X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/679ab0b315622f0b4d1fbd74d11c9d4f63a3b031..6968a3b87cee46f5c5af9b46e1ef97f17133cef7:/include/wx/persist.h

diff --git a/include/wx/persist.h b/include/wx/persist.h
index 68097fbcbe..18bcdc2d79 100644
--- a/include/wx/persist.h
+++ b/include/wx/persist.h
@@ -44,6 +44,14 @@ wxPersistentObject *wxCreatePersistentObject(T *obj);
 class WXDLLIMPEXP_CORE wxPersistenceManager
 {
 public:
+    // Call this method to specify a non-default persistence manager to use.
+    // This function should usually be called very early to affect creation of
+    // all persistent controls and the object passed to it must have a lifetime
+    // long enough to be still alive when the persistent controls are destroyed
+    // and need it to save their state so typically this would be a global or a
+    // wxApp member.
+    static void Set(wxPersistenceManager& manager);
+
     // accessor to the unique persistence manager object
     static wxPersistenceManager& Get();
 
@@ -133,7 +141,7 @@ public:
 
 #undef wxPERSIST_DECLARE_SAVE_RESTORE_FOR
 
-private:
+protected:
     // ctor is private, use Get()
     wxPersistenceManager()
     {
@@ -142,15 +150,18 @@ private:
     }
 
 
-    // helpers of Save/Restore()
-    //
-    // TODO: make this customizable by allowing
-    //          (a) specifying custom wxConfig object to use
-    //          (b) allowing to use something else entirely
-    wxConfigBase *GetConfig() const { return wxConfigBase::Get(); }
-    wxString GetKey(const wxPersistentObject& who, const wxString& name) const;
+    // Return the config object to use, by default just the global one but a
+    // different one could be used by the derived class if needed.
+    virtual wxConfigBase *GetConfig() const { return wxConfigBase::Get(); }
+
+    // Return the path to use for saving the setting with the given name for
+    // the specified object (notice that the name is the name of the setting,
+    // not the name of the object itself which can be retrieved with GetName()).
+    virtual wxString GetKey(const wxPersistentObject& who,
+                            const wxString& name) const;
 
 
+private:
     // map with the registered objects as keys and associated
     // wxPersistentObjects as values
     wxPersistentObjectsMap m_persistentObjects;