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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/gtk/frame.cpp | |
3 | // Purpose: | |
4 | // Author: Robert Roebling | |
5 | // Id: $Id$ | |
6 | // Copyright: (c) 1998 Robert Roebling | |
7 | // Licence: wxWindows licence | |
8 | ///////////////////////////////////////////////////////////////////////////// | |
9 | ||
10 | // For compilers that support precompilation, includes "wx.h". | |
11 | #include "wx/wxprec.h" | |
12 | ||
13 | #include "wx/frame.h" | |
14 | ||
15 | #ifndef WX_PRECOMP | |
16 | #include "wx/menu.h" | |
17 | #include "wx/toolbar.h" | |
18 | #include "wx/statusbr.h" | |
19 | #endif // WX_PRECOMP | |
20 | ||
21 | #include <gtk/gtk.h> | |
22 | #include "wx/gtk/win_gtk.h" | |
23 | ||
24 | // ---------------------------------------------------------------------------- | |
25 | // constants | |
26 | // ---------------------------------------------------------------------------- | |
27 | ||
28 | static const int wxSTATUS_HEIGHT = 25; | |
29 | static const int wxPLACE_HOLDER = 0; | |
30 | ||
31 | // ---------------------------------------------------------------------------- | |
32 | // event tables | |
33 | // ---------------------------------------------------------------------------- | |
34 | ||
35 | IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxTopLevelWindow) | |
36 | ||
37 | // ============================================================================ | |
38 | // implementation | |
39 | // ============================================================================ | |
40 | ||
41 | // ---------------------------------------------------------------------------- | |
42 | // GTK callbacks | |
43 | // ---------------------------------------------------------------------------- | |
44 | ||
45 | #if wxUSE_MENUS_NATIVE | |
46 | ||
47 | //----------------------------------------------------------------------------- | |
48 | // "child_attached" of menu bar | |
49 | //----------------------------------------------------------------------------- | |
50 | ||
51 | extern "C" { | |
52 | static void gtk_menu_attached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win ) | |
53 | { | |
54 | if (!win->m_hasVMT) return; | |
55 | ||
56 | win->m_menuBarDetached = false; | |
57 | win->GtkUpdateSize(); | |
58 | } | |
59 | } | |
60 | ||
61 | //----------------------------------------------------------------------------- | |
62 | // "child_detached" of menu bar | |
63 | //----------------------------------------------------------------------------- | |
64 | ||
65 | extern "C" { | |
66 | static void gtk_menu_detached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win ) | |
67 | { | |
68 | if (!win->m_hasVMT) return; | |
69 | ||
70 | // Raise the client area area | |
71 | gdk_window_raise( win->m_wxwindow->window ); | |
72 | ||
73 | win->m_menuBarDetached = true; | |
74 | win->GtkUpdateSize(); | |
75 | } | |
76 | } | |
77 | ||
78 | #endif // wxUSE_MENUS_NATIVE | |
79 | ||
80 | #if wxUSE_TOOLBAR | |
81 | //----------------------------------------------------------------------------- | |
82 | // "child_attached" of tool bar | |
83 | //----------------------------------------------------------------------------- | |
84 | ||
85 | extern "C" { | |
86 | static void gtk_toolbar_attached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win ) | |
87 | { | |
88 | if (!win->m_hasVMT) return; | |
89 | ||
90 | win->m_toolBarDetached = false; | |
91 | win->GtkUpdateSize(); | |
92 | } | |
93 | } | |
94 | ||
95 | //----------------------------------------------------------------------------- | |
96 | // "child_detached" of tool bar | |
97 | //----------------------------------------------------------------------------- | |
98 | ||
99 | extern "C" { | |
100 | static void gtk_toolbar_detached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win ) | |
101 | { | |
102 | if (!win->m_hasVMT) return; | |
103 | ||
104 | // Raise the client area area | |
105 | gdk_window_raise( win->m_wxwindow->window ); | |
106 | ||
107 | win->m_toolBarDetached = true; | |
108 | win->GtkUpdateSize(); | |
109 | } | |
110 | } | |
111 | #endif // wxUSE_TOOLBAR | |
112 | ||
113 | // ---------------------------------------------------------------------------- | |
114 | // wxFrame creation | |
115 | // ---------------------------------------------------------------------------- | |
116 | ||
117 | void wxFrame::Init() | |
118 | { | |
119 | m_menuBarDetached = false; | |
120 | m_toolBarDetached = false; | |
121 | m_menuBarHeight = 2; | |
122 | m_fsSaveFlag = 0; | |
123 | } | |
124 | ||
125 | bool wxFrame::Create( wxWindow *parent, | |
126 | wxWindowID id, | |
127 | const wxString& title, | |
128 | const wxPoint& pos, | |
129 | const wxSize& sizeOrig, | |
130 | long style, | |
131 | const wxString &name ) | |
132 | { | |
133 | return wxFrameBase::Create(parent, id, title, pos, sizeOrig, style, name); | |
134 | } | |
135 | ||
136 | wxFrame::~wxFrame() | |
137 | { | |
138 | m_isBeingDeleted = true; | |
139 | DeleteAllBars(); | |
140 | } | |
141 | ||
142 | // ---------------------------------------------------------------------------- | |
143 | // overridden wxWindow methods | |
144 | // ---------------------------------------------------------------------------- | |
145 | ||
146 | void wxFrame::DoGetClientSize( int *width, int *height ) const | |
147 | { | |
148 | wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") ); | |
149 | ||
150 | wxFrameBase::DoGetClientSize(width, height); | |
151 | ||
152 | if (height) | |
153 | { | |
154 | #if wxUSE_MENUS_NATIVE | |
155 | // menu bar | |
156 | if (HasVisibleMenubar() && !m_menuBarDetached) | |
157 | { | |
158 | *height -= m_menuBarHeight; | |
159 | } | |
160 | #endif // wxUSE_MENUS_NATIVE | |
161 | ||
162 | #if wxUSE_STATUSBAR | |
163 | // status bar | |
164 | if (m_frameStatusBar && GTK_WIDGET_VISIBLE(m_frameStatusBar->m_widget)) | |
165 | *height -= wxSTATUS_HEIGHT; | |
166 | #endif // wxUSE_STATUSBAR | |
167 | } | |
168 | ||
169 | #if wxUSE_TOOLBAR | |
170 | // tool bar | |
171 | if (m_frameToolBar && | |
172 | GTK_WIDGET_VISIBLE(m_frameToolBar->m_widget) && !m_toolBarDetached) | |
173 | { | |
174 | if (m_frameToolBar->IsVertical()) | |
175 | { | |
176 | if (width) | |
177 | *width -= m_frameToolBar->GetSize().x; | |
178 | } | |
179 | else | |
180 | { | |
181 | if (height) | |
182 | *height -= m_frameToolBar->GetSize().y; | |
183 | } | |
184 | } | |
185 | #endif // wxUSE_TOOLBAR | |
186 | ||
187 | if (width != NULL && *width < 0) | |
188 | *width = 0; | |
189 | if (height != NULL && *height < 0) | |
190 | *height = 0; | |
191 | } | |
192 | ||
193 | bool wxFrame::ShowFullScreen(bool show, long style) | |
194 | { | |
195 | if (!wxFrameBase::ShowFullScreen(show, style)) | |
196 | return false; | |
197 | ||
198 | wxWindow* const bar[] = { | |
199 | #if wxUSE_MENUS | |
200 | m_frameMenuBar, | |
201 | #else | |
202 | NULL, | |
203 | #endif | |
204 | #if wxUSE_TOOLBAR | |
205 | m_frameToolBar, | |
206 | #else | |
207 | NULL, | |
208 | #endif | |
209 | #if wxUSE_STATUSBAR | |
210 | m_frameStatusBar, | |
211 | #else | |
212 | NULL, | |
213 | #endif | |
214 | }; | |
215 | const long fsNoBar[] = { | |
216 | wxFULLSCREEN_NOMENUBAR, wxFULLSCREEN_NOTOOLBAR, wxFULLSCREEN_NOSTATUSBAR | |
217 | }; | |
218 | for (int i = 0; i < 3; i++) | |
219 | { | |
220 | if (show) | |
221 | { | |
222 | if (bar[i] && (style & fsNoBar[i])) | |
223 | { | |
224 | if (bar[i]->IsShown()) | |
225 | bar[i]->Show(false); | |
226 | else | |
227 | style &= ~fsNoBar[i]; | |
228 | } | |
229 | } | |
230 | else | |
231 | { | |
232 | if (bar[i] && (m_fsSaveFlag & fsNoBar[i])) | |
233 | bar[i]->Show(true); | |
234 | } | |
235 | } | |
236 | if (show) | |
237 | m_fsSaveFlag = style; | |
238 | ||
239 | return true; | |
240 | } | |
241 | ||
242 | void wxFrame::GtkOnSize() | |
243 | { | |
244 | // avoid recursions | |
245 | if (m_resizing) return; | |
246 | m_resizing = true; | |
247 | ||
248 | // this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow | |
249 | wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") ); | |
250 | ||
251 | // space occupied by m_frameToolBar and m_frameMenuBar | |
252 | int client_area_x_offset = 0, | |
253 | client_area_y_offset = 0; | |
254 | ||
255 | /* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses | |
256 | wxWindow::Create to create it's GTK equivalent. m_mainWidget is only | |
257 | set in wxFrame::Create so it is used to check what kind of frame we | |
258 | have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we | |
259 | skip the part which handles m_frameMenuBar, m_frameToolBar and (most | |
260 | importantly) m_mainWidget */ | |
261 | ||
262 | ConstrainSize(); | |
263 | ||
264 | int width, height; | |
265 | GTKDoGetSize(&width, &height); | |
266 | ||
267 | if (m_mainWidget) | |
268 | { | |
269 | // TODO | |
270 | // Rewrite this terrible code to using GtkVBox | |
271 | ||
272 | // m_mainWidget holds the menubar, the toolbar and the client | |
273 | // area, which is represented by m_wxwindow. | |
274 | ||
275 | #if wxUSE_MENUS_NATIVE | |
276 | int menubarHeight = 0; | |
277 | #endif | |
278 | ||
279 | #if wxUSE_MENUS_NATIVE | |
280 | if (HasVisibleMenubar()) | |
281 | { | |
282 | int xx = m_miniEdge; | |
283 | int yy = m_miniEdge + m_miniTitle; | |
284 | int ww = width - 2*m_miniEdge; | |
285 | if (ww < 0) | |
286 | ww = 0; | |
287 | menubarHeight = m_menuBarHeight; | |
288 | if (m_menuBarDetached) menubarHeight = wxPLACE_HOLDER; | |
289 | m_frameMenuBar->m_x = xx; | |
290 | m_frameMenuBar->m_y = yy; | |
291 | m_frameMenuBar->m_width = ww; | |
292 | m_frameMenuBar->m_height = menubarHeight; | |
293 | gtk_pizza_set_size( GTK_PIZZA(m_mainWidget), | |
294 | m_frameMenuBar->m_widget, | |
295 | xx, yy, ww, menubarHeight); | |
296 | client_area_y_offset += menubarHeight; | |
297 | } | |
298 | #endif // wxUSE_MENUS_NATIVE | |
299 | ||
300 | #if wxUSE_TOOLBAR | |
301 | if ((m_frameToolBar) && m_frameToolBar->IsShown() && | |
302 | (m_frameToolBar->m_widget->parent == m_mainWidget)) | |
303 | { | |
304 | int xx = m_miniEdge; | |
305 | int yy = m_miniEdge + m_miniTitle | |
306 | #if wxUSE_MENUS_NATIVE | |
307 | + menubarHeight | |
308 | #endif | |
309 | ; | |
310 | ||
311 | m_frameToolBar->m_x = xx; | |
312 | m_frameToolBar->m_y = yy; | |
313 | ||
314 | // don't change the toolbar's reported height/width | |
315 | int ww, hh; | |
316 | if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL ) | |
317 | { | |
318 | ww = m_toolBarDetached ? wxPLACE_HOLDER | |
319 | : m_frameToolBar->m_width; | |
320 | hh = height - 2*m_miniEdge; | |
321 | ||
322 | client_area_x_offset += ww; | |
323 | } | |
324 | else if( m_frameToolBar->HasFlag(wxTB_RIGHT) ) | |
325 | { | |
326 | yy += 2; | |
327 | ww = m_toolBarDetached ? wxPLACE_HOLDER | |
328 | : m_frameToolBar->m_width; | |
329 | xx = GetClientSize().x - 1; | |
330 | hh = height - 2*m_miniEdge; | |
331 | if( hh < 0 ) | |
332 | hh = 0; | |
333 | ||
334 | } | |
335 | else if( m_frameToolBar->GetWindowStyle() & wxTB_BOTTOM ) | |
336 | { | |
337 | xx = m_miniEdge; | |
338 | yy = GetClientSize().y; | |
339 | #if wxUSE_MENUS_NATIVE | |
340 | yy += m_menuBarHeight; | |
341 | #endif // wxUSE_MENUS_NATIVE | |
342 | m_frameToolBar->m_x = xx; | |
343 | m_frameToolBar->m_y = yy; | |
344 | ww = width - 2*m_miniEdge; | |
345 | hh = m_toolBarDetached ? wxPLACE_HOLDER | |
346 | : m_frameToolBar->m_height; | |
347 | } | |
348 | else | |
349 | { | |
350 | ww = width - 2*m_miniEdge; | |
351 | hh = m_toolBarDetached ? wxPLACE_HOLDER | |
352 | : m_frameToolBar->m_height; | |
353 | ||
354 | client_area_y_offset += hh; | |
355 | } | |
356 | ||
357 | if (ww < 0) | |
358 | ww = 0; | |
359 | if (hh < 0) | |
360 | hh = 0; | |
361 | gtk_pizza_set_size( GTK_PIZZA(m_mainWidget), | |
362 | m_frameToolBar->m_widget, | |
363 | xx, yy, ww, hh ); | |
364 | } | |
365 | #endif // wxUSE_TOOLBAR | |
366 | ||
367 | int client_x = client_area_x_offset + m_miniEdge; | |
368 | int client_y = client_area_y_offset + m_miniEdge + m_miniTitle; | |
369 | int client_w = width - client_area_x_offset - 2*m_miniEdge; | |
370 | int client_h = height - client_area_y_offset- 2*m_miniEdge - m_miniTitle; | |
371 | if (client_w < 0) | |
372 | client_w = 0; | |
373 | if (client_h < 0) | |
374 | client_h = 0; | |
375 | gtk_pizza_set_size( GTK_PIZZA(m_mainWidget), | |
376 | m_wxwindow, | |
377 | client_x, client_y, client_w, client_h ); | |
378 | } | |
379 | else | |
380 | { | |
381 | // If there is no m_mainWidget between m_widget and m_wxwindow there | |
382 | // is no need to set the size or position of m_wxwindow. | |
383 | } | |
384 | ||
385 | #if wxUSE_STATUSBAR | |
386 | if (m_frameStatusBar && m_frameStatusBar->IsShown()) | |
387 | { | |
388 | int xx = 0 + m_miniEdge; | |
389 | int yy = height - wxSTATUS_HEIGHT - m_miniEdge - client_area_y_offset; | |
390 | int ww = width - 2*m_miniEdge; | |
391 | if (ww < 0) | |
392 | ww = 0; | |
393 | int hh = wxSTATUS_HEIGHT; | |
394 | m_frameStatusBar->m_x = xx; | |
395 | m_frameStatusBar->m_y = yy; | |
396 | m_frameStatusBar->m_width = ww; | |
397 | m_frameStatusBar->m_height = hh; | |
398 | gtk_pizza_set_size( GTK_PIZZA(m_wxwindow), | |
399 | m_frameStatusBar->m_widget, | |
400 | xx, yy, ww, hh ); | |
401 | } | |
402 | #endif // wxUSE_STATUSBAR | |
403 | ||
404 | m_sizeSet = true; | |
405 | ||
406 | // send size event to frame | |
407 | wxSizeEvent event( wxSize(m_width,m_height), GetId() ); | |
408 | event.SetEventObject( this ); | |
409 | GetEventHandler()->ProcessEvent( event ); | |
410 | ||
411 | #if wxUSE_STATUSBAR | |
412 | // send size event to status bar | |
413 | if (m_frameStatusBar) | |
414 | { | |
415 | wxSizeEvent event2( wxSize(m_frameStatusBar->m_width,m_frameStatusBar->m_height), m_frameStatusBar->GetId() ); | |
416 | event2.SetEventObject( m_frameStatusBar ); | |
417 | m_frameStatusBar->GetEventHandler()->ProcessEvent( event2 ); | |
418 | } | |
419 | #endif // wxUSE_STATUSBAR | |
420 | ||
421 | m_resizing = false; | |
422 | } | |
423 | ||
424 | void wxFrame::OnInternalIdle() | |
425 | { | |
426 | wxFrameBase::OnInternalIdle(); | |
427 | ||
428 | #if wxUSE_MENUS_NATIVE | |
429 | if (m_frameMenuBar) m_frameMenuBar->OnInternalIdle(); | |
430 | #endif // wxUSE_MENUS_NATIVE | |
431 | #if wxUSE_TOOLBAR | |
432 | if (m_frameToolBar) m_frameToolBar->OnInternalIdle(); | |
433 | #endif | |
434 | #if wxUSE_STATUSBAR | |
435 | if (m_frameStatusBar) | |
436 | { | |
437 | m_frameStatusBar->OnInternalIdle(); | |
438 | ||
439 | // There may be controls in the status bar that | |
440 | // need to be updated | |
441 | for ( wxWindowList::compatibility_iterator node = m_frameStatusBar->GetChildren().GetFirst(); | |
442 | node; | |
443 | node = node->GetNext() ) | |
444 | { | |
445 | wxWindow *child = node->GetData(); | |
446 | child->OnInternalIdle(); | |
447 | } | |
448 | } | |
449 | #endif | |
450 | } | |
451 | ||
452 | // ---------------------------------------------------------------------------- | |
453 | // menu/tool/status bar stuff | |
454 | // ---------------------------------------------------------------------------- | |
455 | ||
456 | #if wxUSE_MENUS_NATIVE | |
457 | ||
458 | void wxFrame::DetachMenuBar() | |
459 | { | |
460 | wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") ); | |
461 | wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") ); | |
462 | ||
463 | if ( m_frameMenuBar ) | |
464 | { | |
465 | m_frameMenuBar->UnsetInvokingWindow( this ); | |
466 | ||
467 | if (m_frameMenuBar->GetWindowStyle() & wxMB_DOCKABLE) | |
468 | { | |
469 | g_signal_handlers_disconnect_by_func (m_frameMenuBar->m_widget, | |
470 | (gpointer) gtk_menu_attached_callback, | |
471 | this); | |
472 | ||
473 | g_signal_handlers_disconnect_by_func (m_frameMenuBar->m_widget, | |
474 | (gpointer) gtk_menu_detached_callback, | |
475 | this); | |
476 | } | |
477 | ||
478 | gtk_widget_ref( m_frameMenuBar->m_widget ); | |
479 | ||
480 | gtk_container_remove( GTK_CONTAINER(m_mainWidget), m_frameMenuBar->m_widget ); | |
481 | } | |
482 | ||
483 | wxFrameBase::DetachMenuBar(); | |
484 | } | |
485 | ||
486 | void wxFrame::AttachMenuBar( wxMenuBar *menuBar ) | |
487 | { | |
488 | wxFrameBase::AttachMenuBar(menuBar); | |
489 | ||
490 | if (m_frameMenuBar) | |
491 | { | |
492 | m_frameMenuBar->SetInvokingWindow( this ); | |
493 | ||
494 | m_frameMenuBar->SetParent(this); | |
495 | gtk_pizza_put( GTK_PIZZA(m_mainWidget), | |
496 | m_frameMenuBar->m_widget, | |
497 | m_frameMenuBar->m_x, | |
498 | m_frameMenuBar->m_y, | |
499 | m_frameMenuBar->m_width, | |
500 | m_frameMenuBar->m_height ); | |
501 | ||
502 | if (menuBar->GetWindowStyle() & wxMB_DOCKABLE) | |
503 | { | |
504 | g_signal_connect (menuBar->m_widget, "child_attached", | |
505 | G_CALLBACK (gtk_menu_attached_callback), | |
506 | this); | |
507 | g_signal_connect (menuBar->m_widget, "child_detached", | |
508 | G_CALLBACK (gtk_menu_detached_callback), | |
509 | this); | |
510 | } | |
511 | ||
512 | gtk_widget_show( m_frameMenuBar->m_widget ); | |
513 | ||
514 | UpdateMenuBarSize(); | |
515 | } | |
516 | else | |
517 | { | |
518 | m_menuBarHeight = 2; | |
519 | GtkUpdateSize(); // resize window in OnInternalIdle | |
520 | } | |
521 | } | |
522 | ||
523 | void wxFrame::UpdateMenuBarSize() | |
524 | { | |
525 | m_menuBarHeight = 2; | |
526 | ||
527 | // this is called after Remove with a NULL m_frameMenuBar | |
528 | if ( m_frameMenuBar ) | |
529 | { | |
530 | GtkRequisition req; | |
531 | gtk_widget_ensure_style(m_frameMenuBar->m_widget); | |
532 | // have to call class method directly because | |
533 | // "size_request" signal is overridden by wx | |
534 | GTK_WIDGET_GET_CLASS(m_frameMenuBar->m_widget)->size_request( | |
535 | m_frameMenuBar->m_widget, &req); | |
536 | ||
537 | m_menuBarHeight = req.height; | |
538 | } | |
539 | ||
540 | // resize window in OnInternalIdle | |
541 | GtkUpdateSize(); | |
542 | } | |
543 | ||
544 | bool wxFrame::HasVisibleMenubar() const | |
545 | { | |
546 | return m_frameMenuBar && m_frameMenuBar->IsShown(); | |
547 | } | |
548 | #endif // wxUSE_MENUS_NATIVE | |
549 | ||
550 | #if wxUSE_TOOLBAR | |
551 | ||
552 | void wxFrame::SetToolBar(wxToolBar *toolbar) | |
553 | { | |
554 | wxFrameBase::SetToolBar(toolbar); | |
555 | ||
556 | if ( m_frameToolBar ) | |
557 | { | |
558 | // insert into toolbar area if not already there | |
559 | if ((m_frameToolBar->m_widget->parent) && | |
560 | (m_frameToolBar->m_widget->parent != m_mainWidget)) | |
561 | { | |
562 | GetChildren().DeleteObject( m_frameToolBar ); | |
563 | ||
564 | gtk_widget_reparent( m_frameToolBar->m_widget, m_mainWidget ); | |
565 | } | |
566 | #if wxUSE_TOOLBAR_NATIVE | |
567 | if (m_frameToolBar->HasFlag(wxTB_DOCKABLE)) | |
568 | { | |
569 | g_signal_connect(m_frameToolBar->m_widget, "child_attached", | |
570 | G_CALLBACK(gtk_toolbar_attached_callback), this); | |
571 | g_signal_connect(m_frameToolBar->m_widget, "child_detached", | |
572 | G_CALLBACK(gtk_toolbar_detached_callback), this); | |
573 | } | |
574 | #endif // wxUSE_TOOLBAR_NATIVE | |
575 | } | |
576 | ||
577 | GtkUpdateSize(); | |
578 | } | |
579 | ||
580 | #endif // wxUSE_TOOLBAR | |
581 | ||
582 | #if wxUSE_STATUSBAR | |
583 | ||
584 | void wxFrame::SetStatusBar(wxStatusBar *statbar) | |
585 | { | |
586 | wxFrameBase::SetStatusBar(statbar); | |
587 | GtkUpdateSize(); | |
588 | } | |
589 | #endif // wxUSE_STATUSBAR |