Silence warning about truncation since the comment says it ok

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

diff --git a/src/common/docview.cpp b/src/common/docview.cpp
index 850a94090d9b2aefe433d4b81aa2d71801b79212..86736878ffcae4135a10641d57ccc63c8149ae1c 100644 (file)
--- a/src/common/docview.cpp
+++ b/src/common/docview.cpp
@@ -17,10 +17,6 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma implementation "docview.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
@@ -571,7 +567,7 @@ bool wxDocument::DoSaveDocument(const wxString& file)
         msgTitle = wxString(_("File error"));
 
 #if wxUSE_STD_IOSTREAM
-    wxSTD ofstream store(file.mb_str());
+    wxSTD ofstream store(file.mb_str(), wxSTD ios::binary);
     if (store.fail() || store.bad())
 #else
     wxFileOutputStream store(file);
@@ -596,39 +592,26 @@ bool wxDocument::DoSaveDocument(const wxString& file)
 
 bool wxDocument::DoOpenDocument(const wxString& file)
 {
-    wxString msgTitle;
-    if (!wxTheApp->GetAppName().empty())
-        msgTitle = wxTheApp->GetAppName();
-    else
-        msgTitle = wxString(_("File error"));
-
 #if wxUSE_STD_IOSTREAM
-    wxSTD ifstream store(file.mb_str());
-    if (store.fail() || store.bad())
+    wxSTD ifstream store(file.mb_str(), wxSTD ios::binary);
+    if (!store.fail() && !store.bad())
 #else
     wxFileInputStream store(file);
-    if (store.GetLastError() != wxSTREAM_NO_ERROR)
+    if (store.GetLastError() == wxSTREAM_NO_ERROR)
 #endif
     {
-        (void)wxMessageBox(_("Sorry, could not open this file."), msgTitle, wxOK|wxICON_EXCLAMATION,
-                           GetDocumentWindow());
-        return false;
-    }
 #if wxUSE_STD_IOSTREAM
-    LoadObject(store);
-    if ( !store && !store.eof() )
+        LoadObject(store);
+        if ( !!store || store.eof() )
 #else
-    int res = LoadObject(store).GetLastError();
-    if ((res != wxSTREAM_NO_ERROR) &&
-        (res != wxSTREAM_EOF))
+        int res = LoadObject(store).GetLastError();
+        if ( res == wxSTREAM_NO_ERROR || res == wxSTREAM_EOF )
 #endif
-    {
-        (void)wxMessageBox(_("Sorry, could not open this file."), msgTitle, wxOK|wxICON_EXCLAMATION,
-                           GetDocumentWindow());
-        return false;
+            return true;
     }
 
-    return true;
+    wxLogError(_("Sorry, could not open this file."));
+    return false;
 }
 
 
@@ -673,14 +656,18 @@ void wxView::OnUpdate(wxView *WXUNUSED(sender), wxObject *WXUNUSED(hint))
 
 void wxView::OnChangeFilename()
 {
-    if (GetFrame() && GetDocument())
-    {
-        wxString title;
+    // GetFrame can return wxWindow rather than wxTopLevelWindow due to
+    // generic MDI implementation so use SetLabel rather than SetTitle.
+    // It should cause SetTitle() for top level windows.
+    wxWindow *win = GetFrame();
+    if (!win) return;
 
-        GetDocument()->GetPrintableName(title);
+    wxDocument *doc = GetDocument();
+    if (!doc) return;
 
-        GetFrame()->SetTitle(title);
-    }
+    wxString name;
+    doc->GetPrintableName(name);
+    win->SetLabel(name);
 }
 
 void wxView::SetDocument(wxDocument *doc)
@@ -1225,7 +1212,12 @@ wxDocument *wxDocManager::CreateDocument(const wxString& path, long flags)
             {
                 newDoc->SetDocumentName(temp->GetDocumentName());
                 newDoc->SetDocumentTemplate(temp);
-                newDoc->OnNewDocument();
+                if (!newDoc->OnNewDocument() )
+                {
+                     // Document is implicitly deleted by DeleteAllViews
+                     newDoc->DeleteAllViews();
+                     return NULL;
+                }
             }
             return newDoc;
         }
@@ -1248,7 +1240,12 @@ wxDocument *wxDocManager::CreateDocument(const wxString& path, long flags)
             {
                 newDoc->SetDocumentName(temp->GetDocumentName());
                 newDoc->SetDocumentTemplate(temp);
-                newDoc->OnNewDocument();
+                if (!newDoc->OnNewDocument() )
+                {
+                     // Document is implicitly deleted by DeleteAllViews
+                     newDoc->DeleteAllViews();
+                     return NULL;
+                }
             }
             return newDoc;
         }
@@ -1288,6 +1285,28 @@ wxDocument *wxDocManager::CreateDocument(const wxString& path, long flags)
             }
         }
 
+        //see if this file is already open
+        for (size_t i = 0; i < GetDocuments().GetCount(); ++i)
+        {
+            wxDocument* currentDoc = (wxDocument*)(GetDocuments().Item(i)->GetData());
+#ifdef __WXMSW__
+            //file paths are case-insensitive on Windows
+            if (path2.CmpNoCase(currentDoc->GetFilename()) == 0)
+#else
+            if (path2.Cmp(currentDoc->GetFilename()) == 0)
+#endif
+            {
+                //file already open. Just activate it and return
+                if (currentDoc->GetFirstView())
+                {
+                    ActivateView(currentDoc->GetFirstView(), true);
+                    if (currentDoc->GetDocumentWindow())
+                        currentDoc->GetDocumentWindow()->SetFocus();
+                    return currentDoc;
+                }
+            }
+        }
+
         wxDocument *newDoc = temp->CreateDocument(path2, flags);
         if (newDoc)
         {
@@ -2146,6 +2165,8 @@ void wxFileHistory::AddFileToHistory(const wxString& file)
                 pathInMenu = m_fileHistory[i];
             }
 
+            // we need to quote '&' characters which are used for mnemonics
+            pathInMenu.Replace(_T("&"), _T("&&"));
             wxString buf;
             buf.Printf(s_MRUEntryFormat, i + 1, pathInMenu.c_str());
             wxList::compatibility_iterator node = m_fileMenus.GetFirst();
@@ -2176,20 +2197,20 @@ void wxFileHistory::RemoveFileFromHistory(size_t i)
     wxList::compatibility_iterator node = m_fileMenus.GetFirst();
     while ( node )
     {
-         wxMenu* menu = (wxMenu*) node->GetData();
+        wxMenu* menu = (wxMenu*) node->GetData();
 
-         // shuffle filenames up
-         wxString buf;
-         for ( j = i; j < m_fileHistoryN - 1; j++ )
-         {
-             buf.Printf(s_MRUEntryFormat, j + 1, m_fileHistory[j]);
-             menu->SetLabel(m_idBase + j, buf);
-         }
+        // shuffle filenames up
+        wxString buf;
+        for ( j = i; j < m_fileHistoryN - 1; j++ )
+        {
+            buf.Printf(s_MRUEntryFormat, j + 1, m_fileHistory[j]);
+            menu->SetLabel(m_idBase + j, buf);
+        }
 
-         node = node->GetNext();
+        node = node->GetNext();
 
         // delete the last menu item which is unused now
-        wxWindowID lastItemId = m_idBase + m_fileHistoryN - 1;
+        wxWindowID lastItemId = m_idBase + wx_truncate_cast(wxWindowID, m_fileHistoryN) - 1;
         if (menu->FindItem(lastItemId))
         {
             menu->Delete(lastItemId);
@@ -2198,10 +2219,10 @@ void wxFileHistory::RemoveFileFromHistory(size_t i)
         // delete the last separator too if no more files are left
         if ( m_fileHistoryN == 1 )
         {
-            wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetLast();
-            if ( node )
+            wxMenuItemList::compatibility_iterator nodeLast = menu->GetMenuItems().GetLast();
+            if ( nodeLast )
             {
-                wxMenuItem *menuItem = node->GetData();
+                wxMenuItem *menuItem = nodeLast->GetData();
                 if ( menuItem->IsSeparator() )
                 {
                     menu->Delete(menuItem);
@@ -2424,4 +2445,3 @@ bool wxTransferStreamToFile(wxInputStream& stream, const wxString& filename)
 #endif // wxUSE_STD_IOSTREAM/!wxUSE_STD_IOSTREAM
 
 #endif // wxUSE_DOC_VIEW_ARCHITECTURE
-