X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/217099990c2665d18d352c60058106da9a014ab8..f1633a8f6aea2747c3fdaa3d8025fac1372e4633:/include/wx/confbase.h diff --git a/include/wx/confbase.h b/include/wx/confbase.h index 95d9f8f282..fbd1e57a13 100644 --- a/include/wx/confbase.h +++ b/include/wx/confbase.h @@ -19,6 +19,7 @@ #endif #include "wx/defs.h" +#include "wx/string.h" // ---------------------------------------------------------------------------- // constants @@ -154,43 +155,56 @@ 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); } - // convenience functions - virtual bool Write(const wxString& key, double value); - virtual bool Write(const wxString& key, bool value); + bool Write(const wxString& key, double value) + { return DoWriteDouble(key, value); } + + bool Write(const wxString& key, bool value) + { return DoWriteBool(key, value); } // we have to provide a separate version for C strings as otherwise they // would be converted to bool and not to wxString as expected! - virtual bool Write(const wxString& key, const wxChar *value); + bool Write(const wxString& key, const wxChar *value) + { return Write(key, wxString(value)); } // permanently writes all changes virtual bool Flush(bool bCurrentOnly = FALSE) = 0; @@ -241,6 +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; @@ -259,27 +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? +}; // ---------------------------------------------------------------------------- @@ -306,7 +333,8 @@ private: 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. - */ +*/ + WXDLLEXPORT wxString wxExpandEnvVars(const wxString &sz); /*