X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c6e4d276a34ff0bf57c2da45f3cd84f296afacd2..67fdb6f9af36cba7a0b06e61be320ce914dc3f4f:/src/common/docview.cpp?ds=inline

diff --git a/src/common/docview.cpp b/src/common/docview.cpp
index 5d53187c73..459ce5585c 100644
--- a/src/common/docview.cpp
+++ b/src/common/docview.cpp
@@ -56,7 +56,9 @@
 #include "wx/cmdproc.h"
 #include "wx/tokenzr.h"
 #include "wx/filename.h"
+#include "wx/stdpaths.h"
 #include "wx/vector.h"
+#include "wx/ptr_scpd.h"
 
 #if wxUSE_STD_IOSTREAM
     #include "wx/ioswrap.h"
@@ -111,7 +113,7 @@ wxWindow *wxFindSuitableParent()
 wxString FindExtension(const wxString& path)
 {
     wxString ext;
-    wxSplitPath(path, NULL, NULL, &ext);
+    wxFileName::SplitPath(path, NULL, NULL, &ext);
 
     // VZ: extensions are considered not case sensitive - is this really a good
     //     idea?
@@ -259,7 +261,7 @@ bool wxDocument::OnNewDocument()
 
 bool wxDocument::Save()
 {
-    if (!IsModified() && m_savedYet)
+    if ( AlreadySaved() )
         return true;
 
     if ( m_documentFile.empty() || !m_savedYet )
@@ -306,10 +308,14 @@ bool wxDocument::SaveAs()
     wxString filter = docTemplate->GetFileFilter() ;
 #endif
     wxString defaultDir = docTemplate->GetDirectory();
-    if (defaultDir.IsEmpty())
+    if ( defaultDir.empty() )
+    {
         defaultDir = wxPathOnly(GetFilename());
+        if ( defaultDir.empty() )
+            defaultDir = GetDocumentManager()->GetLastDirectory();
+    }
 
-    wxString tmp = wxFileSelector(_("Save As"),
+    wxString fileName = wxFileSelector(_("Save As"),
             defaultDir,
             wxFileNameFromPath(GetFilename()),
             docTemplate->GetDefaultExtension(),
@@ -317,12 +323,11 @@ bool wxDocument::SaveAs()
             wxFD_SAVE | wxFD_OVERWRITE_PROMPT,
             GetDocumentWindow());
 
-    if (tmp.empty())
+    if (fileName.empty())
         return false;
 
-    wxString fileName(tmp);
-    wxString path, name, ext;
-    wxSplitPath(fileName, & path, & name, & ext);
+    wxString ext;
+    wxFileName::SplitPath(fileName, NULL, NULL, &ext);
 
     if (ext.empty())
     {
@@ -330,22 +335,13 @@ bool wxDocument::SaveAs()
         fileName += docTemplate->GetDefaultExtension();
     }
 
-    SetFilename(fileName);
-    SetTitle(wxFileNameFromPath(fileName));
-
-    // Notify the views that the filename has changed
-    wxList::compatibility_iterator node = m_documentViews.GetFirst();
-    while (node)
-    {
-        wxView *view = (wxView *)node->GetData();
-        view->OnChangeFilename();
-        node = node->GetNext();
-    }
-
     // Files that were not saved correctly are not added to the FileHistory.
-    if (!OnSaveDocument(m_documentFile))
+    if (!OnSaveDocument(fileName))
         return false;
 
+    SetTitle(wxFileNameFromPath(fileName));
+    SetFilename(fileName, true);    // will call OnChangeFileName automatically
+
    // A file that doesn't use the default extension of its document template cannot be opened
    // via the FileHistory, so we do not add it.
    if (docTemplate->FileMatchesTemplate(fileName))
@@ -480,12 +476,12 @@ bool wxDocument::OnSaveModified()
                  (
                     wxString::Format
                     (
-                     _("Do you want to save changes to document %s?"),
+                     _("Do you want to save changes to %s?"),
                      GetUserReadableName()
                     ),
                     wxTheApp->GetAppDisplayName(),
-                    wxYES_NO | wxCANCEL | wxICON_QUESTION,
-                    GetDocumentWindow()
+                    wxYES_NO | wxCANCEL | wxICON_QUESTION | wxCENTRE,
+                    wxFindSuitableParent()
                  ) )
         {
             case wxNO:
@@ -565,6 +561,11 @@ void wxDocument::NotifyClosing()
 void wxDocument::SetFilename(const wxString& filename, bool notifyViews)
 {
     m_documentFile = filename;
+    OnChangeFilename(notifyViews);
+}
+
+void wxDocument::OnChangeFilename(bool notifyViews)
+{
     if ( notifyViews )
     {
         // Notify the views that the filename has changed
@@ -580,30 +581,21 @@ void wxDocument::SetFilename(const wxString& filename, bool notifyViews)
 
 bool wxDocument::DoSaveDocument(const wxString& file)
 {
-    wxString msgTitle;
-    if (!wxTheApp->GetAppDisplayName().empty())
-        msgTitle = wxTheApp->GetAppDisplayName();
-    else
-        msgTitle = wxString(_("File error"));
-
 #if wxUSE_STD_IOSTREAM
     wxSTD ofstream store(file.mb_str(), wxSTD ios::binary);
-    if (store.fail() || store.bad())
+    if ( !store )
 #else
     wxFileOutputStream store(file);
-    if (store.GetLastError() != wxSTREAM_NO_ERROR)
+    if ( store.GetLastError() != wxSTREAM_NO_ERROR )
 #endif
     {
-        (void)wxMessageBox(_("Sorry, could not open this file for saving."), msgTitle, wxOK | wxICON_EXCLAMATION,
-                           GetDocumentWindow());
-        // Saving error
+        wxLogError(_("File \"%s\" could not be opened for writing."), file);
         return false;
     }
+
     if (!SaveObject(store))
     {
-        (void)wxMessageBox(_("Sorry, could not save this file."), msgTitle, wxOK | wxICON_EXCLAMATION,
-                           GetDocumentWindow());
-        // Saving error
+        wxLogError(_("Failed to save document to the file \"%s\"."), file);
         return false;
     }
 
@@ -614,24 +606,29 @@ bool wxDocument::DoOpenDocument(const wxString& file)
 {
 #if wxUSE_STD_IOSTREAM
     wxSTD ifstream store(file.mb_str(), wxSTD ios::binary);
-    if (!store.fail() && !store.bad())
+    if ( !store )
 #else
     wxFileInputStream store(file);
-    if (store.GetLastError() == wxSTREAM_NO_ERROR)
+    if (store.GetLastError() != wxSTREAM_NO_ERROR || !store.IsOk())
 #endif
     {
+        wxLogError(_("File \"%s\" could not be opened for reading."), file);
+        return false;
+    }
+
 #if wxUSE_STD_IOSTREAM
-        LoadObject(store);
-        if ( !!store || store.eof() )
+    LoadObject(store);
+    if ( !store )
 #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
-            return true;
+    {
+        wxLogError(_("Failed to read document from the file \"%s\"."), file);
+        return false;
     }
 
-    wxLogError(_("Sorry, could not open this file."));
-    return false;
+    return true;
 }
 
 
@@ -652,13 +649,10 @@ wxView::~wxView()
     m_viewDocument->RemoveView(this);
 }
 
-// Extend event processing to search the document's event table
-bool wxView::ProcessEvent(wxEvent& event)
+bool wxView::TryValidator(wxEvent& event)
 {
-    if ( !GetDocument() || !GetDocument()->ProcessEvent(event) )
-        return wxEvtHandler::ProcessEvent(event);
-
-    return true;
+    wxDocument * const doc = GetDocument();
+    return doc && doc->ProcessEventHere(event);
 }
 
 void wxView::OnActivateView(bool WXUNUSED(activate), wxView *WXUNUSED(activeView), wxView *WXUNUSED(deactiveView))
@@ -786,20 +780,15 @@ wxDocTemplate::InitDocument(wxDocument* doc, const wxString& path, long flags)
 
 wxView *wxDocTemplate::CreateView(wxDocument *doc, long flags)
 {
-    wxView *view = DoCreateView();
-    if ( view == NULL )
+    wxScopedPtr<wxView> view(DoCreateView());
+    if ( !view )
         return NULL;
 
     view->SetDocument(doc);
-    if (view->OnCreate(doc, flags))
-    {
-        return view;
-    }
-    else
-    {
-        delete view;
+    if ( !view->OnCreate(doc, flags) )
         return NULL;
-    }
+
+    return view.release();
 }
 
 // The default (very primitive) format detection: check is the extension is
@@ -954,6 +943,19 @@ bool wxDocManager::Initialize()
     return true;
 }
 
+wxString wxDocManager::GetLastDirectory() const
+{
+    // use the system-dependent default location for the document files if
+    // we're being opened for the first time
+    if ( m_lastDirectory.empty() )
+    {
+        wxDocManager * const self = const_cast<wxDocManager *>(this);
+        self->m_lastDirectory = wxStandardPaths::Get().GetAppDocumentsDir();
+    }
+
+    return m_lastDirectory;
+}
+
 wxFileHistory *wxDocManager::OnCreateFileHistory()
 {
     return new wxFileHistory;
@@ -979,7 +981,7 @@ void wxDocManager::OnFileCloseAll(wxCommandEvent& WXUNUSED(event))
 
 void wxDocManager::OnFileNew(wxCommandEvent& WXUNUSED(event))
 {
-    CreateDocument( wxEmptyString, wxDOC_NEW );
+    CreateNewDocument();
 }
 
 void wxDocManager::OnFileOpen(wxCommandEvent& WXUNUSED(event))
@@ -1086,7 +1088,9 @@ void wxDocManager::OnRedo(wxCommandEvent& event)
 
 void wxDocManager::OnUpdateFileOpen(wxUpdateUIEvent& event)
 {
-    event.Enable( true );
+    // CreateDocument() (which is called from OnFileOpen) may succeed
+    // only when there is at least a template:
+    event.Enable( GetTemplates().GetCount()>0 );
 }
 
 void wxDocManager::OnUpdateDisableIfNoDoc(wxUpdateUIEvent& event)
@@ -1096,13 +1100,15 @@ void wxDocManager::OnUpdateDisableIfNoDoc(wxUpdateUIEvent& event)
 
 void wxDocManager::OnUpdateFileNew(wxUpdateUIEvent& event)
 {
-    event.Enable( true );
+    // CreateDocument() (which is called from OnFileNew) may succeed
+    // only when there is at least a template:
+    event.Enable( GetTemplates().GetCount()>0 );
 }
 
 void wxDocManager::OnUpdateFileSave(wxUpdateUIEvent& event)
 {
-    wxDocument *doc = GetCurrentDocument();
-    event.Enable( doc && doc->IsModified() );
+    wxDocument * const doc = GetCurrentDocument();
+    event.Enable( doc && !doc->AlreadySaved() );
 }
 
 void wxDocManager::OnUpdateUndo(wxUpdateUIEvent& event)
@@ -1145,14 +1151,10 @@ wxView *wxDocManager::GetCurrentView() const
     return NULL;
 }
 
-// Extend event processing to search the view's event table
-bool wxDocManager::ProcessEvent(wxEvent& event)
+bool wxDocManager::TryValidator(wxEvent& event)
 {
     wxView * const view = GetCurrentView();
-    if ( view && view->ProcessEvent(event) )
-        return true;
-
-    return wxEvtHandler::ProcessEvent(event);
+    return view && view->ProcessEventHere(event);
 }
 
 namespace
@@ -1506,7 +1508,7 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates,
     wxWindow* parent = wxFindSuitableParent();
 
     wxString pathTmp = wxFileSelectorEx(_("Open File"),
-                                        m_lastDirectory,
+                                        GetLastDirectory(),
                                         wxEmptyString,
                                         &FilterIndex,
                                         descrBuf,
@@ -1524,13 +1526,14 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates,
             else
                 msgTitle = wxString(_("File error"));
 
-            (void)wxMessageBox(_("Sorry, could not open this file."), msgTitle, wxOK | wxICON_EXCLAMATION,
+            (void)wxMessageBox(_("Sorry, could not open this file."), msgTitle, wxOK | wxICON_EXCLAMATION | wxCENTRE,
                 parent);
 
             path = wxEmptyString;
             return NULL;
         }
-        m_lastDirectory = wxPathOnly(pathTmp);
+
+        SetLastDirectory(wxPathOnly(pathTmp));
 
         path = pathTmp;
 
@@ -1546,7 +1549,7 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates,
             // can only happen if the application changes the allowed templates in runtime.
             (void)wxMessageBox(_("Sorry, the format for this file is unknown."),
                                 _("Open File"),
-                                wxOK | wxICON_EXCLAMATION, wxFindSuitableParent());
+                                wxOK | wxICON_EXCLAMATION | wxCENTRE, wxFindSuitableParent());
         }
     }
     else
@@ -1782,22 +1785,15 @@ wxDocChildFrame::wxDocChildFrame(wxDocument *doc,
         view->SetFrame(this);
 }
 
-// Extend event processing to search the view's event table
-bool wxDocChildFrame::ProcessEvent(wxEvent& event)
+bool wxDocChildFrame::TryValidator(wxEvent& event)
 {
-    if (m_childView)
-        m_childView->Activate(true);
+    if ( !m_childView )
+        return false;
 
-    if ( !m_childView || ! m_childView->ProcessEvent(event) )
-    {
-        // Only hand up to the parent if it's a menu command
-        if (!event.IsKindOf(CLASSINFO(wxCommandEvent)) || !GetParent() || !GetParent()->ProcessEvent(event))
-            return wxEvtHandler::ProcessEvent(event);
-        else
-            return true;
-    }
-    else
-        return true;
+    // FIXME: why is this needed here?
+    m_childView->Activate(true);
+
+    return m_childView->ProcessEventHere(event);
 }
 
 void wxDocChildFrame::OnActivate(wxActivateEvent& event)
@@ -1912,13 +1908,9 @@ void wxDocParentFrame::OnMRUFile(wxCommandEvent& event)
 }
 
 // Extend event processing to search the view's event table
-bool wxDocParentFrame::ProcessEvent(wxEvent& event)
+bool wxDocParentFrame::TryValidator(wxEvent& event)
 {
-    // Try the document manager, then do default processing
-    if (!m_docManager || !m_docManager->ProcessEvent(event))
-        return wxEvtHandler::ProcessEvent(event);
-    else
-        return true;
+    return m_docManager && m_docManager->ProcessEventHere(event);
 }
 
 // Define the behaviour for the frame closing
@@ -2035,24 +2027,22 @@ void wxFileHistory::AddFileToHistory(const wxString& file)
     {
         RemoveFileFromHistory(--numFiles);
     }
-    else // add a new menu item to all file menus (will be updated below)
+
+    // add a new menu item to all file menus (they will be updated below)
+    for ( wxList::compatibility_iterator node = m_fileMenus.GetFirst();
+        node;
+        node = node->GetNext() )
     {
-        for ( wxList::compatibility_iterator node = m_fileMenus.GetFirst();
-              node;
-              node = node->GetNext() )
-        {
-            wxMenu * const menu = (wxMenu *)node->GetData();
+        wxMenu * const menu = (wxMenu *)node->GetData();
 
-            if ( !numFiles && menu->GetMenuItemCount() )
-                menu->AppendSeparator();
+        if ( !numFiles && menu->GetMenuItemCount() )
+            menu->AppendSeparator();
 
-            // label doesn't matter, it will be set below anyhow, but it can't
-            // be empty (this is supposed to indicate a stock item)
-            menu->Append(m_idBase + numFiles, " ");
-        }
+        // label doesn't matter, it will be set below anyhow, but it can't
+        // be empty (this is supposed to indicate a stock item)
+        menu->Append(m_idBase + numFiles, " ");
     }
 
-
     // insert the new file in the beginning of the file history
     m_fileHistory.insert(m_fileHistory.begin(), file);
     numFiles++;