From 1321dd9d857b9c71f29b62437b8de2579844ff2c Mon Sep 17 00:00:00 2001
From: "mscott%netscape.com" <mscott%netscape.com>
Date: Fri, 26 Mar 1999 01:01:15 +0000
Subject: [PATCH] Part of making news a stand alone dll. Updates to nntp url to
 inherit from nsIMsgMailNewsUrl.Add url listener code as well.

---
 mailnews/news/src/nsNntpUrl.cpp | 55 ++++++++++++++++++++++++++++++++-
 mailnews/news/src/nsNntpUrl.h   | 24 +++++++++-----
 2 files changed, 70 insertions(+), 9 deletions(-)

diff --git a/mailnews/news/src/nsNntpUrl.cpp b/mailnews/news/src/nsNntpUrl.cpp
index d263b13afb75..023f7698f282 100644
--- a/mailnews/news/src/nsNntpUrl.cpp
+++ b/mailnews/news/src/nsNntpUrl.cpp
@@ -37,6 +37,7 @@
 // that doesn't allow you to call ::nsISupports::GetIID() inside of a class
 // that multiply inherits from nsISupports
 static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
+static NS_DEFINE_CID(kUrlListenerManagerCID, NS_URLLISTENERMANAGER_CID);
 
 nsNntpUrl::nsNntpUrl(nsISupports* aContainer, nsIURLGroup* aGroup)
 {
@@ -65,11 +66,16 @@ nsNntpUrl::nsNntpUrl(nsISupports* aContainer, nsIURLGroup* aGroup)
  
     m_container = aContainer;
     NS_IF_ADDREF(m_container);
-    //  ParseURL(aSpec, aURL);      // XXX whh
+
+	m_runningUrl = PR_FALSE;
+	m_urlListeners = nsnull;
+	nsComponentManager::CreateInstance(kUrlListenerManagerCID, nsnull, nsIUrlListenerManager::GetIID(), 
+									   (void **) &m_urlListeners);
 }
  
 nsNntpUrl::~nsNntpUrl()
 {
+	NS_IF_RELEASE(m_urlListeners);
     NS_IF_RELEASE(m_container);
 	NS_IF_RELEASE(m_newsHost);
 	NS_IF_RELEASE(m_articleList);
@@ -258,6 +264,53 @@ nsresult nsNntpUrl::GetNewsgroupList (nsINNTPNewsgroupList ** newsgroupList) con
     return NS_OK;
 }
 
+// url listener registration details...
+	
+NS_IMETHODIMP nsNntpUrl::RegisterListener (nsIUrlListener * aUrlListener)
+{
+	NS_LOCK_INSTANCE();
+	nsresult rv = NS_OK;
+	if (m_urlListeners)
+		rv = m_urlListeners->RegisterListener(aUrlListener);
+    NS_UNLOCK_INSTANCE();
+	return rv;
+}
+	
+NS_IMETHODIMP nsNntpUrl::UnRegisterListener (nsIUrlListener * aUrlListener)
+{
+	NS_LOCK_INSTANCE();
+	nsresult rv = NS_OK;
+	if (m_urlListeners)
+		rv = m_urlListeners->UnRegisterListener(aUrlListener);
+	NS_UNLOCK_INSTANCE();
+	return rv;
+}
+
+NS_IMETHODIMP nsNntpUrl::GetUrlState(PRBool * aRunningUrl)
+{
+	NS_LOCK_INSTANCE();
+	if (aRunningUrl)
+		*aRunningUrl = m_runningUrl;
+
+	NS_UNLOCK_INSTANCE();
+	return NS_OK;
+}
+
+NS_IMETHODIMP nsNntpUrl::SetUrlState(PRBool aRunningUrl, nsresult aExitCode)
+{
+	NS_LOCK_INSTANCE();
+	m_runningUrl = aRunningUrl;
+	if (m_urlListeners)
+	{
+		if (m_runningUrl)
+			m_urlListeners->OnStartRunningUrl(this);
+		else
+			m_urlListeners->OnStopRunningUrl(this, aExitCode);
+	}
+	NS_UNLOCK_INSTANCE();
+	return NS_OK;
+}
+
 nsresult nsNntpUrl::SetErrorMessage (char * errorMessage)
 {
 	NS_LOCK_INSTANCE();
diff --git a/mailnews/news/src/nsNntpUrl.h b/mailnews/news/src/nsNntpUrl.h
index 5b62ce9cf54b..62a51cb98f7c 100644
--- a/mailnews/news/src/nsNntpUrl.h
+++ b/mailnews/news/src/nsNntpUrl.h
@@ -20,16 +20,23 @@
 #define nsNntpUrl_h__
 
 #include "nsINntpUrl.h"
+#include "nsIUrlListenerManager.h"
 #include "nsINetlibURL.h" /* this should be temporary until Network N2 project lands */
 #include "nsINNTPNewsgroupPost.h"
 
 class nsNntpUrl : public nsINntpUrl, public nsINetlibURL
 {
 public:
-    // from nsIURL:
+	// nsIMsgMailNewsUrl interface
+	NS_IMETHOD SetUrlState(PRBool aRunningUrl, nsresult aExitCode);
+	NS_IMETHOD GetUrlState(PRBool * aRunningUrl);
 
-	// mscott: some of these we won't need to implement..as part of the netlib re-write we'll be removing them
-	// from nsIURL and then we can remove them from here as well....
+	NS_IMETHOD SetErrorMessage (char * errorMessage);
+	NS_IMETHOD GetErrorMessage (char ** errorMessage) const;  // caller must free using PR_Free
+	NS_IMETHOD RegisterListener (nsIUrlListener * aUrlListener);
+	NS_IMETHOD UnRegisterListener (nsIUrlListener * aUrlListener);
+
+	// nsIURL
     NS_IMETHOD_(PRBool) Equals(const nsIURL *aURL) const;
     NS_IMETHOD GetSpec(const char* *result) const;
     NS_IMETHOD SetSpec(const char* spec);
@@ -78,14 +85,10 @@ public:
 	NS_IMETHOD SetNewsgroupList (nsINNTPNewsgroupList * newsgroupList);
 	NS_IMETHOD GetNewsgroupList (nsINNTPNewsgroupList ** newsgroupList) const;
 
-	NS_IMETHOD SetErrorMessage (char * errorMessage);
-	// caller must free using PR_FREE
-	NS_IMETHOD GetErrorMessage (char ** errorMessage) const;
-
     NS_IMETHOD SetMessageToPost(nsINNTPNewsgroupPost *post);
     NS_IMETHOD GetMessageToPost(nsINNTPNewsgroupPost **post);
-    // nsNntpUrl
 
+    // nsNntpUrl
     nsNntpUrl(nsISupports* aContainer, nsIURLGroup* aGroup);
 
     NS_DECL_ISUPPORTS
@@ -106,8 +109,13 @@ protected:
     char		*m_ref;
     char		*m_search;
 	char		*m_errorMessage;
+
+	PRBool		m_runningUrl;
     
     nsINNTPNewsgroupPost *m_newsgroupPost;
+
+	// manager of all of current url listeners....
+	nsIUrlListenerManager * m_urlListeners;
     
 	PRInt32 m_port;
     nsISupports*    m_container;