void wxMDIChildFrame::SetMenuBar( wxMenuBar *menu_bar )
{
wxASSERT_MSG( m_menuBar == NULL, "Only one menubar allowed" );
m_menuBar = menu_bar;
if (m_menuBar)
{
wxMDIParentFrame *mdi_frame = (wxMDIParentFrame*)m_parent->GetParent();
m_menuBar->SetParent( mdi_frame );
/* insert the invisible menu bar into the _parent_ mdi frame */
m_menuBar->Show(false);
gtk_box_pack_start(GTK_BOX(mdi_frame->m_mainWidget), m_menuBar->m_widget, false, false, 0);
gtk_box_reorder_child(GTK_BOX(mdi_frame->m_mainWidget), m_menuBar->m_widget, 0);
gulong handler_id = g_signal_handler_find(
m_menuBar->m_widget,
GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA),
g_signal_lookup("size_request", GTK_TYPE_WIDGET),
0, NULL, NULL, m_menuBar);
if (handler_id != 0)
g_signal_handler_disconnect(m_menuBar->m_widget, handler_id);
gtk_widget_set_size_request(m_menuBar->m_widget, -1, -1);
}
}
void wxFrame::SetToolBar(wxToolBar *toolbar)
{
m_frameToolBar = toolbar;
if (toolbar)
{
if (toolbar->IsVertical())
{
// Vertical toolbar and m_wxwindow go into an hbox, inside the
// vbox (m_mainWidget). hbox is created on demand.
GtkWidget* hbox = gtk_widget_get_parent(m_wxwindow);
if (!GTK_IS_HBOX(hbox))
{
hbox = gtk_hbox_new(false, 0);
gtk_widget_show(hbox);
gtk_container_add(GTK_CONTAINER(m_mainWidget), hbox);
gtk_widget_reparent(m_wxwindow, hbox);
}
gtk_widget_reparent(toolbar->m_widget, hbox);
gtk_box_set_child_packing(GTK_BOX(hbox),
toolbar->m_widget, false, false, 0, GTK_PACK_START);
int pos = 0; // left
if (toolbar->HasFlag(wxTB_RIGHT))
pos = 1; // right
gtk_box_reorder_child(GTK_BOX(hbox), toolbar->m_widget, pos);
}
else
{
// Horizontal toolbar goes into vbox (m_mainWidget)
gtk_widget_reparent(toolbar->m_widget, m_mainWidget);
gtk_box_set_child_packing(GTK_BOX(m_mainWidget),
toolbar->m_widget, false, false, 0, GTK_PACK_START);
int pos = 0; // top
if (m_frameMenuBar)
pos = 1; // below menubar
if (toolbar->HasFlag(wxTB_BOTTOM))
pos += 2; // below client area (m_wxwindow)
gtk_box_reorder_child(
GTK_BOX(m_mainWidget), toolbar->m_widget, pos);
}
// disconnect wxWindowGTK "size_request" handler,
// it interferes with sizing of detached GtkHandleBox
gulong handler_id = g_signal_handler_find(
toolbar->m_widget,
GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA),
g_signal_lookup("size_request", GTK_TYPE_WIDGET),
0, NULL, NULL, toolbar);
if (handler_id != 0)
g_signal_handler_disconnect(toolbar->m_widget, handler_id);
// reset size request to allow native sizing to work
gtk_widget_set_size_request(toolbar->m_widget, -1, -1);
}
// make sure next size_allocate causes a wxSizeEvent
m_oldClientWidth = 0;
}
wxMenu::~wxMenu()
{
// Destroying a menu generates a "hide" signal even if it's not shown
// currently, so disconnect it to avoid dummy wxEVT_MENU_CLOSE events
// generation.
g_signal_handlers_disconnect_matched(m_menu,
GSignalMatchType(G_SIGNAL_MATCH_DATA), 0, 0, NULL, NULL, this);
if (m_owner)
{
gtk_widget_destroy(m_owner);
g_object_unref(m_owner);
}
else
gtk_widget_destroy(m_menu);
g_object_unref(m_menu);
g_object_unref(m_accel);
}
wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
{
if ( !wxMenuBase::DoRemove(item) )
return NULL;
GtkWidget * const mitem = item->GetMenuItem();
g_signal_handlers_disconnect_matched(mitem,
GSignalMatchType(G_SIGNAL_MATCH_DATA), 0, 0, NULL, NULL, item);
#ifdef __WXGTK3__
gtk_menu_item_set_submenu(GTK_MENU_ITEM(mitem), NULL);
#else
gtk_menu_item_remove_submenu(GTK_MENU_ITEM(mitem));
#endif
gtk_widget_destroy(mitem);
item->SetMenuItem(NULL);
return item;
}
void wxFrame::AttachMenuBar( wxMenuBar *menuBar )
{
wxFrameBase::AttachMenuBar(menuBar);
if (m_frameMenuBar)
{
#if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
hildon_window_set_menu(HILDON_WINDOW(m_widget),
GTK_MENU(m_frameMenuBar->m_menubar));
#else // !wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
m_frameMenuBar->SetParent(this);
// menubar goes into top of vbox (m_mainWidget)
gtk_box_pack_start(
GTK_BOX(m_mainWidget), menuBar->m_widget, false, false, 0);
gtk_box_reorder_child(GTK_BOX(m_mainWidget), menuBar->m_widget, 0);
// disconnect wxWindowGTK "size_request" handler,
// it interferes with sizing of detached GtkHandleBox
gulong handler_id = g_signal_handler_find(
menuBar->m_widget,
GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA),
g_signal_lookup("size_request", GTK_TYPE_WIDGET),
0, NULL, NULL, menuBar);
if (handler_id != 0)
g_signal_handler_disconnect(menuBar->m_widget, handler_id);
// reset size request to allow native sizing to work
gtk_widget_set_size_request(menuBar->m_widget, -1, -1);
gtk_widget_show( m_frameMenuBar->m_widget );
#endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2/!wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
}
// make sure next size_allocate causes a wxSizeEvent
m_oldClientWidth = 0;
}
bool wxTopLevelWindowGTK::Show( bool show )
{
wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
#ifdef GDK_WINDOWING_X11
bool deferShow = show && !m_isShown && m_deferShow;
if (deferShow)
{
deferShow = m_deferShowAllowed && gs_requestFrameExtentsStatus != 2 &&
!gtk_widget_get_realized(m_widget) &&
g_signal_handler_find(m_widget,
GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA),
g_signal_lookup("property_notify_event", GTK_TYPE_WIDGET),
0, NULL, NULL, this);
if (deferShow)
{
GdkScreen* screen = gtk_widget_get_screen(m_widget);
GdkAtom atom = gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false);
deferShow = gdk_x11_screen_supports_net_wm_hint(screen, atom) != 0;
// If _NET_REQUEST_FRAME_EXTENTS not supported, don't allow changes
// to m_decorSize, it breaks saving/restoring window size with
// GetSize()/SetSize() because it makes window bigger between each
// restore and save.
m_updateDecorSize = deferShow;
}
m_deferShow = deferShow;
}
if (deferShow)
{
// Initial show. If WM supports _NET_REQUEST_FRAME_EXTENTS, defer
// calling gtk_widget_show() until _NET_FRAME_EXTENTS property
// notification is received, so correct frame extents are known.
// This allows resizing m_widget to keep the overall size in sync with
// what wxWidgets expects it to be without an obvious change in the
// window size immediately after it becomes visible.
// Realize m_widget, so m_widget->window can be used. Realizing normally
// causes the widget tree to be size_allocated, which generates size
// events in the wrong order. However, the size_allocates will not be
// done if the allocation is not the default (1,1).
GtkAllocation alloc;
gtk_widget_get_allocation(m_widget, &alloc);
const int alloc_width = alloc.width;
if (alloc_width == 1)
{
alloc.width = 2;
gtk_widget_set_allocation(m_widget, &alloc);
}
gtk_widget_realize(m_widget);
if (alloc_width == 1)
{
alloc.width = 1;
gtk_widget_set_allocation(m_widget, &alloc);
}
// send _NET_REQUEST_FRAME_EXTENTS
XClientMessageEvent xevent;
memset(&xevent, 0, sizeof(xevent));
xevent.type = ClientMessage;
GdkWindow* window = gtk_widget_get_window(m_widget);
xevent.window = GDK_WINDOW_XID(window);
xevent.message_type = gdk_x11_atom_to_xatom_for_display(
gdk_window_get_display(window),
gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false));
xevent.format = 32;
Display* display = GDK_DISPLAY_XDISPLAY(gdk_window_get_display(window));
XSendEvent(display, DefaultRootWindow(display), false,
SubstructureNotifyMask | SubstructureRedirectMask,
(XEvent*)&xevent);
if (gs_requestFrameExtentsStatus == 0)
{
// if WM does not respond to request within 1 second,
// we assume support for _NET_REQUEST_FRAME_EXTENTS is not working
m_netFrameExtentsTimerId =
g_timeout_add(1000, request_frame_extents_timeout, this);
}
// defer calling gtk_widget_show()
m_isShown = true;
return true;
}
#endif // GDK_WINDOWING_X11
if (show && !gtk_widget_get_realized(m_widget))
{
// size_allocate signals occur in reverse order (bottom to top).
// Things work better if the initial wxSizeEvents are sent (from the
// top down), before the initial size_allocate signals occur.
wxSizeEvent event(GetSize(), GetId());
event.SetEventObject(this);
HandleWindowEvent(event);
}
bool change = base_type::Show(show);
if (change && !show)
{
// make sure window has a non-default position, so when it is shown
// again, it won't be repositioned by WM as if it were a new window
// Note that this must be done _after_ the window is hidden.
gtk_window_move((GtkWindow*)m_widget, m_x, m_y);
}
return change;
}