Implement new Label

Label does intentionally not implement HasValue as it
cannot provide a value to a model

Change-Id: I36b8e1794d64caf566fa802177051ae2eb637bf9

client/src/main/java/com/vaadin/client/ui/label/LabelConnector.java

@@ -55,15 +55,9 @@ public void onStateChanged(StateChangeEvent stateChangeEvent) {
             break;
 
         case HTML:
-        case RAW:
             sinkOnloads = true;
-        case XML:
             getWidget().setHTML(getState().text);
             break;
-        default:
-            getWidget().setText("");
-            break;
-
         }
         Profiler.leave("LabelConnector.onStateChanged update content");
 

compatibility-client/src/main/java/com/vaadin/v7/client/ui/label/LabelConnector.java

@@ -0,0 +1,82 @@
+/*
+ * Copyright 2000-2016 Vaadin Ltd.
+ *
+ * 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 com.vaadin.v7.client.ui.label;
+
+import com.google.gwt.dom.client.Document;
+import com.google.gwt.dom.client.PreElement;
+import com.vaadin.client.Profiler;
+import com.vaadin.client.WidgetUtil;
+import com.vaadin.client.communication.StateChangeEvent;
+import com.vaadin.client.ui.AbstractComponentConnector;
+import com.vaadin.client.ui.VLabel;
+import com.vaadin.shared.ui.Connect;
+import com.vaadin.shared.ui.Connect.LoadStyle;
+import com.vaadin.v7.shared.ui.label.LabelState;
+import com.vaadin.v7.ui.Label;
+
+@Connect(value = Label.class, loadStyle = LoadStyle.EAGER)
+public class LabelConnector extends AbstractComponentConnector {
+
+    @Override
+    public LabelState getState() {
+        return (LabelState) super.getState();
+    }
+
+    @Override
+    public void onStateChanged(StateChangeEvent stateChangeEvent) {
+        super.onStateChanged(stateChangeEvent);
+        boolean sinkOnloads = false;
+        Profiler.enter("LabelConnector.onStateChanged update content");
+        switch (getState().contentMode) {
+        case PREFORMATTED:
+            PreElement preElement = Document.get().createPreElement();
+            preElement.setInnerText(getState().text);
+            // clear existing content
+            getWidget().setHTML("");
+            // add preformatted text to dom
+            getWidget().getElement().appendChild(preElement);
+            break;
+
+        case TEXT:
+            getWidget().setText(getState().text);
+            break;
+
+        case HTML:
+        case RAW:
+            sinkOnloads = true;
+        case XML:
+            getWidget().setHTML(getState().text);
+            break;
+        default:
+            getWidget().setText("");
+            break;
+
+        }
+        Profiler.leave("LabelConnector.onStateChanged update content");
+
+        if (sinkOnloads) {
+            Profiler.enter("LabelConnector.onStateChanged sinkOnloads");
+            WidgetUtil.sinkOnloadForImages(getWidget().getElement());
+            Profiler.leave("LabelConnector.onStateChanged sinkOnloads");
+        }
+    }
+
+    @Override
+    public VLabel getWidget() {
+        return (VLabel) super.getWidget();
+    }
+
+}