Emit notify signal only if the property value effectively changed.

2007-06-09 Xavier Claessens  <xclaesse@gmail.com>

	* libempathy/gossip-contact.c: Emit notify signal only if the property
	value effectively changed.


svn path=/trunk/; revision=141

1 files changed, 28 insertions, 0 deletions

diff --git a/libempathy/gossip-contact.c b/libempathy/gossip-contact.c
index 86b6ee6e0..82147f67e 100644
--- a/libempathy/gossip-contact.c
+++ b/libempathy/gossip-contact.c
@@ -460,6 +460,10 @@ gossip_contact_set_id (GossipContact *contact,
 
 	priv = GET_PRIV (contact);
 
+	if (priv->id && strcmp (id, priv->id) == 0) {
+		return;
+	}
+
 	g_free (priv->id);
 	priv->id = g_strdup (id);
 
@@ -477,6 +481,10 @@ gossip_contact_set_name (GossipContact *contact,
 
 	priv = GET_PRIV (contact);
 
+	if (priv->name && strcmp (name, priv->name) == 0) {
+		return;
+	}
+
 	g_free (priv->name);
 	priv->name = g_strdup (name);
 
@@ -493,6 +501,10 @@ gossip_contact_set_avatar (GossipContact *contact,
 
 	priv = GET_PRIV (contact);
 
+	if (priv->avatar == avatar) {
+		return;
+	}
+
 	if (priv->avatar) {
 		gossip_avatar_unref (priv->avatar);
 		priv->avatar = NULL;
@@ -516,6 +528,10 @@ gossip_contact_set_account (GossipContact *contact,
 
 	priv = GET_PRIV (contact);
 
+	if (account == priv->account) {
+		return;
+	}
+
 	if (priv->account) {
 		g_object_unref (priv->account);
 	}
@@ -534,6 +550,10 @@ gossip_contact_set_presence (GossipContact  *contact,
 
 	priv = GET_PRIV (contact);
 
+	if (presence == priv->presence) {
+		return;
+	}
+
 	if (priv->presence) {
 		g_object_unref (priv->presence);
 		priv->presence = NULL;
@@ -581,6 +601,10 @@ gossip_contact_set_subscription (GossipContact      *contact,
 
 	priv = GET_PRIV (contact);
 
+	if (priv->subscription == subscription) {
+		return;
+	}
+
 	priv->subscription = subscription;
 
 	g_object_notify (G_OBJECT (contact), "subscription");
@@ -596,6 +620,10 @@ gossip_contact_set_handle (GossipContact *contact,
 
 	priv = GET_PRIV (contact);
 
+	if (priv->handle == handle) {
+		return;
+	}
+
 	priv->handle = handle;
 
 	g_object_notify (G_OBJECT (contact), "handle");