From 5647e745989d6c3e4387ec990a35c4308dd6b929 Mon Sep 17 00:00:00 2001
From: Richard Nelson <none@none>
Date: Wed, 6 Oct 2010 16:56:38 -0700
Subject: added param block support for empty/undefined elements in XML/LLSD
 respectively. This way <foo/> or LLSD["foo"]; both define a default
 constructed value for the parameter named foo, useful in the Multiple<T> case

---
 indra/llxuixml/llxuiparser.h | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'indra/llxuixml/llxuiparser.h')

diff --git a/indra/llxuixml/llxuiparser.h b/indra/llxuixml/llxuiparser.h
index 5c613b0c69..7a748d8aea 100644
--- a/indra/llxuixml/llxuiparser.h
+++ b/indra/llxuixml/llxuiparser.h
@@ -116,6 +116,7 @@ private:
 	bool readAttributes(LLXMLNodePtr nodep, LLInitParam::BaseBlock& block);
 
 	//reader helper functions
+	static bool readNoValue(Parser& parser, void* val_ptr);
 	static bool readBoolValue(Parser& parser, void* val_ptr);
 	static bool readStringValue(Parser& parser, void* val_ptr);
 	static bool readU8Value(Parser& parser, void* val_ptr);
@@ -132,6 +133,7 @@ private:
 	static bool readSDValue(Parser& parser, void* val_ptr);
 
 	//writer helper functions
+	static bool writeNoValue(Parser& parser, const void* val_ptr, const name_stack_t&);
 	static bool writeBoolValue(Parser& parser, const void* val_ptr, const name_stack_t&);
 	static bool writeStringValue(Parser& parser, const void* val_ptr, const name_stack_t&);
 	static bool writeU8Value(Parser& parser, const void* val_ptr, const name_stack_t&);
@@ -194,6 +196,7 @@ public:
 
 private:
 	//reader helper functions
+	static bool readNoValue(Parser&, void* val_ptr);
 	static bool readBoolValue(Parser&, void* val_ptr);
 	static bool readStringValue(Parser&, void* val_ptr);
 	static bool readU8Value(Parser&, void* val_ptr);
@@ -218,7 +221,7 @@ private:
 	void endElement(const char *name);
 	void characterData(const char *s, int len);
 	bool readAttributes(const char **atts);
-	void processText();
+	bool processText();
 
 	Parser::name_stack_t			mNameStack;
 	struct XML_ParserStruct*		mParser;
@@ -230,6 +233,7 @@ private:
 	const char*						mCurAttributeValueBegin;
 	std::vector<S32>				mTokenSizeStack;
 	std::vector<std::string>		mScope;
+	std::vector<bool>				mEmptyLeafNode;
 	element_start_callback_t		mElementCB;
 
 	std::vector<std::pair<LLInitParam::BaseBlock*, S32> > mOutputStack;
-- 
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