Preserve original menu label for later retrieval

[wxWidgets.git] / src / gtk1 / mdi.cpp

diff --git a/src/gtk1/mdi.cpp b/src/gtk1/mdi.cpp
index f1006d4ca57414e42ec367153740919e215d02a8..295aef91fb8b2e9ebb0ac67c74c0d86f5a1c20f3 100644 (file)
--- a/src/gtk1/mdi.cpp
+++ b/src/gtk1/mdi.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        mdi.cpp
+// Name:        src/gtk1/mdi.cpp
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
@@ -7,26 +7,26 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "mdi.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
+#if wxUSE_MDI
+
 #include "wx/mdi.h"
 
-#if wxUSE_MDI
+#ifndef WX_PRECOMP
+    #include "wx/intl.h"
+    #include "wx/menu.h"
+    #include "wx/dialog.h"
+#endif
 
-#include "wx/dialog.h"
-#include "wx/menu.h"
-#include "wx/intl.h"
-#include "wx/gtk/private.h"
+#include "wx/notebook.h"
+#include "wx/gtk1/private.h"
 
 #include <glib.h>
 #include <gdk/gdk.h>
 #include <gtk/gtk.h>
-#include "wx/gtk/win_gtk.h"
+#include "wx/gtk1/win_gtk.h"
 
 //-----------------------------------------------------------------------------
 // constants
@@ -45,12 +45,11 @@ extern bool g_isIdle;
 // globals
 //-----------------------------------------------------------------------------
 
-extern wxList wxPendingDelete;
-
 //-----------------------------------------------------------------------------
 // "switch_page"
 //-----------------------------------------------------------------------------
 
+extern "C" {
 static void
 gtk_mdi_page_change_callback( GtkNotebook *WXUNUSED(widget),
                               GtkNotebookPage *page,
@@ -82,8 +81,11 @@ gtk_mdi_page_change_callback( GtkNotebook *WXUNUSED(widget),
     while (node)
     {
         wxMDIChildFrame *child_frame = wxDynamicCast( node->GetData(), wxMDIChildFrame );
-
-        wxASSERT_MSG( child_frame, _T("child is not a wxMDIChildFrame") );
+        // CE: we come here in the destructor with a null child_frame - I think because
+        // gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page", (see below)
+        // isn't deleted early enough
+        if (!child_frame)
+          return ;
 
         if (child_frame->m_page == page)
         {
@@ -100,6 +102,7 @@ gtk_mdi_page_change_callback( GtkNotebook *WXUNUSED(widget),
     event2.SetEventObject( child);
     child->GetEventHandler()->ProcessEvent( event2 );
 }
+}
 
 //-----------------------------------------------------------------------------
 // wxMDIParentFrame
@@ -164,16 +167,21 @@ void wxMDIParentFrame::OnInternalIdle()
         GtkNotebook *notebook = GTK_NOTEBOOK(m_clientWindow->m_widget);
         gtk_notebook_set_page( notebook, g_list_length( notebook->children ) - 1 );
 
-    /* need to set the menubar of the child */
+        /* need to set the menubar of the child */
         wxMDIChildFrame *active_child_frame = GetActiveChild();
-        wxMenuBar *menu_bar = active_child_frame->m_menuBar;
-        menu_bar->m_width = m_width;
-        menu_bar->m_height = wxMENU_HEIGHT;
-        gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
-                            menu_bar->m_widget,
-                            0, 0, m_width, wxMENU_HEIGHT );
-        menu_bar->SetInvokingWindow(active_child_frame);
-
+        if (active_child_frame != NULL)
+        {
+            wxMenuBar *menu_bar = active_child_frame->m_menuBar;
+            if (menu_bar)
+            {
+                menu_bar->m_width = m_width;
+                menu_bar->m_height = wxMENU_HEIGHT;
+                gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
+                                    menu_bar->m_widget,
+                                    0, 0, m_width, wxMENU_HEIGHT );
+                menu_bar->SetInvokingWindow(active_child_frame);
+            }
+        }
         m_justInserted = false;
         return;
     }
@@ -401,7 +409,7 @@ void wxMDIChildFrame::OnMenuHighlight( wxMenuEvent& event )
 {
 #if wxUSE_STATUSBAR
     wxMDIParentFrame *mdi_frame = (wxMDIParentFrame*)m_parent->GetParent();
-    if ( !ShowMenuHelp(mdi_frame->GetStatusBar(), event.GetMenuId()) )
+    if ( !ShowMenuHelp(event.GetMenuId()) )
     {
         // we don't have any help text for this item, but may be the MDI frame
         // does?
@@ -426,6 +434,7 @@ void wxMDIChildFrame::SetTitle( const wxString &title )
 // "size_allocate"
 //-----------------------------------------------------------------------------
 
+extern "C" {
 static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxWindow *win )
 {
     if (g_isIdle) wxapp_install_idle_handler();
@@ -441,6 +450,7 @@ static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation*
 
     win->SetSize( alloc->x, alloc->y, alloc->width, alloc->height );
 }
+}
 
 //-----------------------------------------------------------------------------
 // InsertChild callback for wxMDIClientWindow
@@ -448,7 +458,7 @@ static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation*
 
 static void wxInsertChildInMDI( wxMDIClientWindow* parent, wxMDIChildFrame* child )
 {
-    wxString s = child->m_title;
+    wxString s = child->GetTitle();
     if (s.IsNull()) s = _("MDI child");
 
     GtkWidget *label_widget = gtk_label_new( s.mbc_str() );
@@ -484,6 +494,7 @@ wxMDIClientWindow::wxMDIClientWindow( wxMDIParentFrame *parent, long style )
 
 wxMDIClientWindow::~wxMDIClientWindow()
 {
+
 }
 
 bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, long style )
@@ -493,7 +504,7 @@ bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, long style )
     m_insertCallback = (wxInsertChildFunction)wxInsertChildInMDI;
 
     if (!PreCreation( parent, wxDefaultPosition, wxDefaultSize ) ||
-        !CreateBase( parent, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("wxMDIClientWindow") ))
+        !CreateBase( parent, wxID_ANY, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("wxMDIClientWindow") ))
     {
         wxFAIL_MSG( wxT("wxMDIClientWindow creation failed") );
         return false;