Second Life viewer sources 1.13.2.12

1 files changed, 184 insertions, 0 deletions

diff --git a/linden/indra/llcommon/metapropertyt.h b/linden/indra/llcommon/metapropertyt.h
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+/** 
+ * @file metapropertyt.h
+ *
+ * Copyright (c) 2006-2007, Linden Research, Inc.
+ * 
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlife.com/developers/opensource/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at http://secondlife.com/developers/opensource/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ */
+
+#ifndef LL_METAPROPERTYT_H
+#define LL_METAPROPERTYT_H
+
+#include "llsd.h"
+#include "llstring.h"
+#include "metaclasst.h"
+#include "metaproperty.h"
+#include "reflectivet.h"
+
+template<class TProperty>
+class LLMetaPropertyT : public LLMetaProperty
+{
+public:
+        
+        virtual ~LLMetaPropertyT() {;}
+        
+        // Get value of this property. Gives ownership of returned value.
+        virtual const LLReflective* get(const LLReflective* object) const
+        {
+                checkObjectClass(object);
+                return getProperty(object);
+        }
+  
+        // Set value of this property.
+        /*virtual void set(LLReflective* object, const LLReflective* value)
+        {
+                // TODO: Babbage: Check types.
+                ref(object) = static_cast<const LLReflectiveT<TProperty>* >(value)->getValue();
+        }*/
+        
+        // Get value of this property as LLSD.
+        virtual LLSD getLLSD(const LLReflective* object) const
+        {
+                return LLSD();
+        }
+
+protected:
+
+        LLMetaPropertyT(const std::string& name, const LLMetaClass& object_class) : LLMetaProperty(name, object_class) {;}
+
+        virtual const TProperty* getProperty(const LLReflective* object) const = 0;
+};
+
+template <>
+inline const LLReflective* LLMetaPropertyT<S32>::get(const LLReflective* object) const
+{
+        checkObjectClass(object);
+        return NULL;
+}
+
+template <>
+inline const LLReflective* LLMetaPropertyT<std::string>::get(const LLReflective* object) const
+{
+        checkObjectClass(object);
+        return NULL;
+}
+
+template <>
+inline const LLReflective* LLMetaPropertyT<LLString>::get(const LLReflective* object) const
+{
+        checkObjectClass(object);
+        return NULL;
+}
+
+template <>
+inline const LLReflective* LLMetaPropertyT<LLUUID>::get(const LLReflective* object) const
+{
+        checkObjectClass(object);
+        return NULL;
+}
+
+template <>
+inline LLSD LLMetaPropertyT<S32>::getLLSD(const LLReflective* object) const
+{
+        return *(getProperty(object));
+}
+
+template <>
+inline LLSD LLMetaPropertyT<std::string>::getLLSD(const LLReflective* object) const
+{
+        return *(getProperty(object));
+}
+
+template <>
+inline LLSD LLMetaPropertyT<LLString>::getLLSD(const LLReflective* object) const
+{
+        return *(getProperty(object));
+}
+
+template <>
+inline LLSD LLMetaPropertyT<LLUUID>::getLLSD(const LLReflective* object) const
+{
+        return *(getProperty(object));
+}
+
+template<class TObject, class TProperty>
+class LLMetaPropertyTT : public LLMetaPropertyT<TProperty>
+{
+public:
+
+        LLMetaPropertyTT(const std::string& name, const LLMetaClass& object_class, TProperty (TObject::*property)) : 
+          LLMetaPropertyT<TProperty>(name, object_class), mProperty(property) {;}
+
+protected:
+
+        // Get void* to property.
+        virtual const TProperty* getProperty(const LLReflective* object) const
+        {
+                const TObject* typed_object = static_cast<const TObject*>(object);
+                return &(typed_object->*mProperty);
+        };
+
+private:
+
+        TProperty (TObject::*mProperty);
+};
+
+template<class TObject, class TProperty>
+class LLMetaPropertyPtrTT : public LLMetaPropertyT<TProperty>
+{
+public:
+
+        LLMetaPropertyPtrTT(const std::string& name, const LLMetaClass& object_class, TProperty* (TObject::*property)) : 
+          LLMetaPropertyT<TProperty>(name, object_class), mProperty(property) {;}
+
+protected:
+
+        // Get void* to property.
+        virtual const TProperty* getProperty(const LLReflective* object) const
+        {
+                const TObject* typed_object = static_cast<const TObject*>(object);
+                return typed_object->*mProperty;
+        };
+
+private:
+
+        TProperty* (TObject::*mProperty);
+};
+
+// Utility function to simplify the registration of members.
+template<class TObject, class TProperty>
+void reflectProperty(LLMetaClass& meta_class, const std::string& name, TProperty (TObject::*property))
+{
+        typedef LLMetaPropertyTT<TObject, TProperty> PropertyType;
+        const LLMetaProperty* meta_property = new PropertyType(name, meta_class, property);
+        meta_class.addProperty(meta_property);
+}
+
+// Utility function to simplify the registration of ptr properties.
+template<class TObject, class TProperty>
+void reflectPtrProperty(LLMetaClass& meta_class, const std::string& name, TProperty* (TObject::*property))
+{
+        typedef LLMetaPropertyPtrTT<TObject, TProperty> PropertyType;
+        const LLMetaProperty* meta_property = new PropertyType(name, meta_class, property);
+        meta_class.addProperty(meta_property);
+}
+
+#endif // LL_METAPROPERTYT_H