]> git.saurik.com Git - wxWidgets.git/blobdiff - src/common/docview.cpp
Applied patch [ 638561 ] Allow SetFont(wxNullFont) in wxGTK
[wxWidgets.git] / src / common / docview.cpp
index a49ef09a9bfa5a1cabe68d4425f24bb8ad2b656b..c001cac43acaa48d45ad19da228cf64a9c536383 100644 (file)
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        docview.cpp
+// Name:        src/common/docview.cpp
 // Purpose:     Document/view classes
 // Author:      Julian Smart
 // Modified by:
@@ -40,6 +40,7 @@
     #include "wx/list.h"
     #include "wx/filedlg.h"
     #include "wx/intl.h"
+    #include "wx/log.h"
 #endif
 
 
@@ -57,6 +58,7 @@
 #include "wx/docview.h"
 #include "wx/confbase.h"
 #include "wx/file.h"
+#include "wx/cmdproc.h"
 
 #include <stdio.h>
 #include <string.h>
 // wxWindows macros
 // ----------------------------------------------------------------------------
 
-    IMPLEMENT_ABSTRACT_CLASS(wxDocument, wxEvtHandler)
-    IMPLEMENT_ABSTRACT_CLASS(wxView, wxEvtHandler)
-    IMPLEMENT_ABSTRACT_CLASS(wxDocTemplate, wxObject)
-    IMPLEMENT_DYNAMIC_CLASS(wxDocManager, wxEvtHandler)
-    IMPLEMENT_CLASS(wxDocChildFrame, wxFrame)
-    IMPLEMENT_CLASS(wxDocParentFrame, wxFrame)
+IMPLEMENT_ABSTRACT_CLASS(wxDocument, wxEvtHandler)
+IMPLEMENT_ABSTRACT_CLASS(wxView, wxEvtHandler)
+IMPLEMENT_ABSTRACT_CLASS(wxDocTemplate, wxObject)
+IMPLEMENT_DYNAMIC_CLASS(wxDocManager, wxEvtHandler)
+IMPLEMENT_CLASS(wxDocChildFrame, wxFrame)
+IMPLEMENT_CLASS(wxDocParentFrame, wxFrame)
 
-    #if wxUSE_PRINTING_ARCHITECTURE
-        IMPLEMENT_DYNAMIC_CLASS(wxDocPrintout, wxPrintout)
-    #endif
+#if wxUSE_PRINTING_ARCHITECTURE
+    IMPLEMENT_DYNAMIC_CLASS(wxDocPrintout, wxPrintout)
+#endif
 
-    IMPLEMENT_CLASS(wxCommand, wxObject)
-    IMPLEMENT_DYNAMIC_CLASS(wxCommandProcessor, wxObject)
-    IMPLEMENT_DYNAMIC_CLASS(wxFileHistory, wxObject)
+IMPLEMENT_DYNAMIC_CLASS(wxFileHistory, wxObject)
 
 // ----------------------------------------------------------------------------
 // function prototypes
@@ -165,6 +165,8 @@ bool wxDocument::Close()
 
 bool wxDocument::OnCloseDocument()
 {
+    // Tell all views that we're about to close
+    NotifyClosing();    
     DeleteContents();
     Modify(FALSE);
     return TRUE;
@@ -228,16 +230,13 @@ bool wxDocument::OnNewDocument()
 
 bool wxDocument::Save()
 {
-    bool ret = FALSE;
+    if (!IsModified() && m_savedYet)
+        return TRUE;
 
-    if (!IsModified()) return TRUE;
-    if (m_documentFile == wxT("") || !m_savedYet)
-        ret = SaveAs();
-    else
-        ret = OnSaveDocument(m_documentFile);
-    if ( ret )
-        SetDocumentSaved(TRUE);
-    return ret;
+    if ( m_documentFile.empty() || !m_savedYet )
+        return SaveAs();
+
+    return OnSaveDocument(m_documentFile);
 }
 
 bool wxDocument::SaveAs()
@@ -248,7 +247,7 @@ bool wxDocument::SaveAs()
 
     wxString tmp = wxFileSelector(_("Save as"),
             docTemplate->GetDirectory(),
-            GetFilename(),
+            wxFileNameFromPath(GetFilename()),
             docTemplate->GetDefaultExtension(),
             docTemplate->GetFileFilter(),
             wxSAVE | wxOVERWRITE_PROMPT,
@@ -263,7 +262,7 @@ bool wxDocument::SaveAs()
 
     if (ext.IsEmpty() || ext == wxT(""))
     {
-        fileName += ".";
+        fileName += wxT(".");
         fileName += docTemplate->GetDefaultExtension();
     }
 
@@ -296,11 +295,11 @@ bool wxDocument::OnSaveDocument(const wxString& file)
         msgTitle = wxString(_("File error"));
 
 #if wxUSE_STD_IOSTREAM
-    ofstream store(wxString(file.fn_str()).mb_str());
+    wxSTD ofstream store(wxString(file.fn_str()).mb_str());   // ?????
     if (store.fail() || store.bad())
 #else
-    wxFileOutputStream store(wxString(file.fn_str()));
-    if (store.LastError() != wxSTREAM_NOERROR)
+    wxFileOutputStream store( file );
+    if (store.GetLastError() != wxSTREAM_NO_ERROR)
 #endif
     {
         (void)wxMessageBox(_("Sorry, could not open this file for saving."), msgTitle, wxOK | wxICON_EXCLAMATION,
@@ -317,6 +316,7 @@ bool wxDocument::OnSaveDocument(const wxString& file)
     }
     Modify(FALSE);
     SetFilename(file);
+    SetDocumentSaved(TRUE);
     return TRUE;
 }
 
@@ -332,11 +332,11 @@ bool wxDocument::OnOpenDocument(const wxString& file)
         msgTitle = wxString(_("File error"));
 
 #if wxUSE_STD_IOSTREAM
-    ifstream store(wxString(file.fn_str()).mb_str());
+    wxSTD ifstream store(wxString(file.fn_str()).mb_str());  // ????
     if (store.fail() || store.bad())
 #else
-    wxFileInputStream store(wxString(file.fn_str()));
-    if (store.LastError() != wxSTREAM_NOERROR)
+    wxFileInputStream store( file );
+    if (store.GetLastError() != wxSTREAM_NO_ERROR)
 #endif
     {
         (void)wxMessageBox(_("Sorry, could not open this file."), msgTitle, wxOK|wxICON_EXCLAMATION,
@@ -344,10 +344,11 @@ bool wxDocument::OnOpenDocument(const wxString& file)
         return FALSE;
     }
 #if wxUSE_STD_IOSTREAM
-    if (!LoadObject(store))
+    LoadObject(store);
+    if ( !store && !store.eof() )
 #else
-    int res = LoadObject(store).LastError();
-    if ((res != wxSTREAM_NOERROR) &&
+    int res = LoadObject(store).GetLastError();
+    if ((res != wxSTREAM_NO_ERROR) &&
         (res != wxSTREAM_EOF))
 #endif
     {
@@ -365,7 +366,7 @@ bool wxDocument::OnOpenDocument(const wxString& file)
 }
 
 #if wxUSE_STD_IOSTREAM
-istream& wxDocument::LoadObject(istream& stream)
+wxSTD istream& wxDocument::LoadObject(wxSTD istream& stream)
 #else
 wxInputStream& wxDocument::LoadObject(wxInputStream& stream)
 #endif
@@ -374,7 +375,7 @@ wxInputStream& wxDocument::LoadObject(wxInputStream& stream)
 }
 
 #if wxUSE_STD_IOSTREAM
-ostream& wxDocument::SaveObject(ostream& stream)
+wxSTD ostream& wxDocument::SaveObject(wxSTD ostream& stream)
 #else
 wxOutputStream& wxDocument::SaveObject(wxOutputStream& stream)
 #endif
@@ -505,7 +506,19 @@ void wxDocument::UpdateAllViews(wxView *sender, wxObject *hint)
     while (node)
     {
         wxView *view = (wxView *)node->Data();
-        view->OnUpdate(sender, hint);
+               if (view != sender)
+            view->OnUpdate(sender, hint);
+        node = node->Next();
+    }
+}
+
+void wxDocument::NotifyClosing()
+{
+    wxNode *node = m_documentViews.First();
+    while (node)
+    {
+        wxView *view = (wxView *)node->Data();
+        view->OnClosingDocument();
         node = node->Next();
     }
 }
@@ -596,7 +609,7 @@ bool wxView::Close(bool deleteWindow)
 
 void wxView::Activate(bool activate)
 {
-    if (GetDocumentManager())
+    if (GetDocument() && GetDocumentManager())
     {
         OnActivateView(activate, this, GetDocumentManager()->GetCurrentView());
         GetDocumentManager()->ActivateView(this, activate);
@@ -701,6 +714,7 @@ bool wxDocTemplate::FileMatchesTemplate(const wxString& path)
 BEGIN_EVENT_TABLE(wxDocManager, wxEvtHandler)
     EVT_MENU(wxID_OPEN, wxDocManager::OnFileOpen)
     EVT_MENU(wxID_CLOSE, wxDocManager::OnFileClose)
+    EVT_MENU(wxID_CLOSE_ALL, wxDocManager::OnFileCloseAll)
     EVT_MENU(wxID_REVERT, wxDocManager::OnFileRevert)
     EVT_MENU(wxID_NEW, wxDocManager::OnFileNew)
     EVT_MENU(wxID_SAVE, wxDocManager::OnFileSave)
@@ -710,6 +724,7 @@ BEGIN_EVENT_TABLE(wxDocManager, wxEvtHandler)
 
     EVT_UPDATE_UI(wxID_OPEN, wxDocManager::OnUpdateFileOpen)
     EVT_UPDATE_UI(wxID_CLOSE, wxDocManager::OnUpdateFileClose)
+    EVT_UPDATE_UI(wxID_CLOSE_ALL, wxDocManager::OnUpdateFileClose)
     EVT_UPDATE_UI(wxID_REVERT, wxDocManager::OnUpdateFileRevert)
     EVT_UPDATE_UI(wxID_NEW, wxDocManager::OnUpdateFileNew)
     EVT_UPDATE_UI(wxID_SAVE, wxDocManager::OnUpdateFileSave)
@@ -750,7 +765,7 @@ wxDocManager::~wxDocManager()
     sm_docManager = (wxDocManager*) NULL;
 }
 
-bool wxDocManager::Clear(bool force)
+bool wxDocManager::CloseDocuments(bool force)
 {
     wxNode *node = m_docs.First();
     while (node)
@@ -774,7 +789,15 @@ bool wxDocManager::Clear(bool force)
         // delete another.
         node = next;
     }
-    node = m_templates.First();
+    return TRUE;
+}
+
+bool wxDocManager::Clear(bool force)
+{
+    if (!CloseDocuments(force))
+        return FALSE;
+
+    wxNode *node = m_templates.First();
     while (node)
     {
         wxDocTemplate *templ = (wxDocTemplate*) node->Data();
@@ -809,14 +832,19 @@ void wxDocManager::OnFileClose(wxCommandEvent& WXUNUSED(event))
     }
 }
 
+void wxDocManager::OnFileCloseAll(wxCommandEvent& WXUNUSED(event))
+{
+    CloseDocuments(FALSE);
+}
+
 void wxDocManager::OnFileNew(wxCommandEvent& WXUNUSED(event))
 {
-    CreateDocument(wxString(""), wxDOC_NEW);
+    CreateDocument( wxT(""), wxDOC_NEW );
 }
 
 void wxDocManager::OnFileOpen(wxCommandEvent& WXUNUSED(event))
 {
-    if ( !CreateDocument(wxString(""), 0) )
+    if ( !CreateDocument( wxT(""), 0) )
     {
         OnOpenFileFailure();
     }
@@ -948,7 +976,7 @@ void wxDocManager::OnUpdateFileNew(wxUpdateUIEvent& event)
 void wxDocManager::OnUpdateFileSave(wxUpdateUIEvent& event)
 {
     wxDocument *doc = GetCurrentDocument();
-    event.Enable( (doc != (wxDocument*) NULL) );
+    event.Enable( doc && doc->IsModified() );
 }
 
 void wxDocManager::OnUpdateFileSaveAs(wxUpdateUIEvent& event)
@@ -961,12 +989,16 @@ void wxDocManager::OnUpdateUndo(wxUpdateUIEvent& event)
 {
     wxDocument *doc = GetCurrentDocument();
     event.Enable( (doc && doc->GetCommandProcessor() && doc->GetCommandProcessor()->CanUndo()) );
+    if (doc && doc->GetCommandProcessor())
+        doc->GetCommandProcessor()->SetMenuStrings();
 }
 
 void wxDocManager::OnUpdateRedo(wxUpdateUIEvent& event)
 {
     wxDocument *doc = GetCurrentDocument();
     event.Enable( (doc && doc->GetCommandProcessor() && doc->GetCommandProcessor()->CanRedo()) );
+    if (doc && doc->GetCommandProcessor())
+        doc->GetCommandProcessor()->SetMenuStrings();
 }
 
 void wxDocManager::OnUpdatePrint(wxUpdateUIEvent& event)
@@ -1046,7 +1078,10 @@ wxDocument *wxDocManager::CreateDocument(const wxString& path, long flags)
                 delete doc;
         }
         else
+        {
+            delete[] templates;
             return (wxDocument *) NULL;
+        }
     }
 
     // New document: user chooses a template, unless there's only one.
@@ -1176,8 +1211,9 @@ bool wxDocManager::FlushDoc(wxDocument *WXUNUSED(doc))
 
 wxDocument *wxDocManager::GetCurrentDocument() const
 {
-    if (m_currentView)
-        return m_currentView->GetDocument();
+    wxView *view = GetCurrentView();
+    if (view)
+        return view->GetDocument();
     else
         return (wxDocument *) NULL;
 }
@@ -1333,7 +1369,7 @@ static wxWindow* wxFindSuitableParent()
 // template extension.
 
 wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates,
-#if defined(__WXMSW__) || defined(__WXGTK__)
+#if defined(__WXMSW__) || defined(__WXGTK__) || defined(__WXMAC__)
                                                 int noTemplates,
 #else
                                                 int WXUNUSED(noTemplates),
@@ -1343,7 +1379,7 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates,
                                                 bool WXUNUSED(save))
 {
     // We can only have multiple filters in Windows and GTK
-#if defined(__WXMSW__) || defined(__WXGTK__)
+#if defined(__WXMSW__) || defined(__WXGTK__) || defined(__WXMAC__)
     wxString descrBuf;
 
     int i;
@@ -1435,21 +1471,53 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates,
 }
 
 wxDocTemplate *wxDocManager::SelectDocumentType(wxDocTemplate **templates,
-                                                int noTemplates)
+                                                int noTemplates, bool sort)
 {
-    wxArrayString strings;
+    wxArrayString strings(sort);
     wxDocTemplate **data = new wxDocTemplate *[noTemplates];
     int i;
     int n = 0;
-    for (i = 0; i < noTemplates; i++)
-    {
-        if (templates[i]->IsVisible())
-        {
-            strings.Add(templates[i]->m_description);
-            data[n] = templates[i];
-            n ++;
-        }
-    }
+        
+       for (i = 0; i < noTemplates; i++)
+       {
+               if (templates[i]->IsVisible())
+               {
+               int j;
+            bool want = TRUE;
+                       for (j = 0; j < n; j++)
+                       {
+                //filter out NOT unique documents + view combinations
+                               if ( templates[i]->m_docTypeName == data[j]->m_docTypeName &&
+                     templates[i]->m_viewTypeName == data[j]->m_viewTypeName
+                   )
+                    want = FALSE;
+                       }
+
+            if ( want )
+                       {
+                       strings.Add(templates[i]->m_description);
+
+                               data[n] = templates[i];
+                               n ++;
+                       }
+               }
+       }  // for
+
+       if (sort)
+       {
+               // Yes, this will be slow, but template lists
+               // are typically short.
+               int j;
+               n = strings.Count();
+               for (i = 0; i < n; i++)
+               {
+                       for (j = 0; j < noTemplates; j++)
+                       {
+                               if (strings[i] == templates[j]->m_description)
+                                       data[i] = templates[j];
+                       }
+               }
+       }
 
     wxDocTemplate *theTemplate;
 
@@ -1483,23 +1551,52 @@ wxDocTemplate *wxDocManager::SelectDocumentType(wxDocTemplate **templates,
 }
 
 wxDocTemplate *wxDocManager::SelectViewType(wxDocTemplate **templates,
-                                            int noTemplates)
+                                            int noTemplates, bool sort)
 {
-    wxArrayString strings;
+    wxArrayString strings(sort);
     wxDocTemplate **data = new wxDocTemplate *[noTemplates];
     int i;
     int n = 0;
+        
     for (i = 0; i < noTemplates; i++)
     {
         wxDocTemplate *templ = templates[i];
         if ( templ->IsVisible() && !templ->GetViewName().empty() )
         {
-            strings.Add(templ->m_viewTypeName);
-            data[n] = templ;
-            n ++;
+               int j;
+            bool want = TRUE;
+                       for (j = 0; j < n; j++)
+                       {
+                //filter out NOT unique views
+                               if ( templates[i]->m_viewTypeName == data[j]->m_viewTypeName )
+                    want = FALSE;
+                       }
+
+            if ( want )
+            {
+                       strings.Add(templ->m_viewTypeName);
+                               data[n] = templ;
+                               n ++;
+                       }
         }
     }
 
+       if (sort)
+       {
+               // Yes, this will be slow, but template lists
+               // are typically short.
+               int j;
+               n = strings.Count();
+               for (i = 0; i < n; i++)
+               {
+                       for (j = 0; j < noTemplates; j++)
+                       {
+                               if (strings[i] == templates[j]->m_viewTypeName)
+                                       data[i] = templates[j];
+                       }
+               }
+       }
+
     wxDocTemplate *theTemplate;
 
     // the same logic as above
@@ -1704,7 +1801,7 @@ void wxDocParentFrame::OnMRUFile(wxCommandEvent& event)
             // about it
             m_docManager->RemoveFileFromHistory(n);
 
-            wxLogError(_("The file '%s' doesn't exist and couldn't be opened.\nIt has been also removed from the MRU files list."),
+            wxLogError(_("The file '%s' doesn't exist and couldn't be opened.\nIt has been removed from the most recently used files list."),
                        filename.c_str());
         }
     }
@@ -1799,224 +1896,6 @@ void wxDocPrintout::GetPageInfo(int *minPage, int *maxPage, int *selPageFrom, in
 
 #endif // wxUSE_PRINTING_ARCHITECTURE
 
-// ----------------------------------------------------------------------------
-// Command processing framework
-// ----------------------------------------------------------------------------
-
-wxCommand::wxCommand(bool canUndoIt, const wxString& name)
-{
-    m_canUndo = canUndoIt;
-    m_commandName = name;
-}
-
-wxCommand::~wxCommand()
-{
-}
-
-// Command processor
-wxCommandProcessor::wxCommandProcessor(int maxCommands)
-{
-    m_maxNoCommands = maxCommands;
-    m_currentCommand = (wxNode *) NULL;
-    m_commandEditMenu = (wxMenu *) NULL;
-    m_undoAccelerator = wxT("\tCtrl+Z");
-    m_redoAccelerator = wxT("\tCtrl+Y");
-}
-
-wxCommandProcessor::~wxCommandProcessor()
-{
-    ClearCommands();
-}
-
-// Pass a command to the processor. The processor calls Do();
-// if successful, is appended to the command history unless
-// storeIt is FALSE.
-bool wxCommandProcessor::Submit(wxCommand *command, bool storeIt)
-{
-    bool success = command->Do();
-    if (success && storeIt)
-    {
-        if (m_commands.Number() == m_maxNoCommands)
-        {
-            wxNode *firstNode = m_commands.First();
-            wxCommand *firstCommand = (wxCommand *)firstNode->Data();
-            delete firstCommand;
-            delete firstNode;
-        }
-
-        // Correct a bug: we must chop off the current 'branch'
-        // so that we're at the end of the command list.
-        if (!m_currentCommand)
-            ClearCommands();
-        else
-        {
-            wxNode *node = m_currentCommand->Next();
-            while (node)
-            {
-                wxNode *next = node->Next();
-                delete (wxCommand *)node->Data();
-                delete node;
-                node = next;
-            }
-        }
-
-        m_commands.Append(command);
-        m_currentCommand = m_commands.Last();
-        SetMenuStrings();
-    }
-    return success;
-}
-
-bool wxCommandProcessor::Undo()
-{
-    if (m_currentCommand)
-    {
-        wxCommand *command = (wxCommand *)m_currentCommand->Data();
-        if (command->CanUndo())
-        {
-            bool success = command->Undo();
-            if (success)
-            {
-                m_currentCommand = m_currentCommand->Previous();
-                SetMenuStrings();
-                return TRUE;
-            }
-        }
-    }
-    return FALSE;
-}
-
-bool wxCommandProcessor::Redo()
-{
-    wxCommand *redoCommand = (wxCommand *) NULL;
-    wxNode *redoNode = (wxNode *) NULL;
-    if (m_currentCommand && m_currentCommand->Next())
-    {
-        redoCommand = (wxCommand *)m_currentCommand->Next()->Data();
-        redoNode = m_currentCommand->Next();
-    }
-    else
-    {
-        if (m_commands.Number() > 0)
-        {
-            redoCommand = (wxCommand *)m_commands.First()->Data();
-            redoNode = m_commands.First();
-        }
-    }
-
-    if (redoCommand)
-    {
-        bool success = redoCommand->Do();
-        if (success)
-        {
-            m_currentCommand = redoNode;
-            SetMenuStrings();
-            return TRUE;
-        }
-    }
-    return FALSE;
-}
-
-bool wxCommandProcessor::CanUndo() const
-{
-    if (m_currentCommand)
-        return ((wxCommand *)m_currentCommand->Data())->CanUndo();
-    return FALSE;
-}
-
-bool wxCommandProcessor::CanRedo() const
-{
-    if ((m_currentCommand != (wxNode*) NULL) && (m_currentCommand->Next() == (wxNode*) NULL))
-        return FALSE;
-
-    if ((m_currentCommand != (wxNode*) NULL) && (m_currentCommand->Next() != (wxNode*) NULL))
-        return TRUE;
-
-    if ((m_currentCommand == (wxNode*) NULL) && (m_commands.Number() > 0))
-        return TRUE;
-
-    return FALSE;
-}
-
-void wxCommandProcessor::Initialize()
-{
-    m_currentCommand = m_commands.Last();
-    SetMenuStrings();
-}
-
-void wxCommandProcessor::SetMenuStrings()
-{
-    if (m_commandEditMenu)
-    {
-        wxString buf;
-        if (m_currentCommand)
-        {
-            wxCommand *command = (wxCommand *)m_currentCommand->Data();
-            wxString commandName(command->GetName());
-            if (commandName == wxT("")) commandName = _("Unnamed command");
-            bool canUndo = command->CanUndo();
-            if (canUndo)
-                buf = wxString(_("&Undo ")) + commandName + m_undoAccelerator;
-            else
-                buf = wxString(_("Can't &Undo ")) + commandName + m_undoAccelerator;
-
-            m_commandEditMenu->SetLabel(wxID_UNDO, buf);
-            m_commandEditMenu->Enable(wxID_UNDO, canUndo);
-
-            // We can redo, if we're not at the end of the history.
-            if (m_currentCommand->Next())
-            {
-                wxCommand *redoCommand = (wxCommand *)m_currentCommand->Next()->Data();
-                wxString redoCommandName(redoCommand->GetName());
-                if (redoCommandName == wxT("")) redoCommandName = _("Unnamed command");
-                buf = wxString(_("&Redo ")) + redoCommandName + m_redoAccelerator;
-                m_commandEditMenu->SetLabel(wxID_REDO, buf);
-                m_commandEditMenu->Enable(wxID_REDO, TRUE);
-            }
-            else
-            {
-                m_commandEditMenu->SetLabel(wxID_REDO, _("&Redo") + m_redoAccelerator);
-                m_commandEditMenu->Enable(wxID_REDO, FALSE);
-            }
-        }
-        else
-        {
-            m_commandEditMenu->SetLabel(wxID_UNDO, _("&Undo") + m_undoAccelerator);
-            m_commandEditMenu->Enable(wxID_UNDO, FALSE);
-
-            if (m_commands.Number() == 0)
-            {
-                m_commandEditMenu->SetLabel(wxID_REDO, _("&Redo") + m_redoAccelerator);
-                m_commandEditMenu->Enable(wxID_REDO, FALSE);
-            }
-            else
-            {
-                // currentCommand is NULL but there are commands: this means that
-                // we've undone to the start of the list, but can redo the first.
-                wxCommand *redoCommand = (wxCommand *)m_commands.First()->Data();
-                wxString redoCommandName(redoCommand->GetName());
-                if (redoCommandName == wxT("")) redoCommandName = _("Unnamed command");
-                buf = wxString(_("&Redo ")) + redoCommandName + m_redoAccelerator;
-                m_commandEditMenu->SetLabel(wxID_REDO, buf);
-                m_commandEditMenu->Enable(wxID_REDO, TRUE);
-            }
-        }
-    }
-}
-
-void wxCommandProcessor::ClearCommands()
-{
-    wxNode *node = m_commands.First();
-    while (node)
-    {
-        wxCommand *command = (wxCommand *)node->Data();
-        delete command;
-        delete node;
-        node = m_commands.First();
-    }
-    m_currentCommand = (wxNode *) NULL;
-}
-
 // ----------------------------------------------------------------------------
 // File history processor
 // ----------------------------------------------------------------------------
@@ -2124,11 +2003,6 @@ void wxFileHistory::RemoveFileFromHistory(int i)
     wxCHECK_RET( i < m_fileHistoryN,
                  wxT("invalid index in wxFileHistory::RemoveFileFromHistory") );
 
-    wxNode* node = m_fileMenus.First();
-    while ( node )
-    {
-        wxMenu* menu = (wxMenu*) node->Data();
-
         // delete the element from the array (could use memmove() too...)
         delete [] m_fileHistory[i];
 
@@ -2138,6 +2012,12 @@ void wxFileHistory::RemoveFileFromHistory(int i)
             m_fileHistory[j] = m_fileHistory[j + 1];
         }
 
+    wxNode* node = m_fileMenus.First();
+    while ( node )
+    {
+        wxMenu* menu = (wxMenu*) node->Data();
+
+
         // shuffle filenames up
         wxString buf;
         for ( j = i; j < m_fileHistoryN - 1; j++ )
@@ -2149,6 +2029,7 @@ void wxFileHistory::RemoveFileFromHistory(int i)
         node = node->Next();
 
         // delete the last menu item which is unused now
+        if (menu->FindItem(wxID_FILE1 + m_fileHistoryN - 1))
         menu->Delete(wxID_FILE1 + m_fileHistoryN - 1);
 
         // delete the last separator too if no more files are left
@@ -2274,7 +2155,7 @@ void wxFileHistory::AddFilesToMenu(wxMenu* menu)
 // ----------------------------------------------------------------------------
 
 #if wxUSE_STD_IOSTREAM
-bool wxTransferFileToStream(const wxString& filename, ostream& stream)
+bool wxTransferFileToStream(const wxString& filename, wxSTD ostream& stream)
 {
     FILE *fd1;
     int ch;
@@ -2289,7 +2170,7 @@ bool wxTransferFileToStream(const wxString& filename, ostream& stream)
     return TRUE;
 }
 
-bool wxTransferStreamToFile(istream& stream, const wxString& filename)
+bool wxTransferStreamToFile(wxSTD istream& stream, const wxString& filename)
 {
     FILE *fd1;
     int ch;
@@ -2334,7 +2215,7 @@ bool wxTransferStreamToFile(wxInputStream& stream, const wxString& filename)
         return FALSE;
     }
 
-    int len = stream.StreamSize();
+    int len = stream.GetSize();
     // TODO: is this the correct test for EOF?
     while (stream.TellI() < (len - 1))
     {