Améliore affichage flux vides (voir ticket #169)

Les couleurs sont mieux gérées selon l'action

app/layout/aside_feed.phtml

@@ -44,7 +44,8 @@
 
 	<?php if (!empty ($this->feeds)) { ?>
 	<?php foreach ($this->feeds as $feed) { ?>
-	<li class="item<?php echo ($this->flux && $this->flux->id () == $feed->id ()) ? ' active' : ''; ?><?php echo $feed->inError () ? ' error' : ''; ?>">
+	<?php $nbEntries = $feed->nbEntries (); ?>
+	<li class="item<?php echo ($this->flux && $this->flux->id () == $feed->id ()) ? ' active' : ''; ?><?php echo $feed->inError () ? ' error' : ''; ?><?php echo $nbEntries == 0 ? ' empty' : ''; ?>">
 		<a href="<?php echo _url ('configure', 'feed', 'id', $feed->id ()); ?>">
 			<img class="favicon" src="<?php echo $feed->favicon (); ?>" alt="" />
 			<?php echo $feed->name (); ?>

public/themes/default/freshrss.css

@@ -125,6 +125,12 @@
 		.categories .feeds .item.empty .feed {
 			color: #e67e22;
 		}
+		.categories .feeds .item.empty.active {
+			background: #e67e22;
+		}
+		.categories .feeds .item.empty.active .feed {
+			color: #fff;
+		}
 		.categories .feeds .item.error .feed {
 			color: #BD362F;
 		}

public/themes/default/global.css

@@ -289,6 +289,13 @@ input, select, textarea {
 			color: #fff;
 			background: #BD362F;
 		}
+	.nav.nav-list .item.empty a {
+		color: #f39c12;
+	}
+		.nav.nav-list .item.active.empty a {
+			color: #fff;
+			background: #f39c12;
+		}
 
 	.nav.nav-list .nav-header {
 		padding: 0 10px;

public/themes/flat-design/global.css

@@ -275,10 +275,19 @@ input, select, textarea {
 	.nav.nav-list .item.error a {
 		color: #BD362F;
 	}
+		.nav.nav-list .item:hover.error a,
 		.nav.nav-list .item.active.error a {
 			color: #fff;
 			background: #BD362F;
 		}
+	.nav.nav-list .item.empty a {
+		color: #f39c12;
+	}
+		.nav.nav-list .item:hover.empty a,
+		.nav.nav-list .item.active.empty a {
+			color: #fff;
+			background: #f39c12;
+		}
 
 	.nav.nav-list .nav-header {
 		padding: 0 10px;