src/x11/toplevel.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        x11/toplevel.cpp
   3 // Purpose:     implements wxTopLevelWindow for X11
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     24.09.01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2002 Julian Smart
   9 // License:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #ifdef __GNUG__
  21     #pragma implementation "toplevel.h"
  22 #endif
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28     #pragma hdrstop
  29 #endif
  30
  31 #ifndef WX_PRECOMP
  32     #include "wx/app.h"
  33     #include "wx/toplevel.h"
  34     #include "wx/string.h"
  35     #include "wx/log.h"
  36     #include "wx/intl.h"
  37     #include "wx/frame.h"
  38     #include "wx/menu.h"
  39     #include "wx/statusbr.h"
  40 #endif //WX_PRECOMP
  41
  42 #include "wx/settings.h"
  43 #include "wx/x11/private.h"
  44 #include "X11/Xutil.h"
  45
  46 #include "wx/unix/utilsx11.h"
  47
  48 bool wxMWMIsRunning(Window w);
  49
  50 // ----------------------------------------------------------------------------
  51 // wxTopLevelWindowX11 creation
  52 // ----------------------------------------------------------------------------
  53
  54 void wxTopLevelWindowX11::Init()
  55 {
  56     m_iconized =
  57     m_maximizeOnShow = FALSE;
  58
  59     // unlike (almost?) all other windows, frames are created hidden
  60     m_isShown = FALSE;
  61
  62     // Data to save/restore when calling ShowFullScreen
  63     m_fsStyle = 0;
  64     m_fsIsMaximized = FALSE;
  65     m_fsIsShowing = FALSE;
  66
  67     m_needResizeInIdle = FALSE;
  68 }
  69
  70 bool wxTopLevelWindowX11::Create(wxWindow *parent,
  71                                  wxWindowID id,
  72                                  const wxString& title,
  73                                  const wxPoint& pos,
  74                                  const wxSize& size,
  75                                  long style,
  76                                  const wxString& name)
  77 {
  78     // init our fields
  79     Init();
  80
  81     m_windowStyle = style;
  82     m_parent = parent;
  83
  84     SetName(name);
  85
  86     m_windowId = id == -1 ? NewControlId() : id;
  87
  88     if (parent)
  89         parent->AddChild(this);
  90
  91     wxTopLevelWindows.Append(this);
  92
  93     Display *xdisplay = wxGlobalDisplay();
  94     int xscreen = DefaultScreen( xdisplay );
  95     Visual *xvisual = DefaultVisual( xdisplay, xscreen );
  96     Window xparent = RootWindow( xdisplay, xscreen );
  97     Colormap cm = DefaultColormap( xdisplay, xscreen );
  98
  99     if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)
 100         m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE);
 101     else
 102         m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE);
 103     m_backgroundColour.CalcPixel( (WXColormap) cm );
 104     m_hasBgCol = TRUE;
 105
 106     wxSize size2(size);
 107     if (size2.x == -1)
 108         size2.x = 100;
 109     if (size2.y == -1)
 110         size2.y = 100;
 111
 112     wxPoint pos2(pos);
 113     if (pos2.x == -1)
 114         pos2.x = 100;
 115     if (pos2.y == -1)
 116         pos2.y = 100;
 117
 118 #if !wxUSE_NANOX
 119     XSetWindowAttributes xattributes;
 120     XSizeHints size_hints;
 121
 122     long xattributes_mask =
 123         CWBorderPixel | CWBackPixel;
 124
 125     xattributes.background_pixel = m_backgroundColour.GetPixel();
 126     xattributes.border_pixel = BlackPixel( xdisplay, xscreen );
 127
 128     if (HasFlag( wxNO_BORDER ))
 129     {
 130         xattributes_mask |= CWOverrideRedirect;
 131         xattributes.override_redirect = True;
 132     }
 133
 134     if (HasFlag( wxNO_FULL_REPAINT_ON_RESIZE ))
 135     {
 136         xattributes_mask |= CWBitGravity;
 137         xattributes.bit_gravity = NorthWestGravity;
 138     }
 139
 140     xattributes_mask |= CWEventMask;
 141     xattributes.event_mask =
 142         ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
 143         ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
 144         KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
 145         PropertyChangeMask;
 146
 147     Window xwindow = XCreateWindow( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
 148                                     0, DefaultDepth(xdisplay,xscreen), InputOutput, xvisual, xattributes_mask, &xattributes );
 149 #else
 150     long backColor, foreColor;
 151     backColor = GR_RGB(m_backgroundColour.Red(), m_backgroundColour.Green(), m_backgroundColour.Blue());
 152     foreColor = GR_RGB(m_foregroundColour.Red(), m_foregroundColour.Green(), m_foregroundColour.Blue());
 153
 154     Window xwindow = XCreateWindowWithColor( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
 155                                     0, 0, InputOutput, xvisual, backColor, foreColor);
 156 #endif
 157
 158     m_mainWindow = (WXWindow) xwindow;
 159     m_clientWindow = (WXWindow) xwindow;
 160     wxAddWindowToTable( xwindow, (wxWindow*) this );
 161
 162 #if wxUSE_NANOX
 163     XSelectInput( xdisplay, xwindow,
 164                   GR_EVENT_MASK_CLOSE_REQ |
 165                   ExposureMask |
 166                   KeyPressMask |
 167                   KeyReleaseMask |
 168                   ButtonPressMask |
 169                   ButtonReleaseMask |
 170                   ButtonMotionMask |
 171                   EnterWindowMask |
 172                   LeaveWindowMask |
 173                   PointerMotionMask |
 174                   KeymapStateMask |
 175                   FocusChangeMask |
 176                   ColormapChangeMask |
 177                   StructureNotifyMask |
 178                   PropertyChangeMask
 179                   );
 180 #endif
 181
 182     // Set background to None which will prevent X11 from clearing the
 183     // background completely.
 184     XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
 185
 186 #if !wxUSE_NANOX
 187     if (HasFlag( wxSTAY_ON_TOP ))
 188     {
 189         Window xroot = RootWindow( xdisplay, xscreen );
 190         XSetTransientForHint( xdisplay, xwindow, xroot );
 191     }
 192     else
 193     {
 194        if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)
 195        {
 196             if (GetParent() && GetParent()->GetMainWindow())
 197             {
 198                 Window xparentwindow = (Window) GetParent()->GetMainWindow();
 199                 XSetTransientForHint( xdisplay, xwindow, xparentwindow );
 200             }
 201         }
 202     }
 203
 204     size_hints.flags = PSize | PPosition | PWinGravity;
 205     size_hints.x = pos2.x;
 206     size_hints.y = pos2.y;
 207     size_hints.width = size2.x;
 208     size_hints.height = size2.y;
 209     size_hints.win_gravity = NorthWestGravity;
 210     XSetWMNormalHints( xdisplay, xwindow, &size_hints);
 211
 212     XWMHints wm_hints;
 213     wm_hints.flags = InputHint | StateHint;
 214     if (GetParent())
 215     {
 216         wm_hints.flags |= WindowGroupHint;
 217         wm_hints.window_group = (Window) GetParent()->GetMainWindow();
 218     }
 219     wm_hints.input = True;
 220     wm_hints.initial_state = NormalState;
 221     XSetWMHints( xdisplay, xwindow, &wm_hints);
 222
 223     Atom wm_protocols[2];
 224     wm_protocols[0] = XInternAtom( xdisplay, "WM_DELETE_WINDOW", False );
 225     wm_protocols[1] = XInternAtom( xdisplay, "WM_TAKE_FOCUS", False );
 226     XSetWMProtocols( xdisplay, xwindow, wm_protocols, 2);
 227
 228 #if 0 // TODO
 229     // You will need a compliant window manager for this to work
 230     // (e.g. sawfish/enlightenment/kde/icewm/windowmaker)
 231     if (style & wxSTAY_ON_TOP)
 232     {
 233         CARD32 data = 4; // or should this be 6? According to http://developer.gnome.org/doc/standards/wm/c44.html
 234         XChangeProperty (xdisplay,
 235                     xwindow,
 236                     XInternAtom (xdisplay, "_WIN_LAYER", False),
 237                     XA_CARDINAL,
 238                     32,
 239                     PropModeReplace,
 240                     (unsigned char *)&data,
 241                     1);
 242     }
 243 #endif
 244
 245 #endif
 246
 247     wxSetWMDecorations( xwindow, style);
 248
 249     SetTitle(title);
 250
 251     return TRUE;
 252 }
 253
 254 wxTopLevelWindowX11::~wxTopLevelWindowX11()
 255 {
 256     wxTopLevelWindows.DeleteObject(this);
 257
 258     // If this is the last top-level window, exit.
 259     if ( wxTheApp && (wxTopLevelWindows.Number() == 0) )
 260     {
 261         wxTheApp->SetTopWindow(NULL);
 262
 263         if (wxTheApp->GetExitOnFrameDelete())
 264         {
 265             // Signal to the app that we're going to close
 266             wxTheApp->ExitMainLoop();
 267         }
 268     }
 269 }
 270
 271 void wxTopLevelWindowX11::OnInternalIdle()
 272 {
 273     wxWindow::OnInternalIdle();
 274
 275     if (m_needResizeInIdle)
 276     {
 277         wxSizeEvent event( GetClientSize(), GetId() );
 278         event.SetEventObject( this );
 279         GetEventHandler()->ProcessEvent( event );
 280
 281         m_needResizeInIdle = FALSE;
 282     }
 283 }
 284
 285 // ----------------------------------------------------------------------------
 286 // wxTopLevelWindowX11 showing
 287 // ----------------------------------------------------------------------------
 288
 289 bool wxTopLevelWindowX11::Show(bool show)
 290 {
 291     XSync( wxGlobalDisplay(), False );
 292
 293     // Nano-X has to force a size event,
 294     // else there's no initial size.
 295 #if wxUSE_NANOX
 296     if (show)
 297 #else
 298     if (show && m_needResizeInIdle)
 299 #endif
 300     {
 301         wxSizeEvent event(GetSize(), GetId());
 302         event.SetEventObject(this);
 303         GetEventHandler()->ProcessEvent(event);
 304
 305         m_needResizeInIdle = FALSE;
 306     }
 307     if (show)
 308     {
 309         // This does the layout _before_ the
 310         // window is shown, else the items are
 311         // drawn first at the wrong positions,
 312         // then at the correct positions.
 313         if (GetAutoLayout())
 314         {
 315             Layout();
 316         }
 317     }
 318     wxYield();
 319
 320     bool ret = wxWindowX11::Show(show);
 321     return ret;
 322 }
 323
 324 // ----------------------------------------------------------------------------
 325 // wxTopLevelWindowX11 maximize/minimize
 326 // ----------------------------------------------------------------------------
 327
 328 void wxTopLevelWindowX11::Maximize(bool maximize)
 329 {
 330     // TODO
 331 }
 332
 333 bool wxTopLevelWindowX11::IsMaximized() const
 334 {
 335     // TODO
 336     return TRUE;
 337 }
 338
 339 void wxTopLevelWindowX11::Iconize(bool iconize)
 340 {
 341     if (!m_iconized && GetMainWindow())
 342     {
 343         if (XIconifyWindow(wxGlobalDisplay(),
 344             (Window) GetMainWindow(), DefaultScreen(wxGlobalDisplay())) != 0)
 345             m_iconized = TRUE;
 346     }
 347 }
 348
 349 bool wxTopLevelWindowX11::IsIconized() const
 350 {
 351     return m_iconized;
 352 }
 353
 354 void wxTopLevelWindowX11::Restore()
 355 {
 356     // This is the way to deiconify the window, according to the X FAQ
 357     if (m_iconized && GetMainWindow())
 358     {
 359         XMapWindow(wxGlobalDisplay(), (Window) GetMainWindow());
 360         m_iconized = FALSE;
 361     }
 362 }
 363
 364 // ----------------------------------------------------------------------------
 365 // wxTopLevelWindowX11 fullscreen
 366 // ----------------------------------------------------------------------------
 367
 368 bool wxTopLevelWindowX11::ShowFullScreen(bool show, long style)
 369 {
 370     if (show)
 371     {
 372         if (IsFullScreen())
 373             return FALSE;
 374
 375         m_fsIsShowing = TRUE;
 376         m_fsStyle = style;
 377
 378         // TODO
 379
 380         return TRUE;
 381     }
 382     else
 383     {
 384         if (!IsFullScreen())
 385             return FALSE;
 386
 387         m_fsIsShowing = FALSE;
 388
 389         // TODO
 390         return TRUE;
 391     }
 392 }
 393
 394 // ----------------------------------------------------------------------------
 395 // wxTopLevelWindowX11 misc
 396 // ----------------------------------------------------------------------------
 397
 398 void wxTopLevelWindowX11::DoSetIcon(const wxIcon& icon)
 399 {
 400     if (icon.Ok() && GetMainWindow())
 401     {
 402 #if wxUSE_NANOX
 403 #else
 404         XWMHints *wmHints = XAllocWMHints();
 405         wmHints->icon_pixmap = (Pixmap) icon.GetPixmap();
 406
 407         wmHints->flags = IconPixmapHint;
 408
 409         if (icon.GetMask())
 410         {
 411             wmHints->flags |= IconMaskHint;
 412             wmHints->icon_mask = (Pixmap) icon.GetMask()->GetBitmap();
 413         }
 414
 415         XSetWMHints(wxGlobalDisplay(), (Window) GetMainWindow(), wmHints);
 416         XFree(wmHints);
 417 #endif
 418     }
 419 }
 420
 421 void wxTopLevelWindowX11::SetIcons(const wxIconBundle& icons )
 422 {
 423     // this sets m_icon
 424     wxTopLevelWindowBase::SetIcons( icons );
 425
 426     DoSetIcon( icons.GetIcon( -1 ) );
 427     wxSetIconsX11( wxGlobalDisplay(), GetMainWindow(), icons );
 428 }
 429
 430 void wxTopLevelWindowX11::SetTitle(const wxString& title)
 431 {
 432     m_title = title;
 433     if (GetMainWindow())
 434     {
 435         XStoreName(wxGlobalDisplay(), (Window) GetMainWindow(),
 436             (const char*) title);
 437         XSetIconName(wxGlobalDisplay(), (Window) GetMainWindow(),
 438             (const char*) title);
 439
 440         // Use this if the platform doesn't supply the above functions.
 441 #if 0
 442         XTextProperty textProperty;
 443         textProperty.value = (unsigned char*) title;
 444         textProperty.encoding = XA_STRING;
 445         textProperty.format = 8;
 446         textProperty.nitems = 1;
 447
 448         XSetTextProperty(wxGlobalDisplay(), (Window) GetMainWindow(),
 449             & textProperty, WM_NAME);
 450 #endif
 451     }
 452 }
 453
 454 wxString wxTopLevelWindowX11::GetTitle() const
 455 {
 456     return m_title;
 457 }
 458
 459 #ifndef MWM_DECOR_BORDER
 460
 461 #define MWM_HINTS_FUNCTIONS     (1L << 0)
 462 #define MWM_HINTS_DECORATIONS   (1L << 1)
 463 #define MWM_HINTS_INPUT_MODE    (1L << 2)
 464 #define MWM_HINTS_STATUS        (1L << 3)
 465
 466 #define MWM_DECOR_ALL           (1L << 0)
 467 #define MWM_DECOR_BORDER        (1L << 1)
 468 #define MWM_DECOR_RESIZEH       (1L << 2)
 469 #define MWM_DECOR_TITLE         (1L << 3)
 470 #define MWM_DECOR_MENU          (1L << 4)
 471 #define MWM_DECOR_MINIMIZE      (1L << 5)
 472 #define MWM_DECOR_MAXIMIZE      (1L << 6)
 473
 474 #define MWM_FUNC_ALL            (1L << 0)
 475 #define MWM_FUNC_RESIZE         (1L << 1)
 476 #define MWM_FUNC_MOVE           (1L << 2)
 477 #define MWM_FUNC_MINIMIZE       (1L << 3)
 478 #define MWM_FUNC_MAXIMIZE       (1L << 4)
 479 #define MWM_FUNC_CLOSE          (1L << 5)
 480
 481 #define MWM_INPUT_MODELESS 0
 482 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
 483 #define MWM_INPUT_SYSTEM_MODAL 2
 484 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
 485 #define MWM_INPUT_APPLICATION_MODAL MWM_INPUT_PRIMARY_APPLICATION_MODAL
 486
 487 #define MWM_TEAROFF_WINDOW      (1L<<0)
 488
 489 #endif
 490
 491 struct MwmHints {
 492     long flags;
 493     long functions;
 494     long decorations;
 495     long input_mode;
 496 };
 497
 498 #define PROP_MOTIF_WM_HINTS_ELEMENTS 5
 499
 500 // Set the window manager decorations according to the
 501 // given wxWindows style
 502 bool wxSetWMDecorations(Window w, long style)
 503 {
 504 #if wxUSE_NANOX
 505     GR_WM_PROPERTIES wmProp;
 506
 507     wmProp.flags = 0;
 508     wmProp.props = 0;
 509
 510     if (style & wxRESIZE_BORDER)
 511     {
 512         wmProp.props |= GR_WM_PROPS_APPFRAME ;
 513         wmProp.flags |= GR_WM_FLAGS_PROPS ;
 514     }
 515
 516     if (style & wxSYSTEM_MENU)
 517     {
 518         wmProp.props |= GR_WM_PROPS_CLOSEBOX ;
 519         wmProp.flags |= GR_WM_FLAGS_PROPS ;
 520     }
 521
 522     if ((style & wxCAPTION) ||
 523         (style & wxTINY_CAPTION_HORIZ) ||
 524         (style & wxTINY_CAPTION_VERT))
 525     {
 526         wmProp.props |= GR_WM_PROPS_CAPTION ;
 527         wmProp.flags |= GR_WM_FLAGS_PROPS ;
 528
 529         // The default dialog style doesn't include any kind
 530         // of border, which is a bit odd. Anyway, inclusion
 531         // of a caption surely implies a border.
 532         style |= wxTHICK_FRAME;
 533     }
 534
 535     if (style & wxTHICK_FRAME)
 536     {
 537         wmProp.props |= GR_WM_PROPS_APPFRAME ;
 538         wmProp.flags |= GR_WM_FLAGS_PROPS ;
 539     }
 540
 541     if (style & wxSIMPLE_BORDER)
 542     {
 543         wmProp.props |= GR_WM_PROPS_BORDER ;
 544         wmProp.flags |= GR_WM_FLAGS_PROPS ;
 545     }
 546
 547     if (style & wxMINIMIZE_BOX)
 548     {
 549     }
 550
 551     if (style & wxMAXIMIZE_BOX)
 552     {
 553         wmProp.props |= GR_WM_PROPS_MAXIMIZE ;
 554         wmProp.flags |= GR_WM_FLAGS_PROPS ;
 555     }
 556
 557     if (((style & wxBORDER) != wxBORDER) && ((style & wxTHICK_FRAME) != wxTHICK_FRAME)
 558         && ((style & wxRESIZE_BORDER) != wxRESIZE_BORDER))
 559     {
 560         wmProp.props |= GR_WM_PROPS_NODECORATE ;
 561         wmProp.flags |= GR_WM_FLAGS_PROPS ;
 562     }
 563
 564     GrSetWMProperties(w, & wmProp);
 565
 566 #else
 567
 568     Atom mwm_wm_hints = XInternAtom(wxGlobalDisplay(),"_MOTIF_WM_HINTS", False);
 569     if (mwm_wm_hints == 0)
 570        return FALSE;
 571
 572     MwmHints hints;
 573     hints.flags = MWM_HINTS_DECORATIONS | MWM_HINTS_FUNCTIONS;
 574     hints.decorations = 0;
 575     hints.functions = 0;
 576
 577     if ((style & wxSIMPLE_BORDER) || (style & wxNO_BORDER))
 578     {
 579         // leave zeros
 580     }
 581     else
 582     {
 583         hints.decorations = MWM_DECOR_BORDER;
 584         hints.functions = MWM_FUNC_MOVE;
 585
 586         if ((style & wxCAPTION) != 0)
 587             hints.decorations |= MWM_DECOR_TITLE;
 588
 589         if ((style & wxSYSTEM_MENU) != 0)
 590         {
 591             hints.functions |= MWM_FUNC_CLOSE;
 592             hints.decorations |= MWM_DECOR_MENU;
 593         }
 594
 595         if ((style & wxMINIMIZE_BOX) != 0)
 596         {
 597             hints.functions |= MWM_FUNC_MINIMIZE;
 598             hints.decorations |= MWM_DECOR_MINIMIZE;
 599         }
 600
 601         if ((style & wxMAXIMIZE_BOX) != 0)
 602         {
 603             hints.functions |= MWM_FUNC_MAXIMIZE;
 604             hints.decorations |= MWM_DECOR_MAXIMIZE;
 605         }
 606
 607         if ((style & wxRESIZE_BORDER) != 0)
 608         {
 609             hints.functions |= MWM_FUNC_RESIZE;
 610             hints.decorations |= MWM_DECOR_RESIZEH;
 611         }
 612     }
 613
 614     XChangeProperty(wxGlobalDisplay(),
 615                     w,
 616                     mwm_wm_hints, mwm_wm_hints,
 617                     32, PropModeReplace,
 618                     (unsigned char *) &hints, PROP_MOTIF_WM_HINTS_ELEMENTS);
 619
 620 #endif
 621     return TRUE;
 622 }
 623
 624 // For implementation purposes - sometimes decorations make the client area
 625 // smaller
 626 wxPoint wxTopLevelWindowX11::GetClientAreaOrigin() const
 627 {
 628     // wxFrame::GetClientAreaOrigin
 629     // does the required calculation already.
 630     return wxPoint(0, 0);
 631 }
 632
 633 void wxTopLevelWindowX11::DoGetClientSize( int *width, int *height ) const
 634 {
 635     XSync(wxGlobalDisplay(), False);
 636     wxWindowX11::DoGetClientSize(width, height);
 637 }
 638
 639 void wxTopLevelWindowX11::DoSetClientSize(int width, int height)
 640 {
 641     wxWindowX11::DoSetClientSize(width, height);
 642
 643 #if !wxUSE_NANOX
 644     // Set the top-level window size
 645     XSizeHints size_hints;
 646     wxSize oldSize = GetSize();
 647     wxSize oldClientSize = GetClientSize();
 648
 649     size_hints.flags = PSize;
 650     size_hints.width = width + (oldSize.x - oldClientSize.x);
 651     size_hints.height = height + (oldSize.y - oldClientSize.y);
 652     XSetWMNormalHints( wxGlobalDisplay(), (Window) GetMainWindow(),
 653                        &size_hints);
 654
 655     // This seems to be necessary or resizes don't get performed
 656     XSync(wxGlobalDisplay(), False);
 657     XSync(wxGlobalDisplay(), False);
 658
 659 #if 0
 660     wxLogDebug("DoSetClientSize: Tried to set size to %d, %d", (int) size_hints.width, (int) size_hints.height);
 661
 662     XSync(wxGlobalDisplay(), False);
 663     wxSize newSize = GetSize();
 664     wxLogDebug("New size is %d, %d", (int) newSize.x, (int) newSize.y);
 665 #endif
 666 #endif
 667 }
 668
 669 void wxTopLevelWindowX11::DoSetSize(int x, int y, int width, int height, int sizeFlags)
 670 {
 671     //    wxLogDebug("DoSetSize: %s (%ld) %d, %d %dx%d", GetClassInfo()->GetClassName(), GetId(), x, y, width, height);
 672
 673 #if 0
 674     wxWindowX11::DoSetSize(x, y, width, height, sizeFlags);
 675 #endif
 676     XSync(wxGlobalDisplay(), False);
 677     Window window = (Window) m_mainWindow;
 678     if (!window)
 679         return ;
 680
 681     Display *display = wxGlobalDisplay();
 682     Window root = RootWindowOfScreen(DefaultScreenOfDisplay(display));
 683     Window parent_window = window,
 684         next_parent   = window;
 685
 686     // search for the parent that is child of ROOT, because the WM may
 687     // reparent twice and notify only the next parent (like FVWM)
 688     while (next_parent != root) {
 689         Window *theChildren;
 690 #if wxUSE_NANOX
 691         GR_COUNT n;
 692 #else
 693         unsigned int n;
 694 #endif
 695         parent_window = next_parent;
 696         XQueryTree(display, parent_window, &root,
 697             &next_parent, &theChildren, &n);
 698         XFree(theChildren); // not needed
 699     }
 700
 701     XWindowChanges windowChanges;
 702     windowChanges.x = x;
 703     windowChanges.y = y;
 704     windowChanges.width = width;
 705     windowChanges.height = height;
 706     windowChanges.stack_mode = 0;
 707     int valueMask = CWX | CWY | CWWidth | CWHeight;
 708
 709     if (x != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 710     {
 711         valueMask |= CWX;
 712     }
 713     if (y != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 714     {
 715         valueMask |= CWY;
 716     }
 717     if (width != -1)
 718     {
 719         windowChanges.width = wxMax(1, width);
 720         valueMask |= CWWidth;
 721     }
 722     if (height != -1)
 723     {
 724         windowChanges.height = wxMax(1, height);
 725         valueMask |= CWHeight;
 726     }
 727
 728     XConfigureWindow( display, parent_window, valueMask, &windowChanges );
 729
 730 #if !wxUSE_NANOX
 731     XSizeHints size_hints;
 732     size_hints.flags = 0;
 733     if (x > -1 && y > -1)
 734         size_hints.flags |= PPosition;
 735     if (width > -1 && height > -1)
 736         size_hints.flags |= PSize;
 737     size_hints.width = width;
 738     size_hints.height = height;
 739     size_hints.x = x;
 740     size_hints.y = y;
 741     XSetWMNormalHints( wxGlobalDisplay(), (Window) GetMainWindow(),
 742                        &size_hints);
 743
 744     // This seems to be necessary or resizes don't get performed.
 745     // Take them out (or even just one of them), and the About
 746     // box of the minimal sample probably won't be resized right.
 747     XSync(wxGlobalDisplay(), False);
 748     XSync(wxGlobalDisplay(), False);
 749 #endif
 750 #if 1
 751     wxSizeEvent event(wxSize(width, height), GetId());
 752     event.SetEventObject(this);
 753     GetEventHandler()->ProcessEvent(event);
 754 #endif
 755 }
 756
 757 void wxTopLevelWindowX11::DoGetPosition(int *x, int *y) const
 758 {
 759     XSync(wxGlobalDisplay(), False);
 760     Window window = (Window) m_mainWindow;
 761     if (!window)
 762         return ;
 763
 764     Display *display = wxGlobalDisplay();
 765     Window root = RootWindowOfScreen(DefaultScreenOfDisplay(display));
 766     Window parent_window = window,
 767         next_parent   = window;
 768
 769     // search for the parent that is child of ROOT, because the WM may
 770     // reparent twice and notify only the next parent (like FVWM)
 771     while (next_parent != root) {
 772         Window *theChildren;
 773 #if wxUSE_NANOX
 774         GR_COUNT n;
 775 #else
 776         unsigned int n;
 777 #endif
 778         parent_window = next_parent;
 779         XQueryTree(display, parent_window, &root,
 780             &next_parent, &theChildren, &n);
 781         XFree(theChildren); // not needed
 782     }
 783 #if 0
 784     int xx, yy; unsigned int dummy;
 785     XGetGeometry(display, parent_window, &root,
 786                  &xx, &yy, &dummy, &dummy, &dummy, &dummy);
 787     if (x) *x = xx;
 788     if (y) *y = yy;
 789 #else
 790     XWindowAttributes attr;
 791     Status status = XGetWindowAttributes( wxGlobalDisplay(), parent_window, & attr);
 792     if (status)
 793     {
 794         if (x) *x = attr.x;
 795         if (y) *y = attr.y;
 796     }
 797     else
 798     {
 799         if (x) *x = 0;
 800         if (y) *y = 0;
 801     }
 802 #endif
 803 }