X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/250ab35a3ba226a3e1bd7517b18b7b46a37785ad..08670ea85abf4b4946a9ce64971b591d7b1ee30b:/src/common/docview.cpp diff --git a/src/common/docview.cpp b/src/common/docview.cpp index b2ae02bdfe..e4f6bf3bdb 100644 --- a/src/common/docview.cpp +++ b/src/common/docview.cpp @@ -92,8 +92,6 @@ IMPLEMENT_CLASS(wxDocParentFrame, wxFrame) IMPLEMENT_DYNAMIC_CLASS(wxDocPrintout, wxPrintout) #endif -IMPLEMENT_DYNAMIC_CLASS(wxFileHistory, wxObject) - // ============================================================================ // implementation // ============================================================================ @@ -115,18 +113,6 @@ wxString FindExtension(const wxString& path) return ext.MakeLower(); } -// return the string used for the MRU list items in the menu -// -// NB: the index n is 0-based, as usual, but the strings start from 1 -wxString GetMRUEntryLabel(int n, const wxString& path) -{ - // we need to quote '&' characters which are used for mnemonics - wxString pathInMenu(path); - pathInMenu.Replace("&", "&&"); - - return wxString::Format("&%d %s", n + 1, pathInMenu); -} - } // anonymous namespace // ---------------------------------------------------------------------------- @@ -136,8 +122,12 @@ wxString GetMRUEntryLabel(int n, const wxString& path) wxDocument::wxDocument(wxDocument *parent) { m_documentModified = false; - m_documentParent = parent; m_documentTemplate = NULL; + + m_documentParent = parent; + if ( parent ) + parent->m_childDocuments.push_back(this); + m_commandProcessor = NULL; m_savedYet = false; } @@ -149,13 +139,14 @@ bool wxDocument::DeleteContents() wxDocument::~wxDocument() { - DeleteContents(); - delete m_commandProcessor; if (GetDocumentManager()) GetDocumentManager()->RemoveDocument(this); + if ( m_documentParent ) + m_documentParent->m_childDocuments.remove(this); + // Not safe to do here, since it'll invoke virtual view functions // expecting to see valid derived objects: and by the time we get here, // we've called destructors higher up. @@ -167,6 +158,40 @@ bool wxDocument::Close() if ( !OnSaveModified() ) return false; + // When the parent document closes, its children must be closed as well as + // they can't exist without the parent. + + // As usual, first check if all children can be closed. + DocsList::const_iterator it = m_childDocuments.begin(); + for ( DocsList::const_iterator end = m_childDocuments.end(); it != end; ++it ) + { + if ( !(*it)->OnSaveModified() ) + { + // Leave the parent document opened if a child can't close. + return false; + } + } + + // Now that they all did, do close them: as m_childDocuments is modified as + // we iterate over it, don't use the usual for-style iteration here. + while ( !m_childDocuments.empty() ) + { + wxDocument * const childDoc = m_childDocuments.front(); + + // This will call OnSaveModified() once again but it shouldn't do + // anything as the document was just saved or marked as not needing to + // be saved by the call to OnSaveModified() that returned true above. + if ( !childDoc->Close() ) + { + wxFAIL_MSG( "Closing the child document unexpectedly failed " + "after its OnSaveModified() returned true" ); + } + + // Delete the child document by deleting all its views. + childDoc->DeleteAllViews(); + } + + return OnCloseDocument(); } @@ -247,6 +272,12 @@ void wxDocument::Modify(bool mod) wxDocManager *wxDocument::GetDocumentManager() const { + // For child documents we use the same document manager as the parent, even + // though we don't have our own template (as children are not opened/saved + // directly). + if ( m_documentParent ) + return m_documentParent->GetDocumentManager(); + return m_documentTemplate ? m_documentTemplate->GetDocumentManager() : NULL; } @@ -339,15 +370,6 @@ bool wxDocument::SaveAs() if (fileName.empty()) return false; // cancelled by user - wxString ext; - wxFileName::SplitPath(fileName, NULL, NULL, &ext); - - if (ext.empty()) - { - fileName += wxT("."); - fileName += docTemplate->GetDefaultExtension(); - } - // Files that were not saved correctly are not added to the FileHistory. if (!OnSaveDocument(fileName)) return false; @@ -355,16 +377,16 @@ 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. - 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 + // 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; + return true; } bool wxDocument::OnSaveDocument(const wxString& file) @@ -427,7 +449,22 @@ wxOutputStream& wxDocument::SaveObject(wxOutputStream& stream) bool wxDocument::Revert() { - return false; + if ( wxMessageBox + ( + _("Discard changes and reload the last saved version?"), + wxTheApp->GetAppDisplayName(), + wxYES_NO | wxCANCEL | wxICON_QUESTION, + GetDocumentWindow() + ) != wxYES ) + return false; + + if ( !DoOpenDocument(GetFilename()) ) + return false; + + Modify(false); + UpdateAllViews(); + + return true; } @@ -435,7 +472,7 @@ bool wxDocument::Revert() #if WXWIN_COMPATIBILITY_2_8 bool wxDocument::GetPrintableName(wxString& buf) const { - // this function can not only be overridden by the user code but also + // this function cannot only be overridden by the user code but also // called by it so we need to ensure that we return the same thing as // GetUserReadableName() but we can't call it because this would result in // an infinite recursion, hence we use the helper DoGetUserReadableName() @@ -660,7 +697,8 @@ wxView::wxView() wxView::~wxView() { - GetDocumentManager()->ActivateView(this, false); + if (m_viewDocument && GetDocumentManager()) + GetDocumentManager()->ActivateView(this, false); // reset our frame view first, before removing it from the document as // SetView(NULL) is a simple call while RemoveView() may result in user @@ -696,7 +734,7 @@ void wxView::SetDocChildFrame(wxDocChildFrameAnyBase *docChildFrame) bool wxView::TryBefore(wxEvent& event) { wxDocument * const doc = GetDocument(); - return doc && doc->ProcessEventHere(event); + return doc && doc->ProcessEventLocally(event); } void wxView::OnActivateView(bool WXUNUSED(activate), @@ -893,31 +931,37 @@ BEGIN_EVENT_TABLE(wxDocManager, wxEvtHandler) EVT_MENU(wxID_UNDO, wxDocManager::OnUndo) EVT_MENU(wxID_REDO, wxDocManager::OnRedo) + // We don't know in advance how many items can there be in the MRU files + // list so set up OnMRUFile() as a handler for all menu events and do the + // check for the id of the menu item clicked inside it. + EVT_MENU(wxID_ANY, wxDocManager::OnMRUFile) + EVT_UPDATE_UI(wxID_OPEN, wxDocManager::OnUpdateFileOpen) EVT_UPDATE_UI(wxID_CLOSE, wxDocManager::OnUpdateDisableIfNoDoc) EVT_UPDATE_UI(wxID_CLOSE_ALL, wxDocManager::OnUpdateDisableIfNoDoc) - EVT_UPDATE_UI(wxID_REVERT, wxDocManager::OnUpdateDisableIfNoDoc) + EVT_UPDATE_UI(wxID_REVERT, wxDocManager::OnUpdateFileRevert) EVT_UPDATE_UI(wxID_NEW, wxDocManager::OnUpdateFileNew) EVT_UPDATE_UI(wxID_SAVE, wxDocManager::OnUpdateFileSave) - EVT_UPDATE_UI(wxID_SAVEAS, wxDocManager::OnUpdateDisableIfNoDoc) + EVT_UPDATE_UI(wxID_SAVEAS, wxDocManager::OnUpdateFileSaveAs) EVT_UPDATE_UI(wxID_UNDO, wxDocManager::OnUpdateUndo) EVT_UPDATE_UI(wxID_REDO, wxDocManager::OnUpdateRedo) #if wxUSE_PRINTING_ARCHITECTURE EVT_MENU(wxID_PRINT, wxDocManager::OnPrint) EVT_MENU(wxID_PREVIEW, wxDocManager::OnPreview) + EVT_MENU(wxID_PRINT_SETUP, wxDocManager::OnPageSetup) EVT_UPDATE_UI(wxID_PRINT, wxDocManager::OnUpdateDisableIfNoDoc) EVT_UPDATE_UI(wxID_PREVIEW, wxDocManager::OnUpdateDisableIfNoDoc) -#endif + // NB: we keep "Print setup" menu item always enabled as it can be used + // even without an active document +#endif // wxUSE_PRINTING_ARCHITECTURE END_EVENT_TABLE() wxDocManager* wxDocManager::sm_docManager = NULL; wxDocManager::wxDocManager(long WXUNUSED(flags), bool initialize) { - wxASSERT_MSG( !sm_docManager, "multiple wxDocManagers not allowed" ); - sm_docManager = this; m_defaultDocumentNameCounter = 1; @@ -1039,14 +1083,8 @@ wxFileHistory *wxDocManager::OnCreateFileHistory() void wxDocManager::OnFileClose(wxCommandEvent& WXUNUSED(event)) { wxDocument *doc = GetCurrentDocument(); - if (!doc) - return; - if (doc->Close()) - { - doc->DeleteAllViews(); - if (m_docs.Member(doc)) - delete doc; - } + if (doc) + CloseDocument(doc); } void wxDocManager::OnFileCloseAll(wxCommandEvent& WXUNUSED(event)) @@ -1091,9 +1129,58 @@ void wxDocManager::OnFileSaveAs(wxCommandEvent& WXUNUSED(event)) doc->SaveAs(); } -void wxDocManager::OnPrint(wxCommandEvent& WXUNUSED(event)) +void wxDocManager::OnMRUFile(wxCommandEvent& event) +{ + // Check if the id is in the range assigned to MRU list entries. + const int id = event.GetId(); + if ( id >= wxID_FILE1 && + id < wxID_FILE1 + static_cast(m_fileHistory->GetCount()) ) + { + DoOpenMRUFile(id - wxID_FILE1); + } + else + { + event.Skip(); + } +} + +void wxDocManager::DoOpenMRUFile(unsigned n) +{ + wxString filename(GetHistoryFile(n)); + if ( filename.empty() ) + return; + + wxString errMsg; // must contain exactly one "%s" if non-empty + if ( wxFile::Exists(filename) ) + { + // Try to open it but don't give an error if it failed: this could be + // normal, e.g. because the user cancelled opening it, and we don't + // have any useful information to put in the error message anyhow, so + // we assume that in case of an error the appropriate message had been + // already logged. + (void)CreateDocument(filename, wxDOC_SILENT); + } + else // file doesn't exist + { + OnMRUFileNotExist(n, filename); + } +} + +void wxDocManager::OnMRUFileNotExist(unsigned n, const wxString& filename) { + // remove the file which we can't open from the MRU list + RemoveFileFromHistory(n); + + // and tell the user about it + wxLogError(_("The file '%s' doesn't exist and couldn't be opened.\n" + "It has been removed from the most recently used files list."), + filename); +} + #if wxUSE_PRINTING_ARCHITECTURE + +void wxDocManager::OnPrint(wxCommandEvent& WXUNUSED(event)) +{ wxView *view = GetActiveView(); if (!view) return; @@ -1101,17 +1188,33 @@ void wxDocManager::OnPrint(wxCommandEvent& WXUNUSED(event)) wxPrintout *printout = view->OnCreatePrintout(); if (printout) { - wxPrinter printer; + wxPrintDialogData printDialogData(m_pageSetupDialogData.GetPrintData()); + wxPrinter printer(&printDialogData); printer.Print(view->GetFrame(), printout, true); delete printout; } -#endif // wxUSE_PRINTING_ARCHITECTURE +} + +void wxDocManager::OnPageSetup(wxCommandEvent& WXUNUSED(event)) +{ + wxPageSetupDialog dlg(wxTheApp->GetTopWindow(), &m_pageSetupDialogData); + if ( dlg.ShowModal() == wxID_OK ) + { + m_pageSetupDialogData = dlg.GetPageSetupData(); + } +} + +wxPreviewFrame* wxDocManager::CreatePreviewFrame(wxPrintPreviewBase* preview, + wxWindow *parent, + const wxString& title) +{ + return new wxPreviewFrame(preview, parent, title); } void wxDocManager::OnPreview(wxCommandEvent& WXUNUSED(event)) { -#if wxUSE_PRINTING_ARCHITECTURE + wxBusyCursor busy; wxView *view = GetActiveView(); if (!view) return; @@ -1119,25 +1222,31 @@ void wxDocManager::OnPreview(wxCommandEvent& WXUNUSED(event)) wxPrintout *printout = view->OnCreatePrintout(); if (printout) { + wxPrintDialogData printDialogData(m_pageSetupDialogData.GetPrintData()); + // Pass two printout objects: for preview, and possible printing. wxPrintPreviewBase * - preview = new wxPrintPreview(printout, view->OnCreatePrintout()); - if ( !preview->Ok() ) + preview = new wxPrintPreview(printout, + view->OnCreatePrintout(), + &printDialogData); + if ( !preview->IsOk() ) { delete preview; wxLogError(_("Print preview creation failed.")); return; } - wxPreviewFrame * - frame = new wxPreviewFrame(preview, wxTheApp->GetTopWindow(), - _("Print Preview")); + wxPreviewFrame* frame = CreatePreviewFrame(preview, + wxTheApp->GetTopWindow(), + _("Print Preview")); + wxCHECK_RET( frame, "should create a print preview frame" ); + frame->Centre(wxBOTH); frame->Initialize(); frame->Show(true); } -#endif // wxUSE_PRINTING_ARCHITECTURE } +#endif // wxUSE_PRINTING_ARCHITECTURE void wxDocManager::OnUndo(wxCommandEvent& event) { @@ -1177,6 +1286,12 @@ void wxDocManager::OnUpdateDisableIfNoDoc(wxUpdateUIEvent& event) event.Enable( GetCurrentDocument() != NULL ); } +void wxDocManager::OnUpdateFileRevert(wxUpdateUIEvent& event) +{ + wxDocument* doc = GetCurrentDocument(); + event.Enable(doc && doc->IsModified() && doc->GetDocumentSaved()); +} + void wxDocManager::OnUpdateFileNew(wxUpdateUIEvent& event) { // CreateDocument() (which is called from OnFileNew) may succeed @@ -1187,7 +1302,13 @@ void wxDocManager::OnUpdateFileNew(wxUpdateUIEvent& event) void wxDocManager::OnUpdateFileSave(wxUpdateUIEvent& event) { wxDocument * const doc = GetCurrentDocument(); - event.Enable( doc && !doc->AlreadySaved() ); + event.Enable( doc && !doc->IsChildDocument() && !doc->AlreadySaved() ); +} + +void wxDocManager::OnUpdateFileSaveAs(wxUpdateUIEvent& event) +{ + wxDocument * const doc = GetCurrentDocument(); + event.Enable( doc && !doc->IsChildDocument() ); } void wxDocManager::OnUpdateUndo(wxUpdateUIEvent& event) @@ -1243,7 +1364,7 @@ wxView *wxDocManager::GetActiveView() const bool wxDocManager::TryBefore(wxEvent& event) { wxView * const view = GetActiveView(); - return view && view->ProcessEventHere(event); + return view && view->ProcessEventLocally(event); } namespace @@ -1275,6 +1396,17 @@ wxDocTemplates GetVisibleTemplates(const wxList& allTemplates) } // anonymous namespace +void wxDocManager::ActivateDocument(wxDocument *doc) +{ + wxView * const view = doc->GetFirstView(); + if ( !view ) + return; + + view->Activate(true); + if ( wxWindow *win = view->GetFrame() ) + win->SetFocus(); +} + wxDocument *wxDocManager::CreateDocument(const wxString& pathOrig, long flags) { // this ought to be const but SelectDocumentType/Path() are not @@ -1329,13 +1461,8 @@ wxDocument *wxDocManager::CreateDocument(const wxString& pathOrig, long flags) if ( fn == doc->GetFilename() ) { // file already open, just activate it and return - if ( doc->GetFirstView() ) - { - ActivateView(doc->GetFirstView()); - if ( doc->GetDocumentWindow() ) - doc->GetDocumentWindow()->SetFocus(); - return doc; - } + ActivateDocument(doc); + return doc; } } } @@ -1382,6 +1509,11 @@ wxDocument *wxDocManager::CreateDocument(const wxString& pathOrig, long flags) if ( !(flags & wxDOC_NEW) && temp->FileMatchesTemplate(path) ) AddFileToHistory(path); + // at least under Mac (where views are top level windows) it seems to be + // necessary to manually activate the new document to bring it to the + // forefront -- and it shouldn't hurt doing this under the other platforms + ActivateDocument(docNew); + return docNew; } @@ -1602,7 +1734,8 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates, GetLastDirectory(), wxEmptyString, &FilterIndex, - descrBuf); + descrBuf, + wxFD_OPEN | wxFD_FILE_MUST_EXIST); wxDocTemplate *theTemplate = NULL; if (!pathTmp.empty()) @@ -1815,6 +1948,20 @@ void wxDocManager::DisassociateTemplate(wxDocTemplate *temp) m_templates.DeleteObject(temp); } +wxDocTemplate* wxDocManager::FindTemplate(const wxClassInfo* classinfo) +{ + for ( wxList::compatibility_iterator node = m_templates.GetFirst(); + node; + node = node->GetNext() ) + { + wxDocTemplate* t = wxStaticCast(node->GetData(), wxDocTemplate); + if ( t->GetDocClassInfo() == classinfo ) + return t; + } + + return NULL; +} + // Add and remove a document from the manager's list void wxDocManager::AddDocument(wxDocument *doc) { @@ -1853,7 +2000,9 @@ bool wxDocChildFrameAnyBase::CloseView(wxCloseEvent& event) { if ( m_childView ) { - if ( event.CanVeto() && !m_childView->Close(false) ) + // notice that we must call wxView::Close() and OnClose() called from + // it in any case, even if we know that we are going to close anyhow + if ( !m_childView->Close(false) && event.CanVeto() ) { event.Veto(); return false; @@ -1867,8 +2016,7 @@ bool wxDocChildFrameAnyBase::CloseView(wxCloseEvent& event) // deleted directly not by us as indicated by its doc child frame // pointer still being set m_childView->SetDocChildFrame(NULL); - delete m_childView; - m_childView = NULL; + wxDELETE(m_childView); } m_childDocument = NULL; @@ -1877,109 +2025,32 @@ bool wxDocChildFrameAnyBase::CloseView(wxCloseEvent& event) } // ---------------------------------------------------------------------------- -// Default parent frame +// wxDocParentFrameAnyBase // ---------------------------------------------------------------------------- -BEGIN_EVENT_TABLE(wxDocParentFrame, wxFrame) - EVT_MENU(wxID_EXIT, wxDocParentFrame::OnExit) - EVT_MENU_RANGE(wxID_FILE1, wxID_FILE9, wxDocParentFrame::OnMRUFile) - EVT_CLOSE(wxDocParentFrame::OnCloseWindow) -END_EVENT_TABLE() - -wxDocParentFrame::wxDocParentFrame() -{ - m_docManager = NULL; -} - -wxDocParentFrame::wxDocParentFrame(wxDocManager *manager, - wxFrame *frame, - wxWindowID id, - const wxString& title, - const wxPoint& pos, - const wxSize& size, - long style, - const wxString& name) - : wxFrame(frame, id, title, pos, size, style, name) -{ - m_docManager = manager; -} - -bool wxDocParentFrame::Create(wxDocManager *manager, - wxFrame *frame, - wxWindowID id, - const wxString& title, - const wxPoint& pos, - const wxSize& size, - long style, - const wxString& name) -{ - m_docManager = manager; - return base_type::Create(frame, id, title, pos, size, style, name); -} +#if wxUSE_PRINTING_ARCHITECTURE -void wxDocParentFrame::OnExit(wxCommandEvent& WXUNUSED(event)) +namespace { - Close(); -} -void wxDocParentFrame::OnMRUFile(wxCommandEvent& event) +wxString GetAppropriateTitle(const wxView *view, const wxString& titleGiven) { - int n = event.GetId() - wxID_FILE1; // the index in MRU list - wxString filename(m_docManager->GetHistoryFile(n)); - if ( filename.empty() ) - return; - - wxString errMsg; // must contain exactly one "%s" if non-empty - if ( wxFile::Exists(filename) ) - { - // try to open it - if ( m_docManager->CreateDocument(filename, wxDOC_SILENT) ) - return; - - errMsg = _("The file '%s' couldn't be opened."); - } - else // file doesn't exist + wxString title(titleGiven); + if ( title.empty() ) { - errMsg = _("The file '%s' doesn't exist and couldn't be opened."); + if ( view && view->GetDocument() ) + title = view->GetDocument()->GetUserReadableName(); + else + title = _("Printout"); } - - wxASSERT_MSG( !errMsg.empty(), "should have an error message" ); - - // remove the file which we can't open from the MRU list - m_docManager->RemoveFileFromHistory(n); - - // and tell the user about it - wxLogError(errMsg + '\n' + - _("It has been removed from the most recently used files list."), - filename); -} - -// Extend event processing to search the view's event table -bool wxDocParentFrame::TryBefore(wxEvent& event) -{ - if ( m_docManager && m_docManager->ProcessEventHere(event) ) - return true; - - return wxFrame::TryBefore(event); -} - -// Define the behaviour for the frame closing -// - must delete all frames except for the main one. -void wxDocParentFrame::OnCloseWindow(wxCloseEvent& event) -{ - if (m_docManager->Clear(!event.CanVeto())) - { - Destroy(); - } - else - event.Veto(); + return title; } -#if wxUSE_PRINTING_ARCHITECTURE +} // anonymous namespace wxDocPrintout::wxDocPrintout(wxView *view, const wxString& title) - : wxPrintout(title) + : wxPrintout(GetAppropriateTitle(view, title)) { m_printoutView = view; } @@ -2047,203 +2118,6 @@ void wxDocPrintout::GetPageInfo(int *minPage, int *maxPage, #endif // wxUSE_PRINTING_ARCHITECTURE -// ---------------------------------------------------------------------------- -// File history (a.k.a. MRU, most recently used, files list) -// ---------------------------------------------------------------------------- - -wxFileHistory::wxFileHistory(size_t maxFiles, wxWindowID idBase) -{ - m_fileMaxFiles = maxFiles; - m_idBase = idBase; -} - -void wxFileHistory::AddFileToHistory(const wxString& file) -{ - // check if we don't already have this file - const wxFileName fnNew(file); - size_t i, - numFiles = m_fileHistory.size(); - for ( i = 0; i < numFiles; i++ ) - { - if ( fnNew == m_fileHistory[i] ) - { - // we do have it, move it to the top of the history - RemoveFileFromHistory(i); - numFiles--; - break; - } - } - - // if we already have a full history, delete the one at the end - if ( numFiles == m_fileMaxFiles ) - { - RemoveFileFromHistory(--numFiles); - } - - // 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() ) - { - wxMenu * const menu = (wxMenu *)node->GetData(); - - 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, " "); - } - - // insert the new file in the beginning of the file history - m_fileHistory.insert(m_fileHistory.begin(), file); - numFiles++; - - // update the labels in all menus - for ( i = 0; i < numFiles; i++ ) - { - // if in same directory just show the filename; otherwise the full path - const wxFileName fnOld(m_fileHistory[i]); - - wxString pathInMenu; - if ( fnOld.GetPath() == fnNew.GetPath() ) - { - pathInMenu = fnOld.GetFullName(); - } - else // file in different directory - { - // absolute path; could also set relative path - pathInMenu = m_fileHistory[i]; - } - - for ( wxList::compatibility_iterator node = m_fileMenus.GetFirst(); - node; - node = node->GetNext() ) - { - wxMenu * const menu = (wxMenu *)node->GetData(); - - menu->SetLabel(m_idBase + i, GetMRUEntryLabel(i, pathInMenu)); - } - } -} - -void wxFileHistory::RemoveFileFromHistory(size_t i) -{ - size_t numFiles = m_fileHistory.size(); - wxCHECK_RET( i < numFiles, - wxT("invalid index in wxFileHistory::RemoveFileFromHistory") ); - - // delete the element from the array - m_fileHistory.RemoveAt(i); - numFiles--; - - for ( wxList::compatibility_iterator node = m_fileMenus.GetFirst(); - node; - node = node->GetNext() ) - { - wxMenu * const menu = (wxMenu *) node->GetData(); - - // shift filenames up - for ( size_t j = i; j < numFiles; j++ ) - { - menu->SetLabel(m_idBase + j, GetMRUEntryLabel(j, m_fileHistory[j])); - } - - // delete the last menu item which is unused now - const wxWindowID lastItemId = m_idBase + numFiles; - if ( menu->FindItem(lastItemId) ) - menu->Delete(lastItemId); - - // delete the last separator too if no more files are left - if ( m_fileHistory.empty() ) - { - const wxMenuItemList::compatibility_iterator - nodeLast = menu->GetMenuItems().GetLast(); - if ( nodeLast ) - { - wxMenuItem * const lastMenuItem = nodeLast->GetData(); - if ( lastMenuItem->IsSeparator() ) - menu->Delete(lastMenuItem); - } - //else: menu is empty somehow - } - } -} - -void wxFileHistory::UseMenu(wxMenu *menu) -{ - if ( !m_fileMenus.Member(menu) ) - m_fileMenus.Append(menu); -} - -void wxFileHistory::RemoveMenu(wxMenu *menu) -{ - m_fileMenus.DeleteObject(menu); -} - -#if wxUSE_CONFIG -void wxFileHistory::Load(const wxConfigBase& config) -{ - m_fileHistory.Clear(); - - wxString buf; - buf.Printf(wxT("file%d"), 1); - - wxString historyFile; - while ((m_fileHistory.GetCount() < m_fileMaxFiles) && - config.Read(buf, &historyFile) && !historyFile.empty()) - { - m_fileHistory.Add(historyFile); - - buf.Printf(wxT("file%d"), (int)m_fileHistory.GetCount()+1); - historyFile = wxEmptyString; - } - - AddFilesToMenu(); -} - -void wxFileHistory::Save(wxConfigBase& config) -{ - size_t i; - for (i = 0; i < m_fileMaxFiles; i++) - { - wxString buf; - buf.Printf(wxT("file%d"), (int)i+1); - if (i < m_fileHistory.GetCount()) - config.Write(buf, wxString(m_fileHistory[i])); - else - config.Write(buf, wxEmptyString); - } -} -#endif // wxUSE_CONFIG - -void wxFileHistory::AddFilesToMenu() -{ - if ( m_fileHistory.empty() ) - return; - - for ( wxList::compatibility_iterator node = m_fileMenus.GetFirst(); - node; - node = node->GetNext() ) - { - AddFilesToMenu((wxMenu *) node->GetData()); - } -} - -void wxFileHistory::AddFilesToMenu(wxMenu* menu) -{ - if ( m_fileHistory.empty() ) - return; - - if ( menu->GetMenuItemCount() ) - menu->AppendSeparator(); - - for ( size_t i = 0; i < m_fileHistory.GetCount(); i++ ) - { - menu->Append(m_idBase + i, GetMRUEntryLabel(i, m_fileHistory[i])); - } -} - // ---------------------------------------------------------------------------- // Permits compatibility with existing file formats and functions that // manipulate files directly