X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c8c5c7f62e94fb11556497f6797dacbc00914c28..b0802e642190c07d819d1c01bd7c315453d091d0:/src/common/docview.cpp diff --git a/src/common/docview.cpp b/src/common/docview.cpp index d94cc78cda..850a94090d 100644 --- a/src/common/docview.cpp +++ b/src/common/docview.cpp @@ -1,11 +1,11 @@ -`///////////////////////////////////////////////////////////////////////////// +///////////////////////////////////////////////////////////////////////////// // Name: src/common/docview.cpp // Purpose: Document/view classes // Author: Julian Smart // Modified by: // Created: 01/02/97 // RCS-ID: $Id$ -// Copyright: (c) Julian Smart and Markus Holzem +// Copyright: (c) Julian Smart // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -17,7 +17,7 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation "docview.h" #endif @@ -43,6 +43,8 @@ #include "wx/log.h" #endif +#include "wx/ffile.h" + #ifdef __WXMAC__ #include "wx/filename.h" #endif @@ -78,7 +80,7 @@ #endif // ---------------------------------------------------------------------------- -// wxWindows macros +// wxWidgets macros // ---------------------------------------------------------------------------- IMPLEMENT_ABSTRACT_CLASS(wxDocument, wxEvtHandler) @@ -99,6 +101,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxFileHistory, wxObject) // ---------------------------------------------------------------------------- static inline wxString FindExtension(const wxChar *path); +static wxWindow* wxFindSuitableParent(void); // ---------------------------------------------------------------------------- // local constants @@ -130,16 +133,16 @@ static wxString FindExtension(const wxChar *path) wxDocument::wxDocument(wxDocument *parent) { - m_documentModified = FALSE; + m_documentModified = false; m_documentParent = parent; m_documentTemplate = (wxDocTemplate *) NULL; m_commandProcessor = (wxCommandProcessor*) NULL; - m_savedYet = FALSE; + m_savedYet = false; } bool wxDocument::DeleteContents() { - return TRUE; + return true; } wxDocument::~wxDocument() @@ -163,16 +166,16 @@ bool wxDocument::Close() if (OnSaveModified()) return OnCloseDocument(); else - return FALSE; + return false; } bool wxDocument::OnCloseDocument() { // Tell all views that we're about to close - NotifyClosing(); + NotifyClosing(); DeleteContents(); - Modify(FALSE); - return TRUE; + Modify(false); + return true; } // Note that this implicitly deletes the document when the last view is @@ -181,24 +184,44 @@ bool wxDocument::DeleteAllViews() { wxDocManager* manager = GetDocumentManager(); - wxNode *node = m_documentViews.GetFirst(); - while (node) + // first check if all views agree to be closed + const wxList::iterator end = m_documentViews.end(); + for ( wxList::iterator i = m_documentViews.begin(); i != end; ++i ) { - wxView *view = (wxView *)node->GetData(); - if (!view->Close()) - return FALSE; + wxView *view = (wxView *)*i; + if ( !view->Close() ) + return false; + } - wxNode *next = node->GetNext(); + // all views agreed to close, now do close them + if ( m_documentViews.empty() ) + { + // normally the document would be implicitly deleted when the last view + // is, but if don't have any views, do it here instead + if ( manager && manager->GetDocuments().Member(this) ) + delete this; + } + else // have views + { + // as we delete elements we iterate over, don't use the usual "from + // begin to end" loop + for ( ;; ) + { + wxView *view = (wxView *)*m_documentViews.begin(); - delete view; // Deletes node implicitly - node = next; + bool isLastOne = m_documentViews.size() == 1; + + // this always deletes the node implicitly and if this is the last + // view also deletes this object itself (also implicitly, great), + // so we can't test for m_documentViews.empty() after calling this! + delete view; + + if ( isLastOne ) + break; + } } - // If we haven't yet deleted the document (for example - // if there were no views) then delete it. - if (manager && manager->GetDocuments().Member(this)) - delete this; - return TRUE; + return true; } wxView *wxDocument::GetFirstView() const @@ -216,25 +239,25 @@ wxDocManager *wxDocument::GetDocumentManager() const bool wxDocument::OnNewDocument() { if (!OnSaveModified()) - return FALSE; + return false; - if (OnCloseDocument()==FALSE) return FALSE; + if (OnCloseDocument()==false) return false; DeleteContents(); - Modify(FALSE); - SetDocumentSaved(FALSE); + Modify(false); + SetDocumentSaved(false); wxString name; GetDocumentManager()->MakeDefaultName(name); SetTitle(name); - SetFilename(name, TRUE); + SetFilename(name, true); - return TRUE; + return true; } bool wxDocument::Save() { if (!IsModified() && m_savedYet) - return TRUE; + return true; if ( m_documentFile.empty() || !m_savedYet ) return SaveAs(); @@ -246,24 +269,55 @@ bool wxDocument::SaveAs() { wxDocTemplate *docTemplate = GetDocumentTemplate(); if (!docTemplate) - return FALSE; + return false; + +#if defined(__WXMSW__) || defined(__WXGTK__) || defined(__WXMAC__) + wxString filter = docTemplate->GetDescription() + wxT(" (") + docTemplate->GetFileFilter() + wxT(")|") + docTemplate->GetFileFilter(); + + // Now see if there are some other template with identical view and document + // classes, whose filters may also be used. + if (docTemplate->GetViewClassInfo() && docTemplate->GetDocClassInfo()) + { + wxList::compatibility_iterator node = wxDocManager::GetDocumentManager()->GetTemplates().GetFirst(); + while (node) + { + wxDocTemplate *t = (wxDocTemplate*) node->GetData(); + + if (t->IsVisible() && t != docTemplate && + t->GetViewClassInfo() == docTemplate->GetViewClassInfo() && + t->GetDocClassInfo() == docTemplate->GetDocClassInfo()) + { + // add a '|' to separate this filter from the previous one + if ( !filter.empty() ) + filter << wxT('|'); + + filter << t->GetDescription() << wxT(" (") << t->GetFileFilter() << wxT(") |") + << t->GetFileFilter(); + } + + node = node->GetNext(); + } + } +#else + wxString filter = docTemplate->GetFileFilter() ; +#endif wxString tmp = wxFileSelector(_("Save as"), docTemplate->GetDirectory(), wxFileNameFromPath(GetFilename()), docTemplate->GetDefaultExtension(), - docTemplate->GetFileFilter(), + filter, wxSAVE | wxOVERWRITE_PROMPT, GetDocumentWindow()); - if (tmp.IsEmpty()) - return FALSE; + if (tmp.empty()) + return false; wxString fileName(tmp); wxString path, name, ext; wxSplitPath(fileName, & path, & name, & ext); - if (ext.IsEmpty() || ext == wxT("")) + if (ext.empty()) { fileName += wxT("."); fileName += docTemplate->GetDefaultExtension(); @@ -272,10 +326,8 @@ bool wxDocument::SaveAs() SetFilename(fileName); SetTitle(wxFileNameFromPath(fileName)); - GetDocumentManager()->AddFileToHistory(fileName); - // Notify the views that the filename has changed - wxNode *node = m_documentViews.GetFirst(); + wxList::compatibility_iterator node = m_documentViews.GetFirst(); while (node) { wxView *view = (wxView *)node->GetData(); @@ -283,93 +335,57 @@ bool wxDocument::SaveAs() node = node->GetNext(); } - return OnSaveDocument(m_documentFile); + // Files that were not saved correctly are not added to the FileHistory. + if (!OnSaveDocument(m_documentFile)) + return false; + + // 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)) + { + GetDocumentManager()->AddFileToHistory(fileName); + } + else + { + // The user will probably not be able to open the file again, so + // we could warn about the wrong file-extension here. + } + return true; } bool wxDocument::OnSaveDocument(const wxString& file) { if ( !file ) - return FALSE; + return false; - wxString msgTitle; - if (wxTheApp->GetAppName() != wxT("")) - msgTitle = wxTheApp->GetAppName(); - else - msgTitle = wxString(_("File error")); + if ( !DoSaveDocument(file) ) + return false; -#if wxUSE_STD_IOSTREAM - wxSTD ofstream store(wxString(file.fn_str()).mb_str()); // ????? - if (store.fail() || store.bad()) -#else - wxFileOutputStream store( file ); - if (store.GetLastError() != wxSTREAM_NO_ERROR) -#endif - { - (void)wxMessageBox(_("Sorry, could not open this file for saving."), msgTitle, wxOK | wxICON_EXCLAMATION, - GetDocumentWindow()); - // Saving error - return FALSE; - } - if (!SaveObject(store)) - { - (void)wxMessageBox(_("Sorry, could not save this file."), msgTitle, wxOK | wxICON_EXCLAMATION, - GetDocumentWindow()); - // Saving error - return FALSE; - } - Modify(FALSE); + Modify(false); SetFilename(file); - SetDocumentSaved(TRUE); + SetDocumentSaved(true); #ifdef __WXMAC__ wxFileName fn(file) ; fn.MacSetDefaultTypeAndCreator() ; #endif - return TRUE; + return true; } bool wxDocument::OnOpenDocument(const wxString& file) { if (!OnSaveModified()) - return FALSE; + return false; - wxString msgTitle; - if (wxTheApp->GetAppName() != wxT("")) - msgTitle = wxTheApp->GetAppName(); - else - msgTitle = wxString(_("File error")); + if ( !DoOpenDocument(file) ) + return false; -#if wxUSE_STD_IOSTREAM - wxSTD ifstream store(wxString(file.fn_str()).mb_str()); // ???? - if (store.fail() || store.bad()) -#else - wxFileInputStream store( file ); - 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() ) -#else - 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; - } - SetFilename(file, TRUE); - Modify(FALSE); - m_savedYet = TRUE; + SetFilename(file, true); + Modify(false); + m_savedYet = true; UpdateAllViews(); - return TRUE; + return true; } #if wxUSE_STD_IOSTREAM @@ -392,27 +408,27 @@ wxOutputStream& wxDocument::SaveObject(wxOutputStream& stream) bool wxDocument::Revert() { - return FALSE; + return false; } // Get title, or filename if no title, else unnamed bool wxDocument::GetPrintableName(wxString& buf) const { - if (m_documentTitle != wxT("")) + if (!m_documentTitle.empty()) { buf = m_documentTitle; - return TRUE; + return true; } - else if (m_documentFile != wxT("")) + else if (!m_documentFile.empty()) { buf = wxFileNameFromPath(m_documentFile); - return TRUE; + return true; } else { buf = _("unnamed"); - return TRUE; + return true; } } @@ -430,7 +446,7 @@ wxCommandProcessor *wxDocument::OnCreateCommandProcessor() return new wxCommandProcessor; } -// TRUE if safe to close +// true if safe to close bool wxDocument::OnSaveModified() { if (IsModified()) @@ -439,7 +455,7 @@ bool wxDocument::OnSaveModified() GetPrintableName(title); wxString msgTitle; - if (wxTheApp->GetAppName() != wxT("")) + if (!wxTheApp->GetAppName().empty()) msgTitle = wxTheApp->GetAppName(); else msgTitle = wxString(_("Warning")); @@ -452,20 +468,20 @@ bool wxDocument::OnSaveModified() GetDocumentWindow()); if (res == wxNO) { - Modify(FALSE); - return TRUE; + Modify(false); + return true; } else if (res == wxYES) return Save(); else if (res == wxCANCEL) - return FALSE; + return false; } - return TRUE; + return true; } bool wxDocument::Draw(wxDC& WXUNUSED(context)) { - return TRUE; + return true; } bool wxDocument::AddView(wxView *view) @@ -475,22 +491,22 @@ bool wxDocument::AddView(wxView *view) m_documentViews.Append(view); OnChangedViewList(); } - return TRUE; + return true; } bool wxDocument::RemoveView(wxView *view) { (void)m_documentViews.DeleteObject(view); OnChangedViewList(); - return TRUE; + return true; } bool wxDocument::OnCreate(const wxString& WXUNUSED(path), long flags) { if (GetDocumentTemplate()->CreateView(this, flags)) - return TRUE; + return true; else - return FALSE; + return false; } // Called after a view is added or removed. @@ -509,11 +525,11 @@ void wxDocument::OnChangedViewList() void wxDocument::UpdateAllViews(wxView *sender, wxObject *hint) { - wxNode *node = m_documentViews.GetFirst(); + wxList::compatibility_iterator node = m_documentViews.GetFirst(); while (node) { wxView *view = (wxView *)node->GetData(); - if (view != sender) + if (view != sender) view->OnUpdate(sender, hint); node = node->GetNext(); } @@ -521,7 +537,7 @@ void wxDocument::UpdateAllViews(wxView *sender, wxObject *hint) void wxDocument::NotifyClosing() { - wxNode *node = m_documentViews.GetFirst(); + wxList::compatibility_iterator node = m_documentViews.GetFirst(); while (node) { wxView *view = (wxView *)node->GetData(); @@ -536,7 +552,7 @@ void wxDocument::SetFilename(const wxString& filename, bool notifyViews) if ( notifyViews ) { // Notify the views that the filename has changed - wxNode *node = m_documentViews.GetFirst(); + wxList::compatibility_iterator node = m_documentViews.GetFirst(); while (node) { wxView *view = (wxView *)node->GetData(); @@ -546,22 +562,90 @@ void wxDocument::SetFilename(const wxString& filename, bool notifyViews) } } +bool wxDocument::DoSaveDocument(const wxString& file) +{ + wxString msgTitle; + if (!wxTheApp->GetAppName().empty()) + msgTitle = wxTheApp->GetAppName(); + else + msgTitle = wxString(_("File error")); + +#if wxUSE_STD_IOSTREAM + wxSTD ofstream store(file.mb_str()); + if (store.fail() || store.bad()) +#else + wxFileOutputStream store(file); + if (store.GetLastError() != wxSTREAM_NO_ERROR) +#endif + { + (void)wxMessageBox(_("Sorry, could not open this file for saving."), msgTitle, wxOK | wxICON_EXCLAMATION, + GetDocumentWindow()); + // Saving error + return false; + } + if (!SaveObject(store)) + { + (void)wxMessageBox(_("Sorry, could not save this file."), msgTitle, wxOK | wxICON_EXCLAMATION, + GetDocumentWindow()); + // Saving error + return false; + } + + return true; +} + +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()) +#else + wxFileInputStream store(file); + 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() ) +#else + 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; +} + + // ---------------------------------------------------------------------------- // Document view // ---------------------------------------------------------------------------- wxView::wxView() { - // SetDocument(doc); m_viewDocument = (wxDocument*) NULL; - m_viewTypeName = wxT(""); m_viewFrame = (wxFrame *) NULL; } wxView::~wxView() { -// GetDocumentManager()->ActivateView(this, FALSE, TRUE); + GetDocumentManager()->ActivateView(this, false); m_viewDocument->RemoveView(this); } @@ -570,8 +654,8 @@ bool wxView::ProcessEvent(wxEvent& event) { if ( !GetDocument() || !GetDocument()->ProcessEvent(event) ) return wxEvtHandler::ProcessEvent(event); - else - return TRUE; + + return true; } void wxView::OnActivateView(bool WXUNUSED(activate), wxView *WXUNUSED(activeView), wxView *WXUNUSED(deactiveView)) @@ -609,9 +693,9 @@ void wxView::SetDocument(wxDocument *doc) bool wxView::Close(bool deleteWindow) { if (OnClose(deleteWindow)) - return TRUE; + return true; else - return FALSE; + return false; } void wxView::Activate(bool activate) @@ -625,7 +709,7 @@ void wxView::Activate(bool activate) bool wxView::OnClose(bool WXUNUSED(deleteWindow)) { - return GetDocument() ? GetDocument()->Close() : TRUE; + return GetDocument() ? GetDocument()->Close() : true; } #if wxUSE_PRINTING_ARCHITECTURE @@ -672,29 +756,43 @@ wxDocTemplate::~wxDocTemplate() // Tries to dynamically construct an object of the right class. wxDocument *wxDocTemplate::CreateDocument(const wxString& path, long flags) { - if (!m_docClassInfo) + wxDocument *doc = DoCreateDocument(); + if ( doc == NULL ) return (wxDocument *) NULL; - wxDocument *doc = (wxDocument *)m_docClassInfo->CreateObject(); + + if (InitDocument(doc, path, flags)) + { + return doc; + } + else + { + return (wxDocument *) NULL; + } +} + +bool wxDocTemplate::InitDocument(wxDocument* doc, const wxString& path, long flags) +{ doc->SetFilename(path); doc->SetDocumentTemplate(this); GetDocumentManager()->AddDocument(doc); doc->SetCommandProcessor(doc->OnCreateCommandProcessor()); if (doc->OnCreate(path, flags)) - return doc; + return true; else { if (GetDocumentManager()->GetDocuments().Member(doc)) doc->DeleteAllViews(); - return (wxDocument *) NULL; + return false; } } wxView *wxDocTemplate::CreateView(wxDocument *doc, long flags) { - if (!m_viewClassInfo) + wxView *view = DoCreateView(); + if ( view == NULL ) return (wxView *) NULL; - wxView *view = (wxView *)m_viewClassInfo->CreateObject(); + view->SetDocument(doc); if (view->OnCreate(doc, flags)) { @@ -714,6 +812,22 @@ bool wxDocTemplate::FileMatchesTemplate(const wxString& path) return GetDefaultExtension().IsSameAs(FindExtension(path)); } +wxDocument *wxDocTemplate::DoCreateDocument() +{ + if (!m_docClassInfo) + return (wxDocument *) NULL; + + return (wxDocument *)m_docClassInfo->CreateObject(); +} + +wxView *wxDocTemplate::DoCreateView() +{ + if (!m_viewClassInfo) + return (wxView *) NULL; + + return (wxView *)m_viewClassInfo->CreateObject(); +} + // ---------------------------------------------------------------------------- // wxDocManager // ---------------------------------------------------------------------------- @@ -741,11 +855,9 @@ BEGIN_EVENT_TABLE(wxDocManager, wxEvtHandler) #if wxUSE_PRINTING_ARCHITECTURE EVT_MENU(wxID_PRINT, wxDocManager::OnPrint) - EVT_MENU(wxID_PRINT_SETUP, wxDocManager::OnPrintSetup) EVT_MENU(wxID_PREVIEW, wxDocManager::OnPreview) EVT_UPDATE_UI(wxID_PRINT, wxDocManager::OnUpdatePrint) - EVT_UPDATE_UI(wxID_PRINT_SETUP, wxDocManager::OnUpdatePrintSetup) EVT_UPDATE_UI(wxID_PREVIEW, wxDocManager::OnUpdatePreview) #endif END_EVENT_TABLE() @@ -772,53 +884,65 @@ wxDocManager::~wxDocManager() sm_docManager = (wxDocManager*) NULL; } -bool wxDocManager::CloseDocuments(bool force) +// closes the specified document +bool wxDocManager::CloseDocument(wxDocument* doc, bool force) { - wxNode *node = m_docs.GetFirst(); - while (node) + if (doc->Close() || force) { - wxDocument *doc = (wxDocument *)node->GetData(); - wxNode *next = node->GetNext(); - - if (!doc->Close() && !force) - return FALSE; - - // Implicitly deletes the document when the last - // view is removed (deleted) + // Implicitly deletes the document when + // the last view is deleted doc->DeleteAllViews(); - // Check document is deleted + // Check we're really deleted if (m_docs.Member(doc)) delete doc; + return true; + } + return false; +} + +bool wxDocManager::CloseDocuments(bool force) +{ + wxList::compatibility_iterator node = m_docs.GetFirst(); + while (node) + { + wxDocument *doc = (wxDocument *)node->GetData(); + wxList::compatibility_iterator next = node->GetNext(); + + if (!CloseDocument(doc, force)) + return false; + // This assumes that documents are not connected in // any way, i.e. deleting one document does NOT // delete another. node = next; } - return TRUE; + return true; } bool wxDocManager::Clear(bool force) { if (!CloseDocuments(force)) - return FALSE; + return false; - wxNode *node = m_templates.GetFirst(); + m_currentView = NULL; + + wxList::compatibility_iterator node = m_templates.GetFirst(); while (node) { wxDocTemplate *templ = (wxDocTemplate*) node->GetData(); - wxNode* next = node->GetNext(); + wxList::compatibility_iterator next = node->GetNext(); delete templ; node = next; } - return TRUE; + return true; } bool wxDocManager::Initialize() { m_fileHistory = OnCreateFileHistory(); - return TRUE; + return true; } wxFileHistory *wxDocManager::OnCreateFileHistory() @@ -841,17 +965,17 @@ void wxDocManager::OnFileClose(wxCommandEvent& WXUNUSED(event)) void wxDocManager::OnFileCloseAll(wxCommandEvent& WXUNUSED(event)) { - CloseDocuments(FALSE); + CloseDocuments(false); } void wxDocManager::OnFileNew(wxCommandEvent& WXUNUSED(event)) { - CreateDocument( wxT(""), wxDOC_NEW ); + CreateDocument( wxEmptyString, wxDOC_NEW ); } void wxDocManager::OnFileOpen(wxCommandEvent& WXUNUSED(event)) { - if ( !CreateDocument( wxT(""), 0) ) + if ( !CreateDocument( wxEmptyString, 0) ) { OnOpenFileFailure(); } @@ -892,29 +1016,13 @@ void wxDocManager::OnPrint(wxCommandEvent& WXUNUSED(event)) if (printout) { wxPrinter printer; - printer.Print(view->GetFrame(), printout, TRUE); + printer.Print(view->GetFrame(), printout, true); delete printout; } #endif // wxUSE_PRINTING_ARCHITECTURE } -void wxDocManager::OnPrintSetup(wxCommandEvent& WXUNUSED(event)) -{ -#if wxUSE_PRINTING_ARCHITECTURE - wxWindow *parentWin = wxTheApp->GetTopWindow(); - wxView *view = GetCurrentView(); - if (view) - parentWin = view->GetFrame(); - - wxPrintDialogData data; - - wxPrintDialog printerDialog(parentWin, &data); - printerDialog.GetPrintDialogData().SetSetupDialog(TRUE); - printerDialog.ShowModal(); -#endif // wxUSE_PRINTING_ARCHITECTURE -} - void wxDocManager::OnPreview(wxCommandEvent& WXUNUSED(event)) { #if wxUSE_PRINTING_ARCHITECTURE @@ -926,41 +1034,50 @@ void wxDocManager::OnPreview(wxCommandEvent& WXUNUSED(event)) if (printout) { // Pass two printout objects: for preview, and possible printing. - wxPrintPreviewBase *preview = (wxPrintPreviewBase *) NULL; - preview = new wxPrintPreview(printout, view->OnCreatePrintout()); + wxPrintPreviewBase *preview = new wxPrintPreview(printout, view->OnCreatePrintout()); + if ( !preview->Ok() ) + { + delete preview; + wxMessageBox( _("Sorry, print preview needs a printer to be installed.") ); + return; + } wxPreviewFrame *frame = new wxPreviewFrame(preview, (wxFrame *)wxTheApp->GetTopWindow(), _("Print Preview"), wxPoint(100, 100), wxSize(600, 650)); frame->Centre(wxBOTH); frame->Initialize(); - frame->Show(TRUE); + frame->Show(true); } #endif // wxUSE_PRINTING_ARCHITECTURE } -void wxDocManager::OnUndo(wxCommandEvent& WXUNUSED(event)) +void wxDocManager::OnUndo(wxCommandEvent& event) { wxDocument *doc = GetCurrentDocument(); if (!doc) return; if (doc->GetCommandProcessor()) doc->GetCommandProcessor()->Undo(); + else + event.Skip(); } -void wxDocManager::OnRedo(wxCommandEvent& WXUNUSED(event)) +void wxDocManager::OnRedo(wxCommandEvent& event) { wxDocument *doc = GetCurrentDocument(); if (!doc) return; if (doc->GetCommandProcessor()) doc->GetCommandProcessor()->Redo(); + else + event.Skip(); } // Handlers for UI update commands void wxDocManager::OnUpdateFileOpen(wxUpdateUIEvent& event) { - event.Enable( TRUE ); + event.Enable( true ); } void wxDocManager::OnUpdateFileClose(wxUpdateUIEvent& event) @@ -977,7 +1094,7 @@ void wxDocManager::OnUpdateFileRevert(wxUpdateUIEvent& event) void wxDocManager::OnUpdateFileNew(wxUpdateUIEvent& event) { - event.Enable( TRUE ); + event.Enable( true ); } void wxDocManager::OnUpdateFileSave(wxUpdateUIEvent& event) @@ -995,17 +1112,29 @@ void wxDocManager::OnUpdateFileSaveAs(wxUpdateUIEvent& event) void wxDocManager::OnUpdateUndo(wxUpdateUIEvent& event) { wxDocument *doc = GetCurrentDocument(); - event.Enable( (doc && doc->GetCommandProcessor() && doc->GetCommandProcessor()->CanUndo()) ); - if (doc && doc->GetCommandProcessor()) + if (!doc) + event.Enable(false); + else if (!doc->GetCommandProcessor()) + event.Skip(); + else + { + event.Enable( doc->GetCommandProcessor()->CanUndo() ); doc->GetCommandProcessor()->SetMenuStrings(); + } } void wxDocManager::OnUpdateRedo(wxUpdateUIEvent& event) { wxDocument *doc = GetCurrentDocument(); - event.Enable( (doc && doc->GetCommandProcessor() && doc->GetCommandProcessor()->CanRedo()) ); - if (doc && doc->GetCommandProcessor()) + if (!doc) + event.Enable(false); + else if (!doc->GetCommandProcessor()) + event.Skip(); + else + { + event.Enable( doc->GetCommandProcessor()->CanRedo() ); doc->GetCommandProcessor()->SetMenuStrings(); + } } void wxDocManager::OnUpdatePrint(wxUpdateUIEvent& event) @@ -1014,11 +1143,6 @@ void wxDocManager::OnUpdatePrint(wxUpdateUIEvent& event) event.Enable( (doc != (wxDocument*) NULL) ); } -void wxDocManager::OnUpdatePrintSetup(wxUpdateUIEvent& event) -{ - event.Enable( TRUE ); -} - void wxDocManager::OnUpdatePreview(wxUpdateUIEvent& event) { wxDocument *doc = GetCurrentDocument(); @@ -1044,7 +1168,7 @@ bool wxDocManager::ProcessEvent(wxEvent& event) if (view) { if (view->ProcessEvent(event)) - return TRUE; + return true; } return wxEvtHandler::ProcessEvent(event); } @@ -1069,26 +1193,14 @@ wxDocument *wxDocManager::CreateDocument(const wxString& path, long flags) return (wxDocument *) NULL; } + wxDocument* docToClose = NULL; + // If we've reached the max number of docs, close the // first one. if ( (int)GetDocuments().GetCount() >= m_maxDocsOpen ) { wxDocument *doc = (wxDocument *)GetDocuments().GetFirst()->GetData(); - if (doc->Close()) - { - // Implicitly deletes the document when - // the last view is deleted - doc->DeleteAllViews(); - - // Check we're really deleted - if (m_docs.Member(doc)) - delete doc; - } - else - { - delete[] templates; - return (wxDocument *) NULL; - } + docToClose = doc; } // New document: user chooses a template, unless there's only one. @@ -1096,9 +1208,19 @@ wxDocument *wxDocManager::CreateDocument(const wxString& path, long flags) { if (n == 1) { + if (docToClose) + { + if (!CloseDocument(docToClose, false)) + { + delete[] templates; + return NULL; + } + } + wxDocTemplate *temp = templates[0]; delete[] templates; wxDocument *newDoc = temp->CreateDocument(path, flags); + if (newDoc) { newDoc->SetDocumentName(temp->GetDocumentName()); @@ -1112,7 +1234,16 @@ wxDocument *wxDocManager::CreateDocument(const wxString& path, long flags) delete[] templates; if (temp) { + if (docToClose) + { + if (!CloseDocument(docToClose, false)) + { + return NULL; + } + } + wxDocument *newDoc = temp->CreateDocument(path, flags); + if (newDoc) { newDoc->SetDocumentName(temp->GetDocumentName()); @@ -1126,14 +1257,22 @@ wxDocument *wxDocManager::CreateDocument(const wxString& path, long flags) } // Existing document - wxDocTemplate *temp = (wxDocTemplate *) NULL; + wxDocTemplate *temp; - wxString path2(wxT("")); - if (path != wxT("")) - path2 = path; + wxString path2 = path; if (flags & wxDOC_SILENT) + { temp = FindTemplateForPath(path2); + if (!temp) + { + // Since we do not add files with non-default extensions to the FileHistory this + // 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()); + } + } else temp = SelectDocumentPath(templates, n, path2, flags); @@ -1141,6 +1280,14 @@ wxDocument *wxDocManager::CreateDocument(const wxString& path, long flags) if (temp) { + if (docToClose) + { + if (!CloseDocument(docToClose, false)) + { + return NULL; + } + } + wxDocument *newDoc = temp->CreateDocument(path2, flags); if (newDoc) { @@ -1152,7 +1299,11 @@ wxDocument *wxDocManager::CreateDocument(const wxString& path, long flags) // delete newDoc; // Implicitly deleted by DeleteAllViews return (wxDocument *) NULL; } - AddFileToHistory(path2); + // 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 (temp->FileMatchesTemplate(path2)) + AddFileToHistory(path2); } return newDoc; } @@ -1213,7 +1364,7 @@ void wxDocManager::DeleteTemplate(wxDocTemplate *WXUNUSED(temp), long WXUNUSED(f // Not yet implemented bool wxDocManager::FlushDoc(wxDocument *WXUNUSED(doc)) { - return FALSE; + return false; } wxDocument *wxDocManager::GetCurrentDocument() const @@ -1231,7 +1382,7 @@ bool wxDocManager::MakeDefaultName(wxString& name) name.Printf(_("unnamed%d"), m_defaultDocumentNameCounter); m_defaultDocumentNameCounter++; - return TRUE; + return true; } // Make a frame title (override this to do something different) @@ -1265,13 +1416,13 @@ void wxDocManager::AddFileToHistory(const wxString& file) m_fileHistory->AddFileToHistory(file); } -void wxDocManager::RemoveFileFromHistory(int i) +void wxDocManager::RemoveFileFromHistory(size_t i) { if (m_fileHistory) m_fileHistory->RemoveFileFromHistory(i); } -wxString wxDocManager::GetHistoryFile(int i) const +wxString wxDocManager::GetHistoryFile(size_t i) const { wxString histFile; @@ -1319,12 +1470,9 @@ void wxDocManager::FileHistoryAddFilesToMenu() m_fileHistory->AddFilesToMenu(); } -int wxDocManager::GetNoHistoryFiles() const +size_t wxDocManager::GetHistoryFilesCount() const { - if (m_fileHistory) - return m_fileHistory->GetNoHistoryFiles(); - else - return 0; + return m_fileHistory ? m_fileHistory->GetCount() : 0; } @@ -1370,9 +1518,8 @@ static wxWindow* wxFindSuitableParent() } // Prompts user to open a file, using file specs in templates. -// How to implement in wxWindows? Must extend the file selector -// dialog or implement own; OR match the extension to the -// template extension. +// Must extend the file selector dialog or implement own; OR +// match the extension to the template extension. wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates, #if defined(__WXMSW__) || defined(__WXGTK__) || defined(__WXMAC__) @@ -1394,7 +1541,7 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates, if (templates[i]->IsVisible()) { // add a '|' to separate this filter from the previous one - if ( !descrBuf.IsEmpty() ) + if ( !descrBuf.empty() ) descrBuf << wxT('|'); descrBuf << templates[i]->GetDescription() @@ -1412,19 +1559,19 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates, wxString pathTmp = wxFileSelectorEx(_("Select a file"), m_lastDirectory, - wxT(""), + wxEmptyString, &FilterIndex, descrBuf, 0, parent); wxDocTemplate *theTemplate = (wxDocTemplate *)NULL; - if (!pathTmp.IsEmpty()) + if (!pathTmp.empty()) { if (!wxFileExists(pathTmp)) { wxString msgTitle; - if (!wxTheApp->GetAppName().IsEmpty()) + if (!wxTheApp->GetAppName().empty()) msgTitle = wxTheApp->GetAppName(); else msgTitle = wxString(_("File error")); @@ -1432,7 +1579,7 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates, (void)wxMessageBox(_("Sorry, could not open this file."), msgTitle, wxOK | wxICON_EXCLAMATION, parent); - path = wxT(""); + path = wxEmptyString; return (wxDocTemplate *) NULL; } m_lastDirectory = wxPathOnly(pathTmp); @@ -1445,85 +1592,72 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates, theTemplate = templates[FilterIndex]; if ( !theTemplate ) theTemplate = FindTemplateForPath(path); + if ( !theTemplate ) + { + // Since we do not add files with non-default extensions to the FileHistory this + // 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()); + } } else { - path = wxT(""); + path = wxEmptyString; } return theTemplate; - -#if 0 - // In all other windowing systems, until we have more advanced - // file selectors, we must select the document type (template) first, and - // _then_ pop up the file selector. - wxDocTemplate *temp = SelectDocumentType(templates, noTemplates); - if (!temp) - return (wxDocTemplate *) NULL; - - wxChar *pathTmp = wxFileSelector(_("Select a file"), wxT(""), wxT(""), - temp->GetDefaultExtension(), - temp->GetFileFilter(), - 0, wxTheApp->GetTopWindow()); - - if (pathTmp) - { - path = pathTmp; - return temp; - } - else - return (wxDocTemplate *) NULL; -#endif // 0 } wxDocTemplate *wxDocManager::SelectDocumentType(wxDocTemplate **templates, int noTemplates, bool sort) { - wxArrayString strings(sort); + wxArrayString strings; wxDocTemplate **data = new wxDocTemplate *[noTemplates]; int i; int n = 0; - - for (i = 0; i < noTemplates; i++) - { - if (templates[i]->IsVisible()) - { - int j; - bool want = TRUE; - for (j = 0; j < n; j++) - { + + 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 && + if ( templates[i]->m_docTypeName == data[j]->m_docTypeName && templates[i]->m_viewTypeName == data[j]->m_viewTypeName ) - want = FALSE; - } + 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]; - } - } - } + { + strings.Add(templates[i]->m_description); + + data[n] = templates[i]; + n ++; + } + } + } // for + + if (sort) + { + strings.Sort(); // ascending 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; @@ -1559,49 +1693,50 @@ wxDocTemplate *wxDocManager::SelectDocumentType(wxDocTemplate **templates, wxDocTemplate *wxDocManager::SelectViewType(wxDocTemplate **templates, int noTemplates, bool sort) { - wxArrayString strings(sort); + wxArrayString strings; 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() ) { - int j; - bool want = TRUE; - for (j = 0; j < n; j++) - { + 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 ( templates[i]->m_viewTypeName == data[j]->m_viewTypeName ) + want = false; + } if ( want ) { - strings.Add(templ->m_viewTypeName); - data[n] = templ; - n ++; - } + 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]; - } - } - } + if (sort) + { + strings.Sort(); // ascending 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; @@ -1657,25 +1792,19 @@ void wxDocManager::RemoveDocument(wxDocument *doc) // Views or windows should inform the document manager // when a view is going in or out of focus -void wxDocManager::ActivateView(wxView *view, bool activate, bool WXUNUSED(deleting)) -{ - // If we're deactiving, and if we're not actually deleting the view, then - // don't reset the current view because we may be going to - // a window without a view. - // WHAT DID I MEAN BY THAT EXACTLY? - /* - if (deleting) - { - if (m_currentView == view) - m_currentView = NULL; - } - else - */ - { - if (activate) - m_currentView = view; - else +void wxDocManager::ActivateView(wxView *view, bool activate) +{ + if ( activate ) + { + m_currentView = view; + } + else // deactivate + { + if ( m_currentView == view ) + { + // don't keep stale pointer m_currentView = (wxView *) NULL; + } } } @@ -1705,15 +1834,11 @@ wxDocChildFrame::wxDocChildFrame(wxDocument *doc, view->SetFrame(this); } -wxDocChildFrame::~wxDocChildFrame() -{ -} - // Extend event processing to search the view's event table bool wxDocChildFrame::ProcessEvent(wxEvent& event) { if (m_childView) - m_childView->Activate(TRUE); + m_childView->Activate(true); if ( !m_childView || ! m_childView->ProcessEvent(event) ) { @@ -1721,10 +1846,10 @@ bool wxDocChildFrame::ProcessEvent(wxEvent& event) if (!event.IsKindOf(CLASSINFO(wxCommandEvent)) || !GetParent() || !GetParent()->ProcessEvent(event)) return wxEvtHandler::ProcessEvent(event); else - return TRUE; + return true; } else - return TRUE; + return true; } void wxDocChildFrame::OnActivate(wxActivateEvent& event) @@ -1739,15 +1864,13 @@ void wxDocChildFrame::OnCloseWindow(wxCloseEvent& event) { if (m_childView) { - bool ans = FALSE; - if (!event.CanVeto()) - ans = TRUE; // Must delete. - else - ans = m_childView->Close(FALSE); // FALSE means don't delete associated window + bool ans = event.CanVeto() + ? m_childView->Close(false) // false means don't delete associated window + : true; // Must delete. if (ans) { - m_childView->Activate(FALSE); + m_childView->Activate(false); delete m_childView; m_childView = (wxView *) NULL; m_childDocument = (wxDocument *) NULL; @@ -1793,13 +1916,20 @@ void wxDocParentFrame::OnMRUFile(wxCommandEvent& event) { int n = event.GetId() - wxID_FILE1; // the index in MRU list wxString filename(m_docManager->GetHistoryFile(n)); - if ( !filename.IsEmpty() ) + if ( !filename.empty() ) { // verify that the file exists before doing anything else if ( wxFile::Exists(filename) ) { // try to open it - (void)m_docManager->CreateDocument(filename, wxDOC_SILENT); + if (!m_docManager->CreateDocument(filename, wxDOC_SILENT)) + { + // remove the file from the MRU list. The user should already be notified. + m_docManager->RemoveFileFromHistory(n); + + wxLogError(_("The file '%s' couldn't be opened.\nIt has been removed from the most recently used files list."), + filename.c_str()); + } } else { @@ -1820,7 +1950,7 @@ bool wxDocParentFrame::ProcessEvent(wxEvent& event) if (!m_docManager || !m_docManager->ProcessEvent(event)) return wxEvtHandler::ProcessEvent(event); else - return TRUE; + return true; } // Define the behaviour for the frame closing @@ -1850,8 +1980,10 @@ bool wxDocPrintout::OnPrintPage(int WXUNUSED(page)) // Get the logical pixels per inch of screen and printer int ppiScreenX, ppiScreenY; GetPPIScreen(&ppiScreenX, &ppiScreenY); + wxUnusedVar(ppiScreenY); int ppiPrinterX, ppiPrinterY; GetPPIPrinter(&ppiPrinterX, &ppiPrinterY); + wxUnusedVar(ppiPrinterY); // This scales the DC so that the printout roughly represents the // the screen scaling. The text point size _should_ be the right size @@ -1866,6 +1998,7 @@ bool wxDocPrintout::OnPrintPage(int WXUNUSED(page)) int w, h; dc->GetSize(&w, &h); GetPageSizePixels(&pageWidth, &pageHeight); + wxUnusedVar(pageHeight); // If printer pageWidth == current DC width, then this doesn't // change. But w might be the preview bitmap width, so scale down. @@ -1876,7 +2009,7 @@ bool wxDocPrintout::OnPrintPage(int WXUNUSED(page)) { m_printoutView->OnDraw(dc); } - return TRUE; + return true; } bool wxDocPrintout::HasPage(int pageNum) @@ -1887,9 +2020,9 @@ bool wxDocPrintout::HasPage(int pageNum) bool wxDocPrintout::OnBeginDocument(int startPage, int endPage) { if (!wxPrintout::OnBeginDocument(startPage, endPage)) - return FALSE; + return false; - return TRUE; + return true; } void wxDocPrintout::GetPageInfo(int *minPage, int *maxPage, int *selPageFrom, int *selPageTo) @@ -1906,16 +2039,29 @@ void wxDocPrintout::GetPageInfo(int *minPage, int *maxPage, int *selPageFrom, in // File history processor // ---------------------------------------------------------------------------- -wxFileHistory::wxFileHistory(int maxFiles) +static inline wxChar* MYcopystring(const wxString& s) +{ + wxChar* copy = new wxChar[s.length() + 1]; + return wxStrcpy(copy, s.c_str()); +} + +static inline wxChar* MYcopystring(const wxChar* s) +{ + wxChar* copy = new wxChar[wxStrlen(s) + 1]; + return wxStrcpy(copy, s); +} + +wxFileHistory::wxFileHistory(size_t maxFiles, wxWindowID idBase) { m_fileMaxFiles = maxFiles; + m_idBase = idBase; m_fileHistoryN = 0; m_fileHistory = new wxChar *[m_fileMaxFiles]; } wxFileHistory::~wxFileHistory() { - int i; + size_t i; for (i = 0; i < m_fileHistoryN; i++) delete[] m_fileHistory[i]; delete[] m_fileHistory; @@ -1924,12 +2070,19 @@ wxFileHistory::~wxFileHistory() // File history management void wxFileHistory::AddFileToHistory(const wxString& file) { - int i; + size_t i; // Check we don't already have this file for (i = 0; i < m_fileHistoryN; i++) { - if ( m_fileHistory[i] && (file == m_fileHistory[i]) ) +#if defined( __WXMSW__ ) // Add any other OSes with case insensitive file names + wxString testString; + if ( m_fileHistory[i] ) + testString = m_fileHistory[i]; + if ( m_fileHistory[i] && ( file.Lower() == testString.Lower() ) ) +#else + if ( m_fileHistory[i] && ( file == m_fileHistory[i] ) ) +#endif { // we do have it, move it to the top of the history RemoveFileFromHistory (i); @@ -1950,7 +2103,7 @@ void wxFileHistory::AddFileToHistory(const wxString& file) // Move existing files (if any) down so we can insert file at beginning. if (m_fileHistoryN < m_fileMaxFiles) { - wxNode* node = m_fileMenus.GetFirst(); + wxList::compatibility_iterator node = m_fileMenus.GetFirst(); while (node) { wxMenu* menu = (wxMenu*) node->GetData(); @@ -1958,7 +2111,7 @@ void wxFileHistory::AddFileToHistory(const wxString& file) { menu->AppendSeparator(); } - menu->Append(wxID_FILE1+m_fileHistoryN, _("[EMPTY]")); + menu->Append(m_idBase+m_fileHistoryN, _("[EMPTY]")); node = node->GetNext(); } m_fileHistoryN ++; @@ -1968,7 +2121,7 @@ void wxFileHistory::AddFileToHistory(const wxString& file) { m_fileHistory[i] = m_fileHistory[i-1]; } - m_fileHistory[0] = copystring(file); + m_fileHistory[0] = MYcopystring(file); // this is the directory of the last opened file wxString pathCurrent; @@ -1995,55 +2148,57 @@ void wxFileHistory::AddFileToHistory(const wxString& file) wxString buf; buf.Printf(s_MRUEntryFormat, i + 1, pathInMenu.c_str()); - wxNode* node = m_fileMenus.GetFirst(); + wxList::compatibility_iterator node = m_fileMenus.GetFirst(); while (node) { wxMenu* menu = (wxMenu*) node->GetData(); - menu->SetLabel(wxID_FILE1 + i, buf); + menu->SetLabel(m_idBase + i, buf); node = node->GetNext(); } } } } -void wxFileHistory::RemoveFileFromHistory(int i) +void wxFileHistory::RemoveFileFromHistory(size_t i) { wxCHECK_RET( i < m_fileHistoryN, wxT("invalid index in wxFileHistory::RemoveFileFromHistory") ); - // delete the element from the array (could use memmove() too...) - delete [] m_fileHistory[i]; + // 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]; - } + size_t j; + for ( j = i; j < m_fileHistoryN - 1; j++ ) + { + m_fileHistory[j] = m_fileHistory[j + 1]; + } - wxNode* node = m_fileMenus.GetFirst(); + 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(wxID_FILE1 + 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 - if (menu->FindItem(wxID_FILE1 + m_fileHistoryN - 1)) - menu->Delete(wxID_FILE1 + m_fileHistoryN - 1); + wxWindowID lastItemId = m_idBase + m_fileHistoryN - 1; + if (menu->FindItem(lastItemId)) + { + menu->Delete(lastItemId); + } // delete the last separator too if no more files are left if ( m_fileHistoryN == 1 ) { - wxMenuItemList::Node *node = menu->GetMenuItems().GetLast(); + wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetLast(); if ( node ) { wxMenuItem *menuItem = node->GetData(); @@ -2060,7 +2215,7 @@ void wxFileHistory::RemoveFileFromHistory(int i) m_fileHistoryN--; } -wxString wxFileHistory::GetHistoryFile(int i) const +wxString wxFileHistory::GetHistoryFile(size_t i) const { wxString s; if ( i < m_fileHistoryN ) @@ -2091,26 +2246,29 @@ void wxFileHistory::Load(wxConfigBase& config) { m_fileHistoryN = 0; wxString buf; - buf.Printf(wxT("file%d"), m_fileHistoryN+1); + buf.Printf(wxT("file%d"), (int)m_fileHistoryN+1); wxString historyFile; - while ((m_fileHistoryN < m_fileMaxFiles) && config.Read(buf, &historyFile) && (historyFile != wxT(""))) + while ((m_fileHistoryN < m_fileMaxFiles) && config.Read(buf, &historyFile) && (!historyFile.empty())) { - m_fileHistory[m_fileHistoryN] = copystring((const wxChar*) historyFile); + m_fileHistory[m_fileHistoryN] = MYcopystring((const wxChar*) historyFile); m_fileHistoryN ++; - buf.Printf(wxT("file%d"), m_fileHistoryN+1); - historyFile = wxT(""); + buf.Printf(wxT("file%d"), (int)m_fileHistoryN+1); + historyFile = wxEmptyString; } AddFilesToMenu(); } void wxFileHistory::Save(wxConfigBase& config) { - int i; - for (i = 0; i < m_fileHistoryN; i++) + size_t i; + for (i = 0; i < m_fileMaxFiles; i++) { wxString buf; - buf.Printf(wxT("file%d"), i+1); - config.Write(buf, wxString(m_fileHistory[i])); + buf.Printf(wxT("file%d"), (int)i+1); + if (i < m_fileHistoryN) + config.Write(buf, wxString(m_fileHistory[i])); + else + config.Write(buf, wxEmptyString); } } #endif // wxUSE_CONFIG @@ -2119,7 +2277,7 @@ void wxFileHistory::AddFilesToMenu() { if (m_fileHistoryN > 0) { - wxNode* node = m_fileMenus.GetFirst(); + wxList::compatibility_iterator node = m_fileMenus.GetFirst(); while (node) { wxMenu* menu = (wxMenu*) node->GetData(); @@ -2128,14 +2286,14 @@ void wxFileHistory::AddFilesToMenu() menu->AppendSeparator(); } - int i; + size_t i; for (i = 0; i < m_fileHistoryN; i++) { if (m_fileHistory[i]) { wxString buf; buf.Printf(s_MRUEntryFormat, i+1, m_fileHistory[i]); - menu->Append(wxID_FILE1+i, buf); + menu->Append(m_idBase+i, buf); } } node = node->GetNext(); @@ -2152,14 +2310,14 @@ void wxFileHistory::AddFilesToMenu(wxMenu* menu) menu->AppendSeparator(); } - int i; + size_t i; for (i = 0; i < m_fileHistoryN; i++) { if (m_fileHistory[i]) { wxString buf; buf.Printf(s_MRUEntryFormat, i+1, m_fileHistory[i]); - menu->Append(wxID_FILE1+i, buf); + menu->Append(m_idBase+i, buf); } } } @@ -2171,77 +2329,99 @@ void wxFileHistory::AddFilesToMenu(wxMenu* menu) // ---------------------------------------------------------------------------- #if wxUSE_STD_IOSTREAM + bool wxTransferFileToStream(const wxString& filename, wxSTD ostream& stream) { - FILE *fd1; - int ch; + wxFFile file(filename, _T("rb")); + if ( !file.IsOpened() ) + return false; - if ((fd1 = wxFopen (filename.fn_str(), _T("rb"))) == NULL) - return FALSE; + char buf[4096]; - while ((ch = getc (fd1)) != EOF) - stream << (unsigned char)ch; + size_t nRead; + do + { + nRead = file.Read(buf, WXSIZEOF(buf)); + if ( file.Error() ) + return false; + + stream.write(buf, nRead); + if ( !stream ) + return false; + } + while ( !file.Eof() ); - fclose (fd1); - return TRUE; + return true; } bool wxTransferStreamToFile(wxSTD istream& stream, const wxString& filename) { - FILE *fd1; - int ch; + wxFFile file(filename, _T("wb")); + if ( !file.IsOpened() ) + return false; - if ((fd1 = wxFopen (filename.fn_str(), _T("wb"))) == NULL) + char buf[4096]; + do { - return FALSE; + stream.read(buf, WXSIZEOF(buf)); + if ( !stream.bad() ) // fail may be set on EOF, don't use operator!() + { + if ( !file.Write(buf, stream.gcount()) ) + return false; + } } + while ( !stream.eof() ); - while (!stream.eof()) - { - ch = stream.get(); - if (!stream.eof()) - putc (ch, fd1); - } - fclose (fd1); - return TRUE; + return true; } -#else + +#else // !wxUSE_STD_IOSTREAM + bool wxTransferFileToStream(const wxString& filename, wxOutputStream& stream) { - FILE *fd1; - int ch; + wxFFile file(filename, _T("rb")); + if ( !file.IsOpened() ) + return false; - if ((fd1 = wxFopen (filename, wxT("rb"))) == NULL) - return FALSE; + char buf[4096]; - while ((ch = getc (fd1)) != EOF) - stream.PutC((char) ch); + size_t nRead; + do + { + nRead = file.Read(buf, WXSIZEOF(buf)); + if ( file.Error() ) + return false; + + stream.Write(buf, nRead); + if ( !stream ) + return false; + } + while ( !file.Eof() ); - fclose (fd1); - return TRUE; + return true; } bool wxTransferStreamToFile(wxInputStream& stream, const wxString& filename) { - FILE *fd1; - char ch; + wxFFile file(filename, _T("wb")); + if ( !file.IsOpened() ) + return false; - if ((fd1 = wxFopen (filename, wxT("wb"))) == NULL) + char buf[4096]; + do { - return FALSE; - } + stream.Read(buf, WXSIZEOF(buf)); - int len = stream.GetSize(); - // TODO: is this the correct test for EOF? - while (stream.TellI() < (len - 1)) - { - ch = stream.GetC(); - putc (ch, fd1); + const size_t nRead = stream.LastRead(); + if ( !nRead || !file.Write(buf, nRead) ) + return false; } - fclose (fd1); - return TRUE; + while ( !stream.Eof() ); + + return true; } -#endif + +#endif // wxUSE_STD_IOSTREAM/!wxUSE_STD_IOSTREAM #endif // wxUSE_DOC_VIEW_ARCHITECTURE