Fixed OS/2 compilation problems.

[wxWidgets.git] / include / wx / confbase.h

diff --git a/include/wx/confbase.h b/include/wx/confbase.h
index 2c31f070ef730401ebf317dace5658a9f93810c9..fbd1e57a132cd6c4ccbaa960ca0880ac7af98b6b 100644 (file)
--- a/include/wx/confbase.h
+++ b/include/wx/confbase.h
@@ -19,9 +19,6 @@
 #endif
 
 #include "wx/defs.h"
 #endif
 
 #include "wx/defs.h"

-
-#if wxUSE_CONFIG
-

 #include "wx/string.h"
 
 // ----------------------------------------------------------------------------
 #include "wx/string.h"
 
 // ----------------------------------------------------------------------------


@@ -35,42 +32,34 @@
 
 /// separates group and entry names (probably shouldn't be changed)
 #ifndef wxCONFIG_PATH_SEPARATOR
 
 /// separates group and entry names (probably shouldn't be changed)
 #ifndef wxCONFIG_PATH_SEPARATOR

-  #define   wxCONFIG_PATH_SEPARATOR     '/'
+  #define   wxCONFIG_PATH_SEPARATOR     _T('/')

 #endif
 
 /// introduces immutable entries
 // (i.e. the ones which can't be changed from the local config file)
 #ifndef wxCONFIG_IMMUTABLE_PREFIX
 #endif
 
 /// introduces immutable entries
 // (i.e. the ones which can't be changed from the local config file)
 #ifndef wxCONFIG_IMMUTABLE_PREFIX

-  #define   wxCONFIG_IMMUTABLE_PREFIX   '!'
+  #define   wxCONFIG_IMMUTABLE_PREFIX   _T('!')

 #endif
 
 #endif
 

-/// should we use registry instead of configuration files under Win32?
+#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
 //  (under Win16))
 // (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
 //  (under Win16))

-#ifndef   wxCONFIG_WIN32_NATIVE
-  #define wxCONFIG_WIN32_NATIVE          TRUE
+#ifndef   wxUSE_CONFIG_NATIVE
+  #define wxUSE_CONFIG_NATIVE 1

 #endif
 
 // Style flags for constructor style parameter
 #endif
 
 // Style flags for constructor style parameter

-#define wxCONFIG_USE_LOCAL_FILE         1
-#define wxCONFIG_USE_GLOBAL_FILE        2
-
-// ----------------------------------------------------------------------------
-// various helper global functions
-// ----------------------------------------------------------------------------
-
-/*
-  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 wxString wxExpandEnvVars(const wxString &sz);
-
-/*
-  Split path into parts removing '..' in progress
- */
-extern void wxSplitPath(wxArrayString& aParts, const char *sz);
+enum
+{
+    wxCONFIG_USE_LOCAL_FILE = 1,
+    wxCONFIG_USE_GLOBAL_FILE = 2,
+    wxCONFIG_USE_RELATIVE_PATH = 4
+};

 
 // ----------------------------------------------------------------------------
 // abstract base class wxConfigBase which defines the interface for derived
 
 // ----------------------------------------------------------------------------
 // abstract base class wxConfigBase which defines the interface for derived


@@ -81,7 +70,7 @@ extern void wxSplitPath(wxArrayString& aParts, const char *sz);
 // There is always one current group given by the current path.
 //
 // Keys are pairs "key_name = value" where value may be of string or integer
 // There is always one current group given by the current path.
 //
 // Keys are pairs "key_name = value" where value may be of string or integer

-// (long) type (@@@ doubles and other types such as wxDate coming soon).
+// (long) type (TODO doubles and other types such as wxDate coming soon).

 // ----------------------------------------------------------------------------
 class WXDLLEXPORT wxConfigBase
 {
 // ----------------------------------------------------------------------------
 class WXDLLEXPORT wxConfigBase
 {


@@ -90,11 +79,11 @@ public:
     // the type of an entry
   enum EntryType
   {
     // the type of an entry
   enum EntryType
   {

-    Unknown,
-    String,
-    Boolean,
-    Integer,    // use Read(long *)
-    Float       // use Read(double *)
+    Type_Unknown,
+    Type_String,
+    Type_Boolean,
+    Type_Integer,    // use Read(long *)
+    Type_Float       // use Read(double *)

   };
 
   // static functions
   };
 
   // static functions


@@ -102,30 +91,30 @@ public:
   static wxConfigBase *Set(wxConfigBase *pConfig);
     // get the config object, creates it on demand unless DontCreateOnDemand
     // was called
   static wxConfigBase *Set(wxConfigBase *pConfig);
     // get the config object, creates it on demand unless DontCreateOnDemand
     // was called

-  static wxConfigBase *Get() { if ( !ms_pConfig ) Create(); return ms_pConfig; }
+  static wxConfigBase *Get(bool createOnDemand = TRUE) 
+       { if ( createOnDemand && (!ms_pConfig) ) Create(); return ms_pConfig; }

     // create a new config object: this function will create the "best"
     // implementation of wxConfig available for the current platform, see
     // create a new config object: this function will create the "best"
     // implementation of wxConfig available for the current platform, see

-    // comments near definition wxCONFIG_WIN32_NATIVE for details. It returns
+    // comments near definition wxUSE_CONFIG_NATIVE for details. It returns

     // the created object and also sets it as ms_pConfig.
   static wxConfigBase *Create();
     // should Get() try to create a new log object if the current one is NULL?
   static void DontCreateOnDemand() { ms_bAutoCreate = FALSE; }
 
   // ctor & virtual dtor
     // the created object and also sets it as ms_pConfig.
   static wxConfigBase *Create();
     // should Get() try to create a new log object if the current one is NULL?
   static void DontCreateOnDemand() { ms_bAutoCreate = FALSE; }
 
   // ctor & virtual dtor

-    // environment variable expansion is on by default
-//  wxConfigBase() { m_bExpandEnvVars = TRUE; m_bRecordDefaults = FALSE; }
-
-  // ctor
-
-  // Not all args will always be used by derived classes, but
-  // including them all in each class ensures compatibility.
-  // If appName is empty, uses wxApp name
-  wxConfigBase(const wxString& appName = wxEmptyString, const wxString& vendorName = wxEmptyString,
-               const wxString& localFilename = wxEmptyString, const wxString& globalFilename = wxEmptyString,
+      // ctor (can be used as default ctor too)
+      //
+      // Not all args will always be used by derived classes, but including
+      // them all in each class ensures compatibility. If appName is empty,
+      // uses wxApp name
+  wxConfigBase(const wxString& appName = wxEmptyString,
+               const wxString& vendorName = wxEmptyString,
+               const wxString& localFilename = wxEmptyString,
+               const wxString& globalFilename = wxEmptyString,

                long style = 0);
 
     // empty but ensures that dtor of all derived classes is virtual
                long style = 0);
 
     // empty but ensures that dtor of all derived classes is virtual

-  virtual ~wxConfigBase() { }
+  virtual ~wxConfigBase();

 
   // path management
     // set current path: if the first character is '/', it's the absolute path,
 
   // path management
     // set current path: if the first character is '/', it's the absolute path,


@@ -161,46 +150,63 @@ public:
   virtual EntryType GetEntryType(const wxString& name) const
   {
     // by default all entries are strings
   virtual EntryType GetEntryType(const wxString& name) const
   {
     // by default all entries are strings

-    return HasEntry(name) ? String : Unknown;
+    return HasEntry(name) ? Type_String : Type_Unknown;

   }
 
   // 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.)
   }
 
   // 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)
 
     // 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); }

 
 

-  // Convenience functions
-  virtual bool Write(const wxString& key, double value);
-  virtual bool Write(const wxString& key, bool value);
+  bool Write(const wxString& key, long value)
+    { return DoWriteLong(key, value); }

 
 

-    // permanently writes all changes
+  bool Write(const wxString& key, int value)
+    { return DoWriteInt(key, 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!
+  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
   virtual bool Flush(bool bCurrentOnly = FALSE) = 0;
 
   // renaming, all functions return FALSE on failure (probably because the new


@@ -238,6 +244,7 @@ public:
   wxString GetAppName() const { return m_appName; }
   wxString GetVendorName() const { return m_vendorName; }
 
   wxString GetAppName() const { return m_appName; }
   wxString GetVendorName() const { return m_vendorName; }
 

+  // Used wxIniConfig to set members in constructor

   void SetAppName(const wxString& appName) { m_appName = appName; }
   void SetVendorName(const wxString& vendorName) { m_vendorName = vendorName; }
 
   void SetAppName(const wxString& appName) { m_appName = appName; }
   void SetVendorName(const wxString& vendorName) { m_vendorName = vendorName; }
 


@@ -246,11 +253,20 @@ public:
 
 protected:
   static bool IsImmutable(const wxString& key)
 
 protected:
   static bool IsImmutable(const wxString& key)

-  #ifndef __WXMAC__
-    { return !key.IsEmpty() && key[0u] == wxCONFIG_IMMUTABLE_PREFIX; }
-  #else
-    { return !key.IsEmpty() && key[0ul] == wxCONFIG_IMMUTABLE_PREFIX; }
-  #endif
+    { 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?
 
 private:
   // are we doing automatic environment variable expansion?


@@ -270,27 +286,27 @@ private:
   long              m_style;
 };
 
   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?
+};

 
 
 // ----------------------------------------------------------------------------
 
 
 // ----------------------------------------------------------------------------


@@ -298,7 +314,7 @@ private:
 // ----------------------------------------------------------------------------
 
 // under Windows we prefer to use the native implementation
 // ----------------------------------------------------------------------------
 
 // under Windows we prefer to use the native implementation

-#if defined(__WXMSW__) && wxCONFIG_WIN32_NATIVE
+#if defined(__WXMSW__) && wxUSE_CONFIG_NATIVE

   #ifdef __WIN32__
     #define wxConfig  wxRegConfig
     #define sm_classwxConfig sm_classwxRegConfig
   #ifdef __WIN32__
     #define wxConfig  wxRegConfig
     #define sm_classwxConfig sm_classwxRegConfig


@@ -311,9 +327,21 @@ private:
   #define sm_classwxConfig sm_classwxFileConfig
 #endif
 
   #define sm_classwxConfig sm_classwxFileConfig
 #endif
 

-#endif
+#endif // 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.
+*/
+
+WXDLLEXPORT wxString wxExpandEnvVars(const wxString &sz);
+
+/*
+  Split path into parts removing '..' in progress
+ */
+WXDLLEXPORT void wxSplitPath(wxArrayString& aParts, const wxChar *sz);

 
 

-  // wxUSE_CONFIG

 
 #endif
   // _WX_CONFIG_H_
 
 #endif
   // _WX_CONFIG_H_