1. undid my wrong fix to wxWindowBase::Centre

[wxWidgets.git] / src / common / docview.cpp

diff --git a/src/common/docview.cpp b/src/common/docview.cpp
index 61c7923fa1ac1df11a6e81b9c02c21003cf2bdb1..3d582f88072f9f36c62f038ba95e166a4f181ff6 100644 (file)
--- a/src/common/docview.cpp
+++ b/src/common/docview.cpp
@@ -56,6 +56,7 @@
 #include "wx/choicdlg.h"
 #include "wx/docview.h"
 #include "wx/confbase.h"
 #include "wx/choicdlg.h"
 #include "wx/docview.h"
 #include "wx/confbase.h"

+#include "wx/file.h"

 
 #include <stdio.h>
 #include <string.h>
 
 #include <stdio.h>
 #include <string.h>


@@ -98,6 +99,12 @@
 
 static inline wxString FindExtension(const wxChar *path);
 
 
 static inline wxString FindExtension(const wxChar *path);
 

+// ----------------------------------------------------------------------------
+// local constants
+// ----------------------------------------------------------------------------
+
+static const wxChar *s_MRUEntryFormat = wxT("&%d %s");
+

 // ============================================================================
 // implementation
 // ============================================================================
 // ============================================================================
 // implementation
 // ============================================================================


@@ -217,7 +224,7 @@ bool wxDocument::Save()
     bool ret = FALSE;
 
     if (!IsModified()) return TRUE;
     bool ret = FALSE;
 
     if (!IsModified()) return TRUE;

-    if (m_documentFile == _T("") || !m_savedYet)
+    if (m_documentFile == wxT("") || !m_savedYet)

         ret = SaveAs();
     else
         ret = OnSaveDocument(m_documentFile);
         ret = SaveAs();
     else
         ret = OnSaveDocument(m_documentFile);


@@ -247,7 +254,7 @@ bool wxDocument::SaveAs()
     wxString path, name, ext;
     wxSplitPath(fileName, & path, & name, & ext);
 
     wxString path, name, ext;
     wxSplitPath(fileName, & path, & name, & ext);
 

-    if (ext.IsEmpty() || ext == _T(""))
+    if (ext.IsEmpty() || ext == wxT(""))

     {
         fileName += ".";
         fileName += docTemplate->GetDefaultExtension();
     {
         fileName += ".";
         fileName += docTemplate->GetDefaultExtension();


@@ -276,7 +283,7 @@ bool wxDocument::OnSaveDocument(const wxString& file)
         return FALSE;
 
     wxString msgTitle;
         return FALSE;
 
     wxString msgTitle;

-    if (wxTheApp->GetAppName() != _T(""))
+    if (wxTheApp->GetAppName() != wxT(""))

         msgTitle = wxTheApp->GetAppName();
     else
         msgTitle = wxString(_("File error"));
         msgTitle = wxTheApp->GetAppName();
     else
         msgTitle = wxString(_("File error"));


@@ -312,7 +319,7 @@ bool wxDocument::OnOpenDocument(const wxString& file)
         return FALSE;
 
     wxString msgTitle;
         return FALSE;
 
     wxString msgTitle;

-    if (wxTheApp->GetAppName() != _T(""))
+    if (wxTheApp->GetAppName() != wxT(""))

         msgTitle = wxTheApp->GetAppName();
     else
         msgTitle = wxString(_("File error"));
         msgTitle = wxTheApp->GetAppName();
     else
         msgTitle = wxString(_("File error"));


@@ -371,12 +378,12 @@ bool wxDocument::Revert()
 // Get title, or filename if no title, else unnamed
 bool wxDocument::GetPrintableName(wxString& buf) const
 {
 // Get title, or filename if no title, else unnamed
 bool wxDocument::GetPrintableName(wxString& buf) const
 {

-    if (m_documentTitle != _T(""))
+    if (m_documentTitle != wxT(""))

     {
         buf = m_documentTitle;
         return TRUE;
     }
     {
         buf = m_documentTitle;
         return TRUE;
     }

-    else if (m_documentFile != _T(""))
+    else if (m_documentFile != wxT(""))

     {
         buf = wxFileNameFromPath(m_documentFile);
         return TRUE;
     {
         buf = wxFileNameFromPath(m_documentFile);
         return TRUE;


@@ -411,7 +418,7 @@ bool wxDocument::OnSaveModified()
         GetPrintableName(title);
 
         wxString msgTitle;
         GetPrintableName(title);
 
         wxString msgTitle;

-        if (wxTheApp->GetAppName() != _T(""))
+        if (wxTheApp->GetAppName() != wxT(""))

             msgTitle = wxTheApp->GetAppName();
         else
             msgTitle = wxString(_("Warning"));
             msgTitle = wxTheApp->GetAppName();
         else
             msgTitle = wxString(_("Warning"));


@@ -521,7 +528,7 @@ wxView::wxView()
 
 wxView::~wxView()
 {
 
 wxView::~wxView()
 {

-    GetDocumentManager()->ActivateView(this, FALSE, TRUE);
+//    GetDocumentManager()->ActivateView(this, FALSE, TRUE);

     m_viewDocument->RemoveView(this);
 }
 
     m_viewDocument->RemoveView(this);
 }
 


@@ -978,8 +985,8 @@ wxDocument *wxDocManager::CreateDocument(const wxString& path, long flags)
     // Existing document
     wxDocTemplate *temp = (wxDocTemplate *) NULL;
 
     // Existing document
     wxDocTemplate *temp = (wxDocTemplate *) NULL;
 

-    wxString path2(_T(""));
-    if (path != _T(""))
+    wxString path2(wxT(""));
+    if (path != wxT(""))

         path2 = path;
 
     if (flags & wxDOC_SILENT)
         path2 = path;
 
     if (flags & wxDOC_SILENT)


@@ -1095,6 +1102,12 @@ void wxDocManager::AddFileToHistory(const wxString& file)
         m_fileHistory->AddFileToHistory(file);
 }
 
         m_fileHistory->AddFileToHistory(file);
 }
 

+void wxDocManager::RemoveFileFromHistory(int i)
+{
+    if (m_fileHistory)
+        m_fileHistory->RemoveFileFromHistory(i);
+}
+

 wxString wxDocManager::GetHistoryFile(int i) const
 {
     wxString histFile;
 wxString wxDocManager::GetHistoryFile(int i) const
 {
     wxString histFile;


@@ -1198,21 +1211,21 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates,
         {
             // add a '|' to separate this filter from the previous one
             if ( !descrBuf.IsEmpty() )
         {
             // add a '|' to separate this filter from the previous one
             if ( !descrBuf.IsEmpty() )

-                descrBuf << _T('|');
+                descrBuf << wxT('|');

 
             descrBuf << templates[i]->GetDescription()
 
             descrBuf << templates[i]->GetDescription()

-                << _T(" (") << templates[i]->GetFileFilter() << _T(") |")
+                << wxT(" (") << templates[i]->GetFileFilter() << wxT(") |")

                 << templates[i]->GetFileFilter();
         }
     }
 #else
                 << templates[i]->GetFileFilter();
         }
     }
 #else

-    wxString descrBuf = _T("*.*");
+    wxString descrBuf = wxT("*.*");

 #endif
 
     int FilterIndex = 0;
     wxString pathTmp = wxFileSelectorEx(_("Select a file"),
 #endif
 
     int FilterIndex = 0;
     wxString pathTmp = wxFileSelectorEx(_("Select a file"),

-                                        _T(""),
-                                        _T(""),
+                                        m_lastDirectory,
+                                        wxT(""),

                                         &FilterIndex,
                                         descrBuf,
                                         0,
                                         &FilterIndex,
                                         descrBuf,
                                         0,


@@ -1220,6 +1233,8 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates,
 
     if (!pathTmp.IsEmpty())
     {
 
     if (!pathTmp.IsEmpty())
     {

+        m_lastDirectory = wxPathOnly(pathTmp);
+

         path = pathTmp;
         wxString theExt = FindExtension(path);
         if (!theExt)
         path = pathTmp;
         wxString theExt = FindExtension(path);
         if (!theExt)


@@ -1237,7 +1252,7 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates,
     }
     else
     {
     }
     else
     {

-        path = _T("");
+        path = wxT("");

         return (wxDocTemplate *) NULL;
     }
 #if 0
         return (wxDocTemplate *) NULL;
     }
 #if 0


@@ -1248,7 +1263,7 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates,
     if (!temp)
         return (wxDocTemplate *) NULL;
 
     if (!temp)
         return (wxDocTemplate *) NULL;
 

-    wxChar *pathTmp = wxFileSelector(_("Select a file"), _T(""), _T(""),
+    wxChar *pathTmp = wxFileSelector(_("Select a file"), wxT(""), wxT(""),

             temp->GetDefaultExtension(),
             temp->GetFileFilter(),
             0, wxTheApp->GetTopWindow());
             temp->GetDefaultExtension(),
             temp->GetFileFilter(),
             0, wxTheApp->GetTopWindow());


@@ -1274,7 +1289,7 @@ wxDocTemplate *wxDocManager::SelectDocumentType(wxDocTemplate **templates,
     {
         if (templates[i]->IsVisible())
         {
     {
         if (templates[i]->IsVisible())
         {

-            strings[n] = WXSTRINGCAST templates[i]->m_description;
+            strings[n] = (wxChar *)templates[i]->m_description.c_str();

             data[n] = (wxChar *)templates[i];
             n ++;
         }
             data[n] = (wxChar *)templates[i];
             n ++;
         }


@@ -1294,7 +1309,7 @@ wxDocTemplate *wxDocManager::SelectDocumentType(wxDocTemplate **templates,
     }
 
     wxDocTemplate *theTemplate = (wxDocTemplate *)wxGetSingleChoiceData(_("Select a document template"), _("Templates"), n,
     }
 
     wxDocTemplate *theTemplate = (wxDocTemplate *)wxGetSingleChoiceData(_("Select a document template"), _("Templates"), n,

-            strings, (char **)data);
+            strings, (void **)data);

     delete[] strings;
     delete[] data;
     return theTemplate;
     delete[] strings;
     delete[] data;
     return theTemplate;


@@ -1309,15 +1324,15 @@ wxDocTemplate *wxDocManager::SelectViewType(wxDocTemplate **templates,
     int n = 0;
     for (i = 0; i < noTemplates; i++)
     {
     int n = 0;
     for (i = 0; i < noTemplates; i++)
     {

-        if (templates[i]->IsVisible() && (templates[i]->GetViewName() != _T("")))
+        if (templates[i]->IsVisible() && (templates[i]->GetViewName() != wxT("")))

         {
         {

-            strings[n] = WXSTRINGCAST templates[i]->m_viewTypeName;
+            strings[n] = (wxChar *)templates[i]->m_viewTypeName.c_str();

             data[n] = (wxChar *)templates[i];
             n ++;
         }
     }
     wxDocTemplate *theTemplate = (wxDocTemplate *)wxGetSingleChoiceData(_("Select a document view"), _("Views"), n,
             data[n] = (wxChar *)templates[i];
             n ++;
         }
     }
     wxDocTemplate *theTemplate = (wxDocTemplate *)wxGetSingleChoiceData(_("Select a document view"), _("Views"), n,

-            strings, (char **)data);
+            strings, (void **)data);

     delete[] strings;
     delete[] data;
     return theTemplate;
     delete[] strings;
     delete[] data;
     return theTemplate;


@@ -1482,9 +1497,27 @@ void wxDocParentFrame::OnExit(wxCommandEvent& WXUNUSED(event))
 
 void wxDocParentFrame::OnMRUFile(wxCommandEvent& event)
 {
 
 void wxDocParentFrame::OnMRUFile(wxCommandEvent& event)
 {

-    wxString f(m_docManager->GetHistoryFile(event.GetSelection() - wxID_FILE1));
-    if (f != _T(""))
-        (void)m_docManager->CreateDocument(f, wxDOC_SILENT);
+    int n = event.GetSelection() - wxID_FILE1;  // the index in MRU list
+    wxString filename(m_docManager->GetHistoryFile(n));
+    if ( !filename.IsEmpty() )
+    {
+        // verify that the file exists before doing anything else
+        if ( wxFile::Exists(filename) )
+        {
+            // try to open it
+            (void)m_docManager->CreateDocument(filename, wxDOC_SILENT);
+        }
+        else
+        {
+            // remove the bogus filename from the MRU list and notify the user
+            // about it
+            m_docManager->RemoveFileFromHistory(n);
+
+            wxLogError(_("The file '%s' doesn't exist and couldn't be opened.\n"
+                         "It has been also removed from the MRU files list."),
+                       filename.c_str());
+        }
+    }

 }
 
 // Extend event processing to search the view's event table
 }
 
 // Extend event processing to search the view's event table


@@ -1512,7 +1545,7 @@ void wxDocParentFrame::OnCloseWindow(wxCloseEvent& event)
 #if wxUSE_PRINTING_ARCHITECTURE
 
 wxDocPrintout::wxDocPrintout(wxView *view, const wxString& title)
 #if wxUSE_PRINTING_ARCHITECTURE
 
 wxDocPrintout::wxDocPrintout(wxView *view, const wxString& title)

-             : wxPrintout(WXSTRINGCAST title)
+             : wxPrintout(title)

 {
     m_printoutView = view;
 }
 {
     m_printoutView = view;
 }


@@ -1728,7 +1761,7 @@ void wxCommandProcessor::SetMenuStrings()
         {
             wxCommand *command = (wxCommand *)m_currentCommand->Data();
             wxString commandName(command->GetName());
         {
             wxCommand *command = (wxCommand *)m_currentCommand->Data();
             wxString commandName(command->GetName());

-            if (commandName == _T("")) commandName = _("Unnamed command");
+            if (commandName == wxT("")) commandName = _("Unnamed command");

             bool canUndo = command->CanUndo();
             if (canUndo)
                 buf = wxString(_("&Undo ")) + commandName;
             bool canUndo = command->CanUndo();
             if (canUndo)
                 buf = wxString(_("&Undo ")) + commandName;


@@ -1743,7 +1776,7 @@ void wxCommandProcessor::SetMenuStrings()
             {
                 wxCommand *redoCommand = (wxCommand *)m_currentCommand->Next()->Data();
                 wxString redoCommandName(redoCommand->GetName());
             {
                 wxCommand *redoCommand = (wxCommand *)m_currentCommand->Next()->Data();
                 wxString redoCommandName(redoCommand->GetName());

-                if (redoCommandName == _T("")) redoCommandName = _("Unnamed command");
+                if (redoCommandName == wxT("")) redoCommandName = _("Unnamed command");

                 buf = wxString(_("&Redo ")) + redoCommandName;
                 m_commandEditMenu->SetLabel(wxID_REDO, buf);
                 m_commandEditMenu->Enable(wxID_REDO, TRUE);
                 buf = wxString(_("&Redo ")) + redoCommandName;
                 m_commandEditMenu->SetLabel(wxID_REDO, buf);
                 m_commandEditMenu->Enable(wxID_REDO, TRUE);


@@ -1770,7 +1803,7 @@ void wxCommandProcessor::SetMenuStrings()
                 // 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());
                 // 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 == _T("")) redoCommandName = _("Unnamed command");
+                if (redoCommandName == wxT("")) redoCommandName = _("Unnamed command");

                 buf = wxString(_("&Redo ")) + redoCommandName;
                 m_commandEditMenu->SetLabel(wxID_REDO, buf);
                 m_commandEditMenu->Enable(wxID_REDO, TRUE);
                 buf = wxString(_("&Redo ")) + redoCommandName;
                 m_commandEditMenu->SetLabel(wxID_REDO, buf);
                 m_commandEditMenu->Enable(wxID_REDO, TRUE);


@@ -1855,7 +1888,7 @@ void wxFileHistory::AddFileToHistory(const wxString& file)
         if (m_fileHistory[i])
         {
             wxString buf;
         if (m_fileHistory[i])
         {
             wxString buf;

-            buf.Printf(_T("&%d %s"), i+1, m_fileHistory[i]);
+            buf.Printf(s_MRUEntryFormat, i+1, m_fileHistory[i]);

             wxNode* node = m_fileMenus.First();
             while (node)
             {
             wxNode* node = m_fileMenus.First();
             while (node)
             {


@@ -1866,12 +1899,71 @@ void wxFileHistory::AddFileToHistory(const wxString& file)
         }
 }
 
         }
 }
 

+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];
+
+        int j;
+        for ( j = i; j < m_fileHistoryN - 1; j++ )
+        {
+            m_fileHistory[j] = m_fileHistory[j + 1];
+        }
+
+        // shuffle filenames up
+        wxString buf;
+        for ( j = i; j < m_fileHistoryN - 1; j++ )
+        {
+            buf.Printf(s_MRUEntryFormat, j + 1, m_fileHistory[j]);
+            menu->SetLabel(wxID_FILE1 + j, buf);
+        }
+
+        node = node->Next();
+
+        // delete the last menu item which is unused now
+        menu->Delete(wxID_FILE1 + m_fileHistoryN - 1);
+
+        // delete the last separator too if no more files are left
+        if ( m_fileHistoryN == 1 )
+        {
+            wxMenuItemList::Node *node = menu->GetMenuItems().GetLast();
+            if ( node )
+            {
+                wxMenuItem *menuItem = node->GetData();
+                if ( menuItem->IsSeparator() )
+                {
+                    menu->Delete(menuItem);
+                }
+                //else: should we search backwards for the last separator?
+            }
+            //else: menu is empty somehow
+        }
+    }
+
+    m_fileHistoryN--;
+}
+

 wxString wxFileHistory::GetHistoryFile(int i) const
 {
 wxString wxFileHistory::GetHistoryFile(int i) const
 {

-    if (i < m_fileHistoryN)
-        return wxString(m_fileHistory[i]);
+    wxString s;
+    if ( i < m_fileHistoryN )
+    {
+        s = m_fileHistory[i];
+    }

     else
     else

-        return wxString("");
+    {
+        wxFAIL_MSG( wxT("bad index in wxFileHistory::GetHistoryFile") );
+    }
+
+    return s;

 }
 
 void wxFileHistory::UseMenu(wxMenu *menu)
 }
 
 void wxFileHistory::UseMenu(wxMenu *menu)


@@ -1890,13 +1982,13 @@ void wxFileHistory::Load(wxConfigBase& config)
 {
     m_fileHistoryN = 0;
     wxString buf;
 {
     m_fileHistoryN = 0;
     wxString buf;

-    buf.Printf(_T("file%d"), m_fileHistoryN+1);
+    buf.Printf(wxT("file%d"), m_fileHistoryN+1);

     wxString historyFile;
     wxString historyFile;

-    while ((m_fileHistoryN <= m_fileMaxFiles) && config.Read(buf, &historyFile) && (historyFile != _T("")))
+    while ((m_fileHistoryN <= m_fileMaxFiles) && config.Read(buf, &historyFile) && (historyFile != wxT("")))

     {
         m_fileHistory[m_fileHistoryN] = copystring((const wxChar*) historyFile);
         m_fileHistoryN ++;
     {
         m_fileHistory[m_fileHistoryN] = copystring((const wxChar*) historyFile);
         m_fileHistoryN ++;

-        buf.Printf(_T("file%d"), m_fileHistoryN+1);
+        buf.Printf(wxT("file%d"), m_fileHistoryN+1);

         historyFile = "";
     }
     AddFilesToMenu();
         historyFile = "";
     }
     AddFilesToMenu();


@@ -1908,7 +2000,7 @@ void wxFileHistory::Save(wxConfigBase& config)
     for (i = 0; i < m_fileHistoryN; i++)
     {
         wxString buf;
     for (i = 0; i < m_fileHistoryN; i++)
     {
         wxString buf;

-        buf.Printf(_T("file%d"), i+1);
+        buf.Printf(wxT("file%d"), i+1);

         config.Write(buf, wxString(m_fileHistory[i]));
     }
 }
         config.Write(buf, wxString(m_fileHistory[i]));
     }
 }


@@ -1929,7 +2021,7 @@ void wxFileHistory::AddFilesToMenu()
                 if (m_fileHistory[i])
                 {
                     wxString buf;
                 if (m_fileHistory[i])
                 {
                     wxString buf;

-                    buf.Printf(_T("&%d %s"), i+1, m_fileHistory[i]);
+                    buf.Printf(s_MRUEntryFormat, i+1, m_fileHistory[i]);

                     menu->Append(wxID_FILE1+i, buf);
                 }
             }
                     menu->Append(wxID_FILE1+i, buf);
                 }
             }


@@ -1949,7 +2041,7 @@ void wxFileHistory::AddFilesToMenu(wxMenu* menu)
             if (m_fileHistory[i])
             {
                 wxString buf;
             if (m_fileHistory[i])
             {
                 wxString buf;

-                buf.Printf(_T("&%d %s"), i+1, m_fileHistory[i]);
+                buf.Printf(s_MRUEntryFormat, i+1, m_fileHistory[i]);

                 menu->Append(wxID_FILE1+i, buf);
             }
         }
                 menu->Append(wxID_FILE1+i, buf);
             }
         }