GUI -- Added UiViewHidden subclass of UiView to allow for views that do not have…

… an entry in the navigation panel.
- Added placeholder "flow" view.

Change-Id: I3a969d16baf608b132c10cfc7f154d0ce51c765e

+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.ui;
+
+import com.google.common.base.MoreObjects;
+
+/**
+ * Represents user interface view addition, except that this one should not
+ * have an entry in the navigation panel.
+ */
+public class UiViewHidden extends UiView {
+
+    /**
+     * Creates a new user interface hidden view descriptor.
+     *
+     * @param id    view identifier
+     */
+    public UiViewHidden(String id) {
+        super(id, null);
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(this)
+                .add("id", id())
+                .toString();
+    }
+}

@@ -18,6 +18,7 @@ package org.onosproject.ui.impl;
 import org.onosproject.ui.UiExtension;
 import org.onosproject.ui.UiExtensionService;
 import org.onosproject.ui.UiView;
+import org.onosproject.ui.UiViewHidden;
 
 import javax.ws.rs.GET;
 import javax.ws.rs.Path;
@@ -71,7 +72,9 @@ public class MainNavResource extends AbstractInjectionResource {
         StringBuilder sb = new StringBuilder("\n");
         for (UiExtension extension : service.getExtensions()) {
             for (UiView view : extension.views()) {
-                sb.append(String.format(NAV_FORMAT, view.id(), view.label()));
+                if (!(view instanceof UiViewHidden)) {
+                    sb.append(String.format(NAV_FORMAT, view.id(), view.label()));
+                }
             }
         }
         return new ByteArrayInputStream(sb.toString().getBytes());

@@ -28,6 +28,7 @@ import org.onosproject.ui.UiExtension;
 import org.onosproject.ui.UiExtensionService;
 import org.onosproject.ui.UiMessageHandlerFactory;
 import org.onosproject.ui.UiView;
+import org.onosproject.ui.UiViewHidden;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -59,13 +60,15 @@ public class UiExtensionManager implements UiExtensionService, SpriteService {
 
     // Creates core UI extension
     private static UiExtension createCoreExtension() {
-        List<UiView> coreViews = of(new UiView("topo", "Topology View"),
+        List<UiView> coreViews = of(new UiView("topo", "Topology"),
                                     new UiView("device", "Devices"),
+                                    new UiViewHidden("flow"),
                                     new UiView("link", "Links"),
                                     new UiView("host", "Hosts"),
                                     new UiView("intent", "Intents"),
                                     new UiView("app", "Applications"),
                                     new UiView("cluster", "Cluster Nodes"));
+
         UiMessageHandlerFactory messageHandlerFactory =
                 () -> ImmutableList.of(
                         new TopologyViewMessageHandler(),
@@ -76,6 +79,7 @@ public class UiExtensionManager implements UiExtensionService, SpriteService {
                         new ApplicationViewMessageHandler(),
                         new ClusterViewMessageHandler()
                 );
+
         return new UiExtension(coreViews, messageHandlerFactory, "core",
                                UiExtensionManager.class.getClassLoader());
     }

+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*
+ ONOS GUI -- Flow View -- CSS file
+ */
+
+#ov-flow td {
+}
\ No newline at end of file

+<!-- Host partial HTML -->
+<div id="ov-flow">
+ <h1> Flows are here </h1>
+</div>

+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*
+ ONOS GUI -- Flow View Module
+ */
+
+(function () {
+    'use strict';
+
+    angular.module('ovFlow', [])
+    .controller('OvFlowCtrl',
+        ['$log', '$scope', 'TableBuilderService',
+
+        function ($log, $scope, tbs) {
+            //tbs.buildTable({
+            //    self: this,
+            //    scope: $scope,
+            //    tag: 'flow'
+            //});
+            
+            $log.log('OvFlowCtrl has been created');
+        }]);
+}());

@@ -110,6 +110,7 @@
     <script src="app/view/topo/topoTraffic.js"></script>
     <script src="app/view/topo/topoToolbar.js"></script>
     <script src="app/view/device/device.js"></script>
+    <script src="app/view/flow/flow.js"></script>
     <script src="app/view/link/link.js"></script>
     <script src="app/view/host/host.js"></script>
     <script src="app/view/intent/intent.js"></script>
@@ -123,6 +124,7 @@
     <!-- Builtin views stylesheets. -->
     <link rel="stylesheet" href="app/view/topo/topo.css">
     <link rel="stylesheet" href="app/view/device/device.css">
+    <link rel="stylesheet" href="app/view/flow/flow.css">
     <link rel="stylesheet" href="app/view/link/link.css">
     <link rel="stylesheet" href="app/view/host/host.css">
     <link rel="stylesheet" href="app/view/intent/intent.css">

@@ -38,6 +38,7 @@
         // {INJECTED-VIEW-IDS-START}
         'topo',
         'device',
+        'flow',
         'host',
         'app',
         'intent',