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