X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/84cae69a8b6530450d37bd25e5190e8f963750bb..492d6611d43968a82a90a35ffe14c094d1f8d45d:/src/common/docview.cpp diff --git a/src/common/docview.cpp b/src/common/docview.cpp index ac7af5109a..aca0828ee3 100644 --- a/src/common/docview.cpp +++ b/src/common/docview.cpp @@ -56,8 +56,10 @@ #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" +#include "wx/scopedarray.h" +#include "wx/scopedptr.h" #if wxUSE_STD_IOSTREAM #include "wx/ioswrap.h" @@ -155,8 +157,7 @@ wxDocument::~wxDocument() { DeleteContents(); - if (m_commandProcessor) - delete m_commandProcessor; + delete m_commandProcessor; if (GetDocumentManager()) GetDocumentManager()->RemoveDocument(this); @@ -169,10 +170,10 @@ wxDocument::~wxDocument() bool wxDocument::Close() { - if (OnSaveModified()) - return OnCloseDocument(); - else + if ( !OnSaveModified() ) return false; + + return OnCloseDocument(); } bool wxDocument::OnCloseDocument() @@ -232,9 +233,10 @@ bool wxDocument::DeleteAllViews() wxView *wxDocument::GetFirstView() const { - if (m_documentViews.GetCount() == 0) + if ( m_documentViews.empty() ) return NULL; - return (wxView *)m_documentViews.GetFirst()->GetData(); + + return static_cast(m_documentViews.GetFirst()->GetData()); } wxDocManager *wxDocument::GetDocumentManager() const @@ -275,15 +277,17 @@ bool wxDocument::SaveAs() if (!docTemplate) return false; -#if defined(__WXMSW__) || defined(__WXGTK__) || defined(__WXMAC__) - wxString filter = docTemplate->GetDescription() + wxT(" (") + docTemplate->GetFileFilter() + wxT(")|") + docTemplate->GetFileFilter(); +#ifdef wxHAS_MULTIPLE_FILEDLG_FILTERS + 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 = docTemplate->GetDocumentManager()->GetTemplates().GetFirst(); + wxList::compatibility_iterator + node = docTemplate->GetDocumentManager()->GetTemplates().GetFirst(); while (node) { wxDocTemplate *t = (wxDocTemplate*) node->GetData(); @@ -296,7 +300,8 @@ bool wxDocument::SaveAs() if ( !filter.empty() ) filter << wxT('|'); - filter << t->GetDescription() << wxT(" (") << t->GetFileFilter() << wxT(") |") + filter << t->GetDescription() + << wxT(" (") << t->GetFileFilter() << wxT(") |") << t->GetFileFilter(); } @@ -306,9 +311,14 @@ bool wxDocument::SaveAs() #else 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 fileName = wxFileSelector(_("Save As"), defaultDir, @@ -319,7 +329,7 @@ bool wxDocument::SaveAs() GetDocumentWindow()); if (fileName.empty()) - return false; + return false; // cancelled by user wxString ext; wxFileName::SplitPath(fileName, NULL, NULL, &ext); @@ -337,17 +347,15 @@ bool wxDocument::SaveAs() 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. + // 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. - } + //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; } @@ -450,11 +458,9 @@ wxString wxDocument::DoGetUserReadableName() const wxWindow *wxDocument::GetDocumentWindow() const { - wxView *view = GetFirstView(); - if (view) - return view->GetFrame(); - else - return wxTheApp->GetTopWindow(); + wxView * const view = GetFirstView(); + + return view ? view->GetFrame() : wxTheApp->GetTopWindow(); } wxCommandProcessor *wxDocument::OnCreateCommandProcessor() @@ -471,7 +477,7 @@ 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(), @@ -644,13 +650,15 @@ wxView::~wxView() m_viewDocument->RemoveView(this); } -bool wxView::TryValidator(wxEvent& event) +bool wxView::TryBefore(wxEvent& event) { wxDocument * const doc = GetDocument(); return doc && doc->ProcessEventHere(event); } -void wxView::OnActivateView(bool WXUNUSED(activate), wxView *WXUNUSED(activeView), wxView *WXUNUSED(deactiveView)) +void wxView::OnActivateView(bool WXUNUSED(activate), + wxView *WXUNUSED(activeView), + wxView *WXUNUSED(deactiveView)) { } @@ -765,12 +773,10 @@ wxDocTemplate::InitDocument(wxDocument* doc, const wxString& path, long flags) if (doc->OnCreate(path, flags)) return true; - else - { - if (GetDocumentManager()->GetDocuments().Member(doc)) - doc->DeleteAllViews(); - return false; - } + + if (GetDocumentManager()->GetDocuments().Member(doc)) + doc->DeleteAllViews(); + return false; } wxView *wxDocTemplate::CreateView(wxDocument *doc, long flags) @@ -809,7 +815,7 @@ wxDocument *wxDocTemplate::DoCreateDocument() if (!m_docClassInfo) return NULL; - return (wxDocument *)m_docClassInfo->CreateObject(); + return static_cast(m_docClassInfo->CreateObject()); } wxView *wxDocTemplate::DoCreateView() @@ -817,7 +823,7 @@ wxView *wxDocTemplate::DoCreateView() if (!m_viewClassInfo) return NULL; - return (wxView *)m_viewClassInfo->CreateObject(); + return static_cast(m_viewClassInfo->CreateObject()); } // ---------------------------------------------------------------------------- @@ -880,19 +886,18 @@ wxDocManager::~wxDocManager() // closes the specified document bool wxDocManager::CloseDocument(wxDocument* doc, bool force) { - if (doc->Close() || force) - { - // Implicitly deletes the document when - // the last view is deleted - doc->DeleteAllViews(); + if ( !doc->Close() && !force ) + return false; - // Check we're really deleted - if (m_docs.Member(doc)) - delete doc; + // Implicitly deletes the document when + // the last view is deleted + doc->DeleteAllViews(); - return true; - } - return false; + // Check we're really deleted + if (m_docs.Member(doc)) + delete doc; + + return true; } bool wxDocManager::CloseDocuments(bool force) @@ -938,6 +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(this); + self->m_lastDirectory = wxStandardPaths::Get().GetAppDocumentsDir(); + } + + return m_lastDirectory; +} + wxFileHistory *wxDocManager::OnCreateFileHistory() { return new wxFileHistory; @@ -968,7 +986,7 @@ void wxDocManager::OnFileNew(wxCommandEvent& WXUNUSED(event)) void wxDocManager::OnFileOpen(wxCommandEvent& WXUNUSED(event)) { - if ( !CreateDocument( wxEmptyString, 0) ) + if ( !CreateDocument("") ) { OnOpenFileFailure(); } @@ -1001,7 +1019,7 @@ void wxDocManager::OnFileSaveAs(wxCommandEvent& WXUNUSED(event)) void wxDocManager::OnPrint(wxCommandEvent& WXUNUSED(event)) { #if wxUSE_PRINTING_ARCHITECTURE - wxView *view = GetCurrentView(); + wxView *view = GetActiveView(); if (!view) return; @@ -1019,7 +1037,7 @@ void wxDocManager::OnPrint(wxCommandEvent& WXUNUSED(event)) void wxDocManager::OnPreview(wxCommandEvent& WXUNUSED(event)) { #if wxUSE_PRINTING_ARCHITECTURE - wxView *view = GetCurrentView(); + wxView *view = GetActiveView(); if (!view) return; @@ -1027,16 +1045,18 @@ void wxDocManager::OnPreview(wxCommandEvent& WXUNUSED(event)) if (printout) { // Pass two printout objects: for preview, and possible printing. - wxPrintPreviewBase *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.") ); + wxLogError(_("Print preview creation failed.")); return; } - wxPreviewFrame *frame = new wxPreviewFrame(preview, (wxFrame *)wxTheApp->GetTopWindow(), _("Print Preview"), - wxPoint(100, 100), wxSize(600, 650)); + wxPreviewFrame * + frame = new wxPreviewFrame(preview, wxTheApp->GetTopWindow(), + _("Print Preview")); frame->Centre(wxBOTH); frame->Initialize(); frame->Show(true); @@ -1046,24 +1066,26 @@ void wxDocManager::OnPreview(wxCommandEvent& WXUNUSED(event)) void wxDocManager::OnUndo(wxCommandEvent& event) { - wxDocument *doc = GetCurrentDocument(); - if (!doc) - return; - if (doc->GetCommandProcessor()) - doc->GetCommandProcessor()->Undo(); - else + wxCommandProcessor * const cmdproc = GetCurrentCommandProcessor(); + if ( !cmdproc ) + { event.Skip(); + return; + } + + cmdproc->Undo(); } void wxDocManager::OnRedo(wxCommandEvent& event) { - wxDocument *doc = GetCurrentDocument(); - if (!doc) - return; - if (doc->GetCommandProcessor()) - doc->GetCommandProcessor()->Redo(); - else + wxCommandProcessor * const cmdproc = GetCurrentCommandProcessor(); + if ( !cmdproc ) + { event.Skip(); + return; + } + + cmdproc->Redo(); } // Handlers for UI update commands @@ -1095,47 +1117,57 @@ void wxDocManager::OnUpdateFileSave(wxUpdateUIEvent& event) void wxDocManager::OnUpdateUndo(wxUpdateUIEvent& event) { - wxDocument *doc = GetCurrentDocument(); - if (!doc) - event.Enable(false); - else if (!doc->GetCommandProcessor()) - event.Skip(); - else + wxCommandProcessor * const cmdproc = GetCurrentCommandProcessor(); + if ( !cmdproc ) { - event.Enable( doc->GetCommandProcessor()->CanUndo() ); - doc->GetCommandProcessor()->SetMenuStrings(); + event.Enable(false); + return; } + + event.Enable(cmdproc->CanUndo()); + cmdproc->SetMenuStrings(); } void wxDocManager::OnUpdateRedo(wxUpdateUIEvent& event) { - wxDocument *doc = GetCurrentDocument(); - if (!doc) - event.Enable(false); - else if (!doc->GetCommandProcessor()) - event.Skip(); - else + wxCommandProcessor * const cmdproc = GetCurrentCommandProcessor(); + if ( !cmdproc ) { - event.Enable( doc->GetCommandProcessor()->CanRedo() ); - doc->GetCommandProcessor()->SetMenuStrings(); + event.Enable(false); + return; } + + event.Enable(cmdproc->CanRedo()); + cmdproc->SetMenuStrings(); } -wxView *wxDocManager::GetCurrentView() const +wxView *wxDocManager::GetActiveView() const { - if (m_currentView) - return m_currentView; - if (m_docs.GetCount() == 1) + wxView *view = GetCurrentView(); + + if ( !view && !m_docs.empty() ) { - wxDocument* doc = (wxDocument*) m_docs.GetFirst()->GetData(); - return doc->GetFirstView(); + // if we have exactly one document, consider its view to be the current + // one + // + // VZ: I'm not exactly sure why is this needed but this is how this + // code used to behave before the bug #9518 was fixed and it seems + // safer to preserve the old logic + wxList::compatibility_iterator node = m_docs.GetFirst(); + if ( !node->GetNext() ) + { + wxDocument *doc = static_cast(node->GetData()); + view = doc->GetFirstView(); + } + //else: we have more than one document } - return NULL; + + return view; } -bool wxDocManager::TryValidator(wxEvent& event) +bool wxDocManager::TryBefore(wxEvent& event) { - wxView * const view = GetCurrentView(); + wxView * const view = GetActiveView(); return view && view->ProcessEventHere(event); } @@ -1310,11 +1342,14 @@ bool wxDocManager::FlushDoc(wxDocument *WXUNUSED(doc)) wxDocument *wxDocManager::GetCurrentDocument() const { - wxView *view = GetCurrentView(); - if (view) - return view->GetDocument(); - else - return NULL; + wxView * const view = GetActiveView(); + return view ? view->GetDocument() : NULL; +} + +wxCommandProcessor *wxDocManager::GetCurrentCommandProcessor() const +{ + wxDocument * const doc = GetCurrentDocument(); + return doc ? doc->GetCommandProcessor() : NULL; } // Make a default name for a new document @@ -1462,12 +1497,10 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates, long WXUNUSED(flags), bool WXUNUSED(save)) { - // We can only have multiple filters in Windows and GTK -#if defined(__WXMSW__) || defined(__WXGTK__) || defined(__WXMAC__) +#ifdef wxHAS_MULTIPLE_FILEDLG_FILTERS wxString descrBuf; - int i; - for (i = 0; i < noTemplates; i++) + for (int i = 0; i < noTemplates; i++) { if (templates[i]->IsVisible()) { @@ -1490,7 +1523,7 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates, wxWindow* parent = wxFindSuitableParent(); wxString pathTmp = wxFileSelectorEx(_("Open File"), - m_lastDirectory, + GetLastDirectory(), wxEmptyString, &FilterIndex, descrBuf, @@ -1508,13 +1541,16 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates, else msgTitle = wxString(_("File error")); - (void)wxMessageBox(_("Sorry, could not open this file."), msgTitle, wxOK | wxICON_EXCLAMATION | wxCENTRE, - parent); + 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; @@ -1526,16 +1562,18 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates, 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 | wxCENTRE, wxFindSuitableParent()); + // Since we do not add files with non-default extensions to the + // file history this can only happen if the application changes the + // allowed templates in runtime. + wxMessageBox(_("Sorry, the format for this file is unknown."), + _("Open File"), + wxOK | wxICON_EXCLAMATION | wxCENTRE, + parent); } } else { - path = wxEmptyString; + path.clear(); } return theTemplate; @@ -1545,7 +1583,7 @@ wxDocTemplate *wxDocManager::SelectDocumentType(wxDocTemplate **templates, int noTemplates, bool sort) { wxArrayString strings; - wxDocTemplate **data = new wxDocTemplate *[noTemplates]; + wxScopedArray data(new wxDocTemplate *[noTemplates]); int i; int n = 0; @@ -1612,13 +1650,11 @@ wxDocTemplate *wxDocManager::SelectDocumentType(wxDocTemplate **templates, _("Select a document template"), _("Templates"), strings, - (void **)data, + (void **)data.get(), wxFindSuitableParent() ); } - delete[] data; - return theTemplate; } @@ -1626,7 +1662,7 @@ wxDocTemplate *wxDocManager::SelectViewType(wxDocTemplate **templates, int noTemplates, bool sort) { wxArrayString strings; - wxDocTemplate **data = new wxDocTemplate *[noTemplates]; + wxScopedArray data(new wxDocTemplate *[noTemplates]); int i; int n = 0; @@ -1689,13 +1725,12 @@ wxDocTemplate *wxDocManager::SelectViewType(wxDocTemplate **templates, _("Select a document view"), _("Views"), strings, - (void **)data, + (void **)data.get(), wxFindSuitableParent() ); } - delete[] data; return theTemplate; } @@ -1766,15 +1801,18 @@ wxDocChildFrame::wxDocChildFrame(wxDocument *doc, view->SetFrame(this); } -bool wxDocChildFrame::TryValidator(wxEvent& event) +bool wxDocChildFrame::TryBefore(wxEvent& event) { - if ( !m_childView ) - return false; + if ( m_childView ) + { + // FIXME: why is this needed here? + m_childView->Activate(true); - // FIXME: why is this needed here? - m_childView->Activate(true); + if ( m_childView->ProcessEventHere(event) ) + return true; + } - return m_childView->ProcessEventHere(event); + return wxFrame::TryBefore(event); } void wxDocChildFrame::OnActivate(wxActivateEvent& event) @@ -1787,26 +1825,22 @@ void wxDocChildFrame::OnActivate(wxActivateEvent& event) void wxDocChildFrame::OnCloseWindow(wxCloseEvent& event) { - if (m_childView) + if ( !m_childView ) + return; + + // passing false to Close() means to not delete associated window + if ( event.CanVeto() && !m_childView->Close(false) ) { - bool ans = event.CanVeto() - ? m_childView->Close(false) // false means don't delete associated window - : true; // Must delete. + event.Veto(); + return; + } - if (ans) - { - m_childView->Activate(false); - delete m_childView; - m_childView = NULL; - m_childDocument = NULL; + m_childView->Activate(false); + delete m_childView; + m_childView = NULL; + m_childDocument = NULL; - this->Destroy(); - } - else - event.Veto(); - } - else - event.Veto(); + Destroy(); } // ---------------------------------------------------------------------------- @@ -1889,9 +1923,12 @@ void wxDocParentFrame::OnMRUFile(wxCommandEvent& event) } // Extend event processing to search the view's event table -bool wxDocParentFrame::TryValidator(wxEvent& event) +bool wxDocParentFrame::TryBefore(wxEvent& event) { - return m_docManager && m_docManager->ProcessEventHere(event); + if ( m_docManager && m_docManager->ProcessEventHere(event) ) + return true; + + return wxFrame::TryBefore(event); } // Define the behaviour for the frame closing @@ -1900,7 +1937,7 @@ void wxDocParentFrame::OnCloseWindow(wxCloseEvent& event) { if (m_docManager->Clear(!event.CanVeto())) { - this->Destroy(); + Destroy(); } else event.Veto(); @@ -1966,7 +2003,8 @@ bool wxDocPrintout::OnBeginDocument(int startPage, int endPage) return true; } -void wxDocPrintout::GetPageInfo(int *minPage, int *maxPage, int *selPageFrom, int *selPageTo) +void wxDocPrintout::GetPageInfo(int *minPage, int *maxPage, + int *selPageFrom, int *selPageTo) { *minPage = 1; *maxPage = 1;