X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f6bcfd974ef26faf6f91a62cac09827e09463fd1..e5ee4c908b9dbcf07f0441aa74d8635b7343be4d:/include/wx/confbase.h diff --git a/include/wx/confbase.h b/include/wx/confbase.h index 936e22190c..fbd1e57a13 100644 --- a/include/wx/confbase.h +++ b/include/wx/confbase.h @@ -19,9 +19,6 @@ #endif #include "wx/defs.h" - -#if wxUSE_CONFIG - #include "wx/string.h" // ---------------------------------------------------------------------------- @@ -44,6 +41,10 @@ #define wxCONFIG_IMMUTABLE_PREFIX _T('!') #endif +#if wxUSE_CONFIG + +#include "wx/string.h" + /// should we use registry instead of configuration files under Windows? // (i.e. whether wxConfigBase::Create() will create a wxFileConfig (if it's // FALSE) or wxRegConfig (if it's true and we're under Win32) or wxIniConfig @@ -154,42 +155,58 @@ public: // key access: returns TRUE if value was really read, FALSE if default used // (and if the key is not found the default value is returned.) - // read a string from the key - virtual bool Read(const wxString& key, wxString *pStr) const = 0; - virtual bool Read(const wxString& key, wxString *pStr, const wxString& defVal) const; - virtual wxString Read(const wxString& key, const wxString& defVal = wxEmptyString) const; + // read a string from the key + bool Read(const wxString& key, wxString *pStr) const; + bool Read(const wxString& key, wxString *pStr, const wxString& defVal) const; - virtual bool Read(const wxString& key, long *pl) const = 0; - virtual bool Read(const wxString& key, long *pl, long defVal) const; + // read a number (long) + bool Read(const wxString& key, long *pl) const; + bool Read(const wxString& key, long *pl, long defVal) const; - virtual long Read(const wxString& strKey, long defVal) const - { long l; Read(strKey, &l, defVal); return l; } + // read an int + bool Read(const wxString& key, int *pi) const; + bool Read(const wxString& key, int *pi, int defVal) const; - // Convenience functions that are built on other forms + // read a double + bool Read(const wxString& key, double* val) const; + bool Read(const wxString& key, double* val, double defVal) const; - // int - virtual bool Read(const wxString& key, int *pi) const; - virtual bool Read(const wxString& key, int *pi, int defVal) const; + // read a bool + bool Read(const wxString& key, bool* val) const; + bool Read(const wxString& key, bool* val, bool defVal) const; - // double - virtual bool Read(const wxString& key, double* val) const; - virtual bool Read(const wxString& key, double* val, double defVal) const; + // convenience functions returning directly the value (we don't have them for + // int/double/bool as there would be ambiguities with the long one then) + wxString Read(const wxString& key, + const wxString& defVal = wxEmptyString) const + { wxString s; (void)Read(key, &s, defVal); return s; } - // bool - virtual bool Read(const wxString& key, bool* val) const; - virtual bool Read(const wxString& key, bool* val, bool defVal) const; + long Read(const wxString& key, long defVal) const + { long l; (void)Read(key, &l, defVal); return l; } // write the value (return true on success) - virtual bool Write(const wxString& key, const wxString& value) = 0; - virtual bool Write(const wxString& key, long value) = 0; + bool Write(const wxString& key, const wxString& value) + { return DoWriteString(key, value); } + + bool Write(const wxString& key, long value) + { return DoWriteLong(key, value); } + + bool Write(const wxString& key, int value) + { return DoWriteInt(key, value); } + + bool Write(const wxString& key, double value) + { return DoWriteDouble(key, value); } - // Convenience functions - virtual bool Write(const wxString& key, double value); - virtual bool Write(const wxString& key, bool value); - virtual bool Write(const wxString& key, const wxChar *text ) ; + bool Write(const wxString& key, bool value) + { return DoWriteBool(key, value); } - // permanently writes all changes + // we have to provide a separate version for C strings as otherwise they + // would be converted to bool and not to wxString as expected! + bool Write(const wxString& key, const wxChar *value) + { return Write(key, wxString(value)); } + + // permanently writes all changes virtual bool Flush(bool bCurrentOnly = FALSE) = 0; // renaming, all functions return FALSE on failure (probably because the new @@ -238,6 +255,19 @@ protected: static bool IsImmutable(const wxString& key) { return !key.IsEmpty() && key[0] == wxCONFIG_IMMUTABLE_PREFIX; } + // do read/write the values of different types + virtual bool DoReadString(const wxString& key, wxString *pStr) const = 0; + virtual bool DoReadLong(const wxString& key, long *pl) const = 0; + virtual bool DoReadInt(const wxString& key, int *pi) const; + virtual bool DoReadDouble(const wxString& key, double* val) const; + virtual bool DoReadBool(const wxString& key, bool* val) const; + + virtual bool DoWriteString(const wxString& key, const wxString& value) = 0; + virtual bool DoWriteLong(const wxString& key, long value) = 0; + virtual bool DoWriteInt(const wxString& key, int value); + virtual bool DoWriteDouble(const wxString& key, double value); + virtual bool DoWriteBool(const wxString& key, bool value); + private: // are we doing automatic environment variable expansion? bool m_bExpandEnvVars; @@ -256,27 +286,27 @@ private: long m_style; }; - // a handy little class which changes current path to the path of given entry - // and restores it in dtor: so if you declare a local variable of this type, - // you work in the entry directory and the path is automatically restored - // when the function returns - // Taken out of wxConfig since not all compilers can cope with nested classes. - class wxConfigPathChanger - { - public: - // ctor/dtor do path changing/restorin - wxConfigPathChanger(const wxConfigBase *pContainer, const wxString& strEntry); - ~wxConfigPathChanger(); - - // get the key name - const wxString& Name() const { return m_strName; } - - private: - wxConfigBase *m_pContainer; // object we live in - wxString m_strName, // name of entry (i.e. name only) - m_strOldPath; // saved path - bool m_bChanged; // was the path changed? - }; +// a handy little class which changes current path to the path of given entry +// and restores it in dtor: so if you declare a local variable of this type, +// you work in the entry directory and the path is automatically restored +// when the function returns +// Taken out of wxConfig since not all compilers can cope with nested classes. +class wxConfigPathChanger +{ +public: + // ctor/dtor do path changing/restorin + wxConfigPathChanger(const wxConfigBase *pContainer, const wxString& strEntry); + ~wxConfigPathChanger(); + + // get the key name + const wxString& Name() const { return m_strName; } + +private: + wxConfigBase *m_pContainer; // object we live in + wxString m_strName, // name of entry (i.e. name only) + m_strOldPath; // saved path + bool m_bChanged; // was the path changed? +}; // ---------------------------------------------------------------------------- @@ -299,21 +329,19 @@ private: #endif // wxUSE_CONFIG -// ---------------------------------------------------------------------------- -// various helper global functions (defined even if !wxUSE_CONFIG) -// ---------------------------------------------------------------------------- - /* Replace environment variables ($SOMETHING) with their values. The format is $VARNAME or ${VARNAME} where VARNAME contains alphanumeric characters and '_' only. '$' must be escaped ('\$') in order to be taken literally. - */ -extern WXDLLEXPORT wxString wxExpandEnvVars(const wxString &sz); +*/ + +WXDLLEXPORT wxString wxExpandEnvVars(const wxString &sz); /* Split path into parts removing '..' in progress */ -extern WXDLLEXPORT void wxSplitPath(wxArrayString& aParts, const wxChar *sz); +WXDLLEXPORT void wxSplitPath(wxArrayString& aParts, const wxChar *sz); + #endif // _WX_CONFIG_H_