src/x11/window.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        windows.cpp
   3 // Purpose:     wxWindow
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     17/09/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #ifdef __GNUG__
  21     #pragma implementation "window.h"
  22 #endif
  23
  24 #include "wx/setup.h"
  25 #include "wx/menu.h"
  26 #include "wx/dc.h"
  27 #include "wx/dcclient.h"
  28 #include "wx/utils.h"
  29 #include "wx/app.h"
  30 #include "wx/panel.h"
  31 #include "wx/layout.h"
  32 #include "wx/dialog.h"
  33 #include "wx/listbox.h"
  34 #include "wx/button.h"
  35 #include "wx/settings.h"
  36 #include "wx/msgdlg.h"
  37 #include "wx/frame.h"
  38 #include "wx/scrolwin.h"
  39 #include "wx/scrolbar.h"
  40 #include "wx/module.h"
  41 #include "wx/menuitem.h"
  42 #include "wx/log.h"
  43
  44 #if  wxUSE_DRAG_AND_DROP
  45     #include "wx/dnd.h"
  46 #endif
  47
  48 #include "wx/x11/private.h"
  49 #include "X11/Xutil.h"
  50
  51 #if wxUSE_NANOX
  52 // For wxGetLocalTime, used by XButtonEventGetTime
  53 #include "wx/timer.h"
  54 #endif
  55
  56 #include <string.h>
  57
  58 // ----------------------------------------------------------------------------
  59 // global variables for this module
  60 // ----------------------------------------------------------------------------
  61
  62 extern wxHashTable *wxWidgetHashTable;
  63 extern wxHashTable *wxClientWidgetHashTable;
  64 static wxWindow* g_captureWindow = NULL;
  65 static GC g_eraseGC;
  66
  67 // ----------------------------------------------------------------------------
  68 // macros
  69 // ----------------------------------------------------------------------------
  70
  71 #define event_left_is_down(x) ((x)->xbutton.state & Button1Mask)
  72 #define event_middle_is_down(x) ((x)->xbutton.state & Button2Mask)
  73 #define event_right_is_down(x) ((x)->xbutton.state & Button3Mask)
  74
  75 // ----------------------------------------------------------------------------
  76 // event tables
  77 // ----------------------------------------------------------------------------
  78
  79 IMPLEMENT_ABSTRACT_CLASS(wxWindowX11, wxWindowBase)
  80
  81 BEGIN_EVENT_TABLE(wxWindowX11, wxWindowBase)
  82     EVT_SYS_COLOUR_CHANGED(wxWindowX11::OnSysColourChanged)
  83 END_EVENT_TABLE()
  84
  85 // ============================================================================
  86 // implementation
  87 // ============================================================================
  88
  89 // ----------------------------------------------------------------------------
  90 // helper functions
  91 // ----------------------------------------------------------------------------
  92
  93 // ----------------------------------------------------------------------------
  94 // constructors
  95 // ----------------------------------------------------------------------------
  96
  97 void wxWindowX11::Init()
  98 {
  99     // generic initializations first
 100     InitBase();
 101
 102     // X11-specific
 103     m_mainWindow = (WXWindow) 0;
 104     m_clientWindow = (WXWindow) 0;
 105     m_insertIntoMain = FALSE;
 106     m_updateNcArea = FALSE;
 107
 108     m_winCaptured = FALSE;
 109     m_needsInputFocus = FALSE;
 110     m_isShown = TRUE;
 111     m_isBeingDeleted = FALSE;
 112     m_lastTS = 0;
 113     m_lastButton = 0;
 114 }
 115
 116 // real construction (Init() must have been called before!)
 117 bool wxWindowX11::Create(wxWindow *parent, wxWindowID id,
 118                       const wxPoint& pos,
 119                       const wxSize& size,
 120                       long style,
 121                       const wxString& name)
 122 {
 123     wxCHECK_MSG( parent, FALSE, "can't create wxWindow without parent" );
 124
 125     CreateBase(parent, id, pos, size, style, wxDefaultValidator, name);
 126
 127     parent->AddChild(this);
 128
 129     int w = size.GetWidth();
 130     int h = size.GetHeight();
 131     int x = size.GetX();
 132     int y = size.GetY();
 133     if (w == -1) w = 20;
 134     if (h == -1) h = 20;
 135     if (x == -1) x = 0;
 136     if (y == -1) y = 0;
 137
 138     Display *xdisplay = (Display*) wxGlobalDisplay();
 139     int xscreen = DefaultScreen( xdisplay );
 140     Visual *xvisual = DefaultVisual( xdisplay, xscreen );
 141     Colormap cm = DefaultColormap( xdisplay, xscreen );
 142
 143     m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
 144     m_backgroundColour.CalcPixel( (WXColormap) cm );
 145
 146     m_foregroundColour = *wxBLACK;
 147     m_foregroundColour.CalcPixel( (WXColormap) cm );
 148
 149     Window xparent = (Window) parent->GetClientWindow();
 150
 151     // Add window's own scrollbars to main window, not to client window
 152     if (parent->GetInsertIntoMain())
 153     {
 154         // wxLogDebug( "Inserted into main: %s", GetName().c_str() );
 155         xparent = (Window) parent->GetMainWindow();
 156     }
 157
 158     wxSize size2(size);
 159     if (size2.x == -1)
 160         size2.x = 20;
 161     if (size2.y == -1)
 162         size2.y = 20;
 163
 164     wxPoint pos2(pos);
 165     if (pos2.x == -1)
 166         pos2.x = 0;
 167     if (pos2.y == -1)
 168         pos2.y = 0;
 169
 170 #if !wxUSE_NANOX
 171
 172 #if wxUSE_TWO_WINDOWS
 173     bool need_two_windows =
 174         ((( wxSUNKEN_BORDER | wxRAISED_BORDER | wxSIMPLE_BORDER | wxHSCROLL | wxVSCROLL ) & m_windowStyle) != 0);
 175 #else
 176     bool need_two_windows = FALSE;
 177 #endif
 178
 179     XSetWindowAttributes xattributes;
 180     long xattributes_mask = 0;
 181
 182     xattributes_mask |= CWBackPixel;
 183     xattributes.background_pixel = m_backgroundColour.GetPixel();
 184
 185     xattributes_mask |= CWBorderPixel;
 186     xattributes.border_pixel = BlackPixel( xdisplay, xscreen );
 187
 188     xattributes_mask |= CWEventMask;
 189
 190     if (need_two_windows)
 191     {
 192         xattributes.event_mask =
 193             ExposureMask | StructureNotifyMask | ColormapChangeMask;
 194
 195         Window xwindow = XCreateWindow( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
 196             0, DefaultDepth(xdisplay,xscreen), InputOutput, xvisual, xattributes_mask, &xattributes );
 197
 198         XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
 199
 200         m_mainWindow = (WXWindow) xwindow;
 201         wxAddWindowToTable( xwindow, (wxWindow*) this );
 202
 203         XMapWindow( xdisplay, xwindow );
 204
 205         xattributes.event_mask =
 206             ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
 207             ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
 208             KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
 209             PropertyChangeMask | VisibilityChangeMask ;
 210
 211         if (HasFlag( wxNO_FULL_REPAINT_ON_RESIZE ))
 212         {
 213             xattributes_mask |= CWBitGravity;
 214             xattributes.bit_gravity = StaticGravity;
 215         }
 216
 217         if (HasFlag( wxSUNKEN_BORDER) || HasFlag( wxRAISED_BORDER))
 218         {
 219             pos2.x = 2;
 220             pos2.y = 2;
 221             size2.x -= 4;
 222             size2.y -= 4;
 223         } else
 224         if (HasFlag( wxSIMPLE_BORDER ))
 225         {
 226             pos2.x = 1;
 227             pos2.y = 1;
 228             size2.x -= 2;
 229             size2.y -= 2;
 230         } else
 231         {
 232             pos2.x = 0;
 233             pos2.y = 0;
 234         }
 235
 236         xwindow = XCreateWindow( xdisplay, xwindow, pos2.x, pos2.y, size2.x, size2.y,
 237             0, DefaultDepth(xdisplay,xscreen), InputOutput, xvisual, xattributes_mask, &xattributes );
 238
 239         XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
 240
 241         m_clientWindow = (WXWindow) xwindow;
 242         wxAddClientWindowToTable( xwindow, (wxWindow*) this );
 243
 244         XMapWindow( xdisplay, xwindow );
 245     }
 246     else
 247     {
 248         // wxLogDebug( "No two windows needed %s", GetName().c_str() );
 249
 250         xattributes.event_mask =
 251             ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
 252             ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
 253             KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
 254             PropertyChangeMask | VisibilityChangeMask ;
 255
 256         if (HasFlag( wxNO_FULL_REPAINT_ON_RESIZE ))
 257         {
 258             xattributes_mask |= CWBitGravity;
 259             xattributes.bit_gravity = NorthWestGravity;
 260         }
 261
 262         Window xwindow = XCreateWindow( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
 263             0, DefaultDepth(xdisplay,xscreen), InputOutput, xvisual, xattributes_mask, &xattributes );
 264
 265         XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
 266
 267         m_mainWindow = (WXWindow) xwindow;
 268         m_clientWindow = m_mainWindow;
 269         wxAddWindowToTable( xwindow, (wxWindow*) this );
 270
 271         XMapWindow( xdisplay, xwindow );
 272     }
 273 #else
 274
 275     int extraFlags = GR_EVENT_MASK_CLOSE_REQ;
 276
 277     long backColor, foreColor;
 278     backColor = GR_RGB(m_backgroundColour.Red(), m_backgroundColour.Green(), m_backgroundColour.Blue());
 279     foreColor = GR_RGB(m_foregroundColour.Red(), m_foregroundColour.Green(), m_foregroundColour.Blue());
 280
 281     Window xwindow = XCreateWindowWithColor( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
 282                                     0, 0, InputOutput, xvisual, backColor, foreColor);
 283     XSelectInput( xdisplay, xwindow,
 284         extraFlags | ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
 285         ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
 286         KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
 287         PropertyChangeMask );
 288
 289     XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
 290
 291     m_mainWindow = (WXWindow) xwindow;
 292     wxAddWindowToTable( xwindow, (wxWindow*) this );
 293
 294     XMapWindow( xdisplay, xwindow );
 295 #endif
 296
 297     // Is a subwindow, so map immediately
 298     m_isShown = TRUE;
 299
 300     // Without this, the cursor may not be restored properly (e.g. in splitter
 301     // sample).
 302     SetCursor(*wxSTANDARD_CURSOR);
 303     SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
 304
 305     // Don't call this, it can have nasty repercussions for composite controls,
 306     // for example
 307     //    SetSize(pos.x, pos.y, size.x, size.y);
 308
 309     return TRUE;
 310 }
 311
 312 // Destructor
 313 wxWindowX11::~wxWindowX11()
 314 {
 315     if (g_captureWindow == this)
 316         g_captureWindow = NULL;
 317
 318     m_isBeingDeleted = TRUE;
 319
 320     if (m_parent)
 321         m_parent->RemoveChild( this );
 322
 323     DestroyChildren();
 324
 325     if (m_clientWindow != m_mainWindow)
 326     {
 327         // Destroy the cleint window
 328         Window xwindow = (Window) m_clientWindow;
 329         wxDeleteClientWindowFromTable( xwindow );
 330         XDestroyWindow( wxGlobalDisplay(), xwindow );
 331         m_clientWindow = NULL;
 332     }
 333
 334     // Destroy the window
 335     Window xwindow = (Window) m_mainWindow;
 336     wxDeleteWindowFromTable( xwindow );
 337     XDestroyWindow( wxGlobalDisplay(), xwindow );
 338     m_mainWindow = NULL;
 339 }
 340
 341 // ---------------------------------------------------------------------------
 342 // basic operations
 343 // ---------------------------------------------------------------------------
 344
 345 void wxWindowX11::SetFocus()
 346 {
 347     Window xwindow = (Window) m_clientWindow;
 348
 349     wxCHECK_RET( xwindow, wxT("invalid window") );
 350
 351     wxCHECK_RET( AcceptsFocus(), wxT("set focus on window that doesn't accept the focus") );
 352
 353 #if 0
 354     if (GetName() == "scrollBar")
 355     {
 356         char *crash = NULL;
 357         *crash = 0;
 358     }
 359 #endif
 360
 361     if (wxWindowIsVisible(xwindow))
 362     {
 363         XSetInputFocus( wxGlobalDisplay(), xwindow, RevertToParent, CurrentTime );
 364         m_needsInputFocus = FALSE;
 365     }
 366     else
 367     {
 368         m_needsInputFocus = TRUE;
 369     }
 370 }
 371
 372 // Get the window with the focus
 373 wxWindow *wxWindowBase::FindFocus()
 374 {
 375     Window xfocus = (Window) 0;
 376     int revert = 0;
 377
 378     XGetInputFocus( wxGlobalDisplay(), &xfocus, &revert);
 379     if (xfocus)
 380     {
 381         wxWindow *win = wxGetWindowFromTable( xfocus );
 382
 383         return win;
 384     }
 385
 386     return NULL;
 387 }
 388
 389 // Enabling/disabling handled by event loop, and not sending events
 390 // if disabled.
 391 bool wxWindowX11::Enable(bool enable)
 392 {
 393     if ( !wxWindowBase::Enable(enable) )
 394         return FALSE;
 395
 396     return TRUE;
 397 }
 398
 399 bool wxWindowX11::Show(bool show)
 400 {
 401     wxWindowBase::Show(show);
 402
 403     Window xwindow = (Window) m_mainWindow;
 404     Display *xdisp = wxGlobalDisplay();
 405     if (show)
 406     {
 407         // wxLogDebug( "Mapping window of type %s", GetName().c_str() );
 408         XMapWindow(xdisp, xwindow);
 409     }
 410     else
 411     {
 412         // wxLogDebug( "Unmapping window of type %s", GetName().c_str() );
 413         XUnmapWindow(xdisp, xwindow);
 414     }
 415
 416     return TRUE;
 417 }
 418
 419 // Raise the window to the top of the Z order
 420 void wxWindowX11::Raise()
 421 {
 422     if (m_mainWindow)
 423         XRaiseWindow( wxGlobalDisplay(), (Window) m_mainWindow );
 424 }
 425
 426 // Lower the window to the bottom of the Z order
 427 void wxWindowX11::Lower()
 428 {
 429     if (m_mainWindow)
 430         XLowerWindow( wxGlobalDisplay(), (Window) m_mainWindow );
 431 }
 432
 433 void wxWindowX11::DoCaptureMouse()
 434 {
 435     if ((g_captureWindow != NULL) && (g_captureWindow != this))
 436     {
 437         wxASSERT_MSG(FALSE, "Trying to capture before mouse released.");
 438
 439         // Core dump now
 440         int *tmp = NULL;
 441         (*tmp) = 1;
 442         return;
 443     }
 444
 445     if (m_winCaptured)
 446         return;
 447
 448     Window xwindow = (Window) m_clientWindow;
 449
 450     wxCHECK_RET( xwindow, wxT("invalid window") );
 451
 452     g_captureWindow = (wxWindow*) this;
 453
 454     if (xwindow)
 455     {
 456         int res = XGrabPointer(wxGlobalDisplay(), xwindow,
 457             FALSE,
 458             ButtonPressMask | ButtonReleaseMask | ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask,
 459             GrabModeAsync,
 460                 GrabModeAsync,
 461             None,
 462             None, /* cursor */ // TODO: This may need to be set to the cursor of this window
 463             CurrentTime );
 464
 465         if (res != GrabSuccess)
 466         {
 467             wxString msg;
 468             msg.Printf("Failed to grab pointer for window %s", this->GetClassInfo()->GetClassName());
 469             wxLogDebug(msg);
 470             if (res == GrabNotViewable)
 471             {
 472                 wxLogDebug("This is not a viewable window - perhaps not shown yet?");
 473             }
 474             g_captureWindow = NULL;
 475             return;
 476         }
 477
 478         m_winCaptured = TRUE;
 479     }
 480 }
 481
 482 void wxWindowX11::DoReleaseMouse()
 483 {
 484     g_captureWindow = NULL;
 485
 486     if ( !m_winCaptured )
 487         return;
 488
 489     Window xwindow = (Window) m_clientWindow;
 490
 491     if (xwindow)
 492     {
 493         XUngrabPointer( wxGlobalDisplay(), CurrentTime );
 494     }
 495
 496     // wxLogDebug( "Ungrabbed pointer in %s", GetName().c_str() );
 497
 498     m_winCaptured = FALSE;
 499 }
 500
 501 bool wxWindowX11::SetFont(const wxFont& font)
 502 {
 503     if ( !wxWindowBase::SetFont(font) )
 504     {
 505         // nothing to do
 506         return FALSE;
 507     }
 508
 509     return TRUE;
 510 }
 511
 512 bool wxWindowX11::SetCursor(const wxCursor& cursor)
 513 {
 514     if ( !wxWindowBase::SetCursor(cursor) )
 515     {
 516         // no change
 517         return FALSE;
 518     }
 519
 520     Window xwindow = (Window) m_clientWindow;
 521
 522     wxCHECK_MSG( xwindow, FALSE, wxT("invalid window") );
 523
 524     wxCursor cursorToUse;
 525     if (m_cursor.Ok())
 526         cursorToUse = m_cursor;
 527     else
 528         cursorToUse = *wxSTANDARD_CURSOR;
 529
 530     Cursor xcursor = (Cursor) cursorToUse.GetCursor();
 531
 532     XDefineCursor( wxGlobalDisplay(), xwindow, xcursor );
 533
 534     return TRUE;
 535 }
 536
 537 // Coordinates relative to the window
 538 void wxWindowX11::WarpPointer (int x, int y)
 539 {
 540     Window xwindow = (Window) m_clientWindow;
 541
 542     wxCHECK_RET( xwindow, wxT("invalid window") );
 543
 544     XWarpPointer( wxGlobalDisplay(), None, xwindow, 0, 0, 0, 0, x, y);
 545 }
 546
 547 // Does a physical scroll
 548 void wxWindowX11::ScrollWindow(int dx, int dy, const wxRect *rect)
 549 {
 550     // No scrolling requested.
 551     if ((dx == 0) && (dy == 0)) return;
 552
 553     if (!m_updateRegion.IsEmpty())
 554     {
 555         m_updateRegion.Offset( dx, dy );
 556
 557         int cw = 0;
 558         int ch = 0;
 559         GetSize( &cw, &ch );  // GetClientSize() ??
 560         m_updateRegion.Intersect( 0, 0, cw, ch );
 561     }
 562
 563     if (!m_clearRegion.IsEmpty())
 564     {
 565         m_clearRegion.Offset( dx, dy );
 566
 567         int cw = 0;
 568         int ch = 0;
 569         GetSize( &cw, &ch );  // GetClientSize() ??
 570         m_clearRegion.Intersect( 0, 0, cw, ch );
 571     }
 572
 573     Window xwindow = (Window) GetClientWindow();
 574
 575     wxCHECK_RET( xwindow, wxT("invalid window") );
 576
 577     Display *xdisplay = wxGlobalDisplay();
 578
 579     GC xgc = XCreateGC( xdisplay, xwindow, 0, NULL );
 580     XSetGraphicsExposures( xdisplay, xgc, True );
 581
 582     int s_x = 0;
 583     int s_y = 0;
 584     int cw;
 585     int ch;
 586     if (rect)
 587     {
 588         s_x = rect->x;
 589         s_y = rect->y;
 590
 591         cw = rect->width;
 592         ch = rect->height;
 593     }
 594     else
 595     {
 596         s_x = 0;
 597         s_y = 0;
 598         GetClientSize( &cw, &ch );
 599     }
 600
 601 #if wxUSE_TWO_WINDOWS
 602     wxPoint offset( 0,0 );
 603 #else
 604     wxPoint offset = GetClientAreaOrigin();
 605     s_x += offset.x;
 606     s_y += offset.y;
 607 #endif
 608
 609     int w = cw - abs(dx);
 610     int h = ch - abs(dy);
 611
 612     if ((h < 0) || (w < 0))
 613     {
 614         Refresh();
 615     }
 616     else
 617     {
 618         wxRect rect;
 619         if (dx < 0) rect.x = cw+dx + offset.x; else rect.x = s_x;
 620         if (dy < 0) rect.y = ch+dy + offset.y; else rect.y = s_y;
 621         if (dy != 0) rect.width = cw; else rect.width = abs(dx);
 622         if (dx != 0) rect.height = ch; else rect.height = abs(dy);
 623
 624         int d_x = s_x;
 625         int d_y = s_y;
 626
 627         if (dx < 0) s_x += -dx;
 628         if (dy < 0) s_y += -dy;
 629         if (dx > 0) d_x = dx + offset.x;
 630         if (dy > 0) d_y = dy + offset.y;
 631
 632         XCopyArea( xdisplay, xwindow, xwindow, xgc, s_x, s_y, w, h, d_x, d_y );
 633
 634         // wxLogDebug( "Copy: s_x %d s_y %d w %d h %d d_x %d d_y %d", s_x, s_y, w, h, d_x, d_y );
 635
 636         // wxLogDebug( "Update: %d %d %d %d", rect.x, rect.y, rect.width, rect.height );
 637
 638         m_updateRegion.Union( rect );
 639         m_clearRegion.Union( rect );
 640     }
 641
 642     XFreeGC( xdisplay, xgc );
 643 }
 644
 645 // ---------------------------------------------------------------------------
 646 // drag and drop
 647 // ---------------------------------------------------------------------------
 648
 649 #if wxUSE_DRAG_AND_DROP
 650
 651 void wxWindowX11::SetDropTarget(wxDropTarget * WXUNUSED(pDropTarget))
 652 {
 653     // TODO
 654 }
 655
 656 #endif
 657
 658 // Old style file-manager drag&drop
 659 void wxWindowX11::DragAcceptFiles(bool WXUNUSED(accept))
 660 {
 661     // TODO
 662 }
 663
 664 // ----------------------------------------------------------------------------
 665 // tooltips
 666 // ----------------------------------------------------------------------------
 667
 668 #if wxUSE_TOOLTIPS
 669
 670 void wxWindowX11::DoSetToolTip(wxToolTip * WXUNUSED(tooltip))
 671 {
 672     // TODO
 673 }
 674
 675 #endif // wxUSE_TOOLTIPS
 676
 677 // ---------------------------------------------------------------------------
 678 // moving and resizing
 679 // ---------------------------------------------------------------------------
 680
 681 bool wxWindowX11::PreResize()
 682 {
 683     return TRUE;
 684 }
 685
 686 // Get total size
 687 void wxWindowX11::DoGetSize(int *x, int *y) const
 688 {
 689     Window xwindow = (Window) m_mainWindow;
 690
 691     wxCHECK_RET( xwindow, wxT("invalid window") );
 692
 693     //XSync(wxGlobalDisplay(), False);
 694
 695     XWindowAttributes attr;
 696     Status status = XGetWindowAttributes( wxGlobalDisplay(), xwindow, &attr );
 697     wxASSERT(status);
 698
 699     if (status)
 700     {
 701         *x = attr.width /* + 2*m_borderSize */ ;
 702         *y = attr.height /* + 2*m_borderSize */ ;
 703     }
 704 }
 705
 706 void wxWindowX11::DoGetPosition(int *x, int *y) const
 707 {
 708     Window window = (Window) m_mainWindow;
 709     if (window)
 710     {
 711         //XSync(wxGlobalDisplay(), False);
 712         XWindowAttributes attr;
 713         Status status = XGetWindowAttributes(wxGlobalDisplay(), window, & attr);
 714         wxASSERT(status);
 715
 716         if (status)
 717         {
 718             *x = attr.x;
 719             *y = attr.y;
 720
 721             // We may be faking the client origin. So a window that's really at (0, 30)
 722             // may appear (to wxWin apps) to be at (0, 0).
 723             if (GetParent())
 724             {
 725                 wxPoint pt(GetParent()->GetClientAreaOrigin());
 726                 *x -= pt.x;
 727                 *y -= pt.y;
 728             }
 729         }
 730     }
 731 }
 732
 733 void wxWindowX11::DoScreenToClient(int *x, int *y) const
 734 {
 735     Display *display = wxGlobalDisplay();
 736     Window rootWindow = RootWindowOfScreen(DefaultScreenOfDisplay(display));
 737     Window thisWindow = (Window) m_clientWindow;
 738
 739     Window childWindow;
 740     int xx = *x;
 741     int yy = *y;
 742     XTranslateCoordinates(display, rootWindow, thisWindow, xx, yy, x, y, &childWindow);
 743 }
 744
 745 void wxWindowX11::DoClientToScreen(int *x, int *y) const
 746 {
 747     Display *display = wxGlobalDisplay();
 748     Window rootWindow = RootWindowOfScreen(DefaultScreenOfDisplay(display));
 749     Window thisWindow = (Window) m_clientWindow;
 750
 751     Window childWindow;
 752     int xx = *x;
 753     int yy = *y;
 754     XTranslateCoordinates(display, thisWindow, rootWindow, xx, yy, x, y, &childWindow);
 755 }
 756
 757
 758 // Get size *available for subwindows* i.e. excluding menu bar etc.
 759 void wxWindowX11::DoGetClientSize(int *x, int *y) const
 760 {
 761     Window window = (Window) m_mainWindow;
 762
 763     if (window)
 764     {
 765         XWindowAttributes attr;
 766         Status status = XGetWindowAttributes( wxGlobalDisplay(), window, &attr );
 767         wxASSERT(status);
 768
 769         if (status)
 770         {
 771             *x = attr.width ;
 772             *y = attr.height ;
 773         }
 774     }
 775 }
 776
 777 void wxWindowX11::DoSetSize(int x, int y, int width, int height, int sizeFlags)
 778 {
 779     //    wxLogDebug("DoSetSize: %s (%ld) %d, %d %dx%d", GetClassInfo()->GetClassName(), GetId(), x, y, width, height);
 780
 781     Window xwindow = (Window) m_mainWindow;
 782
 783     wxCHECK_RET( xwindow, wxT("invalid window") );
 784
 785     XWindowAttributes attr;
 786     Status status = XGetWindowAttributes( wxGlobalDisplay(), xwindow, &attr );
 787     wxCHECK_RET( status, wxT("invalid window attributes") );
 788
 789     int new_x = attr.x;
 790     int new_y = attr.y;
 791     int new_w = attr.width;
 792     int new_h = attr.height;
 793
 794     if (x != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 795     {
 796         int yy = 0;
 797         AdjustForParentClientOrigin( x, yy, sizeFlags);
 798         new_x = x;
 799     }
 800     if (y != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 801     {
 802         int xx = 0;
 803         AdjustForParentClientOrigin( xx, y, sizeFlags);
 804         new_y = y;
 805     }
 806     if (width != -1)
 807     {
 808         new_w = width;
 809         if (new_w <= 0)
 810             new_w = 20;
 811     }
 812     if (height != -1)
 813     {
 814         new_h = height;
 815         if (new_h <= 0)
 816             new_h = 20;
 817     }
 818
 819     DoMoveWindow( new_x, new_y, new_w, new_h );
 820 }
 821
 822 void wxWindowX11::DoSetClientSize(int width, int height)
 823 {
 824     //    wxLogDebug("DoSetClientSize: %s (%ld) %dx%d", GetClassInfo()->GetClassName(), GetId(), width, height);
 825
 826     Window xwindow = (Window) m_mainWindow;
 827
 828     wxCHECK_RET( xwindow, wxT("invalid window") );
 829
 830     XResizeWindow( wxGlobalDisplay(), xwindow, width, height );
 831
 832     if (m_mainWindow != m_clientWindow)
 833     {
 834         xwindow = (Window) m_clientWindow;
 835
 836         if (HasFlag( wxSUNKEN_BORDER) || HasFlag( wxRAISED_BORDER))
 837         {
 838             width -= 4;
 839             height -= 4;
 840         } else
 841         if (HasFlag( wxSIMPLE_BORDER ))
 842         {
 843             width -= 2;
 844             height -= 2;
 845         }
 846
 847         XResizeWindow( wxGlobalDisplay(), xwindow, width, height );
 848     }
 849 }
 850
 851 // For implementation purposes - sometimes decorations make the client area
 852 // smaller
 853 wxPoint wxWindowX11::GetClientAreaOrigin() const
 854 {
 855     return wxPoint(0, 0);
 856 }
 857
 858 void wxWindowX11::DoMoveWindow(int x, int y, int width, int height)
 859 {
 860     Window xwindow = (Window) m_mainWindow;
 861
 862     wxCHECK_RET( xwindow, wxT("invalid window") );
 863
 864 #if !wxUSE_NANOX
 865
 866     XMoveResizeWindow( wxGlobalDisplay(), xwindow, x, y, width, height );
 867     if (m_mainWindow != m_clientWindow)
 868     {
 869         xwindow = (Window) m_clientWindow;
 870
 871         if (HasFlag( wxSUNKEN_BORDER) || HasFlag( wxRAISED_BORDER))
 872         {
 873             x = 2;
 874             y = 2;
 875             width -= 4;
 876             height -= 4;
 877         } else
 878         if (HasFlag( wxSIMPLE_BORDER ))
 879         {
 880             x = 1;
 881             y = 1;
 882             width -= 2;
 883             height -= 2;
 884         } else
 885         {
 886             x = 0;
 887             y = 0;
 888         }
 889
 890         wxWindow *window = (wxWindow*) this;
 891         wxScrollBar *sb = window->GetScrollbar( wxHORIZONTAL );
 892         if (sb && sb->IsShown())
 893         {
 894             wxSize size = sb->GetSize();
 895             height -= size.y;
 896         }
 897         sb = window->GetScrollbar( wxVERTICAL );
 898         if (sb && sb->IsShown())
 899         {
 900             wxSize size = sb->GetSize();
 901             width -= size.x;
 902         }
 903
 904         XMoveResizeWindow( wxGlobalDisplay(), xwindow, x, y, width, height );
 905     }
 906
 907 #else
 908
 909     XWindowChanges windowChanges;
 910     windowChanges.x = x;
 911     windowChanges.y = y;
 912     windowChanges.width = width;
 913     windowChanges.height = height;
 914     windowChanges.stack_mode = 0;
 915     int valueMask = CWX | CWY | CWWidth | CWHeight;
 916
 917     XConfigureWindow( wxGlobalDisplay(), xwindow, valueMask, &windowChanges );
 918
 919 #endif
 920 }
 921
 922 void wxWindowX11::SetSizeHints(int minW, int minH, int maxW, int maxH, int incW, int incH)
 923 {
 924     m_minWidth = minW;
 925     m_minHeight = minH;
 926     m_maxWidth = maxW;
 927     m_maxHeight = maxH;
 928
 929 #if !wxUSE_NANOX
 930     XSizeHints sizeHints;
 931     sizeHints.flags = 0;
 932
 933     if (minW > -1 && minH > -1)
 934     {
 935         sizeHints.flags |= PMinSize;
 936         sizeHints.min_width = minW;
 937         sizeHints.min_height = minH;
 938     }
 939     if (maxW > -1 && maxH > -1)
 940     {
 941         sizeHints.flags |= PMaxSize;
 942         sizeHints.max_width = maxW;
 943         sizeHints.max_height = maxH;
 944     }
 945     if (incW > -1 && incH > -1)
 946     {
 947         sizeHints.flags |= PResizeInc;
 948         sizeHints.width_inc = incW;
 949         sizeHints.height_inc = incH;
 950     }
 951
 952     XSetWMNormalHints(wxGlobalDisplay(), (Window) m_mainWindow, &sizeHints );
 953 #endif
 954 }
 955
 956 // ---------------------------------------------------------------------------
 957 // text metrics
 958 // ---------------------------------------------------------------------------
 959
 960 int wxWindowX11::GetCharHeight() const
 961 {
 962     wxCHECK_MSG( m_font.Ok(), 0, "valid window font needed" );
 963
 964     WXFontStructPtr pFontStruct = m_font.GetFontStruct(1.0, wxGlobalDisplay());
 965
 966     int direction, ascent, descent;
 967     XCharStruct overall;
 968     XTextExtents ((XFontStruct*) pFontStruct, "x", 1, &direction, &ascent,
 969         &descent, &overall);
 970
 971     //  return (overall.ascent + overall.descent);
 972     return (ascent + descent);
 973 }
 974
 975 int wxWindowX11::GetCharWidth() const
 976 {
 977     wxCHECK_MSG( m_font.Ok(), 0, "valid window font needed" );
 978
 979     WXFontStructPtr pFontStruct = m_font.GetFontStruct(1.0, wxGlobalDisplay());
 980
 981     int direction, ascent, descent;
 982     XCharStruct overall;
 983     XTextExtents ((XFontStruct*) pFontStruct, "x", 1, &direction, &ascent,
 984         &descent, &overall);
 985
 986     return overall.width;
 987 }
 988
 989 void wxWindowX11::GetTextExtent(const wxString& string,
 990                              int *x, int *y,
 991                              int *descent, int *externalLeading,
 992                              const wxFont *theFont) const
 993 {
 994     wxFont fontToUse = m_font;
 995     if (theFont) fontToUse = *theFont;
 996
 997     wxCHECK_RET( fontToUse.Ok(), wxT("invalid font") );
 998
 999     WXFontStructPtr pFontStruct = fontToUse.GetFontStruct(1.0, wxGlobalDisplay());
1000
1001     int direction, ascent, descent2;
1002     XCharStruct overall;
1003     int slen = string.Len();
1004
1005 #if 0
1006     if (use16)
1007         XTextExtents16((XFontStruct*) pFontStruct, (XChar2b *) (char*) (const char*) string, slen, &direction,
1008         &ascent, &descent2, &overall);
1009 #endif
1010
1011     XTextExtents((XFontStruct*) pFontStruct, (char*) string.c_str(), slen,
1012                  &direction, &ascent, &descent2, &overall);
1013
1014     if ( x )
1015         *x = (overall.width);
1016     if ( y )
1017         *y = (ascent + descent2);
1018     if (descent)
1019         *descent = descent2;
1020     if (externalLeading)
1021         *externalLeading = 0;
1022
1023 }
1024
1025 // ----------------------------------------------------------------------------
1026 // painting
1027 // ----------------------------------------------------------------------------
1028
1029 void wxWindowX11::Refresh(bool eraseBack, const wxRect *rect)
1030 {
1031     if (eraseBack)
1032     {
1033         if (rect)
1034         {
1035             // Schedule for later Updating in ::Update() or ::OnInternalIdle().
1036             m_clearRegion.Union( rect->x, rect->y, rect->width, rect->height );
1037         }
1038         else
1039         {
1040             int height,width;
1041             GetSize( &width, &height );
1042
1043             // Schedule for later Updating in ::Update() or ::OnInternalIdle().
1044             m_clearRegion.Clear();
1045             m_clearRegion.Union( 0, 0, width, height );
1046         }
1047     }
1048
1049     if (rect)
1050     {
1051          // Schedule for later Updating in ::Update() or ::OnInternalIdle().
1052          m_updateRegion.Union( rect->x, rect->y, rect->width, rect->height );
1053     }
1054     else
1055     {
1056         int height,width;
1057         GetSize( &width, &height );
1058
1059         // Schedule for later Updating in ::Update() or ::OnInternalIdle().
1060         m_updateRegion.Clear();
1061         m_updateRegion.Union( 0, 0, width, height );
1062     }
1063 }
1064
1065 void wxWindowX11::Update()
1066 {
1067     if (m_updateNcArea)
1068     {
1069         // wxLogDebug("wxWindowX11::UpdateNC: %s", GetClassInfo()->GetClassName());
1070         // Send nc paint events.
1071         SendNcPaintEvents();
1072     }
1073
1074     if (!m_updateRegion.IsEmpty())
1075     {
1076         // wxLogDebug("wxWindowX11::Update: %s", GetClassInfo()->GetClassName());
1077         // Actually send erase events.
1078         SendEraseEvents();
1079
1080         // Actually send paint events.
1081         SendPaintEvents();
1082     }
1083 }
1084
1085 void wxWindowX11::Clear()
1086 {
1087 //    wxClientDC dc((wxWindow*) this);
1088 //    wxBrush brush(GetBackgroundColour(), wxSOLID);
1089 //    dc.SetBackground(brush);
1090 //    dc.Clear();
1091 }
1092
1093 void wxWindowX11::SendEraseEvents()
1094 {
1095     if (m_clearRegion.IsEmpty()) return;
1096
1097     wxClientDC dc( (wxWindow*)this );
1098     dc.SetClippingRegion( m_clearRegion );
1099
1100     wxEraseEvent erase_event( GetId(), &dc );
1101     erase_event.SetEventObject( this );
1102
1103     if (!GetEventHandler()->ProcessEvent(erase_event) )
1104     {
1105         Display *xdisplay = wxGlobalDisplay();
1106         Window xwindow = (Window) GetClientWindow();
1107         XSetForeground( xdisplay, g_eraseGC, m_backgroundColour.GetPixel() );
1108
1109         wxRegionIterator upd( m_clearRegion );
1110         while (upd)
1111         {
1112             XFillRectangle( xdisplay, xwindow, g_eraseGC,
1113                             upd.GetX(), upd.GetY(), upd.GetWidth(), upd.GetHeight() );
1114             upd ++;
1115         }
1116     }
1117
1118     m_clearRegion.Clear();
1119 }
1120
1121 void wxWindowX11::SendPaintEvents()
1122 {
1123     //    wxLogDebug("SendPaintEvents: %s (%ld)", GetClassInfo()->GetClassName(), GetId());
1124
1125     m_clipPaintRegion = TRUE;
1126
1127     wxPaintEvent paint_event( GetId() );
1128     paint_event.SetEventObject( this );
1129     GetEventHandler()->ProcessEvent( paint_event );
1130
1131     m_updateRegion.Clear();
1132
1133     m_clipPaintRegion = FALSE;
1134 }
1135
1136 void wxWindowX11::SendNcPaintEvents()
1137 {
1138     wxNcPaintEvent nc_paint_event( GetId() );
1139     nc_paint_event.SetEventObject( this );
1140     GetEventHandler()->ProcessEvent( nc_paint_event );
1141
1142     m_updateNcArea = FALSE;
1143 }
1144
1145 // ----------------------------------------------------------------------------
1146 // event handlers
1147 // ----------------------------------------------------------------------------
1148
1149 // Responds to colour changes: passes event on to children.
1150 void wxWindowX11::OnSysColourChanged(wxSysColourChangedEvent& event)
1151 {
1152     wxWindowList::Node *node = GetChildren().GetFirst();
1153     while ( node )
1154     {
1155         // Only propagate to non-top-level windows
1156         wxWindow *win = node->GetData();
1157         if ( win->GetParent() )
1158         {
1159             wxSysColourChangedEvent event2;
1160             event.m_eventObject = win;
1161             win->GetEventHandler()->ProcessEvent(event2);
1162         }
1163
1164         node = node->GetNext();
1165     }
1166 }
1167
1168 void wxWindowX11::OnInternalIdle()
1169 {
1170     // Update invalidated regions.
1171     Update();
1172
1173     // This calls the UI-update mechanism (querying windows for
1174     // menu/toolbar/control state information)
1175     UpdateWindowUI();
1176
1177     // Set the input focus if couldn't do it before
1178     if (m_needsInputFocus)
1179     {
1180         SetFocus();
1181     }
1182 }
1183
1184 // ----------------------------------------------------------------------------
1185 // function which maintain the global hash table mapping Widgets to wxWindows
1186 // ----------------------------------------------------------------------------
1187
1188 bool wxAddWindowToTable(Window w, wxWindow *win)
1189 {
1190     wxWindow *oldItem = NULL;
1191     if ((oldItem = (wxWindow *)wxWidgetHashTable->Get ((long) w)))
1192     {
1193         wxLogDebug("Widget table clash: new widget is %ld, %s",
1194                    (long)w, win->GetClassInfo()->GetClassName());
1195         return FALSE;
1196     }
1197
1198     wxWidgetHashTable->Put((long) w, win);
1199
1200     wxLogTrace("widget", "XWindow 0x%08x <-> window %p (%s)",
1201                w, win, win->GetClassInfo()->GetClassName());
1202
1203     return TRUE;
1204 }
1205
1206 wxWindow *wxGetWindowFromTable(Window w)
1207 {
1208     return (wxWindow *)wxWidgetHashTable->Get((long) w);
1209 }
1210
1211 void wxDeleteWindowFromTable(Window w)
1212 {
1213     wxWidgetHashTable->Delete((long)w);
1214 }
1215
1216 // ----------------------------------------------------------------------------
1217 // function which maintain the global hash table mapping client widgets
1218 // ----------------------------------------------------------------------------
1219
1220 bool wxAddClientWindowToTable(Window w, wxWindow *win)
1221 {
1222     wxWindow *oldItem = NULL;
1223     if ((oldItem = (wxWindow *)wxClientWidgetHashTable->Get ((long) w)))
1224     {
1225         wxLogDebug("Client window table clash: new window is %ld, %s",
1226                    (long)w, win->GetClassInfo()->GetClassName());
1227         return FALSE;
1228     }
1229
1230     wxClientWidgetHashTable->Put((long) w, win);
1231
1232     wxLogTrace("widget", "XWindow 0x%08x <-> window %p (%s)",
1233                w, win, win->GetClassInfo()->GetClassName());
1234
1235     return TRUE;
1236 }
1237
1238 wxWindow *wxGetClientWindowFromTable(Window w)
1239 {
1240     return (wxWindow *)wxClientWidgetHashTable->Get((long) w);
1241 }
1242
1243 void wxDeleteClientWindowFromTable(Window w)
1244 {
1245     wxClientWidgetHashTable->Delete((long)w);
1246 }
1247
1248 // ----------------------------------------------------------------------------
1249 // add/remove window from the table
1250 // ----------------------------------------------------------------------------
1251
1252 // ----------------------------------------------------------------------------
1253 // X11-specific accessors
1254 // ----------------------------------------------------------------------------
1255
1256 WXWindow wxWindowX11::GetMainWindow() const
1257 {
1258     return m_mainWindow;
1259 }
1260
1261 WXWindow wxWindowX11::GetClientWindow() const
1262 {
1263     return m_clientWindow;
1264 }
1265
1266 // ----------------------------------------------------------------------------
1267 // TranslateXXXEvent() functions
1268 // ----------------------------------------------------------------------------
1269
1270 bool wxTranslateMouseEvent(wxMouseEvent& wxevent, wxWindow *win, Window window, XEvent *xevent)
1271 {
1272     switch (XEventGetType(xevent))
1273     {
1274         case EnterNotify:
1275         case LeaveNotify:
1276         case ButtonPress:
1277         case ButtonRelease:
1278         case MotionNotify:
1279         {
1280             wxEventType eventType = wxEVT_NULL;
1281
1282             if (XEventGetType(xevent) == EnterNotify)
1283             {
1284                 //if (local_event.xcrossing.mode!=NotifyNormal)
1285                 //  return ; // Ignore grab events
1286                 eventType = wxEVT_ENTER_WINDOW;
1287                 //            canvas->GetEventHandler()->OnSetFocus();
1288             }
1289             else if (XEventGetType(xevent) == LeaveNotify)
1290             {
1291                 //if (local_event.xcrossingr.mode!=NotifyNormal)
1292                 //  return ; // Ignore grab events
1293                 eventType = wxEVT_LEAVE_WINDOW;
1294                 //            canvas->GetEventHandler()->OnKillFocus();
1295             }
1296             else if (XEventGetType(xevent) == MotionNotify)
1297             {
1298                 eventType = wxEVT_MOTION;
1299             }
1300             else if (XEventGetType(xevent) == ButtonPress)
1301             {
1302                 wxevent.SetTimestamp(XButtonEventGetTime(xevent));
1303                 int button = 0;
1304                 if (XButtonEventLChanged(xevent))
1305                 {
1306                     eventType = wxEVT_LEFT_DOWN;
1307                     button = 1;
1308                 }
1309                 else if (XButtonEventMChanged(xevent))
1310                 {
1311                     eventType = wxEVT_MIDDLE_DOWN;
1312                     button = 2;
1313                 }
1314                 else if (XButtonEventRChanged(xevent))
1315                 {
1316                     eventType = wxEVT_RIGHT_DOWN;
1317                     button = 3;
1318                 }
1319
1320                 // check for a double click
1321                 // TODO: where can we get this value from?
1322                 //long dclickTime = XtGetMultiClickTime(wxGlobalDisplay());
1323                 long dclickTime = 200;
1324                 long ts = wxevent.GetTimestamp();
1325
1326                 int buttonLast = win->GetLastClickedButton();
1327                 long lastTS = win->GetLastClickTime();
1328                 if ( buttonLast && buttonLast == button && (ts - lastTS) < dclickTime )
1329                 {
1330                     // I have a dclick
1331                     win->SetLastClick(0, ts);
1332                     if ( eventType == wxEVT_LEFT_DOWN )
1333                         eventType = wxEVT_LEFT_DCLICK;
1334                     else if ( eventType == wxEVT_MIDDLE_DOWN )
1335                         eventType = wxEVT_MIDDLE_DCLICK;
1336                     else if ( eventType == wxEVT_RIGHT_DOWN )
1337                         eventType = wxEVT_RIGHT_DCLICK;
1338                 }
1339                 else
1340                 {
1341                     // not fast enough or different button
1342                     win->SetLastClick(button, ts);
1343                 }
1344             }
1345             else if (XEventGetType(xevent) == ButtonRelease)
1346             {
1347                 if (XButtonEventLChanged(xevent))
1348                 {
1349                     eventType = wxEVT_LEFT_UP;
1350                 }
1351                 else if (XButtonEventMChanged(xevent))
1352                 {
1353                     eventType = wxEVT_MIDDLE_UP;
1354                 }
1355                 else if (XButtonEventRChanged(xevent))
1356                 {
1357                     eventType = wxEVT_RIGHT_UP;
1358                 }
1359                 else return FALSE;
1360             }
1361             else
1362             {
1363                 return FALSE;
1364             }
1365
1366             wxevent.SetEventType(eventType);
1367
1368             wxevent.m_x = XButtonEventGetX(xevent);
1369             wxevent.m_y = XButtonEventGetY(xevent);
1370
1371             wxevent.m_leftDown = ((eventType == wxEVT_LEFT_DOWN)
1372                 || (XButtonEventLIsDown(xevent)
1373                 && (eventType != wxEVT_LEFT_UP)));
1374             wxevent.m_middleDown = ((eventType == wxEVT_MIDDLE_DOWN)
1375                 || (XButtonEventMIsDown(xevent)
1376                 && (eventType != wxEVT_MIDDLE_UP)));
1377             wxevent.m_rightDown = ((eventType == wxEVT_RIGHT_DOWN)
1378                 || (XButtonEventRIsDown (xevent)
1379                 && (eventType != wxEVT_RIGHT_UP)));
1380
1381             wxevent.m_shiftDown = XButtonEventShiftIsDown(xevent);
1382             wxevent.m_controlDown = XButtonEventCtrlIsDown(xevent);
1383             wxevent.m_altDown = XButtonEventAltIsDown(xevent);
1384             wxevent.m_metaDown = XButtonEventMetaIsDown(xevent);
1385
1386             wxevent.SetId(win->GetId());
1387             wxevent.SetEventObject(win);
1388
1389             return TRUE;
1390         }
1391     }
1392     return FALSE;
1393 }
1394
1395 bool wxTranslateKeyEvent(wxKeyEvent& wxevent, wxWindow *win, Window WXUNUSED(win), XEvent *xevent)
1396 {
1397     switch (XEventGetType(xevent))
1398     {
1399     case KeyPress:
1400     case KeyRelease:
1401         {
1402             char buf[20];
1403
1404             KeySym keySym;
1405             (void) XLookupString ((XKeyEvent *) xevent, buf, 20, &keySym, NULL);
1406             int id = wxCharCodeXToWX (keySym);
1407
1408             wxevent.m_shiftDown = XKeyEventShiftIsDown(xevent);
1409             wxevent.m_controlDown = XKeyEventCtrlIsDown(xevent);
1410             wxevent.m_altDown = XKeyEventAltIsDown(xevent);
1411             wxevent.m_metaDown = XKeyEventMetaIsDown(xevent);
1412             wxevent.SetEventObject(win);
1413             wxevent.m_keyCode = id;
1414             wxevent.SetTimestamp(XKeyEventGetTime(xevent));
1415
1416             wxevent.m_x = XKeyEventGetX(xevent);
1417             wxevent.m_y = XKeyEventGetY(xevent);
1418
1419             if (id > -1)
1420                 return TRUE;
1421             else
1422                 return FALSE;
1423             break;
1424         }
1425     default:
1426         break;
1427     }
1428     return FALSE;
1429 }
1430
1431 // ----------------------------------------------------------------------------
1432 // Colour stuff
1433 // ----------------------------------------------------------------------------
1434
1435 bool wxWindowX11::SetBackgroundColour(const wxColour& col)
1436 {
1437     wxWindowBase::SetBackgroundColour(col);
1438
1439     Display *xdisplay = (Display*) wxGlobalDisplay();
1440     int xscreen = DefaultScreen( xdisplay );
1441     Colormap cm = DefaultColormap( xdisplay, xscreen );
1442
1443     m_backgroundColour.CalcPixel( (WXColormap) cm );
1444
1445     // We don't set the background colour as we paint
1446     // the background ourselves.
1447     // XSetWindowBackground( xdisplay, (Window) m_clientWindow, m_backgroundColour.GetPixel() );
1448
1449     return TRUE;
1450 }
1451
1452 bool wxWindowX11::SetForegroundColour(const wxColour& col)
1453 {
1454     if ( !wxWindowBase::SetForegroundColour(col) )
1455         return FALSE;
1456
1457     return TRUE;
1458 }
1459
1460 // ----------------------------------------------------------------------------
1461 // global functions
1462 // ----------------------------------------------------------------------------
1463
1464 wxWindow *wxGetActiveWindow()
1465 {
1466     // TODO
1467     wxFAIL_MSG("Not implemented");
1468     return NULL;
1469 }
1470
1471 /* static */
1472 wxWindow *wxWindowBase::GetCapture()
1473 {
1474     return (wxWindow *)g_captureWindow;
1475 }
1476
1477
1478 // Find the wxWindow at the current mouse position, returning the mouse
1479 // position.
1480 wxWindow* wxFindWindowAtPointer(wxPoint& pt)
1481 {
1482     return wxFindWindowAtPoint(wxGetMousePosition());
1483 }
1484
1485 // Get the current mouse position.
1486 wxPoint wxGetMousePosition()
1487 {
1488 #if wxUSE_NANOX
1489     /* TODO */
1490     return wxPoint(0, 0);
1491 #else
1492     Display *display = wxGlobalDisplay();
1493     Window rootWindow = RootWindowOfScreen (DefaultScreenOfDisplay(display));
1494     Window rootReturn, childReturn;
1495     int rootX, rootY, winX, winY;
1496     unsigned int maskReturn;
1497
1498     XQueryPointer (display,
1499                    rootWindow,
1500                    &rootReturn,
1501                    &childReturn,
1502                    &rootX, &rootY, &winX, &winY, &maskReturn);
1503     return wxPoint(rootX, rootY);
1504 #endif
1505 }
1506
1507
1508 // ----------------------------------------------------------------------------
1509 // wxNoOptimize: switch off size optimization
1510 // ----------------------------------------------------------------------------
1511
1512 int wxNoOptimize::ms_count = 0;
1513
1514
1515 // ----------------------------------------------------------------------------
1516 // wxDCModule
1517 // ----------------------------------------------------------------------------
1518
1519 class wxWinModule : public wxModule
1520 {
1521 public:
1522     bool OnInit();
1523     void OnExit();
1524
1525 private:
1526     DECLARE_DYNAMIC_CLASS(wxWinModule)
1527 };
1528
1529 IMPLEMENT_DYNAMIC_CLASS(wxWinModule, wxModule)
1530
1531 bool wxWinModule::OnInit()
1532 {
1533     Display *xdisplay = wxGlobalDisplay();
1534     int xscreen = DefaultScreen( xdisplay );
1535     Window xroot = RootWindow( xdisplay, xscreen );
1536     g_eraseGC = XCreateGC( xdisplay, xroot, 0, NULL );
1537     XSetFillStyle( xdisplay, g_eraseGC, FillSolid );
1538
1539     return TRUE;
1540 }
1541
1542 void wxWinModule::OnExit()
1543 {
1544     Display *xdisplay = wxGlobalDisplay();
1545     XFreeGC( xdisplay, g_eraseGC );
1546 }
1547
1548