From 7ee3947039352c29f596acdb2ace16ad1a6b2ca1 Mon Sep 17 00:00:00 2001
From: "dougt%netscape.com"
 <dougt%netscape.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Fri, 28 Sep 2001 21:37:23 +0000
Subject: [PATCH] Adding new hash key. r=darin@netscape.com,
 sr=brendan@mozilla.org bug=81956

git-svn-id: svn://10.0.0.236/trunk@104131 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/xpcom/ds/nsHashtable.h | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/mozilla/xpcom/ds/nsHashtable.h b/mozilla/xpcom/ds/nsHashtable.h
index 505b2549a2a..b3fcaba788b 100644
--- a/mozilla/xpcom/ds/nsHashtable.h
+++ b/mozilla/xpcom/ds/nsHashtable.h
@@ -62,6 +62,7 @@ class NS_COM nsHashKey {
     enum nsHashKeyType {
         UnknownKey,
         SupportsKey,
+        PRUint32Key,
         VoidKey,
         IDKey,
         CStringKey,
@@ -227,6 +228,31 @@ class NS_COM nsISupportsKey : public nsHashKey {
     nsresult Write(nsIObjectOutputStream* aStream) const;
 };
 
+
+class nsPRUint32Key : public nsHashKey {
+protected:
+    PRUint32 mKey;
+public:
+    nsPRUint32Key(PRUint32 key) {
+#ifdef DEBUG
+        mKeyType = PRUint32Key;
+#endif
+        mKey = key;
+    }
+
+    PRUint32 HashCode(void) const {
+        return mKey;
+    }
+
+    PRBool Equals(const nsHashKey *aKey) const {
+        return mKey == ((const nsPRUint32Key *) aKey)->mKey;
+    }
+    nsHashKey *Clone() const {
+        return new nsPRUint32Key(mKey);
+    }
+    PRUint32 GetValue() { return mKey; }
+};
+
 ////////////////////////////////////////////////////////////////////////////////
 // nsVoidKey: Where keys are void* objects that don't get refcounted.