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 #include "gdk/gdkkeysyms.h"
  28
  29 //-----------------------------------------------------------------------------
  30 // constants
  31 //-----------------------------------------------------------------------------
  32
  33 const int wxMENU_HEIGHT    = 27;
  34 const int wxSTATUS_HEIGHT  = 25;
  35 const int wxPLACE_HOLDER   = 0;
  36
  37 //-----------------------------------------------------------------------------
  38 // idle system
  39 //-----------------------------------------------------------------------------
  40
  41 extern void wxapp_install_idle_handler();
  42 extern bool g_isIdle;
  43
  44 //-----------------------------------------------------------------------------
  45 // data
  46 //-----------------------------------------------------------------------------
  47
  48 extern wxList wxPendingDelete;
  49
  50 //-----------------------------------------------------------------------------
  51 // debug
  52 //-----------------------------------------------------------------------------
  53
  54 #ifdef __WXDEBUG__
  55
  56 extern void debug_focus_in( GtkWidget* widget, const wxChar* name, const wxChar *window );
  57
  58 #endif
  59
  60 //-----------------------------------------------------------------------------
  61 // "size_allocate"
  62 //-----------------------------------------------------------------------------
  63
  64 static void gtk_frame_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxFrame *win )
  65 {
  66     if (g_isIdle)
  67         wxapp_install_idle_handler();
  68
  69     if (!win->m_hasVMT) return;
  70
  71     if ((win->m_width != alloc->width) || (win->m_height != alloc->height))
  72     {
  73         win->m_width = alloc->width;
  74         win->m_height = alloc->height;
  75         win->UpdateSize();
  76     }
  77 }
  78
  79 //-----------------------------------------------------------------------------
  80 // "delete_event"
  81 //-----------------------------------------------------------------------------
  82
  83 static gint gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxFrame *win )
  84 {
  85     if (g_isIdle)
  86         wxapp_install_idle_handler();
  87
  88     win->Close();
  89
  90     return TRUE;
  91 }
  92
  93 //-----------------------------------------------------------------------------
  94 // "child_attached" of menu bar
  95 //-----------------------------------------------------------------------------
  96
  97 static void gtk_menu_attached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
  98 {
  99     if (!win->m_hasVMT) return;
 100
 101     win->m_menuBarDetached = FALSE;
 102     win->UpdateSize();
 103 }
 104
 105 //-----------------------------------------------------------------------------
 106 // "child_detached" of menu bar
 107 //-----------------------------------------------------------------------------
 108
 109 static void gtk_menu_detached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
 110 {
 111     if (!win->m_hasVMT) return;
 112
 113     win->m_menuBarDetached = TRUE;
 114     win->UpdateSize();
 115 }
 116
 117 //-----------------------------------------------------------------------------
 118 // "child_attached" of tool bar
 119 //-----------------------------------------------------------------------------
 120
 121 static void gtk_toolbar_attached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
 122 {
 123     if (!win->m_hasVMT) return;
 124
 125     win->m_toolBarDetached = FALSE;
 126
 127     win->UpdateSize();
 128 }
 129
 130 //-----------------------------------------------------------------------------
 131 // "child_detached" of tool bar
 132 //-----------------------------------------------------------------------------
 133
 134 static void gtk_toolbar_detached_callback( GtkWidget *widget, GtkWidget *WXUNUSED(child), wxFrame *win )
 135 {
 136     if (g_isIdle)
 137         wxapp_install_idle_handler();
 138
 139     if (!win->m_hasVMT) return;
 140
 141     win->m_toolBarDetached = TRUE;
 142     win->UpdateSize();
 143 }
 144
 145 //-----------------------------------------------------------------------------
 146 // "configure_event"
 147 //-----------------------------------------------------------------------------
 148
 149 static gint gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *event, wxFrame *win )
 150 {
 151     if (g_isIdle)
 152         wxapp_install_idle_handler();
 153
 154     if (!win->m_hasVMT) return FALSE;
 155
 156     win->m_x = event->x;
 157     win->m_y = event->y;
 158
 159     wxMoveEvent mevent( wxPoint(win->m_x,win->m_y), win->GetId() );
 160     mevent.SetEventObject( win );
 161     win->GetEventHandler()->ProcessEvent( mevent );
 162
 163     return FALSE;
 164 }
 165
 166 //-----------------------------------------------------------------------------
 167 // "realize" from m_widget
 168 //-----------------------------------------------------------------------------
 169
 170 /* we cannot MWM hints and icons before the widget has been realized,
 171    so we do this directly after realization */
 172
 173 static gint
 174 gtk_frame_realized_callback( GtkWidget *widget, wxFrame *win )
 175 {
 176     if (g_isIdle)
 177         wxapp_install_idle_handler();
 178
 179     /* all this is for Motif Window Manager "hints" and is supposed to be
 180        recognized by other WM as well. not tested. */
 181     long decor = (long) GDK_DECOR_BORDER;
 182     long func = (long) GDK_FUNC_MOVE;
 183
 184     if ((win->GetWindowStyle() & wxCAPTION) != 0)
 185         decor |= GDK_DECOR_TITLE;
 186     if ((win->GetWindowStyle() & wxSYSTEM_MENU) != 0)
 187     {
 188        decor |= GDK_DECOR_MENU;
 189        func |= GDK_FUNC_CLOSE;
 190     }
 191     if ((win->GetWindowStyle() & wxMINIMIZE_BOX) != 0)
 192     {
 193         func |= GDK_FUNC_MINIMIZE;
 194         decor |= GDK_DECOR_MINIMIZE;
 195     }
 196     if ((win->GetWindowStyle() & wxMAXIMIZE_BOX) != 0)
 197     {
 198         func |= GDK_FUNC_MAXIMIZE;
 199         decor |= GDK_DECOR_MAXIMIZE;
 200     }
 201     if ((win->GetWindowStyle() & wxRESIZE_BORDER) != 0)
 202     {
 203        func |= GDK_FUNC_RESIZE;
 204        decor |= GDK_DECOR_RESIZEH;
 205     }
 206
 207
 208     gdk_window_set_decorations( win->m_widget->window, (GdkWMDecoration)decor);
 209     gdk_window_set_functions( win->m_widget->window, (GdkWMFunction)func);
 210
 211     /* GTK's shrinking/growing policy */
 212     if ((win->GetWindowStyle() & wxRESIZE_BORDER) == 0)
 213         gtk_window_set_policy(GTK_WINDOW(win->m_widget), 0, 0, 1);
 214     else
 215         gtk_window_set_policy(GTK_WINDOW(win->m_widget), 1, 1, 1);
 216
 217     /* reset the icon */
 218     if (win->m_icon != wxNullIcon)
 219     {
 220         wxIcon icon( win->m_icon );
 221         win->m_icon = wxNullIcon;
 222         win->SetIcon( icon );
 223     }
 224
 225     /* we set the focus to the child that accepts the focus. this
 226        doesn't really have to be done in "realize" but why not? */
 227     wxWindowList::Node *node = win->GetChildren().GetFirst();
 228     while (node)
 229     {
 230         wxWindow *child = node->GetData();
 231         if (child->AcceptsFocus())
 232         {
 233             child->SetFocus();
 234             break;
 235         }
 236
 237         node = node->GetNext();
 238     }
 239
 240     return FALSE;
 241 }
 242
 243 //-----------------------------------------------------------------------------
 244 // InsertChild for wxFrame
 245 //-----------------------------------------------------------------------------
 246
 247 /* Callback for wxFrame. This very strange beast has to be used because
 248  * C++ has no virtual methods in a constructor. We have to emulate a
 249  * virtual function here as wxWindows requires different ways to insert
 250  * a child in container classes. */
 251
 252 static void wxInsertChildInFrame( wxFrame* parent, wxWindow* child )
 253 {
 254     if (!parent->m_insertInClientArea)
 255     {
 256         /* these are outside the client area */
 257         wxFrame* frame = (wxFrame*) parent;
 258         gtk_myfixed_put( GTK_MYFIXED(frame->m_mainWidget),
 259                          GTK_WIDGET(child->m_widget),
 260                          child->m_x,
 261                          child->m_y,
 262                          child->m_width,
 263                          child->m_height );
 264
 265         /* we connect to these events for recalculating the client area
 266            space when the toolbar is floating */
 267         if (wxIS_KIND_OF(child,wxToolBar))
 268         {
 269             wxToolBar *toolBar = (wxToolBar*) child;
 270             if (toolBar->GetWindowStyle() & wxTB_DOCKABLE)
 271             {
 272                 gtk_signal_connect( GTK_OBJECT(toolBar->m_widget), "child_attached",
 273                     GTK_SIGNAL_FUNC(gtk_toolbar_attached_callback), (gpointer)parent );
 274
 275                 gtk_signal_connect( GTK_OBJECT(toolBar->m_widget), "child_detached",
 276                     GTK_SIGNAL_FUNC(gtk_toolbar_detached_callback), (gpointer)parent );
 277             }
 278         }
 279     }
 280     else
 281     {
 282         /* these are inside the client area */
 283         gtk_myfixed_put( GTK_MYFIXED(parent->m_wxwindow),
 284                          GTK_WIDGET(child->m_widget),
 285                          child->m_x,
 286                          child->m_y,
 287                          child->m_width,
 288                          child->m_height );
 289     }
 290
 291     /* resize on OnInternalIdle */
 292     parent->UpdateSize();
 293 }
 294
 295 //-----------------------------------------------------------------------------
 296 // wxFrame
 297 //-----------------------------------------------------------------------------
 298
 299 BEGIN_EVENT_TABLE(wxFrame, wxWindow)
 300     EVT_SIZE(wxFrame::OnSize)
 301     EVT_CLOSE(wxFrame::OnCloseWindow)
 302     EVT_MENU_HIGHLIGHT_ALL(wxFrame::OnMenuHighlight)
 303 END_EVENT_TABLE()
 304
 305 IMPLEMENT_DYNAMIC_CLASS(wxFrame,wxWindow)
 306
 307 wxFrame::wxFrame()
 308 {
 309     m_frameMenuBar = (wxMenuBar *) NULL;
 310     m_frameStatusBar = (wxStatusBar *) NULL;
 311     m_frameToolBar = (wxToolBar *) NULL;
 312     m_sizeSet = FALSE;
 313     m_miniEdge = 0;
 314     m_miniTitle = 0;
 315     m_mainWidget = (GtkWidget*) NULL;
 316     m_menuBarDetached = FALSE;
 317     m_toolBarDetached = FALSE;
 318     m_insertCallback = (wxInsertChildFunction) NULL;
 319     m_insertInClientArea = TRUE;
 320 }
 321
 322 wxFrame::wxFrame( wxWindow *parent, wxWindowID id, const wxString &title,
 323       const wxPoint &pos, const wxSize &size,
 324       long style, const wxString &name )
 325 {
 326     m_frameMenuBar = (wxMenuBar *) NULL;
 327     m_frameStatusBar = (wxStatusBar *) NULL;
 328     m_frameToolBar = (wxToolBar *) NULL;
 329     m_sizeSet = FALSE;
 330     m_miniEdge = 0;
 331     m_miniTitle = 0;
 332     m_mainWidget = (GtkWidget*) NULL;
 333     m_menuBarDetached = FALSE;
 334     m_toolBarDetached = FALSE;
 335     m_insertCallback = (wxInsertChildFunction) NULL;
 336     m_insertInClientArea = TRUE;
 337     Create( parent, id, title, pos, size, style, name );
 338 }
 339
 340 bool wxFrame::Create( wxWindow *parent, wxWindowID id, const wxString &title,
 341       const wxPoint &pos, const wxSize &size,
 342       long style, const wxString &name )
 343 {
 344     wxTopLevelWindows.Append( this );
 345
 346     m_needParent = FALSE;
 347
 348     PreCreation( parent, id, pos, size, style, name );
 349
 350     m_title = title;
 351
 352     m_insertCallback = (wxInsertChildFunction) wxInsertChildInFrame;
 353
 354     GtkWindowType win_type = GTK_WINDOW_TOPLEVEL;
 355     if (style & wxSIMPLE_BORDER) win_type = GTK_WINDOW_POPUP;
 356
 357     m_widget = gtk_window_new( win_type );
 358
 359     if (!name.IsEmpty())
 360         gtk_window_set_wmclass( GTK_WINDOW(m_widget), name.mb_str(), name.mb_str() );
 361
 362 #ifdef __WXDEBUG__
 363     debug_focus_in( m_widget, _T("wxFrame::m_widget"), name );
 364 #endif
 365
 366     gtk_window_set_title( GTK_WINDOW(m_widget), title.mbc_str() );
 367     GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
 368
 369     gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
 370         GTK_SIGNAL_FUNC(gtk_frame_delete_callback), (gpointer)this );
 371
 372     /* m_mainWidget holds the toolbar, the menubar and the client area */
 373     m_mainWidget = gtk_myfixed_new();
 374     gtk_widget_show( m_mainWidget );
 375     GTK_WIDGET_UNSET_FLAGS( m_mainWidget, GTK_CAN_FOCUS );
 376     gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget );
 377
 378 #ifdef __WXDEBUG__
 379     debug_focus_in( m_mainWidget, _T("wxFrame::m_mainWidget"), name );
 380 #endif
 381
 382     /* m_wxwindow only represents the client area without toolbar and menubar */
 383     m_wxwindow = gtk_myfixed_new();
 384     gtk_widget_show( m_wxwindow );
 385     gtk_container_add( GTK_CONTAINER(m_mainWidget), m_wxwindow );
 386
 387 #ifdef __WXDEBUG__
 388     debug_focus_in( m_wxwindow, _T("wxFrame::m_wxwindow"), name );
 389 #endif
 390
 391     /* we donm't allow the frame to get the focus as otherwise
 392        the frame will grabit at arbitrary fcous changes. */
 393     GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
 394
 395     if (m_parent) m_parent->AddChild( this );
 396
 397     PostCreation();
 398
 399     /*  we cannot set MWM hints and icons before the widget has
 400         been realized, so we do this directly after realization */
 401     gtk_signal_connect( GTK_OBJECT(m_widget), "realize",
 402                         GTK_SIGNAL_FUNC(gtk_frame_realized_callback), (gpointer) this );
 403
 404     /* the user resized the frame by dragging etc. */
 405     gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate",
 406         GTK_SIGNAL_FUNC(gtk_frame_size_callback), (gpointer)this );
 407
 408     /* the only way to get the window size is to connect to this event */
 409     gtk_signal_connect( GTK_OBJECT(m_widget), "configure_event",
 410         GTK_SIGNAL_FUNC(gtk_frame_configure_callback), (gpointer)this );
 411
 412     return TRUE;
 413 }
 414
 415 wxFrame::~wxFrame()
 416 {
 417     m_isBeingDeleted = TRUE;
 418
 419     if (m_frameMenuBar) delete m_frameMenuBar;
 420     m_frameMenuBar = (wxMenuBar *) NULL;
 421
 422     if (m_frameStatusBar) delete m_frameStatusBar;
 423     m_frameStatusBar = (wxStatusBar *) NULL;
 424
 425     if (m_frameToolBar) delete m_frameToolBar;
 426     m_frameToolBar = (wxToolBar *) NULL;
 427
 428     wxTopLevelWindows.DeleteObject( this );
 429
 430     if (wxTheApp->GetTopWindow() == this)
 431         wxTheApp->SetTopWindow( (wxWindow*) NULL );
 432
 433     if (wxTopLevelWindows.Number() == 0)
 434         wxTheApp->ExitMainLoop();
 435 }
 436
 437 bool wxFrame::Show( bool show )
 438 {
 439     wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") );
 440
 441     if (show && !m_sizeSet)
 442     {
 443         /* by calling GtkOnSize here, we don't have to call
 444            either after showing the frame, which would entail
 445            much ugly flicker or from within the size_allocate
 446            handler, because GTK 1.1.X forbids that. */
 447
 448         GtkOnSize( m_x, m_y, m_width, m_height );
 449     }
 450
 451     return wxWindow::Show( show );
 452 }
 453
 454 bool wxFrame::Destroy()
 455 {
 456     wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") );
 457
 458     if (!wxPendingDelete.Member(this)) wxPendingDelete.Append(this);
 459
 460     return TRUE;
 461 }
 462
 463 void wxFrame::DoSetSize( int x, int y, int width, int height, int sizeFlags )
 464 {
 465     wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") );
 466
 467     /* this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow */
 468     wxASSERT_MSG( (m_wxwindow != NULL), _T("invalid frame") );
 469
 470     /* avoid recursions */
 471     if (m_resizing) return;
 472     m_resizing = TRUE;
 473
 474     int old_x = m_x;
 475     int old_y = m_y;
 476     int old_width = m_width;
 477     int old_height = m_height;
 478
 479     if ((sizeFlags & wxSIZE_USE_EXISTING) == wxSIZE_USE_EXISTING)
 480     {
 481         if (x != -1) m_x = x;
 482         if (y != -1) m_y = y;
 483         if (width != -1) m_width = width;
 484         if (height != -1) m_height = height;
 485     }
 486     else
 487     {
 488         m_x = x;
 489         m_y = y;
 490         m_width = width;
 491         m_height = height;
 492     }
 493
 494     if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
 495     {
 496         if (width == -1) m_width = 80;
 497     }
 498
 499     if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT)
 500     {
 501        if (height == -1) m_height = 26;
 502     }
 503
 504     if ((m_minWidth != -1) && (m_width < m_minWidth)) m_width = m_minWidth;
 505     if ((m_minHeight != -1) && (m_height < m_minHeight)) m_height = m_minHeight;
 506     if ((m_maxWidth != -1) && (m_width > m_maxWidth)) m_width = m_maxWidth;
 507     if ((m_maxHeight != -1) && (m_height > m_maxHeight)) m_height = m_maxHeight;
 508
 509     if ((m_x != -1) || (m_y != -1))
 510     {
 511         if ((m_x != old_x) || (m_y != old_y))
 512         {
 513             /* we set the size here and in gtk_frame_map_callback */
 514             gtk_widget_set_uposition( m_widget, m_x, m_y );
 515         }
 516     }
 517
 518     if ((m_width != old_width) || (m_height != old_height))
 519     {
 520         /* we set the size in GtkOnSize, i.e. mostly the actual resizing is
 521            done either directly before the frame is shown or in idle time
 522            so that different calls to SetSize() don't lead to flicker. */
 523         m_sizeSet = FALSE;
 524     }
 525
 526     m_resizing = FALSE;
 527 }
 528
 529 void wxFrame::Centre( int direction )
 530 {
 531     wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") );
 532
 533     int x = 0;
 534     int y = 0;
 535
 536     if ((direction & wxHORIZONTAL) == wxHORIZONTAL) x = (gdk_screen_width () - m_width) / 2;
 537     if ((direction & wxVERTICAL) == wxVERTICAL) y = (gdk_screen_height () - m_height) / 2;
 538
 539     Move( x, y );
 540 }
 541
 542 void wxFrame::DoGetClientSize( int *width, int *height ) const
 543 {
 544     wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") );
 545
 546     wxWindow::DoGetClientSize( width, height );
 547     if (height)
 548     {
 549         /* menu bar */
 550         if (m_frameMenuBar)
 551         {
 552             if (!m_menuBarDetached)
 553                 (*height) -= wxMENU_HEIGHT;
 554             else
 555                 (*height) -= wxPLACE_HOLDER;
 556         }
 557
 558         /* status bar */
 559         if (m_frameStatusBar) (*height) -= wxSTATUS_HEIGHT;
 560
 561         /* tool bar */
 562         if (m_frameToolBar)
 563         {
 564             if (!m_toolBarDetached)
 565             {
 566                 int y = 0;
 567                 m_frameToolBar->GetSize( (int *) NULL, &y );
 568                 (*height) -= y;
 569             }
 570             else
 571                 (*height) -= wxPLACE_HOLDER;
 572         }
 573
 574         /* mini edge */
 575         (*height) -= m_miniEdge*2 + m_miniTitle;
 576     }
 577     if (width)
 578     {
 579         (*width) -= m_miniEdge*2;
 580     }
 581 }
 582
 583 void wxFrame::DoSetClientSize( int width, int height )
 584 {
 585     wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") );
 586
 587         /* menu bar */
 588         if (m_frameMenuBar)
 589         {
 590             if (!m_menuBarDetached)
 591                 height += wxMENU_HEIGHT;
 592             else
 593                 height += wxPLACE_HOLDER;
 594         }
 595
 596         /* status bar */
 597         if (m_frameStatusBar) height += wxSTATUS_HEIGHT;
 598
 599         /* tool bar */
 600         if (m_frameToolBar)
 601         {
 602             if (!m_toolBarDetached)
 603             {
 604                 int y = 0;
 605                 m_frameToolBar->GetSize( (int *) NULL, &y );
 606                 height += y;
 607             }
 608             else
 609                 height += wxPLACE_HOLDER;
 610         }
 611
 612     wxWindow::DoSetClientSize( width + m_miniEdge*2, height  + m_miniEdge*2 + m_miniTitle );
 613 }
 614
 615 void wxFrame::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y), int width, int height )
 616 {
 617     // due to a bug in gtk, x,y are always 0
 618     // m_x = x;
 619     // m_y = y;
 620
 621     /* avoid recursions */
 622     if (m_resizing) return;
 623     m_resizing = TRUE;
 624
 625     /* this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow */
 626     wxASSERT_MSG( (m_wxwindow != NULL), _T("invalid frame") );
 627
 628     m_width = width;
 629     m_height = height;
 630
 631     /* space occupied by m_frameToolBar and m_frameMenuBar */
 632     int client_area_y_offset = 0;
 633
 634     /* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses
 635        wxWindow::Create to create it's GTK equivalent. m_mainWidget is only
 636        set in wxFrame::Create so it is used to check what kind of frame we
 637        have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we
 638        skip the part which handles m_frameMenuBar, m_frameToolBar and (most
 639        importantly) m_mainWidget */
 640
 641     if (m_mainWidget)
 642     {
 643         /* check if size is in legal range */
 644         if ((m_minWidth != -1) && (m_width < m_minWidth)) m_width = m_minWidth;
 645         if ((m_minHeight != -1) && (m_height < m_minHeight)) m_height = m_minHeight;
 646         if ((m_maxWidth != -1) && (m_width > m_maxWidth)) m_width = m_maxWidth;
 647         if ((m_maxHeight != -1) && (m_height > m_maxHeight)) m_height = m_maxHeight;
 648
 649         /* I revert back to wxGTK's original behaviour. m_mainWidget holds the
 650          * menubar, the toolbar and the client area, which is represented by
 651          * m_wxwindow.
 652          * this hurts in the eye, but I don't want to call SetSize()
 653          * because I don't want to call any non-native functions here. */
 654
 655         if (m_frameMenuBar)
 656         {
 657             int xx = m_miniEdge;
 658             int yy = m_miniEdge + m_miniTitle;
 659             int ww = m_width  - 2*m_miniEdge;
 660             int hh = wxMENU_HEIGHT;
 661             if (m_menuBarDetached) hh = wxPLACE_HOLDER;
 662             m_frameMenuBar->m_x = xx;
 663             m_frameMenuBar->m_y = yy;
 664             m_frameMenuBar->m_width = ww;
 665             m_frameMenuBar->m_height = hh;
 666             gtk_myfixed_set_size( GTK_MYFIXED(m_mainWidget),
 667                                   m_frameMenuBar->m_widget,
 668                                   xx, yy, ww, hh );
 669             client_area_y_offset += hh;
 670         }
 671
 672         if (m_frameToolBar)
 673         {
 674             int xx = m_miniEdge;
 675             int yy = m_miniEdge + m_miniTitle;
 676             if (m_frameMenuBar)
 677             {
 678                 if (!m_menuBarDetached)
 679                     yy += wxMENU_HEIGHT;
 680                 else
 681                     yy += wxPLACE_HOLDER;
 682             }
 683             int ww = m_width - 2*m_miniEdge;
 684             int hh = m_frameToolBar->m_height;
 685             if (m_toolBarDetached) hh = wxPLACE_HOLDER;
 686             m_frameToolBar->m_x = xx;
 687             m_frameToolBar->m_y = yy;
 688             /* m_frameToolBar->m_height = hh;   don't change the toolbar's height */
 689             m_frameToolBar->m_width = ww;
 690             gtk_myfixed_set_size( GTK_MYFIXED(m_mainWidget),
 691                                   m_frameToolBar->m_widget,
 692                                   xx, yy, ww, hh );
 693             client_area_y_offset += hh;
 694         }
 695
 696         int client_x = m_miniEdge;
 697         int client_y = client_area_y_offset + m_miniEdge + m_miniTitle;
 698         int client_w = m_width - 2*m_miniEdge;
 699         int client_h = m_height - client_area_y_offset- 2*m_miniEdge - m_miniTitle;
 700         gtk_myfixed_set_size( GTK_MYFIXED(m_mainWidget),
 701                               m_wxwindow,
 702                               client_x, client_y, client_w, client_h );
 703     }
 704     else
 705     {
 706         /* if there is no m_mainWidget between m_widget and m_wxwindow there
 707            is no need to set the size or position of m_wxwindow. */
 708     }
 709
 710     if (m_frameStatusBar)
 711     {
 712         int xx = 0 + m_miniEdge;
 713         int yy = m_height - wxSTATUS_HEIGHT - m_miniEdge - client_area_y_offset;
 714         int ww = m_width - 2*m_miniEdge;
 715         int hh = wxSTATUS_HEIGHT;
 716         m_frameStatusBar->m_x = xx;
 717         m_frameStatusBar->m_y = yy;
 718         m_frameStatusBar->m_width = ww;
 719         m_frameStatusBar->m_height = hh;
 720         gtk_myfixed_set_size( GTK_MYFIXED(m_wxwindow),
 721                               m_frameStatusBar->m_widget,
 722                               xx, yy, ww, hh );
 723     }
 724
 725     /* we actually set the size of a frame here and no-where else */
 726     gtk_widget_set_usize( m_widget, m_width, m_height );
 727
 728     m_sizeSet = TRUE;
 729
 730     /* send size event to frame */
 731     wxSizeEvent event( wxSize(m_width,m_height), GetId() );
 732     event.SetEventObject( this );
 733     GetEventHandler()->ProcessEvent( event );
 734
 735     /* send size event to status bar */
 736     if (m_frameStatusBar)
 737     {
 738         wxSizeEvent event2( wxSize(m_frameStatusBar->m_width,m_frameStatusBar->m_height), m_frameStatusBar->GetId() );
 739         event2.SetEventObject( m_frameStatusBar );
 740         m_frameStatusBar->GetEventHandler()->ProcessEvent( event2 );
 741     }
 742
 743     m_resizing = FALSE;
 744 }
 745
 746 void wxFrame::OnInternalIdle()
 747 {
 748     if (!m_sizeSet && GTK_WIDGET_REALIZED(m_wxwindow))
 749         GtkOnSize( m_x, m_y, m_width, m_height );
 750
 751     DoMenuUpdates();
 752 }
 753
 754 void wxFrame::OnCloseWindow( wxCloseEvent& WXUNUSED(event) )
 755 {
 756     Destroy();
 757 }
 758
 759 void wxFrame::OnSize( wxSizeEvent &WXUNUSED(event) )
 760 {
 761     wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") );
 762
 763     if (GetAutoLayout())
 764     {
 765         Layout();
 766     }
 767     else
 768     {
 769         /* do we have exactly one child? */
 770         wxWindow *child = (wxWindow *)NULL;
 771         for ( wxNode *node = GetChildren().First(); node; node = node->Next() )
 772         {
 773             wxWindow *win = (wxWindow *)node->Data();
 774             if ( !wxIS_KIND_OF(win,wxFrame) && !wxIS_KIND_OF(win,wxDialog) )
 775             {
 776                 if (child)
 777                 {
 778                     /* it's the second one: do nothing */
 779                     return;
 780                 }
 781
 782                 child = win;
 783             }
 784         }
 785
 786         /* no children at all? */
 787         if (child)
 788         {
 789             /* yes: set it's size to fill all the frame */
 790             int client_x, client_y;
 791             DoGetClientSize( &client_x, &client_y );
 792             child->SetSize( 1, 1, client_x-2, client_y-2 );
 793         }
 794     }
 795 }
 796
 797 static void SetInvokingWindow( wxMenu *menu, wxWindow *win )
 798 {
 799     menu->SetInvokingWindow( win );
 800
 801 #if (GTK_MINOR_VERSION > 0)
 802     /* support for native hot keys  */
 803     gtk_accel_group_attach( menu->m_accel, GTK_OBJECT(win->m_widget));
 804 #endif
 805
 806     wxNode *node = menu->GetItems().First();
 807     while (node)
 808     {
 809         wxMenuItem *menuitem = (wxMenuItem*)node->Data();
 810         if (menuitem->IsSubMenu())
 811             SetInvokingWindow( menuitem->GetSubMenu(), win );
 812         node = node->Next();
 813     }
 814 }
 815
 816 void wxFrame::SetMenuBar( wxMenuBar *menuBar )
 817 {
 818     wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") );
 819     wxASSERT_MSG( (m_wxwindow != NULL), _T("invalid frame") );
 820
 821     m_frameMenuBar = menuBar;
 822
 823     if (m_frameMenuBar)
 824     {
 825 #if (GTK_MINOR_VERSION > 0) && (GTK_MICRO_VERSION > 0)
 826         /* support for native key accelerators indicated by underscroes */
 827          gtk_accel_group_attach( m_frameMenuBar->m_accel, GTK_OBJECT(m_widget));
 828 #endif
 829
 830         wxNode *node = m_frameMenuBar->GetMenus().First();
 831         while (node)
 832         {
 833             wxMenu *menu = (wxMenu*)node->Data();
 834             SetInvokingWindow( menu, this );
 835             node = node->Next();
 836         }
 837
 838         if (m_frameMenuBar->GetParent() != this)
 839         {
 840             m_frameMenuBar->SetParent(this);
 841             gtk_myfixed_put( GTK_MYFIXED(m_mainWidget),
 842                 m_frameMenuBar->m_widget,
 843                 m_frameMenuBar->m_x,
 844                 m_frameMenuBar->m_y,
 845                 m_frameMenuBar->m_width,
 846                 m_frameMenuBar->m_height );
 847
 848             if (menuBar->GetWindowStyle() & wxMB_DOCKABLE)
 849             {
 850                 gtk_signal_connect( GTK_OBJECT(menuBar->m_widget), "child_attached",
 851                     GTK_SIGNAL_FUNC(gtk_menu_attached_callback), (gpointer)this );
 852
 853                 gtk_signal_connect( GTK_OBJECT(menuBar->m_widget), "child_detached",
 854                     GTK_SIGNAL_FUNC(gtk_menu_detached_callback), (gpointer)this );
 855             }
 856         }
 857     }
 858
 859     /* resize window in OnInternalIdle */
 860     m_sizeSet = FALSE;
 861 }
 862
 863 wxMenuBar *wxFrame::GetMenuBar() const
 864 {
 865     return m_frameMenuBar;
 866 }
 867
 868 void wxFrame::OnMenuHighlight(wxMenuEvent& event)
 869 {
 870     if (GetStatusBar())
 871     {
 872         // if no help string found, we will clear the status bar text
 873         wxString helpString;
 874
 875         int menuId = event.GetMenuId();
 876         if ( menuId != -1 )
 877         {
 878             wxMenuBar *menuBar = GetMenuBar();
 879             if (menuBar)
 880             {
 881                 helpString = menuBar->GetHelpString(menuId);
 882             }
 883         }
 884
 885         SetStatusText(helpString);
 886     }
 887 }
 888
 889 wxToolBar* wxFrame::CreateToolBar( long style, wxWindowID id, const wxString& name )
 890 {
 891     wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") );
 892
 893     wxCHECK_MSG( m_frameToolBar == NULL, FALSE, _T("recreating toolbar in wxFrame") );
 894
 895     m_insertInClientArea = FALSE;
 896
 897     m_frameToolBar = OnCreateToolBar( style, id, name );
 898
 899     if (m_frameToolBar) GetChildren().DeleteObject( m_frameToolBar );
 900
 901     m_insertInClientArea = TRUE;
 902
 903     m_sizeSet = FALSE;
 904
 905     return m_frameToolBar;
 906 }
 907
 908 wxToolBar* wxFrame::OnCreateToolBar( long style, wxWindowID id, const wxString& name )
 909 {
 910     return new wxToolBar( this, id, wxDefaultPosition, wxDefaultSize, style, name );
 911 }
 912
 913 wxToolBar *wxFrame::GetToolBar() const
 914 {
 915     return m_frameToolBar;
 916 }
 917
 918 wxStatusBar* wxFrame::CreateStatusBar( int number, long style, wxWindowID id, const wxString& name )
 919 {
 920     wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") );
 921
 922     wxCHECK_MSG( m_frameStatusBar == NULL, FALSE, _T("recreating status bar in wxFrame") );
 923
 924     m_frameStatusBar = OnCreateStatusBar( number, style, id, name );
 925
 926     m_sizeSet = FALSE;
 927
 928     return m_frameStatusBar;
 929 }
 930
 931 wxStatusBar *wxFrame::OnCreateStatusBar( int number, long style, wxWindowID id, const wxString& name )
 932 {
 933     wxStatusBar *statusBar = (wxStatusBar *) NULL;
 934
 935     statusBar = new wxStatusBar(this, id, wxPoint(0, 0), wxSize(100, 20), style, name);
 936
 937     // Set the height according to the font and the border size
 938     wxClientDC dc(statusBar);
 939     dc.SetFont( statusBar->GetFont() );
 940
 941     long x, y;
 942     dc.GetTextExtent( "X", &x, &y );
 943
 944     int height = (int)( (y  * 1.1) + 2* statusBar->GetBorderY());
 945
 946     statusBar->SetSize( -1, -1, 100, height );
 947
 948     statusBar->SetFieldsCount( number );
 949     return statusBar;
 950 }
 951
 952 void wxFrame::Command( int id )
 953 {
 954     wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id);
 955     commandEvent.SetInt( id );
 956     commandEvent.SetEventObject( this );
 957
 958     wxMenuBar *bar = GetMenuBar();
 959     if (!bar) return;
 960
 961     wxMenuItem *item = bar->FindItemForId(id) ;
 962     if (item && item->IsCheckable())
 963     {
 964         bar->Check(id,!bar->Checked(id)) ;
 965     }
 966
 967     wxEvtHandler* evtHandler = GetEventHandler();
 968
 969     evtHandler->ProcessEvent(commandEvent);
 970 }
 971
 972 void wxFrame::SetStatusText(const wxString& text, int number)
 973 {
 974     wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") );
 975
 976     wxCHECK_RET( m_frameStatusBar != NULL, _T("no statusbar to set text for") );
 977
 978     m_frameStatusBar->SetStatusText(text, number);
 979 }
 980
 981 void wxFrame::SetStatusWidths(int n, const int widths_field[] )
 982 {
 983     wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") );
 984
 985     wxCHECK_RET( m_frameStatusBar != NULL, _T("no statusbar to set widths for") );
 986
 987     m_frameStatusBar->SetStatusWidths(n, widths_field);
 988 }
 989
 990 wxStatusBar *wxFrame::GetStatusBar() const
 991 {
 992     return m_frameStatusBar;
 993 }
 994
 995 void wxFrame::SetTitle( const wxString &title )
 996 {
 997     wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") );
 998
 999     m_title = title;
1000     if (m_title.IsNull()) m_title = _T("");
1001     gtk_window_set_title( GTK_WINDOW(m_widget), title.mbc_str() );
1002 }
1003
1004 void wxFrame::SetIcon( const wxIcon &icon )
1005 {
1006     wxASSERT_MSG( (m_widget != NULL), _T("invalid frame") );
1007
1008     m_icon = icon;
1009     if (!icon.Ok()) return;
1010
1011     if (!m_widget->window) return;
1012
1013     wxMask *mask = icon.GetMask();
1014     GdkBitmap *bm = (GdkBitmap *) NULL;
1015     if (mask) bm = mask->GetBitmap();
1016
1017     gdk_window_set_icon( m_widget->window, (GdkWindow *) NULL, icon.GetPixmap(), bm );
1018 }
1019