X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a4294b7832a5aed3c1cccc06aecd227d43da8830..a8c5e1a9d1f56190e2d87aadc40a75589585af1f:/src/common/docview.cpp?ds=sidebyside diff --git a/src/common/docview.cpp b/src/common/docview.cpp index d25ac43c1e..bddd869991 100644 --- a/src/common/docview.cpp +++ b/src/common/docview.cpp @@ -1,486 +1,643 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: docview.cpp +// 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 -// Licence: wxWindows licence +// Copyright: (c) Julian Smart +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "docview.h" -#endif +// ============================================================================ +// declarations +// ============================================================================ + +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif +#if wxUSE_DOC_VIEW_ARCHITECTURE + +#include "wx/docview.h" + #ifndef WX_PRECOMP -#include "wx/defs.h" + #include "wx/list.h" + #include "wx/string.h" + #include "wx/utils.h" + #include "wx/app.h" + #include "wx/dc.h" + #include "wx/dialog.h" + #include "wx/menu.h" + #include "wx/filedlg.h" + #include "wx/intl.h" + #include "wx/log.h" + #include "wx/msgdlg.h" + #include "wx/mdi.h" + #include "wx/choicdlg.h" #endif -#if wxUSE_DOC_VIEW_ARCHITECTURE +#include "wx/ffile.h" -#ifndef WX_PRECOMP -#include "wx/string.h" -#include "wx/utils.h" -#include "wx/app.h" -#include "wx/dc.h" -#include "wx/dialog.h" -#include "wx/menu.h" -#include "wx/list.h" -#include "wx/filedlg.h" -#include +#ifdef __WXMAC__ + #include "wx/filename.h" #endif -#ifdef __WXGTK__ -#include "wx/mdi.h" +#if wxUSE_PRINTING_ARCHITECTURE + #include "wx/prntbase.h" + #include "wx/printdlg.h" #endif -#include "wx/msgdlg.h" -#include "wx/choicdlg.h" -#include "wx/docview.h" -#include "wx/printdlg.h" #include "wx/confbase.h" +#include "wx/file.h" +#include "wx/cmdproc.h" +#include "wx/tokenzr.h" #include #include -#if wxUSE_IOSTREAMH -#include -#include +#if wxUSE_STD_IOSTREAM + #include "wx/ioswrap.h" + #if wxUSE_IOSTREAMH + #include + #else + #include + #endif #else -#include -#include -# ifdef _MSC_VER - using namespace std; -# endif + #include "wx/wfstream.h" #endif -#if !USE_SHARED_LIBRARY +// ---------------------------------------------------------------------------- +// wxWidgets macros +// ---------------------------------------------------------------------------- + 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) + IMPLEMENT_DYNAMIC_CLASS(wxDocPrintout, wxPrintout) #endif -IMPLEMENT_CLASS(wxCommand, wxObject) -IMPLEMENT_DYNAMIC_CLASS(wxCommandProcessor, wxObject) + IMPLEMENT_DYNAMIC_CLASS(wxFileHistory, wxObject) -// IMPLEMENT_DYNAMIC_CLASS(wxPrintInfo, wxObject) -#endif -/* - * Definition of wxDocument - */ +// ---------------------------------------------------------------------------- +// function prototypes +// ---------------------------------------------------------------------------- + +static inline wxString FindExtension(const wxChar *path); +static wxWindow* wxFindSuitableParent(void); + +// ---------------------------------------------------------------------------- +// local constants +// ---------------------------------------------------------------------------- + +static const wxChar *s_MRUEntryFormat = wxT("&%d %s"); + +// ============================================================================ +// implementation +// ============================================================================ + +// ---------------------------------------------------------------------------- +// local functions +// ---------------------------------------------------------------------------- + +static wxString FindExtension(const wxChar *path) +{ + wxString ext; + wxSplitPath(path, NULL, NULL, &ext); + + // VZ: extensions are considered not case sensitive - is this really a good + // idea? + return ext.MakeLower(); +} + +// ---------------------------------------------------------------------------- +// Definition of wxDocument +// ---------------------------------------------------------------------------- wxDocument::wxDocument(wxDocument *parent) { - m_documentModified=FALSE; - m_documentFile=""; - m_documentTitle=""; - m_documentParent=parent; - m_documentTemplate = (wxDocTemplate *) NULL; - m_documentTypeName = ""; - m_savedYet = FALSE; + m_documentModified = false; + m_documentParent = parent; + m_documentTemplate = (wxDocTemplate *) NULL; + m_commandProcessor = (wxCommandProcessor*) NULL; + m_savedYet = false; } -bool wxDocument::DeleteContents(void) +bool wxDocument::DeleteContents() { - return TRUE; + return true; } -wxDocument::~wxDocument(void) +wxDocument::~wxDocument() { - DeleteContents(); + DeleteContents(); - if (m_commandProcessor) - delete m_commandProcessor; + 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, we've called destructors higher up. -// DeleteAllViews(); + // 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. + //DeleteAllViews(); } - -bool wxDocument::Close(void) + +bool wxDocument::Close() { - if (OnSaveModified()) - return OnCloseDocument(); - else - return FALSE; + if (OnSaveModified()) + return OnCloseDocument(); + else + return false; } - -bool wxDocument::OnCloseDocument(void) + +bool wxDocument::OnCloseDocument() { - DeleteContents(); - Modify(FALSE); - return TRUE; + // Tell all views that we're about to close + NotifyClosing(); + DeleteContents(); + Modify(false); + return true; } -// Note that this implicitly deletes the document when -// the last view is deleted. -bool wxDocument::DeleteAllViews(void) +// Note that this implicitly deletes the document when the last view is +// deleted. +bool wxDocument::DeleteAllViews() { - wxNode *node = m_documentViews.First(); - while (node) - { - wxView *view = (wxView *)node->Data(); - if (!view->Close()) - return FALSE; + wxDocManager* manager = GetDocumentManager(); + + // 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 *)*i; + if ( !view->Close() ) + return false; + } - wxNode *next = node->Next(); - - delete view; // Deletes node implicitly - node = next; - } - return TRUE; + // 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(); + + 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; + } + } + + return true; } -wxView *wxDocument::GetFirstView(void) const +wxView *wxDocument::GetFirstView() const { - if (m_documentViews.Number() == 0) - return (wxView *) NULL; - return (wxView *)m_documentViews.First()->Data(); + if (m_documentViews.GetCount() == 0) + return (wxView *) NULL; + return (wxView *)m_documentViews.GetFirst()->GetData(); } -wxDocManager *wxDocument::GetDocumentManager(void) const +wxDocManager *wxDocument::GetDocumentManager() const { - return m_documentTemplate->GetDocumentManager(); + return (m_documentTemplate ? m_documentTemplate->GetDocumentManager() : (wxDocManager*) NULL); } -bool wxDocument::OnNewDocument(void) +bool wxDocument::OnNewDocument() { - if (!OnSaveModified()) - return FALSE; - - if (OnCloseDocument()==FALSE) return FALSE; - DeleteContents(); - Modify(FALSE); - SetDocumentSaved(FALSE); + if (!OnSaveModified()) + return false; + + if (OnCloseDocument()==false) return false; + DeleteContents(); + Modify(false); + SetDocumentSaved(false); - wxString name; - GetDocumentManager()->MakeDefaultName(name); - SetTitle(name); - SetFilename(name, TRUE); + wxString name; + GetDocumentManager()->MakeDefaultName(name); + SetTitle(name); + SetFilename(name, true); - return TRUE; + return true; } -bool wxDocument::Save(void) +bool wxDocument::Save() { - bool ret = FALSE; + if (!IsModified() && m_savedYet) + return true; - if (!IsModified()) return TRUE; - if (m_documentFile == "" || !m_savedYet) - ret = SaveAs(); - else - ret = OnSaveDocument(m_documentFile); - if ( ret ) - SetDocumentSaved(TRUE); - return ret; + if ( m_documentFile.empty() || !m_savedYet ) + return SaveAs(); + + return OnSaveDocument(m_documentFile); } - -bool wxDocument::SaveAs(void) + +bool wxDocument::SaveAs() { - wxDocTemplate *docTemplate = GetDocumentTemplate(); - if (!docTemplate) - return FALSE; - - char *tmp = wxFileSelector(_("Save as"), docTemplate->GetDirectory(), GetFilename(), - docTemplate->GetDefaultExtension(), docTemplate->GetFileFilter(), - wxSAVE|wxOVERWRITE_PROMPT, GetDocumentWindow()); - - if (!tmp) - return FALSE; - else - { + wxDocTemplate *docTemplate = GetDocumentTemplate(); + if (!docTemplate) + 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(), + filter, + wxFD_SAVE | wxFD_OVERWRITE_PROMPT, + GetDocumentWindow()); + + if (tmp.empty()) + return false; + wxString fileName(tmp); - wxString path(""); - wxString name(""); - wxString ext(""); + wxString path, name, ext; wxSplitPath(fileName, & path, & name, & ext); - if (ext.IsEmpty() || ext == "") + if (ext.empty()) { - fileName += "."; + fileName += wxT("."); fileName += docTemplate->GetDefaultExtension(); } SetFilename(fileName); SetTitle(wxFileNameFromPath(fileName)); - - GetDocumentManager()->AddFileToHistory(fileName); // Notify the views that the filename has changed - wxNode *node = m_documentViews.First(); + wxList::compatibility_iterator node = m_documentViews.GetFirst(); while (node) { - wxView *view = (wxView *)node->Data(); - view->OnChangeFilename(); - node = node->Next(); + wxView *view = (wxView *)node->GetData(); + view->OnChangeFilename(); + 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; - - wxString msgTitle; - if (wxTheApp->GetAppName() != "") - msgTitle = wxTheApp->GetAppName(); - else - msgTitle = wxString(_("File error")); - - ofstream store(file); - if (store.fail() || store.bad()) - { - (void)wxMessageBox(_("Sorry, could not open this file for saving."), msgTitle, wxOK | wxICON_EXCLAMATION, - GetDocumentWindow()); - // Saving error - return FALSE; - } - if (SaveObject(store)==FALSE) - { - (void)wxMessageBox(_("Sorry, could not save this file."), msgTitle, wxOK | wxICON_EXCLAMATION, - GetDocumentWindow()); - // Saving error - return FALSE; - } - Modify(FALSE); - SetFilename(file); - return TRUE; -} - + if ( !file ) + return false; + + if ( !DoSaveDocument(file) ) + return false; + + Modify(false); + SetFilename(file); + SetDocumentSaved(true); +#ifdef __WXMAC__ + wxFileName fn(file) ; + fn.MacSetDefaultTypeAndCreator() ; +#endif + return true; +} + bool wxDocument::OnOpenDocument(const wxString& file) { - if (!OnSaveModified()) - return FALSE; + if (!OnSaveModified()) + return false; + + if ( !DoOpenDocument(file) ) + return false; - wxString msgTitle; - if (wxTheApp->GetAppName() != "") - msgTitle = wxTheApp->GetAppName(); - else - msgTitle = wxString(_("File error")); + SetFilename(file, true); + Modify(false); + m_savedYet = true; - ifstream store(file); - if (store.fail() || store.bad()) - { - (void)wxMessageBox(_("Sorry, could not open this file."), msgTitle, wxOK|wxICON_EXCLAMATION, - GetDocumentWindow()); - return FALSE; - } - if (LoadObject(store)==FALSE) - { - (void)wxMessageBox(_("Sorry, could not open this file."), msgTitle, wxOK|wxICON_EXCLAMATION, - GetDocumentWindow()); - return FALSE; - } - SetFilename(file, TRUE); - Modify(FALSE); - m_savedYet = TRUE; + UpdateAllViews(); - UpdateAllViews(); - - return TRUE; + return true; } - -istream& wxDocument::LoadObject(istream& stream) -{ -// wxObject::LoadObject(stream); - return stream; +#if wxUSE_STD_IOSTREAM +wxSTD istream& wxDocument::LoadObject(wxSTD istream& stream) +#else +wxInputStream& wxDocument::LoadObject(wxInputStream& stream) +#endif +{ + return stream; } -ostream& wxDocument::SaveObject(ostream& stream) +#if wxUSE_STD_IOSTREAM +wxSTD ostream& wxDocument::SaveObject(wxSTD ostream& stream) +#else +wxOutputStream& wxDocument::SaveObject(wxOutputStream& stream) +#endif { -// wxObject::SaveObject(stream); - - return stream; + return stream; } -bool wxDocument::Revert(void) +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 != "") - { - buf = m_documentTitle; - return TRUE; - } - else if (m_documentFile != "") - { - buf = wxFileNameFromPath(m_documentFile); - return TRUE; - } - else - { - buf = _("unnamed"); - return TRUE; - } + if (!m_documentTitle.empty()) + { + buf = m_documentTitle; + return true; + } + else if (!m_documentFile.empty()) + { + buf = wxFileNameFromPath(m_documentFile); + return true; + } + else + { + buf = _("unnamed"); + return true; + } } -wxWindow *wxDocument::GetDocumentWindow(void) const +wxWindow *wxDocument::GetDocumentWindow() const { - wxView *view = GetFirstView(); - if (view) - return view->GetFrame(); - else - return wxTheApp->GetTopWindow(); + wxView *view = GetFirstView(); + if (view) + return view->GetFrame(); + else + return wxTheApp->GetTopWindow(); } -wxCommandProcessor *wxDocument::OnCreateCommandProcessor(void) +wxCommandProcessor *wxDocument::OnCreateCommandProcessor() { - return new wxCommandProcessor; + return new wxCommandProcessor; } -// TRUE if safe to close -bool wxDocument::OnSaveModified(void) +// true if safe to close +bool wxDocument::OnSaveModified() { - if (IsModified()) - { - char buf[400]; - wxString title; - GetPrintableName(title); - - wxString msgTitle; - if (wxTheApp->GetAppName() != "") - msgTitle = wxTheApp->GetAppName(); - else - msgTitle = wxString(_("Warning")); - - sprintf(buf, _("Do you want to save changes to document %s?"), (const char *)title); - int res = wxMessageBox(buf, msgTitle, wxYES_NO|wxCANCEL|wxICON_QUESTION, - GetDocumentWindow()); - if (res == wxNO) + if (IsModified()) { - Modify(FALSE); - return TRUE; + wxString title; + GetPrintableName(title); + + wxString msgTitle; + if (!wxTheApp->GetAppName().empty()) + msgTitle = wxTheApp->GetAppName(); + else + msgTitle = wxString(_("Warning")); + + wxString prompt; + prompt.Printf(_("Do you want to save changes to document %s?"), + (const wxChar *)title); + int res = wxMessageBox(prompt, msgTitle, + wxYES_NO|wxCANCEL|wxICON_QUESTION, + GetDocumentWindow()); + if (res == wxNO) + { + Modify(false); + return true; + } + else if (res == wxYES) + return Save(); + else if (res == wxCANCEL) + return false; } - else if (res == wxYES) - return Save(); - else if (res == wxCANCEL) - return FALSE; - } - return TRUE; + return true; } bool wxDocument::Draw(wxDC& WXUNUSED(context)) { - return TRUE; + return true; } bool wxDocument::AddView(wxView *view) { - if (!m_documentViews.Member(view)) - { - m_documentViews.Append(view); - OnChangedViewList(); - } - return TRUE; + if (!m_documentViews.Member(view)) + { + m_documentViews.Append(view); + OnChangedViewList(); + } + return true; } bool wxDocument::RemoveView(wxView *view) { - (void)m_documentViews.DeleteObject(view); - OnChangedViewList(); - return TRUE; + (void)m_documentViews.DeleteObject(view); + OnChangedViewList(); + return true; } bool wxDocument::OnCreate(const wxString& WXUNUSED(path), long flags) { - if (GetDocumentTemplate()->CreateView(this, flags)) - return TRUE; - else - return FALSE; + if (GetDocumentTemplate()->CreateView(this, flags)) + return true; + else + return false; } // Called after a view is added or removed. // The default implementation deletes the document if // there are no more views. -void wxDocument::OnChangedViewList(void) +void wxDocument::OnChangedViewList() { - if (m_documentViews.Number() == 0) - { - if (OnSaveModified()) + if (m_documentViews.GetCount() == 0) { - delete this; + if (OnSaveModified()) + { + delete this; + } } - } } void wxDocument::UpdateAllViews(wxView *sender, wxObject *hint) { - wxNode *node = m_documentViews.First(); - while (node) - { - wxView *view = (wxView *)node->Data(); - view->OnUpdate(sender, hint); - node = node->Next(); - } + wxList::compatibility_iterator node = m_documentViews.GetFirst(); + while (node) + { + wxView *view = (wxView *)node->GetData(); + if (view != sender) + view->OnUpdate(sender, hint); + node = node->GetNext(); + } } -void wxDocument::SetFilename(const wxString& filename, bool notifyViews) +void wxDocument::NotifyClosing() { - m_documentFile = filename; - if ( notifyViews ) - { - // Notify the views that the filename has changed - wxNode *node = m_documentViews.First(); + wxList::compatibility_iterator node = m_documentViews.GetFirst(); while (node) { - wxView *view = (wxView *)node->Data(); - view->OnChangeFilename(); - node = node->Next(); + wxView *view = (wxView *)node->GetData(); + view->OnClosingDocument(); + node = node->GetNext(); + } +} + +void wxDocument::SetFilename(const wxString& filename, bool notifyViews) +{ + m_documentFile = filename; + if ( notifyViews ) + { + // Notify the views that the filename has changed + wxList::compatibility_iterator node = m_documentViews.GetFirst(); + while (node) + { + wxView *view = (wxView *)node->GetData(); + view->OnChangeFilename(); + node = node->GetNext(); + } + } +} + +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(), wxSTD ios::binary); + 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) +{ +#if wxUSE_STD_IOSTREAM + wxSTD ifstream store(file.mb_str(), wxSTD ios::binary); + if (!store.fail() && !store.bad()) +#else + wxFileInputStream store(file); + if (store.GetLastError() == wxSTREAM_NO_ERROR) +#endif + { +#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 + return true; } - } + + wxLogError(_("Sorry, could not open this file.")); + return false; } -/* - * Document view - */ - -wxView::wxView(wxDocument *doc) +// ---------------------------------------------------------------------------- +// Document view +// ---------------------------------------------------------------------------- + +wxView::wxView() { - SetDocument(doc); - - m_viewTypeName = ""; - m_viewFrame = (wxFrame *) NULL; + m_viewDocument = (wxDocument*) NULL; + + m_viewFrame = (wxFrame *) NULL; } -wxView::~wxView(void) +wxView::~wxView() { - GetDocumentManager()->ActivateView(this, FALSE, TRUE); - m_viewDocument->RemoveView(this); + GetDocumentManager()->ActivateView(this, false); + m_viewDocument->RemoveView(this); } // Extend event processing to search the document's event table bool wxView::ProcessEvent(wxEvent& event) { - if ( !GetDocument() || !GetDocument()->ProcessEvent(event) ) - return wxEvtHandler::ProcessEvent(event); - else - return TRUE; + if ( !GetDocument() || !GetDocument()->ProcessEvent(event) ) + return wxEvtHandler::ProcessEvent(event); + + return true; } void wxView::OnActivateView(bool WXUNUSED(activate), wxView *WXUNUSED(activeView), wxView *WXUNUSED(deactiveView)) @@ -489,329 +646,513 @@ void wxView::OnActivateView(bool WXUNUSED(activate), wxView *WXUNUSED(activeView void wxView::OnPrint(wxDC *dc, wxObject *WXUNUSED(info)) { - OnDraw(dc); + OnDraw(dc); } void wxView::OnUpdate(wxView *WXUNUSED(sender), wxObject *WXUNUSED(hint)) { } -void wxView::OnChangeFilename(void) +void wxView::OnChangeFilename() { - if (GetFrame() && GetDocument()) - { - wxString name; - GetDocument()->GetPrintableName(name); + // GetFrame can return wxWindow rather than wxTopLevelWindow due to + // generic MDI implementation so use SetLabel rather than SetTitle. + // It should cause SetTitle() for top level windows. + wxWindow *win = GetFrame(); + if (!win) return; + + wxDocument *doc = GetDocument(); + if (!doc) return; - GetFrame()->SetTitle(name); - } + wxString name; + doc->GetPrintableName(name); + win->SetLabel(name); } void wxView::SetDocument(wxDocument *doc) { - m_viewDocument = doc; - if (doc) - doc->AddView(this); + m_viewDocument = doc; + if (doc) + doc->AddView(this); } bool wxView::Close(bool deleteWindow) { - if (OnClose(deleteWindow)) - return TRUE; - else - return FALSE; + if (OnClose(deleteWindow)) + return true; + else + return false; } void wxView::Activate(bool activate) { - if (GetDocumentManager()) - { - OnActivateView(activate, this, GetDocumentManager()->GetCurrentView()); - GetDocumentManager()->ActivateView(this, activate); - } + if (GetDocument() && GetDocumentManager()) + { + OnActivateView(activate, this, GetDocumentManager()->GetCurrentView()); + GetDocumentManager()->ActivateView(this, activate); + } } bool wxView::OnClose(bool WXUNUSED(deleteWindow)) { - return GetDocument() ? GetDocument()->Close() : TRUE; + return GetDocument() ? GetDocument()->Close() : true; } #if wxUSE_PRINTING_ARCHITECTURE -wxPrintout *wxView::OnCreatePrintout(void) +wxPrintout *wxView::OnCreatePrintout() { - return new wxDocPrintout(this); + return new wxDocPrintout(this); } -#endif - +#endif // wxUSE_PRINTING_ARCHITECTURE -/* - * wxDocTemplate - */ +// ---------------------------------------------------------------------------- +// wxDocTemplate +// ---------------------------------------------------------------------------- -wxDocTemplate::wxDocTemplate(wxDocManager *manager, const wxString& descr, - const wxString& filter, const wxString& dir, const wxString& ext, - const wxString& docTypeName, const wxString& viewTypeName, - wxClassInfo *docClassInfo, wxClassInfo *viewClassInfo, long flags) +wxDocTemplate::wxDocTemplate(wxDocManager *manager, + const wxString& descr, + const wxString& filter, + const wxString& dir, + const wxString& ext, + const wxString& docTypeName, + const wxString& viewTypeName, + wxClassInfo *docClassInfo, + wxClassInfo *viewClassInfo, + long flags) { - m_documentManager = manager; - m_flags = flags; - m_description = descr; - m_directory = dir; - m_defaultExt = ext; - m_fileFilter = filter; - m_flags = flags; - m_docTypeName = docTypeName; - m_viewTypeName = viewTypeName; - m_documentManager->AssociateTemplate(this); + m_documentManager = manager; + m_description = descr; + m_directory = dir; + m_defaultExt = ext; + m_fileFilter = filter; + m_flags = flags; + m_docTypeName = docTypeName; + m_viewTypeName = viewTypeName; + m_documentManager->AssociateTemplate(this); - m_docClassInfo = docClassInfo; - m_viewClassInfo = viewClassInfo; + m_docClassInfo = docClassInfo; + m_viewClassInfo = viewClassInfo; } -wxDocTemplate::~wxDocTemplate(void) +wxDocTemplate::~wxDocTemplate() { - m_documentManager->DisassociateTemplate(this); + m_documentManager->DisassociateTemplate(this); } - -// Tries to dynamically construct an object of the right -// class. + +// Tries to dynamically construct an object of the right class. wxDocument *wxDocTemplate::CreateDocument(const wxString& path, long flags) { - if (!m_docClassInfo) - return (wxDocument *) NULL; - wxDocument *doc = (wxDocument *)m_docClassInfo->CreateObject(); - doc->SetFilename(path); - doc->SetDocumentTemplate(this); - GetDocumentManager()->AddDocument(doc); - doc->SetCommandProcessor(doc->OnCreateCommandProcessor()); - - if (doc->OnCreate(path, flags)) - return doc; - else - { - delete doc; - return (wxDocument *) NULL; - } + wxDocument *doc = DoCreateDocument(); + if ( doc == NULL ) + return (wxDocument *) NULL; + + 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 true; + else + { + if (GetDocumentManager()->GetDocuments().Member(doc)) + doc->DeleteAllViews(); + return false; + } } wxView *wxDocTemplate::CreateView(wxDocument *doc, long flags) { - if (!m_viewClassInfo) - return (wxView *) NULL; - wxView *view = (wxView *)m_viewClassInfo->CreateObject(); - view->SetDocument(doc); - if (view->OnCreate(doc, flags)) - { - return view; - } - else - { - delete view; - return (wxView *) NULL; - } + wxView *view = DoCreateView(); + if ( view == NULL ) + return (wxView *) NULL; + + view->SetDocument(doc); + if (view->OnCreate(doc, flags)) + { + return view; + } + else + { + delete view; + return (wxView *) NULL; + } +} + +// The default (very primitive) format detection: check is the extension is +// that of the template +bool wxDocTemplate::FileMatchesTemplate(const wxString& path) +{ + wxStringTokenizer parser (GetFileFilter(), wxT(";")); + wxString anything = wxT ("*"); + while (parser.HasMoreTokens()) + { + wxString filter = parser.GetNextToken(); + wxString filterExt = FindExtension (filter); + if ( filter.IsSameAs (anything) || + filterExt.IsSameAs (anything) || + filterExt.IsSameAs (FindExtension (path)) ) + return true; + } + 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 +// ---------------------------------------------------------------------------- + BEGIN_EVENT_TABLE(wxDocManager, wxEvtHandler) EVT_MENU(wxID_OPEN, wxDocManager::OnFileOpen) EVT_MENU(wxID_CLOSE, wxDocManager::OnFileClose) + EVT_MENU(wxID_CLOSE_ALL, wxDocManager::OnFileCloseAll) EVT_MENU(wxID_REVERT, wxDocManager::OnFileRevert) EVT_MENU(wxID_NEW, wxDocManager::OnFileNew) EVT_MENU(wxID_SAVE, wxDocManager::OnFileSave) 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_CLOSE_ALL, 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_PREVIEW, wxDocManager::OnUpdatePreview) +#endif END_EVENT_TABLE() +wxDocManager* wxDocManager::sm_docManager = (wxDocManager*) NULL; + wxDocManager::wxDocManager(long flags, bool initialize) { - m_defaultDocumentNameCounter = 1; - m_flags = flags; - m_currentView = (wxView *) NULL; - m_maxDocsOpen = 10000; - m_fileHistory = (wxFileHistory *) NULL; - if (initialize) - Initialize(); + m_defaultDocumentNameCounter = 1; + m_flags = flags; + m_currentView = (wxView *) NULL; + m_maxDocsOpen = 10000; + m_fileHistory = (wxFileHistory *) NULL; + if (initialize) + Initialize(); + sm_docManager = this; +} + +wxDocManager::~wxDocManager() +{ + Clear(); + if (m_fileHistory) + delete m_fileHistory; + sm_docManager = (wxDocManager*) NULL; +} + +// 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(); + + // Check we're really deleted + if (m_docs.Member(doc)) + delete doc; + + return true; + } + return false; } -wxDocManager::~wxDocManager(void) +bool wxDocManager::CloseDocuments(bool force) { - Clear(); - if (m_fileHistory) - delete m_fileHistory; + 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; } bool wxDocManager::Clear(bool force) { - wxNode *node = m_docs.First(); - while (node) - { - wxDocument *doc = (wxDocument *)node->Data(); - wxNode *next = node->Next(); - - if (!doc->Close() && !force) - return FALSE; - - // Implicitly deletes the document when the last - // view is removed (deleted) - doc->DeleteAllViews(); - - // Check document is deleted - if (m_docs.Member(doc)) - delete doc; - - // This assumes that documents are not connected in - // any way, i.e. deleting one document does NOT - // delete another. - node = next; - } - node = m_templates.First(); - while (node) - { - wxDocTemplate *templ = (wxDocTemplate*) node->Data(); - wxNode* next = node->Next(); + if (!CloseDocuments(force)) + return false; + + m_currentView = NULL; + + wxList::compatibility_iterator node = m_templates.GetFirst(); + while (node) + { + wxDocTemplate *templ = (wxDocTemplate*) node->GetData(); + wxList::compatibility_iterator next = node->GetNext(); delete templ; node = next; - } - return TRUE; + } + return true; } -bool wxDocManager::Initialize(void) +bool wxDocManager::Initialize() { - m_fileHistory = OnCreateFileHistory(); - return TRUE; + m_fileHistory = OnCreateFileHistory(); + return true; } -wxFileHistory *wxDocManager::OnCreateFileHistory(void) +wxFileHistory *wxDocManager::OnCreateFileHistory() { - return new wxFileHistory; + return new wxFileHistory; } void wxDocManager::OnFileClose(wxCommandEvent& WXUNUSED(event)) { - wxDocument *doc = GetCurrentDocument(); - if (!doc) - return; - if (doc->Close()) - { - doc->DeleteAllViews(); - if (m_docs.Member(doc)) - delete doc; - } + wxDocument *doc = GetCurrentDocument(); + if (!doc) + return; + if (doc->Close()) + { + doc->DeleteAllViews(); + if (m_docs.Member(doc)) + delete doc; + } +} + +void wxDocManager::OnFileCloseAll(wxCommandEvent& WXUNUSED(event)) +{ + CloseDocuments(false); } void wxDocManager::OnFileNew(wxCommandEvent& WXUNUSED(event)) { - CreateDocument(wxString(""), wxDOC_NEW); + CreateDocument( wxEmptyString, wxDOC_NEW ); } void wxDocManager::OnFileOpen(wxCommandEvent& WXUNUSED(event)) { - CreateDocument(wxString(""), 0); + if ( !CreateDocument( wxEmptyString, 0) ) + { + OnOpenFileFailure(); + } } void wxDocManager::OnFileRevert(wxCommandEvent& WXUNUSED(event)) { - wxDocument *doc = GetCurrentDocument(); - if (!doc) - return; - doc->Revert(); + wxDocument *doc = GetCurrentDocument(); + if (!doc) + return; + doc->Revert(); } void wxDocManager::OnFileSave(wxCommandEvent& WXUNUSED(event)) { - wxDocument *doc = GetCurrentDocument(); - if (!doc) - return; - doc->Save(); + wxDocument *doc = GetCurrentDocument(); + if (!doc) + return; + doc->Save(); } void wxDocManager::OnFileSaveAs(wxCommandEvent& WXUNUSED(event)) { - wxDocument *doc = GetCurrentDocument(); - if (!doc) - return; - doc->SaveAs(); + wxDocument *doc = GetCurrentDocument(); + if (!doc) + return; + doc->SaveAs(); } void wxDocManager::OnPrint(wxCommandEvent& WXUNUSED(event)) { - wxView *view = GetCurrentView(); - if (!view) - return; +#if wxUSE_PRINTING_ARCHITECTURE + wxView *view = GetCurrentView(); + if (!view) + return; + + wxPrintout *printout = view->OnCreatePrintout(); + if (printout) + { + wxPrinter printer; + printer.Print(view->GetFrame(), printout, true); + + delete printout; + } +#endif // wxUSE_PRINTING_ARCHITECTURE +} + +void wxDocManager::OnPreview(wxCommandEvent& WXUNUSED(event)) +{ +#if wxUSE_PRINTING_ARCHITECTURE + wxView *view = GetCurrentView(); + if (!view) + return; - wxPrintout *printout = view->OnCreatePrintout(); - if (printout) - { - wxPrinter printer; - printer.Print(view->GetFrame(), printout, TRUE); + wxPrintout *printout = view->OnCreatePrintout(); + if (printout) + { + // Pass two printout objects: for preview, and possible printing. + wxPrintPreviewBase *preview = new wxPrintPreview(printout, view->OnCreatePrintout()); + if ( !preview->Ok() ) + { + delete preview; + wxMessageBox( _("Sorry, print preview needs a printer to be installed.") ); + return; + } - delete printout; - } + wxPreviewFrame *frame = new wxPreviewFrame(preview, (wxFrame *)wxTheApp->GetTopWindow(), _("Print Preview"), + wxPoint(100, 100), wxSize(600, 650)); + frame->Centre(wxBOTH); + frame->Initialize(); + frame->Show(true); + } +#endif // wxUSE_PRINTING_ARCHITECTURE } -void wxDocManager::OnPrintSetup(wxCommandEvent& WXUNUSED(event)) +void wxDocManager::OnUndo(wxCommandEvent& event) { - wxWindow *parentWin = wxTheApp->GetTopWindow(); - wxView *view = GetCurrentView(); - if (view) - parentWin = view->GetFrame(); + wxDocument *doc = GetCurrentDocument(); + if (!doc) + return; + if (doc->GetCommandProcessor()) + doc->GetCommandProcessor()->Undo(); + else + event.Skip(); +} - wxPrintData data; +void wxDocManager::OnRedo(wxCommandEvent& event) +{ + wxDocument *doc = GetCurrentDocument(); + if (!doc) + return; + if (doc->GetCommandProcessor()) + doc->GetCommandProcessor()->Redo(); + else + event.Skip(); +} - wxPrintDialog printerDialog(parentWin, & data); - printerDialog.GetPrintData().SetSetupDialog(TRUE); - printerDialog.ShowModal(); +// Handlers for UI update commands + +void wxDocManager::OnUpdateFileOpen(wxUpdateUIEvent& event) +{ + event.Enable( true ); } -void wxDocManager::OnPreview(wxCommandEvent& WXUNUSED(event)) +void wxDocManager::OnUpdateFileClose(wxUpdateUIEvent& event) +{ + wxDocument *doc = GetCurrentDocument(); + event.Enable( (doc != (wxDocument*) NULL) ); +} + +void wxDocManager::OnUpdateFileRevert(wxUpdateUIEvent& event) { - wxView *view = GetCurrentView(); - if (!view) - return; + wxDocument *doc = GetCurrentDocument(); + event.Enable( (doc != (wxDocument*) NULL) ); +} - wxPrintout *printout = view->OnCreatePrintout(); - if (printout) - { - // Pass two printout objects: for preview, and possible printing. - wxPrintPreviewBase *preview = (wxPrintPreviewBase *) NULL; - preview = new wxPrintPreview(printout, view->OnCreatePrintout()); +void wxDocManager::OnUpdateFileNew(wxUpdateUIEvent& event) +{ + event.Enable( true ); +} - wxPreviewFrame *frame = new wxPreviewFrame(preview, (wxFrame *)wxTheApp->GetTopWindow(), _("Print Preview"), - wxPoint(100, 100), wxSize(600, 650)); - frame->Centre(wxBOTH); - frame->Initialize(); - frame->Show(TRUE); - } +void wxDocManager::OnUpdateFileSave(wxUpdateUIEvent& event) +{ + wxDocument *doc = GetCurrentDocument(); + event.Enable( doc && doc->IsModified() ); } -void wxDocManager::OnUndo(wxCommandEvent& WXUNUSED(event)) +void wxDocManager::OnUpdateFileSaveAs(wxUpdateUIEvent& event) { - wxDocument *doc = GetCurrentDocument(); - if (!doc) - return; - if (doc->GetCommandProcessor()) - doc->GetCommandProcessor()->Undo(); + wxDocument *doc = GetCurrentDocument(); + event.Enable( (doc != (wxDocument*) NULL) ); } -void wxDocManager::OnRedo(wxCommandEvent& WXUNUSED(event)) +void wxDocManager::OnUpdateUndo(wxUpdateUIEvent& event) { - wxDocument *doc = GetCurrentDocument(); - if (!doc) - return; - if (doc->GetCommandProcessor()) - doc->GetCommandProcessor()->Redo(); + wxDocument *doc = GetCurrentDocument(); + if (!doc) + event.Enable(false); + else if (!doc->GetCommandProcessor()) + event.Skip(); + else + { + event.Enable( doc->GetCommandProcessor()->CanUndo() ); + doc->GetCommandProcessor()->SetMenuStrings(); + } } -wxView *wxDocManager::GetCurrentView(void) const +void wxDocManager::OnUpdateRedo(wxUpdateUIEvent& event) +{ + wxDocument *doc = GetCurrentDocument(); + 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) +{ + wxDocument *doc = GetCurrentDocument(); + event.Enable( (doc != (wxDocument*) NULL) ); +} + +void wxDocManager::OnUpdatePreview(wxUpdateUIEvent& event) +{ + wxDocument *doc = GetCurrentDocument(); + event.Enable( (doc != (wxDocument*) NULL) ); +} + +wxView *wxDocManager::GetCurrentView() const { if (m_currentView) return m_currentView; - if (m_docs.Number() == 1) + if (m_docs.GetCount() == 1) { - wxDocument* doc = (wxDocument*) m_docs.First()->Data(); + wxDocument* doc = (wxDocument*) m_docs.GetFirst()->GetData(); return doc->GetFirstView(); } return (wxView *) NULL; @@ -824,161 +1165,224 @@ bool wxDocManager::ProcessEvent(wxEvent& event) if (view) { if (view->ProcessEvent(event)) - return TRUE; + return true; } return wxEvtHandler::ProcessEvent(event); } wxDocument *wxDocManager::CreateDocument(const wxString& path, long flags) { - wxDocTemplate **templates = new wxDocTemplate *[m_templates.Number()]; - int i; - int n = 0; - for (i = 0; i < m_templates.Number(); i++) - { - wxDocTemplate *temp = (wxDocTemplate *)(m_templates.Nth(i)->Data()); - if (temp->IsVisible()) + wxDocTemplate **templates = new wxDocTemplate *[m_templates.GetCount()]; + int n = 0; + + for (size_t i = 0; i < m_templates.GetCount(); i++) + { + wxDocTemplate *temp = (wxDocTemplate *)(m_templates.Item(i)->GetData()); + if (temp->IsVisible()) + { + templates[n] = temp; + n ++; + } + } + if (n == 0) { - templates[n] = temp; - n ++; + delete[] templates; + return (wxDocument *) NULL; } - } - if (n == 0) - { - delete[] templates; - return (wxDocument *) NULL; - } - // If we've reached the max number of docs, close the - // first one. - if (GetDocuments().Number() >= m_maxDocsOpen) - { - wxDocument *doc = (wxDocument *)GetDocuments().First()->Data(); - if (doc->Close()) - { - // Implicitly deletes the document when - // the last view is deleted - doc->DeleteAllViews(); + wxDocument* docToClose = NULL; - // Check we're really deleted - if (m_docs.Member(doc)) - delete doc; - } - else - return (wxDocument *) NULL; - } - - // New document: user chooses a template, unless there's only one. - if (flags & wxDOC_NEW) - { - if (n == 1) + // If we've reached the max number of docs, close the + // first one. + if ( (int)GetDocuments().GetCount() >= m_maxDocsOpen ) { - wxDocTemplate *temp = templates[0]; - delete[] templates; - wxDocument *newDoc = temp->CreateDocument(path, flags); - if (newDoc) - { - newDoc->SetDocumentName(temp->GetDocumentName()); - newDoc->SetDocumentTemplate(temp); - newDoc->OnNewDocument(); - } - return newDoc; + wxDocument *doc = (wxDocument *)GetDocuments().GetFirst()->GetData(); + docToClose = doc; } - wxDocTemplate *temp = SelectDocumentType(templates, n); - delete[] templates; - if (temp) + // New document: user chooses a template, unless there's only one. + if (flags & wxDOC_NEW) { - wxDocument *newDoc = temp->CreateDocument(path, flags); - if (newDoc) - { - newDoc->SetDocumentName(temp->GetDocumentName()); - newDoc->SetDocumentTemplate(temp); - newDoc->OnNewDocument(); - } - return newDoc; + 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()); + newDoc->SetDocumentTemplate(temp); + if (!newDoc->OnNewDocument() ) + { + // Document is implicitly deleted by DeleteAllViews + newDoc->DeleteAllViews(); + return NULL; + } + } + return newDoc; + } + + wxDocTemplate *temp = SelectDocumentType(templates, n); + delete[] templates; + if (temp) + { + if (docToClose) + { + if (!CloseDocument(docToClose, false)) + { + return NULL; + } + } + + wxDocument *newDoc = temp->CreateDocument(path, flags); + + if (newDoc) + { + newDoc->SetDocumentName(temp->GetDocumentName()); + newDoc->SetDocumentTemplate(temp); + if (!newDoc->OnNewDocument() ) + { + // Document is implicitly deleted by DeleteAllViews + newDoc->DeleteAllViews(); + return NULL; + } + } + return newDoc; + } + else + return (wxDocument *) NULL; } - else - return (wxDocument *) NULL; - } - // Existing document - wxDocTemplate *temp = (wxDocTemplate *) NULL; + // Existing document + wxDocTemplate *temp; - wxString path2(""); - if (path != "") - path2 = path; + wxString path2 = path; - if (flags & wxDOC_SILENT) - temp = FindTemplateForPath(path2); - else - temp = SelectDocumentPath(templates, n, path2, flags); + 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); - delete[] templates; + delete[] templates; - if (temp) - { - wxDocument *newDoc = temp->CreateDocument(path2, flags); - if (newDoc) + if (temp) { - newDoc->SetDocumentName(temp->GetDocumentName()); - newDoc->SetDocumentTemplate(temp); - if (!newDoc->OnOpenDocument(path2)) - { - delete newDoc; - return (wxDocument *) NULL; - } - AddFileToHistory(path2); + if (docToClose) + { + if (!CloseDocument(docToClose, false)) + { + return NULL; + } + } + + //see if this file is already open + for (size_t i = 0; i < GetDocuments().GetCount(); ++i) + { + wxDocument* currentDoc = (wxDocument*)(GetDocuments().Item(i)->GetData()); +#ifdef __WXMSW__ + //file paths are case-insensitive on Windows + if (path2.CmpNoCase(currentDoc->GetFilename()) == 0) +#else + if (path2.Cmp(currentDoc->GetFilename()) == 0) +#endif + { + //file already open. Just activate it and return + if (currentDoc->GetFirstView()) + { + ActivateView(currentDoc->GetFirstView(), true); + if (currentDoc->GetDocumentWindow()) + currentDoc->GetDocumentWindow()->SetFocus(); + return currentDoc; + } + } + } + + wxDocument *newDoc = temp->CreateDocument(path2, flags); + if (newDoc) + { + newDoc->SetDocumentName(temp->GetDocumentName()); + newDoc->SetDocumentTemplate(temp); + if (!newDoc->OnOpenDocument(path2)) + { + newDoc->DeleteAllViews(); + // delete newDoc; // Implicitly deleted by DeleteAllViews + return (wxDocument *) NULL; + } + // 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; } - return newDoc; - } - else + return (wxDocument *) NULL; } wxView *wxDocManager::CreateView(wxDocument *doc, long flags) { - wxDocTemplate **templates = new wxDocTemplate *[m_templates.Number()]; - int n =0; - int i; - for (i = 0; i < m_templates.Number(); i++) - { - wxDocTemplate *temp = (wxDocTemplate *)(m_templates.Nth(i)->Data()); - if (temp->IsVisible()) - { - if (temp->GetDocumentName() == doc->GetDocumentName()) - { - templates[n] = temp; - n ++; - } - } - } - if (n == 0) - { - delete[] templates; - return (wxView *) NULL; - } - if (n == 1) - { - wxDocTemplate *temp = templates[0]; + wxDocTemplate **templates = new wxDocTemplate *[m_templates.GetCount()]; + int n =0; + + for (size_t i = 0; i < m_templates.GetCount(); i++) + { + wxDocTemplate *temp = (wxDocTemplate *)(m_templates.Item(i)->GetData()); + if (temp->IsVisible()) + { + if (temp->GetDocumentName() == doc->GetDocumentName()) + { + templates[n] = temp; + n ++; + } + } + } + if (n == 0) + { + delete[] templates; + return (wxView *) NULL; + } + if (n == 1) + { + wxDocTemplate *temp = templates[0]; + delete[] templates; + wxView *view = temp->CreateView(doc, flags); + if (view) + view->SetViewName(temp->GetViewName()); + return view; + } + + wxDocTemplate *temp = SelectViewType(templates, n); delete[] templates; - wxView *view = temp->CreateView(doc, flags); - if (view) - view->SetViewName(temp->GetViewName()); - return view; - } - - wxDocTemplate *temp = SelectViewType(templates, n); - delete[] templates; - if (temp) - { - wxView *view = temp->CreateView(doc, flags); - if (view) - view->SetViewName(temp->GetViewName()); - return view; - } - else - return (wxView *) NULL; + if (temp) + { + wxView *view = temp->CreateView(doc, flags); + if (view) + view->SetViewName(temp->GetViewName()); + return view; + } + else + return (wxView *) NULL; } // Not yet implemented @@ -989,405 +1393,529 @@ 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(void) const +wxDocument *wxDocManager::GetCurrentDocument() const { - if (m_currentView) - return m_currentView->GetDocument(); - else - return (wxDocument *) NULL; + wxView *view = GetCurrentView(); + if (view) + return view->GetDocument(); + else + return (wxDocument *) NULL; } // Make a default document name bool wxDocManager::MakeDefaultName(wxString& name) { - char buf[256]; - sprintf(buf, _("unnamed%d"), m_defaultDocumentNameCounter); - m_defaultDocumentNameCounter ++; - name = buf; - return TRUE; + name.Printf(_("unnamed%d"), m_defaultDocumentNameCounter); + m_defaultDocumentNameCounter++; + + 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)) { - return (wxDocTemplate *) NULL; + return (wxDocTemplate *) NULL; } // File history management void wxDocManager::AddFileToHistory(const wxString& file) { - if (m_fileHistory) - m_fileHistory->AddFileToHistory(file); + if (m_fileHistory) + m_fileHistory->AddFileToHistory(file); +} + +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 { - if (m_fileHistory) - return wxString(m_fileHistory->GetHistoryFile(i)); - else - return wxString(""); + wxString histFile; + + if (m_fileHistory) + histFile = m_fileHistory->GetHistoryFile(i); + + return histFile; } void wxDocManager::FileHistoryUseMenu(wxMenu *menu) { - if (m_fileHistory) - m_fileHistory->UseMenu(menu); + if (m_fileHistory) + m_fileHistory->UseMenu(menu); } void wxDocManager::FileHistoryRemoveMenu(wxMenu *menu) { - if (m_fileHistory) - m_fileHistory->RemoveMenu(menu); + if (m_fileHistory) + m_fileHistory->RemoveMenu(menu); } +#if wxUSE_CONFIG void wxDocManager::FileHistoryLoad(wxConfigBase& config) { - if (m_fileHistory) - m_fileHistory->Load(config); + if (m_fileHistory) + m_fileHistory->Load(config); } void wxDocManager::FileHistorySave(wxConfigBase& config) { - if (m_fileHistory) - m_fileHistory->Save(config); + if (m_fileHistory) + m_fileHistory->Save(config); } +#endif void wxDocManager::FileHistoryAddFilesToMenu(wxMenu* menu) { - if (m_fileHistory) - m_fileHistory->AddFilesToMenu(menu); + if (m_fileHistory) + m_fileHistory->AddFilesToMenu(menu); } void wxDocManager::FileHistoryAddFilesToMenu() { - if (m_fileHistory) - m_fileHistory->AddFilesToMenu(); + if (m_fileHistory) + m_fileHistory->AddFilesToMenu(); } -int wxDocManager::GetNoHistoryFiles(void) const +size_t wxDocManager::GetHistoryFilesCount() const { - if (m_fileHistory) - return m_fileHistory->GetNoHistoryFiles(); - else - return 0; + return m_fileHistory ? m_fileHistory->GetCount() : 0; } -static char *FindExtension(char *path) + +// Find out the document template via matching in the document file format +// against that of the template +wxDocTemplate *wxDocManager::FindTemplateForPath(const wxString& path) { - static char ext[10]; - int len = strlen(path); - if (path) - { - int i = 0; - for (i = (len-1); i > 0; i --) - if (path[i] == '.') - break; - if (path[i] == '.') + wxDocTemplate *theTemplate = (wxDocTemplate *) NULL; + + // Find the template which this extension corresponds to + for (size_t i = 0; i < m_templates.GetCount(); i++) { - int j; - for (j = i+1; j < len; j++) - ext[(int)(j-(i+1))] = (char)wxToLower(path[j]); // NOTE Should not use tolower under UNIX - ext[j-(i+1)] = 0; - return ext; + wxDocTemplate *temp = (wxDocTemplate *)m_templates.Item(i)->GetData(); + if ( temp->FileMatchesTemplate(path) ) + { + theTemplate = temp; + break; + } } - else - return (char *) NULL; - } - else return (char *) NULL; + return theTemplate; } - -// Given a path, try to find a matching template. Won't -// always work, of course. -wxDocTemplate *wxDocManager::FindTemplateForPath(const wxString& path) +// 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() { - char *theExt = FindExtension((char *)(const char *)path); - if (!theExt) - return (wxDocTemplate *) NULL; - wxDocTemplate *theTemplate = (wxDocTemplate *) NULL; - - if (m_templates.Number() == 1) - return (wxDocTemplate *)m_templates.First()->Data(); + wxWindow* parent = wxTheApp->GetTopWindow(); - // Find the template which this extension corresponds to - int i; - for (i = 0; i < m_templates.Number(); i++) - { - wxDocTemplate *temp = (wxDocTemplate *)m_templates.Nth(i)->Data(); - if (strcmp(temp->GetDefaultExtension(), theExt) == 0) + wxWindow* focusWindow = wxWindow::FindFocus(); + if (focusWindow) { - theTemplate = temp; - break; + while (focusWindow && + !focusWindow->IsKindOf(CLASSINFO(wxDialog)) && + !focusWindow->IsKindOf(CLASSINFO(wxFrame))) + + focusWindow = focusWindow->GetParent(); + + if (focusWindow) + parent = focusWindow; } - } - return theTemplate; + 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 -// template extension. +// Must extend the file selector dialog or implement own; OR +// match the extension to the template extension. + wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates, - int noTemplates, wxString& path, long WXUNUSED(flags), bool WXUNUSED(save)) -{ - // We can only have multiple filters in Windows -#ifdef __WXMSW__ - char *descrBuf = new char[1000]; - descrBuf[0] = 0; - int i; - for (i = 0; i < noTemplates; i++) - { - if (templates[i]->IsVisible()) - { - strcat(descrBuf, templates[i]->GetDescription()); - strcat(descrBuf, " ("); - strcat(descrBuf, templates[i]->GetFileFilter()); - strcat(descrBuf, ") "); - strcat(descrBuf, "|"); - strcat(descrBuf, templates[i]->GetFileFilter()); - strcat(descrBuf, "|"); - } - } - int len = strlen(descrBuf); - if (len > 0) - // Omit final "|" - descrBuf[len-1] = 0; +#if defined(__WXMSW__) || defined(__WXGTK__) || defined(__WXMAC__) + int noTemplates, #else - char* descrBuf = copystring("*.*"); + int WXUNUSED(noTemplates), #endif + wxString& path, + long WXUNUSED(flags), + bool WXUNUSED(save)) +{ + // We can only have multiple filters in Windows and GTK +#if defined(__WXMSW__) || defined(__WXGTK__) || defined(__WXMAC__) + wxString descrBuf; - char *pathTmp = wxFileSelector(_("Select a file"), "", "", "", descrBuf, 0, wxTheApp->GetTopWindow()); - delete[] descrBuf; - if (pathTmp) - { - path = pathTmp; - char *theExt = FindExtension((char *)(const char *)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); - return theTemplate; - } - else - { - path = ""; - return (wxDocTemplate *) NULL; - } -#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; + int i; + for (i = 0; i < noTemplates; i++) + { + if (templates[i]->IsVisible()) + { + // add a '|' to separate this filter from the previous one + if ( !descrBuf.empty() ) + descrBuf << wxT('|'); - char *pathTmp = wxFileSelector(_("Select a file"), "", "", - temp->GetDefaultExtension(), - temp->GetFileFilter(), - 0, wxTheApp->GetTopWindow()); - - if (pathTmp) - { - path = pathTmp; - return temp; - } - else - return (wxDocTemplate *) NULL; + descrBuf << templates[i]->GetDescription() + << wxT(" (") << templates[i]->GetFileFilter() << wxT(") |") + << templates[i]->GetFileFilter(); + } + } +#else + wxString descrBuf = wxT("*.*"); #endif + + int FilterIndex = -1; + + wxWindow* parent = wxFindSuitableParent(); + + wxString pathTmp = wxFileSelectorEx(_("Select a file"), + m_lastDirectory, + wxEmptyString, + &FilterIndex, + descrBuf, + 0, + parent); + + wxDocTemplate *theTemplate = (wxDocTemplate *)NULL; + if (!pathTmp.empty()) + { + if (!wxFileExists(pathTmp)) + { + wxString msgTitle; + if (!wxTheApp->GetAppName().empty()) + msgTitle = wxTheApp->GetAppName(); + else + msgTitle = wxString(_("File error")); + + (void)wxMessageBox(_("Sorry, could not open this file."), msgTitle, wxOK | wxICON_EXCLAMATION, + parent); + + path = wxEmptyString; + return (wxDocTemplate *) NULL; + } + m_lastDirectory = wxPathOnly(pathTmp); + + path = pathTmp; + + // 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]; + 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 = wxEmptyString; + } + + return theTemplate; } wxDocTemplate *wxDocManager::SelectDocumentType(wxDocTemplate **templates, - int noTemplates) -{ - char **strings = new char *[noTemplates]; - char **data = new char *[noTemplates]; - int i; - int n = 0; - for (i = 0; i < noTemplates; i++) - { - if (templates[i]->IsVisible()) - { - strings[n] = WXSTRINGCAST templates[i]->m_description; - data[n] = (char *)templates[i]; - n ++; - } - } - if (n == 0) - { - delete[] strings; - delete[] data; - return (wxDocTemplate *) NULL; - } - else if (n == 1) - { - wxDocTemplate *temp = (wxDocTemplate *)data[0]; - delete[] strings; + int noTemplates, bool 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++) + { + //filter out NOT unique documents + view combinations + if ( templates[i]->m_docTypeName == data[j]->m_docTypeName && + templates[i]->m_viewTypeName == data[j]->m_viewTypeName + ) + want = false; + } + + if ( want ) + { + 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; + + 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() + ); + } + delete[] data; - return temp; - } - - wxDocTemplate *theTemplate = (wxDocTemplate *)wxGetSingleChoiceData(_("Select a document template"), _("Templates"), n, - strings, data); - delete[] strings; - delete[] data; - return theTemplate; + + return theTemplate; } wxDocTemplate *wxDocManager::SelectViewType(wxDocTemplate **templates, - int noTemplates) + int noTemplates, bool sort) { - char **strings = new char *[noTemplates]; - char **data = new char *[noTemplates]; - int i; - int n = 0; - for (i = 0; i < noTemplates; i++) - { - if (templates[i]->IsVisible() && templates[i]->GetViewName()) + 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++) + { + //filter out NOT unique views + if ( templates[i]->m_viewTypeName == data[j]->m_viewTypeName ) + want = false; + } + + if ( want ) + { + strings.Add(templ->m_viewTypeName); + data[n] = templ; + n ++; + } + } + } + + 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; + + // the same logic as above + switch ( n ) { - strings[n] = WXSTRINGCAST templates[i]->m_viewTypeName; - data[n] = (char *)templates[i]; - 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() + ); + } - } - wxDocTemplate *theTemplate = (wxDocTemplate *)wxGetSingleChoiceData(_("Select a document view"), _("Views"), n, - strings, data); - delete[] strings; - delete[] data; - return theTemplate; + + delete[] data; + return theTemplate; } void wxDocManager::AssociateTemplate(wxDocTemplate *temp) { - if (!m_templates.Member(temp)) - m_templates.Append(temp); + if (!m_templates.Member(temp)) + m_templates.Append(temp); } void wxDocManager::DisassociateTemplate(wxDocTemplate *temp) { - m_templates.DeleteObject(temp); + m_templates.DeleteObject(temp); } // Add and remove a document from the manager's list void wxDocManager::AddDocument(wxDocument *doc) { - if (!m_docs.Member(doc)) - m_docs.Append(doc); + if (!m_docs.Member(doc)) + m_docs.Append(doc); } void wxDocManager::RemoveDocument(wxDocument *doc) { - m_docs.DeleteObject(doc); + m_docs.DeleteObject(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 - m_currentView = (wxView *) NULL; - } +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; + } + } } -/* - * Default document child frame - */ +// ---------------------------------------------------------------------------- +// Default document child frame +// ---------------------------------------------------------------------------- BEGIN_EVENT_TABLE(wxDocChildFrame, wxFrame) EVT_ACTIVATE(wxDocChildFrame::OnActivate) EVT_CLOSE(wxDocChildFrame::OnCloseWindow) END_EVENT_TABLE() -wxDocChildFrame::wxDocChildFrame(wxDocument *doc, wxView *view, 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_childDocument = doc; - m_childView = view; - if (view) - view->SetFrame(this); -} - -wxDocChildFrame::~wxDocChildFrame(void) -{ +wxDocChildFrame::wxDocChildFrame(wxDocument *doc, + wxView *view, + 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_childDocument = doc; + m_childView = view; + if (view) + view->SetFrame(this); } // 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) ) + if ( !m_childView || ! m_childView->ProcessEvent(event) ) { // Only hand up to the parent if it's a menu command if (!event.IsKindOf(CLASSINFO(wxCommandEvent)) || !GetParent() || !GetParent()->ProcessEvent(event)) - return wxEvtHandler::ProcessEvent(event); + return wxEvtHandler::ProcessEvent(event); else - return TRUE; + return true; } - else - return TRUE; + else + return true; } void wxDocChildFrame::OnActivate(wxActivateEvent& event) { - wxFrame::OnActivate(event); + wxFrame::OnActivate(event); - if (m_childView) - m_childView->Activate(event.GetActive()); + if (m_childView) + m_childView->Activate(event.GetActive()); } 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 - - if (ans) + if (m_childView) { - m_childView->Activate(FALSE); - delete m_childView; - m_childView = (wxView *) NULL; - m_childDocument = (wxDocument *) NULL; + bool ans = event.CanVeto() + ? m_childView->Close(false) // false means don't delete associated window + : true; // Must delete. + + if (ans) + { + m_childView->Activate(false); + delete m_childView; + m_childView = (wxView *) NULL; + m_childDocument = (wxDocument *) NULL; - this->Destroy(); + this->Destroy(); + } + else + event.Veto(); } else - event.Veto(); - } - else - event.Veto(); + event.Veto(); } -/* - * Default parent frame - */ +// ---------------------------------------------------------------------------- +// Default parent frame +// ---------------------------------------------------------------------------- BEGIN_EVENT_TABLE(wxDocParentFrame, wxFrame) EVT_MENU(wxID_EXIT, wxDocParentFrame::OnExit) @@ -1395,11 +1923,17 @@ BEGIN_EVENT_TABLE(wxDocParentFrame, wxFrame) EVT_CLOSE(wxDocParentFrame::OnCloseWindow) END_EVENT_TABLE() -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) +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; + m_docManager = manager; } void wxDocParentFrame::OnExit(wxCommandEvent& WXUNUSED(event)) @@ -1409,9 +1943,33 @@ void wxDocParentFrame::OnExit(wxCommandEvent& WXUNUSED(event)) void wxDocParentFrame::OnMRUFile(wxCommandEvent& event) { - wxString f(m_docManager->GetHistoryFile(event.GetSelection() - wxID_FILE1)); - if (f != "") - (void)m_docManager->CreateDocument(f, wxDOC_SILENT); + int n = event.GetId() - wxID_FILE1; // the index in MRU list + wxString filename(m_docManager->GetHistoryFile(n)); + if ( !filename.empty() ) + { + // verify that the file exists before doing anything else + if ( wxFile::Exists(filename) ) + { + // try to open it + 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 + { + // remove the bogus filename from the MRU list and notify the user + // about it + m_docManager->RemoveFileFromHistory(n); + + 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()); + } + } } // Extend event processing to search the view's event table @@ -1421,445 +1979,355 @@ 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 // - must delete all frames except for the main one. void wxDocParentFrame::OnCloseWindow(wxCloseEvent& event) { - if (m_docManager->Clear(!event.CanVeto())) - { - this->Destroy(); - } - else - event.Veto(); + if (m_docManager->Clear(!event.CanVeto())) + { + this->Destroy(); + } + else + event.Veto(); } #if wxUSE_PRINTING_ARCHITECTURE -wxDocPrintout::wxDocPrintout(wxView *view, const wxString& title): - wxPrintout(WXSTRINGCAST title) +wxDocPrintout::wxDocPrintout(wxView *view, const wxString& title) + : wxPrintout(title) { - m_printoutView = view; + m_printoutView = view; } bool wxDocPrintout::OnPrintPage(int WXUNUSED(page)) { - wxDC *dc = GetDC(); - - // Get the logical pixels per inch of screen and printer - int ppiScreenX, ppiScreenY; - GetPPIScreen(&ppiScreenX, &ppiScreenY); - int ppiPrinterX, ppiPrinterY; - GetPPIPrinter(&ppiPrinterX, &ppiPrinterY); - - // This scales the DC so that the printout roughly represents the - // the screen scaling. The text point size _should_ be the right size - // but in fact is too small for some reason. This is a detail that will - // need to be addressed at some point but can be fudged for the - // moment. - float scale = (float)((float)ppiPrinterX/(float)ppiScreenX); - - // Now we have to check in case our real page size is reduced - // (e.g. because we're drawing to a print preview memory DC) - int pageWidth, pageHeight; - int w, h; - dc->GetSize(&w, &h); - GetPageSizePixels(&pageWidth, &pageHeight); - - // If printer pageWidth == current DC width, then this doesn't - // change. But w might be the preview bitmap width, so scale down. - float overallScale = scale * (float)(w/(float)pageWidth); - dc->SetUserScale(overallScale, overallScale); - - if (m_printoutView) - { - m_printoutView->OnDraw(dc); - } - return TRUE; + wxDC *dc = GetDC(); + + // 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 + // but in fact is too small for some reason. This is a detail that will + // need to be addressed at some point but can be fudged for the + // moment. + float scale = (float)((float)ppiPrinterX/(float)ppiScreenX); + + // Now we have to check in case our real page size is reduced + // (e.g. because we're drawing to a print preview memory DC) + int pageWidth, pageHeight; + 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. + float overallScale = scale * (float)(w/(float)pageWidth); + dc->SetUserScale(overallScale, overallScale); + + if (m_printoutView) + { + m_printoutView->OnDraw(dc); + } + return true; } bool wxDocPrintout::HasPage(int pageNum) { - return (pageNum == 1); + return (pageNum == 1); } bool wxDocPrintout::OnBeginDocument(int startPage, int endPage) { - if (!wxPrintout::OnBeginDocument(startPage, endPage)) - return FALSE; + if (!wxPrintout::OnBeginDocument(startPage, endPage)) + return false; - return TRUE; + return true; } void wxDocPrintout::GetPageInfo(int *minPage, int *maxPage, int *selPageFrom, int *selPageTo) { - *minPage = 1; - *maxPage = 1; - *selPageFrom = 1; - *selPageTo = 1; + *minPage = 1; + *maxPage = 1; + *selPageFrom = 1; + *selPageTo = 1; } -#endif +#endif // wxUSE_PRINTING_ARCHITECTURE -/* - * Command processing framework - */ +// ---------------------------------------------------------------------------- +// File history processor +// ---------------------------------------------------------------------------- -wxCommand::wxCommand(bool canUndoIt, const wxString& name) +static inline wxChar* MYcopystring(const wxString& s) { - m_canUndo = canUndoIt; - m_commandName = name; + wxChar* copy = new wxChar[s.length() + 1]; + return wxStrcpy(copy, s.c_str()); } -wxCommand::~wxCommand(void) +static inline wxChar* MYcopystring(const wxChar* s) { + wxChar* copy = new wxChar[wxStrlen(s) + 1]; + return wxStrcpy(copy, s); } -// Command processor -wxCommandProcessor::wxCommandProcessor(int maxCommands) +wxFileHistory::wxFileHistory(size_t maxFiles, wxWindowID idBase) { - m_maxNoCommands = maxCommands; - m_currentCommand = (wxNode *) NULL; - m_commandEditMenu = (wxMenu *) NULL; + m_fileMaxFiles = maxFiles; + m_idBase = idBase; + m_fileHistoryN = 0; + m_fileHistory = new wxChar *[m_fileMaxFiles]; } -wxCommandProcessor::~wxCommandProcessor(void) +wxFileHistory::~wxFileHistory() { - ClearCommands(); + size_t i; + for (i = 0; i < m_fileHistoryN; i++) + delete[] m_fileHistory[i]; + delete[] m_fileHistory; } -// 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) +// File history management +void wxFileHistory::AddFileToHistory(const wxString& file) { - bool success = command->Do(); - if (success && storeIt) - { - if (m_commands.Number() == m_maxNoCommands) + size_t i; + + // Check we don't already have this file + for (i = 0; i < m_fileHistoryN; i++) { - wxNode *firstNode = m_commands.First(); - wxCommand *firstCommand = (wxCommand *)firstNode->Data(); - delete firstCommand; - delete firstNode; +#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); + AddFileToHistory (file); + return; + } } - // 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 + // if we already have a full history, delete the one at the end + if ( m_fileMaxFiles == m_fileHistoryN ) { - wxNode *node = m_currentCommand->Next(); - while (node) - { - wxNode *next = node->Next(); - delete (wxCommand *)node->Data(); - delete node; - node = next; - } + RemoveFileFromHistory (m_fileHistoryN - 1); + AddFileToHistory (file); + return; } - - m_commands.Append(command); - m_currentCommand = m_commands.Last(); - SetMenuStrings(); - } - return success; -} -bool wxCommandProcessor::Undo(void) -{ - if (m_currentCommand) - { - wxCommand *command = (wxCommand *)m_currentCommand->Data(); - if (command->CanUndo()) + // Add to the project file history: + // Move existing files (if any) down so we can insert file at beginning. + if (m_fileHistoryN < m_fileMaxFiles) { - bool success = command->Undo(); - if (success) - { - m_currentCommand = m_currentCommand->Previous(); - SetMenuStrings(); - return TRUE; - } + wxList::compatibility_iterator node = m_fileMenus.GetFirst(); + while (node) + { + wxMenu* menu = (wxMenu*) node->GetData(); + if ( m_fileHistoryN == 0 && menu->GetMenuItemCount() ) + { + menu->AppendSeparator(); + } + menu->Append(m_idBase+m_fileHistoryN, _("[EMPTY]")); + node = node->GetNext(); + } + m_fileHistoryN ++; } - } - return FALSE; -} - -bool wxCommandProcessor::Redo(void) -{ - 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) + // Shuffle filenames down + for (i = (m_fileHistoryN-1); i > 0; i--) { - redoCommand = (wxCommand *)m_commands.First()->Data(); - redoNode = m_commands.First(); + m_fileHistory[i] = m_fileHistory[i-1]; } - } + m_fileHistory[0] = MYcopystring(file); - if (redoCommand) - { - bool success = redoCommand->Do(); - if (success) + // 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++) { - m_currentCommand = redoNode; - SetMenuStrings(); - return TRUE; - } - } - return FALSE; -} + 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]; + } -bool wxCommandProcessor::CanUndo(void) const -{ - if (m_currentCommand) - return ((wxCommand *)m_currentCommand->Data())->CanUndo(); - return FALSE; + // we need to quote '&' characters which are used for mnemonics + pathInMenu.Replace(_T("&"), _T("&&")); + wxString buf; + buf.Printf(s_MRUEntryFormat, i + 1, pathInMenu.c_str()); + wxList::compatibility_iterator node = m_fileMenus.GetFirst(); + while (node) + { + wxMenu* menu = (wxMenu*) node->GetData(); + menu->SetLabel(m_idBase + i, buf); + node = node->GetNext(); + } + } + } } -bool wxCommandProcessor::CanRedo(void) const +void wxFileHistory::RemoveFileFromHistory(size_t i) { - 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; + wxCHECK_RET( i < m_fileHistoryN, + wxT("invalid index in wxFileHistory::RemoveFileFromHistory") ); - return FALSE; -} - -void wxCommandProcessor::Initialize(void) -{ - m_currentCommand = m_commands.Last(); - SetMenuStrings(); -} + // delete the element from the array (could use memmove() too...) + delete [] m_fileHistory[i]; -void wxCommandProcessor::SetMenuStrings(void) -{ - if (m_commandEditMenu) - { - wxString buf; - if (m_currentCommand) - { - wxCommand *command = (wxCommand *)m_currentCommand->Data(); - wxString commandName(command->GetName()); - if (commandName == "") 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 == "") 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 + size_t j; + for ( j = i; j < m_fileHistoryN - 1; j++ ) { - 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) redoCommandName = _("Unnamed command"); - buf = wxString(_("&Redo ")) + redoCommandName; - m_commandEditMenu->SetLabel(wxID_REDO, buf); - m_commandEditMenu->Enable(wxID_REDO, TRUE); - } + m_fileHistory[j] = m_fileHistory[j + 1]; } - } -} -void wxCommandProcessor::ClearCommands(void) -{ - wxNode *node = m_commands.First(); - while (node) - { - wxCommand *command = (wxCommand *)node->Data(); - delete command; - delete node; - node = m_commands.First(); - } - m_currentCommand = (wxNode *) NULL; -} + wxList::compatibility_iterator node = m_fileMenus.GetFirst(); + while ( node ) + { + 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(m_idBase + j, buf); + } -/* - * File history processor - */ + node = node->GetNext(); -wxFileHistory::wxFileHistory(int maxFiles) -{ - m_fileMaxFiles = maxFiles; - m_fileHistoryN = 0; - m_fileHistory = new char *[m_fileMaxFiles]; -} + // delete the last menu item which is unused now + wxWindowID lastItemId = m_idBase + wx_truncate_cast(wxWindowID, m_fileHistoryN) - 1; + if (menu->FindItem(lastItemId)) + { + menu->Delete(lastItemId); + } -wxFileHistory::~wxFileHistory(void) -{ - int i; - for (i = 0; i < m_fileHistoryN; i++) - delete[] m_fileHistory[i]; - delete[] m_fileHistory; + // delete the last separator too if no more files are left + if ( m_fileHistoryN == 1 ) + { + wxMenuItemList::compatibility_iterator nodeLast = menu->GetMenuItems().GetLast(); + if ( nodeLast ) + { + wxMenuItem *menuItem = nodeLast->GetData(); + if ( menuItem->IsSeparator() ) + { + menu->Delete(menuItem); + } + //else: should we search backwards for the last separator? + } + //else: menu is empty somehow + } + } + + m_fileHistoryN--; } -// File history management -void wxFileHistory::AddFileToHistory(const wxString& file) +wxString wxFileHistory::GetHistoryFile(size_t i) const { - 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) - 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) - { - delete[] m_fileHistory[m_fileMaxFiles-1]; - m_fileHistory[m_fileMaxFiles-1] = (char *) NULL; - } - if (m_fileHistoryN < m_fileMaxFiles) - { - wxNode* node = m_fileMenus.First(); - while (node) + wxString s; + if ( i < m_fileHistoryN ) { - wxMenu* menu = (wxMenu*) node->Data(); - if (m_fileHistoryN == 0) - menu->AppendSeparator(); - menu->Append(wxID_FILE1+m_fileHistoryN, _("[EMPTY]")); - node = node->Next(); + s = m_fileHistory[i]; } - m_fileHistoryN ++; - } - // Shuffle filenames down - for (i = (m_fileHistoryN-1); i > 0; i--) - { - m_fileHistory[i] = m_fileHistory[i-1]; - } - m_fileHistory[0] = copystring(file); - - for (i = 0; i < m_fileHistoryN; i++) - if (m_fileHistory[i]) + else { - char buf[400]; - sprintf(buf, "&%d %s", i+1, m_fileHistory[i]); - wxNode* node = m_fileMenus.First(); - while (node) - { - wxMenu* menu = (wxMenu*) node->Data(); - menu->SetLabel(wxID_FILE1+i, buf); - node = node->Next(); - } + wxFAIL_MSG( wxT("bad index in wxFileHistory::GetHistoryFile") ); } -} -wxString wxFileHistory::GetHistoryFile(int i) const -{ - if (i < m_fileHistoryN) - return wxString(m_fileHistory[i]); - else - return wxString(""); + return s; } void wxFileHistory::UseMenu(wxMenu *menu) { - if (!m_fileMenus.Member(menu)) - m_fileMenus.Append(menu); + if (!m_fileMenus.Member(menu)) + m_fileMenus.Append(menu); } void wxFileHistory::RemoveMenu(wxMenu *menu) { - m_fileMenus.DeleteObject(menu); + m_fileMenus.DeleteObject(menu); } +#if wxUSE_CONFIG void wxFileHistory::Load(wxConfigBase& config) { - m_fileHistoryN = 0; - char buf[400]; - sprintf(buf, "file%d", m_fileHistoryN+1); - wxString historyFile(""); - while ((m_fileHistoryN <= m_fileMaxFiles) && config.Read(buf, &historyFile) && (historyFile != "")) - { - m_fileHistory[m_fileHistoryN] = copystring((const char*) historyFile); - m_fileHistoryN ++; - sprintf(buf, "file%d", m_fileHistoryN+1); - historyFile = ""; - } - AddFilesToMenu(); + m_fileHistoryN = 0; + wxString buf; + buf.Printf(wxT("file%d"), (int)m_fileHistoryN+1); + wxString historyFile; + while ((m_fileHistoryN < m_fileMaxFiles) && config.Read(buf, &historyFile) && (!historyFile.empty())) + { + m_fileHistory[m_fileHistoryN] = MYcopystring((const wxChar*) historyFile); + m_fileHistoryN ++; + 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++) - { - wxString buf; - buf.Printf("file%d", i+1); - config.Write(buf, wxString(m_fileHistory[i])); - } + size_t i; + for (i = 0; i < m_fileMaxFiles; i++) + { + wxString buf; + 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 void wxFileHistory::AddFilesToMenu() { if (m_fileHistoryN > 0) { - wxNode* node = m_fileMenus.First(); + wxList::compatibility_iterator node = m_fileMenus.GetFirst(); while (node) { - wxMenu* menu = (wxMenu*) node->Data(); - menu->AppendSeparator(); - int i; + wxMenu* menu = (wxMenu*) node->GetData(); + if (menu->GetMenuItemCount()) + { + menu->AppendSeparator(); + } + + size_t i; for (i = 0; i < m_fileHistoryN; i++) { if (m_fileHistory[i]) { wxString buf; - buf.Printf("&%d %s", i+1, m_fileHistory[i]); - menu->Append(wxID_FILE1+i, buf); + buf.Printf(s_MRUEntryFormat, i+1, m_fileHistory[i]); + menu->Append(m_idBase+i, buf); } } - node = node->Next(); + node = node->GetNext(); } } } @@ -1868,74 +2336,122 @@ void wxFileHistory::AddFilesToMenu(wxMenu* menu) { if (m_fileHistoryN > 0) { - menu->AppendSeparator(); - int i; + if (menu->GetMenuItemCount()) + { + menu->AppendSeparator(); + } + + size_t i; for (i = 0; i < m_fileHistoryN; i++) { if (m_fileHistory[i]) { wxString buf; - buf.Printf("&%d %s", i+1, m_fileHistory[i]); - menu->Append(wxID_FILE1+i, buf); + buf.Printf(s_MRUEntryFormat, i+1, m_fileHistory[i]); + menu->Append(m_idBase+i, buf); } } } } -#if 0 -/* - * wxPrintInfo - */ +// ---------------------------------------------------------------------------- +// Permits compatibility with existing file formats and functions that +// manipulate files directly +// ---------------------------------------------------------------------------- + +#if wxUSE_STD_IOSTREAM -wxPrintInfo::wxPrintInfo(void) +bool wxTransferFileToStream(const wxString& filename, wxSTD ostream& stream) { - pageNumber = 1; + wxFFile file(filename, _T("rb")); + if ( !file.IsOpened() ) + return false; + + char buf[4096]; + + 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() ); + + return true; } -wxPrintInfo::~wxPrintInfo(void) +bool wxTransferStreamToFile(wxSTD istream& stream, const wxString& filename) { + wxFFile file(filename, _T("wb")); + if ( !file.IsOpened() ) + return false; + + char buf[4096]; + do + { + 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() ); + + return true; } -#endif -/* - * Permits compatibility with existing file formats and functions - * that manipulate files directly - */ - -bool wxTransferFileToStream(const wxString& filename, ostream& stream) +#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 = fopen (WXSTRINGCAST filename, "rb")) == NULL) - return FALSE; + char buf[4096]; + + size_t nRead; + do + { + nRead = file.Read(buf, WXSIZEOF(buf)); + if ( file.Error() ) + return false; - while ((ch = getc (fd1)) != EOF) - stream << (unsigned char)ch; + stream.Write(buf, nRead); + if ( !stream ) + return false; + } + while ( !file.Eof() ); - fclose (fd1); - return TRUE; + return true; } -bool wxTransferStreamToFile(istream& stream, const wxString& filename) +bool wxTransferStreamToFile(wxInputStream& stream, const wxString& filename) { - FILE *fd1; - int ch; + wxFFile file(filename, _T("wb")); + if ( !file.IsOpened() ) + return false; - if ((fd1 = fopen (WXSTRINGCAST filename, "wb")) == NULL) + char buf[4096]; + do { - return FALSE; + stream.Read(buf, WXSIZEOF(buf)); + + const size_t nRead = stream.LastRead(); + if ( !nRead || !file.Write(buf, nRead) ) + return false; } + while ( !stream.Eof() ); - while (!stream.eof()) - { - ch = stream.get(); - if (!stream.eof()) - putc (ch, fd1); - } - fclose (fd1); - return TRUE; + return true; } -#endif - // End wxUSE_DOC_VIEW_ARCHITECTURE +#endif // wxUSE_STD_IOSTREAM/!wxUSE_STD_IOSTREAM + +#endif // wxUSE_DOC_VIEW_ARCHITECTURE