X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/58c837a4e67c0996134cc0947691dc09c5f26687..90a683695bfd22da80bb12d50d6f3666f38e903a:/src/common/docview.cpp diff --git a/src/common/docview.cpp b/src/common/docview.cpp index 58c3f43fd8..36ecc6a51a 100644 --- a/src/common/docview.cpp +++ b/src/common/docview.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: docview.cpp +// Name: src/common/docview.cpp // Purpose: Document/view classes // Author: Julian Smart // Modified by: @@ -57,6 +57,7 @@ #include "wx/docview.h" #include "wx/confbase.h" #include "wx/file.h" +#include "wx/cmdproc.h" #include #include @@ -76,23 +77,19 @@ // wxWindows macros // ---------------------------------------------------------------------------- -#if !USE_SHARED_LIBRARY - IMPLEMENT_ABSTRACT_CLASS(wxDocument, wxEvtHandler) - IMPLEMENT_ABSTRACT_CLASS(wxView, wxEvtHandler) - IMPLEMENT_ABSTRACT_CLASS(wxDocTemplate, wxObject) - IMPLEMENT_DYNAMIC_CLASS(wxDocManager, wxEvtHandler) - IMPLEMENT_CLASS(wxDocChildFrame, wxFrame) - IMPLEMENT_CLASS(wxDocParentFrame, wxFrame) - - #if wxUSE_PRINTING_ARCHITECTURE - IMPLEMENT_DYNAMIC_CLASS(wxDocPrintout, wxPrintout) - #endif - - IMPLEMENT_CLASS(wxCommand, wxObject) - IMPLEMENT_DYNAMIC_CLASS(wxCommandProcessor, wxObject) - IMPLEMENT_DYNAMIC_CLASS(wxFileHistory, wxObject) +IMPLEMENT_ABSTRACT_CLASS(wxDocument, wxEvtHandler) +IMPLEMENT_ABSTRACT_CLASS(wxView, wxEvtHandler) +IMPLEMENT_ABSTRACT_CLASS(wxDocTemplate, wxObject) +IMPLEMENT_DYNAMIC_CLASS(wxDocManager, wxEvtHandler) +IMPLEMENT_CLASS(wxDocChildFrame, wxFrame) +IMPLEMENT_CLASS(wxDocParentFrame, wxFrame) + +#if wxUSE_PRINTING_ARCHITECTURE + IMPLEMENT_DYNAMIC_CLASS(wxDocPrintout, wxPrintout) #endif +IMPLEMENT_DYNAMIC_CLASS(wxFileHistory, wxObject) + // ---------------------------------------------------------------------------- // function prototypes // ---------------------------------------------------------------------------- @@ -132,6 +129,7 @@ wxDocument::wxDocument(wxDocument *parent) m_documentModified = FALSE; m_documentParent = parent; m_documentTemplate = (wxDocTemplate *) NULL; + m_commandProcessor = (wxCommandProcessor*) NULL; m_savedYet = FALSE; } @@ -147,7 +145,8 @@ wxDocument::~wxDocument() if (m_commandProcessor) delete m_commandProcessor; - GetDocumentManager()->RemoveDocument(this); + if (GetDocumentManager()) + GetDocumentManager()->RemoveDocument(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, @@ -174,6 +173,8 @@ bool wxDocument::OnCloseDocument() // deleted. bool wxDocument::DeleteAllViews() { + wxDocManager* manager = GetDocumentManager(); + wxNode *node = m_documentViews.First(); while (node) { @@ -186,6 +187,11 @@ bool wxDocument::DeleteAllViews() delete view; // Deletes node implicitly node = next; } + // 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; } @@ -198,7 +204,7 @@ wxView *wxDocument::GetFirstView() const wxDocManager *wxDocument::GetDocumentManager() const { - return m_documentTemplate->GetDocumentManager(); + return (m_documentTemplate ? m_documentTemplate->GetDocumentManager() : (wxDocManager*) NULL); } bool wxDocument::OnNewDocument() @@ -223,7 +229,7 @@ bool wxDocument::Save() { bool ret = FALSE; - if (!IsModified()) return TRUE; + if (!IsModified() && m_savedYet) return TRUE; if (m_documentFile == wxT("") || !m_savedYet) ret = SaveAs(); else @@ -241,7 +247,7 @@ bool wxDocument::SaveAs() wxString tmp = wxFileSelector(_("Save as"), docTemplate->GetDirectory(), - GetFilename(), + wxFileNameFromPath(GetFilename()), docTemplate->GetDefaultExtension(), docTemplate->GetFileFilter(), wxSAVE | wxOVERWRITE_PROMPT, @@ -289,11 +295,11 @@ bool wxDocument::OnSaveDocument(const wxString& file) msgTitle = wxString(_("File error")); #if wxUSE_STD_IOSTREAM - ofstream store(wxString(file.fn_str())); + wxSTD ofstream store(wxString(file.fn_str()).mb_str()); if (store.fail() || store.bad()) #else wxFileOutputStream store(wxString(file.fn_str())); - if (store.LastError() != 0) + if (store.LastError() != wxSTREAM_NOERROR) #endif { (void)wxMessageBox(_("Sorry, could not open this file for saving."), msgTitle, wxOK | wxICON_EXCLAMATION, @@ -325,18 +331,24 @@ bool wxDocument::OnOpenDocument(const wxString& file) msgTitle = wxString(_("File error")); #if wxUSE_STD_IOSTREAM - ifstream store(wxString(file.fn_str())); + wxSTD ifstream store(wxString(file.fn_str()).mb_str()); if (store.fail() || store.bad()) #else wxFileInputStream store(wxString(file.fn_str())); - if (store.LastError() != 0) + if (store.LastError() != wxSTREAM_NOERROR) #endif { (void)wxMessageBox(_("Sorry, could not open this file."), msgTitle, wxOK|wxICON_EXCLAMATION, GetDocumentWindow()); return FALSE; } +#if wxUSE_STD_IOSTREAM if (!LoadObject(store)) +#else + int res = LoadObject(store).LastError(); + if ((res != wxSTREAM_NOERROR) && + (res != wxSTREAM_EOF)) +#endif { (void)wxMessageBox(_("Sorry, could not open this file."), msgTitle, wxOK|wxICON_EXCLAMATION, GetDocumentWindow()); @@ -352,7 +364,7 @@ bool wxDocument::OnOpenDocument(const wxString& file) } #if wxUSE_STD_IOSTREAM -istream& wxDocument::LoadObject(istream& stream) +wxSTD istream& wxDocument::LoadObject(wxSTD istream& stream) #else wxInputStream& wxDocument::LoadObject(wxInputStream& stream) #endif @@ -361,7 +373,7 @@ wxInputStream& wxDocument::LoadObject(wxInputStream& stream) } #if wxUSE_STD_IOSTREAM -ostream& wxDocument::SaveObject(ostream& stream) +wxSTD ostream& wxDocument::SaveObject(wxSTD ostream& stream) #else wxOutputStream& wxDocument::SaveObject(wxOutputStream& stream) #endif @@ -558,10 +570,11 @@ void wxView::OnChangeFilename() { if (GetFrame() && GetDocument()) { - wxString name; - GetDocument()->GetPrintableName(name); + wxString title; + + GetDocument()->GetPrintableName(title); - GetFrame()->SetTitle(name); + GetFrame()->SetTitle(title); } } @@ -650,7 +663,8 @@ wxDocument *wxDocTemplate::CreateDocument(const wxString& path, long flags) return doc; else { - delete doc; + if (GetDocumentManager()->GetDocuments().Member(doc)) + doc->DeleteAllViews(); return (wxDocument *) NULL; } } @@ -692,13 +706,29 @@ BEGIN_EVENT_TABLE(wxDocManager, wxEvtHandler) EVT_MENU(wxID_SAVEAS, wxDocManager::OnFileSaveAs) EVT_MENU(wxID_UNDO, wxDocManager::OnUndo) EVT_MENU(wxID_REDO, wxDocManager::OnRedo) + + EVT_UPDATE_UI(wxID_OPEN, wxDocManager::OnUpdateFileOpen) + EVT_UPDATE_UI(wxID_CLOSE, wxDocManager::OnUpdateFileClose) + 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::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_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() +wxDocManager* wxDocManager::sm_docManager = (wxDocManager*) NULL; + wxDocManager::wxDocManager(long flags, bool initialize) { m_defaultDocumentNameCounter = 1; @@ -708,6 +738,7 @@ wxDocManager::wxDocManager(long flags, bool initialize) m_fileHistory = (wxFileHistory *) NULL; if (initialize) Initialize(); + sm_docManager = this; } wxDocManager::~wxDocManager() @@ -715,6 +746,7 @@ wxDocManager::~wxDocManager() Clear(); if (m_fileHistory) delete m_fileHistory; + sm_docManager = (wxDocManager*) NULL; } bool wxDocManager::Clear(bool force) @@ -783,7 +815,10 @@ void wxDocManager::OnFileNew(wxCommandEvent& WXUNUSED(event)) void wxDocManager::OnFileOpen(wxCommandEvent& WXUNUSED(event)) { - CreateDocument(wxString(""), 0); + if ( !CreateDocument(wxString(""), 0) ) + { + OnOpenFileFailure(); + } } void wxDocManager::OnFileRevert(wxCommandEvent& WXUNUSED(event)) @@ -885,6 +920,71 @@ void wxDocManager::OnRedo(wxCommandEvent& WXUNUSED(event)) doc->GetCommandProcessor()->Redo(); } +// Handlers for UI update commands + +void wxDocManager::OnUpdateFileOpen(wxUpdateUIEvent& event) +{ + event.Enable( TRUE ); +} + +void wxDocManager::OnUpdateFileClose(wxUpdateUIEvent& event) +{ + wxDocument *doc = GetCurrentDocument(); + event.Enable( (doc != (wxDocument*) NULL) ); +} + +void wxDocManager::OnUpdateFileRevert(wxUpdateUIEvent& event) +{ + wxDocument *doc = GetCurrentDocument(); + event.Enable( (doc != (wxDocument*) NULL) ); +} + +void wxDocManager::OnUpdateFileNew(wxUpdateUIEvent& event) +{ + event.Enable( TRUE ); +} + +void wxDocManager::OnUpdateFileSave(wxUpdateUIEvent& event) +{ + wxDocument *doc = GetCurrentDocument(); + event.Enable( (doc != (wxDocument*) NULL) ); +} + +void wxDocManager::OnUpdateFileSaveAs(wxUpdateUIEvent& event) +{ + wxDocument *doc = GetCurrentDocument(); + event.Enable( (doc != (wxDocument*) NULL) ); +} + +void wxDocManager::OnUpdateUndo(wxUpdateUIEvent& event) +{ + wxDocument *doc = GetCurrentDocument(); + event.Enable( (doc && doc->GetCommandProcessor() && doc->GetCommandProcessor()->CanUndo()) ); +} + +void wxDocManager::OnUpdateRedo(wxUpdateUIEvent& event) +{ + wxDocument *doc = GetCurrentDocument(); + event.Enable( (doc && doc->GetCommandProcessor() && doc->GetCommandProcessor()->CanRedo()) ); +} + +void wxDocManager::OnUpdatePrint(wxUpdateUIEvent& event) +{ + wxDocument *doc = GetCurrentDocument(); + event.Enable( (doc != (wxDocument*) NULL) ); +} + +void wxDocManager::OnUpdatePrintSetup(wxUpdateUIEvent& event) +{ + event.Enable( TRUE ); +} + +void wxDocManager::OnUpdatePreview(wxUpdateUIEvent& event) +{ + wxDocument *doc = GetCurrentDocument(); + event.Enable( (doc != (wxDocument*) NULL) ); +} + wxView *wxDocManager::GetCurrentView() const { if (m_currentView) @@ -1005,15 +1105,16 @@ wxDocument *wxDocManager::CreateDocument(const wxString& path, long flags) newDoc->SetDocumentTemplate(temp); if (!newDoc->OnOpenDocument(path2)) { - delete newDoc; + newDoc->DeleteAllViews(); + // delete newDoc; // Implicitly deleted by DeleteAllViews return (wxDocument *) NULL; } AddFileToHistory(path2); } return newDoc; } - else - return (wxDocument *) NULL; + + return (wxDocument *) NULL; } wxView *wxDocManager::CreateView(wxDocument *doc, long flags) @@ -1089,6 +1190,24 @@ bool wxDocManager::MakeDefaultName(wxString& name) return TRUE; } +// Make a frame title (override this to do something different) +// If docName is empty, a document is not currently active. +wxString wxDocManager::MakeFrameTitle(wxDocument* doc) +{ + wxString appName = wxTheApp->GetAppName(); + wxString title; + if (!doc) + title = appName; + else + { + wxString docName; + doc->GetPrintableName(docName); + title = docName + wxString(_(" - ")) + appName; + } + return title; +} + + // Not yet implemented wxDocTemplate *wxDocManager::MatchTemplate(const wxString& WXUNUSED(path)) { @@ -1185,6 +1304,28 @@ wxDocTemplate *wxDocManager::FindTemplateForPath(const wxString& path) return theTemplate; } +// Try to get a more suitable parent frame than the top window, +// for selection dialogs. Otherwise you may get an unexpected +// window being activated when a dialog is shown. +static wxWindow* wxFindSuitableParent() +{ + wxWindow* parent = wxTheApp->GetTopWindow(); + + wxWindow* focusWindow = wxWindow::FindFocus(); + if (focusWindow) + { + while (focusWindow && + !focusWindow->IsKindOf(CLASSINFO(wxDialog)) && + !focusWindow->IsKindOf(CLASSINFO(wxFrame))) + + focusWindow = focusWindow->GetParent(); + + if (focusWindow) + parent = focusWindow; + } + return parent; +} + // 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 @@ -1222,39 +1363,53 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates, wxString descrBuf = wxT("*.*"); #endif - int FilterIndex = 0; + int FilterIndex = -1; + + wxWindow* parent = wxFindSuitableParent(); + wxString pathTmp = wxFileSelectorEx(_("Select a file"), m_lastDirectory, wxT(""), &FilterIndex, descrBuf, 0, - wxTheApp->GetTopWindow()); + parent); + wxDocTemplate *theTemplate = (wxDocTemplate *)NULL; if (!pathTmp.IsEmpty()) { + if (!wxFileExists(pathTmp)) + { + wxString msgTitle; + if (!wxTheApp->GetAppName().IsEmpty()) + msgTitle = wxTheApp->GetAppName(); + else + msgTitle = wxString(_("File error")); + + (void)wxMessageBox(_("Sorry, could not open this file."), msgTitle, wxOK | wxICON_EXCLAMATION, + parent); + + path = wxT(""); + return (wxDocTemplate *) NULL; + } m_lastDirectory = wxPathOnly(pathTmp); path = pathTmp; - wxString theExt = FindExtension(path); - if (!theExt) - return (wxDocTemplate *) NULL; - // This is dodgy in that we're selecting the template on the - // basis of the file extension, which may not be a standard - // one. We really want to know exactly which template was - // chosen by using a more advanced file selector. - wxDocTemplate *theTemplate = FindTemplateForPath(path); - if ( !theTemplate ) + // first choose the template using the extension, if this fails (i.e. + // wxFileSelectorEx() didn't fill it), then use the path + if ( FilterIndex != -1 ) theTemplate = templates[FilterIndex]; - - return theTemplate; + if ( !theTemplate ) + theTemplate = FindTemplateForPath(path); } else { path = wxT(""); - return (wxDocTemplate *) NULL; } + + 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 @@ -1279,61 +1434,134 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates, } wxDocTemplate *wxDocManager::SelectDocumentType(wxDocTemplate **templates, - int noTemplates) + int noTemplates, bool sort) { - wxChar **strings = new wxChar *[noTemplates]; - wxChar **data = new wxChar *[noTemplates]; + wxArrayString strings(sort); + wxDocTemplate **data = new wxDocTemplate *[noTemplates]; int i; int n = 0; - for (i = 0; i < noTemplates; i++) - { - if (templates[i]->IsVisible()) - { - strings[n] = (wxChar *)templates[i]->m_description.c_str(); - data[n] = (wxChar *)templates[i]; - n ++; - } - } - if (n == 0) - { - delete[] strings; - delete[] data; - return (wxDocTemplate *) NULL; - } - else if (n == 1) - { - wxDocTemplate *temp = (wxDocTemplate *)data[0]; - delete[] strings; - delete[] data; - return temp; + for (i = 0; i < noTemplates; i++) + { + if (templates[i]->IsVisible()) + { + strings.Add(templates[i]->m_description); + if (!sort) + { + 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]; + } + } + } + + wxDocTemplate *theTemplate; + + switch ( n ) + { + case 0: + // no visible templates, hence nothing to choose from + theTemplate = NULL; + break; + + case 1: + // don't propose the user to choose if he heas no choice + theTemplate = data[0]; + break; + + default: + // propose the user to choose one of several + theTemplate = (wxDocTemplate *)wxGetSingleChoiceData + ( + _("Select a document template"), + _("Templates"), + strings, + (void **)data, + wxFindSuitableParent() + ); } - wxDocTemplate *theTemplate = (wxDocTemplate *)wxGetSingleChoiceData(_("Select a document template"), _("Templates"), n, - strings, (void **)data); - delete[] strings; delete[] data; + return theTemplate; } wxDocTemplate *wxDocManager::SelectViewType(wxDocTemplate **templates, - int noTemplates) + int noTemplates, bool sort) { - wxChar **strings = new wxChar *[noTemplates]; - wxChar **data = new wxChar *[noTemplates]; + wxArrayString strings(sort); + wxDocTemplate **data = new wxDocTemplate *[noTemplates]; int i; int n = 0; for (i = 0; i < noTemplates; i++) { - if (templates[i]->IsVisible() && (templates[i]->GetViewName() != wxT(""))) + wxDocTemplate *templ = templates[i]; + if ( templ->IsVisible() && !templ->GetViewName().empty() ) { - strings[n] = (wxChar *)templates[i]->m_viewTypeName.c_str(); - data[n] = (wxChar *)templates[i]; - n ++; + strings.Add(templ->m_viewTypeName); + if (!sort) + { + data[n] = templ; + n ++; + } } } - wxDocTemplate *theTemplate = (wxDocTemplate *)wxGetSingleChoiceData(_("Select a document view"), _("Views"), n, - strings, (void **)data); - delete[] strings; + + 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]; + } + } + } + + wxDocTemplate *theTemplate; + + // the same logic as above + switch ( n ) + { + case 0: + theTemplate = (wxDocTemplate *)NULL; + break; + + case 1: + theTemplate = data[0]; + break; + + default: + theTemplate = (wxDocTemplate *)wxGetSingleChoiceData + ( + _("Select a document view"), + _("Views"), + strings, + (void **)data, + wxFindSuitableParent() + ); + + } + delete[] data; return theTemplate; } @@ -1497,7 +1725,7 @@ void wxDocParentFrame::OnExit(wxCommandEvent& WXUNUSED(event)) void wxDocParentFrame::OnMRUFile(wxCommandEvent& event) { - int n = event.GetSelection() - wxID_FILE1; // the index in MRU list + int n = event.GetId() - wxID_FILE1; // the index in MRU list wxString filename(m_docManager->GetHistoryFile(n)); if ( !filename.IsEmpty() ) { @@ -1513,8 +1741,7 @@ void wxDocParentFrame::OnMRUFile(wxCommandEvent& event) // about it m_docManager->RemoveFileFromHistory(n); - wxLogError(_("The file '%s' doesn't exist and couldn't be opened.\n" - "It has been also removed from the MRU files list."), + wxLogError(_("The file '%s' doesn't exist and couldn't be opened.\nIt has been removed from the most recently used files list."), filename.c_str()); } } @@ -1609,222 +1836,6 @@ void wxDocPrintout::GetPageInfo(int *minPage, int *maxPage, int *selPageFrom, in #endif // wxUSE_PRINTING_ARCHITECTURE -// ---------------------------------------------------------------------------- -// Command processing framework -// ---------------------------------------------------------------------------- - -wxCommand::wxCommand(bool canUndoIt, const wxString& name) -{ - m_canUndo = canUndoIt; - m_commandName = name; -} - -wxCommand::~wxCommand() -{ -} - -// Command processor -wxCommandProcessor::wxCommandProcessor(int maxCommands) -{ - m_maxNoCommands = maxCommands; - m_currentCommand = (wxNode *) NULL; - m_commandEditMenu = (wxMenu *) NULL; -} - -wxCommandProcessor::~wxCommandProcessor() -{ - ClearCommands(); -} - -// Pass a command to the processor. The processor calls Do(); -// if successful, is appended to the command history unless -// storeIt is FALSE. -bool wxCommandProcessor::Submit(wxCommand *command, bool storeIt) -{ - bool success = command->Do(); - if (success && storeIt) - { - if (m_commands.Number() == m_maxNoCommands) - { - wxNode *firstNode = m_commands.First(); - wxCommand *firstCommand = (wxCommand *)firstNode->Data(); - delete firstCommand; - delete firstNode; - } - - // Correct a bug: we must chop off the current 'branch' - // so that we're at the end of the command list. - if (!m_currentCommand) - ClearCommands(); - else - { - wxNode *node = m_currentCommand->Next(); - while (node) - { - wxNode *next = node->Next(); - delete (wxCommand *)node->Data(); - delete node; - node = next; - } - } - - m_commands.Append(command); - m_currentCommand = m_commands.Last(); - SetMenuStrings(); - } - return success; -} - -bool wxCommandProcessor::Undo() -{ - if (m_currentCommand) - { - wxCommand *command = (wxCommand *)m_currentCommand->Data(); - if (command->CanUndo()) - { - bool success = command->Undo(); - if (success) - { - m_currentCommand = m_currentCommand->Previous(); - SetMenuStrings(); - return TRUE; - } - } - } - return FALSE; -} - -bool wxCommandProcessor::Redo() -{ - wxCommand *redoCommand = (wxCommand *) NULL; - wxNode *redoNode = (wxNode *) NULL; - if (m_currentCommand && m_currentCommand->Next()) - { - redoCommand = (wxCommand *)m_currentCommand->Next()->Data(); - redoNode = m_currentCommand->Next(); - } - else - { - if (m_commands.Number() > 0) - { - redoCommand = (wxCommand *)m_commands.First()->Data(); - redoNode = m_commands.First(); - } - } - - if (redoCommand) - { - bool success = redoCommand->Do(); - if (success) - { - m_currentCommand = redoNode; - SetMenuStrings(); - return TRUE; - } - } - return FALSE; -} - -bool wxCommandProcessor::CanUndo() const -{ - if (m_currentCommand) - return ((wxCommand *)m_currentCommand->Data())->CanUndo(); - return FALSE; -} - -bool wxCommandProcessor::CanRedo() const -{ - if ((m_currentCommand != (wxNode*) NULL) && (m_currentCommand->Next() == (wxNode*) NULL)) - return FALSE; - - if ((m_currentCommand != (wxNode*) NULL) && (m_currentCommand->Next() != (wxNode*) NULL)) - return TRUE; - - if ((m_currentCommand == (wxNode*) NULL) && (m_commands.Number() > 0)) - return TRUE; - - return FALSE; -} - -void wxCommandProcessor::Initialize() -{ - m_currentCommand = m_commands.Last(); - SetMenuStrings(); -} - -void wxCommandProcessor::SetMenuStrings() -{ - if (m_commandEditMenu) - { - wxString buf; - if (m_currentCommand) - { - wxCommand *command = (wxCommand *)m_currentCommand->Data(); - wxString commandName(command->GetName()); - if (commandName == wxT("")) commandName = _("Unnamed command"); - bool canUndo = command->CanUndo(); - if (canUndo) - buf = wxString(_("&Undo ")) + commandName; - else - buf = wxString(_("Can't &Undo ")) + commandName; - - m_commandEditMenu->SetLabel(wxID_UNDO, buf); - m_commandEditMenu->Enable(wxID_UNDO, canUndo); - - // We can redo, if we're not at the end of the history. - if (m_currentCommand->Next()) - { - wxCommand *redoCommand = (wxCommand *)m_currentCommand->Next()->Data(); - wxString redoCommandName(redoCommand->GetName()); - if (redoCommandName == wxT("")) redoCommandName = _("Unnamed command"); - buf = wxString(_("&Redo ")) + redoCommandName; - m_commandEditMenu->SetLabel(wxID_REDO, buf); - m_commandEditMenu->Enable(wxID_REDO, TRUE); - } - else - { - m_commandEditMenu->SetLabel(wxID_REDO, _("&Redo")); - m_commandEditMenu->Enable(wxID_REDO, FALSE); - } - } - else - { - m_commandEditMenu->SetLabel(wxID_UNDO, _("&Undo")); - m_commandEditMenu->Enable(wxID_UNDO, FALSE); - - if (m_commands.Number() == 0) - { - m_commandEditMenu->SetLabel(wxID_REDO, _("&Redo")); - m_commandEditMenu->Enable(wxID_REDO, FALSE); - } - else - { - // currentCommand is NULL but there are commands: this means that - // we've undone to the start of the list, but can redo the first. - wxCommand *redoCommand = (wxCommand *)m_commands.First()->Data(); - wxString redoCommandName(redoCommand->GetName()); - if (redoCommandName == wxT("")) redoCommandName = _("Unnamed command"); - buf = wxString(_("&Redo ")) + redoCommandName; - m_commandEditMenu->SetLabel(wxID_REDO, buf); - m_commandEditMenu->Enable(wxID_REDO, TRUE); - } - } - } -} - -void wxCommandProcessor::ClearCommands() -{ - wxNode *node = m_commands.First(); - while (node) - { - wxCommand *command = (wxCommand *)node->Data(); - delete command; - delete node; - node = m_commands.First(); - } - m_currentCommand = (wxNode *) NULL; -} - // ---------------------------------------------------------------------------- // File history processor // ---------------------------------------------------------------------------- @@ -1848,22 +1859,29 @@ wxFileHistory::~wxFileHistory() void wxFileHistory::AddFileToHistory(const wxString& file) { int i; + // Check we don't already have this file for (i = 0; i < m_fileHistoryN; i++) { - if (m_fileHistory[i] && wxString(m_fileHistory[i]) == file) + if ( m_fileHistory[i] && (file == m_fileHistory[i]) ) + { + // we do have it, move it to the top of the history + RemoveFileFromHistory (i); + AddFileToHistory (file); return; + } } - // Add to the project file history: - // Move existing files (if any) down so we can insert file at beginning. - - // First delete filename that has popped off the end of the array (if any) - if (m_fileHistoryN == m_fileMaxFiles) + // if we already have a full history, delete the one at the end + if ( m_fileMaxFiles == m_fileHistoryN ) { - delete[] m_fileHistory[m_fileMaxFiles-1]; - m_fileHistory[m_fileMaxFiles-1] = (wxChar *) NULL; + RemoveFileFromHistory (m_fileHistoryN - 1); + AddFileToHistory (file); + return; } + + // Add to the project file history: + // Move existing files (if any) down so we can insert file at beginning. if (m_fileHistoryN < m_fileMaxFiles) { wxNode* node = m_fileMenus.First(); @@ -1884,19 +1902,40 @@ void wxFileHistory::AddFileToHistory(const wxString& file) } m_fileHistory[0] = copystring(file); + // this is the directory of the last opened file + wxString pathCurrent; + wxSplitPath( m_fileHistory[0], &pathCurrent, NULL, NULL ); for (i = 0; i < m_fileHistoryN; i++) - if (m_fileHistory[i]) + { + if ( m_fileHistory[i] ) { + // if in same directory just show the filename; otherwise the full + // path + wxString pathInMenu, path, filename, ext; + wxSplitPath( m_fileHistory[i], &path, &filename, &ext ); + if ( path == pathCurrent ) + { + pathInMenu = filename; + if ( !ext.empty() ) + pathInMenu = pathInMenu + wxFILE_SEP_EXT + ext; + } + else + { + // absolute path; could also set relative path + pathInMenu = m_fileHistory[i]; + } + wxString buf; - buf.Printf(s_MRUEntryFormat, i+1, m_fileHistory[i]); + buf.Printf(s_MRUEntryFormat, i + 1, pathInMenu.c_str()); wxNode* node = m_fileMenus.First(); while (node) { wxMenu* menu = (wxMenu*) node->Data(); - menu->SetLabel(wxID_FILE1+i, buf); + menu->SetLabel(wxID_FILE1 + i, buf); node = node->Next(); } } + } } void wxFileHistory::RemoveFileFromHistory(int i) @@ -1904,11 +1943,6 @@ void wxFileHistory::RemoveFileFromHistory(int i) wxCHECK_RET( i < m_fileHistoryN, wxT("invalid index in wxFileHistory::RemoveFileFromHistory") ); - wxNode* node = m_fileMenus.First(); - while ( node ) - { - wxMenu* menu = (wxMenu*) node->Data(); - // delete the element from the array (could use memmove() too...) delete [] m_fileHistory[i]; @@ -1918,6 +1952,12 @@ void wxFileHistory::RemoveFileFromHistory(int i) m_fileHistory[j] = m_fileHistory[j + 1]; } + wxNode* node = m_fileMenus.First(); + while ( node ) + { + wxMenu* menu = (wxMenu*) node->Data(); + + // shuffle filenames up wxString buf; for ( j = i; j < m_fileHistoryN - 1; j++ ) @@ -1929,6 +1969,7 @@ void wxFileHistory::RemoveFileFromHistory(int i) node = node->Next(); // delete the last menu item which is unused now + if (menu->FindItem(wxID_FILE1 + m_fileHistoryN - 1)) menu->Delete(wxID_FILE1 + m_fileHistoryN - 1); // delete the last separator too if no more files are left @@ -2054,12 +2095,12 @@ void wxFileHistory::AddFilesToMenu(wxMenu* menu) // ---------------------------------------------------------------------------- #if wxUSE_STD_IOSTREAM -bool wxTransferFileToStream(const wxString& filename, ostream& stream) +bool wxTransferFileToStream(const wxString& filename, wxSTD ostream& stream) { FILE *fd1; int ch; - if ((fd1 = fopen (filename.fn_str(), "rb")) == NULL) + if ((fd1 = wxFopen (filename.fn_str(), _T("rb"))) == NULL) return FALSE; while ((ch = getc (fd1)) != EOF) @@ -2069,12 +2110,12 @@ bool wxTransferFileToStream(const wxString& filename, ostream& stream) return TRUE; } -bool wxTransferStreamToFile(istream& stream, const wxString& filename) +bool wxTransferStreamToFile(wxSTD istream& stream, const wxString& filename) { FILE *fd1; int ch; - if ((fd1 = fopen (filename.fn_str(), "wb")) == NULL) + if ((fd1 = wxFopen (filename.fn_str(), _T("wb"))) == NULL) { return FALSE; } @@ -2088,6 +2129,42 @@ bool wxTransferStreamToFile(istream& stream, const wxString& filename) fclose (fd1); return TRUE; } +#else +bool wxTransferFileToStream(const wxString& filename, wxOutputStream& stream) +{ + FILE *fd1; + int ch; + + if ((fd1 = wxFopen (filename, wxT("rb"))) == NULL) + return FALSE; + + while ((ch = getc (fd1)) != EOF) + stream.PutC((char) ch); + + fclose (fd1); + return TRUE; +} + +bool wxTransferStreamToFile(wxInputStream& stream, const wxString& filename) +{ + FILE *fd1; + char ch; + + if ((fd1 = wxFopen (filename, wxT("wb"))) == NULL) + { + return FALSE; + } + + int len = stream.StreamSize(); + // TODO: is this the correct test for EOF? + while (stream.TellI() < (len - 1)) + { + ch = stream.GetC(); + putc (ch, fd1); + } + fclose (fd1); + return TRUE; +} #endif #endif // wxUSE_DOC_VIEW_ARCHITECTURE