Umožněna deaktivace modulu prostřednictvím nastavení objektu modulu ve

třídě Constants. Položku neaktivního modulu v menu lze skrýt funkcí
isActive definovanou v module.tld (viz mainMenu.zul).

src/main/webapp/WEB-INF/locales/zk-label.properties

@@ -356,3 +356,8 @@ WorkgroupFormCannotAddUser=Uživatele nelze přidat
 WorkgroupFormCannotAddWorkgroup=Komisi nelze přidat
 WorkgroupFormOrderLimit=Limit nákupů
 WorkgroupIsInWorkgroup=Komisi nelze smazat, protože je členem některého střediska
+
+Help=Příručka
+GoogleDriveUrl=Odkaz na Google Drive
+
+ModuleNotActive=Modul není aktivovaný

src/main/webapp/WEB-INF/module.tld

@@ -0,0 +1,17 @@
+<!DOCTYPE xml>
+<taglib>
+    <uri></uri>
+    <description>
+        Methods and actions for ZK + application modules
+    </description>
+ 
+    <function>
+        <name>isActive</name>
+        <function-class>info.bukova.isspst.ModuleUtils</function-class>
+        <function-signature> boolean isActive(java.lang.String id)
+        </function-signature>
+        <description>
+            Return true if module represented by id is active.
+        </description>
+    </function>
+</taglib>

src/main/webapp/WEB-INF/web.xml

@@ -186,6 +186,11 @@
   		<filter-name>springSecurityFilterChain</filter-name>
   		<url-pattern>/*</url-pattern>
 	</filter-mapping>
+	
+	<error-page>
+    <exception-type>java.lang.Throwable</exception-type>   
+    <location>/error.zul</location>   
+  </error-page>
 
 	<welcome-file-list>
 		<welcome-file>index.zul</welcome-file>

src/main/webapp/app/mainMenu.zul

@@ -1,6 +1,7 @@
 <?page title="Main Menu" contentType="text/html;charset=UTF-8"?>
 <?variable-resolver class="org.zkoss.zkplus.spring.DelegatingVariableResolver"?>
 <?taglib uri="/WEB-INF/security.tld" prefix="sec"?>
+<?taglib uri="/WEB-INF/module.tld" prefix="module"?>
 <zk xmlns:n="native">
 	<menubar
 		id="menubar"
@@ -39,7 +40,8 @@
 					image="/img/invoicing-016.png"
 					label="${labels.Invoicing}"
 					href="/main/invoicing/"
-					disabled="${not sec:isAllGranted('PERM_READ_INVOICING')}" />
+					disabled="${not sec:isAllGranted('PERM_READ_INVOICING')}"
+					visible="${module:isActive('INVOICING') }" />
 			</menupopup>
 		</menu>
 		<menu label="${labels.BussinessTrips}">

src/main/webapp/error.zul

@@ -0,0 +1,8 @@
+<?page title="${labels.Error}" contentType="text/html;charset=UTF-8"?>
+<zk>
+<zscript>
+  String gridZul = "/errorWindow.zul";
+</zscript>
+
+<include src="/app/template.zhtml"/>
+</zk>

src/main/webapp/errorWindow.zul

@@ -0,0 +1,12 @@
+<?page title="${labels.Error}" contentType="text/html;charset=UTF-8"?>
+<zk>
+<window border="normal" 
+  apply="org.zkoss.bind.BindComposer"
+  viewModel="@id('vm') @init('info.bukova.isspst.ui.ErrorVM')"
+  vflex="1">
+  <caption zclass="form-caption" label="${labels.Error}" />
+  
+  <label value="@load(vm.message)"/>
+  
+</window>
+</zk>