3 files changed, 27 insertions, 5 deletions

diff --git a/indra/newview/llpanelvolume.cpp b/indra/newview/llpanelvolume.cpp
index 02d363d795..0b501f6a74 100755
--- a/indra/newview/llpanelvolume.cpp
+++ b/indra/newview/llpanelvolume.cpp
@@ -710,9 +710,20 @@ void LLPanelVolume::onLightCancelColor(const LLSD& data)
 void LLPanelVolume::onLightCancelTexture(const LLSD& data)
 {
 	LLTextureCtrl* LightTextureCtrl = getChild<LLTextureCtrl>("light texture control");
+
 	if (LightTextureCtrl)
 	{
-		LightTextureCtrl->setImageAssetID(mLightSavedTexture);
+		LightTextureCtrl->setImageAssetID(LLUUID::null);
+	}
+
+	LLVOVolume *volobjp = (LLVOVolume *) mObject.get();
+	if(volobjp)
+	{
+		// Cancel the light texture as requested
+		// NORSPEC-292
+		//
+		volobjp->setLightTextureID(LLUUID::null);
+		volobjp->setIsLight(TRUE,TRUE);
 	}
 }
 
diff --git a/indra/newview/lltexturectrl.cpp b/indra/newview/lltexturectrl.cpp
index 4676f7b251..2b1ed5858a 100755
--- a/indra/newview/lltexturectrl.cpp
+++ b/indra/newview/lltexturectrl.cpp
@@ -133,7 +133,8 @@ public:
 	PermissionMask 	getFilterPermMask();
 	void updateFilterPermMask();
 	void commitIfImmediateSet();
-	
+	void commitCancel();
+
 	void onFilterEdit(const std::string& search_string );
 	
 	void setCanApply(bool can_preview, bool can_apply);
@@ -706,6 +707,14 @@ void LLFloaterTexturePicker::commitIfImmediateSet()
 	}
 }
 
+void LLFloaterTexturePicker::commitCancel()
+{
+	if (!mNoCopyTextureSelected && mOwner && mCanApply)
+	{
+		mOwner->onFloaterCommit(LLTextureCtrl::TEXTURE_CANCEL);
+	}
+}
+
 // static
 void LLFloaterTexturePicker::onBtnSetToDefault(void* userdata)
 {
@@ -733,7 +742,7 @@ void LLFloaterTexturePicker::onBtnNone(void* userdata)
 {
 	LLFloaterTexturePicker* self = (LLFloaterTexturePicker*) userdata;
 	self->setImageID( LLUUID::null );
-	self->commitIfImmediateSet();
+	self->commitCancel();
 }
 
 /*
diff --git a/indra/newview/llvovolume.cpp b/indra/newview/llvovolume.cpp
index 685f854573..d890548710 100755
--- a/indra/newview/llvovolume.cpp
+++ b/indra/newview/llvovolume.cpp
@@ -2590,6 +2590,7 @@ void LLVOVolume::setLightTextureID(LLUUID id)
 		if (hasLightTexture())
 		{
 			setParameterEntryInUse(LLNetworkData::PARAMS_LIGHT_IMAGE, FALSE, true);
+			parameterChanged(LLNetworkData::PARAMS_LIGHT_IMAGE, true);
 			mLightTexture = NULL;
 		}
 	}		
@@ -2607,7 +2608,8 @@ void LLVOVolume::setSpotLightParams(LLVector3 params)
 		
 void LLVOVolume::setIsLight(BOOL is_light)
 {
-	if (is_light != getIsLight())
+	BOOL was_light = getIsLight();
+	if (is_light != was_light)
 	{
 		if (is_light)
 		{
@@ -2792,7 +2794,7 @@ void LLVOVolume::updateSpotLightPriority()
 bool LLVOVolume::isLightSpotlight() const
 {
 	LLLightImageParams* params = (LLLightImageParams*) getParameterEntry(LLNetworkData::PARAMS_LIGHT_IMAGE);
-	if (params)
+	if (params && getParameterEntryInUse(LLNetworkData::PARAMS_LIGHT_IMAGE))
 	{
 		return params->isLightSpotlight();
 	}