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         if (!win)
 383         {
 384             win = wxGetClientWindowFromTable( xfocus );
 385         }
 386
 387         return win;
 388     }
 389
 390     return NULL;
 391 }
 392
 393 // Enabling/disabling handled by event loop, and not sending events
 394 // if disabled.
 395 bool wxWindowX11::Enable(bool enable)
 396 {
 397     if ( !wxWindowBase::Enable(enable) )
 398         return FALSE;
 399
 400     return TRUE;
 401 }
 402
 403 bool wxWindowX11::Show(bool show)
 404 {
 405     wxWindowBase::Show(show);
 406
 407     Window xwindow = (Window) m_mainWindow;
 408     Display *xdisp = wxGlobalDisplay();
 409     if (show)
 410     {
 411         // wxLogDebug( "Mapping window of type %s", GetName().c_str() );
 412         XMapWindow(xdisp, xwindow);
 413     }
 414     else
 415     {
 416         // wxLogDebug( "Unmapping window of type %s", GetName().c_str() );
 417         XUnmapWindow(xdisp, xwindow);
 418     }
 419
 420     return TRUE;
 421 }
 422
 423 // Raise the window to the top of the Z order
 424 void wxWindowX11::Raise()
 425 {
 426     if (m_mainWindow)
 427         XRaiseWindow( wxGlobalDisplay(), (Window) m_mainWindow );
 428 }
 429
 430 // Lower the window to the bottom of the Z order
 431 void wxWindowX11::Lower()
 432 {
 433     if (m_mainWindow)
 434         XLowerWindow( wxGlobalDisplay(), (Window) m_mainWindow );
 435 }
 436
 437 void wxWindowX11::DoCaptureMouse()
 438 {
 439     if ((g_captureWindow != NULL) && (g_captureWindow != this))
 440     {
 441         wxASSERT_MSG(FALSE, "Trying to capture before mouse released.");
 442
 443         // Core dump now
 444         int *tmp = NULL;
 445         (*tmp) = 1;
 446         return;
 447     }
 448
 449     if (m_winCaptured)
 450         return;
 451
 452     Window xwindow = (Window) m_clientWindow;
 453
 454     wxCHECK_RET( xwindow, wxT("invalid window") );
 455
 456     g_captureWindow = (wxWindow*) this;
 457
 458     if (xwindow)
 459     {
 460         int res = XGrabPointer(wxGlobalDisplay(), xwindow,
 461             FALSE,
 462             ButtonPressMask | ButtonReleaseMask | ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask,
 463             GrabModeAsync,
 464                 GrabModeAsync,
 465             None,
 466             None, /* cursor */ // TODO: This may need to be set to the cursor of this window
 467             CurrentTime );
 468
 469         if (res != GrabSuccess)
 470         {
 471             wxString msg;
 472             msg.Printf("Failed to grab pointer for window %s", this->GetClassInfo()->GetClassName());
 473             wxLogDebug(msg);
 474             if (res == GrabNotViewable)
 475             {
 476                 wxLogDebug("This is not a viewable window - perhaps not shown yet?");
 477             }
 478             g_captureWindow = NULL;
 479             return;
 480         }
 481
 482         m_winCaptured = TRUE;
 483     }
 484 }
 485
 486 void wxWindowX11::DoReleaseMouse()
 487 {
 488     g_captureWindow = NULL;
 489
 490     if ( !m_winCaptured )
 491         return;
 492
 493     Window xwindow = (Window) m_clientWindow;
 494
 495     if (xwindow)
 496     {
 497         XUngrabPointer( wxGlobalDisplay(), CurrentTime );
 498     }
 499
 500     // wxLogDebug( "Ungrabbed pointer in %s", GetName().c_str() );
 501
 502     m_winCaptured = FALSE;
 503 }
 504
 505 bool wxWindowX11::SetFont(const wxFont& font)
 506 {
 507     if ( !wxWindowBase::SetFont(font) )
 508     {
 509         // nothing to do
 510         return FALSE;
 511     }
 512
 513     return TRUE;
 514 }
 515
 516 bool wxWindowX11::SetCursor(const wxCursor& cursor)
 517 {
 518     if ( !wxWindowBase::SetCursor(cursor) )
 519     {
 520         // no change
 521         return FALSE;
 522     }
 523
 524     Window xwindow = (Window) m_clientWindow;
 525
 526     wxCHECK_MSG( xwindow, FALSE, wxT("invalid window") );
 527
 528     wxCursor cursorToUse;
 529     if (m_cursor.Ok())
 530         cursorToUse = m_cursor;
 531     else
 532         cursorToUse = *wxSTANDARD_CURSOR;
 533
 534     Cursor xcursor = (Cursor) cursorToUse.GetCursor();
 535
 536     XDefineCursor( wxGlobalDisplay(), xwindow, xcursor );
 537
 538     return TRUE;
 539 }
 540
 541 // Coordinates relative to the window
 542 void wxWindowX11::WarpPointer (int x, int y)
 543 {
 544     Window xwindow = (Window) m_clientWindow;
 545
 546     wxCHECK_RET( xwindow, wxT("invalid window") );
 547
 548     XWarpPointer( wxGlobalDisplay(), None, xwindow, 0, 0, 0, 0, x, y);
 549 }
 550
 551 // Does a physical scroll
 552 void wxWindowX11::ScrollWindow(int dx, int dy, const wxRect *rect)
 553 {
 554     // No scrolling requested.
 555     if ((dx == 0) && (dy == 0)) return;
 556
 557     if (!m_updateRegion.IsEmpty())
 558     {
 559         m_updateRegion.Offset( dx, dy );
 560
 561         int cw = 0;
 562         int ch = 0;
 563         GetSize( &cw, &ch );  // GetClientSize() ??
 564         m_updateRegion.Intersect( 0, 0, cw, ch );
 565     }
 566
 567     if (!m_clearRegion.IsEmpty())
 568     {
 569         m_clearRegion.Offset( dx, dy );
 570
 571         int cw = 0;
 572         int ch = 0;
 573         GetSize( &cw, &ch );  // GetClientSize() ??
 574         m_clearRegion.Intersect( 0, 0, cw, ch );
 575     }
 576
 577     Window xwindow = (Window) GetClientWindow();
 578
 579     wxCHECK_RET( xwindow, wxT("invalid window") );
 580
 581     Display *xdisplay = wxGlobalDisplay();
 582
 583     GC xgc = XCreateGC( xdisplay, xwindow, 0, NULL );
 584     XSetGraphicsExposures( xdisplay, xgc, True );
 585
 586     int s_x = 0;
 587     int s_y = 0;
 588     int cw;
 589     int ch;
 590     if (rect)
 591     {
 592         s_x = rect->x;
 593         s_y = rect->y;
 594
 595         cw = rect->width;
 596         ch = rect->height;
 597     }
 598     else
 599     {
 600         s_x = 0;
 601         s_y = 0;
 602         GetClientSize( &cw, &ch );
 603     }
 604
 605 #if wxUSE_TWO_WINDOWS
 606     wxPoint offset( 0,0 );
 607 #else
 608     wxPoint offset = GetClientAreaOrigin();
 609     s_x += offset.x;
 610     s_y += offset.y;
 611 #endif
 612
 613     int w = cw - abs(dx);
 614     int h = ch - abs(dy);
 615
 616     if ((h < 0) || (w < 0))
 617     {
 618         Refresh();
 619     }
 620     else
 621     {
 622         wxRect rect;
 623         if (dx < 0) rect.x = cw+dx + offset.x; else rect.x = s_x;
 624         if (dy < 0) rect.y = ch+dy + offset.y; else rect.y = s_y;
 625         if (dy != 0) rect.width = cw; else rect.width = abs(dx);
 626         if (dx != 0) rect.height = ch; else rect.height = abs(dy);
 627
 628         int d_x = s_x;
 629         int d_y = s_y;
 630
 631         if (dx < 0) s_x += -dx;
 632         if (dy < 0) s_y += -dy;
 633         if (dx > 0) d_x = dx + offset.x;
 634         if (dy > 0) d_y = dy + offset.y;
 635
 636         XCopyArea( xdisplay, xwindow, xwindow, xgc, s_x, s_y, w, h, d_x, d_y );
 637
 638         // 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 );
 639
 640         // wxLogDebug( "Update: %d %d %d %d", rect.x, rect.y, rect.width, rect.height );
 641
 642         m_updateRegion.Union( rect );
 643         m_clearRegion.Union( rect );
 644     }
 645
 646     XFreeGC( xdisplay, xgc );
 647 }
 648
 649 // ---------------------------------------------------------------------------
 650 // drag and drop
 651 // ---------------------------------------------------------------------------
 652
 653 #if wxUSE_DRAG_AND_DROP
 654
 655 void wxWindowX11::SetDropTarget(wxDropTarget * WXUNUSED(pDropTarget))
 656 {
 657     // TODO
 658 }
 659
 660 #endif
 661
 662 // Old style file-manager drag&drop
 663 void wxWindowX11::DragAcceptFiles(bool WXUNUSED(accept))
 664 {
 665     // TODO
 666 }
 667
 668 // ----------------------------------------------------------------------------
 669 // tooltips
 670 // ----------------------------------------------------------------------------
 671
 672 #if wxUSE_TOOLTIPS
 673
 674 void wxWindowX11::DoSetToolTip(wxToolTip * WXUNUSED(tooltip))
 675 {
 676     // TODO
 677 }
 678
 679 #endif // wxUSE_TOOLTIPS
 680
 681 // ---------------------------------------------------------------------------
 682 // moving and resizing
 683 // ---------------------------------------------------------------------------
 684
 685 bool wxWindowX11::PreResize()
 686 {
 687     return TRUE;
 688 }
 689
 690 // Get total size
 691 void wxWindowX11::DoGetSize(int *x, int *y) const
 692 {
 693     Window xwindow = (Window) m_mainWindow;
 694
 695     wxCHECK_RET( xwindow, wxT("invalid window") );
 696
 697     //XSync(wxGlobalDisplay(), False);
 698
 699     XWindowAttributes attr;
 700     Status status = XGetWindowAttributes( wxGlobalDisplay(), xwindow, &attr );
 701     wxASSERT(status);
 702
 703     if (status)
 704     {
 705         *x = attr.width /* + 2*m_borderSize */ ;
 706         *y = attr.height /* + 2*m_borderSize */ ;
 707     }
 708 }
 709
 710 void wxWindowX11::DoGetPosition(int *x, int *y) const
 711 {
 712     Window window = (Window) m_mainWindow;
 713     if (window)
 714     {
 715         //XSync(wxGlobalDisplay(), False);
 716         XWindowAttributes attr;
 717         Status status = XGetWindowAttributes(wxGlobalDisplay(), window, & attr);
 718         wxASSERT(status);
 719
 720         if (status)
 721         {
 722             *x = attr.x;
 723             *y = attr.y;
 724
 725             // We may be faking the client origin. So a window that's really at (0, 30)
 726             // may appear (to wxWin apps) to be at (0, 0).
 727             if (GetParent())
 728             {
 729                 wxPoint pt(GetParent()->GetClientAreaOrigin());
 730                 *x -= pt.x;
 731                 *y -= pt.y;
 732             }
 733         }
 734     }
 735 }
 736
 737 void wxWindowX11::DoScreenToClient(int *x, int *y) const
 738 {
 739     Display *display = wxGlobalDisplay();
 740     Window rootWindow = RootWindowOfScreen(DefaultScreenOfDisplay(display));
 741     Window thisWindow = (Window) m_clientWindow;
 742
 743     Window childWindow;
 744     int xx = *x;
 745     int yy = *y;
 746     XTranslateCoordinates(display, rootWindow, thisWindow, xx, yy, x, y, &childWindow);
 747 }
 748
 749 void wxWindowX11::DoClientToScreen(int *x, int *y) const
 750 {
 751     Display *display = wxGlobalDisplay();
 752     Window rootWindow = RootWindowOfScreen(DefaultScreenOfDisplay(display));
 753     Window thisWindow = (Window) m_clientWindow;
 754
 755     Window childWindow;
 756     int xx = *x;
 757     int yy = *y;
 758     XTranslateCoordinates(display, thisWindow, rootWindow, xx, yy, x, y, &childWindow);
 759 }
 760
 761
 762 // Get size *available for subwindows* i.e. excluding menu bar etc.
 763 void wxWindowX11::DoGetClientSize(int *x, int *y) const
 764 {
 765     Window window = (Window) m_mainWindow;
 766
 767     if (window)
 768     {
 769         XWindowAttributes attr;
 770         Status status = XGetWindowAttributes( wxGlobalDisplay(), window, &attr );
 771         wxASSERT(status);
 772
 773         if (status)
 774         {
 775             *x = attr.width ;
 776             *y = attr.height ;
 777         }
 778     }
 779 }
 780
 781 void wxWindowX11::DoSetSize(int x, int y, int width, int height, int sizeFlags)
 782 {
 783     //    wxLogDebug("DoSetSize: %s (%ld) %d, %d %dx%d", GetClassInfo()->GetClassName(), GetId(), x, y, width, height);
 784
 785     Window xwindow = (Window) m_mainWindow;
 786
 787     wxCHECK_RET( xwindow, wxT("invalid window") );
 788
 789     XWindowAttributes attr;
 790     Status status = XGetWindowAttributes( wxGlobalDisplay(), xwindow, &attr );
 791     wxCHECK_RET( status, wxT("invalid window attributes") );
 792
 793     int new_x = attr.x;
 794     int new_y = attr.y;
 795     int new_w = attr.width;
 796     int new_h = attr.height;
 797
 798     if (x != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 799     {
 800         int yy = 0;
 801         AdjustForParentClientOrigin( x, yy, sizeFlags);
 802         new_x = x;
 803     }
 804     if (y != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 805     {
 806         int xx = 0;
 807         AdjustForParentClientOrigin( xx, y, sizeFlags);
 808         new_y = y;
 809     }
 810     if (width != -1)
 811     {
 812         new_w = width;
 813         if (new_w <= 0)
 814             new_w = 20;
 815     }
 816     if (height != -1)
 817     {
 818         new_h = height;
 819         if (new_h <= 0)
 820             new_h = 20;
 821     }
 822
 823     DoMoveWindow( new_x, new_y, new_w, new_h );
 824 }
 825
 826 void wxWindowX11::DoSetClientSize(int width, int height)
 827 {
 828     //    wxLogDebug("DoSetClientSize: %s (%ld) %dx%d", GetClassInfo()->GetClassName(), GetId(), width, height);
 829
 830     Window xwindow = (Window) m_mainWindow;
 831
 832     wxCHECK_RET( xwindow, wxT("invalid window") );
 833
 834     XResizeWindow( wxGlobalDisplay(), xwindow, width, height );
 835
 836     if (m_mainWindow != m_clientWindow)
 837     {
 838         xwindow = (Window) m_clientWindow;
 839
 840         if (HasFlag( wxSUNKEN_BORDER) || HasFlag( wxRAISED_BORDER))
 841         {
 842             width -= 4;
 843             height -= 4;
 844         } else
 845         if (HasFlag( wxSIMPLE_BORDER ))
 846         {
 847             width -= 2;
 848             height -= 2;
 849         }
 850
 851         XResizeWindow( wxGlobalDisplay(), xwindow, width, height );
 852     }
 853 }
 854
 855 // For implementation purposes - sometimes decorations make the client area
 856 // smaller
 857 wxPoint wxWindowX11::GetClientAreaOrigin() const
 858 {
 859     return wxPoint(0, 0);
 860 }
 861
 862 void wxWindowX11::DoMoveWindow(int x, int y, int width, int height)
 863 {
 864     Window xwindow = (Window) m_mainWindow;
 865
 866     wxCHECK_RET( xwindow, wxT("invalid window") );
 867
 868 #if !wxUSE_NANOX
 869
 870     XMoveResizeWindow( wxGlobalDisplay(), xwindow, x, y, width, height );
 871     if (m_mainWindow != m_clientWindow)
 872     {
 873         xwindow = (Window) m_clientWindow;
 874
 875         if (HasFlag( wxSUNKEN_BORDER) || HasFlag( wxRAISED_BORDER))
 876         {
 877             x = 2;
 878             y = 2;
 879             width -= 4;
 880             height -= 4;
 881         } else
 882         if (HasFlag( wxSIMPLE_BORDER ))
 883         {
 884             x = 1;
 885             y = 1;
 886             width -= 2;
 887             height -= 2;
 888         } else
 889         {
 890             x = 0;
 891             y = 0;
 892         }
 893
 894         wxWindow *window = (wxWindow*) this;
 895         wxScrollBar *sb = window->GetScrollbar( wxHORIZONTAL );
 896         if (sb && sb->IsShown())
 897         {
 898             wxSize size = sb->GetSize();
 899             height -= size.y;
 900         }
 901         sb = window->GetScrollbar( wxVERTICAL );
 902         if (sb && sb->IsShown())
 903         {
 904             wxSize size = sb->GetSize();
 905             width -= size.x;
 906         }
 907
 908         XMoveResizeWindow( wxGlobalDisplay(), xwindow, x, y, wxMax(1, width), wxMax(1, height) );
 909     }
 910
 911 #else
 912
 913     XWindowChanges windowChanges;
 914     windowChanges.x = x;
 915     windowChanges.y = y;
 916     windowChanges.width = width;
 917     windowChanges.height = height;
 918     windowChanges.stack_mode = 0;
 919     int valueMask = CWX | CWY | CWWidth | CWHeight;
 920
 921     XConfigureWindow( wxGlobalDisplay(), xwindow, valueMask, &windowChanges );
 922
 923 #endif
 924 }
 925
 926 void wxWindowX11::SetSizeHints(int minW, int minH, int maxW, int maxH, int incW, int incH)
 927 {
 928     m_minWidth = minW;
 929     m_minHeight = minH;
 930     m_maxWidth = maxW;
 931     m_maxHeight = maxH;
 932
 933 #if !wxUSE_NANOX
 934     XSizeHints sizeHints;
 935     sizeHints.flags = 0;
 936
 937     if (minW > -1 && minH > -1)
 938     {
 939         sizeHints.flags |= PMinSize;
 940         sizeHints.min_width = minW;
 941         sizeHints.min_height = minH;
 942     }
 943     if (maxW > -1 && maxH > -1)
 944     {
 945         sizeHints.flags |= PMaxSize;
 946         sizeHints.max_width = maxW;
 947         sizeHints.max_height = maxH;
 948     }
 949     if (incW > -1 && incH > -1)
 950     {
 951         sizeHints.flags |= PResizeInc;
 952         sizeHints.width_inc = incW;
 953         sizeHints.height_inc = incH;
 954     }
 955
 956     XSetWMNormalHints(wxGlobalDisplay(), (Window) m_mainWindow, &sizeHints );
 957 #endif
 958 }
 959
 960 // ---------------------------------------------------------------------------
 961 // text metrics
 962 // ---------------------------------------------------------------------------
 963
 964 int wxWindowX11::GetCharHeight() const
 965 {
 966     wxCHECK_MSG( m_font.Ok(), 0, "valid window font needed" );
 967
 968     WXFontStructPtr pFontStruct = m_font.GetFontStruct(1.0, wxGlobalDisplay());
 969
 970     int direction, ascent, descent;
 971     XCharStruct overall;
 972     XTextExtents ((XFontStruct*) pFontStruct, "x", 1, &direction, &ascent,
 973         &descent, &overall);
 974
 975     //  return (overall.ascent + overall.descent);
 976     return (ascent + descent);
 977 }
 978
 979 int wxWindowX11::GetCharWidth() const
 980 {
 981     wxCHECK_MSG( m_font.Ok(), 0, "valid window font needed" );
 982
 983     WXFontStructPtr pFontStruct = m_font.GetFontStruct(1.0, wxGlobalDisplay());
 984
 985     int direction, ascent, descent;
 986     XCharStruct overall;
 987     XTextExtents ((XFontStruct*) pFontStruct, "x", 1, &direction, &ascent,
 988         &descent, &overall);
 989
 990     return overall.width;
 991 }
 992
 993 void wxWindowX11::GetTextExtent(const wxString& string,
 994                              int *x, int *y,
 995                              int *descent, int *externalLeading,
 996                              const wxFont *theFont) const
 997 {
 998     wxFont fontToUse = m_font;
 999     if (theFont) fontToUse = *theFont;
1000
1001     wxCHECK_RET( fontToUse.Ok(), wxT("invalid font") );
1002
1003     WXFontStructPtr pFontStruct = fontToUse.GetFontStruct(1.0, wxGlobalDisplay());
1004
1005     int direction, ascent, descent2;
1006     XCharStruct overall;
1007     int slen = string.Len();
1008
1009 #if 0
1010     if (use16)
1011         XTextExtents16((XFontStruct*) pFontStruct, (XChar2b *) (char*) (const char*) string, slen, &direction,
1012         &ascent, &descent2, &overall);
1013 #endif
1014
1015     XTextExtents((XFontStruct*) pFontStruct, (char*) string.c_str(), slen,
1016                  &direction, &ascent, &descent2, &overall);
1017
1018     if ( x )
1019         *x = (overall.width);
1020     if ( y )
1021         *y = (ascent + descent2);
1022     if (descent)
1023         *descent = descent2;
1024     if (externalLeading)
1025         *externalLeading = 0;
1026
1027 }
1028
1029 // ----------------------------------------------------------------------------
1030 // painting
1031 // ----------------------------------------------------------------------------
1032
1033 void wxWindowX11::Refresh(bool eraseBack, const wxRect *rect)
1034 {
1035     if (eraseBack)
1036     {
1037         if (rect)
1038         {
1039             // Schedule for later Updating in ::Update() or ::OnInternalIdle().
1040             m_clearRegion.Union( rect->x, rect->y, rect->width, rect->height );
1041         }
1042         else
1043         {
1044             int height,width;
1045             GetSize( &width, &height );
1046
1047             // Schedule for later Updating in ::Update() or ::OnInternalIdle().
1048             m_clearRegion.Clear();
1049             m_clearRegion.Union( 0, 0, width, height );
1050         }
1051     }
1052
1053     if (rect)
1054     {
1055          // Schedule for later Updating in ::Update() or ::OnInternalIdle().
1056          m_updateRegion.Union( rect->x, rect->y, rect->width, rect->height );
1057     }
1058     else
1059     {
1060         int height,width;
1061         GetSize( &width, &height );
1062
1063         // Schedule for later Updating in ::Update() or ::OnInternalIdle().
1064         m_updateRegion.Clear();
1065         m_updateRegion.Union( 0, 0, width, height );
1066     }
1067 }
1068
1069 void wxWindowX11::Update()
1070 {
1071     if (m_updateNcArea)
1072     {
1073         // wxLogDebug("wxWindowX11::UpdateNC: %s", GetClassInfo()->GetClassName());
1074         // Send nc paint events.
1075         SendNcPaintEvents();
1076     }
1077
1078     if (!m_updateRegion.IsEmpty())
1079     {
1080         // wxLogDebug("wxWindowX11::Update: %s", GetClassInfo()->GetClassName());
1081         // Actually send erase events.
1082         SendEraseEvents();
1083
1084         // Actually send paint events.
1085         SendPaintEvents();
1086     }
1087 }
1088
1089 void wxWindowX11::Clear()
1090 {
1091 //    wxClientDC dc((wxWindow*) this);
1092 //    wxBrush brush(GetBackgroundColour(), wxSOLID);
1093 //    dc.SetBackground(brush);
1094 //    dc.Clear();
1095 }
1096
1097 void wxWindowX11::SendEraseEvents()
1098 {
1099     if (m_clearRegion.IsEmpty()) return;
1100
1101     wxClientDC dc( (wxWindow*)this );
1102     dc.SetClippingRegion( m_clearRegion );
1103
1104     wxEraseEvent erase_event( GetId(), &dc );
1105     erase_event.SetEventObject( this );
1106
1107     if (!GetEventHandler()->ProcessEvent(erase_event) )
1108     {
1109         Display *xdisplay = wxGlobalDisplay();
1110         Window xwindow = (Window) GetClientWindow();
1111         XSetForeground( xdisplay, g_eraseGC, m_backgroundColour.GetPixel() );
1112
1113         wxRegionIterator upd( m_clearRegion );
1114         while (upd)
1115         {
1116             XFillRectangle( xdisplay, xwindow, g_eraseGC,
1117                             upd.GetX(), upd.GetY(), upd.GetWidth(), upd.GetHeight() );
1118             upd ++;
1119         }
1120     }
1121
1122     m_clearRegion.Clear();
1123 }
1124
1125 void wxWindowX11::SendPaintEvents()
1126 {
1127     //    wxLogDebug("SendPaintEvents: %s (%ld)", GetClassInfo()->GetClassName(), GetId());
1128
1129     m_clipPaintRegion = TRUE;
1130
1131     wxPaintEvent paint_event( GetId() );
1132     paint_event.SetEventObject( this );
1133     GetEventHandler()->ProcessEvent( paint_event );
1134
1135     m_updateRegion.Clear();
1136
1137     m_clipPaintRegion = FALSE;
1138 }
1139
1140 void wxWindowX11::SendNcPaintEvents()
1141 {
1142     wxNcPaintEvent nc_paint_event( GetId() );
1143     nc_paint_event.SetEventObject( this );
1144     GetEventHandler()->ProcessEvent( nc_paint_event );
1145
1146     m_updateNcArea = FALSE;
1147 }
1148
1149 // ----------------------------------------------------------------------------
1150 // event handlers
1151 // ----------------------------------------------------------------------------
1152
1153 // Responds to colour changes: passes event on to children.
1154 void wxWindowX11::OnSysColourChanged(wxSysColourChangedEvent& event)
1155 {
1156     wxWindowList::Node *node = GetChildren().GetFirst();
1157     while ( node )
1158     {
1159         // Only propagate to non-top-level windows
1160         wxWindow *win = node->GetData();
1161         if ( win->GetParent() )
1162         {
1163             wxSysColourChangedEvent event2;
1164             event.m_eventObject = win;
1165             win->GetEventHandler()->ProcessEvent(event2);
1166         }
1167
1168         node = node->GetNext();
1169     }
1170 }
1171
1172 void wxWindowX11::OnInternalIdle()
1173 {
1174     // Update invalidated regions.
1175     Update();
1176
1177     // This calls the UI-update mechanism (querying windows for
1178     // menu/toolbar/control state information)
1179     UpdateWindowUI();
1180
1181     // Set the input focus if couldn't do it before
1182     if (m_needsInputFocus)
1183     {
1184         SetFocus();
1185     }
1186 }
1187
1188 // ----------------------------------------------------------------------------
1189 // function which maintain the global hash table mapping Widgets to wxWindows
1190 // ----------------------------------------------------------------------------
1191
1192 bool wxAddWindowToTable(Window w, wxWindow *win)
1193 {
1194     wxWindow *oldItem = NULL;
1195     if ((oldItem = (wxWindow *)wxWidgetHashTable->Get ((long) w)))
1196     {
1197         wxLogDebug("Widget table clash: new widget is %ld, %s",
1198                    (long)w, win->GetClassInfo()->GetClassName());
1199         return FALSE;
1200     }
1201
1202     wxWidgetHashTable->Put((long) w, win);
1203
1204     wxLogTrace("widget", "XWindow 0x%08x <-> window %p (%s)",
1205                w, win, win->GetClassInfo()->GetClassName());
1206
1207     return TRUE;
1208 }
1209
1210 wxWindow *wxGetWindowFromTable(Window w)
1211 {
1212     return (wxWindow *)wxWidgetHashTable->Get((long) w);
1213 }
1214
1215 void wxDeleteWindowFromTable(Window w)
1216 {
1217     wxWidgetHashTable->Delete((long)w);
1218 }
1219
1220 // ----------------------------------------------------------------------------
1221 // function which maintain the global hash table mapping client widgets
1222 // ----------------------------------------------------------------------------
1223
1224 bool wxAddClientWindowToTable(Window w, wxWindow *win)
1225 {
1226     wxWindow *oldItem = NULL;
1227     if ((oldItem = (wxWindow *)wxClientWidgetHashTable->Get ((long) w)))
1228     {
1229         wxLogDebug("Client window table clash: new window is %ld, %s",
1230                    (long)w, win->GetClassInfo()->GetClassName());
1231         return FALSE;
1232     }
1233
1234     wxClientWidgetHashTable->Put((long) w, win);
1235
1236     wxLogTrace("widget", "XWindow 0x%08x <-> window %p (%s)",
1237                w, win, win->GetClassInfo()->GetClassName());
1238
1239     return TRUE;
1240 }
1241
1242 wxWindow *wxGetClientWindowFromTable(Window w)
1243 {
1244     return (wxWindow *)wxClientWidgetHashTable->Get((long) w);
1245 }
1246
1247 void wxDeleteClientWindowFromTable(Window w)
1248 {
1249     wxClientWidgetHashTable->Delete((long)w);
1250 }
1251
1252 // ----------------------------------------------------------------------------
1253 // add/remove window from the table
1254 // ----------------------------------------------------------------------------
1255
1256 // ----------------------------------------------------------------------------
1257 // X11-specific accessors
1258 // ----------------------------------------------------------------------------
1259
1260 WXWindow wxWindowX11::GetMainWindow() const
1261 {
1262     return m_mainWindow;
1263 }
1264
1265 WXWindow wxWindowX11::GetClientWindow() const
1266 {
1267     return m_clientWindow;
1268 }
1269
1270 // ----------------------------------------------------------------------------
1271 // TranslateXXXEvent() functions
1272 // ----------------------------------------------------------------------------
1273
1274 bool wxTranslateMouseEvent(wxMouseEvent& wxevent, wxWindow *win, Window window, XEvent *xevent)
1275 {
1276     switch (XEventGetType(xevent))
1277     {
1278         case EnterNotify:
1279         case LeaveNotify:
1280         case ButtonPress:
1281         case ButtonRelease:
1282         case MotionNotify:
1283         {
1284             wxEventType eventType = wxEVT_NULL;
1285
1286             if (XEventGetType(xevent) == EnterNotify)
1287             {
1288                 //if (local_event.xcrossing.mode!=NotifyNormal)
1289                 //  return ; // Ignore grab events
1290                 eventType = wxEVT_ENTER_WINDOW;
1291                 //            canvas->GetEventHandler()->OnSetFocus();
1292             }
1293             else if (XEventGetType(xevent) == LeaveNotify)
1294             {
1295                 //if (local_event.xcrossingr.mode!=NotifyNormal)
1296                 //  return ; // Ignore grab events
1297                 eventType = wxEVT_LEAVE_WINDOW;
1298                 //            canvas->GetEventHandler()->OnKillFocus();
1299             }
1300             else if (XEventGetType(xevent) == MotionNotify)
1301             {
1302                 eventType = wxEVT_MOTION;
1303             }
1304             else if (XEventGetType(xevent) == ButtonPress)
1305             {
1306                 wxevent.SetTimestamp(XButtonEventGetTime(xevent));
1307                 int button = 0;
1308                 if (XButtonEventLChanged(xevent))
1309                 {
1310                     eventType = wxEVT_LEFT_DOWN;
1311                     button = 1;
1312                 }
1313                 else if (XButtonEventMChanged(xevent))
1314                 {
1315                     eventType = wxEVT_MIDDLE_DOWN;
1316                     button = 2;
1317                 }
1318                 else if (XButtonEventRChanged(xevent))
1319                 {
1320                     eventType = wxEVT_RIGHT_DOWN;
1321                     button = 3;
1322                 }
1323
1324                 // check for a double click
1325                 // TODO: where can we get this value from?
1326                 //long dclickTime = XtGetMultiClickTime(wxGlobalDisplay());
1327                 long dclickTime = 200;
1328                 long ts = wxevent.GetTimestamp();
1329
1330                 int buttonLast = win->GetLastClickedButton();
1331                 long lastTS = win->GetLastClickTime();
1332                 if ( buttonLast && buttonLast == button && (ts - lastTS) < dclickTime )
1333                 {
1334                     // I have a dclick
1335                     win->SetLastClick(0, ts);
1336                     if ( eventType == wxEVT_LEFT_DOWN )
1337                         eventType = wxEVT_LEFT_DCLICK;
1338                     else if ( eventType == wxEVT_MIDDLE_DOWN )
1339                         eventType = wxEVT_MIDDLE_DCLICK;
1340                     else if ( eventType == wxEVT_RIGHT_DOWN )
1341                         eventType = wxEVT_RIGHT_DCLICK;
1342                 }
1343                 else
1344                 {
1345                     // not fast enough or different button
1346                     win->SetLastClick(button, ts);
1347                 }
1348             }
1349             else if (XEventGetType(xevent) == ButtonRelease)
1350             {
1351                 if (XButtonEventLChanged(xevent))
1352                 {
1353                     eventType = wxEVT_LEFT_UP;
1354                 }
1355                 else if (XButtonEventMChanged(xevent))
1356                 {
1357                     eventType = wxEVT_MIDDLE_UP;
1358                 }
1359                 else if (XButtonEventRChanged(xevent))
1360                 {
1361                     eventType = wxEVT_RIGHT_UP;
1362                 }
1363                 else return FALSE;
1364             }
1365             else
1366             {
1367                 return FALSE;
1368             }
1369
1370             wxevent.SetEventType(eventType);
1371
1372             wxevent.m_x = XButtonEventGetX(xevent);
1373             wxevent.m_y = XButtonEventGetY(xevent);
1374
1375             wxevent.m_leftDown = ((eventType == wxEVT_LEFT_DOWN)
1376                 || (XButtonEventLIsDown(xevent)
1377                 && (eventType != wxEVT_LEFT_UP)));
1378             wxevent.m_middleDown = ((eventType == wxEVT_MIDDLE_DOWN)
1379                 || (XButtonEventMIsDown(xevent)
1380                 && (eventType != wxEVT_MIDDLE_UP)));
1381             wxevent.m_rightDown = ((eventType == wxEVT_RIGHT_DOWN)
1382                 || (XButtonEventRIsDown (xevent)
1383                 && (eventType != wxEVT_RIGHT_UP)));
1384
1385             wxevent.m_shiftDown = XButtonEventShiftIsDown(xevent);
1386             wxevent.m_controlDown = XButtonEventCtrlIsDown(xevent);
1387             wxevent.m_altDown = XButtonEventAltIsDown(xevent);
1388             wxevent.m_metaDown = XButtonEventMetaIsDown(xevent);
1389
1390             wxevent.SetId(win->GetId());
1391             wxevent.SetEventObject(win);
1392
1393             return TRUE;
1394         }
1395     }
1396     return FALSE;
1397 }
1398
1399 bool wxTranslateKeyEvent(wxKeyEvent& wxevent, wxWindow *win, Window WXUNUSED(win), XEvent *xevent)
1400 {
1401     switch (XEventGetType(xevent))
1402     {
1403     case KeyPress:
1404     case KeyRelease:
1405         {
1406             char buf[20];
1407
1408             KeySym keySym;
1409             (void) XLookupString ((XKeyEvent *) xevent, buf, 20, &keySym, NULL);
1410             int id = wxCharCodeXToWX (keySym);
1411
1412             wxevent.m_shiftDown = XKeyEventShiftIsDown(xevent);
1413             wxevent.m_controlDown = XKeyEventCtrlIsDown(xevent);
1414             wxevent.m_altDown = XKeyEventAltIsDown(xevent);
1415             wxevent.m_metaDown = XKeyEventMetaIsDown(xevent);
1416             wxevent.SetEventObject(win);
1417             wxevent.m_keyCode = id;
1418             wxevent.SetTimestamp(XKeyEventGetTime(xevent));
1419
1420             wxevent.m_x = XKeyEventGetX(xevent);
1421             wxevent.m_y = XKeyEventGetY(xevent);
1422
1423             if (id > -1)
1424                 return TRUE;
1425             else
1426                 return FALSE;
1427             break;
1428         }
1429     default:
1430         break;
1431     }
1432     return FALSE;
1433 }
1434
1435 // ----------------------------------------------------------------------------
1436 // Colour stuff
1437 // ----------------------------------------------------------------------------
1438
1439 bool wxWindowX11::SetBackgroundColour(const wxColour& col)
1440 {
1441     wxWindowBase::SetBackgroundColour(col);
1442
1443     Display *xdisplay = (Display*) wxGlobalDisplay();
1444     int xscreen = DefaultScreen( xdisplay );
1445     Colormap cm = DefaultColormap( xdisplay, xscreen );
1446
1447     m_backgroundColour.CalcPixel( (WXColormap) cm );
1448
1449     // We don't set the background colour as we paint
1450     // the background ourselves.
1451     // XSetWindowBackground( xdisplay, (Window) m_clientWindow, m_backgroundColour.GetPixel() );
1452
1453     return TRUE;
1454 }
1455
1456 bool wxWindowX11::SetForegroundColour(const wxColour& col)
1457 {
1458     if ( !wxWindowBase::SetForegroundColour(col) )
1459         return FALSE;
1460
1461     return TRUE;
1462 }
1463
1464 // ----------------------------------------------------------------------------
1465 // global functions
1466 // ----------------------------------------------------------------------------
1467
1468 wxWindow *wxGetActiveWindow()
1469 {
1470     // TODO
1471     wxFAIL_MSG("Not implemented");
1472     return NULL;
1473 }
1474
1475 /* static */
1476 wxWindow *wxWindowBase::GetCapture()
1477 {
1478     return (wxWindow *)g_captureWindow;
1479 }
1480
1481
1482 // Find the wxWindow at the current mouse position, returning the mouse
1483 // position.
1484 wxWindow* wxFindWindowAtPointer(wxPoint& pt)
1485 {
1486     return wxFindWindowAtPoint(wxGetMousePosition());
1487 }
1488
1489 // Get the current mouse position.
1490 wxPoint wxGetMousePosition()
1491 {
1492 #if wxUSE_NANOX
1493     /* TODO */
1494     return wxPoint(0, 0);
1495 #else
1496     Display *display = wxGlobalDisplay();
1497     Window rootWindow = RootWindowOfScreen (DefaultScreenOfDisplay(display));
1498     Window rootReturn, childReturn;
1499     int rootX, rootY, winX, winY;
1500     unsigned int maskReturn;
1501
1502     XQueryPointer (display,
1503                    rootWindow,
1504                    &rootReturn,
1505                    &childReturn,
1506                    &rootX, &rootY, &winX, &winY, &maskReturn);
1507     return wxPoint(rootX, rootY);
1508 #endif
1509 }
1510
1511
1512 // ----------------------------------------------------------------------------
1513 // wxNoOptimize: switch off size optimization
1514 // ----------------------------------------------------------------------------
1515
1516 int wxNoOptimize::ms_count = 0;
1517
1518
1519 // ----------------------------------------------------------------------------
1520 // wxDCModule
1521 // ----------------------------------------------------------------------------
1522
1523 class wxWinModule : public wxModule
1524 {
1525 public:
1526     bool OnInit();
1527     void OnExit();
1528
1529 private:
1530     DECLARE_DYNAMIC_CLASS(wxWinModule)
1531 };
1532
1533 IMPLEMENT_DYNAMIC_CLASS(wxWinModule, wxModule)
1534
1535 bool wxWinModule::OnInit()
1536 {
1537     Display *xdisplay = wxGlobalDisplay();
1538     int xscreen = DefaultScreen( xdisplay );
1539     Window xroot = RootWindow( xdisplay, xscreen );
1540     g_eraseGC = XCreateGC( xdisplay, xroot, 0, NULL );
1541     XSetFillStyle( xdisplay, g_eraseGC, FillSolid );
1542
1543     return TRUE;
1544 }
1545
1546 void wxWinModule::OnExit()
1547 {
1548     Display *xdisplay = wxGlobalDisplay();
1549     XFreeGC( xdisplay, g_eraseGC );
1550 }
1551
1552