From bab66fa26bbbb5edbe6f250e0bd1dba7e676f906 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=93scar=20Gonz=C3=A1lez=20Fern=C3=A1ndez?=
 <ogonzalez@igalia.com>
Date: Sat, 13 Feb 2010 23:15:19 +0100
Subject: [PATCH] ItEr47S04ValidacionEProbasFuncionaisItEr46S04: [Bug #290]
 Fixing bug.

Instead of throwing an exception a message is shown. It's pending
formatting it better.
---
 .../AdvancedAllocationController.java         | 23 +++++++++++++++----
 .../webapp/planner/advance_allocation.zul     |  8 +++++--
 2 files changed, 24 insertions(+), 7 deletions(-)

diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/allocation/AdvancedAllocationController.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/allocation/AdvancedAllocationController.java
index 43ce16348..e979fceed 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/allocation/AdvancedAllocationController.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/allocation/AdvancedAllocationController.java
@@ -50,6 +50,7 @@ import org.navalplanner.business.planner.entities.StretchesFunction.Type;
 import org.navalplanner.web.common.IMessagesForUser;
 import org.navalplanner.web.common.Level;
 import org.navalplanner.web.common.MessagesForUser;
+import org.navalplanner.web.common.OnlyOneVisible;
 import org.navalplanner.web.planner.allocation.streches.StrechesFunctionConfiguration;
 import org.navalplanner.web.resourceload.ResourceLoadModel;
 import org.zkoss.ganttz.timetracker.ICellForDetailItemRenderer;
@@ -383,7 +384,6 @@ public class AdvancedAllocationController extends GenericForwardComposer {
     private void setInputData(IBack back, List<AllocationInput> allocationInputs) {
         Validate.notNull(back);
         Validate.noNullElements(allocationInputs);
-        Validate.isTrue(!allocationInputs.isEmpty());
         this.back = back;
         this.allocationInputs = allocationInputs;
     }
@@ -397,17 +397,26 @@ public class AdvancedAllocationController extends GenericForwardComposer {
     @Override
     public void doAfterCompose(Component comp) throws Exception {
         super.doAfterCompose(comp);
+        normalLayout = comp.getFellow("normalLayout");
+        noDataLayout = comp.getFellow("noDataLayout");
+        onlyOneVisible = new OnlyOneVisible(normalLayout, noDataLayout);
         this.associatedComponent = comp;
         loadAndInitializeComponents();
     }
 
+
     private void loadAndInitializeComponents() {
         messages = new MessagesForUser(associatedComponent
                 .getFellow("messages"));
-        createComponents();
-        insertComponentsInLayout();
-        timeTrackerComponent.afterCompose();
-        table.afterCompose();
+        if (allocationInputs.isEmpty()) {
+            onlyOneVisible.showOnly(noDataLayout);
+        } else {
+            onlyOneVisible.showOnly(normalLayout);
+            createComponents();
+            insertComponentsInLayout();
+            timeTrackerComponent.afterCompose();
+            table.afterCompose();
+        }
     }
 
     private void createComponents() {
@@ -482,6 +491,10 @@ public class AdvancedAllocationController extends GenericForwardComposer {
     private List<Row> rowsCached = null;
     private Map<AllocationInput, Row> groupingRows = new HashMap<AllocationInput, Row>();
 
+    private OnlyOneVisible onlyOneVisible;
+    private Component normalLayout;
+    private Component noDataLayout;
+
     private List<Row> getRows() {
         if (rowsCached != null) {
             return rowsCached;
diff --git a/navalplanner-webapp/src/main/webapp/planner/advance_allocation.zul b/navalplanner-webapp/src/main/webapp/planner/advance_allocation.zul
index b23b53c6f..ef132d2b0 100644
--- a/navalplanner-webapp/src/main/webapp/planner/advance_allocation.zul
+++ b/navalplanner-webapp/src/main/webapp/planner/advance_allocation.zul
@@ -20,14 +20,18 @@
 
 <?page title="${i18n:_('Navalpro: Scheduling')}"?>
 <?taglib uri="/WEB-INF/tld/i18n.tld" prefix="i18n"?>
-<zk>
+<zk xmlns:n="http://www.zkoss.org/2005/zk/native">
 
 <zscript><![CDATA[
     advancedAllocationController = arg.get("advancedAllocationController");
 ]]>
 </zscript>
 
-    <borderlayout width="auto" apply="${advancedAllocationController}" class="advancedallocationlayout">
+    <div id="noDataLayout">
+        <n:h4>${i18n:_('No Allocations have been done')}</n:h4>
+    </div>
+
+    <borderlayout id="normalLayout" width="auto" apply="${advancedAllocationController}" class="advancedallocationlayout">
        <north height="30px" border="0">
        <hbox align="center">
         <button label="${i18n:_('Accept')}" id="acceptButton" class="planner-command" />