Revert "bug3896 Replaced Placeholder occurrence with BusyView"

This reverts commit 4c9f6a48e4.

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/home/shared/partials/placeholder/Placeholder.css

@@ -0,0 +1,5 @@
+.content {
+	margin-top: 3em;
+	font-weight: bold;
+	vertical-align: center;
+}

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/home/shared/partials/placeholder/Placeholder.java

@@ -0,0 +1,23 @@
+package com.sap.sailing.gwt.home.shared.partials.placeholder;
+
+import com.google.gwt.core.client.GWT;
+import com.google.gwt.uibinder.client.UiBinder;
+import com.google.gwt.user.client.Window;
+import com.google.gwt.user.client.ui.Composite;
+import com.google.gwt.user.client.ui.Widget;
+
+public class Placeholder extends Composite {
+
+    interface PlaceholderUiBinder extends UiBinder<Widget, Placeholder> {
+    }
+    
+    private static PlaceholderUiBinder uiBinder = GWT.create(PlaceholderUiBinder.class);
+
+    public Placeholder() {
+        PlaceholderResources.INSTANCE.css().ensureInjected();
+
+        initWidget(uiBinder.createAndBindUi(this));
+        
+        this.setHeight(Window.getClientHeight() + "px");
+    }
+}

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/home/shared/partials/placeholder/Placeholder.ui.xml

@@ -0,0 +1,16 @@
+<!DOCTYPE ui:UiBinder SYSTEM "http://dl.google.com/gwt/DTD/xhtml.ent">
+<ui:UiBinder xmlns:ui="urn:ui:com.google.gwt.uibinder" xmlns:g="urn:import:com.google.gwt.user.client.ui">
+    <ui:with field="i18n" type="com.sap.sailing.gwt.common.client.i18n.TextMessages"/>
+	<ui:with field="res" type="com.sap.sailing.gwt.common.client.SharedResources" />
+    <ui:with field="local_res" type="com.sap.sailing.gwt.home.shared.partials.placeholder.PlaceholderResources" />
+	<g:HTMLPanel>
+		  <div class="{res.mediaCss.grid}">
+		    <div class="{res.mediaCss.columns}">
+		        <div class="{local_res.css.content}">
+		            <span style="margin-right: 10px">Loading...</span>
+		            <img src="images/home/busy_indicator.gif" />
+		        </div>
+		    </div>
+		  </div>
+	</g:HTMLPanel>
+</ui:UiBinder>

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/home/shared/partials/placeholder/PlaceholderResources.java

@@ -0,0 +1,16 @@
+package com.sap.sailing.gwt.home.shared.partials.placeholder;
+
+import com.google.gwt.core.client.GWT;
+import com.google.gwt.resources.client.ClientBundle;
+import com.google.gwt.resources.client.CssResource;
+
+public interface PlaceholderResources extends ClientBundle {
+    public static final PlaceholderResources INSTANCE = GWT.create(PlaceholderResources.class);
+
+    @Source("InfoPlaceholder.gss")
+    LocalCss css();
+
+    public interface LocalCss extends CssResource {
+        String content();
+    }
+}