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 bool wxMWMIsRunning(Window w);
  47
  48 // ----------------------------------------------------------------------------
  49 // wxTopLevelWindowX11 creation
  50 // ----------------------------------------------------------------------------
  51
  52 void wxTopLevelWindowX11::Init()
  53 {
  54     m_iconized =
  55     m_maximizeOnShow = FALSE;
  56
  57     // unlike (almost?) all other windows, frames are created hidden
  58     m_isShown = FALSE;
  59
  60     // Data to save/restore when calling ShowFullScreen
  61     m_fsStyle = 0;
  62     m_fsIsMaximized = FALSE;
  63     m_fsIsShowing = FALSE;
  64
  65     m_focusWidget = NULL;
  66 }
  67
  68 bool wxTopLevelWindowX11::Create(wxWindow *parent,
  69                                  wxWindowID id,
  70                                  const wxString& title,
  71                                  const wxPoint& pos,
  72                                  const wxSize& size,
  73                                  long style,
  74                                  const wxString& name)
  75 {
  76     // init our fields
  77     Init();
  78
  79     m_windowStyle = style;
  80     m_parent = parent;
  81
  82     SetName(name);
  83
  84     m_windowId = id == -1 ? NewControlId() : id;
  85
  86     if (parent)
  87         parent->AddChild(this);
  88
  89     wxTopLevelWindows.Append(this);
  90
  91     Display *xdisplay = wxGlobalDisplay();
  92     int xscreen = DefaultScreen( xdisplay );
  93     Visual *xvisual = DefaultVisual( xdisplay, xscreen );
  94     Window xparent = RootWindow( xdisplay, xscreen );
  95     Colormap cm = DefaultColormap( xdisplay, xscreen );
  96
  97     if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)
  98         m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE);
  99     else
 100         m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE);
 101     m_backgroundColour.CalcPixel( (WXColormap) cm );
 102     m_hasBgCol = TRUE;
 103
 104 #if !wxUSE_NANOX
 105     XSetWindowAttributes xattributes;
 106     XSizeHints size_hints;
 107
 108     long xattributes_mask =
 109         CWOverrideRedirect |
 110         CWBorderPixel | CWBackPixel;
 111
 112     xattributes.background_pixel = m_backgroundColour.GetPixel();
 113     xattributes.border_pixel = BlackPixel( xdisplay, xscreen );
 114
 115     // TODO: if we want no border, caption etc.,
 116     // I think we set this to True to remove decorations
 117     // No. RR.
 118     xattributes.override_redirect = False;
 119 #endif
 120
 121     wxSize size2(size);
 122     if (size2.x == -1)
 123         size2.x = 100;
 124     if (size2.y == -1)
 125         size2.y = 100;
 126
 127     wxPoint pos2(pos);
 128     if (pos2.x == -1)
 129         pos2.x = 100;
 130     if (pos2.y == -1)
 131         pos2.y = 100;
 132
 133 #if wxUSE_NANOX
 134     long backColor, foreColor;
 135     backColor = GR_RGB(m_backgroundColour.Red(), m_backgroundColour.Green(), m_backgroundColour.Blue());
 136     foreColor = GR_RGB(m_foregroundColour.Red(), m_foregroundColour.Green(), m_foregroundColour.Blue());
 137
 138     Window xwindow = XCreateWindowWithColor( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
 139                                     0, 0, InputOutput, xvisual, backColor, foreColor);
 140 #else
 141     Window xwindow = XCreateWindow( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
 142                                     0, DefaultDepth(xdisplay,xscreen), InputOutput, xvisual, xattributes_mask, &xattributes );
 143 #endif
 144     m_mainWidget = (WXWindow) xwindow;
 145
 146     int extraFlags = 0;
 147 #if wxUSE_NANOX
 148     extraFlags |= GR_EVENT_MASK_CLOSE_REQ;
 149 #endif
 150
 151     XSelectInput( xdisplay, xwindow,
 152         extraFlags | ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
 153         ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
 154         KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
 155         PropertyChangeMask );
 156
 157     wxAddWindowToTable( xwindow, (wxWindow*) this );
 158
 159     // Set background to None which will prevent X11 from clearing the
 160     // background completely.
 161     XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
 162
 163 #if !wxUSE_NANOX
 164     if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)
 165     {
 166         if (GetParent() && GetParent()->GetMainWindow())
 167         {
 168              Window xparentwindow = (Window) GetParent()->GetMainWindow();
 169              XSetTransientForHint( xdisplay, xwindow, xparentwindow );
 170         }
 171     }
 172
 173     size_hints.flags = PSize | PPosition;
 174     size_hints.x = pos2.x;
 175     size_hints.y = pos2.y;
 176     size_hints.width = size2.x;
 177     size_hints.height = size2.y;
 178     XSetWMNormalHints( xdisplay, xwindow, &size_hints);
 179
 180     XWMHints wm_hints;
 181     wm_hints.flags = InputHint | StateHint /* | WindowGroupHint */;
 182     wm_hints.input = True;
 183     wm_hints.initial_state = NormalState;
 184     XSetWMHints( xdisplay, xwindow, &wm_hints);
 185
 186     Atom wm_protocols[2];
 187     wm_protocols[0] = XInternAtom( xdisplay, "WM_DELETE_WINDOW", False );
 188     wm_protocols[1] = XInternAtom( xdisplay, "WM_TAKE_FOCUS", False );
 189     XSetWMProtocols( xdisplay, xwindow, wm_protocols, 2);
 190 #endif
 191
 192     wxSetWMDecorations( xwindow, style);
 193
 194     SetTitle(title);
 195
 196     return TRUE;
 197 }
 198
 199 wxTopLevelWindowX11::~wxTopLevelWindowX11()
 200 {
 201     wxTopLevelWindows.DeleteObject(this);
 202
 203     // If this is the last top-level window, exit.
 204     if ( wxTheApp && (wxTopLevelWindows.Number() == 0) )
 205     {
 206         wxTheApp->SetTopWindow(NULL);
 207
 208         if (wxTheApp->GetExitOnFrameDelete())
 209         {
 210             // Signal to the app that we're going to close
 211             wxTheApp->ExitMainLoop();
 212         }
 213     }
 214 }
 215
 216 // ----------------------------------------------------------------------------
 217 // wxTopLevelWindowX11 showing
 218 // ----------------------------------------------------------------------------
 219
 220 bool wxTopLevelWindowX11::Show(bool show)
 221 {
 222     return wxWindowX11::Show(show);
 223 }
 224
 225 // ----------------------------------------------------------------------------
 226 // wxTopLevelWindowX11 maximize/minimize
 227 // ----------------------------------------------------------------------------
 228
 229 void wxTopLevelWindowX11::Maximize(bool maximize)
 230 {
 231     // TODO
 232 }
 233
 234 bool wxTopLevelWindowX11::IsMaximized() const
 235 {
 236     // TODO
 237     return TRUE;
 238 }
 239
 240 void wxTopLevelWindowX11::Iconize(bool iconize)
 241 {
 242     if (!m_iconized && GetMainWindow())
 243     {
 244         if (XIconifyWindow(wxGlobalDisplay(),
 245             (Window) GetMainWindow(), DefaultScreen(wxGlobalDisplay())) != 0)
 246             m_iconized = TRUE;
 247     }
 248 }
 249
 250 bool wxTopLevelWindowX11::IsIconized() const
 251 {
 252     return m_iconized;
 253 }
 254
 255 void wxTopLevelWindowX11::Restore()
 256 {
 257     // This is the way to deiconify the window, according to the X FAQ
 258     if (m_iconized && GetMainWindow())
 259     {
 260         XMapWindow(wxGlobalDisplay(), (Window) GetMainWindow());
 261         m_iconized = FALSE;
 262     }
 263 }
 264
 265 // ----------------------------------------------------------------------------
 266 // wxTopLevelWindowX11 fullscreen
 267 // ----------------------------------------------------------------------------
 268
 269 bool wxTopLevelWindowX11::ShowFullScreen(bool show, long style)
 270 {
 271     if (show)
 272     {
 273         if (IsFullScreen())
 274             return FALSE;
 275
 276         m_fsIsShowing = TRUE;
 277         m_fsStyle = style;
 278
 279         // TODO
 280
 281         return TRUE;
 282     }
 283     else
 284     {
 285         if (!IsFullScreen())
 286             return FALSE;
 287
 288         m_fsIsShowing = FALSE;
 289
 290         // TODO
 291         return TRUE;
 292     }
 293 }
 294
 295 // ----------------------------------------------------------------------------
 296 // wxTopLevelWindowX11 misc
 297 // ----------------------------------------------------------------------------
 298
 299 void wxTopLevelWindowX11::SetIcon(const wxIcon& icon)
 300 {
 301     // this sets m_icon
 302     wxTopLevelWindowBase::SetIcon(icon);
 303
 304     if (icon.Ok() && GetMainWindow())
 305     {
 306 #if wxUSE_NANOX
 307 #else
 308         XWMHints *wmHints = XAllocWMHints();
 309         wmHints->icon_pixmap = (Pixmap) icon.GetPixmap();
 310
 311         wmHints->flags = IconPixmapHint;
 312
 313         if (icon.GetMask())
 314         {
 315             wmHints->flags |= IconMaskHint;
 316             wmHints->icon_mask = (Pixmap) icon.GetMask()->GetBitmap();
 317         }
 318
 319         XSetWMHints(wxGlobalDisplay(), (Window) GetMainWindow(), wmHints);
 320         XFree(wmHints);
 321 #endif
 322     }
 323 }
 324
 325 void wxTopLevelWindowX11::SetTitle(const wxString& title)
 326 {
 327     m_title = title;
 328     if (GetMainWindow())
 329     {
 330         XStoreName(wxGlobalDisplay(), (Window) GetMainWindow(),
 331             (const char*) title);
 332         XSetIconName(wxGlobalDisplay(), (Window) GetMainWindow(),
 333             (const char*) title);
 334
 335         // Use this if the platform doesn't supply the above functions.
 336 #if 0
 337         XTextProperty textProperty;
 338         textProperty.value = (unsigned char*) title;
 339         textProperty.encoding = XA_STRING;
 340         textProperty.format = 8;
 341         textProperty.nitems = 1;
 342
 343         XSetTextProperty(wxGlobalDisplay(), (Window) GetMainWindow(),
 344             & textProperty, WM_NAME);
 345 #endif
 346     }
 347 }
 348
 349 wxString wxTopLevelWindowX11::GetTitle() const
 350 {
 351     return m_title;
 352 }
 353
 354 #ifndef MWM_DECOR_BORDER
 355 /* bit definitions for MwmHints.flags */
 356 #define MWM_HINTS_FUNCTIONS (1L << 0)
 357 #define MWM_HINTS_DECORATIONS (1L << 1)
 358 #define MWM_HINTS_INPUT_MODE (1L << 2)
 359 #define MWM_HINTS_STATUS (1L << 3)
 360
 361 #define MWM_DECOR_ALL           (1L << 0)
 362 #define MWM_DECOR_BORDER        (1L << 1)
 363 #define MWM_DECOR_RESIZEH       (1L << 2)
 364 #define MWM_DECOR_TITLE         (1L << 3)
 365 #define MWM_DECOR_MENU          (1L << 4)
 366 #define MWM_DECOR_MINIMIZE      (1L << 5)
 367 #define MWM_DECOR_MAXIMIZE      (1L << 6)
 368 #endif
 369
 370 struct MwmHints {
 371     long flags;
 372     long functions;
 373     long decorations;
 374     long input_mode;
 375 };
 376
 377 #define PROP_MOTIF_WM_HINTS_ELEMENTS 5
 378
 379 // Set the window manager decorations according to the
 380 // given wxWindows style
 381 bool wxSetWMDecorations(Window w, long style)
 382 {
 383 #if wxUSE_NANOX
 384     GR_WM_PROPERTIES wmProp;
 385
 386     wmProp.flags = 0;
 387
 388     if (style & wxRESIZE_BORDER)
 389     {
 390         wmProp.props |= GR_WM_PROPS_APPFRAME ;
 391         wmProp.flags |= GR_WM_FLAGS_PROPS ;
 392     }
 393
 394     if (style & wxSYSTEM_MENU)
 395     {
 396         wmProp.props |= GR_WM_PROPS_CLOSEBOX ;
 397         wmProp.flags |= GR_WM_FLAGS_PROPS ;
 398     }
 399
 400     if ((style & wxCAPTION) ||
 401         (style & wxTINY_CAPTION_HORIZ) ||
 402         (style & wxTINY_CAPTION_VERT))
 403     {
 404         wmProp.props |= GR_WM_PROPS_CAPTION ;
 405         wmProp.flags |= GR_WM_FLAGS_PROPS ;
 406     }
 407
 408     if (style & wxTHICK_FRAME)
 409     {
 410         wmProp.props |= GR_WM_PROPS_APPFRAME ;
 411         wmProp.flags |= GR_WM_FLAGS_PROPS ;
 412     }
 413
 414     if (style & wxSIMPLE_BORDER)
 415     {
 416         wmProp.props |= GR_WM_PROPS_BORDER ;
 417         wmProp.flags |= GR_WM_FLAGS_PROPS ;
 418     }
 419
 420     if (style & wxMINIMIZE_BOX)
 421     {
 422     }
 423
 424     if (style & wxMAXIMIZE_BOX)
 425     {
 426         wmProp.props |= GR_WM_PROPS_MAXIMIZE ;
 427         wmProp.flags |= GR_WM_FLAGS_PROPS ;
 428     }
 429
 430     if (((style & wxBORDER) != wxBORDER) && ((style & wxTHICK_FRAME) != wxTHICK_FRAME)
 431         && ((style & wxRESIZE_BORDER) != wxRESIZE_BORDER))
 432     {
 433         wmProp.props |= GR_WM_PROPS_NODECORATE ;
 434         wmProp.flags |= GR_WM_FLAGS_PROPS ;
 435     }
 436
 437     GrSetWMProperties(w, & wmProp);
 438
 439 #else
 440     if (!wxMWMIsRunning(w))
 441         return FALSE;
 442
 443     Atom mwm_wm_hints = XInternAtom(wxGlobalDisplay(),"_MOTIF_WM_HINTS", False);
 444     MwmHints hints;
 445     hints.flags = 0;
 446     hints.decorations = 0;
 447
 448     if (style & wxRESIZE_BORDER)
 449     {
 450         wxLogDebug("MWM_DECOR_RESIZEH");
 451         hints.flags |= MWM_HINTS_DECORATIONS;
 452         hints.decorations |= MWM_DECOR_RESIZEH;
 453     }
 454
 455     if (style & wxSYSTEM_MENU)
 456     {
 457         wxLogDebug("MWM_DECOR_MENU");
 458         hints.flags |= MWM_HINTS_DECORATIONS;
 459         hints.decorations |= MWM_DECOR_MENU;
 460     }
 461
 462     if ((style & wxCAPTION) ||
 463         (style & wxTINY_CAPTION_HORIZ) ||
 464         (style & wxTINY_CAPTION_VERT))
 465     {
 466         wxLogDebug("MWM_DECOR_TITLE");
 467         hints.flags |= MWM_HINTS_DECORATIONS;
 468         hints.decorations |= MWM_DECOR_TITLE;
 469     }
 470
 471     if ((style & wxTHICK_FRAME) || (style & wxSIMPLE_BORDER) || (style & wxCAPTION))
 472     {
 473         wxLogDebug("MWM_DECOR_BORDER");
 474         hints.flags |= MWM_HINTS_DECORATIONS;
 475         hints.decorations |= MWM_DECOR_BORDER;
 476     }
 477
 478     if (style & wxMINIMIZE_BOX)
 479     {
 480         wxLogDebug("MWM_DECOR_MINIMIZE");
 481         hints.flags |= MWM_HINTS_DECORATIONS;
 482         hints.decorations |= MWM_DECOR_MINIMIZE;
 483     }
 484
 485     if (style & wxMAXIMIZE_BOX)
 486     {
 487         wxLogDebug("MWM_DECOR_MAXIMIZE");
 488         hints.flags |= MWM_HINTS_DECORATIONS;
 489         hints.decorations |= MWM_DECOR_MAXIMIZE;
 490     }
 491
 492     XChangeProperty(wxGlobalDisplay(),
 493                     w,
 494                     mwm_wm_hints, mwm_wm_hints,
 495                     32, PropModeReplace,
 496                     (unsigned char *) &hints, PROP_MOTIF_WM_HINTS_ELEMENTS);
 497
 498 #endif
 499     return TRUE;
 500 }
 501
 502 bool wxMWMIsRunning(Window w)
 503 {
 504 #if wxUSE_NANOX
 505     return FALSE;
 506 #else
 507     Display *dpy = (Display*)wxGetDisplay();
 508     Atom motifWmInfo = XInternAtom(dpy, "_MOTIF_WM_INFO", False);
 509
 510     unsigned long length, bytesafter;
 511     unsigned char value[20];
 512     unsigned char *ptr = &value[0];
 513     int ret, format;
 514     Atom type;
 515
 516     type = format = length = 0;
 517     value[0] = 0;
 518
 519     ret = XGetWindowProperty(wxGlobalDisplay(), w, motifWmInfo,
 520             0L, 2, False, motifWmInfo,
 521             &type, &format, &length, &bytesafter, &ptr);
 522
 523     return (ret == Success);
 524 #endif
 525 }
 526
 527 // For implementation purposes - sometimes decorations make the client area
 528 // smaller
 529 wxPoint wxTopLevelWindowX11::GetClientAreaOrigin() const
 530 {
 531     // In fact wxFrame::GetClientAreaOrigin
 532     // does the required calculation already.
 533 #if 0
 534     if (this->IsKindOf(CLASSINFO(wxFrame)))
 535     {
 536         wxFrame* frame = (wxFrame*) this;
 537         if (frame->GetMenuBar())
 538             return wxPoint(0, frame->GetMenuBar()->GetSize().y);
 539     }
 540 #endif
 541     return wxPoint(0, 0);
 542 }
 543
 544 void wxTopLevelWindowX11::DoGetClientSize( int *width, int *height ) const
 545 {
 546     wxWindowX11::DoGetClientSize(width, height);
 547     // Done by wxTopLevelWindow
 548 #if 0
 549     if (this->IsKindOf(CLASSINFO(wxFrame)))
 550     {
 551         wxFrame* frame = (wxFrame*) this;
 552         if (frame->GetMenuBar())
 553             (*height) -= frame->GetMenuBar()->GetSize().y;
 554         if (frame->GetStatusBar())
 555             (*height) -= frame->GetStatusBar()->GetSize().y;
 556     }
 557 #endif
 558 }
 559
 560 void wxTopLevelWindowX11::DoSetClientSize(int width, int height)
 561 {
 562     wxWindowX11::DoSetClientSize(width, height);
 563
 564 #if 0
 565     if (!GetMainWindow())
 566         return;
 567
 568     XWindowChanges windowChanges;
 569     int valueMask = 0;
 570
 571     if (width != -1)
 572     {
 573         windowChanges.width = width ;
 574         valueMask |= CWWidth;
 575     }
 576     if (height != -1)
 577     {
 578         windowChanges.height = height ;
 579         valueMask |= CWHeight;
 580     }
 581     XConfigureWindow(wxGlobalDisplay(), (Window) GetMainWindow(),
 582         valueMask, & windowChanges);
 583 #endif
 584 }
 585
 586 void wxTopLevelWindowX11::DoSetSize(int x, int y, int width, int height, int sizeFlags)
 587 {
 588     wxString msg;
 589     msg.Printf("Setting pos: %d, %d", x, y);
 590     wxLogDebug(msg);
 591     wxWindowX11::DoSetSize(x, y, width, height, sizeFlags);
 592
 593     wxPoint pt = GetPosition();
 594     msg.Printf("After, pos: %d, %d", pt.x, pt.y);
 595     wxLogDebug(msg);
 596 #if 0
 597     XSync(wxGlobalDisplay(), False);
 598     int w, h;
 599     GetSize(& w, & h);
 600     wxString msg;
 601     msg.Printf("Before setting size: %d, %d", w, h);
 602     wxLogDebug(msg);
 603     if (!GetMainWindow())
 604         return;
 605
 606     XWindowChanges windowChanges;
 607     int valueMask = 0;
 608
 609     if (x != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 610     {
 611         int yy = 0;
 612         AdjustForParentClientOrigin( x, yy, sizeFlags);
 613         windowChanges.x = x;
 614         valueMask |= CWX;
 615     }
 616     if (y != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 617     {
 618         int xx = 0;
 619         AdjustForParentClientOrigin( xx, y, sizeFlags);
 620         windowChanges.y = y;
 621         valueMask |= CWY;
 622     }
 623     if (width != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 624     {
 625         windowChanges.width = width /* - m_borderSize*2 */;
 626         valueMask |= CWWidth;
 627     }
 628     if (height != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 629     {
 630         windowChanges.height = height /* -m_borderSize*2*/;
 631         valueMask |= CWHeight;
 632     }
 633
 634     XConfigureWindow(wxGlobalDisplay(), (Window) GetMainWindow(),
 635                      valueMask, & windowChanges);
 636     XSync(wxGlobalDisplay(), False);
 637     GetSize(& w, & h);
 638     msg.Printf("Tried to set to %d, %d. After setting size: %d, %d", width, height, w, h);
 639     wxLogDebug(msg);
 640 #endif
 641 }
 642
 643 void wxTopLevelWindowX11::DoGetPosition(int *x, int *y) const
 644 {
 645     XSync(wxGlobalDisplay(), False);
 646     Window window = (Window) m_mainWidget;
 647     if (window)
 648     {
 649         int offsetX = 0;
 650         int offsetY = 0;
 651
 652 #if !wxUSE_NANOX
 653         wxLogDebug("Translating...");
 654         Window childWindow;
 655         XTranslateCoordinates(wxGlobalDisplay(), window, XDefaultRootWindow(wxGlobalDisplay()),
 656                                   0, 0, & offsetX, & offsetY, & childWindow);
 657
 658         wxString msg;
 659         msg.Printf("Offset: %d, %d", offsetX, offsetY);
 660         wxLogDebug(msg);
 661 #endif
 662
 663         XWindowAttributes attr;
 664         Status status = XGetWindowAttributes(wxGlobalDisplay(), window, & attr);
 665         wxASSERT(status);
 666
 667         if (status)
 668         {
 669             *x = attr.x + offsetX;
 670             *y = attr.y + offsetY;
 671         }
 672     }
 673 }