src/gtk/frame.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        frame.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifdef __GNUG__
  11     #pragma implementation "frame.h"
  12 #endif
  13
  14 #include "wx/frame.h"
  15 #include "wx/dialog.h"
  16 #include "wx/control.h"
  17 #include "wx/app.h"
  18 #include "wx/menu.h"
  19 #include "wx/toolbar.h"
  20 #include "wx/statusbr.h"
  21 #include "wx/dcclient.h"
  22
  23 #include "glib.h"
  24 #include "gdk/gdk.h"
  25 #include "gtk/gtk.h"
  26 #include "wx/gtk/win_gtk.h"
  27
  28 //-----------------------------------------------------------------------------
  29 // constants
  30 //-----------------------------------------------------------------------------
  31
  32 const int wxMENU_HEIGHT    = 27;
  33 const int wxSTATUS_HEIGHT  = 25;
  34
  35 //-----------------------------------------------------------------------------
  36 // data
  37 //-----------------------------------------------------------------------------
  38
  39 extern wxList wxTopLevelWindows;
  40 extern wxList wxPendingDelete;
  41
  42 //-----------------------------------------------------------------------------
  43 // "size_allocate"
  44 //-----------------------------------------------------------------------------
  45
  46 static void gtk_frame_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxFrame *win )
  47 {
  48     if (!win->HasVMT()) return;
  49
  50 /*
  51     printf( "OnFrameResize from " );
  52     if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
  53         printf( win->GetClassInfo()->GetClassName() );
  54     printf( ".\n" );
  55 */
  56
  57    if ((win->m_width != alloc->width) || (win->m_height != alloc->height))
  58    {
  59        win->m_sizeSet = FALSE;
  60        win->m_width = alloc->width;
  61        win->m_height = alloc->height;
  62    }
  63 }
  64
  65 //-----------------------------------------------------------------------------
  66 // "delete_event"
  67 //-----------------------------------------------------------------------------
  68
  69 static gint gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxFrame *win )
  70 {
  71 /*
  72     printf( "OnDelete from " );
  73     if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
  74         printf( win->GetClassInfo()->GetClassName() );
  75     printf( ".\n" );
  76 */
  77
  78     win->Close();
  79
  80     return TRUE;
  81 }
  82
  83 //-----------------------------------------------------------------------------
  84 // "configure_event"
  85 //-----------------------------------------------------------------------------
  86
  87 static gint gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *event, wxFrame *win )
  88 {
  89     if (!win->HasVMT()) return FALSE;
  90
  91     win->m_x = event->x;
  92     win->m_y = event->y;
  93
  94     wxMoveEvent mevent( wxPoint(win->m_x,win->m_y), win->GetId() );
  95     mevent.SetEventObject( win );
  96     win->GetEventHandler()->ProcessEvent( mevent );
  97
  98     return FALSE;
  99 }
 100
 101 //-----------------------------------------------------------------------------
 102 // wxFrame
 103 //-----------------------------------------------------------------------------
 104
 105 BEGIN_EVENT_TABLE(wxFrame, wxWindow)
 106     EVT_SIZE(wxFrame::OnSize)
 107     EVT_CLOSE(wxFrame::OnCloseWindow)
 108     EVT_MENU_HIGHLIGHT_ALL(wxFrame::OnMenuHighlight)
 109 END_EVENT_TABLE()
 110
 111 IMPLEMENT_DYNAMIC_CLASS(wxFrame,wxWindow)
 112
 113 wxFrame::wxFrame()
 114 {
 115     m_frameMenuBar = (wxMenuBar *) NULL;
 116     m_frameStatusBar = (wxStatusBar *) NULL;
 117     m_frameToolBar = (wxToolBar *) NULL;
 118     m_sizeSet = FALSE;
 119     m_miniEdge = 0;
 120     m_miniTitle = 0;
 121 }
 122
 123 wxFrame::wxFrame( wxWindow *parent, wxWindowID id, const wxString &title,
 124       const wxPoint &pos, const wxSize &size,
 125       long style, const wxString &name )
 126 {
 127     m_frameMenuBar = (wxMenuBar *) NULL;
 128     m_frameStatusBar = (wxStatusBar *) NULL;
 129     m_frameToolBar = (wxToolBar *) NULL;
 130     m_sizeSet = FALSE;
 131     m_miniEdge = 0;
 132     m_miniTitle = 0;
 133     Create( parent, id, title, pos, size, style, name );
 134 }
 135
 136 bool wxFrame::Create( wxWindow *parent, wxWindowID id, const wxString &title,
 137       const wxPoint &pos, const wxSize &size,
 138       long style, const wxString &name )
 139 {
 140     wxTopLevelWindows.Append( this );
 141
 142     m_needParent = FALSE;
 143
 144     PreCreation( parent, id, pos, size, style, name );
 145
 146     m_title = title;
 147
 148     GtkWindowType win_type = GTK_WINDOW_TOPLEVEL;
 149     if (style & wxSIMPLE_BORDER) win_type = GTK_WINDOW_POPUP;
 150
 151     m_widget = gtk_window_new( win_type );
 152
 153 #ifdef __WXDEBUG__
 154         debug_focus_in( m_widget, "wxFrame::m_widget", name );
 155 #endif
 156
 157     if ((size.x != -1) && (size.y != -1))
 158         gtk_widget_set_usize( m_widget, m_width, m_height );
 159     if ((pos.x != -1) && (pos.y != -1))
 160         gtk_widget_set_uposition( m_widget, m_x, m_y );
 161
 162     gtk_window_set_title( GTK_WINDOW(m_widget), title );
 163     GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
 164
 165     gtk_widget_set( m_widget, "GtkWindow::allow_shrink", TRUE, NULL );
 166
 167     gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
 168         GTK_SIGNAL_FUNC(gtk_frame_delete_callback), (gpointer)this );
 169
 170     m_wxwindow = gtk_myfixed_new();
 171     gtk_widget_show( m_wxwindow );
 172     GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
 173
 174 #ifdef __WXDEBUG__
 175         debug_focus_in( m_wxwindow, "wxFrame::m_wxwindow", name );
 176 #endif
 177
 178     gtk_container_add( GTK_CONTAINER(m_widget), m_wxwindow );
 179
 180     gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate",
 181         GTK_SIGNAL_FUNC(gtk_frame_size_callback), (gpointer)this );
 182
 183     gtk_signal_connect( GTK_OBJECT(m_widget), "configure_event",
 184         GTK_SIGNAL_FUNC(gtk_frame_configure_callback), (gpointer)this );
 185
 186     if (m_parent) m_parent->AddChild( this );
 187
 188     PostCreation();
 189
 190     return TRUE;
 191 }
 192
 193 wxFrame::~wxFrame()
 194 {
 195     if (m_frameMenuBar) delete m_frameMenuBar;
 196     if (m_frameStatusBar) delete m_frameStatusBar;
 197     if (m_frameToolBar) delete m_frameToolBar;
 198
 199     wxTopLevelWindows.DeleteObject( this );
 200
 201     if (wxTheApp->GetTopWindow() == this)
 202     {
 203         wxTheApp->SetTopWindow( (wxWindow*) NULL );
 204     }
 205
 206     if (wxTopLevelWindows.Number() == 0)
 207     {
 208         wxTheApp->ExitMainLoop();
 209     }
 210 }
 211
 212 bool wxFrame::Show( bool show )
 213 {
 214     wxASSERT_MSG( (m_widget != NULL), "invalid frame" );
 215
 216     if (show && !m_sizeSet)
 217     {
 218   // by calling GtkOnSize here, we don't have to call
 219   // either after showing the frame, which would entail
 220   // much ugly flicker nor from within the size_allocate
 221   // handler, because GTK 1.1.X forbids that.
 222
 223         GtkOnSize( m_x, m_y, m_width, m_height );
 224     }
 225
 226     return wxWindow::Show( show );
 227 }
 228
 229 bool wxFrame::Destroy()
 230 {
 231     wxASSERT_MSG( (m_widget != NULL), "invalid frame" );
 232
 233     if (!wxPendingDelete.Member(this)) wxPendingDelete.Append(this);
 234
 235     return TRUE;
 236 }
 237
 238 wxPoint wxFrame::GetClientAreaOrigin() const
 239 {
 240     wxPoint pt( m_miniEdge, m_miniEdge + m_miniTitle );
 241     if (m_frameMenuBar)
 242     {
 243         int h = 0;
 244         m_frameMenuBar->GetSize( (int*)NULL, &h );
 245         pt.y += h;
 246     }
 247     if (m_frameToolBar)
 248     {
 249         int h = 0;
 250         m_frameToolBar->GetSize( (int*)NULL, &h );
 251         pt.y += h;
 252     }
 253     return pt;
 254 }
 255
 256 void wxFrame::SetSize( int x, int y, int width, int height, int sizeFlags )
 257 {
 258     wxASSERT_MSG( (m_widget != NULL), "invalid window" );
 259
 260     // Don't do anything for children of wxMDIChildFrame
 261     if (!m_wxwindow) return;
 262
 263     if (m_resizing) return; // I don't like recursions
 264     m_resizing = TRUE;
 265
 266     int old_x = m_x;
 267     int old_y = m_y;
 268     int old_width = m_width;
 269     int old_height = m_height;
 270
 271     if ((sizeFlags & wxSIZE_USE_EXISTING) == wxSIZE_USE_EXISTING)
 272     {
 273         if (x != -1) m_x = x;
 274         if (y != -1) m_y = y;
 275         if (width != -1) m_width = width;
 276         if (height != -1) m_height = height;
 277     }
 278     else
 279     {
 280         m_x = x;
 281         m_y = y;
 282         m_width = width;
 283         m_height = height;
 284     }
 285
 286     if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
 287     {
 288         if (width == -1) m_width = 80;
 289     }
 290
 291     if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT)
 292     {
 293        if (height == -1) m_height = 26;
 294     }
 295
 296     if ((m_minWidth != -1) && (m_width < m_minWidth)) m_width = m_minWidth;
 297     if ((m_minHeight != -1) && (m_height < m_minHeight)) m_height = m_minHeight;
 298     if ((m_maxWidth != -1) && (m_width > m_maxWidth)) m_width = m_maxWidth;
 299     if ((m_maxHeight != -1) && (m_height > m_maxHeight)) m_height = m_maxHeight;
 300
 301     if ((m_x != -1) || (m_y != -1))
 302     {
 303         if ((m_x != old_x) || (m_y != old_y))
 304             gtk_widget_set_uposition( m_widget, m_x, m_y );
 305     }
 306
 307     if ((m_width != old_width) || (m_height != old_height))
 308     {
 309        gtk_widget_set_usize( m_widget, m_width, m_height );
 310     }
 311
 312     wxSizeEvent event( wxSize(m_width,m_height), GetId() );
 313     event.SetEventObject( this );
 314     GetEventHandler()->ProcessEvent( event );
 315
 316     m_resizing = FALSE;
 317 }
 318
 319 void wxFrame::SetSize( int width, int height )
 320 {
 321     SetSize( -1, -1, width, height, wxSIZE_USE_EXISTING );
 322 }
 323
 324 void wxFrame::Centre( int direction )
 325 {
 326     wxASSERT_MSG( (m_widget != NULL), "invalid frame" );
 327
 328     int x = 0;
 329     int y = 0;
 330
 331     if (direction & wxHORIZONTAL == wxHORIZONTAL) x = (gdk_screen_width () - m_width) / 2;
 332     if (direction & wxVERTICAL == wxVERTICAL) y = (gdk_screen_height () - m_height) / 2;
 333
 334     Move( x, y );
 335 }
 336
 337 void wxFrame::GetClientSize( int *width, int *height ) const
 338 {
 339     wxASSERT_MSG( (m_widget != NULL), "invalid frame" );
 340
 341     wxWindow::GetClientSize( width, height );
 342     if (height)
 343     {
 344         if (m_frameMenuBar) (*height) -= wxMENU_HEIGHT;
 345         if (m_frameStatusBar) (*height) -= wxSTATUS_HEIGHT;
 346         if (m_frameToolBar)
 347         {
 348             int y = 0;
 349             m_frameToolBar->GetSize( (int *) NULL, &y );
 350             (*height) -= y;
 351         }
 352         (*height) -= m_miniEdge*2 + m_miniTitle;
 353     }
 354     if (width)
 355     {
 356         (*width) -= m_miniEdge*2;
 357     }
 358 }
 359
 360 void wxFrame::SetClientSize( int const width, int const height )
 361 {
 362     wxASSERT_MSG( (m_widget != NULL), "invalid frame" );
 363
 364     int h = height;
 365     if (m_frameMenuBar) h += wxMENU_HEIGHT;
 366     if (m_frameStatusBar) h += wxSTATUS_HEIGHT;
 367     if (m_frameToolBar)
 368     {
 369         int y = 0;
 370         m_frameToolBar->GetSize( (int *) NULL, &y );
 371         h += y;
 372     }
 373     wxWindow::SetClientSize( width + m_miniEdge*2, h  + m_miniEdge*2 + m_miniTitle );
 374 }
 375
 376 void wxFrame::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y), int width, int height )
 377 {
 378     // due to a bug in gtk, x,y are always 0
 379     // m_x = x;
 380     // m_y = y;
 381
 382     if (m_resizing) return;
 383     m_resizing = TRUE;
 384
 385     if (!m_wxwindow) return;
 386
 387     m_width = width;
 388     m_height = height;
 389
 390     if ((m_minWidth != -1) && (m_width < m_minWidth)) m_width = m_minWidth;
 391     if ((m_minHeight != -1) && (m_height < m_minHeight)) m_height = m_minHeight;
 392     if ((m_maxWidth != -1) && (m_width > m_maxWidth)) m_width = m_maxWidth;
 393     if ((m_maxHeight != -1) && (m_height > m_maxHeight)) m_height = m_maxHeight;
 394
 395     gtk_widget_set_usize( m_widget, m_width, m_height );
 396
 397     // this emulates the new wxMSW behaviour of placing all
 398     // frame-subwindows (menu, toolbar..) on one native window
 399         // OK, this hurts in the eye, but I don't want to call SetSize()
 400         // because I don't want to call any non-native functions here.
 401
 402     if (m_frameMenuBar)
 403     {
 404         int xx = m_miniEdge;
 405         int yy = m_miniEdge + m_miniTitle;
 406         int ww = m_width  - 2*m_miniEdge;
 407         int hh = wxMENU_HEIGHT;
 408         m_frameMenuBar->m_x = xx;
 409         m_frameMenuBar->m_y = yy;
 410         m_frameMenuBar->m_width = ww;
 411         m_frameMenuBar->m_height = hh;
 412
 413         gtk_myfixed_move( GTK_MYFIXED(m_wxwindow), m_frameMenuBar->m_widget, xx, yy );
 414         gtk_widget_set_usize( m_frameMenuBar->m_widget, ww, hh );
 415     }
 416
 417     if (m_frameToolBar)
 418     {
 419         int xx = m_miniEdge;
 420         int yy = m_miniEdge + m_miniTitle;
 421         if (m_frameMenuBar) yy += wxMENU_HEIGHT;
 422         int ww = m_width - 2*m_miniEdge;
 423         int hh = m_frameToolBar->m_height;
 424
 425         m_frameToolBar->m_x = xx;
 426         m_frameToolBar->m_y = yy;
 427         m_frameToolBar->m_height = hh;
 428         m_frameToolBar->m_width = ww;
 429
 430         gtk_myfixed_move( GTK_MYFIXED(m_wxwindow), m_frameToolBar->m_widget, xx, yy );
 431         gtk_widget_set_usize( m_frameToolBar->m_widget, ww, hh );
 432     }
 433
 434     if (m_frameStatusBar)
 435     {
 436         int xx = 0 + m_miniEdge;
 437         int yy = m_height - wxSTATUS_HEIGHT - m_miniEdge;
 438         int ww = m_width - 2*m_miniEdge;
 439         int hh = wxSTATUS_HEIGHT;
 440
 441         m_frameStatusBar->m_x = xx;
 442         m_frameStatusBar->m_y = yy;
 443         m_frameStatusBar->m_width = ww;
 444         m_frameStatusBar->m_height = hh;
 445
 446         gtk_myfixed_move( GTK_MYFIXED(m_wxwindow), m_frameStatusBar->m_widget, xx, yy );
 447         gtk_widget_set_usize( m_frameStatusBar->m_widget, ww, hh );
 448     }
 449
 450     m_sizeSet = TRUE;
 451
 452     /* send size event to frame */
 453
 454     wxSizeEvent event( wxSize(m_width,m_height), GetId() );
 455     event.SetEventObject( this );
 456     GetEventHandler()->ProcessEvent( event );
 457
 458     /* send size event to status bar */
 459
 460     if (m_frameStatusBar)
 461     {
 462         wxSizeEvent event2( wxSize(m_frameStatusBar->m_width,m_frameStatusBar->m_height), m_frameStatusBar->GetId() );
 463         event2.SetEventObject( m_frameStatusBar );
 464         m_frameStatusBar->GetEventHandler()->ProcessEvent( event2 );
 465     }
 466
 467     m_resizing = FALSE;
 468 }
 469
 470 void wxFrame::OnInternalIdle()
 471 {
 472     if (!m_sizeSet)
 473         GtkOnSize( m_x, m_y, m_width, m_height );
 474
 475     DoMenuUpdates();
 476 }
 477
 478 void wxFrame::OnCloseWindow( wxCloseEvent& event )
 479 {
 480     // close the window if it wasn't vetoed by the application
 481 //    if ( !event.GetVeto() ) // No, this isn't the interpretation of GetVeto.
 482     Destroy();
 483 }
 484
 485 void wxFrame::OnSize( wxSizeEvent &WXUNUSED(event) )
 486 {
 487     wxASSERT_MSG( (m_widget != NULL), "invalid frame" );
 488
 489     if (GetAutoLayout())
 490     {
 491         Layout();
 492     }
 493     else
 494     {
 495         // no child: go out !
 496         if (!GetChildren().First()) return;
 497
 498         // do we have exactly one child?
 499         wxWindow *child = (wxWindow *) NULL;
 500         for(wxNode *node = GetChildren().First(); node; node = node->Next())
 501         {
 502             wxWindow *win = (wxWindow *)node->Data();
 503             if (!wxIS_KIND_OF(win,wxFrame) && !wxIS_KIND_OF(win,wxDialog)
 504 #if 0  // not in m_children anyway ?
 505               && (win != m_frameMenuBar) &&
 506               (win != m_frameToolBar) &&
 507               (win != m_frameStatusBar)
 508 #endif
 509             )
 510             {
 511           // it's the second one: do nothing
 512                 if (child) return;
 513                 child = win;
 514             }
 515         }
 516
 517         // yes: set it's size to fill all the frame
 518         int client_x, client_y;
 519         GetClientSize( &client_x, &client_y );
 520         child->SetSize( 1, 1, client_x-2, client_y-2 );
 521     }
 522 }
 523
 524 static void SetInvokingWindow( wxMenu *menu, wxWindow *win )
 525 {
 526     menu->SetInvokingWindow( win );
 527     wxNode *node = menu->m_items.First();
 528     while (node)
 529     {
 530         wxMenuItem *menuitem = (wxMenuItem*)node->Data();
 531         if (menuitem->IsSubMenu())
 532             SetInvokingWindow( menuitem->GetSubMenu(), win );
 533         node = node->Next();
 534     }
 535 }
 536
 537 void wxFrame::SetMenuBar( wxMenuBar *menuBar )
 538 {
 539     wxASSERT_MSG( (m_widget != NULL), "invalid frame" );
 540     wxASSERT_MSG( (m_wxwindow != NULL), "invalid frame" );
 541
 542     m_frameMenuBar = menuBar;
 543
 544     if (m_frameMenuBar)
 545     {
 546         wxNode *node = m_frameMenuBar->m_menus.First();
 547         while (node)
 548         {
 549             wxMenu *menu = (wxMenu*)node->Data();
 550             SetInvokingWindow( menu, this );
 551             node = node->Next();
 552         }
 553
 554         if (m_frameMenuBar->m_parent != this)
 555         {
 556             m_frameMenuBar->m_parent = this;
 557             gtk_myfixed_put( GTK_MYFIXED(m_wxwindow),
 558                 m_frameMenuBar->m_widget, m_frameMenuBar->m_x, m_frameMenuBar->m_y );
 559         }
 560     }
 561
 562     m_sizeSet = FALSE;
 563 }
 564
 565 wxMenuBar *wxFrame::GetMenuBar() const
 566 {
 567     return m_frameMenuBar;
 568 }
 569
 570 void wxFrame::OnMenuHighlight(wxMenuEvent& event)
 571 {
 572     if (GetStatusBar())
 573     {
 574         if (event.GetMenuId() == -1)
 575         {
 576             SetStatusText("");
 577         }
 578         else
 579         {
 580             wxMenuBar *menuBar = GetMenuBar();
 581             if (menuBar)
 582             {
 583                 int menuId = event.GetMenuId();
 584                 wxString helpString;
 585                 helpString = menuBar->GetHelpString(menuId);
 586                 if (helpString != "")
 587                     SetStatusText(helpString);
 588             }
 589         }
 590     }
 591 }
 592
 593 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 594 {
 595     wxASSERT_MSG( (m_widget != NULL), "invalid frame" );
 596
 597     wxCHECK_MSG( m_frameToolBar == NULL, FALSE, "recreating toolbar in wxFrame" );
 598
 599     m_frameToolBar = OnCreateToolBar( style, id, name );
 600
 601     GetChildren().DeleteObject( m_frameToolBar );
 602
 603     m_sizeSet = FALSE;
 604
 605     return m_frameToolBar;
 606 }
 607
 608 wxToolBar* wxFrame::OnCreateToolBar( long style, wxWindowID id, const wxString& name )
 609 {
 610     return new wxToolBar( this, id, wxDefaultPosition, wxDefaultSize, style, name );
 611 }
 612
 613 wxToolBar *wxFrame::GetToolBar() const
 614 {
 615     return m_frameToolBar;
 616 }
 617
 618 wxStatusBar* wxFrame::CreateStatusBar( int number, long style, wxWindowID id, const wxString& name )
 619 {
 620     wxASSERT_MSG( (m_widget != NULL), "invalid frame" );
 621
 622     wxCHECK_MSG( m_frameStatusBar == NULL, FALSE, "recreating status bar in wxFrame" );
 623
 624     m_frameStatusBar = OnCreateStatusBar( number, style, id, name );
 625
 626     m_sizeSet = FALSE;
 627
 628     return m_frameStatusBar;
 629 }
 630
 631 wxStatusBar *wxFrame::OnCreateStatusBar( int number, long style, wxWindowID id, const wxString& name )
 632 {
 633     wxStatusBar *statusBar = (wxStatusBar *) NULL;
 634
 635     statusBar = new wxStatusBar(this, id, wxPoint(0, 0), wxSize(100, 20), style, name);
 636
 637     // Set the height according to the font and the border size
 638     wxClientDC dc(statusBar);
 639     dc.SetFont( statusBar->GetFont() );
 640
 641     long x, y;
 642     dc.GetTextExtent( "X", &x, &y );
 643
 644     int height = (int)( (y  * 1.1) + 2* statusBar->GetBorderY());
 645
 646     statusBar->SetSize( -1, -1, 100, height );
 647
 648     statusBar->SetFieldsCount( number );
 649     return statusBar;
 650 }
 651
 652 void wxFrame::SetStatusText(const wxString& text, int number)
 653 {
 654     wxASSERT_MSG( (m_widget != NULL), "invalid frame" );
 655
 656     wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set text for" );
 657
 658     m_frameStatusBar->SetStatusText(text, number);
 659 }
 660
 661 void wxFrame::SetStatusWidths(int n, const int widths_field[] )
 662 {
 663     wxASSERT_MSG( (m_widget != NULL), "invalid frame" );
 664
 665     wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set widths for" );
 666
 667     m_frameStatusBar->SetStatusWidths(n, widths_field);
 668 }
 669
 670 wxStatusBar *wxFrame::GetStatusBar() const
 671 {
 672     return m_frameStatusBar;
 673 }
 674
 675 void wxFrame::SetTitle( const wxString &title )
 676 {
 677     wxASSERT_MSG( (m_widget != NULL), "invalid frame" );
 678
 679     m_title = title;
 680     if (m_title.IsNull()) m_title = "";
 681     gtk_window_set_title( GTK_WINDOW(m_widget), title );
 682 }
 683
 684 void wxFrame::SetIcon( const wxIcon &icon )
 685 {
 686     wxASSERT_MSG( (m_widget != NULL), "invalid frame" );
 687
 688     m_icon = icon;
 689     if (!icon.Ok()) return;
 690
 691     wxMask *mask = icon.GetMask();
 692     GdkBitmap *bm = (GdkBitmap *) NULL;
 693     if (mask) bm = mask->GetBitmap();
 694
 695     gdk_window_set_icon( m_widget->window, (GdkWindow *) NULL, icon.GetPixmap(), bm );
 696 }
 697