From 724b119a15d857c97d1a9e4604692ac55d8b58b9 Mon Sep 17 00:00:00 2001 From: Vadim Zeitlin Date: Sat, 16 Jun 2007 12:49:56 +0000 Subject: [PATCH] replace wxDocument::GetPrintableName(wxString&) and wxDocManager::MakeDefaultName(wxString&) with GetUserReadableName() and MakeNewDocumentName() which return wxStrings directly git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@46488 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775 --- docs/changes.txt | 3 ++ docs/latex/wx/docmanag.tex | 14 ++++---- docs/latex/wx/document.tex | 13 +++---- include/wx/docview.h | 28 ++++++++++++--- src/common/docview.cpp | 88 +++++++++++++++++++++++++++++++--------------- 5 files changed, 97 insertions(+), 49 deletions(-) diff --git a/docs/changes.txt b/docs/changes.txt index 7bbd2f1..f7b6796 100644 --- a/docs/changes.txt +++ b/docs/changes.txt @@ -79,6 +79,9 @@ Deprecated methods and their replacements or wxStringBufferLength instead. - wxDIRCTRL_SHOW_FILTERS style is deprecated, filters are alwsys shown if specified so this style should simply be removed +- wxDocManager::MakeDefaultName() replaced by MakeNewDocumentName() and + wxDocument::GetPrintableName() with GetUserReadableName() which are simpler + to use Major new features in this release diff --git a/docs/latex/wx/docmanag.tex b/docs/latex/wx/docmanag.tex index d851685..4437a11 100644 --- a/docs/latex/wx/docmanag.tex +++ b/docs/latex/wx/docmanag.tex @@ -320,16 +320,14 @@ The bottom line: if you're not deriving from Initialize, forget it and construct wxDocManager with no arguments. -\membersection{wxDocManager::MakeDefaultName}\label{wxdocmanagermakedefaultname} +\membersection{wxDocManager::MakeNewDocumentName}\label{wxdocmanagermakenewdocumentname} -\func{bool}{MakeDefaultName}{\param{const wxString\& }{buf}} +\func{wxString}{MakeNewDocumentName}{\void} -Copies a suitable default name into {\it buf}. This is implemented by -appending an integer counter to the string {\bf unnamed} and incrementing -the counter. - -\perlnote{In wxPerl this function must return the modified name rather -than just modifying the argument.} +Return a string containing a suitable default name for a new document. By +default this is implemented by appending an integer counter to the string +{\bf unnamed} but can be overridden in the derived classes to do something more +appropriate. \membersection{wxDocManager::OnCreateFileHistory}\label{wxdocmanageroncreatefilehistory} diff --git a/docs/latex/wx/document.tex b/docs/latex/wx/document.tex index 413dc2e..a6dc7c3 100644 --- a/docs/latex/wx/document.tex +++ b/docs/latex/wx/document.tex @@ -153,16 +153,13 @@ in many cases a document will only have a single view. See also: \helpref{GetViews}{wxdocumentgetviews} -\membersection{wxDocument::GetPrintableName}\label{wxdocumentgetprintablename} +\membersection{wxDocument::GetUserReadableName}\label{wxdocumentgetuserreadablentablename} -\constfunc{virtual void}{GetPrintableName}{\param{wxString\& }{name}} +\constfunc{virtual wxString}{GetUserReadableName}{\void} -Copies a suitable document name into the supplied {\it name} buffer. The default -function uses the title, or if there is no title, uses the filename; or if no -filename, the string {\bf unnamed}. - -\perlnote{In wxPerl this function must return the modified name rather -than just modifying the argument.} +Return the document name suitable to be shown to the user. The default +implementation uses the document title, if any, of the name part of the +document filename if it was set or, otherwise, the string {\bf unnamed}. \membersection{wxDocument::GetTitle}\label{wxdocumentgettitle} diff --git a/include/wx/docview.h b/include/wx/docview.h index 8da6fd7..92b7509 100644 --- a/include/wx/docview.h +++ b/include/wx/docview.h @@ -140,8 +140,17 @@ public: virtual wxDocTemplate *GetDocumentTemplate() const { return m_documentTemplate; } virtual void SetDocumentTemplate(wxDocTemplate *temp) { m_documentTemplate = temp; } - // Get title, or filename if no title, else [unnamed] - virtual bool GetPrintableName(wxString& buf) const; + // Get the document name to be shown to the user: the title if there is + // any, otherwise the filename if the document was saved and, finally, + // "unnamed" otherwise + virtual wxString GetUserReadableName() const; + +#if WXWIN_COMPATIBILITY_2_8 + // use GetUserReadableName() instead + wxDEPRECATED_BUT_USED_INTERNALLY( + virtual bool GetPrintableName(wxString& buf) const + ); +#endif // WXWIN_COMPATIBILITY_2_8 // Returns a window that can be used as a parent for document-related // dialogs. Override if necessary. @@ -164,6 +173,9 @@ protected: virtual bool DoSaveDocument(const wxString& file); virtual bool DoOpenDocument(const wxString& file); + // the default implementation of GetUserReadableName() + wxString DoGetUserReadableName() const; + private: DECLARE_ABSTRACT_CLASS(wxDocument) DECLARE_NO_COPY_CLASS(wxDocument) @@ -393,8 +405,9 @@ public: wxList& GetDocuments() { return m_docs; } wxList& GetTemplates() { return m_templates; } - // Make a default document name - virtual bool MakeDefaultName(wxString& buf); + // Return the default name for a new document (by default returns strings + // in the form "unnamed " but can be overridden) + virtual wxString MakeNewDocumentName(); // Make a frame title (override this to do something different) virtual wxString MakeFrameTitle(wxDocument* doc); @@ -423,6 +436,13 @@ public: // Get the current document manager static wxDocManager* GetDocumentManager() { return sm_docManager; } +#if WXWIN_COMPATIBILITY_2_8 + // deprecated, override GetDefaultName() instead + wxDEPRECATED_BUT_USED_INTERNALLY( + virtual bool MakeDefaultName(wxString& buf) + ); +#endif + #if WXWIN_COMPATIBILITY_2_6 // deprecated, use GetHistoryFilesCount() instead wxDEPRECATED( size_t GetNoHistoryFiles() const ); diff --git a/src/common/docview.cpp b/src/common/docview.cpp index 1ebad15..34cbdba 100644 --- a/src/common/docview.cpp +++ b/src/common/docview.cpp @@ -241,8 +241,7 @@ bool wxDocument::OnNewDocument() Modify(false); SetDocumentSaved(false); - wxString name; - GetDocumentManager()->MakeDefaultName(name); + const wxString name = GetDocumentManager()->MakeNewDocumentName(); SetTitle(name); SetFilename(name, true); @@ -408,23 +407,41 @@ bool wxDocument::Revert() // Get title, or filename if no title, else unnamed +#if WXWIN_COMPATIBILITY_2_8 bool wxDocument::GetPrintableName(wxString& buf) const { - 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; - } + // this function can not only be overridden by the user code but also + // called by it so we need to ensure that we return the same thing as + // GetUserReadableName() but we can't call it because this would result in + // an infinite recursion, hence we use the helper DoGetUserReadableName() + buf = DoGetUserReadableName(); + + return true; +} +#endif // WXWIN_COMPATIBILITY_2_8 + +wxString wxDocument::GetUserReadableName() const +{ +#if WXWIN_COMPATIBILITY_2_8 + // we need to call the old virtual function to ensure that the overridden + // version of it is still called + wxString name; + if ( GetPrintableName(name) ) + return name; +#endif // WXWIN_COMPATIBILITY_2_8 + + return DoGetUserReadableName(); +} + +wxString wxDocument::DoGetUserReadableName() const +{ + if ( !m_documentTitle.empty() ) + return m_documentTitle; + + if ( !m_documentFile.empty() ) + return wxFileNameFromPath(m_documentFile); + + return _("unnamed"); } wxWindow *wxDocument::GetDocumentWindow() const @@ -446,8 +463,7 @@ bool wxDocument::OnSaveModified() { if (IsModified()) { - wxString title; - GetPrintableName(title); + wxString title = GetUserReadableName(); wxString msgTitle; if (!wxTheApp->GetAppName().empty()) @@ -663,9 +679,7 @@ void wxView::OnChangeFilename() wxDocument *doc = GetDocument(); if (!doc) return; - wxString name; - doc->GetPrintableName(name); - win->SetLabel(name); + win->SetLabel(doc->GetUserReadableName()); } void wxView::SetDocument(wxDocument *doc) @@ -1404,13 +1418,30 @@ wxDocument *wxDocManager::GetCurrentDocument() const return (wxDocument *) NULL; } -// Make a default document name -bool wxDocManager::MakeDefaultName(wxString& name) +// Make a default name for a new document +#if WXWIN_COMPATIBILITY_2_8 +bool wxDocManager::MakeDefaultName(wxString& WXUNUSED(name)) +{ + // we consider that this function can only be overridden by the user code, + // not called by it as it only makes sense to call it internally, so we + // don't bother to return anything from here + return false; +} +#endif // WXWIN_COMPATIBILITY_2_8 + +wxString wxDocManager::MakeNewDocumentName() { - name.Printf(_("unnamed%d"), m_defaultDocumentNameCounter); - m_defaultDocumentNameCounter++; + wxString name; - return true; +#if WXWIN_COMPATIBILITY_2_8 + if ( !MakeDefaultName(name) ) +#endif // WXWIN_COMPATIBILITY_2_8 + { + name.Printf(_("unnamed%d"), m_defaultDocumentNameCounter); + m_defaultDocumentNameCounter++; + } + + return name; } // Make a frame title (override this to do something different) @@ -1423,8 +1454,7 @@ wxString wxDocManager::MakeFrameTitle(wxDocument* doc) title = appName; else { - wxString docName; - doc->GetPrintableName(docName); + wxString docName = doc->GetUserReadableName(); title = docName + wxString(_(" - ")) + appName; } return title; -- 2.7.4