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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  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 #include "wx/fontutil.h"
  44 #include "wx/univ/renderer.h"
  45 #include "wx/hash.h"
  46
  47 #if  wxUSE_DRAG_AND_DROP
  48     #include "wx/dnd.h"
  49 #endif
  50
  51 #include "wx/x11/private.h"
  52 #include "X11/Xutil.h"
  53
  54 #if wxUSE_NANOX
  55 // For wxGetLocalTime, used by XButtonEventGetTime
  56 #include "wx/timer.h"
  57 #endif
  58
  59 #include <string.h>
  60
  61 // ----------------------------------------------------------------------------
  62 // global variables for this module
  63 // ----------------------------------------------------------------------------
  64
  65 static wxWindow* g_captureWindow = NULL;
  66 static GC g_eraseGC;
  67
  68 // ----------------------------------------------------------------------------
  69 // macros
  70 // ----------------------------------------------------------------------------
  71
  72 #define event_left_is_down(x) ((x)->xbutton.state & Button1Mask)
  73 #define event_middle_is_down(x) ((x)->xbutton.state & Button2Mask)
  74 #define event_right_is_down(x) ((x)->xbutton.state & Button3Mask)
  75
  76 // ----------------------------------------------------------------------------
  77 // event tables
  78 // ----------------------------------------------------------------------------
  79
  80 IMPLEMENT_ABSTRACT_CLASS(wxWindowX11, wxWindowBase)
  81
  82 BEGIN_EVENT_TABLE(wxWindowX11, wxWindowBase)
  83     EVT_SYS_COLOUR_CHANGED(wxWindowX11::OnSysColourChanged)
  84 END_EVENT_TABLE()
  85
  86 // ============================================================================
  87 // implementation
  88 // ============================================================================
  89
  90 // ----------------------------------------------------------------------------
  91 // helper functions
  92 // ----------------------------------------------------------------------------
  93
  94 // ----------------------------------------------------------------------------
  95 // constructors
  96 // ----------------------------------------------------------------------------
  97
  98 void wxWindowX11::Init()
  99 {
 100     // X11-specific
 101     m_mainWindow = (WXWindow) 0;
 102     m_clientWindow = (WXWindow) 0;
 103     m_insertIntoMain = FALSE;
 104     m_updateNcArea = FALSE;
 105
 106     m_winCaptured = FALSE;
 107     m_needsInputFocus = FALSE;
 108     m_isShown = TRUE;
 109     m_lastTS = 0;
 110     m_lastButton = 0;
 111 }
 112
 113 // real construction (Init() must have been called before!)
 114 bool wxWindowX11::Create(wxWindow *parent, wxWindowID id,
 115                       const wxPoint& pos,
 116                       const wxSize& size,
 117                       long style,
 118                       const wxString& name)
 119 {
 120     wxCHECK_MSG( parent, FALSE, wxT("can't create wxWindow without parent") );
 121
 122     CreateBase(parent, id, pos, size, style, wxDefaultValidator, name);
 123
 124     parent->AddChild(this);
 125
 126     Display *xdisplay = (Display*) wxGlobalDisplay();
 127     int xscreen = DefaultScreen( xdisplay );
 128     Visual *xvisual = DefaultVisual( xdisplay, xscreen );
 129     Colormap cm = DefaultColormap( xdisplay, xscreen );
 130
 131     m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
 132     m_backgroundColour.CalcPixel( (WXColormap) cm );
 133
 134     m_foregroundColour = *wxBLACK;
 135     m_foregroundColour.CalcPixel( (WXColormap) cm );
 136
 137     Window xparent = (Window) parent->GetClientAreaWindow();
 138
 139     // Add window's own scrollbars to main window, not to client window
 140     if (parent->GetInsertIntoMain())
 141     {
 142         // wxLogDebug( "Inserted into main: %s", GetName().c_str() );
 143         xparent = (Window) parent->GetMainWindow();
 144     }
 145
 146     // Size (not including the border) must be nonzero (or a Value error results)!
 147     // Note: The Xlib manual doesn't mention this restriction of XCreateWindow.
 148     wxSize size2(size);
 149     if (size2.x <= 0)
 150         size2.x = 20;
 151     if (size2.y <= 0)
 152         size2.y = 20;
 153
 154     wxPoint pos2(pos);
 155     if (pos2.x == -1)
 156         pos2.x = 0;
 157     if (pos2.y == -1)
 158         pos2.y = 0;
 159
 160 #if wxUSE_TWO_WINDOWS
 161     bool need_two_windows =
 162         ((( wxSUNKEN_BORDER | wxRAISED_BORDER | wxSIMPLE_BORDER | wxHSCROLL | wxVSCROLL ) & m_windowStyle) != 0);
 163 #else
 164     bool need_two_windows = FALSE;
 165 #endif
 166
 167 #if wxUSE_NANOX
 168     long xattributes = 0;
 169 #else
 170     XSetWindowAttributes xattributes;
 171     long xattributes_mask = 0;
 172
 173     xattributes_mask |= CWBackPixel;
 174     xattributes.background_pixel = m_backgroundColour.GetPixel();
 175
 176     xattributes_mask |= CWBorderPixel;
 177     xattributes.border_pixel = BlackPixel( xdisplay, xscreen );
 178
 179     xattributes_mask |= CWEventMask;
 180 #endif
 181
 182     if (need_two_windows)
 183     {
 184 #if wxUSE_NANOX
 185         long backColor, foreColor;
 186         backColor = GR_RGB(m_backgroundColour.Red(), m_backgroundColour.Green(), m_backgroundColour.Blue());
 187         foreColor = GR_RGB(m_foregroundColour.Red(), m_foregroundColour.Green(), m_foregroundColour.Blue());
 188
 189         Window xwindow = XCreateWindowWithColor( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
 190                                     0, 0, InputOutput, xvisual, backColor, foreColor);
 191         XSelectInput( xdisplay, xwindow,
 192           GR_EVENT_MASK_CLOSE_REQ | ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
 193           ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
 194           KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
 195                       PropertyChangeMask );
 196
 197 #else
 198         // Normal X11
 199         xattributes.event_mask =
 200             ExposureMask | StructureNotifyMask | ColormapChangeMask;
 201
 202         Window xwindow = XCreateWindow( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
 203             0, DefaultDepth(xdisplay,xscreen), InputOutput, xvisual, xattributes_mask, &xattributes );
 204
 205 #endif
 206
 207         XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
 208
 209         m_mainWindow = (WXWindow) xwindow;
 210         wxAddWindowToTable( xwindow, (wxWindow*) this );
 211
 212         XMapWindow( xdisplay, xwindow );
 213
 214 #if !wxUSE_NANOX
 215         xattributes.event_mask =
 216             ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
 217             ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
 218             KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
 219             PropertyChangeMask | VisibilityChangeMask ;
 220
 221         if (!HasFlag( wxFULL_REPAINT_ON_RESIZE ))
 222         {
 223             xattributes_mask |= CWBitGravity;
 224             xattributes.bit_gravity = StaticGravity;
 225         }
 226 #endif
 227
 228         if (HasFlag( wxSUNKEN_BORDER) || HasFlag( wxRAISED_BORDER))
 229         {
 230             pos2.x = 2;
 231             pos2.y = 2;
 232             size2.x -= 4;
 233             size2.y -= 4;
 234         }
 235         else if (HasFlag( wxSIMPLE_BORDER ))
 236         {
 237             pos2.x = 1;
 238             pos2.y = 1;
 239             size2.x -= 2;
 240             size2.y -= 2;
 241         }
 242         else
 243         {
 244             pos2.x = 0;
 245             pos2.y = 0;
 246         }
 247
 248         // Make again sure the size is nonzero.
 249         if (size2.x <= 0)
 250             size2.x = 1;
 251         if (size2.y <= 0)
 252             size2.y = 1;
 253
 254 #if wxUSE_NANOX
 255         backColor = GR_RGB(m_backgroundColour.Red(), m_backgroundColour.Green(), m_backgroundColour.Blue());
 256         foreColor = GR_RGB(m_foregroundColour.Red(), m_foregroundColour.Green(), m_foregroundColour.Blue());
 257
 258         xwindow = XCreateWindowWithColor( xdisplay, xwindow, pos2.x, pos2.y, size2.x, size2.y,
 259                                     0, 0, InputOutput, xvisual, backColor, foreColor);
 260         XSelectInput( xdisplay, xwindow,
 261           GR_EVENT_MASK_CLOSE_REQ | ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
 262           ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
 263           KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
 264                       PropertyChangeMask );
 265
 266 #else
 267         xwindow = XCreateWindow( xdisplay, xwindow, pos2.x, pos2.y, size2.x, size2.y,
 268             0, DefaultDepth(xdisplay,xscreen), InputOutput, xvisual, xattributes_mask, &xattributes );
 269 #endif
 270
 271         XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
 272
 273         m_clientWindow = (WXWindow) xwindow;
 274         wxAddClientWindowToTable( xwindow, (wxWindow*) this );
 275
 276         XMapWindow( xdisplay, xwindow );
 277     }
 278     else
 279     {
 280         // wxLogDebug( "No two windows needed %s", GetName().c_str() );
 281 #if wxUSE_NANOX
 282         long backColor, foreColor;
 283         backColor = GR_RGB(m_backgroundColour.Red(), m_backgroundColour.Green(), m_backgroundColour.Blue());
 284         foreColor = GR_RGB(m_foregroundColour.Red(), m_foregroundColour.Green(), m_foregroundColour.Blue());
 285
 286         Window xwindow = XCreateWindowWithColor( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
 287                                     0, 0, InputOutput, xvisual, backColor, foreColor);
 288         XSelectInput( xdisplay, xwindow,
 289           GR_EVENT_MASK_CLOSE_REQ | ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
 290           ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
 291           KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
 292                       PropertyChangeMask );
 293
 294 #else
 295         xattributes.event_mask =
 296             ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
 297             ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
 298             KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
 299             PropertyChangeMask | VisibilityChangeMask ;
 300
 301         if (!HasFlag( wxFULL_REPAINT_ON_RESIZE ))
 302         {
 303             xattributes_mask |= CWBitGravity;
 304             xattributes.bit_gravity = NorthWestGravity;
 305         }
 306
 307         Window xwindow = XCreateWindow( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
 308             0, DefaultDepth(xdisplay,xscreen), InputOutput, xvisual, xattributes_mask, &xattributes );
 309 #endif
 310
 311         XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
 312
 313         m_mainWindow = (WXWindow) xwindow;
 314         m_clientWindow = m_mainWindow;
 315         wxAddWindowToTable( xwindow, (wxWindow*) this );
 316
 317         XMapWindow( xdisplay, xwindow );
 318     }
 319
 320     // Is a subwindow, so map immediately
 321     m_isShown = TRUE;
 322
 323     // Without this, the cursor may not be restored properly (e.g. in splitter
 324     // sample).
 325     SetCursor(*wxSTANDARD_CURSOR);
 326     SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
 327
 328     // Don't call this, it can have nasty repercussions for composite controls,
 329     // for example
 330     //    SetSize(pos.x, pos.y, size.x, size.y);
 331
 332     return TRUE;
 333 }
 334
 335 // Destructor
 336 wxWindowX11::~wxWindowX11()
 337 {
 338     SendDestroyEvent();
 339
 340     if (g_captureWindow == this)
 341         g_captureWindow = NULL;
 342
 343     m_isBeingDeleted = TRUE;
 344
 345     DestroyChildren();
 346
 347     if (m_clientWindow != m_mainWindow)
 348     {
 349         // Destroy the cleint window
 350         Window xwindow = (Window) m_clientWindow;
 351         wxDeleteClientWindowFromTable( xwindow );
 352         XDestroyWindow( wxGlobalDisplay(), xwindow );
 353         m_clientWindow = NULL;
 354     }
 355
 356     // Destroy the window
 357     Window xwindow = (Window) m_mainWindow;
 358     wxDeleteWindowFromTable( xwindow );
 359     XDestroyWindow( wxGlobalDisplay(), xwindow );
 360     m_mainWindow = NULL;
 361 }
 362
 363 // ---------------------------------------------------------------------------
 364 // basic operations
 365 // ---------------------------------------------------------------------------
 366
 367 void wxWindowX11::SetFocus()
 368 {
 369     Window xwindow = (Window) m_clientWindow;
 370
 371     wxCHECK_RET( xwindow, wxT("invalid window") );
 372
 373     wxCHECK_RET( AcceptsFocus(), wxT("set focus on window that doesn't accept the focus") );
 374
 375 #if 0
 376     if (GetName() == "scrollBar")
 377     {
 378         char *crash = NULL;
 379         *crash = 0;
 380     }
 381 #endif
 382
 383     if (wxWindowIsVisible(xwindow))
 384     {
 385         wxLogTrace( _T("focus"), _T("wxWindowX11::SetFocus: %s"), GetClassInfo()->GetClassName());
 386         //        XSetInputFocus( wxGlobalDisplay(), xwindow, RevertToParent, CurrentTime );
 387         XSetInputFocus( wxGlobalDisplay(), xwindow, RevertToNone, CurrentTime );
 388         m_needsInputFocus = FALSE;
 389     }
 390     else
 391     {
 392         m_needsInputFocus = TRUE;
 393     }
 394 }
 395
 396 // Get the window with the focus
 397 wxWindow *wxWindowBase::DoFindFocus()
 398 {
 399     Window xfocus = (Window) 0;
 400     int revert = 0;
 401
 402     XGetInputFocus( wxGlobalDisplay(), &xfocus, &revert);
 403     if (xfocus)
 404     {
 405         wxWindow *win = wxGetWindowFromTable( xfocus );
 406         if (!win)
 407         {
 408             win = wxGetClientWindowFromTable( xfocus );
 409         }
 410
 411         return win;
 412     }
 413
 414     return NULL;
 415 }
 416
 417 // Enabling/disabling handled by event loop, and not sending events
 418 // if disabled.
 419 bool wxWindowX11::Enable(bool enable)
 420 {
 421     if ( !wxWindowBase::Enable(enable) )
 422         return FALSE;
 423
 424     return TRUE;
 425 }
 426
 427 bool wxWindowX11::Show(bool show)
 428 {
 429     wxWindowBase::Show(show);
 430
 431     Window xwindow = (Window) m_mainWindow;
 432     Display *xdisp = wxGlobalDisplay();
 433     if (show)
 434     {
 435         // wxLogDebug( "Mapping window of type %s", GetName().c_str() );
 436         XMapWindow(xdisp, xwindow);
 437     }
 438     else
 439     {
 440         // wxLogDebug( "Unmapping window of type %s", GetName().c_str() );
 441         XUnmapWindow(xdisp, xwindow);
 442     }
 443
 444     return TRUE;
 445 }
 446
 447 // Raise the window to the top of the Z order
 448 void wxWindowX11::Raise()
 449 {
 450     if (m_mainWindow)
 451         XRaiseWindow( wxGlobalDisplay(), (Window) m_mainWindow );
 452 }
 453
 454 // Lower the window to the bottom of the Z order
 455 void wxWindowX11::Lower()
 456 {
 457     if (m_mainWindow)
 458         XLowerWindow( wxGlobalDisplay(), (Window) m_mainWindow );
 459 }
 460
 461 void wxWindowX11::DoCaptureMouse()
 462 {
 463     if ((g_captureWindow != NULL) && (g_captureWindow != this))
 464     {
 465         wxASSERT_MSG(FALSE, wxT("Trying to capture before mouse released."));
 466
 467         // Core dump now
 468         int *tmp = NULL;
 469         (*tmp) = 1;
 470         return;
 471     }
 472
 473     if (m_winCaptured)
 474         return;
 475
 476     Window xwindow = (Window) m_clientWindow;
 477
 478     wxCHECK_RET( xwindow, wxT("invalid window") );
 479
 480     g_captureWindow = (wxWindow*) this;
 481
 482     if (xwindow)
 483     {
 484         int res = XGrabPointer(wxGlobalDisplay(), xwindow,
 485             FALSE,
 486             ButtonPressMask | ButtonReleaseMask | ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask,
 487             GrabModeAsync,
 488             GrabModeAsync,
 489             None,
 490             None, /* cursor */ // TODO: This may need to be set to the cursor of this window
 491             CurrentTime );
 492
 493         if (res != GrabSuccess)
 494         {
 495             wxString msg;
 496             msg.Printf(wxT("Failed to grab pointer for window %s"), this->GetClassInfo()->GetClassName());
 497             wxLogDebug(msg);
 498             if (res == GrabNotViewable)
 499                 wxLogDebug( wxT("This is not a viewable window - perhaps not shown yet?") );
 500
 501             g_captureWindow = NULL;
 502             return;
 503         }
 504
 505         m_winCaptured = TRUE;
 506     }
 507 }
 508
 509 void wxWindowX11::DoReleaseMouse()
 510 {
 511     g_captureWindow = NULL;
 512
 513     if ( !m_winCaptured )
 514         return;
 515
 516     Window xwindow = (Window) m_clientWindow;
 517
 518     if (xwindow)
 519     {
 520         XUngrabPointer( wxGlobalDisplay(), CurrentTime );
 521     }
 522
 523     // wxLogDebug( "Ungrabbed pointer in %s", GetName().c_str() );
 524
 525     m_winCaptured = FALSE;
 526 }
 527
 528 bool wxWindowX11::SetFont(const wxFont& font)
 529 {
 530     if ( !wxWindowBase::SetFont(font) )
 531     {
 532         // nothing to do
 533         return FALSE;
 534     }
 535
 536     return TRUE;
 537 }
 538
 539 bool wxWindowX11::SetCursor(const wxCursor& cursor)
 540 {
 541     if ( !wxWindowBase::SetCursor(cursor) )
 542     {
 543         // no change
 544         return FALSE;
 545     }
 546
 547     Window xwindow = (Window) m_clientWindow;
 548
 549     wxCHECK_MSG( xwindow, FALSE, wxT("invalid window") );
 550
 551     wxCursor cursorToUse;
 552     if (m_cursor.Ok())
 553         cursorToUse = m_cursor;
 554     else
 555         cursorToUse = *wxSTANDARD_CURSOR;
 556
 557     Cursor xcursor = (Cursor) cursorToUse.GetCursor();
 558
 559     XDefineCursor( wxGlobalDisplay(), xwindow, xcursor );
 560
 561     return TRUE;
 562 }
 563
 564 // Coordinates relative to the window
 565 void wxWindowX11::WarpPointer (int x, int y)
 566 {
 567     Window xwindow = (Window) m_clientWindow;
 568
 569     wxCHECK_RET( xwindow, wxT("invalid window") );
 570
 571     XWarpPointer( wxGlobalDisplay(), None, xwindow, 0, 0, 0, 0, x, y);
 572 }
 573
 574 // Does a physical scroll
 575 void wxWindowX11::ScrollWindow(int dx, int dy, const wxRect *rect)
 576 {
 577     // No scrolling requested.
 578     if ((dx == 0) && (dy == 0)) return;
 579
 580     if (!m_updateRegion.IsEmpty())
 581     {
 582         m_updateRegion.Offset( dx, dy );
 583
 584         int cw = 0;
 585         int ch = 0;
 586         GetSize( &cw, &ch );  // GetClientSize() ??
 587         m_updateRegion.Intersect( 0, 0, cw, ch );
 588     }
 589
 590     if (!m_clearRegion.IsEmpty())
 591     {
 592         m_clearRegion.Offset( dx, dy );
 593
 594         int cw = 0;
 595         int ch = 0;
 596         GetSize( &cw, &ch );  // GetClientSize() ??
 597         m_clearRegion.Intersect( 0, 0, cw, ch );
 598     }
 599
 600     Window xwindow = (Window) GetClientAreaWindow();
 601
 602     wxCHECK_RET( xwindow, wxT("invalid window") );
 603
 604     Display *xdisplay = wxGlobalDisplay();
 605
 606     GC xgc = XCreateGC( xdisplay, xwindow, 0, NULL );
 607     XSetGraphicsExposures( xdisplay, xgc, True );
 608
 609     int s_x = 0;
 610     int s_y = 0;
 611     int cw;
 612     int ch;
 613     if (rect)
 614     {
 615         s_x = rect->x;
 616         s_y = rect->y;
 617
 618         cw = rect->width;
 619         ch = rect->height;
 620     }
 621     else
 622     {
 623         s_x = 0;
 624         s_y = 0;
 625         GetClientSize( &cw, &ch );
 626     }
 627
 628 #if wxUSE_TWO_WINDOWS
 629     wxPoint offset( 0,0 );
 630 #else
 631     wxPoint offset = GetClientAreaOrigin();
 632     s_x += offset.x;
 633     s_y += offset.y;
 634 #endif
 635
 636     int w = cw - abs(dx);
 637     int h = ch - abs(dy);
 638
 639     if ((h < 0) || (w < 0))
 640     {
 641         Refresh();
 642     }
 643     else
 644     {
 645         wxRect rect;
 646         if (dx < 0) rect.x = cw+dx + offset.x; else rect.x = s_x;
 647         if (dy < 0) rect.y = ch+dy + offset.y; else rect.y = s_y;
 648         if (dy != 0) rect.width = cw; else rect.width = abs(dx);
 649         if (dx != 0) rect.height = ch; else rect.height = abs(dy);
 650
 651         int d_x = s_x;
 652         int d_y = s_y;
 653
 654         if (dx < 0) s_x += -dx;
 655         if (dy < 0) s_y += -dy;
 656         if (dx > 0) d_x = dx + offset.x;
 657         if (dy > 0) d_y = dy + offset.y;
 658
 659         XCopyArea( xdisplay, xwindow, xwindow, xgc, s_x, s_y, w, h, d_x, d_y );
 660
 661         // 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 );
 662
 663         // wxLogDebug( "Update: %d %d %d %d", rect.x, rect.y, rect.width, rect.height );
 664
 665         m_updateRegion.Union( rect );
 666         m_clearRegion.Union( rect );
 667     }
 668
 669     XFreeGC( xdisplay, xgc );
 670
 671     // Move Clients, but not the scrollbars
 672     // FIXME: There may be a better method to move a lot of Windows within X11
 673     wxScrollBar *sbH = ((wxWindow *) this)->GetScrollbar( wxHORIZONTAL );
 674     wxScrollBar *sbV = ((wxWindow *) this)->GetScrollbar( wxVERTICAL );
 675     wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
 676     while ( node )
 677     {
 678         // Only propagate to non-top-level windows
 679         wxWindow *win = node->GetData();
 680         if ( win->GetParent() && win != sbH && win != sbV )
 681         {
 682             wxPoint pos = win->GetPosition();
 683             // Add the delta to the old Position
 684             pos.x += dx;
 685             pos.y += dy;
 686             win->SetPosition(pos);
 687         }
 688         node = node->GetNext();
 689     }
 690 }
 691
 692 // ---------------------------------------------------------------------------
 693 // drag and drop
 694 // ---------------------------------------------------------------------------
 695
 696 #if wxUSE_DRAG_AND_DROP
 697
 698 void wxWindowX11::SetDropTarget(wxDropTarget * WXUNUSED(pDropTarget))
 699 {
 700     // TODO
 701 }
 702
 703 #endif
 704
 705 // Old style file-manager drag&drop
 706 void wxWindowX11::DragAcceptFiles(bool WXUNUSED(accept))
 707 {
 708     // TODO
 709 }
 710
 711 // ----------------------------------------------------------------------------
 712 // tooltips
 713 // ----------------------------------------------------------------------------
 714
 715 #if wxUSE_TOOLTIPS
 716
 717 void wxWindowX11::DoSetToolTip(wxToolTip * WXUNUSED(tooltip))
 718 {
 719     // TODO
 720 }
 721
 722 #endif // wxUSE_TOOLTIPS
 723
 724 // ---------------------------------------------------------------------------
 725 // moving and resizing
 726 // ---------------------------------------------------------------------------
 727
 728 bool wxWindowX11::PreResize()
 729 {
 730     return TRUE;
 731 }
 732
 733 // Get total size
 734 void wxWindowX11::DoGetSize(int *x, int *y) const
 735 {
 736     Window xwindow = (Window) m_mainWindow;
 737
 738     wxCHECK_RET( xwindow, wxT("invalid window") );
 739
 740     //XSync(wxGlobalDisplay(), False);
 741
 742     XWindowAttributes attr;
 743     Status status = XGetWindowAttributes( wxGlobalDisplay(), xwindow, &attr );
 744     wxASSERT(status);
 745
 746     if (status)
 747     {
 748         *x = attr.width /* + 2*m_borderSize */ ;
 749         *y = attr.height /* + 2*m_borderSize */ ;
 750     }
 751 }
 752
 753 void wxWindowX11::DoGetPosition(int *x, int *y) const
 754 {
 755     Window window = (Window) m_mainWindow;
 756     if (window)
 757     {
 758         //XSync(wxGlobalDisplay(), False);
 759         XWindowAttributes attr;
 760         Status status = XGetWindowAttributes(wxGlobalDisplay(), window, & attr);
 761         wxASSERT(status);
 762
 763         if (status)
 764         {
 765             *x = attr.x;
 766             *y = attr.y;
 767
 768             // We may be faking the client origin. So a window that's really at (0, 30)
 769             // may appear (to wxWin apps) to be at (0, 0).
 770             if (GetParent())
 771             {
 772                 wxPoint pt(GetParent()->GetClientAreaOrigin());
 773                 *x -= pt.x;
 774                 *y -= pt.y;
 775             }
 776         }
 777     }
 778 }
 779
 780 void wxWindowX11::DoScreenToClient(int *x, int *y) const
 781 {
 782     Display *display = wxGlobalDisplay();
 783     Window rootWindow = RootWindowOfScreen(DefaultScreenOfDisplay(display));
 784     Window thisWindow = (Window) m_clientWindow;
 785
 786     Window childWindow;
 787     int xx = *x;
 788     int yy = *y;
 789     XTranslateCoordinates(display, rootWindow, thisWindow, xx, yy, x, y, &childWindow);
 790 }
 791
 792 void wxWindowX11::DoClientToScreen(int *x, int *y) const
 793 {
 794     Display *display = wxGlobalDisplay();
 795     Window rootWindow = RootWindowOfScreen(DefaultScreenOfDisplay(display));
 796     Window thisWindow = (Window) m_clientWindow;
 797
 798     Window childWindow;
 799     int xx = *x;
 800     int yy = *y;
 801     XTranslateCoordinates(display, thisWindow, rootWindow, xx, yy, x, y, &childWindow);
 802 }
 803
 804
 805 // Get size *available for subwindows* i.e. excluding menu bar etc.
 806 void wxWindowX11::DoGetClientSize(int *x, int *y) const
 807 {
 808     Window window = (Window) m_mainWindow;
 809
 810     if (window)
 811     {
 812         XWindowAttributes attr;
 813         Status status = XGetWindowAttributes( wxGlobalDisplay(), window, &attr );
 814         wxASSERT(status);
 815
 816         if (status)
 817         {
 818             *x = attr.width ;
 819             *y = attr.height ;
 820         }
 821     }
 822 }
 823
 824 void wxWindowX11::DoSetSize(int x, int y, int width, int height, int sizeFlags)
 825 {
 826     //    wxLogDebug("DoSetSize: %s (%ld) %d, %d %dx%d", GetClassInfo()->GetClassName(), GetId(), x, y, width, height);
 827
 828     Window xwindow = (Window) m_mainWindow;
 829
 830     wxCHECK_RET( xwindow, wxT("invalid window") );
 831
 832     XWindowAttributes attr;
 833     Status status = XGetWindowAttributes( wxGlobalDisplay(), xwindow, &attr );
 834     wxCHECK_RET( status, wxT("invalid window attributes") );
 835
 836     int new_x = attr.x;
 837     int new_y = attr.y;
 838     int new_w = attr.width;
 839     int new_h = attr.height;
 840
 841     if (x != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 842     {
 843         int yy = 0;
 844         AdjustForParentClientOrigin( x, yy, sizeFlags);
 845         new_x = x;
 846     }
 847     if (y != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 848     {
 849         int xx = 0;
 850         AdjustForParentClientOrigin( xx, y, sizeFlags);
 851         new_y = y;
 852     }
 853     if (width != -1)
 854     {
 855         new_w = width;
 856         if (new_w <= 0)
 857             new_w = 20;
 858     }
 859     if (height != -1)
 860     {
 861         new_h = height;
 862         if (new_h <= 0)
 863             new_h = 20;
 864     }
 865
 866     DoMoveWindow( new_x, new_y, new_w, new_h );
 867 }
 868
 869 void wxWindowX11::DoSetClientSize(int width, int height)
 870 {
 871     //    wxLogDebug("DoSetClientSize: %s (%ld) %dx%d", GetClassInfo()->GetClassName(), GetId(), width, height);
 872
 873     Window xwindow = (Window) m_mainWindow;
 874
 875     wxCHECK_RET( xwindow, wxT("invalid window") );
 876
 877     XResizeWindow( wxGlobalDisplay(), xwindow, width, height );
 878
 879     if (m_mainWindow != m_clientWindow)
 880     {
 881         xwindow = (Window) m_clientWindow;
 882
 883         wxWindow *window = (wxWindow*) this;
 884         wxRenderer *renderer = window->GetRenderer();
 885         if (renderer)
 886         {
 887             wxRect border = renderer->GetBorderDimensions( (wxBorder)(m_windowStyle & wxBORDER_MASK) );
 888             width -= border.x + border.width;
 889             height -= border.y + border.height;
 890         }
 891
 892         XResizeWindow( wxGlobalDisplay(), xwindow, width, height );
 893     }
 894 }
 895
 896 void wxWindowX11::DoMoveWindow(int x, int y, int width, int height)
 897 {
 898     Window xwindow = (Window) m_mainWindow;
 899
 900     wxCHECK_RET( xwindow, wxT("invalid window") );
 901
 902 #if !wxUSE_NANOX
 903
 904     XMoveResizeWindow( wxGlobalDisplay(), xwindow, x, y, width, height );
 905     if (m_mainWindow != m_clientWindow)
 906     {
 907         xwindow = (Window) m_clientWindow;
 908
 909         wxWindow *window = (wxWindow*) this;
 910         wxRenderer *renderer = window->GetRenderer();
 911         if (renderer)
 912         {
 913             wxRect border = renderer->GetBorderDimensions( (wxBorder)(m_windowStyle & wxBORDER_MASK) );
 914             x = border.x;
 915             y = border.y;
 916             width -= border.x + border.width;
 917             height -= border.y + border.height;
 918         }
 919         else
 920         {
 921             x = 0;
 922             y = 0;
 923         }
 924
 925         wxScrollBar *sb = window->GetScrollbar( wxHORIZONTAL );
 926         if (sb && sb->IsShown())
 927         {
 928             wxSize size = sb->GetSize();
 929             height -= size.y;
 930         }
 931         sb = window->GetScrollbar( wxVERTICAL );
 932         if (sb && sb->IsShown())
 933         {
 934             wxSize size = sb->GetSize();
 935             width -= size.x;
 936         }
 937
 938         XMoveResizeWindow( wxGlobalDisplay(), xwindow, x, y, wxMax(1, width), wxMax(1, height) );
 939     }
 940
 941 #else
 942
 943     XWindowChanges windowChanges;
 944     windowChanges.x = x;
 945     windowChanges.y = y;
 946     windowChanges.width = width;
 947     windowChanges.height = height;
 948     windowChanges.stack_mode = 0;
 949     int valueMask = CWX | CWY | CWWidth | CWHeight;
 950
 951     XConfigureWindow( wxGlobalDisplay(), xwindow, valueMask, &windowChanges );
 952
 953 #endif
 954 }
 955
 956 void wxWindowX11::DoSetSizeHints(int minW, int minH, int maxW, int maxH, int incW, int incH)
 957 {
 958     m_minWidth = minW;
 959     m_minHeight = minH;
 960     m_maxWidth = maxW;
 961     m_maxHeight = maxH;
 962
 963 #if !wxUSE_NANOX
 964     XSizeHints sizeHints;
 965     sizeHints.flags = 0;
 966
 967     if (minW > -1 && minH > -1)
 968     {
 969         sizeHints.flags |= PMinSize;
 970         sizeHints.min_width = minW;
 971         sizeHints.min_height = minH;
 972     }
 973     if (maxW > -1 && maxH > -1)
 974     {
 975         sizeHints.flags |= PMaxSize;
 976         sizeHints.max_width = maxW;
 977         sizeHints.max_height = maxH;
 978     }
 979     if (incW > -1 && incH > -1)
 980     {
 981         sizeHints.flags |= PResizeInc;
 982         sizeHints.width_inc = incW;
 983         sizeHints.height_inc = incH;
 984     }
 985
 986     XSetWMNormalHints(wxGlobalDisplay(), (Window) m_mainWindow, &sizeHints );
 987 #endif
 988 }
 989
 990 // ---------------------------------------------------------------------------
 991 // text metrics
 992 // ---------------------------------------------------------------------------
 993
 994 int wxWindowX11::GetCharHeight() const
 995 {
 996     wxCHECK_MSG( m_font.Ok(), 0, wxT("valid window font needed") );
 997
 998 #if wxUSE_UNICODE
 999     // There should be an easier way.
1000     PangoLayout *layout = pango_layout_new( wxTheApp->GetPangoContext() );
1001     pango_layout_set_font_description( layout, GetFont().GetNativeFontInfo()->description );
1002     pango_layout_set_text(layout, "H", 1 );
1003     int w,h;
1004     pango_layout_get_pixel_size(layout, &w, &h);
1005     g_object_unref( G_OBJECT( layout ) );
1006
1007     return h;
1008 #else
1009     WXFontStructPtr pFontStruct = m_font.GetFontStruct(1.0, wxGlobalDisplay());
1010
1011     int direction, ascent, descent;
1012     XCharStruct overall;
1013     XTextExtents ((XFontStruct*) pFontStruct, "x", 1, &direction, &ascent,
1014         &descent, &overall);
1015
1016     //  return (overall.ascent + overall.descent);
1017     return (ascent + descent);
1018 #endif
1019 }
1020
1021 int wxWindowX11::GetCharWidth() const
1022 {
1023     wxCHECK_MSG( m_font.Ok(), 0, wxT("valid window font needed") );
1024
1025 #if wxUSE_UNICODE
1026     // There should be an easier way.
1027     PangoLayout *layout = pango_layout_new( wxTheApp->GetPangoContext() );
1028     pango_layout_set_font_description( layout, GetFont().GetNativeFontInfo()->description );
1029     pango_layout_set_text(layout, "H", 1 );
1030     int w,h;
1031     pango_layout_get_pixel_size(layout, &w, &h);
1032     g_object_unref( G_OBJECT( layout ) );
1033
1034     return w;
1035 #else
1036     WXFontStructPtr pFontStruct = m_font.GetFontStruct(1.0, wxGlobalDisplay());
1037
1038     int direction, ascent, descent;
1039     XCharStruct overall;
1040     XTextExtents ((XFontStruct*) pFontStruct, "x", 1, &direction, &ascent,
1041         &descent, &overall);
1042
1043     return overall.width;
1044 #endif
1045 }
1046
1047 void wxWindowX11::GetTextExtent(const wxString& string,
1048                              int *x, int *y,
1049                              int *descent, int *externalLeading,
1050                              const wxFont *theFont) const
1051 {
1052     wxFont fontToUse = m_font;
1053     if (theFont) fontToUse = *theFont;
1054
1055     wxCHECK_RET( fontToUse.Ok(), wxT("invalid font") );
1056
1057     if (string.IsEmpty())
1058     {
1059         if (x) (*x) = 0;
1060         if (y) (*y) = 0;
1061         return;
1062     }
1063
1064 #if wxUSE_UNICODE
1065     PangoLayout *layout = pango_layout_new( wxTheApp->GetPangoContext() );
1066
1067     PangoFontDescription *desc = fontToUse.GetNativeFontInfo()->description;
1068     pango_layout_set_font_description(layout, desc);
1069
1070     const wxCharBuffer data = wxConvUTF8.cWC2MB( string );
1071     pango_layout_set_text(layout, (const char*) data, strlen( (const char*) data ));
1072
1073     PangoLayoutLine *line = (PangoLayoutLine *)pango_layout_get_lines(layout)->data;
1074
1075
1076     PangoRectangle rect;
1077     pango_layout_line_get_extents(line, NULL, &rect);
1078
1079     if (x) (*x) = (wxCoord) (rect.width / PANGO_SCALE);
1080     if (y) (*y) = (wxCoord) (rect.height / PANGO_SCALE);
1081     if (descent)
1082     {
1083         // Do something about metrics here
1084         (*descent) = 0;
1085     }
1086     if (externalLeading) (*externalLeading) = 0;  // ??
1087
1088     g_object_unref( G_OBJECT( layout ) );
1089 #else
1090     WXFontStructPtr pFontStruct = fontToUse.GetFontStruct(1.0, wxGlobalDisplay());
1091
1092     int direction, ascent, descent2;
1093     XCharStruct overall;
1094     int slen = string.Len();
1095
1096     XTextExtents((XFontStruct*) pFontStruct, (char*) string.c_str(), slen,
1097                  &direction, &ascent, &descent2, &overall);
1098
1099     if ( x )
1100         *x = (overall.width);
1101     if ( y )
1102         *y = (ascent + descent2);
1103     if (descent)
1104         *descent = descent2;
1105     if (externalLeading)
1106         *externalLeading = 0;
1107 #endif
1108 }
1109
1110 // ----------------------------------------------------------------------------
1111 // painting
1112 // ----------------------------------------------------------------------------
1113
1114 void wxWindowX11::Refresh(bool eraseBack, const wxRect *rect)
1115 {
1116     if (eraseBack)
1117     {
1118         if (rect)
1119         {
1120             // Schedule for later Updating in ::Update() or ::OnInternalIdle().
1121             m_clearRegion.Union( rect->x, rect->y, rect->width, rect->height );
1122         }
1123         else
1124         {
1125             int height,width;
1126             GetSize( &width, &height );
1127
1128             // Schedule for later Updating in ::Update() or ::OnInternalIdle().
1129             m_clearRegion.Clear();
1130             m_clearRegion.Union( 0, 0, width, height );
1131         }
1132     }
1133
1134     if (rect)
1135     {
1136          // Schedule for later Updating in ::Update() or ::OnInternalIdle().
1137          m_updateRegion.Union( rect->x, rect->y, rect->width, rect->height );
1138     }
1139     else
1140     {
1141         int height,width;
1142         GetSize( &width, &height );
1143
1144         // Schedule for later Updating in ::Update() or ::OnInternalIdle().
1145         m_updateRegion.Clear();
1146         m_updateRegion.Union( 0, 0, width, height );
1147     }
1148 }
1149
1150 void wxWindowX11::Update()
1151 {
1152     if (m_updateNcArea)
1153     {
1154         // wxLogDebug("wxWindowX11::UpdateNC: %s", GetClassInfo()->GetClassName());
1155         // Send nc paint events.
1156         SendNcPaintEvents();
1157     }
1158
1159     if (!m_updateRegion.IsEmpty())
1160     {
1161         // wxLogDebug("wxWindowX11::Update: %s", GetClassInfo()->GetClassName());
1162         // Actually send erase events.
1163         SendEraseEvents();
1164
1165         // Actually send paint events.
1166         SendPaintEvents();
1167     }
1168 }
1169
1170 void wxWindowX11::SendEraseEvents()
1171 {
1172     if (m_clearRegion.IsEmpty()) return;
1173
1174     wxClientDC dc( (wxWindow*)this );
1175     dc.SetClippingRegion( m_clearRegion );
1176
1177     wxEraseEvent erase_event( GetId(), &dc );
1178     erase_event.SetEventObject( this );
1179
1180     if (!GetEventHandler()->ProcessEvent(erase_event) )
1181     {
1182         Display *xdisplay = wxGlobalDisplay();
1183         Window xwindow = (Window) GetClientAreaWindow();
1184         XSetForeground( xdisplay, g_eraseGC, m_backgroundColour.GetPixel() );
1185
1186         wxRegionIterator upd( m_clearRegion );
1187         while (upd)
1188         {
1189             XFillRectangle( xdisplay, xwindow, g_eraseGC,
1190                             upd.GetX(), upd.GetY(), upd.GetWidth(), upd.GetHeight() );
1191             upd ++;
1192         }
1193     }
1194
1195     m_clearRegion.Clear();
1196 }
1197
1198 void wxWindowX11::SendPaintEvents()
1199 {
1200     //    wxLogDebug("SendPaintEvents: %s (%ld)", GetClassInfo()->GetClassName(), GetId());
1201
1202     m_clipPaintRegion = TRUE;
1203
1204     wxPaintEvent paint_event( GetId() );
1205     paint_event.SetEventObject( this );
1206     GetEventHandler()->ProcessEvent( paint_event );
1207
1208     m_updateRegion.Clear();
1209
1210     m_clipPaintRegion = FALSE;
1211 }
1212
1213 void wxWindowX11::SendNcPaintEvents()
1214 {
1215     wxWindow *window = (wxWindow*) this;
1216
1217     // All this for drawing the small square between the scrollbars.
1218     int width = 0;
1219     int height = 0;
1220     int x = 0;
1221     int y = 0;
1222     wxScrollBar *sb = window->GetScrollbar( wxHORIZONTAL );
1223     if (sb && sb->IsShown())
1224     {
1225         height = sb->GetSize().y;
1226         y = sb->GetPosition().y;
1227
1228         sb = window->GetScrollbar( wxVERTICAL );
1229         if (sb && sb->IsShown())
1230         {
1231             width = sb->GetSize().x;
1232             x = sb->GetPosition().x;
1233
1234             Display *xdisplay = wxGlobalDisplay();
1235             Window xwindow = (Window) GetMainWindow();
1236             Colormap cm = (Colormap) wxTheApp->GetMainColormap( wxGetDisplay() );
1237             wxColour colour = wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE);
1238             colour.CalcPixel( (WXColormap) cm );
1239
1240             XSetForeground( xdisplay, g_eraseGC, colour.GetPixel() );
1241
1242             XFillRectangle( xdisplay, xwindow, g_eraseGC, x, y, width, height );
1243         }
1244     }
1245
1246     wxNcPaintEvent nc_paint_event( GetId() );
1247     nc_paint_event.SetEventObject( this );
1248     GetEventHandler()->ProcessEvent( nc_paint_event );
1249
1250     m_updateNcArea = FALSE;
1251 }
1252
1253 // ----------------------------------------------------------------------------
1254 // event handlers
1255 // ----------------------------------------------------------------------------
1256
1257 // Responds to colour changes: passes event on to children.
1258 void wxWindowX11::OnSysColourChanged(wxSysColourChangedEvent& event)
1259 {
1260     wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
1261     while ( node )
1262     {
1263         // Only propagate to non-top-level windows
1264         wxWindow *win = node->GetData();
1265         if ( win->GetParent() )
1266         {
1267             wxSysColourChangedEvent event2;
1268             event.SetEventObject(win);
1269             win->GetEventHandler()->ProcessEvent(event2);
1270         }
1271
1272         node = node->GetNext();
1273     }
1274 }
1275
1276 // See handler for InFocus case in app.cpp for details.
1277 wxWindow* g_GettingFocus = NULL;
1278
1279 void wxWindowX11::OnInternalIdle()
1280 {
1281     // Update invalidated regions.
1282     Update();
1283
1284     // This calls the UI-update mechanism (querying windows for
1285     // menu/toolbar/control state information)
1286     if (wxUpdateUIEvent::CanUpdate((wxWindow*) this))
1287         UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
1288
1289     // Set the input focus if couldn't do it before
1290     if (m_needsInputFocus)
1291     {
1292 #if 0
1293         wxString msg;
1294         msg.Printf("Setting focus for %s from OnInternalIdle\n", GetClassInfo()->GetClassName());
1295         printf(msg.c_str());
1296 #endif
1297         SetFocus();
1298
1299         // If it couldn't set the focus now, there's
1300         // no point in trying again.
1301         m_needsInputFocus = FALSE;
1302     }
1303     g_GettingFocus = NULL;
1304 }
1305
1306 // ----------------------------------------------------------------------------
1307 // function which maintain the global hash table mapping Widgets to wxWidgets
1308 // ----------------------------------------------------------------------------
1309
1310 static bool DoAddWindowToTable(wxWindowHash *hash, Window w, wxWindow *win)
1311 {
1312     if ( !hash->insert(wxWindowHash::value_type(w, win)).second )
1313     {
1314         wxLogDebug( wxT("Widget table clash: new widget is 0x%08x, %s"),
1315                     (unsigned int)w, win->GetClassInfo()->GetClassName());
1316         return FALSE;
1317     }
1318
1319     wxLogTrace( wxT("widget"), wxT("XWindow 0x%08x <-> window %p (%s)"),
1320                 (unsigned int) w, win, win->GetClassInfo()->GetClassName());
1321
1322     return TRUE;
1323 }
1324
1325 static inline wxWindow *DoGetWindowFromTable(wxWindowHash *hash, Window w)
1326 {
1327     wxWindowHash::iterator i = hash->find(w);
1328     return i == hash->end() ? NULL : i->second;
1329 }
1330
1331 static inline void DoDeleteWindowFromTable(wxWindowHash *hash, Window w)
1332 {
1333     wxLogTrace( wxT("widget"), wxT("XWindow 0x%08x deleted"), (unsigned int) w);
1334
1335     hash->erase(w);
1336 }
1337
1338 // ----------------------------------------------------------------------------
1339 // public wrappers
1340 // ----------------------------------------------------------------------------
1341
1342 bool wxAddWindowToTable(Window w, wxWindow *win)
1343 {
1344     return DoAddWindowToTable(wxWidgetHashTable, w, win);
1345 }
1346
1347 wxWindow *wxGetWindowFromTable(Window w)
1348 {
1349     return DoGetWindowFromTable(wxWidgetHashTable, w);
1350 }
1351
1352 void wxDeleteWindowFromTable(Window w)
1353 {
1354     DoDeleteWindowFromTable(wxWidgetHashTable, w);
1355 }
1356
1357 bool wxAddClientWindowToTable(Window w, wxWindow *win)
1358 {
1359     return DoAddWindowToTable(wxClientWidgetHashTable, w, win);
1360 }
1361
1362 wxWindow *wxGetClientWindowFromTable(Window w)
1363 {
1364     return DoGetWindowFromTable(wxClientWidgetHashTable, w);
1365 }
1366
1367 void wxDeleteClientWindowFromTable(Window w)
1368 {
1369     DoDeleteWindowFromTable(wxClientWidgetHashTable, w);
1370 }
1371
1372 // ----------------------------------------------------------------------------
1373 // X11-specific accessors
1374 // ----------------------------------------------------------------------------
1375
1376 WXWindow wxWindowX11::GetMainWindow() const
1377 {
1378     return m_mainWindow;
1379 }
1380
1381 WXWindow wxWindowX11::GetClientAreaWindow() const
1382 {
1383     return m_clientWindow;
1384 }
1385
1386 // ----------------------------------------------------------------------------
1387 // TranslateXXXEvent() functions
1388 // ----------------------------------------------------------------------------
1389
1390 bool wxTranslateMouseEvent(wxMouseEvent& wxevent, wxWindow *win, Window window, XEvent *xevent)
1391 {
1392     switch (XEventGetType(xevent))
1393     {
1394         case EnterNotify:
1395         case LeaveNotify:
1396         case ButtonPress:
1397         case ButtonRelease:
1398         case MotionNotify:
1399         {
1400             wxEventType eventType = wxEVT_NULL;
1401
1402             if (XEventGetType(xevent) == EnterNotify)
1403             {
1404                 //if (local_event.xcrossing.mode!=NotifyNormal)
1405                 //  return ; // Ignore grab events
1406                 eventType = wxEVT_ENTER_WINDOW;
1407                 //            canvas->GetEventHandler()->OnSetFocus();
1408             }
1409             else if (XEventGetType(xevent) == LeaveNotify)
1410             {
1411                 //if (local_event.xcrossingr.mode!=NotifyNormal)
1412                 //  return ; // Ignore grab events
1413                 eventType = wxEVT_LEAVE_WINDOW;
1414                 //            canvas->GetEventHandler()->OnKillFocus();
1415             }
1416             else if (XEventGetType(xevent) == MotionNotify)
1417             {
1418                 eventType = wxEVT_MOTION;
1419             }
1420             else if (XEventGetType(xevent) == ButtonPress)
1421             {
1422                 wxevent.SetTimestamp(XButtonEventGetTime(xevent));
1423                 int button = 0;
1424                 if (XButtonEventLChanged(xevent))
1425                 {
1426                     eventType = wxEVT_LEFT_DOWN;
1427                     button = 1;
1428                 }
1429                 else if (XButtonEventMChanged(xevent))
1430                 {
1431                     eventType = wxEVT_MIDDLE_DOWN;
1432                     button = 2;
1433                 }
1434                 else if (XButtonEventRChanged(xevent))
1435                 {
1436                     eventType = wxEVT_RIGHT_DOWN;
1437                     button = 3;
1438                 }
1439
1440                 // check for a double click
1441                 // TODO: where can we get this value from?
1442                 //long dclickTime = XtGetMultiClickTime(wxGlobalDisplay());
1443                 long dclickTime = 200;
1444                 long ts = wxevent.GetTimestamp();
1445
1446                 int buttonLast = win->GetLastClickedButton();
1447                 long lastTS = win->GetLastClickTime();
1448                 if ( buttonLast && buttonLast == button && (ts - lastTS) < dclickTime )
1449                 {
1450                     // I have a dclick
1451                     win->SetLastClick(0, ts);
1452                     if ( eventType == wxEVT_LEFT_DOWN )
1453                         eventType = wxEVT_LEFT_DCLICK;
1454                     else if ( eventType == wxEVT_MIDDLE_DOWN )
1455                         eventType = wxEVT_MIDDLE_DCLICK;
1456                     else if ( eventType == wxEVT_RIGHT_DOWN )
1457                         eventType = wxEVT_RIGHT_DCLICK;
1458                 }
1459                 else
1460                 {
1461                     // not fast enough or different button
1462                     win->SetLastClick(button, ts);
1463                 }
1464             }
1465             else if (XEventGetType(xevent) == ButtonRelease)
1466             {
1467                 if (XButtonEventLChanged(xevent))
1468                 {
1469                     eventType = wxEVT_LEFT_UP;
1470                 }
1471                 else if (XButtonEventMChanged(xevent))
1472                 {
1473                     eventType = wxEVT_MIDDLE_UP;
1474                 }
1475                 else if (XButtonEventRChanged(xevent))
1476                 {
1477                     eventType = wxEVT_RIGHT_UP;
1478                 }
1479                 else return FALSE;
1480             }
1481             else
1482             {
1483                 return FALSE;
1484             }
1485
1486             wxevent.SetEventType(eventType);
1487
1488             wxevent.m_x = XButtonEventGetX(xevent);
1489             wxevent.m_y = XButtonEventGetY(xevent);
1490
1491             wxevent.m_leftDown = ((eventType == wxEVT_LEFT_DOWN)
1492                 || (XButtonEventLIsDown(xevent)
1493                 && (eventType != wxEVT_LEFT_UP)));
1494             wxevent.m_middleDown = ((eventType == wxEVT_MIDDLE_DOWN)
1495                 || (XButtonEventMIsDown(xevent)
1496                 && (eventType != wxEVT_MIDDLE_UP)));
1497             wxevent.m_rightDown = ((eventType == wxEVT_RIGHT_DOWN)
1498                 || (XButtonEventRIsDown (xevent)
1499                 && (eventType != wxEVT_RIGHT_UP)));
1500
1501             wxevent.m_shiftDown = XButtonEventShiftIsDown(xevent);
1502             wxevent.m_controlDown = XButtonEventCtrlIsDown(xevent);
1503             wxevent.m_altDown = XButtonEventAltIsDown(xevent);
1504             wxevent.m_metaDown = XButtonEventMetaIsDown(xevent);
1505
1506             wxevent.SetId(win->GetId());
1507             wxevent.SetEventObject(win);
1508
1509             return TRUE;
1510         }
1511     }
1512     return FALSE;
1513 }
1514
1515 bool wxTranslateKeyEvent(wxKeyEvent& wxevent, wxWindow *win, Window WXUNUSED(win), XEvent *xevent, bool isAscii)
1516 {
1517     switch (XEventGetType(xevent))
1518     {
1519     case KeyPress:
1520     case KeyRelease:
1521         {
1522             char buf[20];
1523
1524             KeySym keySym;
1525             (void) XLookupString ((XKeyEvent *) xevent, buf, 20, &keySym, NULL);
1526             int id = wxCharCodeXToWX (keySym);
1527             // id may be WXK_xxx code - these are outside ASCII range, so we
1528             // can't just use toupper() on id.
1529             // Only change this if we want the raw key that was pressed,
1530             // and don't change it if we want an ASCII value.
1531             if (!isAscii && (id >= 'a' && id <= 'z'))
1532             {
1533                 id = id + 'A' - 'a';
1534             }
1535
1536             wxevent.m_shiftDown = XKeyEventShiftIsDown(xevent);
1537             wxevent.m_controlDown = XKeyEventCtrlIsDown(xevent);
1538             wxevent.m_altDown = XKeyEventAltIsDown(xevent);
1539             wxevent.m_metaDown = XKeyEventMetaIsDown(xevent);
1540             wxevent.SetEventObject(win);
1541             wxevent.m_keyCode = id;
1542             wxevent.SetTimestamp(XKeyEventGetTime(xevent));
1543
1544             wxevent.m_x = XKeyEventGetX(xevent);
1545             wxevent.m_y = XKeyEventGetY(xevent);
1546
1547             return id > -1;
1548         }
1549     default:
1550         break;
1551     }
1552     return FALSE;
1553 }
1554
1555 // ----------------------------------------------------------------------------
1556 // Colour stuff
1557 // ----------------------------------------------------------------------------
1558
1559 bool wxWindowX11::SetBackgroundColour(const wxColour& col)
1560 {
1561     wxWindowBase::SetBackgroundColour(col);
1562
1563     Display *xdisplay = (Display*) wxGlobalDisplay();
1564     int xscreen = DefaultScreen( xdisplay );
1565     Colormap cm = DefaultColormap( xdisplay, xscreen );
1566
1567     m_backgroundColour.CalcPixel( (WXColormap) cm );
1568
1569     // We don't set the background colour as we paint
1570     // the background ourselves.
1571     // XSetWindowBackground( xdisplay, (Window) m_clientWindow, m_backgroundColour.GetPixel() );
1572
1573     return TRUE;
1574 }
1575
1576 bool wxWindowX11::SetForegroundColour(const wxColour& col)
1577 {
1578     if ( !wxWindowBase::SetForegroundColour(col) )
1579         return FALSE;
1580
1581     return TRUE;
1582 }
1583
1584 // ----------------------------------------------------------------------------
1585 // global functions
1586 // ----------------------------------------------------------------------------
1587
1588 wxWindow *wxGetActiveWindow()
1589 {
1590     // TODO
1591     wxFAIL_MSG(wxT("Not implemented"));
1592     return NULL;
1593 }
1594
1595 /* static */
1596 wxWindow *wxWindowBase::GetCapture()
1597 {
1598     return (wxWindow *)g_captureWindow;
1599 }
1600
1601
1602 // Find the wxWindow at the current mouse position, returning the mouse
1603 // position.
1604 wxWindow* wxFindWindowAtPointer(wxPoint& pt)
1605 {
1606     return wxFindWindowAtPoint(wxGetMousePosition());
1607 }
1608
1609 // Get the current mouse position.
1610 wxPoint wxGetMousePosition()
1611 {
1612 #if wxUSE_NANOX
1613     /* TODO */
1614     return wxPoint(0, 0);
1615 #else
1616     Display *display = wxGlobalDisplay();
1617     Window rootWindow = RootWindowOfScreen (DefaultScreenOfDisplay(display));
1618     Window rootReturn, childReturn;
1619     int rootX, rootY, winX, winY;
1620     unsigned int maskReturn;
1621
1622     XQueryPointer (display,
1623                    rootWindow,
1624                    &rootReturn,
1625                    &childReturn,
1626                    &rootX, &rootY, &winX, &winY, &maskReturn);
1627     return wxPoint(rootX, rootY);
1628 #endif
1629 }
1630
1631
1632 // ----------------------------------------------------------------------------
1633 // wxNoOptimize: switch off size optimization
1634 // ----------------------------------------------------------------------------
1635
1636 int wxNoOptimize::ms_count = 0;
1637
1638
1639 // ----------------------------------------------------------------------------
1640 // wxDCModule
1641 // ----------------------------------------------------------------------------
1642
1643 class wxWinModule : public wxModule
1644 {
1645 public:
1646     bool OnInit();
1647     void OnExit();
1648
1649 private:
1650     DECLARE_DYNAMIC_CLASS(wxWinModule)
1651 };
1652
1653 IMPLEMENT_DYNAMIC_CLASS(wxWinModule, wxModule)
1654
1655 bool wxWinModule::OnInit()
1656 {
1657     Display *xdisplay = wxGlobalDisplay();
1658     int xscreen = DefaultScreen( xdisplay );
1659     Window xroot = RootWindow( xdisplay, xscreen );
1660     g_eraseGC = XCreateGC( xdisplay, xroot, 0, NULL );
1661     XSetFillStyle( xdisplay, g_eraseGC, FillSolid );
1662
1663     return TRUE;
1664 }
1665
1666 void wxWinModule::OnExit()
1667 {
1668     Display *xdisplay = wxGlobalDisplay();
1669     XFreeGC( xdisplay, g_eraseGC );
1670 }
1671
1672