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 // ============================================================================
  11 // declarations
  12 // ============================================================================
  13
  14 // ----------------------------------------------------------------------------
  15 // headers
  16 // ----------------------------------------------------------------------------
  17
  18 #ifdef __GNUG__
  19     #pragma implementation "frame.h"
  20 #endif
  21
  22 #include "wx/frame.h"
  23 #include "wx/dialog.h"
  24 #include "wx/control.h"
  25 #include "wx/app.h"
  26 #include "wx/menu.h"
  27 #if wxUSE_TOOLBAR
  28     #include "wx/toolbar.h"
  29 #endif
  30 #if wxUSE_STATUSBAR
  31     #include "wx/statusbr.h"
  32 #endif
  33 #include "wx/dcclient.h"
  34
  35 #include <glib.h>
  36 #include <gdk/gdk.h>
  37 #include <gtk/gtk.h>
  38 #include <gdk/gdkkeysyms.h>
  39 #include <gdk/gdkx.h>
  40
  41 #include "wx/gtk/win_gtk.h"
  42
  43 // ----------------------------------------------------------------------------
  44 // constants
  45 // ----------------------------------------------------------------------------
  46
  47 const int wxMENU_HEIGHT    = 27;
  48 const int wxSTATUS_HEIGHT  = 25;
  49 const int wxPLACE_HOLDER   = 0;
  50
  51 // ----------------------------------------------------------------------------
  52 // idle system
  53 // ----------------------------------------------------------------------------
  54
  55 extern void wxapp_install_idle_handler();
  56 extern bool g_isIdle;
  57 extern int g_openDialogs;
  58
  59 // ----------------------------------------------------------------------------
  60 // event tables
  61 // ----------------------------------------------------------------------------
  62
  63 IMPLEMENT_DYNAMIC_CLASS(wxFrame,wxWindow)
  64
  65 // ----------------------------------------------------------------------------
  66 // data
  67 // ----------------------------------------------------------------------------
  68
  69 extern wxList wxPendingDelete;
  70
  71 // ----------------------------------------------------------------------------
  72 // debug
  73 // ----------------------------------------------------------------------------
  74
  75 #ifdef __WXDEBUG__
  76
  77 extern void debug_focus_in( GtkWidget* widget, const wxChar* name, const wxChar *window );
  78
  79 #endif
  80
  81 // ============================================================================
  82 // implementation
  83 // ============================================================================
  84
  85 // ----------------------------------------------------------------------------
  86 // GTK callbacks
  87 // ----------------------------------------------------------------------------
  88
  89 //-----------------------------------------------------------------------------
  90 // "focus" from m_window
  91 //-----------------------------------------------------------------------------
  92
  93 static gint gtk_frame_focus_callback( GtkWidget *widget, GtkDirectionType WXUNUSED(d), wxWindow *WXUNUSED(win) )
  94 {
  95     if (g_isIdle)
  96         wxapp_install_idle_handler();
  97
  98     // This disables GTK's tab traversal
  99     gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "focus" );
 100     return TRUE;
 101 }
 102
 103 //-----------------------------------------------------------------------------
 104 // "size_allocate"
 105 //-----------------------------------------------------------------------------
 106
 107 static void gtk_frame_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxFrame *win )
 108 {
 109     if (g_isIdle)
 110         wxapp_install_idle_handler();
 111
 112     if (!win->m_hasVMT)
 113         return;
 114
 115     if ((win->m_width != alloc->width) || (win->m_height != alloc->height))
 116     {
 117 /*
 118         wxPrintf( "OnSize from " );
 119         if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 120            wxPrintf( win->GetClassInfo()->GetClassName() );
 121         wxPrintf( " %d %d %d %d\n", (int)alloc->x,
 122                                 (int)alloc->y,
 123                                 (int)alloc->width,
 124                                 (int)alloc->height );
 125 */
 126
 127         win->m_width = alloc->width;
 128         win->m_height = alloc->height;
 129         win->m_queuedFullRedraw = TRUE;
 130         win->GtkUpdateSize();
 131     }
 132 }
 133
 134 //-----------------------------------------------------------------------------
 135 // "delete_event"
 136 //-----------------------------------------------------------------------------
 137
 138 static gint gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxFrame *win )
 139 {
 140     if (g_isIdle)
 141         wxapp_install_idle_handler();
 142
 143     if ((g_openDialogs == 0) && (win->IsEnabled()))
 144         win->Close();
 145
 146     return TRUE;
 147 }
 148
 149 //-----------------------------------------------------------------------------
 150 // "child_attached" of menu bar
 151 //-----------------------------------------------------------------------------
 152
 153 static void gtk_menu_attached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
 154 {
 155     if (!win->m_hasVMT) return;
 156
 157     win->m_menuBarDetached = FALSE;
 158     win->GtkUpdateSize();
 159 }
 160
 161 //-----------------------------------------------------------------------------
 162 // "child_detached" of menu bar
 163 //-----------------------------------------------------------------------------
 164
 165 static void gtk_menu_detached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
 166 {
 167     if (!win->m_hasVMT) return;
 168
 169     win->m_menuBarDetached = TRUE;
 170     win->GtkUpdateSize();
 171 }
 172
 173 #if wxUSE_TOOLBAR
 174 //-----------------------------------------------------------------------------
 175 // "child_attached" of tool bar
 176 //-----------------------------------------------------------------------------
 177
 178 static void gtk_toolbar_attached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
 179 {
 180     if (!win->m_hasVMT) return;
 181
 182     win->m_toolBarDetached = FALSE;
 183
 184     win->GtkUpdateSize();
 185 }
 186
 187 //-----------------------------------------------------------------------------
 188 // "child_detached" of tool bar
 189 //-----------------------------------------------------------------------------
 190
 191 static void gtk_toolbar_detached_callback( GtkWidget *WXUNUSED(widget), GtkWidget *WXUNUSED(child), wxFrame *win )
 192 {
 193     if (g_isIdle)
 194         wxapp_install_idle_handler();
 195
 196     if (!win->m_hasVMT) return;
 197
 198     win->m_toolBarDetached = TRUE;
 199     win->GtkUpdateSize();
 200 }
 201 #endif // wxUSE_TOOLBAR
 202
 203 //-----------------------------------------------------------------------------
 204 // "configure_event"
 205 //-----------------------------------------------------------------------------
 206
 207 static gint
 208 #if (GTK_MINOR_VERSION > 0)
 209 gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *WXUNUSED(event), wxFrame *win )
 210 #else
 211 gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *event, wxFrame *win )
 212 #endif
 213 {
 214     if (g_isIdle)
 215         wxapp_install_idle_handler();
 216
 217     if (!win->m_hasVMT)
 218         return FALSE;
 219
 220 #if (GTK_MINOR_VERSION > 0)
 221     int x = 0;
 222     int y = 0;
 223     gdk_window_get_root_origin( win->m_widget->window, &x, &y );
 224     win->m_x = x;
 225     win->m_y = y;
 226 #else
 227     win->m_x = event->x;
 228     win->m_y = event->y;
 229 #endif
 230
 231     wxMoveEvent mevent( wxPoint(win->m_x,win->m_y), win->GetId() );
 232     mevent.SetEventObject( win );
 233     win->GetEventHandler()->ProcessEvent( mevent );
 234
 235     return FALSE;
 236 }
 237
 238 //-----------------------------------------------------------------------------
 239 // "realize" from m_widget
 240 //-----------------------------------------------------------------------------
 241
 242 /* we cannot MWM hints and icons before the widget has been realized,
 243    so we do this directly after realization */
 244
 245 static gint
 246 gtk_frame_realized_callback( GtkWidget *widget, wxFrame *win )
 247 {
 248     if (g_isIdle)
 249         wxapp_install_idle_handler();
 250
 251     /* I haven't been able to set the position of
 252        the dialog before it is shown, so I set the
 253        position in "realize" */
 254     gtk_widget_set_uposition( widget, win->m_x, win->m_y );
 255
 256     /* all this is for Motif Window Manager "hints" and is supposed to be
 257        recognized by other WM as well. not tested. */
 258     long decor = (long) GDK_DECOR_BORDER;
 259     long func = (long) GDK_FUNC_MOVE;
 260
 261     if ((win->GetWindowStyle() & wxCAPTION) != 0)
 262         decor |= GDK_DECOR_TITLE;
 263     if ((win->GetWindowStyle() & wxSYSTEM_MENU) != 0)
 264     {
 265        decor |= GDK_DECOR_MENU;
 266        func |= GDK_FUNC_CLOSE;
 267     }
 268     if ((win->GetWindowStyle() & wxMINIMIZE_BOX) != 0)
 269     {
 270         func |= GDK_FUNC_MINIMIZE;
 271         decor |= GDK_DECOR_MINIMIZE;
 272     }
 273     if ((win->GetWindowStyle() & wxMAXIMIZE_BOX) != 0)
 274     {
 275         func |= GDK_FUNC_MAXIMIZE;
 276         decor |= GDK_DECOR_MAXIMIZE;
 277     }
 278     if ((win->GetWindowStyle() & wxRESIZE_BORDER) != 0)
 279     {
 280        func |= GDK_FUNC_RESIZE;
 281        decor |= GDK_DECOR_RESIZEH;
 282     }
 283
 284     gdk_window_set_decorations( win->m_widget->window, (GdkWMDecoration)decor);
 285     gdk_window_set_functions( win->m_widget->window, (GdkWMFunction)func);
 286
 287     /* GTK's shrinking/growing policy */
 288     if ((win->GetWindowStyle() & wxRESIZE_BORDER) == 0)
 289         gtk_window_set_policy(GTK_WINDOW(win->m_widget), 0, 0, 1);
 290     else
 291         gtk_window_set_policy(GTK_WINDOW(win->m_widget), 1, 1, 1);
 292
 293     /* set size hints */
 294     gint flag = 0; // GDK_HINT_POS;
 295     if ((win->GetMinWidth() != -1) || (win->GetMinHeight() != -1)) flag |= GDK_HINT_MIN_SIZE;
 296     if ((win->GetMaxWidth() != -1) || (win->GetMaxHeight() != -1)) flag |= GDK_HINT_MAX_SIZE;
 297     if (flag)
 298     {
 299         gdk_window_set_hints( win->m_widget->window,
 300                               win->m_x, win->m_y,
 301                               win->GetMinWidth(), win->GetMinHeight(),
 302                               win->GetMaxWidth(), win->GetMaxHeight(),
 303                               flag );
 304     }
 305
 306     /* reset the icon */
 307     wxIcon iconOld = win->GetIcon();
 308     if ( iconOld != wxNullIcon )
 309     {
 310         wxIcon icon( iconOld );
 311         win->SetIcon( wxNullIcon );
 312         win->SetIcon( icon );
 313     }
 314
 315     /* we set the focus to the child that accepts the focus. this
 316        doesn't really have to be done in "realize" but why not? */
 317     wxWindowList::Node *node = win->GetChildren().GetFirst();
 318     while (node)
 319     {
 320         wxWindow *child = node->GetData();
 321         if (child->AcceptsFocus())
 322         {
 323             child->SetFocus();
 324             break;
 325         }
 326
 327         node = node->GetNext();
 328     }
 329
 330     return FALSE;
 331 }
 332
 333 // ----------------------------------------------------------------------------
 334 // wxFrame itself
 335 // ----------------------------------------------------------------------------
 336
 337 //-----------------------------------------------------------------------------
 338 // InsertChild for wxFrame
 339 //-----------------------------------------------------------------------------
 340
 341 /* Callback for wxFrame. This very strange beast has to be used because
 342  * C++ has no virtual methods in a constructor. We have to emulate a
 343  * virtual function here as wxWindows requires different ways to insert
 344  * a child in container classes. */
 345
 346 static void wxInsertChildInFrame( wxFrame* parent, wxWindow* child )
 347 {
 348     wxASSERT( GTK_IS_WIDGET(child->m_widget) );
 349
 350     if (!parent->m_insertInClientArea)
 351     {
 352         /* these are outside the client area */
 353         wxFrame* frame = (wxFrame*) parent;
 354         gtk_pizza_put( GTK_PIZZA(frame->m_mainWidget),
 355                          GTK_WIDGET(child->m_widget),
 356                          child->m_x,
 357                          child->m_y,
 358                          child->m_width,
 359                          child->m_height );
 360
 361 #if wxUSE_TOOLBAR_NATIVE
 362         /* we connect to these events for recalculating the client area
 363            space when the toolbar is floating */
 364         if (wxIS_KIND_OF(child,wxToolBar))
 365         {
 366             wxToolBar *toolBar = (wxToolBar*) child;
 367             if (toolBar->GetWindowStyle() & wxTB_DOCKABLE)
 368             {
 369                 gtk_signal_connect( GTK_OBJECT(toolBar->m_widget), "child_attached",
 370                     GTK_SIGNAL_FUNC(gtk_toolbar_attached_callback), (gpointer)parent );
 371
 372                 gtk_signal_connect( GTK_OBJECT(toolBar->m_widget), "child_detached",
 373                     GTK_SIGNAL_FUNC(gtk_toolbar_detached_callback), (gpointer)parent );
 374             }
 375         }
 376 #endif // wxUSE_TOOLBAR
 377     }
 378     else
 379     {
 380         /* these are inside the client area */
 381         gtk_pizza_put( GTK_PIZZA(parent->m_wxwindow),
 382                          GTK_WIDGET(child->m_widget),
 383                          child->m_x,
 384                          child->m_y,
 385                          child->m_width,
 386                          child->m_height );
 387     }
 388
 389     /* resize on OnInternalIdle */
 390     parent->GtkUpdateSize();
 391 }
 392
 393 // ----------------------------------------------------------------------------
 394 // wxFrame creation
 395 // ----------------------------------------------------------------------------
 396
 397 void wxFrame::Init()
 398 {
 399     m_sizeSet = FALSE;
 400     m_miniEdge = 0;
 401     m_miniTitle = 0;
 402     m_mainWidget = (GtkWidget*) NULL;
 403     m_menuBarDetached = FALSE;
 404     m_toolBarDetached = FALSE;
 405     m_insertInClientArea = TRUE;
 406     m_isFrame = FALSE;
 407 }
 408
 409 bool wxFrame::Create( wxWindow *parent,
 410                       wxWindowID id,
 411                       const wxString &title,
 412                       const wxPoint &pos,
 413                       const wxSize &size,
 414                       long style,
 415                       const wxString &name )
 416 {
 417     wxTopLevelWindows.Append( this );
 418
 419     m_needParent = FALSE;
 420     m_isFrame = TRUE;
 421
 422     if (!PreCreation( parent, pos, size ) ||
 423         !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
 424     {
 425         wxFAIL_MSG( wxT("wxFrame creation failed") );
 426         return FALSE;
 427     }
 428
 429     m_title = title;
 430
 431     m_insertCallback = (wxInsertChildFunction) wxInsertChildInFrame;
 432
 433     GtkWindowType win_type = GTK_WINDOW_TOPLEVEL;
 434     if (style & wxSIMPLE_BORDER) win_type = GTK_WINDOW_POPUP;
 435
 436     m_widget = gtk_window_new( win_type );
 437
 438     if (!name.IsEmpty())
 439         gtk_window_set_wmclass( GTK_WINDOW(m_widget), name.mb_str(), name.mb_str() );
 440
 441 #ifdef __WXDEBUG__
 442     debug_focus_in( m_widget, wxT("wxFrame::m_widget"), name );
 443 #endif
 444
 445     gtk_window_set_title( GTK_WINDOW(m_widget), title.mbc_str() );
 446     GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
 447
 448     gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
 449         GTK_SIGNAL_FUNC(gtk_frame_delete_callback), (gpointer)this );
 450
 451     /* m_mainWidget holds the toolbar, the menubar and the client area */
 452     m_mainWidget = gtk_pizza_new();
 453     gtk_widget_show( m_mainWidget );
 454     GTK_WIDGET_UNSET_FLAGS( m_mainWidget, GTK_CAN_FOCUS );
 455     gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget );
 456
 457 #ifdef __WXDEBUG__
 458     debug_focus_in( m_mainWidget, wxT("wxFrame::m_mainWidget"), name );
 459 #endif
 460
 461     /* m_wxwindow only represents the client area without toolbar and menubar */
 462     m_wxwindow = gtk_pizza_new();
 463     gtk_widget_show( m_wxwindow );
 464     gtk_container_add( GTK_CONTAINER(m_mainWidget), m_wxwindow );
 465
 466 #ifdef __WXDEBUG__
 467     debug_focus_in( m_wxwindow, wxT("wxFrame::m_wxwindow"), name );
 468 #endif
 469
 470     /* we donm't allow the frame to get the focus as otherwise
 471        the frame will grabit at arbitrary fcous changes. */
 472     GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
 473
 474     if (m_parent) m_parent->AddChild( this );
 475
 476     /* the user resized the frame by dragging etc. */
 477     gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate",
 478         GTK_SIGNAL_FUNC(gtk_frame_size_callback), (gpointer)this );
 479
 480     PostCreation();
 481
 482     /*  we cannot set MWM hints and icons before the widget has
 483         been realized, so we do this directly after realization */
 484     gtk_signal_connect( GTK_OBJECT(m_widget), "realize",
 485                         GTK_SIGNAL_FUNC(gtk_frame_realized_callback), (gpointer) this );
 486
 487     /* the only way to get the window size is to connect to this event */
 488     gtk_signal_connect( GTK_OBJECT(m_widget), "configure_event",
 489         GTK_SIGNAL_FUNC(gtk_frame_configure_callback), (gpointer)this );
 490
 491     /* disable native tab traversal */
 492     gtk_signal_connect( GTK_OBJECT(m_widget), "focus",
 493         GTK_SIGNAL_FUNC(gtk_frame_focus_callback), (gpointer)this );
 494
 495     return TRUE;
 496 }
 497
 498 wxFrame::~wxFrame()
 499 {
 500     m_isBeingDeleted = TRUE;
 501
 502     DeleteAllBars();
 503
 504     wxTopLevelWindows.DeleteObject( this );
 505
 506     if (wxTheApp->GetTopWindow() == this)
 507         wxTheApp->SetTopWindow( (wxWindow*) NULL );
 508
 509     if ((wxTopLevelWindows.Number() == 0) &&
 510         (wxTheApp->GetExitOnFrameDelete()))
 511     {
 512         wxTheApp->ExitMainLoop();
 513     }
 514 }
 515
 516 // ----------------------------------------------------------------------------
 517 // overridden wxWindow methods
 518 // ----------------------------------------------------------------------------
 519
 520 bool wxFrame::Show( bool show )
 521 {
 522     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 523
 524     if (show && !m_sizeSet)
 525     {
 526         /* by calling GtkOnSize here, we don't have to call
 527            either after showing the frame, which would entail
 528            much ugly flicker or from within the size_allocate
 529            handler, because GTK 1.1.X forbids that. */
 530
 531         GtkOnSize( m_x, m_y, m_width, m_height );
 532     }
 533
 534     return wxWindow::Show( show );
 535 }
 536
 537 void wxFrame::DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height) )
 538 {
 539     wxFAIL_MSG( wxT("DoMoveWindow called for wxFrame") );
 540 }
 541
 542 void wxFrame::DoSetSize( int x, int y, int width, int height, int sizeFlags )
 543 {
 544     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 545
 546     /* this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow */
 547     wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
 548
 549     /* avoid recursions */
 550     if (m_resizing)
 551         return;
 552     m_resizing = TRUE;
 553
 554     int old_x = m_x;
 555     int old_y = m_y;
 556
 557     int old_width = m_width;
 558     int old_height = m_height;
 559
 560     if ((sizeFlags & wxSIZE_ALLOW_MINUS_ONE) == 0)
 561     {
 562         if (x != -1) m_x = x;
 563         if (y != -1) m_y = y;
 564         if (width != -1) m_width = width;
 565         if (height != -1) m_height = height;
 566     }
 567     else
 568     {
 569         m_x = x;
 570         m_y = y;
 571         m_width = width;
 572         m_height = height;
 573     }
 574
 575 /*
 576     if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
 577     {
 578         if (width == -1) m_width = 80;
 579     }
 580
 581     if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT)
 582     {
 583        if (height == -1) m_height = 26;
 584     }
 585 */
 586
 587     if ((m_minWidth != -1) && (m_width < m_minWidth)) m_width = m_minWidth;
 588     if ((m_minHeight != -1) && (m_height < m_minHeight)) m_height = m_minHeight;
 589     if ((m_maxWidth != -1) && (m_width > m_maxWidth)) m_width = m_maxWidth;
 590     if ((m_maxHeight != -1) && (m_height > m_maxHeight)) m_height = m_maxHeight;
 591
 592     if ((m_x != -1) || (m_y != -1))
 593     {
 594         if ((m_x != old_x) || (m_y != old_y))
 595         {
 596             gtk_widget_set_uposition( m_widget, m_x, m_y );
 597         }
 598     }
 599
 600     if ((m_width != old_width) || (m_height != old_height))
 601     {
 602         /* we set the size in GtkOnSize, i.e. mostly the actual resizing is
 603            done either directly before the frame is shown or in idle time
 604            so that different calls to SetSize() don't lead to flicker. */
 605         m_sizeSet = FALSE;
 606     }
 607
 608     m_resizing = FALSE;
 609 }
 610
 611 void wxFrame::DoGetClientSize( int *width, int *height ) const
 612 {
 613     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 614
 615     wxWindow::DoGetClientSize( width, height );
 616     if (height)
 617     {
 618         /* menu bar */
 619         if (m_frameMenuBar)
 620         {
 621             if (!m_menuBarDetached)
 622                 (*height) -= wxMENU_HEIGHT;
 623             else
 624                 (*height) -= wxPLACE_HOLDER;
 625         }
 626
 627 #if wxUSE_STATUSBAR
 628         /* status bar */
 629         if (m_frameStatusBar) (*height) -= wxSTATUS_HEIGHT;
 630 #endif // wxUSE_STATUSBAR
 631
 632 #if wxUSE_TOOLBAR
 633         /* tool bar */
 634         if (m_frameToolBar)
 635         {
 636             if (m_toolBarDetached)
 637             {
 638                 *height -= wxPLACE_HOLDER;
 639             }
 640             else
 641             {
 642                 int x, y;
 643                 m_frameToolBar->GetSize( &x, &y );
 644                 if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
 645                 {
 646                     *width -= x;
 647                 }
 648                 else
 649                 {
 650                     *height -= y;
 651                 }
 652             }
 653         }
 654 #endif // wxUSE_TOOLBAR
 655
 656         /* mini edge */
 657         *height -= m_miniEdge*2 + m_miniTitle;
 658     }
 659     if (width)
 660     {
 661         *width -= m_miniEdge*2;
 662     }
 663 }
 664
 665 void wxFrame::DoSetClientSize( int width, int height )
 666 {
 667     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 668
 669         /* menu bar */
 670         if (m_frameMenuBar)
 671         {
 672             if (!m_menuBarDetached)
 673                 height += wxMENU_HEIGHT;
 674             else
 675                 height += wxPLACE_HOLDER;
 676         }
 677
 678 #if wxUSE_STATUSBAR
 679         /* status bar */
 680         if (m_frameStatusBar) height += wxSTATUS_HEIGHT;
 681 #endif
 682
 683 #if wxUSE_TOOLBAR
 684         /* tool bar */
 685         if (m_frameToolBar)
 686         {
 687             if (m_toolBarDetached)
 688             {
 689                 height += wxPLACE_HOLDER;
 690             }
 691             else
 692             {
 693                 int x, y;
 694                 m_frameToolBar->GetSize( &x, &y );
 695                 if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
 696                 {
 697                     width += x;
 698                 }
 699                 else
 700                 {
 701                     height += y;
 702                 }
 703             }
 704         }
 705 #endif
 706
 707     DoSetSize( -1, -1, width + m_miniEdge*2, height  + m_miniEdge*2 + m_miniTitle, 0 );
 708 }
 709
 710 void wxFrame::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y),
 711                          int width, int height )
 712 {
 713     // due to a bug in gtk, x,y are always 0
 714     // m_x = x;
 715     // m_y = y;
 716
 717     /* avoid recursions */
 718     if (m_resizing) return;
 719     m_resizing = TRUE;
 720
 721     /* this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow */
 722     wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
 723
 724     m_width = width;
 725     m_height = height;
 726
 727     /* space occupied by m_frameToolBar and m_frameMenuBar */
 728     int client_area_x_offset = 0,
 729         client_area_y_offset = 0;
 730
 731     /* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses
 732        wxWindow::Create to create it's GTK equivalent. m_mainWidget is only
 733        set in wxFrame::Create so it is used to check what kind of frame we
 734        have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we
 735        skip the part which handles m_frameMenuBar, m_frameToolBar and (most
 736        importantly) m_mainWidget */
 737
 738     if (m_mainWidget)
 739     {
 740         /* check if size is in legal range */
 741         if ((m_minWidth != -1) && (m_width < m_minWidth)) m_width = m_minWidth;
 742         if ((m_minHeight != -1) && (m_height < m_minHeight)) m_height = m_minHeight;
 743         if ((m_maxWidth != -1) && (m_width > m_maxWidth)) m_width = m_maxWidth;
 744         if ((m_maxHeight != -1) && (m_height > m_maxHeight)) m_height = m_maxHeight;
 745
 746         /* I revert back to wxGTK's original behaviour. m_mainWidget holds the
 747          * menubar, the toolbar and the client area, which is represented by
 748          * m_wxwindow.
 749          * this hurts in the eye, but I don't want to call SetSize()
 750          * because I don't want to call any non-native functions here. */
 751
 752         if (m_frameMenuBar)
 753         {
 754             int xx = m_miniEdge;
 755             int yy = m_miniEdge + m_miniTitle;
 756             int ww = m_width  - 2*m_miniEdge;
 757             int hh = wxMENU_HEIGHT;
 758             if (m_menuBarDetached) hh = wxPLACE_HOLDER;
 759             m_frameMenuBar->m_x = xx;
 760             m_frameMenuBar->m_y = yy;
 761             m_frameMenuBar->m_width = ww;
 762             m_frameMenuBar->m_height = hh;
 763             gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
 764                                   m_frameMenuBar->m_widget,
 765                                   xx, yy, ww, hh );
 766             client_area_y_offset += hh;
 767         }
 768
 769 #if wxUSE_TOOLBAR
 770         if ((m_frameToolBar) &&
 771             (m_frameToolBar->m_widget->parent == m_mainWidget))
 772         {
 773             int xx = m_miniEdge;
 774             int yy = m_miniEdge + m_miniTitle;
 775             if (m_frameMenuBar)
 776             {
 777                 if (!m_menuBarDetached)
 778                     yy += wxMENU_HEIGHT;
 779                 else
 780                     yy += wxPLACE_HOLDER;
 781             }
 782
 783             m_frameToolBar->m_x = xx;
 784             m_frameToolBar->m_y = yy;
 785
 786             /* don't change the toolbar's reported height/width */
 787             int ww, hh;
 788             if ( m_frameToolBar->GetWindowStyle() & wxTB_VERTICAL )
 789             {
 790                 ww = m_toolBarDetached ? wxPLACE_HOLDER
 791                                        : m_frameToolBar->m_width;
 792                 hh = m_height - 2*m_miniEdge;
 793
 794                 client_area_x_offset += ww;
 795             }
 796             else
 797             {
 798                 ww = m_width - 2*m_miniEdge;
 799                 hh = m_toolBarDetached ? wxPLACE_HOLDER
 800                                        : m_frameToolBar->m_height;
 801
 802                 client_area_y_offset += hh;
 803             }
 804
 805             gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
 806                                   m_frameToolBar->m_widget,
 807                                   xx, yy, ww, hh );
 808         }
 809 #endif // wxUSE_TOOLBAR
 810
 811         int client_x = client_area_x_offset + m_miniEdge;
 812         int client_y = client_area_y_offset + m_miniEdge + m_miniTitle;
 813         int client_w = m_width - client_area_x_offset - 2*m_miniEdge;
 814         int client_h = m_height - client_area_y_offset- 2*m_miniEdge - m_miniTitle;
 815         gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
 816                               m_wxwindow,
 817                               client_x, client_y, client_w, client_h );
 818     }
 819     else
 820     {
 821         /* if there is no m_mainWidget between m_widget and m_wxwindow there
 822            is no need to set the size or position of m_wxwindow. */
 823     }
 824
 825 #if wxUSE_STATUSBAR
 826     if (m_frameStatusBar)
 827     {
 828         int xx = 0 + m_miniEdge;
 829         int yy = m_height - wxSTATUS_HEIGHT - m_miniEdge - client_area_y_offset;
 830         int ww = m_width - 2*m_miniEdge;
 831         int hh = wxSTATUS_HEIGHT;
 832         m_frameStatusBar->m_x = xx;
 833         m_frameStatusBar->m_y = yy;
 834         m_frameStatusBar->m_width = ww;
 835         m_frameStatusBar->m_height = hh;
 836         gtk_pizza_set_size( GTK_PIZZA(m_wxwindow),
 837                             m_frameStatusBar->m_widget,
 838                             xx, yy, ww, hh );
 839         gtk_widget_draw( m_frameStatusBar->m_widget, (GdkRectangle*) NULL );
 840     }
 841 #endif
 842
 843     /* we actually set the size of a frame here and no-where else */
 844     gtk_widget_set_usize( m_widget, m_width, m_height );
 845
 846     m_sizeSet = TRUE;
 847
 848     // send size event to frame
 849     wxSizeEvent event( wxSize(m_width,m_height), GetId() );
 850     event.SetEventObject( this );
 851     GetEventHandler()->ProcessEvent( event );
 852
 853     // send size event to status bar
 854     if (m_frameStatusBar)
 855     {
 856         wxSizeEvent event2( wxSize(m_frameStatusBar->m_width,m_frameStatusBar->m_height), m_frameStatusBar->GetId() );
 857         event2.SetEventObject( m_frameStatusBar );
 858         m_frameStatusBar->GetEventHandler()->ProcessEvent( event2 );
 859     }
 860
 861     m_resizing = FALSE;
 862 }
 863
 864 void wxFrame::MakeModal( bool modal )
 865 {
 866     if (modal)
 867         gtk_grab_add( m_widget );
 868     else
 869         gtk_grab_remove( m_widget );
 870 }
 871
 872 void wxFrame::OnInternalIdle()
 873 {
 874     if (!m_sizeSet && GTK_WIDGET_REALIZED(m_wxwindow))
 875     {
 876         GtkOnSize( m_x, m_y, m_width, m_height );
 877
 878         // we'll come back later
 879         if (g_isIdle)
 880             wxapp_install_idle_handler();
 881         return;
 882     }
 883
 884     if (m_frameMenuBar) m_frameMenuBar->OnInternalIdle();
 885 #if wxUSE_TOOLBAR
 886     if (m_frameToolBar) m_frameToolBar->OnInternalIdle();
 887 #endif
 888 #if wxUSE_STATUSBAR
 889     if (m_frameStatusBar) m_frameStatusBar->OnInternalIdle();
 890 #endif
 891
 892     wxWindow::OnInternalIdle();
 893 }
 894
 895 // ----------------------------------------------------------------------------
 896 // menu/tool/status bar stuff
 897 // ----------------------------------------------------------------------------
 898
 899 void wxFrame::SetMenuBar( wxMenuBar *menuBar )
 900 {
 901     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 902     wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
 903
 904     if (menuBar == m_frameMenuBar)
 905         return;
 906
 907     if (m_frameMenuBar)
 908     {
 909         m_frameMenuBar->UnsetInvokingWindow( this );
 910
 911         if (m_frameMenuBar->GetWindowStyle() & wxMB_DOCKABLE)
 912         {
 913             gtk_signal_disconnect_by_func( GTK_OBJECT(m_frameMenuBar->m_widget),
 914                 GTK_SIGNAL_FUNC(gtk_menu_attached_callback), (gpointer)this );
 915
 916             gtk_signal_disconnect_by_func( GTK_OBJECT(m_frameMenuBar->m_widget),
 917                 GTK_SIGNAL_FUNC(gtk_menu_detached_callback), (gpointer)this );
 918         }
 919
 920         gtk_container_remove( GTK_CONTAINER(m_mainWidget), m_frameMenuBar->m_widget );
 921         gtk_widget_ref( m_frameMenuBar->m_widget );
 922         gtk_widget_unparent( m_frameMenuBar->m_widget );
 923     }
 924
 925     m_frameMenuBar = menuBar;
 926
 927     if (m_frameMenuBar)
 928     {
 929         m_frameMenuBar->SetInvokingWindow( this );
 930
 931         m_frameMenuBar->SetParent(this);
 932         gtk_pizza_put( GTK_PIZZA(m_mainWidget),
 933                 m_frameMenuBar->m_widget,
 934                 m_frameMenuBar->m_x,
 935                 m_frameMenuBar->m_y,
 936                 m_frameMenuBar->m_width,
 937                 m_frameMenuBar->m_height );
 938
 939         if (menuBar->GetWindowStyle() & wxMB_DOCKABLE)
 940         {
 941             gtk_signal_connect( GTK_OBJECT(menuBar->m_widget), "child_attached",
 942                 GTK_SIGNAL_FUNC(gtk_menu_attached_callback), (gpointer)this );
 943
 944             gtk_signal_connect( GTK_OBJECT(menuBar->m_widget), "child_detached",
 945                 GTK_SIGNAL_FUNC(gtk_menu_detached_callback), (gpointer)this );
 946         }
 947
 948         m_frameMenuBar->Show( TRUE );
 949     }
 950
 951     /* resize window in OnInternalIdle */
 952     m_sizeSet = FALSE;
 953 }
 954
 955 #if wxUSE_TOOLBAR
 956 wxToolBar* wxFrame::CreateToolBar( long style, wxWindowID id, const wxString& name )
 957 {
 958     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 959
 960     m_insertInClientArea = FALSE;
 961
 962     m_frameToolBar = wxFrameBase::CreateToolBar( style, id, name );
 963
 964     if (m_frameToolBar)
 965         GetChildren().DeleteObject( m_frameToolBar );
 966
 967     m_insertInClientArea = TRUE;
 968
 969     m_sizeSet = FALSE;
 970
 971     return m_frameToolBar;
 972 }
 973
 974 void wxFrame::SetToolBar(wxToolBar *toolbar)
 975 {
 976     wxFrameBase::SetToolBar(toolbar);
 977
 978     if (m_frameToolBar)
 979     {
 980         /* insert into toolbar area if not already there */
 981         if ((m_frameToolBar->m_widget->parent) &&
 982             (m_frameToolBar->m_widget->parent != m_mainWidget))
 983         {
 984             GetChildren().DeleteObject( m_frameToolBar );
 985
 986             gtk_widget_reparent( m_frameToolBar->m_widget, m_mainWidget );
 987             GtkUpdateSize();
 988         }
 989     }
 990 }
 991
 992 #endif // wxUSE_TOOLBAR
 993
 994 #if wxUSE_STATUSBAR
 995
 996 wxStatusBar* wxFrame::CreateStatusBar(int number,
 997                                       long style,
 998                                       wxWindowID id,
 999                                       const wxString& name)
1000 {
1001     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1002
1003     // because it will change when toolbar is added
1004     m_sizeSet = FALSE;
1005
1006     return wxFrameBase::CreateStatusBar( number, style, id, name );
1007 }
1008
1009 void wxFrame::PositionStatusBar()
1010 {
1011     if ( !m_frameStatusBar )
1012         return;
1013
1014     m_sizeSet = FALSE;
1015 }
1016 #endif // wxUSE_STATUSBAR
1017
1018 // ----------------------------------------------------------------------------
1019 // frame title/icon
1020 // ----------------------------------------------------------------------------
1021
1022 void wxFrame::SetTitle( const wxString &title )
1023 {
1024     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1025
1026     m_title = title;
1027     gtk_window_set_title( GTK_WINDOW(m_widget), title.mbc_str() );
1028 }
1029
1030 void wxFrame::SetIcon( const wxIcon &icon )
1031 {
1032     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1033
1034     wxFrameBase::SetIcon(icon);
1035
1036     if ( !m_icon.Ok() )
1037         return;
1038
1039     if (!m_widget->window)
1040         return;
1041
1042     wxMask *mask = icon.GetMask();
1043     GdkBitmap *bm = (GdkBitmap *) NULL;
1044     if (mask) bm = mask->GetBitmap();
1045
1046     gdk_window_set_icon( m_widget->window, (GdkWindow *) NULL, icon.GetPixmap(), bm );
1047 }
1048
1049 // ----------------------------------------------------------------------------
1050 // frame state: maximized/iconized/normal (TODO)
1051 // ----------------------------------------------------------------------------
1052
1053 void wxFrame::Maximize(bool WXUNUSED(maximize))
1054 {
1055 }
1056
1057 bool wxFrame::IsMaximized() const
1058 {
1059     return FALSE;
1060 }
1061
1062 void wxFrame::Restore()
1063 {
1064 }
1065
1066 void wxFrame::Iconize( bool iconize )
1067 {
1068    if (iconize)
1069    {
1070         XIconifyWindow( GDK_WINDOW_XDISPLAY( m_widget->window ),
1071                         GDK_WINDOW_XWINDOW( m_widget->window ),
1072                         DefaultScreen( GDK_DISPLAY() ) );
1073    }
1074 }
1075
1076 bool wxFrame::IsIconized() const
1077 {
1078     return FALSE;
1079 }