src/gtk1/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 #if wxUSE_TOOLBAR
  20 #include "wx/toolbar.h"
  21 #endif
  22 #if wxUSE_STATUSBAR
  23 #include "wx/statusbr.h"
  24 #endif
  25 #include "wx/dcclient.h"
  26
  27 #include "glib.h"
  28 #include "gdk/gdk.h"
  29 #include "gtk/gtk.h"
  30 #include "wx/gtk/win_gtk.h"
  31 #include "gdk/gdkkeysyms.h"
  32 #include "gdk/gdkx.h"
  33
  34 //-----------------------------------------------------------------------------
  35 // constants
  36 //-----------------------------------------------------------------------------
  37
  38 const int wxMENU_HEIGHT    = 27;
  39 const int wxSTATUS_HEIGHT  = 25;
  40 const int wxPLACE_HOLDER   = 0;
  41
  42 //-----------------------------------------------------------------------------
  43 // idle system
  44 //-----------------------------------------------------------------------------
  45
  46 extern void wxapp_install_idle_handler();
  47 extern bool g_isIdle;
  48
  49 //-----------------------------------------------------------------------------
  50 // data
  51 //-----------------------------------------------------------------------------
  52
  53 extern wxList wxPendingDelete;
  54
  55 //-----------------------------------------------------------------------------
  56 // debug
  57 //-----------------------------------------------------------------------------
  58
  59 #ifdef __WXDEBUG__
  60
  61 extern void debug_focus_in( GtkWidget* widget, const wxChar* name, const wxChar *window );
  62
  63 #endif
  64
  65 //-----------------------------------------------------------------------------
  66 // "size_allocate"
  67 //-----------------------------------------------------------------------------
  68
  69 static void gtk_frame_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxFrame *win )
  70 {
  71     if (g_isIdle)
  72         wxapp_install_idle_handler();
  73
  74     if (!win->m_hasVMT)
  75         return;
  76
  77     if ((win->m_width != alloc->width) || (win->m_height != alloc->height))
  78     {
  79 /*
  80         wxPrintf( "OnSize from " );
  81         if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
  82            wxPrintf( win->GetClassInfo()->GetClassName() );
  83         wxPrintf( " %d %d %d %d\n", (int)alloc->x,
  84                                 (int)alloc->y,
  85                                 (int)alloc->width,
  86                                 (int)alloc->height );
  87 */
  88
  89         win->m_width = alloc->width;
  90         win->m_height = alloc->height;
  91         win->UpdateSize();
  92     }
  93 }
  94
  95 //-----------------------------------------------------------------------------
  96 // "delete_event"
  97 //-----------------------------------------------------------------------------
  98
  99 static gint gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxFrame *win )
 100 {
 101     if (g_isIdle)
 102         wxapp_install_idle_handler();
 103
 104     win->Close();
 105
 106     return TRUE;
 107 }
 108
 109 //-----------------------------------------------------------------------------
 110 // "child_attached" of menu bar
 111 //-----------------------------------------------------------------------------
 112
 113 static void gtk_menu_attached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
 114 {
 115     if (!win->m_hasVMT) return;
 116
 117     win->m_menuBarDetached = FALSE;
 118     win->UpdateSize();
 119 }
 120
 121 //-----------------------------------------------------------------------------
 122 // "child_detached" of menu bar
 123 //-----------------------------------------------------------------------------
 124
 125 static void gtk_menu_detached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
 126 {
 127     if (!win->m_hasVMT) return;
 128
 129     win->m_menuBarDetached = TRUE;
 130     win->UpdateSize();
 131 }
 132
 133 #if wxUSE_TOOLBAR
 134 //-----------------------------------------------------------------------------
 135 // "child_attached" of tool bar
 136 //-----------------------------------------------------------------------------
 137
 138 static void gtk_toolbar_attached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
 139 {
 140     if (!win->m_hasVMT) return;
 141
 142     win->m_toolBarDetached = FALSE;
 143
 144     win->UpdateSize();
 145 }
 146
 147 //-----------------------------------------------------------------------------
 148 // "child_detached" of tool bar
 149 //-----------------------------------------------------------------------------
 150
 151 static void gtk_toolbar_detached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
 152 {
 153     if (g_isIdle)
 154         wxapp_install_idle_handler();
 155
 156     if (!win->m_hasVMT) return;
 157
 158     win->m_toolBarDetached = TRUE;
 159     win->UpdateSize();
 160 }
 161 #endif // wxUSE_TOOLBAR
 162
 163 //-----------------------------------------------------------------------------
 164 // "configure_event"
 165 //-----------------------------------------------------------------------------
 166
 167 static gint
 168 #if (GTK_MINOR_VERSON > 0)
 169 gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *WXUNUSED(event), wxFrame *win )
 170 #else
 171 gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *event, wxFrame *win )
 172 #endif
 173 {
 174     if (g_isIdle)
 175         wxapp_install_idle_handler();
 176
 177     if (!win->m_hasVMT) return FALSE;
 178
 179 #if (GTK_MINOR_VERSON > 0)
 180     int x = 0;
 181     int y = 0;
 182     gdk_window_get_root_origin( win->m_widget->window, &x, &y );
 183     win->m_x = x;
 184     win->m_y = y;
 185 #else
 186     win->m_x = event->x;
 187     win->m_y = event->y;
 188 #endif
 189
 190     wxMoveEvent mevent( wxPoint(win->m_x,win->m_y), win->GetId() );
 191     mevent.SetEventObject( win );
 192     win->GetEventHandler()->ProcessEvent( mevent );
 193
 194     return FALSE;
 195 }
 196
 197 //-----------------------------------------------------------------------------
 198 // "realize" from m_widget
 199 //-----------------------------------------------------------------------------
 200
 201 /* we cannot MWM hints and icons before the widget has been realized,
 202    so we do this directly after realization */
 203
 204 static gint
 205 gtk_frame_realized_callback( GtkWidget *WXUNUSED(widget), wxFrame *win )
 206 {
 207     if (g_isIdle)
 208         wxapp_install_idle_handler();
 209
 210     /* all this is for Motif Window Manager "hints" and is supposed to be
 211        recognized by other WM as well. not tested. */
 212     long decor = (long) GDK_DECOR_BORDER;
 213     long func = (long) GDK_FUNC_MOVE;
 214
 215     if ((win->GetWindowStyle() & wxCAPTION) != 0)
 216         decor |= GDK_DECOR_TITLE;
 217     if ((win->GetWindowStyle() & wxSYSTEM_MENU) != 0)
 218     {
 219        decor |= GDK_DECOR_MENU;
 220        func |= GDK_FUNC_CLOSE;
 221     }
 222     if ((win->GetWindowStyle() & wxMINIMIZE_BOX) != 0)
 223     {
 224         func |= GDK_FUNC_MINIMIZE;
 225         decor |= GDK_DECOR_MINIMIZE;
 226     }
 227     if ((win->GetWindowStyle() & wxMAXIMIZE_BOX) != 0)
 228     {
 229         func |= GDK_FUNC_MAXIMIZE;
 230         decor |= GDK_DECOR_MAXIMIZE;
 231     }
 232     if ((win->GetWindowStyle() & wxRESIZE_BORDER) != 0)
 233     {
 234        func |= GDK_FUNC_RESIZE;
 235        decor |= GDK_DECOR_RESIZEH;
 236     }
 237
 238     gdk_window_set_decorations( win->m_widget->window, (GdkWMDecoration)decor);
 239     gdk_window_set_functions( win->m_widget->window, (GdkWMFunction)func);
 240
 241     /* GTK's shrinking/growing policy */
 242     if ((win->GetWindowStyle() & wxRESIZE_BORDER) == 0)
 243         gtk_window_set_policy(GTK_WINDOW(win->m_widget), 0, 0, 1);
 244     else
 245         gtk_window_set_policy(GTK_WINDOW(win->m_widget), 1, 1, 1);
 246
 247     /* set size hints */
 248     gint flag = GDK_HINT_POS;
 249     if ((win->GetMinWidth() != -1) || (win->GetMinHeight() != -1)) flag |= GDK_HINT_MIN_SIZE;
 250     if ((win->GetMaxWidth() != -1) || (win->GetMaxHeight() != -1)) flag |= GDK_HINT_MAX_SIZE;
 251     if (flag)
 252     {
 253         gdk_window_set_hints( win->m_widget->window,
 254                               win->m_x, win->m_y,
 255                               win->GetMinWidth(), win->GetMinHeight(),
 256                               win->GetMaxWidth(), win->GetMaxHeight(),
 257                               flag );
 258     }
 259
 260     /* reset the icon */
 261     if (win->m_icon != wxNullIcon)
 262     {
 263         wxIcon icon( win->m_icon );
 264         win->m_icon = wxNullIcon;
 265         win->SetIcon( icon );
 266     }
 267
 268     /* we set the focus to the child that accepts the focus. this
 269        doesn't really have to be done in "realize" but why not? */
 270     wxWindowList::Node *node = win->GetChildren().GetFirst();
 271     while (node)
 272     {
 273         wxWindow *child = node->GetData();
 274         if (child->AcceptsFocus())
 275         {
 276             child->SetFocus();
 277             break;
 278         }
 279
 280         node = node->GetNext();
 281     }
 282
 283     return FALSE;
 284 }
 285
 286 //-----------------------------------------------------------------------------
 287 // InsertChild for wxFrame
 288 //-----------------------------------------------------------------------------
 289
 290 /* Callback for wxFrame. This very strange beast has to be used because
 291  * C++ has no virtual methods in a constructor. We have to emulate a
 292  * virtual function here as wxWindows requires different ways to insert
 293  * a child in container classes. */
 294
 295 static void wxInsertChildInFrame( wxFrame* parent, wxWindow* child )
 296 {
 297     wxASSERT( GTK_IS_WIDGET(child->m_widget) );
 298
 299     if (!parent->m_insertInClientArea)
 300     {
 301         /* these are outside the client area */
 302         wxFrame* frame = (wxFrame*) parent;
 303         gtk_myfixed_put( GTK_MYFIXED(frame->m_mainWidget),
 304                          GTK_WIDGET(child->m_widget),
 305                          child->m_x,
 306                          child->m_y,
 307                          child->m_width,
 308                          child->m_height );
 309
 310 #if wxUSE_TOOLBAR
 311         /* we connect to these events for recalculating the client area
 312            space when the toolbar is floating */
 313         if (wxIS_KIND_OF(child,wxToolBar))
 314         {
 315             wxToolBar *toolBar = (wxToolBar*) child;
 316             if (toolBar->GetWindowStyle() & wxTB_DOCKABLE)
 317             {
 318                 gtk_signal_connect( GTK_OBJECT(toolBar->m_widget), "child_attached",
 319                     GTK_SIGNAL_FUNC(gtk_toolbar_attached_callback), (gpointer)parent );
 320
 321                 gtk_signal_connect( GTK_OBJECT(toolBar->m_widget), "child_detached",
 322                     GTK_SIGNAL_FUNC(gtk_toolbar_detached_callback), (gpointer)parent );
 323             }
 324         }
 325 #endif // wxUSE_TOOLBAR
 326     }
 327     else
 328     {
 329         /* these are inside the client area */
 330         gtk_myfixed_put( GTK_MYFIXED(parent->m_wxwindow),
 331                          GTK_WIDGET(child->m_widget),
 332                          child->m_x,
 333                          child->m_y,
 334                          child->m_width,
 335                          child->m_height );
 336     }
 337
 338     /* resize on OnInternalIdle */
 339     parent->UpdateSize();
 340 }
 341
 342 //-----------------------------------------------------------------------------
 343 // wxFrame
 344 //-----------------------------------------------------------------------------
 345
 346 BEGIN_EVENT_TABLE(wxFrame, wxWindow)
 347     EVT_SIZE(wxFrame::OnSize)
 348     EVT_IDLE(wxFrame::OnIdle)
 349     EVT_CLOSE(wxFrame::OnCloseWindow)
 350     EVT_MENU_HIGHLIGHT_ALL(wxFrame::OnMenuHighlight)
 351 END_EVENT_TABLE()
 352
 353 IMPLEMENT_DYNAMIC_CLASS(wxFrame,wxWindow)
 354
 355 void wxFrame::Init()
 356 {
 357     m_frameMenuBar = (wxMenuBar *) NULL;
 358 #if wxUSE_STATUSBAR
 359     m_frameStatusBar = (wxStatusBar *) NULL;
 360 #endif // wxUSE_STATUSBAR
 361 #if wxUSE_TOOLBAR
 362     m_frameToolBar = (wxToolBar *) NULL;
 363 #endif // wxUSE_TOOLBAR
 364     m_sizeSet = FALSE;
 365     m_miniEdge = 0;
 366     m_miniTitle = 0;
 367     m_mainWidget = (GtkWidget*) NULL;
 368     m_menuBarDetached = FALSE;
 369     m_toolBarDetached = FALSE;
 370     m_insertInClientArea = TRUE;
 371     m_isFrame = TRUE;
 372 }
 373
 374 wxFrame::wxFrame( wxWindow *parent, wxWindowID id, const wxString &title,
 375       const wxPoint &pos, const wxSize &size,
 376       long style, const wxString &name )
 377 {
 378     Init();
 379
 380     Create( parent, id, title, pos, size, style, name );
 381 }
 382
 383 bool wxFrame::Create( wxWindow *parent, wxWindowID id, const wxString &title,
 384       const wxPoint &pos, const wxSize &size,
 385       long style, const wxString &name )
 386 {
 387     wxTopLevelWindows.Append( this );
 388
 389     m_needParent = FALSE;
 390
 391     if (!PreCreation( parent, pos, size ) ||
 392         !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
 393     {
 394         wxFAIL_MSG( wxT("wxFrame creation failed") );
 395         return FALSE;
 396     }
 397
 398     m_title = title;
 399
 400     m_insertCallback = (wxInsertChildFunction) wxInsertChildInFrame;
 401
 402     GtkWindowType win_type = GTK_WINDOW_TOPLEVEL;
 403     if (style & wxSIMPLE_BORDER) win_type = GTK_WINDOW_POPUP;
 404
 405     m_widget = gtk_window_new( win_type );
 406
 407     if (!name.IsEmpty())
 408         gtk_window_set_wmclass( GTK_WINDOW(m_widget), name.mb_str(), name.mb_str() );
 409
 410 #ifdef __WXDEBUG__
 411     debug_focus_in( m_widget, wxT("wxFrame::m_widget"), name );
 412 #endif
 413
 414     gtk_window_set_title( GTK_WINDOW(m_widget), title.mbc_str() );
 415     GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
 416
 417     gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
 418         GTK_SIGNAL_FUNC(gtk_frame_delete_callback), (gpointer)this );
 419
 420     /* m_mainWidget holds the toolbar, the menubar and the client area */
 421     m_mainWidget = gtk_myfixed_new();
 422     gtk_widget_show( m_mainWidget );
 423     GTK_WIDGET_UNSET_FLAGS( m_mainWidget, GTK_CAN_FOCUS );
 424     gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget );
 425
 426 #ifdef __WXDEBUG__
 427     debug_focus_in( m_mainWidget, wxT("wxFrame::m_mainWidget"), name );
 428 #endif
 429
 430     /* m_wxwindow only represents the client area without toolbar and menubar */
 431     m_wxwindow = gtk_myfixed_new();
 432     gtk_widget_show( m_wxwindow );
 433     gtk_container_add( GTK_CONTAINER(m_mainWidget), m_wxwindow );
 434
 435 #ifdef __WXDEBUG__
 436     debug_focus_in( m_wxwindow, wxT("wxFrame::m_wxwindow"), name );
 437 #endif
 438
 439     /* we donm't allow the frame to get the focus as otherwise
 440        the frame will grabit at arbitrary fcous changes. */
 441     GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
 442
 443     if (m_parent) m_parent->AddChild( this );
 444
 445     /* the user resized the frame by dragging etc. */
 446     gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate",
 447         GTK_SIGNAL_FUNC(gtk_frame_size_callback), (gpointer)this );
 448
 449     PostCreation();
 450
 451     /*  we cannot set MWM hints and icons before the widget has
 452         been realized, so we do this directly after realization */
 453     gtk_signal_connect( GTK_OBJECT(m_widget), "realize",
 454                         GTK_SIGNAL_FUNC(gtk_frame_realized_callback), (gpointer) this );
 455
 456     /* the only way to get the window size is to connect to this event */
 457     gtk_signal_connect( GTK_OBJECT(m_widget), "configure_event",
 458         GTK_SIGNAL_FUNC(gtk_frame_configure_callback), (gpointer)this );
 459
 460     return TRUE;
 461 }
 462
 463 wxFrame::~wxFrame()
 464 {
 465     m_isBeingDeleted = TRUE;
 466
 467     if (m_frameMenuBar) delete m_frameMenuBar;
 468     m_frameMenuBar = (wxMenuBar *) NULL;
 469
 470 #if wxUSE_STATUSBAR
 471     if (m_frameStatusBar) delete m_frameStatusBar;
 472     m_frameStatusBar = (wxStatusBar *) NULL;
 473 #endif // wxUSE_STATUSBAR
 474
 475 #if wxUSE_TOOLBAR
 476     if (m_frameToolBar) delete m_frameToolBar;
 477     m_frameToolBar = (wxToolBar *) NULL;
 478 #endif // wxUSE_TOOLBAR
 479
 480     wxTopLevelWindows.DeleteObject( this );
 481
 482     if (wxTheApp->GetTopWindow() == this)
 483         wxTheApp->SetTopWindow( (wxWindow*) NULL );
 484
 485     if (wxTopLevelWindows.Number() == 0)
 486         wxTheApp->ExitMainLoop();
 487 }
 488
 489 bool wxFrame::Show( bool show )
 490 {
 491     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 492
 493     if (show && !m_sizeSet)
 494     {
 495         /* by calling GtkOnSize here, we don't have to call
 496            either after showing the frame, which would entail
 497            much ugly flicker or from within the size_allocate
 498            handler, because GTK 1.1.X forbids that. */
 499
 500         GtkOnSize( m_x, m_y, m_width, m_height );
 501     }
 502
 503     return wxWindow::Show( show );
 504 }
 505
 506 bool wxFrame::Destroy()
 507 {
 508     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 509
 510     if (!wxPendingDelete.Member(this)) wxPendingDelete.Append(this);
 511
 512     return TRUE;
 513 }
 514
 515 void wxFrame::DoSetSize( int x, int y, int width, int height, int sizeFlags )
 516 {
 517     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 518
 519     /* this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow */
 520     wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
 521
 522     /* avoid recursions */
 523     if (m_resizing) return;
 524     m_resizing = TRUE;
 525
 526     int old_x = m_x;
 527     int old_y = m_y;
 528     int old_width = m_width;
 529     int old_height = m_height;
 530
 531     if ((sizeFlags & wxSIZE_ALLOW_MINUS_ONE) == 0)
 532     {
 533         if (x != -1) m_x = x;
 534         if (y != -1) m_y = y;
 535         if (width != -1) m_width = width;
 536         if (height != -1) m_height = height;
 537     }
 538     else
 539     {
 540         m_x = x;
 541         m_y = y;
 542         m_width = width;
 543         m_height = height;
 544     }
 545
 546 /*
 547     if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
 548     {
 549         if (width == -1) m_width = 80;
 550     }
 551
 552     if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT)
 553     {
 554        if (height == -1) m_height = 26;
 555     }
 556 */
 557
 558     if ((m_minWidth != -1) && (m_width < m_minWidth)) m_width = m_minWidth;
 559     if ((m_minHeight != -1) && (m_height < m_minHeight)) m_height = m_minHeight;
 560     if ((m_maxWidth != -1) && (m_width > m_maxWidth)) m_width = m_maxWidth;
 561     if ((m_maxHeight != -1) && (m_height > m_maxHeight)) m_height = m_maxHeight;
 562
 563     if ((m_x != -1) || (m_y != -1))
 564     {
 565         if ((m_x != old_x) || (m_y != old_y))
 566         {
 567             gtk_widget_set_uposition( m_widget, m_x, m_y );
 568         }
 569     }
 570
 571     if ((m_width != old_width) || (m_height != old_height))
 572     {
 573         /* we set the size in GtkOnSize, i.e. mostly the actual resizing is
 574            done either directly before the frame is shown or in idle time
 575            so that different calls to SetSize() don't lead to flicker. */
 576         m_sizeSet = FALSE;
 577     }
 578
 579     m_resizing = FALSE;
 580 }
 581
 582 void wxFrame::Centre( int direction )
 583 {
 584     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 585
 586     int x = 0;
 587     int y = 0;
 588
 589     if ((direction & wxHORIZONTAL) == wxHORIZONTAL) x = (gdk_screen_width () - m_width) / 2;
 590     if ((direction & wxVERTICAL) == wxVERTICAL) y = (gdk_screen_height () - m_height) / 2;
 591
 592     Move( x, y );
 593 }
 594
 595 void wxFrame::DoGetClientSize( int *width, int *height ) const
 596 {
 597     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 598
 599     wxWindow::DoGetClientSize( width, height );
 600     if (height)
 601     {
 602         /* menu bar */
 603         if (m_frameMenuBar)
 604         {
 605             if (!m_menuBarDetached)
 606                 (*height) -= wxMENU_HEIGHT;
 607             else
 608                 (*height) -= wxPLACE_HOLDER;
 609         }
 610
 611 #if wxUSE_STATUSBAR
 612         /* status bar */
 613         if (m_frameStatusBar) (*height) -= wxSTATUS_HEIGHT;
 614 #endif
 615
 616 #if wxUSE_TOOLBAR
 617         /* tool bar */
 618 /*
 619         if (m_frameToolBar)
 620         {
 621             if (!m_toolBarDetached)
 622             {
 623                 int y = 0;
 624                 m_frameToolBar->GetSize( (int *) NULL, &y );
 625                 (*height) -= y;
 626             }
 627             else
 628                 (*height) -= wxPLACE_HOLDER;
 629         }
 630 */
 631 #endif
 632
 633         /* mini edge */
 634         (*height) -= m_miniEdge*2 + m_miniTitle;
 635     }
 636     if (width)
 637     {
 638         (*width) -= m_miniEdge*2;
 639     }
 640 }
 641
 642 void wxFrame::DoSetClientSize( int width, int height )
 643 {
 644     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 645
 646     printf( "set size %d %d\n", width, height );
 647
 648         /* menu bar */
 649         if (m_frameMenuBar)
 650         {
 651             if (!m_menuBarDetached)
 652                 height += wxMENU_HEIGHT;
 653             else
 654                 height += wxPLACE_HOLDER;
 655         }
 656
 657 #if wxUSE_STATUSBAR
 658         /* status bar */
 659         if (m_frameStatusBar) height += wxSTATUS_HEIGHT;
 660 #endif
 661
 662 #if wxUSE_TOOLBAR
 663         /* tool bar */
 664 /*
 665         if (m_frameToolBar)
 666         {
 667             if (!m_toolBarDetached)
 668             {
 669                 int y = 0;
 670                 m_frameToolBar->GetSize( (int *) NULL, &y );
 671                 height += y;
 672             }
 673             else
 674                 height += wxPLACE_HOLDER;
 675         }
 676 */
 677 #endif
 678
 679     DoSetSize( -1, -1, width + m_miniEdge*2, height  + m_miniEdge*2 + m_miniTitle, 0 );
 680 }
 681
 682 void wxFrame::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y), int width, int height )
 683 {
 684     // due to a bug in gtk, x,y are always 0
 685     // m_x = x;
 686     // m_y = y;
 687
 688     /* avoid recursions */
 689     if (m_resizing) return;
 690     m_resizing = TRUE;
 691
 692     /* this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow */
 693     wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
 694
 695     m_width = width;
 696     m_height = height;
 697
 698     /* space occupied by m_frameToolBar and m_frameMenuBar */
 699     int client_area_y_offset = 0;
 700
 701     /* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses
 702        wxWindow::Create to create it's GTK equivalent. m_mainWidget is only
 703        set in wxFrame::Create so it is used to check what kind of frame we
 704        have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we
 705        skip the part which handles m_frameMenuBar, m_frameToolBar and (most
 706        importantly) m_mainWidget */
 707
 708     if (m_mainWidget)
 709     {
 710         /* check if size is in legal range */
 711         if ((m_minWidth != -1) && (m_width < m_minWidth)) m_width = m_minWidth;
 712         if ((m_minHeight != -1) && (m_height < m_minHeight)) m_height = m_minHeight;
 713         if ((m_maxWidth != -1) && (m_width > m_maxWidth)) m_width = m_maxWidth;
 714         if ((m_maxHeight != -1) && (m_height > m_maxHeight)) m_height = m_maxHeight;
 715
 716         /* I revert back to wxGTK's original behaviour. m_mainWidget holds the
 717          * menubar, the toolbar and the client area, which is represented by
 718          * m_wxwindow.
 719          * this hurts in the eye, but I don't want to call SetSize()
 720          * because I don't want to call any non-native functions here. */
 721
 722         if (m_frameMenuBar)
 723         {
 724             int xx = m_miniEdge;
 725             int yy = m_miniEdge + m_miniTitle;
 726             int ww = m_width  - 2*m_miniEdge;
 727             int hh = wxMENU_HEIGHT;
 728             if (m_menuBarDetached) hh = wxPLACE_HOLDER;
 729             m_frameMenuBar->m_x = xx;
 730             m_frameMenuBar->m_y = yy;
 731             m_frameMenuBar->m_width = ww;
 732             m_frameMenuBar->m_height = hh;
 733             gtk_myfixed_set_size( GTK_MYFIXED(m_mainWidget),
 734                                   m_frameMenuBar->m_widget,
 735                                   xx, yy, ww, hh );
 736             client_area_y_offset += hh;
 737         }
 738
 739 #if wxUSE_TOOLBAR
 740         if ((m_frameToolBar) &&
 741             (m_frameToolBar->m_widget->parent == m_mainWidget))
 742         {
 743             int xx = m_miniEdge;
 744             int yy = m_miniEdge + m_miniTitle;
 745             if (m_frameMenuBar)
 746             {
 747                 if (!m_menuBarDetached)
 748                     yy += wxMENU_HEIGHT;
 749                 else
 750                     yy += wxPLACE_HOLDER;
 751             }
 752             int ww = m_width - 2*m_miniEdge;
 753             int hh = m_frameToolBar->m_height;
 754             if (m_toolBarDetached) hh = wxPLACE_HOLDER;
 755             m_frameToolBar->m_x = xx;
 756             m_frameToolBar->m_y = yy;
 757             /* m_frameToolBar->m_height = hh;   don't change the toolbar's reported size
 758                m_frameToolBar->m_width = ww; */
 759             gtk_myfixed_set_size( GTK_MYFIXED(m_mainWidget),
 760                                   m_frameToolBar->m_widget,
 761                                   xx, yy, ww, hh );
 762             client_area_y_offset += hh;
 763         }
 764 #endif
 765
 766         int client_x = m_miniEdge;
 767         int client_y = client_area_y_offset + m_miniEdge + m_miniTitle;
 768         int client_w = m_width - 2*m_miniEdge;
 769         int client_h = m_height - client_area_y_offset- 2*m_miniEdge - m_miniTitle;
 770         gtk_myfixed_set_size( GTK_MYFIXED(m_mainWidget),
 771                               m_wxwindow,
 772                               client_x, client_y, client_w, client_h );
 773     }
 774     else
 775     {
 776         /* if there is no m_mainWidget between m_widget and m_wxwindow there
 777            is no need to set the size or position of m_wxwindow. */
 778     }
 779
 780 #if wxUSE_STATUSBAR
 781     if (m_frameStatusBar)
 782     {
 783         int xx = 0 + m_miniEdge;
 784         int yy = m_height - wxSTATUS_HEIGHT - m_miniEdge - client_area_y_offset;
 785         int ww = m_width - 2*m_miniEdge;
 786         int hh = wxSTATUS_HEIGHT;
 787         m_frameStatusBar->m_x = xx;
 788         m_frameStatusBar->m_y = yy;
 789         m_frameStatusBar->m_width = ww;
 790         m_frameStatusBar->m_height = hh;
 791         gtk_myfixed_set_size( GTK_MYFIXED(m_wxwindow),
 792                               m_frameStatusBar->m_widget,
 793                               xx, yy, ww, hh );
 794     }
 795 #endif
 796
 797     /* we actually set the size of a frame here and no-where else */
 798     gtk_widget_set_usize( m_widget, m_width, m_height );
 799
 800
 801     m_sizeSet = TRUE;
 802
 803     // send size event to frame
 804     wxSizeEvent event( wxSize(m_width,m_height), GetId() );
 805     event.SetEventObject( this );
 806     GetEventHandler()->ProcessEvent( event );
 807
 808     // send size event to status bar
 809     if (m_frameStatusBar)
 810     {
 811         wxSizeEvent event2( wxSize(m_frameStatusBar->m_width,m_frameStatusBar->m_height), m_frameStatusBar->GetId() );
 812         event2.SetEventObject( m_frameStatusBar );
 813         m_frameStatusBar->GetEventHandler()->ProcessEvent( event2 );
 814     }
 815
 816     m_resizing = FALSE;
 817 }
 818
 819 void wxFrame::MakeModal( bool modal )
 820 {
 821     if (modal)
 822         gtk_grab_add( m_widget );
 823     else
 824         gtk_grab_remove( m_widget );
 825 }
 826
 827 void wxFrame::OnInternalIdle()
 828 {
 829     if (!m_sizeSet && GTK_WIDGET_REALIZED(m_wxwindow))
 830     {
 831         GtkOnSize( m_x, m_y, m_width, m_height );
 832
 833         // we'll come back later
 834         if (g_isIdle)
 835             wxapp_install_idle_handler();
 836         return;
 837     }
 838
 839     if (m_frameMenuBar) m_frameMenuBar->OnInternalIdle();
 840 #if wxUSE_TOOLBAR
 841     if (m_frameToolBar) m_frameToolBar->OnInternalIdle();
 842 #endif
 843 #if wxUSE_STATUSBAR
 844     if (m_frameStatusBar) m_frameStatusBar->OnInternalIdle();
 845 #endif
 846
 847     wxWindow::OnInternalIdle();
 848 }
 849
 850 void wxFrame::OnCloseWindow( wxCloseEvent& WXUNUSED(event) )
 851 {
 852     Destroy();
 853 }
 854
 855 void wxFrame::OnSize( wxSizeEvent &WXUNUSED(event) )
 856 {
 857     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 858
 859 #if wxUSE_CONSTRAINTS
 860     if (GetAutoLayout())
 861     {
 862         Layout();
 863     }
 864     else
 865 #endif // wxUSE_CONSTRAINTS
 866     {
 867         /* do we have exactly one child? */
 868         wxWindow *child = (wxWindow *)NULL;
 869         for ( wxNode *node = GetChildren().First(); node; node = node->Next() )
 870         {
 871             wxWindow *win = (wxWindow *)node->Data();
 872             if ( !wxIS_KIND_OF(win,wxFrame) && !wxIS_KIND_OF(win,wxDialog) )
 873             {
 874                 if (child)
 875                 {
 876                     /* it's the second one: do nothing */
 877                     return;
 878                 }
 879
 880                 child = win;
 881             }
 882         }
 883
 884         /* no children at all? */
 885         if (child)
 886         {
 887             /* yes: set it's size to fill all the frame */
 888             int client_x, client_y;
 889             DoGetClientSize( &client_x, &client_y );
 890             child->SetSize( 1, 1, client_x-2, client_y-2 );
 891         }
 892     }
 893 }
 894
 895 void wxFrame::SetMenuBar( wxMenuBar *menuBar )
 896 {
 897     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 898     wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
 899
 900     m_frameMenuBar = menuBar;
 901
 902     if (m_frameMenuBar)
 903     {
 904         m_frameMenuBar->SetInvokingWindow( this );
 905
 906         if (m_frameMenuBar->GetParent() != this)
 907         {
 908             m_frameMenuBar->SetParent(this);
 909             gtk_myfixed_put( GTK_MYFIXED(m_mainWidget),
 910                 m_frameMenuBar->m_widget,
 911                 m_frameMenuBar->m_x,
 912                 m_frameMenuBar->m_y,
 913                 m_frameMenuBar->m_width,
 914                 m_frameMenuBar->m_height );
 915
 916             if (menuBar->GetWindowStyle() & wxMB_DOCKABLE)
 917             {
 918                 gtk_signal_connect( GTK_OBJECT(menuBar->m_widget), "child_attached",
 919                     GTK_SIGNAL_FUNC(gtk_menu_attached_callback), (gpointer)this );
 920
 921                 gtk_signal_connect( GTK_OBJECT(menuBar->m_widget), "child_detached",
 922                     GTK_SIGNAL_FUNC(gtk_menu_detached_callback), (gpointer)this );
 923             }
 924
 925             m_frameMenuBar->Show( TRUE );
 926         }
 927     }
 928
 929     /* resize window in OnInternalIdle */
 930     m_sizeSet = FALSE;
 931 }
 932
 933 wxMenuBar *wxFrame::GetMenuBar() const
 934 {
 935     return m_frameMenuBar;
 936 }
 937
 938 void wxFrame::OnMenuHighlight(wxMenuEvent& event)
 939 {
 940 #if wxUSE_STATUSBAR
 941     if (GetStatusBar())
 942     {
 943         // if no help string found, we will clear the status bar text
 944         wxString helpString;
 945
 946         int menuId = event.GetMenuId();
 947         if ( menuId != -1 )
 948         {
 949             wxMenuBar *menuBar = GetMenuBar();
 950             if (menuBar)
 951             {
 952                 helpString = menuBar->GetHelpString(menuId);
 953             }
 954         }
 955
 956         SetStatusText(helpString);
 957     }
 958 #endif // wxUSE_STATUSBAR
 959 }
 960
 961 #if wxUSE_TOOLBAR
 962 wxToolBar* wxFrame::CreateToolBar( long style, wxWindowID id, const wxString& name )
 963 {
 964     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 965
 966     wxCHECK_MSG( m_frameToolBar == NULL, FALSE, wxT("recreating toolbar in wxFrame") );
 967
 968     m_insertInClientArea = FALSE;
 969
 970     m_frameToolBar = OnCreateToolBar( style, id, name );
 971
 972     if (m_frameToolBar) GetChildren().DeleteObject( m_frameToolBar );
 973
 974     m_insertInClientArea = TRUE;
 975
 976     m_sizeSet = FALSE;
 977
 978     return m_frameToolBar;
 979 }
 980
 981 wxToolBar* wxFrame::OnCreateToolBar( long style, wxWindowID id, const wxString& name )
 982 {
 983     return new wxToolBar( this, id, wxDefaultPosition, wxDefaultSize, style, name );
 984 }
 985
 986 void wxFrame::SetToolBar(wxToolBar *toolbar)
 987 {
 988     m_frameToolBar = toolbar;
 989     if (m_frameToolBar)
 990     {
 991         /* insert into toolbar area if not already there */
 992         if ((m_frameToolBar->m_widget->parent) &&
 993             (m_frameToolBar->m_widget->parent != m_mainWidget))
 994         {
 995             GetChildren().DeleteObject( m_frameToolBar );
 996
 997             gtk_widget_reparent( m_frameToolBar->m_widget, m_mainWidget );
 998             UpdateSize();
 999         }
1000     }
1001 }
1002
1003 wxToolBar *wxFrame::GetToolBar() const
1004 {
1005     return m_frameToolBar;
1006 }
1007 #endif // wxUSE_TOOLBAR
1008
1009 #if wxUSE_STATUSBAR
1010 wxStatusBar* wxFrame::CreateStatusBar( int number, long style, wxWindowID id, const wxString& name )
1011 {
1012     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1013
1014     wxCHECK_MSG( m_frameStatusBar == NULL, FALSE, wxT("recreating status bar in wxFrame") );
1015
1016     m_frameStatusBar = OnCreateStatusBar( number, style, id, name );
1017
1018     m_sizeSet = FALSE;
1019
1020     return m_frameStatusBar;
1021 }
1022
1023 wxStatusBar *wxFrame::OnCreateStatusBar( int number, long style, wxWindowID id, const wxString& name )
1024 {
1025     wxStatusBar *statusBar = (wxStatusBar *) NULL;
1026
1027     statusBar = new wxStatusBar(this, id, wxPoint(0, 0), wxSize(100, 20), style, name);
1028
1029     // Set the height according to the font and the border size
1030     wxClientDC dc(statusBar);
1031     dc.SetFont( statusBar->GetFont() );
1032
1033     long x, y;
1034     dc.GetTextExtent( "X", &x, &y );
1035
1036     int height = (int)( (y  * 1.1) + 2* statusBar->GetBorderY());
1037
1038     statusBar->SetSize( -1, -1, 100, height );
1039
1040     statusBar->SetFieldsCount( number );
1041     return statusBar;
1042 }
1043
1044 wxStatusBar *wxFrame::GetStatusBar() const
1045 {
1046     return m_frameStatusBar;
1047 }
1048
1049 void wxFrame::SetStatusText(const wxString& text, int number)
1050 {
1051     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1052
1053     wxCHECK_RET( m_frameStatusBar != NULL, wxT("no statusbar to set text for") );
1054
1055     m_frameStatusBar->SetStatusText(text, number);
1056 }
1057
1058 void wxFrame::SetStatusWidths(int n, const int widths_field[] )
1059 {
1060     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1061
1062     wxCHECK_RET( m_frameStatusBar != NULL, wxT("no statusbar to set widths for") );
1063
1064     m_frameStatusBar->SetStatusWidths(n, widths_field);
1065 }
1066 #endif // wxUSE_STATUSBAR
1067
1068 void wxFrame::Command( int id )
1069 {
1070     wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id);
1071     commandEvent.SetInt( id );
1072     commandEvent.SetEventObject( this );
1073
1074     wxMenuBar *bar = GetMenuBar();
1075     if (!bar) return;
1076
1077     wxMenuItem *item = bar->FindItemForId(id) ;
1078     if (item && item->IsCheckable())
1079     {
1080         bar->Check(id,!bar->Checked(id)) ;
1081     }
1082
1083     wxEvtHandler* evtHandler = GetEventHandler();
1084
1085     evtHandler->ProcessEvent(commandEvent);
1086 }
1087
1088 void wxFrame::SetTitle( const wxString &title )
1089 {
1090     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1091
1092     m_title = title;
1093     if (m_title.IsNull()) m_title = wxT("");
1094     gtk_window_set_title( GTK_WINDOW(m_widget), title.mbc_str() );
1095 }
1096
1097 void wxFrame::SetIcon( const wxIcon &icon )
1098 {
1099     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1100
1101     m_icon = icon;
1102     if (!icon.Ok()) return;
1103
1104     if (!m_widget->window) return;
1105
1106     wxMask *mask = icon.GetMask();
1107     GdkBitmap *bm = (GdkBitmap *) NULL;
1108     if (mask) bm = mask->GetBitmap();
1109
1110     gdk_window_set_icon( m_widget->window, (GdkWindow *) NULL, icon.GetPixmap(), bm );
1111 }
1112
1113 void wxFrame::Maximize(bool WXUNUSED(maximize))
1114 {
1115 }
1116
1117 void wxFrame::Restore()
1118 {
1119 }
1120
1121 void wxFrame::Iconize( bool iconize )
1122 {
1123    if (iconize)
1124    {
1125         XIconifyWindow( GDK_WINDOW_XDISPLAY( m_widget->window ),
1126                         GDK_WINDOW_XWINDOW( m_widget->window ),
1127                         DefaultScreen( GDK_DISPLAY() ) );
1128    }
1129 }
1130
1131 bool wxFrame::IsIconized() const
1132 {
1133     return FALSE;
1134 }