         }
1482     }
1483
1484     if ( height == -1 )
1485     {
1486         if ( sizeFlags & wxSIZE_AUTO_HEIGHT )
1487         {
1488             if ( size.x == -1 )
1489             {
1490                 size = DoGetBestSize();
1491             }
1492             //else: already called DoGetBestSize() above
1493
1494             height = size.y;
1495         }
1496         else
1497         {
1498             // just take the current one
1499             height = currentH;
1500         }
1501     }
1502
1503     DoMoveWindow(x, y, width, height);
1504 }
1505
1506 void wxWindowMSW::DoSetClientSize(int width, int height)
1507 {
1508     wxWindow *parent = GetParent();
1509     HWND hWnd = GetHwnd();
1510     HWND hParentWnd = (HWND) 0;
1511     if ( parent )
1512         hParentWnd = (HWND) parent->GetHWND();
1513
1514     RECT rect;
1515     ::GetClientRect(hWnd, &rect);
1516
1517     RECT rect2;
1518     GetWindowRect(hWnd, &rect2);
1519
1520     // Find the difference between the entire window (title bar and all)
1521     // and the client area; add this to the new client size to move the
1522     // window
1523     int actual_width = rect2.right - rect2.left - rect.right + width;
1524     int actual_height = rect2.bottom - rect2.top - rect.bottom + height;
1525
1526     // If there's a parent, must subtract the parent's top left corner
1527     // since MoveWindow moves relative to the parent
1528
1529     POINT point;
1530     point.x = rect2.left;
1531     point.y = rect2.top;
1532     if ( parent )
1533     {
1534         ::ScreenToClient(hParentWnd, &point);
1535     }
1536
1537     DoMoveWindow(point.x, point.y, actual_width, actual_height);
1538
1539     wxSizeEvent event(wxSize(width, height), m_windowId);
1540     event.SetEventObject(this);
1541     GetEventHandler()->ProcessEvent(event);
1542 }
1543
1544 // For implementation purposes - sometimes decorations make the client area
1545 // smaller
1546 wxPoint wxWindowMSW::GetClientAreaOrigin() const
1547 {
1548     return wxPoint(0, 0);
1549 }
1550
1551 // ---------------------------------------------------------------------------
1552 // text metrics
1553 // ---------------------------------------------------------------------------
1554
1555 int wxWindowMSW::GetCharHeight() const
1556 {
1557     return wxGetTextMetrics(this).tmHeight;
1558 }
1559
1560 int wxWindowMSW::GetCharWidth() const
1561 {
1562     // +1 is needed because Windows apparently adds it when calculating the
1563     // dialog units size in pixels
1564 #if wxDIALOG_UNIT_COMPATIBILITY
1565     return wxGetTextMetrics(this).tmAveCharWidth;
1566 #else
1567     return wxGetTextMetrics(this).tmAveCharWidth + 1;
1568 #endif
1569 }
1570
1571 void wxWindowMSW::GetTextExtent(const wxString& string,
1572                              int *x, int *y,
1573                              int *descent, int *externalLeading,
1574                              const wxFont *theFont) const
1575 {
1576     const wxFont *fontToUse = theFont;
1577     if ( !fontToUse )
1578         fontToUse = &m_font;
1579
1580     HWND hWnd = GetHwnd();
1581     HDC dc = ::GetDC(hWnd);
1582
1583     HFONT fnt = 0;
1584     HFONT hfontOld = 0;
1585     if ( fontToUse && fontToUse->Ok() )
1586     {
1587         fnt = (HFONT)((wxFont *)fontToUse)->GetResourceHandle(); // const_cast
1588         if ( fnt )
1589             hfontOld = (HFONT)SelectObject(dc,fnt);
1590     }
1591
1592     SIZE sizeRect;
1593     TEXTMETRIC tm;
1594     GetTextExtentPoint(dc, string, (int)string.Length(), &sizeRect);
1595     GetTextMetrics(dc, &tm);
1596
1597     if ( fontToUse && fnt && hfontOld )
1598         SelectObject(dc, hfontOld);
1599
1600     ReleaseDC(hWnd, dc);
1601
1602     if ( x )
1603         *x = sizeRect.cx;
1604     if ( y )
1605         *y = sizeRect.cy;
1606     if ( descent )
1607         *descent = tm.tmDescent;
1608     if ( externalLeading )
1609         *externalLeading = tm.tmExternalLeading;
1610 }
1611
1612 #if wxUSE_CARET && WXWIN_COMPATIBILITY
1613 // ---------------------------------------------------------------------------
1614 // Caret manipulation
1615 // ---------------------------------------------------------------------------
1616
1617 void wxWindowMSW::CreateCaret(int w, int h)
1618 {
1619     SetCaret(new wxCaret(this, w, h));
1620 }
1621
1622 void wxWindowMSW::CreateCaret(const wxBitmap *WXUNUSED(bitmap))
1623 {
1624     wxFAIL_MSG("not implemented");
1625 }
1626
1627 void wxWindowMSW::ShowCaret(bool show)
1628 {
1629     wxCHECK_RET( m_caret, "no caret to show" );
1630
1631     m_caret->Show(show);
1632 }
1633
1634 void wxWindowMSW::DestroyCaret()
1635 {
1636     SetCaret(NULL);
1637 }
1638
1639 void wxWindowMSW::SetCaretPos(int x, int y)
1640 {
1641     wxCHECK_RET( m_caret, "no caret to move" );
1642
1643     m_caret->Move(x, y);
1644 }
1645
1646 void wxWindowMSW::GetCaretPos(int *x, int *y) const
1647 {
1648     wxCHECK_RET( m_caret, "no caret to get position of" );
1649
1650     m_caret->GetPosition(x, y);
1651 }
1652 #endif // wxUSE_CARET
1653
1654 // ---------------------------------------------------------------------------
1655 // popup menu
1656 // ---------------------------------------------------------------------------
1657
1658 #if wxUSE_MENUS_NATIVE
1659
1660 // yield for WM_COMMAND events only, i.e. process all WM_COMMANDs in the queue
1661 // immediately, without waiting for the next event loop iteration
1662 //
1663 // NB: this function should probably be made public later as it can almost
1664 //     surely replace wxYield() elsewhere as well
1665 static void wxYieldForCommandsOnly()
1666 {
1667     // peek all WM_COMMANDs (it will always return WM_QUIT too but we don't
1668     // want to process it here)
1669     MSG msg;
1670     while ( ::PeekMessage(&msg, (HWND)0, WM_COMMAND, WM_COMMAND, PM_REMOVE)
1671                 && msg.message != WM_QUIT )
1672     {
1673         wxTheApp->DoMessage((WXMSG *)&msg);
1674     }
1675 }
1676
1677 bool wxWindowMSW::DoPopupMenu(wxMenu *menu, int x, int y)
1678 {
1679     menu->SetInvokingWindow(this);
1680     menu->UpdateUI();
1681
1682     HWND hWnd = GetHwnd();
1683     HMENU hMenu = GetHmenuOf(menu);
1684     POINT point;
1685     point.x = x;
1686     point.y = y;
1687     ::ClientToScreen(hWnd, &point);
1688     wxCurrentPopupMenu = menu;
1689     ::TrackPopupMenu(hMenu, TPM_RIGHTBUTTON, point.x, point.y, 0, hWnd, NULL);
1690
1691     // we need to do it righ now as otherwise the events are never going to be
1692     // sent to wxCurrentPopupMenu from HandleCommand()
1693     //
1694     // note that even eliminating (ugly) wxCurrentPopupMenu global wouldn't
1695     // help and we'd still need wxYieldForCommandsOnly() as the menu may be
1696     // destroyed as soon as we return (it can be a local variable in the caller
1697     // for example) and so we do need to process the event immediately
1698     wxYieldForCommandsOnly();
1699
1700     wxCurrentPopupMenu = NULL;
1701
1702     menu->SetInvokingWindow(NULL);
1703
1704     return TRUE;
1705 }
1706
1707 #endif // wxUSE_MENUS_NATIVE
1708
1709 // ===========================================================================
1710 // pre/post message processing
1711 // ===========================================================================
1712
1713 long wxWindowMSW::MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
1714 {
1715     if ( m_oldWndProc )
1716         return ::CallWindowProc(CASTWNDPROC m_oldWndProc, GetHwnd(), (UINT) nMsg, (WPARAM) wParam, (LPARAM) lParam);
1717     else
1718         return ::DefWindowProc(GetHwnd(), nMsg, wParam, lParam);
1719 }
1720
1721 bool wxWindowMSW::MSWProcessMessage(WXMSG* pMsg)
1722 {
1723     // wxUniversal implements tab traversal itself
1724 #ifndef __WXUNIVERSAL__
1725     if ( m_hWnd != 0 && (GetWindowStyleFlag() & wxTAB_TRAVERSAL) )
1726     {
1727         // intercept dialog navigation keys
1728         MSG *msg = (MSG *)pMsg;
1729
1730         // here we try to do all the job which ::IsDialogMessage() usually does
1731         // internally
1732 #if 1
1733         bool bProcess = TRUE;
1734         if ( msg->message != WM_KEYDOWN )
1735             bProcess = FALSE;
1736
1737         if ( bProcess && (HIWORD(msg->lParam) & KF_ALTDOWN) == KF_ALTDOWN )
1738             bProcess = FALSE;
1739
1740         if ( bProcess )
1741         {
1742             bool bCtrlDown = wxIsCtrlDown();
1743             bool bShiftDown = wxIsShiftDown();
1744
1745             // WM_GETDLGCODE: ask the control if it wants the key for itself,
1746             // don't process it if it's the case (except for Ctrl-Tab/Enter
1747             // combinations which are always processed)
1748             LONG lDlgCode = 0;
1749             if ( !bCtrlDown )
1750             {
1751                 lDlgCode = ::SendMessage(msg->hwnd, WM_GETDLGCODE, 0, 0);
1752             }
1753
1754             bool bForward = TRUE,
1755                  bWindowChange = FALSE;
1756
1757             switch ( msg->wParam )
1758             {
1759                 case VK_TAB:
1760                     // assume that nobody wants Shift-TAB for himself - if we
1761                     // don't do it there is no easy way for a control to grab
1762                     // TABs but still let Shift-TAB work as navugation key
1763                     if ( (lDlgCode & DLGC_WANTTAB) && !bShiftDown ) {
1764                         bProcess = FALSE;
1765                     }
1766                     else {
1767                         // Ctrl-Tab cycles thru notebook pages
1768                         bWindowChange = bCtrlDown;
1769                         bForward = !bShiftDown;
1770                     }
1771                     break;
1772
1773                 case VK_UP:
1774                 case VK_LEFT:
1775                     if ( (lDlgCode & DLGC_WANTARROWS) || bCtrlDown )
1776                         bProcess = FALSE;
1777                     else
1778                         bForward = FALSE;
1779                     break;
1780
1781                 case VK_DOWN:
1782                 case VK_RIGHT:
1783                     if ( (lDlgCode & DLGC_WANTARROWS) || bCtrlDown )
1784                         bProcess = FALSE;
1785                     break;
1786
1787                 case VK_RETURN:
1788                     {
1789                         if ( (lDlgCode & DLGC_WANTMESSAGE) && !bCtrlDown )
1790                         {
1791                             // control wants to process Enter itself, don't
1792                             // call IsDialogMessage() which would interpret
1793                             // it
1794                             return FALSE;
1795                         }
1796                         else if ( lDlgCode & DLGC_BUTTON )
1797                         {
1798                             // let IsDialogMessage() handle this for all
1799                             // buttons except the owner-drawn ones which it
1800                             // just seems to ignore
1801                             long style = ::GetWindowLong(msg->hwnd, GWL_STYLE);
1802                             if ( (style & BS_OWNERDRAW) == BS_OWNERDRAW )
1803                             {
1804                                 // emulate the button click
1805                                 wxWindow *btn = wxFindWinFromHandle((WXHWND)msg->hwnd);
1806                                 if ( btn )
1807                                     btn->MSWCommand(BN_CLICKED, 0 /* unused */);
1808                             }
1809
1810                             bProcess = FALSE;
1811                         }
1812                         // FIXME: this should be handled by
1813                         //        wxNavigationKeyEvent handler and not here!!
1814                         else
1815                         {
1816 #if wxUSE_BUTTON
1817                             wxButton *btn = wxDynamicCast(GetDefaultItem(),
1818                                                           wxButton);
1819                             if ( btn && btn->IsEnabled() )
1820                             {
1821                                 // if we do have a default button, do press it
1822                                 btn->MSWCommand(BN_CLICKED, 0 /* unused */);
1823
1824                                 return TRUE;
1825                             }
1826                             else // no default button
1827 #endif // wxUSE_BUTTON
1828                             {
1829                                 // no special function for enter and don't even
1830                                 // let IsDialogMessage() have it: it seems to
1831                                 // do something really strange with it
1832                                 return FALSE;
1833                             }
1834                         }
1835                     }
1836                     break;
1837
1838                 default:
1839                     bProcess = FALSE;
1840             }
1841
1842             if ( bProcess )
1843             {
1844                 wxNavigationKeyEvent event;
1845                 event.SetDirection(bForward);
1846                 event.SetWindowChange(bWindowChange);
1847                 event.SetEventObject(this);
1848
1849                 if ( GetEventHandler()->ProcessEvent(event) )
1850                 {
1851                     return TRUE;
1852                 }
1853             }
1854         }
1855 #else // 0
1856         // let ::IsDialogMessage() do almost everything and handle just the
1857         // things it doesn't here: Ctrl-TAB for switching notebook pages
1858         if ( msg->message == WM_KEYDOWN )
1859         {
1860             // don't process system keys here
1861             if ( !(HIWORD(msg->lParam) & KF_ALTDOWN) )
1862             {
1863                 if ( (msg->wParam == VK_TAB) && wxIsCtrlDown() )
1864                 {
1865                     // find the first notebook parent and change its page
1866                     wxWindow *win = this;
1867                     wxNotebook *nbook = NULL;
1868                     while ( win && !nbook )
1869                     {
1870                         nbook = wxDynamicCast(win, wxNotebook);
1871                         win = win->GetParent();
1872                     }
1873
1874                     if ( nbook )
1875                     {
1876                         bool forward = !wxIsShiftDown();
1877
1878                         nbook->AdvanceSelection(forward);
1879                     }
1880                 }
1881             }
1882         }
1883 #endif // 1/0
1884
1885         if ( ::IsDialogMessage(GetHwnd(), msg) )
1886         {
1887             // IsDialogMessage() did something...
1888             return TRUE;
1889         }
1890     }
1891 #endif // __WXUNIVERSAL__
1892
1893 #if wxUSE_TOOLTIPS
1894     if ( m_tooltip )
1895     {
1896         // relay mouse move events to the tooltip control
1897         MSG *msg = (MSG *)pMsg;
1898         if ( msg->message == WM_MOUSEMOVE )
1899             m_tooltip->RelayEvent(pMsg);
1900     }
1901 #endif // wxUSE_TOOLTIPS
1902
1903     return FALSE;
1904 }
1905
1906 bool wxWindowMSW::MSWTranslateMessage(WXMSG* pMsg)
1907 {
1908 #if wxUSE_ACCEL && !defined(__WXUNIVERSAL__)
1909     return m_acceleratorTable.Translate(this, pMsg);
1910 #else
1911     return FALSE;
1912 #endif // wxUSE_ACCEL
1913 }
1914
1915 bool wxWindowMSW::MSWShouldPreProcessMessage(WXMSG* pMsg)
1916 {
1917     // preprocess all messages by default
1918     return TRUE;
1919 }
1920
1921 // ---------------------------------------------------------------------------
1922 // message params unpackers (different for Win16 and Win32)
1923 // ---------------------------------------------------------------------------
1924
1925 #ifdef __WIN32__
1926
1927 void wxWindowMSW::UnpackCommand(WXWPARAM wParam, WXLPARAM lParam,
1928                              WORD *id, WXHWND *hwnd, WORD *cmd)
1929 {
1930     *id = LOWORD(wParam);
1931     *hwnd = (WXHWND)lParam;
1932     *cmd = HIWORD(wParam);
1933 }
1934
1935 void wxWindowMSW::UnpackActivate(WXWPARAM wParam, WXLPARAM lParam,
1936                               WXWORD *state, WXWORD *minimized, WXHWND *hwnd)
1937 {
1938     *state = LOWORD(wParam);
1939     *minimized = HIWORD(wParam);
1940     *hwnd = (WXHWND)lParam;
1941 }
1942
1943 void wxWindowMSW::UnpackScroll(WXWPARAM wParam, WXLPARAM lParam,
1944                             WXWORD *code, WXWORD *pos, WXHWND *hwnd)
1945 {
1946     *code = LOWORD(wParam);
1947     *pos = HIWORD(wParam);
1948     *hwnd = (WXHWND)lParam;
1949 }
1950
1951 void wxWindowMSW::UnpackCtlColor(WXWPARAM wParam, WXLPARAM lParam,
1952                               WXWORD *nCtlColor, WXHDC *hdc, WXHWND *hwnd)
1953 {
1954 #ifndef __WXMICROWIN__
1955     *nCtlColor = CTLCOLOR_BTN;
1956     *hwnd = (WXHWND)lParam;
1957     *hdc = (WXHDC)wParam;
1958 #endif
1959 }
1960
1961 void wxWindowMSW::UnpackMenuSelect(WXWPARAM wParam, WXLPARAM lParam,
1962                                 WXWORD *item, WXWORD *flags, WXHMENU *hmenu)
1963 {
1964     *item = (WXWORD)wParam;
1965     *flags = HIWORD(wParam);
1966     *hmenu = (WXHMENU)lParam;
1967 }
1968
1969 #else // Win16
1970
1971 void wxWindowMSW::UnpackCommand(WXWPARAM wParam, WXLPARAM lParam,
1972                              WXWORD *id, WXHWND *hwnd, WXWORD *cmd)
1973 {
1974     *id = (WXWORD)wParam;
1975     *hwnd = (WXHWND)LOWORD(lParam);
1976     *cmd = HIWORD(lParam);
1977 }
1978
1979 void wxWindowMSW::UnpackActivate(WXWPARAM wParam, WXLPARAM lParam,
1980                               WXWORD *state, WXWORD *minimized, WXHWND *hwnd)
1981 {
1982     *state = (WXWORD)wParam;
1983     *minimized = LOWORD(lParam);
1984     *hwnd = (WXHWND)HIWORD(lParam);
1985 }
1986
1987 void wxWindowMSW::UnpackScroll(WXWPARAM wParam, WXLPARAM lParam,
1988                             WXWORD *code, WXWORD *pos, WXHWND *hwnd)
1989 {
1990     *code = (WXWORD)wParam;
1991     *pos = LOWORD(lParam);
1992     *hwnd = (WXHWND)HIWORD(lParam);
1993 }
1994
1995 void wxWindowMSW::UnpackCtlColor(WXWPARAM wParam, WXLPARAM lParam,
1996                               WXWORD *nCtlColor, WXHDC *hdc, WXHWND *hwnd)
1997 {
1998     *hwnd = (WXHWND)LOWORD(lParam);
1999     *nCtlColor = (int)HIWORD(lParam);
2000     *hdc = (WXHDC)wParam;
2001 }
2002
2003 void wxWindowMSW::UnpackMenuSelect(WXWPARAM wParam, WXLPARAM lParam,
2004                                 WXWORD *item, WXWORD *flags, WXHMENU *hmenu)
2005 {
2006     *item = (WXWORD)wParam;
2007     *flags = LOWORD(lParam);
2008     *hmenu = (WXHMENU)HIWORD(lParam);
2009 }
2010
2011 #endif // Win32/16
2012
2013 // ---------------------------------------------------------------------------
2014 // Main wxWindows window proc and the window proc for wxWindow
2015 // ---------------------------------------------------------------------------
2016
2017 // Hook for new window just as it's being created, when the window isn't yet
2018 // associated with the handle
2019 static wxWindowMSW *gs_winBeingCreated = NULL;
2020
2021 // implementation of wxWindowCreationHook class: it just sets gs_winBeingCreated to the
2022 // window being created and insures that it's always unset back later
2023 wxWindowCreationHook::wxWindowCreationHook(wxWindowMSW *winBeingCreated)
2024 {
2025     gs_winBeingCreated = winBeingCreated;
2026 }
2027
2028 wxWindowCreationHook::~wxWindowCreationHook()
2029 {
2030     gs_winBeingCreated = NULL;
2031 }
2032
2033 // Main window proc
2034 LRESULT WXDLLEXPORT APIENTRY _EXPORT wxWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
2035 {
2036     // trace all messages - useful for the debugging
2037 #ifdef __WXDEBUG__
2038     wxLogTrace(wxTraceMessages, wxT("Processing %s(wParam=%8lx, lParam=%8lx)"),
2039                wxGetMessageName(message), wParam, lParam);
2040 #endif // __WXDEBUG__
2041
2042     wxWindowMSW *wnd = wxFindWinFromHandle((WXHWND) hWnd);
2043
2044     // when we get the first message for the HWND we just created, we associate
2045     // it with wxWindow stored in gs_winBeingCreated
2046     if ( !wnd && gs_winBeingCreated )
2047     {
2048         wxAssociateWinWithHandle(hWnd, gs_winBeingCreated);
2049         wnd = gs_winBeingCreated;
2050         gs_winBeingCreated = NULL;
2051         wnd->SetHWND((WXHWND)hWnd);
2052     }
2053
2054     LRESULT rc;
2055
2056     if ( wnd )
2057         rc = wnd->MSWWindowProc(message, wParam, lParam);
2058     else
2059         rc = ::DefWindowProc(hWnd, message, wParam, lParam);
2060
2061     return rc;
2062 }
2063
2064 long wxWindowMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
2065 {
2066     // did we process the message?
2067     bool processed = FALSE;
2068
2069     // the return value
2070     union
2071     {
2072         bool        allow;
2073         long        result;
2074         WXHICON     hIcon;
2075         WXHBRUSH    hBrush;
2076     } rc;
2077
2078     // for most messages we should return 0 when we do process the message
2079     rc.result = 0;
2080
2081     switch ( message )
2082     {
2083         case WM_CREATE:
2084             {
2085                 bool mayCreate;
2086                 processed = HandleCreate((WXLPCREATESTRUCT)lParam, &mayCreate);
2087                 if ( processed )
2088                 {
2089                     // return 0 to allow window creation
2090                     rc.result = mayCreate ? 0 : -1;
2091                 }
2092             }
2093             break;
2094
2095         case WM_DESTROY:
2096             // never set processed to TRUE and *always* pass WM_DESTROY to
2097             // DefWindowProc() as Windows may do some internal cleanup when
2098             // processing it and failing to pass the message along may cause
2099             // memory and resource leaks!
2100             (void)HandleDestroy();
2101             break;
2102
2103         case WM_MOVE:
2104             processed = HandleMove(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam));
2105             break;
2106
2107         case WM_SIZE:
2108             switch ( wParam )
2109             {
2110                 case SIZE_MAXHIDE:
2111                 case SIZE_MAXSHOW:
2112                     // we're not interested in these messages at all
2113                     break;
2114
2115                 case SIZE_MINIMIZED:
2116                     // we shouldn't send sizev events for these messages as the
2117                     // client size may be negative which breaks existing code
2118                     //
2119                     // OTOH we might send another (wxMinimizedEvent?) one or
2120                     // add an additional parameter to wxSizeEvent if this is
2121                     // useful to anybody
2122                     break;
2123
2124                 default:
2125                     wxFAIL_MSG( _T("unexpected WM_SIZE parameter") );
2126                     // fall through nevertheless
2127
2128                 case SIZE_MAXIMIZED:
2129                 case SIZE_RESTORED:
2130                     processed = HandleSize(LOWORD(lParam), HIWORD(lParam),
2131                                            wParam);
2132             }
2133             break;
2134
2135 #ifndef __WXMICROWIN__
2136         case WM_ACTIVATEAPP:
2137             wxTheApp->SetActive(wParam != 0, FindFocus());
2138             break;
2139 #endif
2140
2141         case WM_ACTIVATE:
2142             {
2143                 WXWORD state, minimized;
2144                 WXHWND hwnd;
2145                 UnpackActivate(wParam, lParam, &state, &minimized, &hwnd);
2146
2147                 processed = HandleActivate(state, minimized != 0, (WXHWND)hwnd);
2148             }
2149             break;
2150
2151         case WM_SETFOCUS:
2152             processed = HandleSetFocus((WXHWND)(HWND)wParam);
2153             break;
2154
2155         case WM_KILLFOCUS:
2156             processed = HandleKillFocus((WXHWND)(HWND)wParam);
2157             break;
2158
2159         case WM_PAINT:
2160             processed = HandlePaint();
2161             break;
2162
2163         case WM_CLOSE:
2164             // don't let the DefWindowProc() destroy our window - we'll do it
2165             // ourselves in ~wxWindow
2166             processed = TRUE;
2167             rc.result = TRUE;
2168             break;
2169
2170         case WM_SHOWWINDOW:
2171             processed = HandleShow(wParam != 0, (int)lParam);
2172             break;
2173
2174         case WM_MOUSEMOVE:
2175             processed = HandleMouseMove(GET_X_LPARAM(lParam),
2176                                         GET_Y_LPARAM(lParam),
2177                                         wParam);
2178             break;
2179
2180 #if wxUSE_MOUSEWHEEL
2181         case WM_MOUSEWHEEL:
2182             processed = HandleMouseWheel(wParam, lParam);
2183             break;
2184 #endif
2185
2186         case WM_LBUTTONDOWN:
2187         case WM_LBUTTONUP:
2188         case WM_LBUTTONDBLCLK:
2189         case WM_RBUTTONDOWN:
2190         case WM_RBUTTONUP:
2191         case WM_RBUTTONDBLCLK:
2192         case WM_MBUTTONDOWN:
2193         case WM_MBUTTONUP:
2194         case WM_MBUTTONDBLCLK:
2195          {
2196                 processed = FALSE;
2197 #ifdef __WXMICROWIN__
2198                 // MicroWindows seems to ignore the fact that a window is
2199                 // disabled. So catch mouse events and throw them away if
2200                 // necessary.
2201                 wxWindowMSW* win = this;
2202                 while (win)
2203                 {
2204                     if (!win->IsEnabled())
2205                     {
2206                         processed = TRUE;
2207                         break;
2208                     }
2209                     win = win->GetParent();
2210                     if (win && win->IsTopLevel())
2211                         break;
2212                 }
2213 #endif // __WXMICROWIN__
2214                 if (!processed)
2215                 {
2216                     if (message == WM_LBUTTONDOWN && AcceptsFocus())
2217                         SetFocus();
2218                      processed = HandleMouseEvent(message,
2219                                          GET_X_LPARAM(lParam),
2220                                          GET_Y_LPARAM(lParam),
2221                                                   wParam);
2222                 }
2223                 break;
2224          }
2225
2226 #ifdef __WXMICROWIN__
2227         case WM_NCLBUTTONDOWN:
2228         case WM_NCLBUTTONUP:
2229         case WM_NCLBUTTONDBLCLK:
2230         case WM_NCRBUTTONDOWN:
2231         case WM_NCRBUTTONUP:
2232         case WM_NCRBUTTONDBLCLK:
2233 #if 0
2234         case WM_NCMBUTTONDOWN:
2235         case WM_NCMBUTTONUP:
2236         case WM_NCMBUTTONDBLCLK:
2237 #endif
2238             {
2239                 // MicroWindows seems to ignore the fact that a window
2240                 // is disabled. So catch mouse events and throw them away if necessary.
2241                 processed = FALSE;
2242                 wxWindowMSW* win = this;
2243                 while (win)
2244                 {
2245                     if (!win->IsEnabled())
2246                     {
2247                         processed = TRUE;
2248                         break;
2249                     }
2250                     win = win->GetParent();
2251                     if (win && win->IsTopLevel())
2252                         break;
2253                 }
2254                 break;
2255             }
2256 #endif // __WXMICROWIN__
2257
2258 #ifdef MM_JOY1MOVE
2259         case MM_JOY1MOVE:
2260         case MM_JOY2MOVE:
2261         case MM_JOY1ZMOVE:
2262         case MM_JOY2ZMOVE:
2263         case MM_JOY1BUTTONDOWN:
2264         case MM_JOY2BUTTONDOWN:
2265         case MM_JOY1BUTTONUP:
2266         case MM_JOY2BUTTONUP:
2267             processed = HandleJoystickEvent(message,
2268                                             GET_X_LPARAM(lParam),
2269                                             GET_Y_LPARAM(lParam),
2270                                             wParam);
2271             break;
2272 #endif // __WXMICROWIN__
2273
2274         case WM_SYSCOMMAND:
2275             processed = HandleSysCommand(wParam, lParam);
2276             break;
2277
2278         case WM_COMMAND:
2279             {
2280                 WORD id, cmd;
2281                 WXHWND hwnd;
2282                 UnpackCommand(wParam, lParam, &id, &hwnd, &cmd);
2283
2284                 processed = HandleCommand(id, cmd, hwnd);
2285             }
2286             break;
2287
2288 #ifdef __WIN95__
2289         case WM_NOTIFY:
2290             processed = HandleNotify((int)wParam, lParam, &rc.result);
2291             break;
2292 #endif  // Win95
2293
2294             // for these messages we must return TRUE if process the message
2295 #ifdef WM_DRAWITEM
2296         case WM_DRAWITEM:
2297         case WM_MEASUREITEM:
2298             {
2299                 int idCtrl = (UINT)wParam;
2300                 if ( message == WM_DRAWITEM )
2301                 {
2302                     processed = MSWOnDrawItem(idCtrl,
2303                                               (WXDRAWITEMSTRUCT *)lParam);
2304                 }
2305                 else
2306                 {
2307                     processed = MSWOnMeasureItem(idCtrl,
2308                                                  (WXMEASUREITEMSTRUCT *)lParam);
2309                 }
2310
2311                 if ( processed )
2312                     rc.result = TRUE;
2313             }
2314             break;
2315 #endif // defined(WM_DRAWITEM)
2316
2317         case WM_GETDLGCODE:
2318             if ( m_lDlgCode )
2319             {
2320                 rc.result = m_lDlgCode;
2321                 processed = TRUE;
2322             }
2323             //else: get the dlg code from the DefWindowProc()
2324             break;
2325
2326         case WM_SYSKEYDOWN:
2327         case WM_KEYDOWN:
2328             // If this has been processed by an event handler,
2329             // return 0 now (we've handled it).
2330             if ( HandleKeyDown((WORD) wParam, lParam) )
2331             {
2332                 processed = TRUE;
2333
2334                 break;
2335             }
2336
2337             // we consider these message "not interesting" to OnChar
2338             if ( wParam == VK_SHIFT || wParam == VK_CONTROL )
2339             {
2340                 processed = TRUE;
2341
2342                 break;
2343             }
2344
2345             switch ( wParam )
2346             {
2347                 // avoid duplicate messages to OnChar for these ASCII keys: they
2348                 // will be translated by TranslateMessage() and received in WM_CHAR
2349                 case VK_ESCAPE:
2350                 case VK_SPACE:
2351                 case VK_RETURN:
2352                 case VK_BACK:
2353                 case VK_TAB:
2354                 case VK_ADD:
2355                 case VK_SUBTRACT:
2356                     // but set processed to FALSE, not TRUE to still pass them to
2357                     // the control's default window proc - otherwise built-in
2358                     // keyboard handling won't work
2359                     processed = FALSE;
2360
2361                     break;
2362
2363 #ifdef VK_APPS
2364                 // special case of VK_APPS: treat it the same as right mouse
2365                 // click because both usually pop up a context menu
2366                 case VK_APPS:
2367                     {
2368                         WPARAM flags;
2369                         int x, y;
2370
2371                         TranslateKbdEventToMouse(this, &x, &y, &flags);
2372                         processed = HandleMouseEvent(WM_RBUTTONDOWN, x, y, flags);
2373                     }
2374                     break;
2375 #endif // VK_APPS
2376
2377                 case VK_LEFT:
2378                 case VK_RIGHT:
2379                 case VK_DOWN:
2380                 case VK_UP:
2381                 default:
2382                     processed = HandleChar((WORD)wParam, lParam);
2383             }
2384             break;
2385
2386         case WM_SYSKEYUP:
2387         case WM_KEYUP:
2388 #ifdef VK_APPS
2389             // special case of VK_APPS: treat it the same as right mouse button
2390             if ( wParam == VK_APPS )
2391             {
2392                 WPARAM flags;
2393                 int x, y;
2394
2395                 TranslateKbdEventToMouse(this, &x, &y, &flags);
2396                 processed = HandleMouseEvent(WM_RBUTTONUP, x, y, flags);
2397             }
2398             else
2399 #endif // VK_APPS
2400             {
2401                 processed = HandleKeyUp((WORD) wParam, lParam);
2402             }
2403             break;
2404
2405         case WM_SYSCHAR:
2406         case WM_CHAR: // Always an ASCII character
2407             processed = HandleChar((WORD)wParam, lParam, TRUE);
2408             break;
2409
2410         case WM_HSCROLL:
2411         case WM_VSCROLL:
2412             {
2413                 WXWORD code, pos;
2414                 WXHWND hwnd;
2415                 UnpackScroll(wParam, lParam, &code, &pos, &hwnd);
2416
2417                 processed = MSWOnScroll(message == WM_HSCROLL ? wxHORIZONTAL
2418                                                               : wxVERTICAL,
2419                                         code, pos, hwnd);
2420             }
2421             break;
2422
2423         // CTLCOLOR messages are sent by children to query the parent for their
2424         // colors#ifndef __WXMICROWIN__
2425 #ifndef __WXMICROWIN__
2426 #ifdef __WIN32__
2427         case WM_CTLCOLORMSGBOX:
2428         case WM_CTLCOLOREDIT:
2429         case WM_CTLCOLORLISTBOX:
2430         case WM_CTLCOLORBTN:
2431         case WM_CTLCOLORDLG:
2432         case WM_CTLCOLORSCROLLBAR:
2433         case WM_CTLCOLORSTATIC:
2434 #else // Win16
2435         case WM_CTLCOLOR:
2436 #endif // Win32/16
2437             {
2438                 WXWORD nCtlColor;
2439                 WXHDC hdc;
2440                 WXHWND hwnd;
2441                 UnpackCtlColor(wParam, lParam, &nCtlColor, &hdc, &hwnd);
2442
2443                 processed = HandleCtlColor(&rc.hBrush,
2444                                            (WXHDC)hdc,
2445                                            (WXHWND)hwnd,
2446                                            nCtlColor,
2447                                            message,
2448                                            wParam,
2449                                            lParam);
2450             }
2451             break;
2452 #endif // !__WXMICROWIN__
2453
2454             // the return value for this message is ignored
2455         case WM_SYSCOLORCHANGE:
2456             processed = HandleSysColorChange();
2457             break;
2458
2459         case WM_PALETTECHANGED:
2460             processed = HandlePaletteChanged((WXHWND) (HWND) wParam);
2461             break;
2462
2463         case WM_QUERYNEWPALETTE:
2464             processed = HandleQueryNewPalette();
2465             break;
2466
2467         case WM_ERASEBKGND:
2468             processed = HandleEraseBkgnd((WXHDC)(HDC)wParam);
2469             if ( processed )
2470             {
2471                 // we processed the message, i.e. erased the background
2472                 rc.result = TRUE;
2473             }
2474             break;
2475
2476         case WM_DROPFILES:
2477             processed = HandleDropFiles(wParam);
2478             break;
2479
2480         case WM_INITDIALOG:
2481             processed = HandleInitDialog((WXHWND)(HWND)wParam);
2482
2483             if ( processed )
2484             {
2485                 // we never set focus from here
2486                 rc.result = FALSE;
2487             }
2488             break;
2489
2490         case WM_QUERYENDSESSION:
2491             processed = HandleQueryEndSession(lParam, &rc.allow);
2492             break;
2493
2494         case WM_ENDSESSION:
2495             processed = HandleEndSession(wParam != 0, lParam);
2496             break;
2497
2498         case WM_GETMINMAXINFO:
2499             processed = HandleGetMinMaxInfo((MINMAXINFO*)lParam);
2500             break;
2501
2502         case WM_SETCURSOR:
2503             processed = HandleSetCursor((WXHWND)(HWND)wParam,
2504                                         LOWORD(lParam),     // hit test
2505                                         HIWORD(lParam));    // mouse msg
2506
2507             if ( processed )
2508             {
2509                 // returning TRUE stops the DefWindowProc() from further
2510                 // processing this message - exactly what we need because we've
2511                 // just set the cursor.
2512                 rc.result = TRUE;
2513             }
2514             break;
2515
2516 #if defined(__WIN32__) && defined(WM_HELP)
2517         case WM_HELP:
2518             {
2519                 HELPINFO* info = (HELPINFO*) lParam;
2520                 // Don't yet process menu help events, just windows
2521                 if (info->iContextType == HELPINFO_WINDOW)
2522                 {
2523                     wxWindowMSW* subjectOfHelp = this;
2524                     bool eventProcessed = FALSE;
2525                     while (subjectOfHelp && !eventProcessed)
2526                     {
2527                         wxHelpEvent helpEvent(wxEVT_HELP,
2528                                               subjectOfHelp->GetId(),
2529                                               wxPoint(info->MousePos.x,
2530                                               info->MousePos.y) );
2531                         helpEvent.SetEventObject(this);
2532                         eventProcessed =
2533                             GetEventHandler()->ProcessEvent(helpEvent);
2534
2535                         // Go up the window hierarchy until the event is
2536                         // handled (or not)
2537                         subjectOfHelp = subjectOfHelp->GetParent();
2538                     }
2539
2540                     processed = eventProcessed;
2541                 }
2542                 else if (info->iContextType == HELPINFO_MENUITEM)
2543                 {
2544                     wxHelpEvent helpEvent(wxEVT_HELP, info->iCtrlId);
2545                     helpEvent.SetEventObject(this);
2546                     processed = GetEventHandler()->ProcessEvent(helpEvent);
2547
2548                 }
2549                 //else: processed is already FALSE
2550             }
2551             break;
2552
2553         case WM_CONTEXTMENU:
2554             {
2555                 // we don't convert from screen to client coordinates as
2556                 // the event may be handled by a parent window
2557                 wxPoint pt(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam));
2558
2559                 wxContextMenuEvent evtCtx(wxEVT_CONTEXT_MENU, GetId(), pt);
2560                 processed = GetEventHandler()->ProcessEvent(evtCtx);
2561             }
2562             break;
2563 #endif // __WIN32__
2564
2565 #ifdef __WXUNIVERSAL__
2566         case WM_NCHITTEST:
2567             // we shouldn't allow the windows which don't want to get focus to
2568             // get it
2569             if ( !AcceptsFocus() )
2570             {
2571                 rc.result = HTTRANSPARENT;
2572                 processed = TRUE;
2573             }
2574             break;
2575 #endif // __WXUNIVERSAL__
2576     }
2577
2578     if ( !processed )
2579     {
2580 #ifdef __WXDEBUG__
2581         wxLogTrace(wxTraceMessages, wxT("Forwarding %s to DefWindowProc."),
2582                    wxGetMessageName(message));
2583 #endif // __WXDEBUG__
2584         rc.result = MSWDefWindowProc(message, wParam, lParam);
2585     }
2586
2587     return rc.result;
2588 }
2589
2590 // ----------------------------------------------------------------------------
2591 // wxWindow <-> HWND map
2592 // ----------------------------------------------------------------------------
2593
2594 wxList *wxWinHandleList = NULL;
2595
2596 wxWindow *wxFindWinFromHandle(WXHWND hWnd)
2597 {
2598     wxNode *node = wxWinHandleList->Find((long)hWnd);
2599     if ( !node )
2600         return NULL;
2601     return (wxWindow *)node->Data();
2602 }
2603
2604 void wxAssociateWinWithHandle(HWND hWnd, wxWindowMSW *win)
2605 {
2606     // adding NULL hWnd is (first) surely a result of an error and
2607     // (secondly) breaks menu command processing
2608     wxCHECK_RET( hWnd != (HWND)NULL,
2609                  wxT("attempt to add a NULL hWnd to window list ignored") );
2610
2611     wxWindow *oldWin = wxFindWinFromHandle((WXHWND) hWnd);
2612 #ifdef __WXDEBUG__
2613     if ( oldWin && (oldWin != win) )
2614     {
2615         wxLogDebug(wxT("HWND %X already associated with another window (%s)"),
2616                    hWnd, win->GetClassInfo()->GetClassName());
2617     }
2618     else
2619 #endif // __WXDEBUG__
2620     if (!oldWin)
2621     {
2622         wxWinHandleList->Append((long)hWnd, win);
2623     }
2624 }
2625
2626 void wxRemoveHandleAssociation(wxWindowMSW *win)
2627 {
2628     wxWinHandleList->DeleteObject(win);
2629 }
2630
2631 // ----------------------------------------------------------------------------
2632 // various MSW speciic class dependent functions
2633 // ----------------------------------------------------------------------------
2634
2635 // Default destroyer - override if you destroy it in some other way
2636 // (e.g. with MDI child windows)
2637 void wxWindowMSW::MSWDestroyWindow()
2638 {
2639 }
2640
2641 void wxWindowMSW::MSWDetachWindowMenu()
2642 {
2643 #ifndef __WXUNIVERSAL__
2644     if ( m_hMenu )
2645     {
2646         wxChar buf[1024];
2647         HMENU hMenu = (HMENU)m_hMenu;
2648
2649         int N = ::GetMenuItemCount(hMenu);
2650         for ( int i = 0; i < N; i++ )
2651         {
2652             if ( !::GetMenuString(hMenu, i, buf, WXSIZEOF(buf), MF_BYPOSITION) )
2653             {
2654                 wxLogLastError(wxT("GetMenuString"));
2655
2656                 continue;
2657             }
2658
2659             if ( wxStrcmp(buf, _("&Window")) == 0 )
2660             {
2661                 if ( !::RemoveMenu(hMenu, i, MF_BYPOSITION) )
2662                 {
2663                     wxLogLastError(wxT("RemoveMenu"));
2664                 }
2665
2666                 break;
2667             }
2668         }
2669     }
2670 #endif // __WXUNIVERSAL__
2671 }
2672
2673 bool wxWindowMSW::MSWGetCreateWindowCoords(const wxPoint& pos,
2674                                            const wxSize& size,
2675                                            int& x, int& y,
2676                                            int& w, int& h) const
2677 {
2678     bool nonDefault = FALSE;
2679
2680     if ( pos.x == -1 )
2681     {
2682         // if set x to CW_USEDEFAULT, y parameter is ignored anyhow so we can
2683         // just as well set it to CW_USEDEFAULT as well
2684         x =
2685         y = CW_USEDEFAULT;
2686     }
2687     else
2688     {
2689         x = pos.x;
2690         y = pos.y == -1 ? CW_USEDEFAULT : pos.y;
2691
2692         nonDefault = TRUE;
2693     }
2694
2695     if ( size.x == -1 || size.y == -1 )
2696     {
2697         // Find parent's size, if it exists, to set up a possible default panel
2698         // size the size of the parent window
2699         wxWindow *parent = GetParent();
2700         if ( parent )
2701         {
2702             RECT rectParent;
2703             ::GetClientRect(GetHwndOf(parent), &rectParent);
2704
2705             w = size.x == -1 ? rectParent.right - rectParent.left : size.x;
2706             h = size.y == -1 ? rectParent.bottom - rectParent.top : size.y;
2707         }
2708         else
2709         {
2710             w =
2711             h = CW_USEDEFAULT;
2712         }
2713     }
2714     else
2715     {
2716         w = size.x;
2717         h = size.y;
2718
2719         nonDefault = TRUE;
2720     }
2721
2722     return nonDefault;
2723 }
2724
2725 bool wxWindowMSW::MSWCreate(const wxChar *wclass,
2726                             const wxChar *title,
2727                             const wxPoint& pos,
2728                             const wxSize& size,
2729                             WXDWORD style,
2730                             WXDWORD extendedStyle)
2731 {
2732     // choose the position/size for the new window
2733     int x, y, w, h;
2734     (void)MSWGetCreateWindowCoords(pos, size, x, y, w, h);
2735
2736     // find the correct parent HWND
2737     wxWindow *parent = GetParent();
2738     bool isChild = (style & WS_CHILD) != 0;
2739     HWND hParent;
2740     if ( GetWindowStyleFlag() & wxPOPUP_WINDOW )
2741     {
2742         // popup windows should have desktop as parent because they shouldn't
2743         // be limited to the parents client area as child windows usually are
2744         hParent = ::GetDesktopWindow();
2745     }
2746     else // !popup
2747     {
2748         if ( (isChild || (style & WS_POPUPWINDOW)) && parent )
2749         {
2750             // this is either a normal child window or a top level window with
2751             // wxFRAME_TOOL_WINDOW style (see below)
2752             hParent = GetHwndOf(parent);
2753         }
2754         else
2755         {
2756             // this is either a window for which no parent was specified (not
2757             // much we can do then) or a frame without wxFRAME_TOOL_WINDOW
2758             // style: we should use NULL parent HWND for it or it would be
2759             // always on top of its parent which is not what we usually want
2760             // (in fact, we only want it for frames with the special
2761             // wxFRAME_TOOL_WINDOW style translated into WS_POPUPWINDOW we test
2762             // against above)
2763             hParent = NULL;
2764         }
2765
2766     }
2767
2768     // controlId is menu handle for the top level windows, so set it to 0
2769     // unless we're creating a child window
2770     int controlId;
2771     if ( isChild )
2772     {
2773         controlId = GetId();
2774
2775         if ( GetWindowStyleFlag() & wxCLIP_SIBLINGS )
2776         {
2777             style |= WS_CLIPSIBLINGS;
2778         }
2779     }
2780     else // !child
2781     {
2782         controlId = 0;
2783     }
2784
2785     // for each class "Foo" we have we also have "FooNR" ("no repaint") class
2786     // which is the same but without CS_[HV]REDRAW class styles so using it
2787     // ensures that the window is not fully repainted on each resize
2788     wxString className(wclass);
2789     if ( GetWindowStyleFlag() & wxNO_FULL_REPAINT_ON_RESIZE )
2790     {
2791         className += wxT("NR");
2792     }
2793
2794     // do create the window
2795     wxWindowCreationHook hook(this);
2796
2797     m_hWnd = (WXHWND)::CreateWindowEx
2798              (
2799                 extendedStyle,
2800                 className,
2801                 title ? title : wxT(""),
2802                 style,
2803                 x, y, w, h,
2804                 hParent,
2805                 (HMENU)controlId,
2806                 wxGetInstance(),
2807                 NULL                        // no extra data
2808              );
2809
2810     if ( !m_hWnd )
2811     {
2812         wxLogSysError(_("Can't create window of class %s"), wclass);
2813
2814         return FALSE;
2815     }
2816
2817     SubclassWin(m_hWnd);
2818
2819     SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
2820
2821     return TRUE;
2822 }
2823
2824 // ===========================================================================
2825 // MSW message handlers
2826 // ===========================================================================
2827
2828 // ---------------------------------------------------------------------------
2829 // WM_NOTIFY
2830 // ---------------------------------------------------------------------------
2831
2832 #ifdef __WIN95__
2833 // FIXME: VZ: I'm not sure at all that the order of processing is correct
2834 bool wxWindowMSW::HandleNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
2835 {
2836 #ifndef __WXMICROWIN__
2837     LPNMHDR hdr = (LPNMHDR)lParam;
2838     HWND hWnd = hdr->hwndFrom;
2839     wxWindow *win = wxFindWinFromHandle((WXHWND)hWnd);
2840
2841     // is this one of our windows?
2842     if ( win )
2843     {
2844         return win->MSWOnNotify(idCtrl, lParam, result);
2845     }
2846
2847     // try all our children
2848     wxWindowList::Node *node = GetChildren().GetFirst();
2849     while ( node )
2850     {
2851         wxWindow *child = node->GetData();
2852         if ( child->MSWOnNotify(idCtrl, lParam, result) )
2853         {
2854             return TRUE;
2855         }
2856
2857         node = node->GetNext();
2858     }
2859
2860     // finally try this window too (catches toolbar case)
2861     return MSWOnNotify(idCtrl, lParam, result);
2862 #else // __WXMICROWIN__
2863     return FALSE;
2864 #endif
2865 }
2866
2867 bool wxWindowMSW::MSWOnNotify(int WXUNUSED(idCtrl),
2868                            WXLPARAM lParam,
2869                            WXLPARAM* WXUNUSED(result))
2870 {
2871 #if wxUSE_TOOLTIPS
2872     NMHDR* hdr = (NMHDR *)lParam;
2873     if ( (int)hdr->code == TTN_NEEDTEXT && m_tooltip )
2874     {
2875         TOOLTIPTEXT *ttt = (TOOLTIPTEXT *)lParam;
2876         ttt->lpszText = (wxChar *)m_tooltip->GetTip().c_str();
2877
2878         // processed
2879         return TRUE;
2880     }
2881 #endif // wxUSE_TOOLTIPS
2882
2883     return FALSE;
2884 }
2885 #endif // __WIN95__
2886
2887 // ---------------------------------------------------------------------------
2888 // end session messages
2889 // ---------------------------------------------------------------------------
2890
2891 bool wxWindowMSW::HandleQueryEndSession(long logOff, bool *mayEnd)
2892 {
2893     wxCloseEvent event(wxEVT_QUERY_END_SESSION, -1);
2894     event.SetEventObject(wxTheApp);
2895     event.SetCanVeto(TRUE);
2896     event.SetLoggingOff(logOff == (long)ENDSESSION_LOGOFF);
2897
2898     bool rc = wxTheApp->ProcessEvent(event);
2899
2900     if ( rc )
2901     {
2902         // we may end only if the app didn't veto session closing (double
2903         // negation...)
2904         *mayEnd = !event.GetVeto();
2905     }
2906
2907     return rc;
2908 }
2909
2910 bool wxWindowMSW::HandleEndSession(bool endSession, long logOff)
2911 {
2912     // do nothing if the session isn't ending
2913     if ( !endSession )
2914         return FALSE;
2915
2916     // only send once
2917     if ( (this != wxTheApp->GetTopWindow()) )
2918         return FALSE;
2919
2920     wxCloseEvent event(wxEVT_END_SESSION, -1);
2921     event.SetEventObject(wxTheApp);
2922     event.SetCanVeto(FALSE);
2923     event.SetLoggingOff( (logOff == (long)ENDSESSION_LOGOFF) );
2924
2925     return wxTheApp->ProcessEvent(event);
2926 }
2927
2928 // ---------------------------------------------------------------------------
2929 // window creation/destruction
2930 // ---------------------------------------------------------------------------
2931
2932 bool wxWindowMSW::HandleCreate(WXLPCREATESTRUCT WXUNUSED(cs), bool *mayCreate)
2933 {
2934     // TODO: should generate this event from WM_NCCREATE
2935     wxWindowCreateEvent event((wxWindow *)this);
2936     (void)GetEventHandler()->ProcessEvent(event);
2937
2938     *mayCreate = TRUE;
2939
2940     return TRUE;
2941 }
2942
2943 bool wxWindowMSW::HandleDestroy()
2944 {
2945     wxWindowDestroyEvent event((wxWindow *)this);
2946     (void)GetEventHandler()->ProcessEvent(event);
2947
2948     // delete our drop target if we've got one
2949 #if wxUSE_DRAG_AND_DROP
2950     if ( m_dropTarget != NULL )
2951     {
2952         m_dropTarget->Revoke(m_hWnd);
2953
2954         delete m_dropTarget;
2955         m_dropTarget = NULL;
2956     }
2957 #endif // wxUSE_DRAG_AND_DROP
2958
2959     // WM_DESTROY handled
2960     return TRUE;
2961 }
2962
2963 // ---------------------------------------------------------------------------
2964 // activation/focus
2965 // ---------------------------------------------------------------------------
2966
2967 bool wxWindowMSW::HandleActivate(int state,
2968                               bool WXUNUSED(minimized),
2969                               WXHWND WXUNUSED(activate))
2970 {
2971     wxActivateEvent event(wxEVT_ACTIVATE,
2972                           (state == WA_ACTIVE) || (state == WA_CLICKACTIVE),
2973                           m_windowId);
2974     event.SetEventObject(this);
2975
2976     return GetEventHandler()->ProcessEvent(event);
2977 }
2978
2979 bool wxWindowMSW::HandleSetFocus(WXHWND hwnd)
2980 {
2981     // notify the parent keeping track of focus for the kbd navigation
2982     // purposes that we got it
2983     wxChildFocusEvent eventFocus((wxWindow *)this);
2984     (void)GetEventHandler()->ProcessEvent(eventFocus);
2985
2986 #if wxUSE_CARET
2987     // Deal with caret
2988     if ( m_caret )
2989     {
2990         m_caret->OnSetFocus();
2991     }
2992 #endif // wxUSE_CARET
2993
2994 #if wxUSE_TEXTCTRL
2995     // If it's a wxTextCtrl don't send the event as it will be done
2996     // after the control gets to process it from EN_FOCUS handler
2997     if ( wxDynamicCastThis(wxTextCtrl) )
2998     {
2999         return FALSE;
3000     }
3001 #endif // wxUSE_TEXTCTRL
3002
3003     wxFocusEvent event(wxEVT_SET_FOCUS, m_windowId);
3004     event.SetEventObject(this);
3005
3006     // wxFindWinFromHandle() may return NULL, it is ok
3007     event.SetWindow(wxFindWinFromHandle(hwnd));
3008
3009     return GetEventHandler()->ProcessEvent(event);
3010 }
3011
3012 bool wxWindowMSW::HandleKillFocus(WXHWND hwnd)
3013 {
3014 #if wxUSE_CARET
3015     // Deal with caret
3016     if ( m_caret )
3017     {
3018         m_caret->OnKillFocus();
3019     }
3020 #endif // wxUSE_CARET
3021
3022 #if wxUSE_TEXTCTRL
3023     // If it's a wxTextCtrl don't send the event as it will be done
3024     // after the control gets to process it.
3025     wxTextCtrl *ctrl = wxDynamicCastThis(wxTextCtrl);
3026     if ( ctrl )
3027     {
3028         return FALSE;
3029     }
3030 #endif
3031
3032     wxFocusEvent event(wxEVT_KILL_FOCUS, m_windowId);
3033     event.SetEventObject(this);
3034
3035     // wxFindWinFromHandle() may return NULL, it is ok
3036     event.SetWindow(wxFindWinFromHandle(hwnd));
3037
3038     return GetEventHandler()->ProcessEvent(event);
3039 }
3040
3041 // ---------------------------------------------------------------------------
3042 // miscellaneous
3043 // ---------------------------------------------------------------------------
3044
3045 bool wxWindowMSW::HandleShow(bool show, int WXUNUSED(status))
3046 {
3047     wxShowEvent event(GetId(), show);
3048     event.m_eventObject = this;
3049
3050     return GetEventHandler()->ProcessEvent(event);
3051 }
3052
3053 bool wxWindowMSW::HandleInitDialog(WXHWND WXUNUSED(hWndFocus))
3054 {
3055     wxInitDialogEvent event(GetId());
3056     event.m_eventObject = this;
3057
3058     return GetEventHandler()->ProcessEvent(event);
3059 }
3060
3061 bool wxWindowMSW::HandleDropFiles(WXWPARAM wParam)
3062 {
3063 #ifndef __WXMICROWIN__
3064     HDROP hFilesInfo = (HDROP) wParam;
3065     POINT dropPoint;
3066     DragQueryPoint(hFilesInfo, (LPPOINT) &dropPoint);
3067
3068     // Get the total number of files dropped
3069     WORD gwFilesDropped = (WORD)::DragQueryFile
3070                             (
3071                                 (HDROP)hFilesInfo,
3072                                 (UINT)-1,
3073                                 (LPTSTR)0,
3074                                 (UINT)0
3075                             );
3076
3077     wxString *files = new wxString[gwFilesDropped];
3078     int wIndex;
3079     for (wIndex=0; wIndex < (int)gwFilesDropped; wIndex++)
3080     {
3081         DragQueryFile (hFilesInfo, wIndex, (LPTSTR) wxBuffer, 1000);
3082         files[wIndex] = wxBuffer;
3083     }
3084     DragFinish (hFilesInfo);
3085
3086     wxDropFilesEvent event(wxEVT_DROP_FILES, gwFilesDropped, files);
3087     event.m_eventObject = this;
3088     event.m_pos.x = dropPoint.x;
3089     event.m_pos.y = dropPoint.y;
3090
3091     bool rc = GetEventHandler()->ProcessEvent(event);
3092
3093     delete[] files;
3094
3095     return rc;
3096 #else // __WXMICROWIN__
3097     return FALSE;
3098 #endif
3099 }
3100
3101 bool wxWindowMSW::HandleSetCursor(WXHWND WXUNUSED(hWnd),
3102                                   short nHitTest,
3103                                   int WXUNUSED(mouseMsg))
3104 {
3105 #ifndef __WXMICROWIN__
3106     // the logic is as follows:
3107     // -1. don't set cursor for non client area, including but not limited to
3108     //     the title bar, scrollbars, &c
3109     //  0. allow the user to override default behaviour by using EVT_SET_CURSOR
3110     //  1. if we have the cursor set it unless wxIsBusy()
3111     //  2. if we're a top level window, set some cursor anyhow
3112     //  3. if wxIsBusy(), set the busy cursor, otherwise the global one
3113
3114     if ( nHitTest != HTCLIENT )
3115     {
3116         return FALSE;
3117     }
3118
3119     HCURSOR hcursor = 0;
3120
3121     // first ask the user code - it may wish to set the cursor in some very
3122     // specific way (for example, depending on the current position)
3123     POINT pt;
3124 #ifdef __WIN32__
3125     if ( !::GetCursorPos(&pt) )
3126     {
3127         wxLogLastError(wxT("GetCursorPos"));
3128     }
3129 #else
3130     // In WIN16 it doesn't return a value.
3131     ::GetCursorPos(&pt);
3132 #endif
3133
3134     int x = pt.x,
3135         y = pt.y;
3136     ScreenToClient(&x, &y);
3137     wxSetCursorEvent event(x, y);
3138
3139     bool processedEvtSetCursor = GetEventHandler()->ProcessEvent(event);
3140     if ( processedEvtSetCursor && event.HasCursor() )
3141     {
3142         hcursor = GetHcursorOf(event.GetCursor());
3143     }
3144
3145     if ( !hcursor )
3146     {
3147         bool isBusy = wxIsBusy();
3148
3149         // the test for processedEvtSetCursor is here to prevent using m_cursor
3150         // if the user code caught EVT_SET_CURSOR() and returned nothing from
3151         // it - this is a way to say that our cursor shouldn't be used for this
3152         // point
3153         if ( !processedEvtSetCursor && m_cursor.Ok() )
3154         {
3155             hcursor = GetHcursorOf(m_cursor);
3156         }
3157
3158         if ( !GetParent() )
3159         {
3160             if ( isBusy )
3161             {
3162                 hcursor = wxGetCurrentBusyCursor();
3163             }
3164             else if ( !hcursor )
3165             {
3166                 const wxCursor *cursor = wxGetGlobalCursor();
3167                 if ( cursor && cursor->Ok() )
3168                 {
3169                     hcursor = GetHcursorOf(*cursor);
3170                 }
3171             }
3172         }
3173     }
3174
3175     if ( hcursor )
3176     {
3177         ::SetCursor(hcursor);
3178
3179         // cursor set, stop here
3180         return TRUE;
3181     }
3182 #endif // __WXMICROWIN__
3183
3184     // pass up the window chain
3185     return FALSE;
3186 }
3187
3188 // ---------------------------------------------------------------------------
3189 // owner drawn stuff
3190 // ---------------------------------------------------------------------------
3191
3192 bool wxWindowMSW::MSWOnDrawItem(int id, WXDRAWITEMSTRUCT *itemStruct)
3193 {
3194 #if wxUSE_OWNER_DRAWN
3195
3196 #if wxUSE_MENUS_NATIVE
3197     // is it a menu item?
3198     DRAWITEMSTRUCT *pDrawStruct = (DRAWITEMSTRUCT *)itemStruct;
3199     if ( id == 0 && pDrawStruct->CtlType == ODT_MENU )
3200     {
3201         wxMenuItem *pMenuItem = (wxMenuItem *)(pDrawStruct->itemData);
3202
3203         wxCHECK( pMenuItem->IsKindOf(CLASSINFO(wxMenuItem)), FALSE );
3204
3205         // prepare to call OnDrawItem(): notice using of wxDCTemp to prevent
3206         // the DC from being released
3207         wxDCTemp dc((WXHDC)pDrawStruct->hDC);
3208         wxRect rect(pDrawStruct->rcItem.left, pDrawStruct->rcItem.top,
3209                     pDrawStruct->rcItem.right - pDrawStruct->rcItem.left,
3210                     pDrawStruct->rcItem.bottom - pDrawStruct->rcItem.top);
3211
3212         return pMenuItem->OnDrawItem
3213                (
3214                 dc,
3215                 rect,
3216                 (wxOwnerDrawn::wxODAction)pDrawStruct->itemAction,
3217                 (wxOwnerDrawn::wxODStatus)pDrawStruct->itemState
3218                );
3219     }
3220 #endif // wxUSE_MENUS_NATIVE
3221
3222 #if wxUSE_CONTROLS
3223     wxWindow *item = FindItem(id);
3224     if ( item && item->IsKindOf(CLASSINFO(wxControl)) )
3225     {
3226         return ((wxControl *)item)->MSWOnDraw(itemStruct);
3227     }
3228 #endif // wxUSE_CONTROLS
3229
3230 #endif // USE_OWNER_DRAWN
3231
3232     return FALSE;
3233 }
3234
3235 bool wxWindowMSW::MSWOnMeasureItem(int id, WXMEASUREITEMSTRUCT *itemStruct)
3236 {
3237 #if wxUSE_OWNER_DRAWN
3238     // is it a menu item?
3239     MEASUREITEMSTRUCT *pMeasureStruct = (MEASUREITEMSTRUCT *)itemStruct;
3240     if ( id == 0 && pMeasureStruct->CtlType == ODT_MENU )
3241     {
3242         wxMenuItem *pMenuItem = (wxMenuItem *)(pMeasureStruct->itemData);
3243
3244         wxCHECK( pMenuItem->IsKindOf(CLASSINFO(wxMenuItem)), FALSE );
3245
3246         return pMenuItem->OnMeasureItem(&pMeasureStruct->itemWidth,
3247                                         &pMeasureStruct->itemHeight);
3248     }
3249
3250     wxWindow *item = FindItem(id);
3251     if ( item && item->IsKindOf(CLASSINFO(wxControl)) )
3252     {
3253         return ((wxControl *)item)->MSWOnMeasure(itemStruct);
3254     }
3255 #endif  // owner-drawn menus
3256     return FALSE;
3257 }
3258
3259 // ---------------------------------------------------------------------------
3260 // colours and palettes
3261 // ---------------------------------------------------------------------------
3262
3263 bool wxWindowMSW::HandleSysColorChange()
3264 {
3265     wxSysColourChangedEvent event;
3266     event.SetEventObject(this);
3267
3268     return GetEventHandler()->ProcessEvent(event);
3269 }
3270
3271 bool wxWindowMSW::HandleCtlColor(WXHBRUSH *brush,
3272                               WXHDC pDC,
3273                               WXHWND pWnd,
3274                               WXUINT nCtlColor,
3275                               WXUINT message,
3276                               WXWPARAM wParam,
3277                               WXLPARAM lParam)
3278 {
3279 #ifndef __WXMICROWIN__
3280     WXHBRUSH hBrush = 0;
3281
3282     if ( nCtlColor == CTLCOLOR_DLG )
3283     {
3284         hBrush = OnCtlColor(pDC, pWnd, nCtlColor, message, wParam, lParam);
3285     }
3286 #if wxUSE_CONTROLS
3287     else
3288     {
3289         wxControl *item = (wxControl *)FindItemByHWND(pWnd, TRUE);
3290         if ( item )
3291             hBrush = item->OnCtlColor(pDC, pWnd, nCtlColor, message, wParam, lParam);
3292     }
3293 #endif // wxUSE_CONTROLS
3294
3295     if ( hBrush )
3296         *brush = hBrush;
3297
3298     return hBrush != 0;
3299 #else // __WXMICROWIN__
3300     return FALSE;
3301 #endif
3302 }
3303
3304 // Define for each class of dialog and control
3305 WXHBRUSH wxWindowMSW::OnCtlColor(WXHDC WXUNUSED(hDC),
3306                                  WXHWND WXUNUSED(hWnd),
3307                                  WXUINT WXUNUSED(nCtlColor),
3308                                  WXUINT WXUNUSED(message),
3309                                  WXWPARAM WXUNUSED(wParam),
3310                                  WXLPARAM WXUNUSED(lParam))
3311 {
3312     return (WXHBRUSH)0;
3313 }
3314
3315 bool wxWindowMSW::HandlePaletteChanged(WXHWND hWndPalChange)
3316 {
3317     wxPaletteChangedEvent event(GetId());
3318     event.SetEventObject(this);
3319     event.SetChangedWindow(wxFindWinFromHandle(hWndPalChange));
3320
3321     return GetEventHandler()->ProcessEvent(event);
3322 }
3323
3324 bool wxWindowMSW::HandleQueryNewPalette()
3325 {
3326     wxQueryNewPaletteEvent event(GetId());
3327     event.SetEventObject(this);
3328
3329     return GetEventHandler()->ProcessEvent(event) && event.GetPaletteRealized();
3330 }
3331
3332 // Responds to colour changes: passes event on to children.
3333 void wxWindowMSW::OnSysColourChanged(wxSysColourChangedEvent& event)
3334 {
3335     wxNode *node = GetChildren().First();
3336     while ( node )
3337     {
3338         // Only propagate to non-top-level windows
3339         wxWindow *win = (wxWindow *)node->Data();
3340         if ( win->GetParent() )
3341         {
3342             wxSysColourChangedEvent event2;
3343             event.m_eventObject = win;
3344             win->GetEventHandler()->ProcessEvent(event2);
3345         }
3346
3347         node = node->Next();
3348     }
3349 }
3350
3351 // ---------------------------------------------------------------------------
3352 // painting
3353 // ---------------------------------------------------------------------------
3354
3355 bool wxWindowMSW::HandlePaint()
3356 {
3357 #ifdef __WIN32__
3358     HRGN hRegion = ::CreateRectRgn(0, 0, 0, 0); // Dummy call to get a handle
3359     if ( !hRegion )
3360         wxLogLastError(wxT("CreateRectRgn"));
3361     if ( ::GetUpdateRgn(GetHwnd(), hRegion, FALSE) == ERROR )
3362         wxLogLastError(wxT("GetUpdateRgn"));
3363
3364     m_updateRegion = wxRegion((WXHRGN) hRegion);
3365 #else // Win16
3366     RECT updateRect;
3367     ::GetUpdateRect(GetHwnd(), &updateRect, FALSE);
3368
3369     m_updateRegion = wxRegion(updateRect.left, updateRect.top,
3370                               updateRect.right - updateRect.left,
3371                               updateRect.bottom - updateRect.top);
3372 #endif // Win32/16
3373
3374     wxPaintEvent event(m_windowId);
3375     event.SetEventObject(this);
3376
3377     bool processed = GetEventHandler()->ProcessEvent(event);
3378
3379     // note that we must generate NC event after the normal one as otherwise
3380     // BeginPaint() will happily overwrite our decorations with the background
3381     // colour
3382     wxNcPaintEvent eventNc(m_windowId);
3383     eventNc.SetEventObject(this);
3384     GetEventHandler()->ProcessEvent(eventNc);
3385
3386     return processed;
3387 }
3388
3389 // Can be called from an application's OnPaint handler
3390 void wxWindowMSW::OnPaint(wxPaintEvent& event)
3391 {
3392 #ifdef __WXUNIVERSAL__
3393     event.Skip();
3394 #else
3395     HDC hDC = (HDC) wxPaintDC::FindDCInCache((wxWindow*) event.GetEventObject());
3396     if (hDC != 0)
3397     {
3398         MSWDefWindowProc(WM_PAINT, (WPARAM) hDC, 0);
3399     }
3400 #endif
3401 }
3402
3403 bool wxWindowMSW::HandleEraseBkgnd(WXHDC hdc)
3404 {
3405     // Prevents flicker when dragging
3406     if ( ::IsIconic(GetHwnd()) )
3407         return TRUE;
3408
3409     wxDCTemp dc(hdc);
3410
3411     dc.SetHDC(hdc);
3412     dc.SetWindow((wxWindow *)this);
3413     dc.BeginDrawing();
3414
3415     wxEraseEvent event(m_windowId, &dc);
3416     event.SetEventObject(this);
3417     bool rc = GetEventHandler()->ProcessEvent(event);
3418
3419     dc.EndDrawing();
3420
3421     // must be called manually as ~wxDC doesn't do anything for wxDCTemp
3422     dc.SelectOldObjects(hdc);
3423
3424     return rc;
3425 }
3426
3427 void wxWindowMSW::OnEraseBackground(wxEraseEvent& event)
3428 {
3429     RECT rect;
3430     ::GetClientRect(GetHwnd(), &rect);
3431
3432     COLORREF ref = PALETTERGB(m_backgroundColour.Red(),
3433                               m_backgroundColour.Green(),
3434                               m_backgroundColour.Blue());
3435     HBRUSH hBrush = ::CreateSolidBrush(ref);
3436     if ( !hBrush )
3437         wxLogLastError(wxT("CreateSolidBrush"));
3438
3439     HDC hdc = (HDC)event.GetDC()->GetHDC();
3440
3441     int mode = ::SetMapMode(hdc, MM_TEXT);
3442
3443     ::FillRect(hdc, &rect, hBrush);
3444     ::DeleteObject(hBrush);
3445     ::SetMapMode(hdc, mode);
3446 }
3447
3448 // ---------------------------------------------------------------------------
3449 // moving and resizing
3450 // ---------------------------------------------------------------------------
3451
3452 bool wxWindowMSW::HandleMinimize()
3453 {
3454     wxIconizeEvent event(m_windowId);
3455     event.SetEventObject(this);
3456
3457     return GetEventHandler()->ProcessEvent(event);
3458 }
3459
3460 bool wxWindowMSW::HandleMaximize()
3461 {
3462     wxMaximizeEvent event(m_windowId);
3463     event.SetEventObject(this);
3464
3465     return GetEventHandler()->ProcessEvent(event);
3466 }
3467
3468 bool wxWindowMSW::HandleMove(int x, int y)
3469 {
3470     wxMoveEvent event(wxPoint(x, y), m_windowId);
3471     event.SetEventObject(this);
3472
3473     return GetEventHandler()->ProcessEvent(event);
3474 }
3475
3476 bool wxWindowMSW::HandleSize(int w, int h, WXUINT WXUNUSED(flag))
3477 {
3478     wxSizeEvent event(wxSize(w, h), m_windowId);
3479     event.SetEventObject(this);
3480
3481     return GetEventHandler()->ProcessEvent(event);
3482 }
3483
3484 bool wxWindowMSW::HandleGetMinMaxInfo(void *mmInfo)
3485 {
3486     MINMAXINFO *info = (MINMAXINFO *)mmInfo;
3487
3488     bool rc = FALSE;
3489
3490     if ( m_minWidth != -1 )
3491     {
3492         info->ptMinTrackSize.x = m_minWidth;
3493         rc = TRUE;
3494     }
3495
3496     if ( m_minHeight != -1 )
3497     {
3498         info->ptMinTrackSize.y = m_minHeight;
3499         rc = TRUE;
3500     }
3501
3502     if ( m_maxWidth != -1 )
3503     {
3504         info->ptMaxTrackSize.x = m_maxWidth;
3505         rc = TRUE;
3506     }
3507
3508     if ( m_maxHeight != -1 )
3509     {
3510         info->ptMaxTrackSize.y = m_maxHeight;
3511         rc = TRUE;
3512     }
3513
3514     return rc;
3515 }
3516
3517 // ---------------------------------------------------------------------------
3518 // command messages
3519 // ---------------------------------------------------------------------------
3520
3521 bool wxWindowMSW::HandleCommand(WXWORD id, WXWORD cmd, WXHWND control)
3522 {
3523 #if wxUSE_MENUS_NATIVE
3524     if ( wxCurrentPopupMenu )
3525     {
3526         wxMenu *popupMenu = wxCurrentPopupMenu;
3527         wxCurrentPopupMenu = NULL;
3528
3529         return popupMenu->MSWCommand(cmd, id);
3530     }
3531 #endif // wxUSE_MENUS_NATIVE
3532
3533     wxWindow *win = (wxWindow*) NULL;
3534     if ( cmd == 0 || cmd == 1 ) // menu or accel - use id
3535     {
3536         // must cast to a signed type before comparing with other ids!
3537         win = FindItem((signed short)id);
3538     }
3539
3540     if (!win && control)
3541     {
3542         // find it from HWND - this works even with the broken programs using
3543         // the same ids for different controls
3544         win = wxFindWinFromHandle(control);
3545     }
3546
3547     if ( win )
3548     {
3549         return win->MSWCommand(cmd, id);
3550     }
3551
3552     // the messages sent from the in-place edit control used by the treectrl
3553     // for label editing have id == 0, but they should _not_ be treated as menu
3554     // messages (they are EN_XXX ones, in fact) so don't translate anything
3555     // coming from a control to wxEVT_COMMAND_MENU_SELECTED
3556     if ( !control )
3557     {
3558         // If no child window, it may be an accelerator, e.g. for a popup menu
3559         // command
3560
3561         wxCommandEvent event(wxEVT_COMMAND_MENU_SELECTED);
3562         event.SetEventObject(this);
3563         event.SetId(id);
3564         event.SetInt(id);
3565
3566         return GetEventHandler()->ProcessEvent(event);
3567     }
3568 #if wxUSE_SPINCTRL && !defined(__WXUNIVERSAL__)
3569     else
3570     {
3571         // the text ctrl which is logically part of wxSpinCtrl sends WM_COMMAND
3572         // notifications to its parent which we want to reflect back to
3573         // wxSpinCtrl
3574         wxSpinCtrl *spin = wxSpinCtrl::GetSpinForTextCtrl(control);
3575         if ( spin && spin->ProcessTextCommand(cmd, id) )
3576             return TRUE;
3577     }
3578 #endif // wxUSE_SPINCTRL
3579
3580     return FALSE;
3581 }
3582
3583 bool wxWindowMSW::HandleSysCommand(WXWPARAM wParam, WXLPARAM WXUNUSED(lParam))
3584 {
3585     // 4 bits are reserved
3586     switch ( wParam & 0xFFFFFFF0 )
3587     {
3588         case SC_MAXIMIZE:
3589             return HandleMaximize();
3590
3591         case SC_MINIMIZE:
3592             return HandleMinimize();
3593     }
3594
3595     return FALSE;
3596 }
3597
3598 // ---------------------------------------------------------------------------
3599 // mouse events
3600 // ---------------------------------------------------------------------------
3601
3602 void wxWindowMSW::InitMouseEvent(wxMouseEvent& event,
3603                                  int x, int y,
3604                                  WXUINT flags)
3605 {
3606     // our client coords are not quite the same as Windows ones
3607     wxPoint pt = GetClientAreaOrigin();
3608     event.m_x = x - pt.x;
3609     event.m_y = y - pt.y;
3610
3611     event.m_shiftDown = (flags & MK_SHIFT) != 0;
3612     event.m_controlDown = (flags & MK_CONTROL) != 0;
3613     event.m_leftDown = (flags & MK_LBUTTON) != 0;
3614     event.m_middleDown = (flags & MK_MBUTTON) != 0;
3615     event.m_rightDown = (flags & MK_RBUTTON) != 0;
3616     event.m_altDown = (::GetKeyState(VK_MENU) & 0x80000000) != 0;
3617
3618     event.SetTimestamp(s_currentMsg.time);
3619     event.m_eventObject = this;
3620
3621 #if wxUSE_MOUSEEVENT_HACK
3622     m_lastMouseX = x;
3623     m_lastMouseY = y;
3624     m_lastMouseEvent = event.GetEventType();
3625 #endif // wxUSE_MOUSEEVENT_HACK
3626 }
3627
3628 bool wxWindowMSW::HandleMouseEvent(WXUINT msg, int x, int y, WXUINT flags)
3629 {
3630     // the mouse events take consecutive IDs from WM_MOUSEFIRST to
3631     // WM_MOUSELAST, so it's enough to substract WM_MOUSEMOVE == WM_MOUSEFIRST
3632     // from the message id and take the value in the table to get wxWin event
3633     // id
3634     static const wxEventType eventsMouse[] =
3635     {
3636         wxEVT_MOTION,
3637         wxEVT_LEFT_DOWN,
3638         wxEVT_LEFT_UP,
3639         wxEVT_LEFT_DCLICK,
3640         wxEVT_RIGHT_DOWN,
3641         wxEVT_RIGHT_UP,
3642         wxEVT_RIGHT_DCLICK,
3643         wxEVT_MIDDLE_DOWN,
3644         wxEVT_MIDDLE_UP,
3645         wxEVT_MIDDLE_DCLICK
3646     };
3647
3648     wxMouseEvent event(eventsMouse[msg - WM_MOUSEMOVE]);
3649     InitMouseEvent(event, x, y, flags);
3650
3651     return GetEventHandler()->ProcessEvent(event);
3652 }
3653
3654 bool wxWindowMSW::HandleMouseMove(int x, int y, WXUINT flags)
3655 {
3656     if ( !m_mouseInWindow )
3657     {
3658         // it would be wrong to assume that just because we get a mouse move
3659         // event that the mouse is inside the window: although this is usually
3660         // true, it is not if we had captured the mouse, so we need to check
3661         // the mouse coordinates here
3662         if ( !HasCapture() || IsMouseInWindow() )
3663         {
3664             // Generate an ENTER event
3665             m_mouseInWindow = TRUE;
3666
3667             wxMouseEvent event(wxEVT_ENTER_WINDOW);
3668             InitMouseEvent(event, x, y, flags);
3669
3670             (void)GetEventHandler()->ProcessEvent(event);
3671         }
3672     }
3673
3674 #if wxUSE_MOUSEEVENT_HACK
3675     // Window gets a click down message followed by a mouse move message even
3676     // if position isn't changed!  We want to discard the trailing move event
3677     // if x and y are the same.
3678     if ( (m_lastMouseEvent == wxEVT_RIGHT_DOWN ||
3679           m_lastMouseEvent == wxEVT_LEFT_DOWN ||
3680           m_lastMouseEvent == wxEVT_MIDDLE_DOWN) &&
3681          (m_lastMouseX == x && m_lastMouseY == y) )
3682     {
3683         m_lastMouseEvent = wxEVT_MOTION;
3684
3685         return FALSE;
3686     }
3687 #endif // wxUSE_MOUSEEVENT_HACK
3688
3689     return HandleMouseEvent(WM_MOUSEMOVE, x, y, flags);
3690 }
3691
3692
3693 bool wxWindowMSW::HandleMouseWheel(WXWPARAM wParam, WXLPARAM lParam)
3694 {
3695 #if wxUSE_MOUSEWHEEL
3696     wxMouseEvent event(wxEVT_MOUSEWHEEL);
3697     InitMouseEvent(event,
3698                    GET_X_LPARAM(lParam),
3699                    GET_Y_LPARAM(lParam),
3700                    LOWORD(wParam));
3701     event.m_wheelRotation = (short)HIWORD(wParam);
3702     event.m_wheelDelta = WHEEL_DELTA;
3703
3704 #ifdef __WIN32__
3705     static int s_linesPerRotation = -1;
3706     if ( s_linesPerRotation == -1 )
3707     {
3708         if ( !::SystemParametersInfo(SPI_GETWHEELSCROLLLINES, 0,
3709                                      &s_linesPerRotation, 0))
3710         {
3711             // this is not supposed to happen
3712             wxLogLastError(_T("SystemParametersInfo(GETWHEELSCROLLLINES)"));
3713
3714             // the default is 3, so use it if SystemParametersInfo() failed
3715             s_linesPerRotation = 3;
3716         }
3717     }
3718 #else // Win16
3719     // no SystemParametersInfo() under Win16
3720     static const int s_linesPerRotation = 3;
3721 #endif
3722
3723     event.m_linesPerAction = s_linesPerRotation;
3724     return GetEventHandler()->ProcessEvent(event);
3725
3726 #else
3727     (void) wParam;
3728     (void) lParam;
3729
3730     return FALSE;
3731 #endif
3732 }
3733
3734
3735 // ---------------------------------------------------------------------------
3736 // keyboard handling
3737 // ---------------------------------------------------------------------------
3738
3739 // create the key event of the given type for the given key - used by
3740 // HandleChar and HandleKeyDown/Up
3741 wxKeyEvent wxWindowMSW::CreateKeyEvent(wxEventType evType,
3742                                        int id,
3743                                        WXLPARAM lParam) const
3744 {
3745     wxKeyEvent event(evType);
3746     event.SetId(GetId());
3747     event.m_shiftDown = wxIsShiftDown();
3748     event.m_controlDown = wxIsCtrlDown();
3749     event.m_altDown = (HIWORD(lParam) & KF_ALTDOWN) == KF_ALTDOWN;
3750
3751     event.m_eventObject = (wxWindow *)this; // const_cast
3752     event.m_keyCode = id;
3753     event.SetTimestamp(s_currentMsg.time);
3754
3755     // translate the position to client coords
3756     POINT pt;
3757     GetCursorPos(&pt);
3758     RECT rect;
3759     GetWindowRect(GetHwnd(),&rect);
3760     pt.x -= rect.left;
3761     pt.y -= rect.top;
3762
3763     event.m_x = pt.x;
3764     event.m_y = pt.y;
3765
3766     return event;
3767 }
3768
3769 // isASCII is TRUE only when we're called from WM_CHAR handler and not from
3770 // WM_KEYDOWN one
3771 bool wxWindowMSW::HandleChar(WXWPARAM wParam, WXLPARAM lParam, bool isASCII)
3772 {
3773     bool ctrlDown = FALSE;
3774
3775     int id;
3776     if ( isASCII )
3777     {
3778         // If 1 -> 26, translate to CTRL plus a letter.
3779         id = wParam;
3780         if ( (id > 0) && (id < 27) )
3781         {
3782             switch (id)
3783             {
3784                 case 13:
3785                     id = WXK_RETURN;
3786                     break;
3787
3788                 case 8:
3789                     id = WXK_BACK;
3790                     break;
3791
3792                 case 9:
3793                     id = WXK_TAB;
3794                     break;
3795
3796                 default:
3797                     ctrlDown = TRUE;
3798                     id = id + 96;
3799             }
3800         }
3801     }
3802     else if ( (id = wxCharCodeMSWToWX(wParam)) == 0 )
3803     {
3804         // it's ASCII and will be processed here only when called from
3805         // WM_CHAR (i.e. when isASCII = TRUE), don't process it now
3806         id = -1;
3807     }
3808
3809     if ( id != -1 )
3810     {
3811         wxKeyEvent event(CreateKeyEvent(wxEVT_CHAR, id, lParam));
3812         if ( ctrlDown )
3813         {
3814             event.m_controlDown = TRUE;
3815         }
3816
3817         if ( GetEventHandler()->ProcessEvent(event) )
3818             return TRUE;
3819     }
3820
3821     return FALSE;
3822 }
3823
3824 bool wxWindowMSW::HandleKeyDown(WXWPARAM wParam, WXLPARAM lParam)
3825 {
3826     int id = wxCharCodeMSWToWX(wParam);
3827
3828     if ( !id )
3829     {
3830         // normal ASCII char
3831         id = wParam;
3832     }
3833
3834     if ( id != -1 ) // VZ: does this ever happen (FIXME)?
3835     {
3836         wxKeyEvent event(CreateKeyEvent(wxEVT_KEY_DOWN, id, lParam));
3837         if ( GetEventHandler()->ProcessEvent(event) )
3838         {
3839             return TRUE;
3840         }
3841     }
3842
3843     return FALSE;
3844 }
3845
3846 bool wxWindowMSW::HandleKeyUp(WXWPARAM wParam, WXLPARAM lParam)
3847 {
3848     int id = wxCharCodeMSWToWX(wParam);
3849
3850     if ( !id )
3851     {
3852         // normal ASCII char
3853         id = wParam;
3854     }
3855
3856     if ( id != -1 ) // VZ: does this ever happen (FIXME)?
3857     {
3858         wxKeyEvent event(CreateKeyEvent(wxEVT_KEY_UP, id, lParam));
3859         if ( GetEventHandler()->ProcessEvent(event) )
3860             return TRUE;
3861     }
3862
3863     return FALSE;
3864 }
3865
3866 // ---------------------------------------------------------------------------
3867 // joystick
3868 // ---------------------------------------------------------------------------
3869
3870 bool wxWindowMSW::HandleJoystickEvent(WXUINT msg, int x, int y, WXUINT flags)
3871 {
3872 #ifdef JOY_BUTTON1
3873     int change = 0;
3874     if ( flags & JOY_BUTTON1CHG )
3875         change = wxJOY_BUTTON1;
3876     if ( flags & JOY_BUTTON2CHG )
3877         change = wxJOY_BUTTON2;
3878     if ( flags & JOY_BUTTON3CHG )
3879         change = wxJOY_BUTTON3;
3880     if ( flags & JOY_BUTTON4CHG )
3881         change = wxJOY_BUTTON4;
3882
3883     int buttons = 0;
3884     if ( flags & JOY_BUTTON1 )
3885         buttons |= wxJOY_BUTTON1;
3886     if ( flags & JOY_BUTTON2 )
3887         buttons |= wxJOY_BUTTON2;
3888     if ( flags & JOY_BUTTON3 )
3889         buttons |= wxJOY_BUTTON3;
3890     if ( flags & JOY_BUTTON4 )
3891         buttons |= wxJOY_BUTTON4;
3892
3893     // the event ids aren't consecutive so we can't use table based lookup
3894     int joystick;
3895     wxEventType eventType;
3896     switch ( msg )
3897     {
3898         case MM_JOY1MOVE:
3899             joystick = 1;
3900             eventType = wxEVT_JOY_MOVE;
3901             break;
3902
3903         case MM_JOY2MOVE:
3904             joystick = 2;
3905             eventType = wxEVT_JOY_MOVE;
3906             break;
3907
3908         case MM_JOY1ZMOVE:
3909             joystick = 1;
3910             eventType = wxEVT_JOY_ZMOVE;
3911             break;
3912
3913         case MM_JOY2ZMOVE:
3914             joystick = 2;
3915             eventType = wxEVT_JOY_ZMOVE;
3916             break;
3917
3918         case MM_JOY1BUTTONDOWN:
3919             joystick = 1;
3920             eventType = wxEVT_JOY_BUTTON_DOWN;
3921             break;
3922
3923         case MM_JOY2BUTTONDOWN:
3924             joystick = 2;
3925             eventType = wxEVT_JOY_BUTTON_DOWN;
3926             break;
3927
3928         case MM_JOY1BUTTONUP:
3929             joystick = 1;
3930             eventType = wxEVT_JOY_BUTTON_UP;
3931             break;
3932
3933         case MM_JOY2BUTTONUP:
3934             joystick = 2;
3935             eventType = wxEVT_JOY_BUTTON_UP;
3936             break;
3937
3938         default:
3939             wxFAIL_MSG(wxT("no such joystick event"));
3940
3941             return FALSE;
3942     }
3943
3944     wxJoystickEvent event(eventType, buttons, joystick, change);
3945     event.SetPosition(wxPoint(x, y));
3946     event.SetEventObject(this);
3947
3948     return GetEventHandler()->ProcessEvent(event);
3949 #else
3950     return FALSE;
3951 #endif
3952 }
3953
3954 // ---------------------------------------------------------------------------
3955 // scrolling
3956 // ---------------------------------------------------------------------------
3957
3958 bool wxWindowMSW::MSWOnScroll(int orientation, WXWORD wParam,
3959                            WXWORD pos, WXHWND control)
3960 {
3961     if ( control )
3962     {
3963         wxWindow *child = wxFindWinFromHandle(control);
3964         if ( child )
3965             return child->MSWOnScroll(orientation, wParam, pos, control);
3966     }
3967
3968     wxScrollWinEvent event;
3969     event.SetPosition(pos);
3970     event.SetOrientation(orientation);
3971     event.m_eventObject = this;
3972
3973     switch ( wParam )
3974     {
3975     case SB_TOP:
3976         event.m_eventType = wxEVT_SCROLLWIN_TOP;
3977         break;
3978
3979     case SB_BOTTOM:
3980         event.m_eventType = wxEVT_SCROLLWIN_BOTTOM;
3981         break;
3982
3983     case SB_LINEUP:
3984         event.m_eventType = wxEVT_SCROLLWIN_LINEUP;
3985         break;
3986
3987     case SB_LINEDOWN:
3988         event.m_eventType = wxEVT_SCROLLWIN_LINEDOWN;
3989         break;
3990
3991     case SB_PAGEUP:
3992         event.m_eventType = wxEVT_SCROLLWIN_PAGEUP;
3993         break;
3994
3995     case SB_PAGEDOWN:
3996         event.m_eventType = wxEVT_SCROLLWIN_PAGEDOWN;
3997         break;
3998
3999     case SB_THUMBPOSITION:
4000     case SB_THUMBTRACK:
4001 #ifdef __WIN32__
4002         // under Win32, the scrollbar range and position are 32 bit integers,
4003         // but WM_[HV]SCROLL only carry the low 16 bits of them, so we must
4004         // explicitly query the scrollbar for the correct position (this must
4005         // be done only for these two SB_ events as they are the only one
4006         // carrying the scrollbar position)
4007         {
4008             SCROLLINFO scrollInfo;
4009             wxZeroMemory(scrollInfo);
4010             scrollInfo.cbSize = sizeof(SCROLLINFO);
4011             scrollInfo.fMask = SIF_TRACKPOS;
4012
4013             if ( !::GetScrollInfo(GetHwnd(),
4014                                   orientation == wxHORIZONTAL ? SB_HORZ
4015                                                               : SB_VERT,
4016                                   &scrollInfo) )
4017             {
4018                 wxLogLastError(_T("GetScrollInfo"));
4019             }
4020
4021             event.SetPosition(scrollInfo.nTrackPos);
4022         }
4023 #endif // Win32
4024
4025         event.m_eventType = wParam == SB_THUMBPOSITION
4026                                 ? wxEVT_SCROLLWIN_THUMBRELEASE
4027                                 : wxEVT_SCROLLWIN_THUMBTRACK;
4028         break;
4029
4030     default:
4031         return FALSE;
4032     }
4033
4034     return GetEventHandler()->ProcessEvent(event);
4035 }
4036
4037 // ===========================================================================
4038 // global functions
4039 // ===========================================================================
4040
4041 void wxGetCharSize(WXHWND wnd, int *x, int *y, const wxFont *the_font)
4042 {
4043     TEXTMETRIC tm;
4044     HDC dc = ::GetDC((HWND) wnd);
4045     HFONT fnt =0;
4046     HFONT was = 0;
4047     if ( the_font )
4048     {
4049         //    the_font->UseResource();
4050         //    the_font->RealizeResource();
4051         fnt = (HFONT)((wxFont *)the_font)->GetResourceHandle(); // const_cast
4052         if ( fnt )
4053             was = (HFONT) SelectObject(dc,fnt);
4054     }
4055     GetTextMetrics(dc, &tm);
4056     if ( the_font && fnt && was )
4057     {
4058         SelectObject(dc,was);
4059     }
4060     ReleaseDC((HWND)wnd, dc);
4061
4062     if ( x )
4063         *x = tm.tmAveCharWidth;
4064     if ( y )
4065         *y = tm.tmHeight + tm.tmExternalLeading;
4066
4067     //  if ( the_font )
4068     //    the_font->ReleaseResource();
4069 }
4070
4071 // Returns 0 if was a normal ASCII value, not a special key. This indicates that
4072 // the key should be ignored by WM_KEYDOWN and processed by WM_CHAR instead.
4073 int wxCharCodeMSWToWX(int keySym)
4074 {
4075     int id;
4076     switch (keySym)
4077     {
4078         case VK_CANCEL:     id = WXK_CANCEL; break;
4079         case VK_BACK:       id = WXK_BACK; break;
4080         case VK_TAB:        id = WXK_TAB; break;
4081         case VK_CLEAR:      id = WXK_CLEAR; break;
4082         case VK_RETURN:     id = WXK_RETURN; break;
4083         case VK_SHIFT:      id = WXK_SHIFT; break;
4084         case VK_CONTROL:    id = WXK_CONTROL; break;
4085         case VK_MENU :      id = WXK_MENU; break;
4086         case VK_PAUSE:      id = WXK_PAUSE; break;
4087         case VK_SPACE:      id = WXK_SPACE; break;
4088         case VK_ESCAPE:     id = WXK_ESCAPE; break;
4089         case VK_PRIOR:      id = WXK_PRIOR; break;
4090         case VK_NEXT :      id = WXK_NEXT; break;
4091         case VK_END:        id = WXK_END; break;
4092         case VK_HOME :      id = WXK_HOME; break;
4093         case VK_LEFT :      id = WXK_LEFT; break;
4094         case VK_UP:         id = WXK_UP; break;
4095         case VK_RIGHT:      id = WXK_RIGHT; break;
4096         case VK_DOWN :      id = WXK_DOWN; break;
4097         case VK_SELECT:     id = WXK_SELECT; break;
4098         case VK_PRINT:      id = WXK_PRINT; break;
4099         case VK_EXECUTE:    id = WXK_EXECUTE; break;
4100         case VK_INSERT:     id = WXK_INSERT; break;
4101         case VK_DELETE:     id = WXK_DELETE; break;
4102         case VK_HELP :      id = WXK_HELP; break;
4103         case VK_NUMPAD0:    id = WXK_NUMPAD0; break;
4104         case VK_NUMPAD1:    id = WXK_NUMPAD1; break;
4105         case VK_NUMPAD2:    id = WXK_NUMPAD2; break;
4106         case VK_NUMPAD3:    id = WXK_NUMPAD3; break;
4107         case VK_NUMPAD4:    id = WXK_NUMPAD4; break;
4108         case VK_NUMPAD5:    id = WXK_NUMPAD5; break;
4109         case VK_NUMPAD6:    id = WXK_NUMPAD6; break;
4110         case VK_NUMPAD7:    id = WXK_NUMPAD7; break;
4111         case VK_NUMPAD8:    id = WXK_NUMPAD8; break;
4112         case VK_NUMPAD9:    id = WXK_NUMPAD9; break;
4113         case VK_MULTIPLY:   id = WXK_NUMPAD_MULTIPLY; break;
4114         case VK_ADD:        id = WXK_NUMPAD_ADD; break;
4115         case VK_SUBTRACT:   id = WXK_NUMPAD_SUBTRACT; break;
4116         case VK_DECIMAL:    id = WXK_NUMPAD_DECIMAL; break;
4117         case VK_DIVIDE:     id = WXK_NUMPAD_DIVIDE; break;
4118         case VK_F1:         id = WXK_F1; break;
4119         case VK_F2:         id = WXK_F2; break;
4120         case VK_F3:         id = WXK_F3; break;
4121         case VK_F4:         id = WXK_F4; break;
4122         case VK_F5:         id = WXK_F5; break;
4123         case VK_F6:         id = WXK_F6; break;
4124         case VK_F7:         id = WXK_F7; break;
4125         case VK_F8:         id = WXK_F8; break;
4126         case VK_F9:         id = WXK_F9; break;
4127         case VK_F10:        id = WXK_F10; break;
4128         case VK_F11:        id = WXK_F11; break;
4129         case VK_F12:        id = WXK_F12; break;
4130         case VK_F13:        id = WXK_F13; break;
4131         case VK_F14:        id = WXK_F14; break;
4132         case VK_F15:        id = WXK_F15; break;
4133         case VK_F16:        id = WXK_F16; break;
4134         case VK_F17:        id = WXK_F17; break;
4135         case VK_F18:        id = WXK_F18; break;
4136         case VK_F19:        id = WXK_F19; break;
4137         case VK_F20:        id = WXK_F20; break;
4138         case VK_F21:        id = WXK_F21; break;
4139         case VK_F22:        id = WXK_F22; break;
4140         case VK_F23:        id = WXK_F23; break;
4141         case VK_F24:        id = WXK_F24; break;
4142         case VK_NUMLOCK:    id = WXK_NUMLOCK; break;
4143         case VK_SCROLL:     id = WXK_SCROLL; break;
4144         default:
4145             id = 0;
4146     }
4147
4148     return id;
4149 }
4150
4151 int wxCharCodeWXToMSW(int id, bool *isVirtual)
4152 {
4153     *isVirtual = TRUE;
4154     int keySym = 0;
4155     switch (id)
4156     {
4157     case WXK_CANCEL:    keySym = VK_CANCEL; break;
4158     case WXK_CLEAR:     keySym = VK_CLEAR; break;
4159     case WXK_SHIFT:     keySym = VK_SHIFT; break;
4160     case WXK_CONTROL:   keySym = VK_CONTROL; break;
4161     case WXK_MENU :     keySym = VK_MENU; break;
4162     case WXK_PAUSE:     keySym = VK_PAUSE; break;
4163     case WXK_PRIOR:     keySym = VK_PRIOR; break;
4164     case WXK_NEXT :     keySym = VK_NEXT; break;
4165     case WXK_END:       keySym = VK_END; break;
4166     case WXK_HOME :     keySym = VK_HOME; break;
4167     case WXK_LEFT :     keySym = VK_LEFT; break;
4168     case WXK_UP:        keySym = VK_UP; break;
4169     case WXK_RIGHT:     keySym = VK_RIGHT; break;
4170     case WXK_DOWN :     keySym = VK_DOWN; break;
4171     case WXK_SELECT:    keySym = VK_SELECT; break;
4172     case WXK_PRINT:     keySym = VK_PRINT; break;
4173     case WXK_EXECUTE:   keySym = VK_EXECUTE; break;
4174     case WXK_INSERT:    keySym = VK_INSERT; break;
4175     case WXK_DELETE:    keySym = VK_DELETE; break;
4176     case WXK_HELP :     keySym = VK_HELP; break;
4177     case WXK_NUMPAD0:   keySym = VK_NUMPAD0; break;
4178     case WXK_NUMPAD1:   keySym = VK_NUMPAD1; break;
4179     case WXK_NUMPAD2:   keySym = VK_NUMPAD2; break;
4180     case WXK_NUMPAD3:   keySym = VK_NUMPAD3; break;
4181     case WXK_NUMPAD4:   keySym = VK_NUMPAD4; break;
4182     case WXK_NUMPAD5:   keySym = VK_NUMPAD5; break;
4183     case WXK_NUMPAD6:   keySym = VK_NUMPAD6; break;
4184     case WXK_NUMPAD7:   keySym = VK_NUMPAD7; break;
4185     case WXK_NUMPAD8:   keySym = VK_NUMPAD8; break;
4186     case WXK_NUMPAD9:   keySym = VK_NUMPAD9; break;
4187     case WXK_NUMPAD_MULTIPLY:  keySym = VK_MULTIPLY; break;
4188     case WXK_NUMPAD_ADD:       keySym = VK_ADD; break;
4189     case WXK_NUMPAD_SUBTRACT:  keySym = VK_SUBTRACT; break;
4190     case WXK_NUMPAD_DECIMAL:   keySym = VK_DECIMAL; break;
4191     case WXK_NUMPAD_DIVIDE:    keySym = VK_DIVIDE; break;
4192     case WXK_F1:        keySym = VK_F1; break;
4193     case WXK_F2:        keySym = VK_F2; break;
4194     case WXK_F3:        keySym = VK_F3; break;
4195     case WXK_F4:        keySym = VK_F4; break;
4196     case WXK_F5:        keySym = VK_F5; break;
4197     case WXK_F6:        keySym = VK_F6; break;
4198     case WXK_F7:        keySym = VK_F7; break;
4199     case WXK_F8:        keySym = VK_F8; break;
4200     case WXK_F9:        keySym = VK_F9; break;
4201     case WXK_F10:       keySym = VK_F10; break;
4202     case WXK_F11:       keySym = VK_F11; break;
4203     case WXK_F12:       keySym = VK_F12; break;
4204     case WXK_F13:       keySym = VK_F13; break;
4205     case WXK_F14:       keySym = VK_F14; break;
4206     case WXK_F15:       keySym = VK_F15; break;
4207     case WXK_F16:       keySym = VK_F16; break;
4208     case WXK_F17:       keySym = VK_F17; break;
4209     case WXK_F18:       keySym = VK_F18; break;
4210     case WXK_F19:       keySym = VK_F19; break;
4211     case WXK_F20:       keySym = VK_F20; break;
4212     case WXK_F21:       keySym = VK_F21; break;
4213     case WXK_F22:       keySym = VK_F22; break;
4214     case WXK_F23:       keySym = VK_F23; break;
4215     case WXK_F24:       keySym = VK_F24; break;
4216     case WXK_NUMLOCK:   keySym = VK_NUMLOCK; break;
4217     case WXK_SCROLL:    keySym = VK_SCROLL; break;
4218     default:
4219         {
4220             *isVirtual = FALSE;
4221             keySym = id;
4222             break;
4223         }
4224     }
4225     return keySym;
4226 }
4227
4228 wxWindow *wxGetActiveWindow()
4229 {
4230     HWND hWnd = GetActiveWindow();
4231     if ( hWnd != 0 )
4232     {
4233         return wxFindWinFromHandle((WXHWND) hWnd);
4234     }
4235     return NULL;
4236 }
4237
4238 extern wxWindow *wxGetWindowFromHWND(WXHWND hWnd)
4239 {
4240     HWND hwnd = (HWND)hWnd;
4241
4242     // For a radiobutton, we get the radiobox from GWL_USERDATA (which is set
4243     // by code in msw/radiobox.cpp), for all the others we just search up the
4244     // window hierarchy
4245     wxWindow *win = (wxWindow *)NULL;
4246     if ( hwnd )
4247     {
4248         win = wxFindWinFromHandle((WXHWND)hwnd);
4249         if ( !win )
4250         {
4251             // all these hacks only work under Win32 anyhow
4252 #ifdef __WIN32__
4253
4254 #if wxUSE_RADIOBOX
4255             // native radiobuttons return DLGC_RADIOBUTTON here and for any
4256             // wxWindow class which overrides WM_GETDLGCODE processing to
4257             // do it as well, win would be already non NULL
4258             if ( ::SendMessage(hwnd, WM_GETDLGCODE, 0, 0) & DLGC_RADIOBUTTON )
4259             {
4260                 win = (wxWindow *)::GetWindowLong(hwnd, GWL_USERDATA);
4261             }
4262             //else: it's a wxRadioButton, not a radiobutton from wxRadioBox
4263 #endif // wxUSE_RADIOBOX
4264
4265             // spin control text buddy window should be mapped to spin ctrl
4266             // itself so try it too
4267 #if wxUSE_SPINCTRL && !defined(__WXUNIVERSAL__)
4268             if ( !win )
4269             {
4270                 win = wxSpinCtrl::GetSpinForTextCtrl((WXHWND)hwnd);
4271             }
4272 #endif // wxUSE_SPINCTRL
4273
4274 #endif // Win32
4275         }
4276     }
4277
4278     while ( hwnd && !win )
4279     {
4280         // this is a really ugly hack needed to avoid mistakenly returning the
4281         // parent frame wxWindow for the find/replace modeless dialog HWND -
4282         // this, in turn, is needed to call IsDialogMessage() from
4283         // wxApp::ProcessMessage() as for this we must return NULL from here
4284         //
4285         // FIXME: this is clearly not the best way to do it but I think we'll
4286         //        need to change HWND <-> wxWindow code more heavily than I can
4287         //        do it now to fix it
4288         if ( ::GetWindow(hwnd, GW_OWNER) )
4289         {
4290             // it's a dialog box, don't go upwards
4291             break;
4292         }
4293
4294         hwnd = ::GetParent(hwnd);
4295         win = wxFindWinFromHandle((WXHWND)hwnd);
4296     }
4297
4298     return win;
4299 }
4300
4301 #ifndef __WXMICROWIN__
4302
4303 // Windows keyboard hook. Allows interception of e.g. F1, ESCAPE
4304 // in active frames and dialogs, regardless of where the focus is.
4305 static HHOOK wxTheKeyboardHook = 0;
4306 static FARPROC wxTheKeyboardHookProc = 0;
4307 int APIENTRY _EXPORT
4308 wxKeyboardHook(int nCode, WORD wParam, DWORD lParam);
4309
4310 void wxSetKeyboardHook(bool doIt)
4311 {
4312     if ( doIt )
4313     {
4314         wxTheKeyboardHookProc = MakeProcInstance((FARPROC) wxKeyboardHook, wxGetInstance());
4315         wxTheKeyboardHook = SetWindowsHookEx(WH_KEYBOARD, (HOOKPROC) wxTheKeyboardHookProc, wxGetInstance(),
4316
4317 #if defined(__WIN32__) && !defined(__TWIN32__)
4318             GetCurrentThreadId()
4319         //      (DWORD)GetCurrentProcess()); // This is another possibility. Which is right?
4320 #else
4321             GetCurrentTask()
4322 #endif
4323             );
4324     }
4325     else
4326     {
4327         UnhookWindowsHookEx(wxTheKeyboardHook);
4328
4329         // avoids warning about statement with no effect (FreeProcInstance
4330         // doesn't do anything under Win32)
4331 #if !defined(WIN32) && !defined(_WIN32) && !defined(__WIN32__) && !defined(__NT__) && !defined(__GNUWIN32__)
4332         FreeProcInstance(wxTheKeyboardHookProc);
4333 #endif
4334     }
4335 }
4336
4337 int APIENTRY _EXPORT
4338 wxKeyboardHook(int nCode, WORD wParam, DWORD lParam)
4339 {
4340     DWORD hiWord = HIWORD(lParam);
4341     if ( nCode != HC_NOREMOVE && ((hiWord & KF_UP) == 0) )
4342     {
4343         int id = wxCharCodeMSWToWX(wParam);
4344         if ( id != 0 )
4345         {
4346             wxKeyEvent event(wxEVT_CHAR_HOOK);
4347             if ( (HIWORD(lParam) & KF_ALTDOWN) == KF_ALTDOWN )
4348                 event.m_altDown = TRUE;
4349
4350             event.m_eventObject = NULL;
4351             event.m_keyCode = id;
4352             event.m_shiftDown = wxIsShiftDown();
4353             event.m_controlDown = wxIsCtrlDown();
4354             event.SetTimestamp(s_currentMsg.time);
4355
4356             wxWindow *win = wxGetActiveWindow();
4357             wxEvtHandler *handler;
4358             if ( win )
4359             {
4360                 handler = win->GetEventHandler();
4361                 event.SetId(win->GetId());
4362             }
4363             else
4364             {
4365                 handler = wxTheApp;
4366                 event.SetId(-1);
4367             }
4368
4369             if ( handler && handler->ProcessEvent(event) )
4370             {
4371                 // processed
4372                 return 1;
4373             }
4374         }
4375     }
4376
4377     return (int)CallNextHookEx(wxTheKeyboardHook, nCode, wParam, lParam);
4378 }
4379
4380 #endif // !__WXMICROWIN__
4381
4382 #ifdef __WXDEBUG__
4383 const char *wxGetMessageName(int message)
4384 {
4385     switch ( message )
4386     {
4387         case 0x0000: return "WM_NULL";
4388         case 0x0001: return "WM_CREATE";
4389         case 0x0002: return "WM_DESTROY";
4390         case 0x0003: return "WM_MOVE";
4391         case 0x0005: return "WM_SIZE";
4392         case 0x0006: return "WM_ACTIVATE";
4393         case 0x0007: return "WM_SETFOCUS";
4394         case 0x0008: return "WM_KILLFOCUS";
4395         case 0x000A: return "WM_ENABLE";
4396         case 0x000B: return "WM_SETREDRAW";
4397         case 0x000C: return "WM_SETTEXT";
4398         case 0x000D: return "WM_GETTEXT";
4399         case 0x000E: return "WM_GETTEXTLENGTH";
4400         case 0x000F: return "WM_PAINT";
4401         case 0x0010: return "WM_CLOSE";
4402         case 0x0011: return "WM_QUERYENDSESSION";
4403         case 0x0012: return "WM_QUIT";
4404         case 0x0013: return "WM_QUERYOPEN";
4405         case 0x0014: return "WM_ERASEBKGND";
4406         case 0x0015: return "WM_SYSCOLORCHANGE";
4407         case 0x0016: return "WM_ENDSESSION";
4408         case 0x0017: return "WM_SYSTEMERROR";
4409         case 0x0018: return "WM_SHOWWINDOW";
4410         case 0x0019: return "WM_CTLCOLOR";
4411         case 0x001A: return "WM_WININICHANGE";
4412         case 0x001B: return "WM_DEVMODECHANGE";
4413         case 0x001C: return "WM_ACTIVATEAPP";
4414         case 0x001D: return "WM_FONTCHANGE";
4415         case 0x001E: return "WM_TIMECHANGE";
4416         case 0x001F: return "WM_CANCELMODE";
4417         case 0x0020: return "WM_SETCURSOR";
4418         case 0x0021: return "WM_MOUSEACTIVATE";
4419         case 0x0022: return "WM_CHILDACTIVATE";
4420         case 0x0023: return "WM_QUEUESYNC";
4421         case 0x0024: return "WM_GETMINMAXINFO";
4422         case 0x0026: return "WM_PAINTICON";
4423         case 0x0027: return "WM_ICONERASEBKGND";
4424         case 0x0028: return "WM_NEXTDLGCTL";
4425         case 0x002A: return "WM_SPOOLERSTATUS";
4426         case 0x002B: return "WM_DRAWITEM";
4427         case 0x002C: return "WM_MEASUREITEM";
4428         case 0x002D: return "WM_DELETEITEM";
4429         case 0x002E: return "WM_VKEYTOITEM";
4430         case 0x002F: return "WM_CHARTOITEM";
4431         case 0x0030: return "WM_SETFONT";
4432         case 0x0031: return "WM_GETFONT";
4433         case 0x0037: return "WM_QUERYDRAGICON";
4434         case 0x0039: return "WM_COMPAREITEM";
4435         case 0x0041: return "WM_COMPACTING";
4436         case 0x0044: return "WM_COMMNOTIFY";
4437         case 0x0046: return "WM_WINDOWPOSCHANGING";
4438         case 0x0047: return "WM_WINDOWPOSCHANGED";
4439         case 0x0048: return "WM_POWER";
4440
4441 #ifdef  __WIN32__
4442         case 0x004A: return "WM_COPYDATA";
4443         case 0x004B: return "WM_CANCELJOURNAL";
4444         case 0x004E: return "WM_NOTIFY";
4445         case 0x0050: return "WM_INPUTLANGCHANGEREQUEST";
4446         case 0x0051: return "WM_INPUTLANGCHANGE";
4447         case 0x0052: return "WM_TCARD";
4448         case 0x0053: return "WM_HELP";
4449         case 0x0054: return "WM_USERCHANGED";
4450         case 0x0055: return "WM_NOTIFYFORMAT";
4451         case 0x007B: return "WM_CONTEXTMENU";
4452         case 0x007C: return "WM_STYLECHANGING";
4453         case 0x007D: return "WM_STYLECHANGED";
4454         case 0x007E: return "WM_DISPLAYCHANGE";
4455         case 0x007F: return "WM_GETICON";
4456         case 0x0080: return "WM_SETICON";
4457 #endif  //WIN32
4458
4459         case 0x0081: return "WM_NCCREATE";
4460         case 0x0082: return "WM_NCDESTROY";
4461         case 0x0083: return "WM_NCCALCSIZE";
4462         case 0x0084: return "WM_NCHITTEST";
4463         case 0x0085: return "WM_NCPAINT";
4464         case 0x0086: return "WM_NCACTIVATE";
4465         case 0x0087: return "WM_GETDLGCODE";
4466         case 0x00A0: return "WM_NCMOUSEMOVE";
4467         case 0x00A1: return "WM_NCLBUTTONDOWN";
4468         case 0x00A2: return "WM_NCLBUTTONUP";
4469         case 0x00A3: return "WM_NCLBUTTONDBLCLK";
4470         case 0x00A4: return "WM_NCRBUTTONDOWN";
4471         case 0x00A5: return "WM_NCRBUTTONUP";
4472         case 0x00A6: return "WM_NCRBUTTONDBLCLK";
4473         case 0x00A7: return "WM_NCMBUTTONDOWN";
4474         case 0x00A8: return "WM_NCMBUTTONUP";
4475         case 0x00A9: return "WM_NCMBUTTONDBLCLK";
4476         case 0x0100: return "WM_KEYDOWN";
4477         case 0x0101: return "WM_KEYUP";
4478         case 0x0102: return "WM_CHAR";
4479         case 0x0103: return "WM_DEADCHAR";
4480         case 0x0104: return "WM_SYSKEYDOWN";
4481         case 0x0105: return "WM_SYSKEYUP";
4482         case 0x0106: return "WM_SYSCHAR";
4483         case 0x0107: return "WM_SYSDEADCHAR";
4484         case 0x0108: return "WM_KEYLAST";
4485
4486 #ifdef  __WIN32__
4487         case 0x010D: return "WM_IME_STARTCOMPOSITION";
4488         case 0x010E: return "WM_IME_ENDCOMPOSITION";
4489         case 0x010F: return "WM_IME_COMPOSITION";
4490 #endif  //WIN32
4491
4492         case 0x0110: return "WM_INITDIALOG";
4493         case 0x0111: return "WM_COMMAND";
4494         case 0x0112: return "WM_SYSCOMMAND";
4495         case 0x0113: return "WM_TIMER";
4496         case 0x0114: return "WM_HSCROLL";
4497         case 0x0115: return "WM_VSCROLL";
4498         case 0x0116: return "WM_INITMENU";
4499         case 0x0117: return "WM_INITMENUPOPUP";
4500         case 0x011F: return "WM_MENUSELECT";
4501         case 0x0120: return "WM_MENUCHAR";
4502         case 0x0121: return "WM_ENTERIDLE";
4503         case 0x0200: return "WM_MOUSEMOVE";
4504         case 0x0201: return "WM_LBUTTONDOWN";
4505         case 0x0202: return "WM_LBUTTONUP";
4506         case 0x0203: return "WM_LBUTTONDBLCLK";
4507         case 0x0204: return "WM_RBUTTONDOWN";
4508         case 0x0205: return "WM_RBUTTONUP";
4509         case 0x0206: return "WM_RBUTTONDBLCLK";
4510         case 0x0207: return "WM_MBUTTONDOWN";
4511         case 0x0208: return "WM_MBUTTONUP";
4512         case 0x0209: return "WM_MBUTTONDBLCLK";
4513         case 0x020A: return "WM_MOUSEWHEEL";
4514         case 0x0210: return "WM_PARENTNOTIFY";
4515         case 0x0211: return "WM_ENTERMENULOOP";
4516         case 0x0212: return "WM_EXITMENULOOP";
4517
4518 #ifdef  __WIN32__
4519         case 0x0213: return "WM_NEXTMENU";
4520         case 0x0214: return "WM_SIZING";
4521         case 0x0215: return "WM_CAPTURECHANGED";
4522         case 0x0216: return "WM_MOVING";
4523         case 0x0218: return "WM_POWERBROADCAST";
4524         case 0x0219: return "WM_DEVICECHANGE";
4525 #endif  //WIN32
4526
4527         case 0x0220: return "WM_MDICREATE";
4528         case 0x0221: return "WM_MDIDESTROY";
4529         case 0x0222: return "WM_MDIACTIVATE";
4530         case 0x0223: return "WM_MDIRESTORE";
4531         case 0x0224: return "WM_MDINEXT";
4532         case 0x0225: return "WM_MDIMAXIMIZE";
4533         case 0x0226: return "WM_MDITILE";
4534         case 0x0227: return "WM_MDICASCADE";
4535         case 0x0228: return "WM_MDIICONARRANGE";
4536         case 0x0229: return "WM_MDIGETACTIVE";
4537         case 0x0230: return "WM_MDISETMENU";
4538         case 0x0233: return "WM_DROPFILES";
4539
4540 #ifdef  __WIN32__
4541         case 0x0281: return "WM_IME_SETCONTEXT";
4542         case 0x0282: return "WM_IME_NOTIFY";
4543         case 0x0283: return "WM_IME_CONTROL";
4544         case 0x0284: return "WM_IME_COMPOSITIONFULL";
4545         case 0x0285: return "WM_IME_SELECT";
4546         case 0x0286: return "WM_IME_CHAR";
4547         case 0x0290: return "WM_IME_KEYDOWN";
4548         case 0x0291: return "WM_IME_KEYUP";
4549 #endif  //WIN32
4550
4551         case 0x0300: return "WM_CUT";
4552         case 0x0301: return "WM_COPY";
4553         case 0x0302: return "WM_PASTE";
4554         case 0x0303: return "WM_CLEAR";
4555         case 0x0304: return "WM_UNDO";
4556         case 0x0305: return "WM_RENDERFORMAT";
4557         case 0x0306: return "WM_RENDERALLFORMATS";
4558         case 0x0307: return "WM_DESTROYCLIPBOARD";
4559         case 0x0308: return "WM_DRAWCLIPBOARD";
4560         case 0x0309: return "WM_PAINTCLIPBOARD";
4561         case 0x030A: return "WM_VSCROLLCLIPBOARD";
4562         case 0x030B: return "WM_SIZECLIPBOARD";
4563         case 0x030C: return "WM_ASKCBFORMATNAME";
4564         case 0x030D: return "WM_CHANGECBCHAIN";
4565         case 0x030E: return "WM_HSCROLLCLIPBOARD";
4566         case 0x030F: return "WM_QUERYNEWPALETTE";
4567         case 0x0310: return "WM_PALETTEISCHANGING";
4568         case 0x0311: return "WM_PALETTECHANGED";
4569
4570 #ifdef __WIN32__
4571         // common controls messages - although they're not strictly speaking
4572         // standard, it's nice to decode them nevertheless
4573
4574         // listview
4575         case 0x1000 + 0: return "LVM_GETBKCOLOR";
4576         case 0x1000 + 1: return "LVM_SETBKCOLOR";
4577         case 0x1000 + 2: return "LVM_GETIMAGELIST";
4578         case 0x1000 + 3: return "LVM_SETIMAGELIST";
4579         case 0x1000 + 4: return "LVM_GETITEMCOUNT";
4580         case 0x1000 + 5: return "LVM_GETITEMA";
4581         case 0x1000 + 75: return "LVM_GETITEMW";
4582         case 0x1000 + 6: return "LVM_SETITEMA";
4583         case 0x1000 + 76: return "LVM_SETITEMW";
4584         case 0x1000 + 7: return "LVM_INSERTITEMA";
4585         case 0x1000 + 77: return "LVM_INSERTITEMW";
4586         case 0x1000 + 8: return "LVM_DELETEITEM";
4587         case 0x1000 + 9: return "LVM_DELETEALLITEMS";
4588         case 0x1000 + 10: return "LVM_GETCALLBACKMASK";
4589         case 0x1000 + 11: return "LVM_SETCALLBACKMASK";
4590         case 0x1000 + 12: return "LVM_GETNEXTITEM";
4591         case 0x1000 + 13: return "LVM_FINDITEMA";
4592         case 0x1000 + 83: return "LVM_FINDITEMW";
4593         case 0x1000 + 14: return "LVM_GETITEMRECT";
4594         case 0x1000 + 15: return "LVM_SETITEMPOSITION";
4595         case 0x1000 + 16: return "LVM_GETITEMPOSITION";
4596         case 0x1000 + 17: return "LVM_GETSTRINGWIDTHA";
4597         case 0x1000 + 87: return "LVM_GETSTRINGWIDTHW";
4598         case 0x1000 + 18: return "LVM_HITTEST";
4599         case 0x1000 + 19: return "LVM_ENSUREVISIBLE";
4600         case 0x1000 + 20: return "LVM_SCROLL";
4601         case 0x1000 + 21: return "LVM_REDRAWITEMS";
4602         case 0x1000 + 22: return "LVM_ARRANGE";
4603         case 0x1000 + 23: return "LVM_EDITLABELA";
4604         case 0x1000 + 118: return "LVM_EDITLABELW";
4605         case 0x1000 + 24: return "LVM_GETEDITCONTROL";
4606         case 0x1000 + 25: return "LVM_GETCOLUMNA";
4607         case 0x1000 + 95: return "LVM_GETCOLUMNW";
4608         case 0x1000 + 26: return "LVM_SETCOLUMNA";
4609         case 0x1000 + 96: return "LVM_SETCOLUMNW";
4610         case 0x1000 + 27: return "LVM_INSERTCOLUMNA";
4611         case 0x1000 + 97: return "LVM_INSERTCOLUMNW";
4612         case 0x1000 + 28: return "LVM_DELETECOLUMN";
4613         case 0x1000 + 29: return "LVM_GETCOLUMNWIDTH";
4614         case 0x1000 + 30: return "LVM_SETCOLUMNWIDTH";
4615         case 0x1000 + 31: return "LVM_GETHEADER";
4616         case 0x1000 + 33: return "LVM_CREATEDRAGIMAGE";
4617         case 0x1000 + 34: return "LVM_GETVIEWRECT";
4618         case 0x1000 + 35: return "LVM_GETTEXTCOLOR";
4619         case 0x1000 + 36: return "LVM_SETTEXTCOLOR";
4620         case 0x1000 + 37: return "LVM_GETTEXTBKCOLOR";
4621         case 0x1000 + 38: return "LVM_SETTEXTBKCOLOR";
4622         case 0x1000 + 39: return "LVM_GETTOPINDEX";
4623         case 0x1000 + 40: return "LVM_GETCOUNTPERPAGE";
4624         case 0x1000 + 41: return "LVM_GETORIGIN";
4625         case 0x1000 + 42: return "LVM_UPDATE";
4626         case 0x1000 + 43: return "LVM_SETITEMSTATE";
4627         case 0x1000 + 44: return "LVM_GETITEMSTATE";
4628         case 0x1000 + 45: return "LVM_GETITEMTEXTA";
4629         case 0x1000 + 115: return "LVM_GETITEMTEXTW";
4630         case 0x1000 + 46: return "LVM_SETITEMTEXTA";
4631         case 0x1000 + 116: return "LVM_SETITEMTEXTW";
4632         case 0x1000 + 47: return "LVM_SETITEMCOUNT";
4633         case 0x1000 + 48: return "LVM_SORTITEMS";
4634         case 0x1000 + 49: return "LVM_SETITEMPOSITION32";
4635         case 0x1000 + 50: return "LVM_GETSELECTEDCOUNT";
4636         case 0x1000 + 51: return "LVM_GETITEMSPACING";
4637         case 0x1000 + 52: return "LVM_GETISEARCHSTRINGA";
4638         case 0x1000 + 117: return "LVM_GETISEARCHSTRINGW";
4639         case 0x1000 + 53: return "LVM_SETICONSPACING";
4640         case 0x1000 + 54: return "LVM_SETEXTENDEDLISTVIEWSTYLE";
4641         case 0x1000 + 55: return "LVM_GETEXTENDEDLISTVIEWSTYLE";
4642         case 0x1000 + 56: return "LVM_GETSUBITEMRECT";
4643         case 0x1000 + 57: return "LVM_SUBITEMHITTEST";
4644         case 0x1000 + 58: return "LVM_SETCOLUMNORDERARRAY";
4645         case 0x1000 + 59: return "LVM_GETCOLUMNORDERARRAY";
4646         case 0x1000 + 60: return "LVM_SETHOTITEM";
4647         case 0x1000 + 61: return "LVM_GETHOTITEM";
4648         case 0x1000 + 62: return "LVM_SETHOTCURSOR";
4649         case 0x1000 + 63: return "LVM_GETHOTCURSOR";
4650         case 0x1000 + 64: return "LVM_APPROXIMATEVIEWRECT";
4651         case 0x1000 + 65: return "LVM_SETWORKAREA";
4652
4653         // tree view
4654         case 0x1100 + 0: return "TVM_INSERTITEMA";
4655         case 0x1100 + 50: return "TVM_INSERTITEMW";
4656         case 0x1100 + 1: return "TVM_DELETEITEM";
4657         case 0x1100 + 2: return "TVM_EXPAND";
4658         case 0x1100 + 4: return "TVM_GETITEMRECT";
4659         case 0x1100 + 5: return "TVM_GETCOUNT";
4660         case 0x1100 + 6: return "TVM_GETINDENT";
4661         case 0x1100 + 7: return "TVM_SETINDENT";
4662         case 0x1100 + 8: return "TVM_GETIMAGELIST";
4663         case 0x1100 + 9: return "TVM_SETIMAGELIST";
4664         case 0x1100 + 10: return "TVM_GETNEXTITEM";
4665         case 0x1100 + 11: return "TVM_SELECTITEM";
4666         case 0x1100 + 12: return "TVM_GETITEMA";
4667         case 0x1100 + 62: return "TVM_GETITEMW";
4668         case 0x1100 + 13: return "TVM_SETITEMA";
4669         case 0x1100 + 63: return "TVM_SETITEMW";
4670         case 0x1100 + 14: return "TVM_EDITLABELA";
4671         case 0x1100 + 65: return "TVM_EDITLABELW";
4672         case 0x1100 + 15: return "TVM_GETEDITCONTROL";
4673         case 0x1100 + 16: return "TVM_GETVISIBLECOUNT";
4674         case 0x1100 + 17: return "TVM_HITTEST";
4675         case 0x1100 + 18: return "TVM_CREATEDRAGIMAGE";
4676         case 0x1100 + 19: return "TVM_SORTCHILDREN";
4677         case 0x1100 + 20: return "TVM_ENSUREVISIBLE";
4678         case 0x1100 + 21: return "TVM_SORTCHILDRENCB";
4679         case 0x1100 + 22: return "TVM_ENDEDITLABELNOW";
4680         case 0x1100 + 23: return "TVM_GETISEARCHSTRINGA";
4681         case 0x1100 + 64: return "TVM_GETISEARCHSTRINGW";
4682         case 0x1100 + 24: return "TVM_SETTOOLTIPS";
4683         case 0x1100 + 25: return "TVM_GETTOOLTIPS";
4684
4685         // header
4686         case 0x1200 + 0: return "HDM_GETITEMCOUNT";
4687         case 0x1200 + 1: return "HDM_INSERTITEMA";
4688         case 0x1200 + 10: return "HDM_INSERTITEMW";
4689         case 0x1200 + 2: return "HDM_DELETEITEM";
4690         case 0x1200 + 3: return "HDM_GETITEMA";
4691         case 0x1200 + 11: return "HDM_GETITEMW";
4692         case 0x1200 + 4: return "HDM_SETITEMA";
4693         case 0x1200 + 12: return "HDM_SETITEMW";
4694         case 0x1200 + 5: return "HDM_LAYOUT";
4695         case 0x1200 + 6: return "HDM_HITTEST";
4696         case 0x1200 + 7: return "HDM_GETITEMRECT";
4697         case 0x1200 + 8: return "HDM_SETIMAGELIST";
4698         case 0x1200 + 9: return "HDM_GETIMAGELIST";
4699         case 0x1200 + 15: return "HDM_ORDERTOINDEX";
4700         case 0x1200 + 16: return "HDM_CREATEDRAGIMAGE";
4701         case 0x1200 + 17: return "HDM_GETORDERARRAY";
4702         case 0x1200 + 18: return "HDM_SETORDERARRAY";
4703         case 0x1200 + 19: return "HDM_SETHOTDIVIDER";
4704
4705         // tab control
4706         case 0x1300 + 2: return "TCM_GETIMAGELIST";
4707         case 0x1300 + 3: return "TCM_SETIMAGELIST";
4708         case 0x1300 + 4: return "TCM_GETITEMCOUNT";
4709         case 0x1300 + 5: return "TCM_GETITEMA";
4710         case 0x1300 + 60: return "TCM_GETITEMW";
4711         case 0x1300 + 6: return "TCM_SETITEMA";
4712         case 0x1300 + 61: return "TCM_SETITEMW";
4713         case 0x1300 + 7: return "TCM_INSERTITEMA";
4714         case 0x1300 + 62: return "TCM_INSERTITEMW";
4715         case 0x1300 + 8: return "TCM_DELETEITEM";
4716         case 0x1300 + 9: return "TCM_DELETEALLITEMS";
4717         case 0x1300 + 10: return "TCM_GETITEMRECT";
4718         case 0x1300 + 11: return "TCM_GETCURSEL";
4719         case 0x1300 + 12: return "TCM_SETCURSEL";
4720         case 0x1300 + 13: return "TCM_HITTEST";
4721         case 0x1300 + 14: return "TCM_SETITEMEXTRA";
4722         case 0x1300 + 40: return "TCM_ADJUSTRECT";
4723         case 0x1300 + 41: return "TCM_SETITEMSIZE";
4724         case 0x1300 + 42: return "TCM_REMOVEIMAGE";
4725         case 0x1300 + 43: return "TCM_SETPADDING";
4726         case 0x1300 + 44: return "TCM_GETROWCOUNT";
4727         case 0x1300 + 45: return "TCM_GETTOOLTIPS";
4728         case 0x1300 + 46: return "TCM_SETTOOLTIPS";
4729         case 0x1300 + 47: return "TCM_GETCURFOCUS";
4730         case 0x1300 + 48: return "TCM_SETCURFOCUS";
4731         case 0x1300 + 49: return "TCM_SETMINTABWIDTH";
4732         case 0x1300 + 50: return "TCM_DESELECTALL";
4733
4734         // toolbar
4735         case WM_USER+1: return "TB_ENABLEBUTTON";
4736         case WM_USER+2: return "TB_CHECKBUTTON";
4737         case WM_USER+3: return "TB_PRESSBUTTON";
4738         case WM_USER+4: return "TB_HIDEBUTTON";
4739         case WM_USER+5: return "TB_INDETERMINATE";
4740         case WM_USER+9: return "TB_ISBUTTONENABLED";
4741         case WM_USER+10: return "TB_ISBUTTONCHECKED";
4742         case WM_USER+11: return "TB_ISBUTTONPRESSED";
4743         case WM_USER+12: return "TB_ISBUTTONHIDDEN";
4744         case WM_USER+13: return "TB_ISBUTTONINDETERMINATE";
4745         case WM_USER+17: return "TB_SETSTATE";
4746         case WM_USER+18: return "TB_GETSTATE";
4747         case WM_USER+19: return "TB_ADDBITMAP";
4748         case WM_USER+20: return "TB_ADDBUTTONS";
4749         case WM_USER+21: return "TB_INSERTBUTTON";
4750         case WM_USER+22: return "TB_DELETEBUTTON";
4751         case WM_USER+23: return "TB_GETBUTTON";
4752         case WM_USER+24: return "TB_BUTTONCOUNT";
4753         case WM_USER+25: return "TB_COMMANDTOINDEX";
4754         case WM_USER+26: return "TB_SAVERESTOREA";
4755         case WM_USER+76: return "TB_SAVERESTOREW";
4756         case WM_USER+27: return "TB_CUSTOMIZE";
4757         case WM_USER+28: return "TB_ADDSTRINGA";
4758         case WM_USER+77: return "TB_ADDSTRINGW";
4759         case WM_USER+29: return "TB_GETITEMRECT";
4760         case WM_USER+30: return "TB_BUTTONSTRUCTSIZE";
4761         case WM_USER+31: return "TB_SETBUTTONSIZE";
4762         case WM_USER+32: return "TB_SETBITMAPSIZE";
4763         case WM_USER+33: return "TB_AUTOSIZE";
4764         case WM_USER+35: return "TB_GETTOOLTIPS";
4765         case WM_USER+36: return "TB_SETTOOLTIPS";
4766         case WM_USER+37: return "TB_SETPARENT";
4767         case WM_USER+39: return "TB_SETROWS";
4768         case WM_USER+40: return "TB_GETROWS";
4769         case WM_USER+42: return "TB_SETCMDID";
4770         case WM_USER+43: return "TB_CHANGEBITMAP";
4771         case WM_USER+44: return "TB_GETBITMAP";
4772         case WM_USER+45: return "TB_GETBUTTONTEXTA";
4773         case WM_USER+75: return "TB_GETBUTTONTEXTW";
4774         case WM_USER+46: return "TB_REPLACEBITMAP";
4775         case WM_USER+47: return "TB_SETINDENT";
4776         case WM_USER+48: return "TB_SETIMAGELIST";
4777         case WM_USER+49: return "TB_GETIMAGELIST";
4778         case WM_USER+50: return "TB_LOADIMAGES";
4779         case WM_USER+51: return "TB_GETRECT";
4780         case WM_USER+52: return "TB_SETHOTIMAGELIST";
4781         case WM_USER+53: return "TB_GETHOTIMAGELIST";
4782         case WM_USER+54: return "TB_SETDISABLEDIMAGELIST";
4783         case WM_USER+55: return "TB_GETDISABLEDIMAGELIST";
4784         case WM_USER+56: return "TB_SETSTYLE";
4785         case WM_USER+57: return "TB_GETSTYLE";
4786         case WM_USER+58: return "TB_GETBUTTONSIZE";
4787         case WM_USER+59: return "TB_SETBUTTONWIDTH";
4788         case WM_USER+60: return "TB_SETMAXTEXTROWS";
4789         case WM_USER+61: return "TB_GETTEXTROWS";
4790         case WM_USER+41: return "TB_GETBITMAPFLAGS";
4791
4792 #endif //WIN32
4793
4794         default:
4795             static char s_szBuf[128];
4796             sprintf(s_szBuf, "<unknown message = %d>", message);
4797             return s_szBuf;
4798     }
4799 }
4800 #endif //__WXDEBUG__
4801
4802 static void TranslateKbdEventToMouse(wxWindowMSW *win,
4803                                      int *x, int *y, WPARAM *flags)
4804 {
4805     // construct the key mask
4806     WPARAM& fwKeys = *flags;
4807
4808     fwKeys = MK_RBUTTON;
4809     if ( wxIsCtrlDown() )
4810         fwKeys |= MK_CONTROL;
4811     if ( wxIsShiftDown() )
4812         fwKeys |= MK_SHIFT;
4813
4814     // simulate right mouse button click
4815     DWORD dwPos = ::GetMessagePos();
4816     *x = GET_X_LPARAM(dwPos);
4817     *y = GET_Y_LPARAM(dwPos);
4818
4819     win->ScreenToClient(x, y);
4820 }
4821
4822 static TEXTMETRIC wxGetTextMetrics(const wxWindowMSW *win)
4823 {
4824     // prepare the DC
4825     TEXTMETRIC tm;
4826     HWND hwnd = GetHwndOf(win);
4827     HDC hdc = ::GetDC(hwnd);
4828
4829 #if !wxDIALOG_UNIT_COMPATIBILITY
4830     // and select the current font into it
4831     HFONT hfont = GetHfontOf(win->GetFont());
4832     if ( hfont )
4833     {
4834         hfont = (HFONT)::SelectObject(hdc, hfont);
4835     }
4836 #endif
4837
4838     // finally retrieve the text metrics from it
4839     GetTextMetrics(hdc, &tm);
4840
4841 #if !wxDIALOG_UNIT_COMPATIBILITY
4842     // and clean up
4843     if ( hfont )
4844     {
4845         (void)::SelectObject(hdc, hfont);
4846     }
4847 #endif
4848
4849     ::ReleaseDC(hwnd, hdc);
4850
4851     return tm;
4852 }
4853
4854 // Find the wxWindow at the current mouse position, returning the mouse
4855 // position.
4856 wxWindow* wxFindWindowAtPointer(wxPoint& WXUNUSED(pt))
4857 {
4858     return wxFindWindowAtPoint(wxGetMousePosition());
4859 }
4860
4861 wxWindow* wxFindWindowAtPoint(const wxPoint& pt)
4862 {
4863     POINT pt2;
4864     pt2.x = pt.x;
4865     pt2.y = pt.y;
4866     HWND hWndHit = ::WindowFromPoint(pt2);
4867
4868     wxWindow* win = wxFindWinFromHandle((WXHWND) hWndHit) ;
4869     HWND hWnd = hWndHit;
4870
4871     // Try to find a window with a wxWindow associated with it
4872     while (!win && (hWnd != 0))
4873     {
4874         hWnd = ::GetParent(hWnd);
4875         win = wxFindWinFromHandle((WXHWND) hWnd) ;
4876     }
4877     return win;
4878 }
4879
4880 // Get the current mouse position.
4881 wxPoint wxGetMousePosition()
4882 {
4883     POINT pt;
4884     GetCursorPos( & pt );
4885     return wxPoint(pt.x, pt.y);
4886 }
4887