EXT-7747 FIXED Disable the "Add" item of wearable context menu when it's inappropriate.

The "Add" item of wearable context menu is now disabled if multiple clothes selected
or when you can't add more wearables of the given type (max number is worn).

Reviewed by Nyx at https://codereview.productengine.com/secondlife/r/595/

--HG--
branch : product-engine

1 files changed, 20 insertions, 0 deletions

diff --git a/indra/newview/llwearableitemslist.cpp b/indra/newview/llwearableitemslist.cpp
index 5e9c4dcec8..ea0c5f1d0f 100644
--- a/indra/newview/llwearableitemslist.cpp
+++ b/indra/newview/llwearableitemslist.cpp
@@ -647,6 +647,7 @@ void LLWearableItemsList::ContextMenu::updateItemsVisibility(LLContextMenu* menu
 
 	// *TODO: eliminate multiple traversals over the menu items
 	setMenuItemVisible(menu, "wear_add",			mask == MASK_CLOTHING && n_worn == 0);
+	setMenuItemEnabled(menu, "wear_add",			n_items == 1 && canAddWearable(ids.front()));
 	setMenuItemVisible(menu, "wear",				n_worn == 0);
 	setMenuItemVisible(menu, "edit",				!standalone && mask & (MASK_CLOTHING|MASK_BODYPART));
 	setMenuItemEnabled(menu, "edit",				n_editable == 1 && n_worn == 1 && n_items == 1);
@@ -740,4 +741,23 @@ void LLWearableItemsList::ContextMenu::createNewWearable(const LLUUID& item_id)
 	LLAgentWearables::createWearable(item->getWearableType(), true);
 }
 
+// Can we wear another wearable of the given item's wearable type?
+// static
+bool LLWearableItemsList::ContextMenu::canAddWearable(const LLUUID& item_id)
+{
+	if (!gAgentWearables.areWearablesLoaded())
+	{
+		return false;
+	}
+
+	LLViewerInventoryItem* item = gInventory.getItem(item_id);
+	if (!item || item->getType() != LLAssetType::AT_CLOTHING)
+	{
+		return false;
+	}
+
+	U32 wearable_count = gAgentWearables.getWearableCount(item->getWearableType());
+	return wearable_count < LLAgentWearables::MAX_CLOTHING_PER_TYPE;
+}
+
 // EOF