Fixed compilation error on OS/2 (strnlen declaration was not visible).

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

diff --git a/include/wx/persist.h b/include/wx/persist.h
index 7e331b6480ebb6f4c93240a5114f2a01975bfaaf..0873ecdda28a52b88f3a51b2be5d8f69963e9fde 100644 (file)
--- a/include/wx/persist.h
+++ b/include/wx/persist.h
@@ -50,8 +50,8 @@ public:
 \r
     // globally disable restoring or saving the persistent properties (both are\r
     // enabled by default)\r
-    bool DisableSaving() { m_doSave = false; }\r
-    bool DisableRestoring() { m_doRestore = false; }\r
+    void DisableSaving() { m_doSave = false; }\r
+    void DisableRestoring() { m_doRestore = false; }\r
 \r
 \r
     // register an object with the manager: when using the first overload,\r
@@ -108,32 +108,25 @@ public:
 \r
     // methods used by the persistent objects to save and restore the data\r
     //\r
-    // currently these methods simply use wxConfig::Get()\r
-    //\r
-    // TODO: make this customizable by allowing\r
-    //          (a) specifying custom wxConfig object to use\r
-    //          (b) allowing to use something else entirely\r
-    template <typename T>\r
-    bool\r
-    SaveValue(const wxPersistentObject& who, const wxString& name, T value)\r
-    {\r
-        wxConfigBase * const conf = GetConfig();\r
-        if ( !conf )\r
-            return false;\r
-\r
-        return conf->Write(GetKey(who, name), value);\r
-    }\r
-\r
-    template <typename T>\r
-    bool\r
-    RestoreValue(const wxPersistentObject& who, const wxString& name, T *value)\r
-    {\r
-        wxConfigBase * const conf = GetConfig();\r
-        if ( !conf )\r
-            return false;\r
-\r
-        return conf->Read(GetKey(who, name), value);\r
-    }\r
+    // currently these methods simply use wxConfig::Get() but they may be\r
+    // overridden in the derived class (once we allow creating custom\r
+    // persistent managers)\r
+#define wxPERSIST_DECLARE_SAVE_RESTORE_FOR(Type)                              \\r
+    virtual bool SaveValue(const wxPersistentObject& who,                     \\r
+                           const wxString& name,                              \\r
+                           Type value);                                       \\r
+                                                                              \\r
+    virtual bool                                                              \\r
+    RestoreValue(const wxPersistentObject& who,                               \\r
+                 const wxString& name,                                        \\r
+                 Type *value)\r
+\r
+    wxPERSIST_DECLARE_SAVE_RESTORE_FOR(bool);\r
+    wxPERSIST_DECLARE_SAVE_RESTORE_FOR(int);\r
+    wxPERSIST_DECLARE_SAVE_RESTORE_FOR(long);\r
+    wxPERSIST_DECLARE_SAVE_RESTORE_FOR(wxString);\r
+\r
+#undef wxPERSIST_DECLARE_SAVE_RESTORE_FOR\r
 \r
 private:\r
     // ctor is private, use Get()\r
@@ -143,7 +136,11 @@ private:
         m_doRestore = true;\r
     }\r
 \r
-    // helpers of Save/Restore(), will be customized later\r
+    // helpers of Save/Restore()\r
+    //\r
+    // TODO: make this customizable by allowing\r
+    //          (a) specifying custom wxConfig object to use\r
+    //          (b) allowing to use something else entirely\r
     wxConfigBase *GetConfig() const { return wxConfigBase::Get(); }\r
     wxString GetKey(const wxPersistentObject& who, const wxString& name) const;\r
 \r