2 files changed, 59 insertions, 31 deletions

diff --git a/indra/newview/llpreviewscript.cpp b/indra/newview/llpreviewscript.cpp
index 0ca4718250..4c6f4fd3ba 100755
--- a/indra/newview/llpreviewscript.cpp
+++ b/indra/newview/llpreviewscript.cpp
@@ -407,52 +407,70 @@ BOOL LLScriptEdCore::postBuild()
 
 	initMenu();
 
-	mSyntaxIdLSL.addFileFetchedCallback(boost::bind(&LLScriptEdCore::onFileFetchedInitialiseKeywords, this));
+	mSyntaxIdLSL.addFileFetchedCallback(boost::bind(&LLScriptEdCore::processKeywords, this));
+
+	// Intialise keyword highlighting for the current simulator's version of LSL
+	mSyntaxIdLSL.initialise();
+
+	if (mSyntaxIdLSL.isDifferentVersion())
+	{
+		processLoaded();
+	}
+	else
+	{
+		LL_INFOS("SyntaxLSL")
+				<< "Hashes are the same, no need to update highlighter." << LL_ENDL;
+	}
 
-	onRegionChangeInitialiseKeywords();
 
-	// Set up a callback for region changes, so that highlighting is updated to the new region's version of LSL
-	//gAgent.addRegionChangedCallback(boost::bind(&LLScriptEdCore::onRegionChangeInitialiseKeywords, this));
+	// Set up a callback for region changes
+	mRegionChangedCallback = gAgent.addRegionChangedCallback(boost::bind(&LLScriptEdCore::updateKeywords, this));
 
 	return TRUE;
 }
 
-void LLScriptEdCore::onRegionChangeInitialiseKeywords()
+void LLScriptEdCore::updateKeywords()
 {
-	// Intialise keyword highlighting for the current simulator's version of LSL
-	LL_DEBUGS("SyntaxLSL") << "Pre Initialise!" << LL_ENDL;
-	mSyntaxIdLSL.initialise();
-	LL_DEBUGS("SyntaxLSL") << "Post Initialise!" << LL_ENDL;
+	if (mLive)
+	{
+		clearHighlights();
+		gAgent.removeRegionChangedCallback(mRegionChangedCallback);
+	}
+	else
+	{
+		processLoaded();
+	}
+}
 
-	if (mSyntaxIdLSL.isDifferentVersion())
+void LLScriptEdCore::processLoaded()
+{
+	mSyntaxIdLSL.initialise();
+	if (mSyntaxIdLSL.isLoaded())
 	{
-		if (mSyntaxIdLSL.isLoaded())
-		{
-			onFileFetchedInitialiseKeywords();
-		}
-		else
-		{
-			LL_INFOS("SyntaxLSL")
-					<< "Hashes are the different, waiting for the syntax file to be retrieved." << LL_ENDL;
-		}
+		processKeywords();
 	}
 	else
 	{
 		LL_INFOS("SyntaxLSL")
-				<< "Hashes are the same, no need to update highlighter." << LL_ENDL;
+				<< "Hashes are different, waiting for the syntax file to be retrieved." << LL_ENDL;
 	}
 }
 
-void LLScriptEdCore::onFileFetchedInitialiseKeywords()
+void LLScriptEdCore::clearHighlights()
+{
+	mEditor->mKeywords.clearLoaded();
+	mEditor->clearSegments();
+	mEditor->mKeywords.clear();
+}
+
+void LLScriptEdCore::processKeywords()
 {
 	if (mSyntaxIdLSL.isLoaded())
 	{
 		LL_INFOS("SyntaxLSL")
 				<< "Hashes are different, updating highlighter." << LL_ENDL;
 
-		mEditor->mKeywords.clearLoaded();
-		mEditor->clearSegments();
-		mEditor->mKeywords.clear();
+		clearHighlights();
 
 		if (mSyntaxIdLSL.isLoaded())
 		{
@@ -1227,8 +1245,8 @@ bool LLScriptEdCore::enableLoadFromFileMenu(void* userdata)
 /// LLScriptEdContainer
 /// ---------------------------------------------------------------------------
 
-LLScriptEdContainer::LLScriptEdContainer(const LLSD& key)
-:	LLPreview(key)
+LLScriptEdContainer::LLScriptEdContainer(const LLSD& key) :
+	LLPreview(key)
 ,	mScriptEd(NULL)
 {
 }
@@ -1750,7 +1768,7 @@ void* LLLiveLSLEditor::createScriptEdPanel(void* userdata)
 								   &LLLiveLSLEditor::onSearchReplace,
 								   self,
 								   0);
-
+	self->mScriptEd->mLive = true;
 	return self->mScriptEd;
 }
 
diff --git a/indra/newview/llpreviewscript.h b/indra/newview/llpreviewscript.h
index 67a4ca52fa..0841c8188b 100755
--- a/indra/newview/llpreviewscript.h
+++ b/indra/newview/llpreviewscript.h
@@ -77,9 +77,12 @@ protected:
 public:
 	~LLScriptEdCore();
 	
+	void			clearHighlights();
+	void			initialiseKeywords();
 	void			initMenu();
-	void			onRegionChangeInitialiseKeywords();
-	void			onFileFetchedInitialiseKeywords();
+	void			processKeywords();
+	void			processLoaded();
+	void			updateKeywords();
 
 	virtual void	draw();
 	/*virtual*/	BOOL	postBuild();
@@ -133,6 +136,8 @@ protected:
 	void addHelpItemToHistory(const std::string& help_string);
 	static void onErrorList(LLUICtrl*, void* user_data);
 
+	bool			mLive;
+
 private:
 	std::string		mSampleText;
 	LLTextEditor*	mEditor;
@@ -155,6 +160,10 @@ private:
 	LLSyntaxIdLSL	mSyntaxIdLSL;
 
 	LLScriptEdContainer* mContainer; // parent view
+
+public:
+	boost::signals2::connection mRegionChangedCallback;
+
 };
 
 class LLScriptEdContainer : public LLPreview
@@ -163,6 +172,7 @@ class LLScriptEdContainer : public LLPreview
 
 public:
 	LLScriptEdContainer(const LLSD& key);
+	LLScriptEdContainer(const LLSD& key, const bool live);
 
 protected:
 	std::string		getTmpFileName();
@@ -172,7 +182,7 @@ protected:
 	LLScriptEdCore*		mScriptEd;
 };
 
-// Used to view and edit a LSL from your inventory.
+// Used to view and edit an LSL script from your inventory.
 class LLPreviewLSL : public LLScriptEdContainer
 {
 public:
@@ -217,7 +227,7 @@ protected:
 };
 
 
-// Used to view and edit an LSL that is attached to an object.
+// Used to view and edit an LSL script that is attached to an object.
 class LLLiveLSLEditor : public LLScriptEdContainer
 {
 	friend class LLLiveLSLFile;