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-rw-r--r--indra/llxuixml/llinitparam.h94
1 files changed, 50 insertions, 44 deletions
diff --git a/indra/llxuixml/llinitparam.h b/indra/llxuixml/llinitparam.h
index 6fffb73acd..6c054b934b 100644
--- a/indra/llxuixml/llinitparam.h
+++ b/indra/llxuixml/llinitparam.h
@@ -369,11 +369,30 @@ namespace LLInitParam
class BaseBlock* mCurrentBlockPtr; // pointer to block currently being constructed
};
+ struct IS_BLOCK {};
+ struct NOT_BLOCK {};
+
+ // these templates allow us to distinguish between template parameters
+ // that derive from BaseBlock and those that don't
+ template<typename T, typename BLOCK_IDENTIFIER = void>
+ struct IsBlock
+ {
+ static const bool value = false;
+ typedef NOT_BLOCK value_t;
+ };
+
+ template<typename T>
+ struct IsBlock<T, typename T::baseblock_base_class_t>
+ {
+ static const bool value = true;
+ typedef IS_BLOCK value_t;
+ };
+
class BaseBlock
{
public:
//TODO: implement in terms of owned_ptr
- template<typename T>
+ template<typename T, bool IS_BLOCK = true>
class Lazy
{
public:
@@ -404,7 +423,7 @@ namespace LLInitParam
}
}
- Lazy<T>& operator = (const Lazy<T>& other)
+ Lazy& operator = (const Lazy& other)
{
if (other.mPtr)
{
@@ -462,6 +481,7 @@ namespace LLInitParam
mutable T* mPtr;
};
+
// "Multiple" constraint types, put here in root class to avoid ambiguity during use
struct AnyAmount
{
@@ -611,19 +631,6 @@ namespace LLInitParam
};
- // these templates allow us to distinguish between template parameters
- // that derive from BaseBlock and those that don't
- template<typename T, typename BLOCK_IDENTIFIER = void>
- struct IsBlock
- {
- static const bool value = false;
- };
-
- template<typename T>
- struct IsBlock<T, typename T::baseblock_base_class_t>
- {
- static const bool value = true;
- };
template<typename T, typename NAME_VALUE_LOOKUP, bool VALUE_IS_BLOCK = IsBlock<T>::value>
class ParamValue : public NAME_VALUE_LOOKUP
@@ -805,7 +812,7 @@ namespace LLInitParam
template<typename T,
typename NAME_VALUE_LOOKUP = TypeValues<T>,
bool HAS_MULTIPLE_VALUES = false,
- bool VALUE_IS_BLOCK = IsBlock<ParamValue<T, NAME_VALUE_LOOKUP> >::value>
+ bool VALUE_IS_BLOCK = IsBlock<T>::value>
class TypedParam
: public Param,
public ParamValue<T, NAME_VALUE_LOOKUP>
@@ -1034,7 +1041,7 @@ namespace LLInitParam
}
else
{
- typed_param.serializeBlock(parser, name_stack, &static_cast<const BaseBlock&>(*static_cast<const self_t*>(diff_param)));
+ typed_param.serializeBlock(parser, name_stack, static_cast<const self_t*>(diff_param));
}
}
@@ -1582,7 +1589,7 @@ namespace LLInitParam
friend class ChoiceBlock<DERIVED_BLOCK>;
typedef Alternative<T, NAME_VALUE_LOOKUP> self_t;
- typedef TypedParam<T, NAME_VALUE_LOOKUP, false, IsBlock<ParamValue<T, NAME_VALUE_LOOKUP> >::value> super_t;
+ typedef TypedParam<T, NAME_VALUE_LOOKUP, false, IsBlock<T>::value> super_t;
typedef typename super_t::value_assignment_t value_assignment_t;
using super_t::operator =;
@@ -1700,7 +1707,7 @@ namespace LLInitParam
class Optional : public TypedParam<T, NAME_VALUE_LOOKUP, false>
{
public:
- typedef TypedParam<T, NAME_VALUE_LOOKUP, false, IsBlock<ParamValue<T, NAME_VALUE_LOOKUP> >::value> super_t;
+ typedef TypedParam<T, NAME_VALUE_LOOKUP, false, IsBlock<T>::value> super_t;
typedef typename super_t::value_assignment_t value_assignment_t;
using super_t::operator();
@@ -1729,7 +1736,7 @@ namespace LLInitParam
class Mandatory : public TypedParam<T, NAME_VALUE_LOOKUP, false>
{
public:
- typedef TypedParam<T, NAME_VALUE_LOOKUP, false, IsBlock<ParamValue<T, NAME_VALUE_LOOKUP> >::value> super_t;
+ typedef TypedParam<T, NAME_VALUE_LOOKUP, false, IsBlock<T>::value> super_t;
typedef Mandatory<T, NAME_VALUE_LOOKUP> self_t;
typedef typename super_t::value_assignment_t value_assignment_t;
@@ -1765,7 +1772,7 @@ namespace LLInitParam
class Multiple : public TypedParam<T, NAME_VALUE_LOOKUP, true>
{
public:
- typedef TypedParam<T, NAME_VALUE_LOOKUP, true, IsBlock<ParamValue<T, NAME_VALUE_LOOKUP> >::value> super_t;
+ typedef TypedParam<T, NAME_VALUE_LOOKUP, true, IsBlock<T>::value> super_t;
typedef Multiple<T, RANGE, NAME_VALUE_LOOKUP> self_t;
typedef typename super_t::container_t container_t;
typedef typename super_t::value_assignment_t value_assignment_t;
@@ -1948,20 +1955,21 @@ namespace LLInitParam
};
template<typename T, typename BLOCK_IDENTIFIER>
- struct IsBlock<ParamValue<BaseBlock::Lazy<T>, TypeValues<BaseBlock::Lazy<T> > > , BLOCK_IDENTIFIER>
+ struct IsBlock<BaseBlock::Lazy<T, true>, BLOCK_IDENTIFIER>
{
- static const bool value = true;//IsBlock<T>::value;
+ static const bool value = true;
};
- template<typename T>
- struct ParamCompare<BaseBlock::Lazy<T>, false>
+ template<typename T, typename BLOCK_IDENTIFIER>
+ struct IsBlock<BaseBlock::Lazy<T, false>, BLOCK_IDENTIFIER>
{
- static bool equals(const T&a, const T &b)
- {
- return a == b;
- }
+ static const bool value = false;
+ };
- static bool equals(const BaseBlock::Lazy<T>& a, const BaseBlock::Lazy<T>& b)
+ template<typename T, bool IS_BLOCK>
+ struct ParamCompare<BaseBlock::Lazy<T, IS_BLOCK>, false>
+ {
+ static bool equals(const BaseBlock::Lazy<T, IS_BLOCK>& a, const BaseBlock::Lazy<T, IS_BLOCK>& b)
{
if (a.empty() || b.empty()) return false;
return a.get() == b.get();
@@ -1969,14 +1977,14 @@ namespace LLInitParam
};
- template<typename T, bool VALUE_IS_BLOCK>
- class ParamValue <BaseBlock::Lazy<T>,
- TypeValues<BaseBlock::Lazy<T> >,
- VALUE_IS_BLOCK>
+ template<typename T>
+ class ParamValue <BaseBlock::Lazy<T, true>,
+ TypeValues<BaseBlock::Lazy<T, true> >,
+ true>
: public TypeValues<T>
{
public:
- typedef ParamValue <BaseBlock::Lazy<T>, TypeValues<BaseBlock::Lazy<T> >, false> self_t;
+ typedef ParamValue <BaseBlock::Lazy<T, true>, TypeValues<BaseBlock::Lazy<T, true> >, true> self_t;
typedef const T& value_assignment_t;
typedef T value_t;
@@ -1985,7 +1993,7 @@ namespace LLInitParam
mValidated(false)
{}
- ParamValue(const BaseBlock::Lazy<T>& other)
+ ParamValue(const BaseBlock::Lazy<T, true>& other)
: mValue(other),
mValidated(false)
{}
@@ -2010,11 +2018,6 @@ namespace LLInitParam
return mValue.get();
}
- operator const BaseBlock&() const
- {
- return mValue.get();
- }
-
operator value_assignment_t() const
{
return mValue.get();
@@ -2030,11 +2033,14 @@ namespace LLInitParam
return mValue.get().deserializeBlock(p, name_stack_range, new_name);
}
- void serializeBlock(Parser& p, Parser::name_stack_t& name_stack, const BaseBlock* diff_block = NULL) const
+ void serializeBlock(Parser& p, Parser::name_stack_t& name_stack, const self_t* diff_block = NULL) const
{
if (mValue.empty()) return;
- mValue.get().serializeBlock(p, name_stack, diff_block);
+ const BaseBlock* base_block = (diff_block && !diff_block->mValue.empty())
+ ? &(diff_block->mValue.get())
+ : NULL;
+ mValue.get().serializeBlock(p, name_stack, base_block);
}
bool inspectBlock(Parser& p, Parser::name_stack_t name_stack = Parser::name_stack_t(), S32 min_count = 0, S32 max_count = S32_MAX) const
@@ -2063,7 +2069,7 @@ namespace LLInitParam
mutable bool mValidated; // lazy validation flag
private:
- BaseBlock::Lazy<T> mValue;
+ BaseBlock::Lazy<T, true> mValue;
};
template <>
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-17 22:15:03 +0000