- New style dialogs can now be nested

- Added reassign action to manage task dialog as per wireframes
- Workflow package list now gets refreshed properly after executing actions i.e. checkin

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@3648 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

config/alfresco/web-client-config-dialogs.xml

@@ -93,7 +93,8 @@
       
          <dialog name="manageTask" page="/jsp/workflow/manage-task-dialog.jsp"
                  managed-bean="ManageTaskDialog" icon="/images/icons/manage_workflow_task_large.gif" 
-                 title-id="manage_task_title" description-id="manage_task_desc" />
+                 title-id="manage_task_title" description-id="manage_task_desc" 
+                 actions-config-id="manage_task_actions" />
                  
          <dialog name="viewCompletedTask" page="/jsp/workflow/view-completed-task-dialog.jsp"
                  managed-bean="ViewCompletedTaskDialog" icon="/images/icons/completed_workflow_task_large.gif" 

config/alfresco/web-client-config-workflow-actions.xml

@@ -76,6 +76,10 @@
             <action idref="start_workflow" />
          </action-group>
          
+         <action-group id="manage_task_actions">
+            <action idref="reassign_task" />
+         </action-group>
+         
          <action-group id="dashlet_todo_actions">
             <action idref="reassign_task" />
          </action-group>

source/java/org/alfresco/web/app/AlfrescoNavigationHandler.java

@@ -29,8 +29,10 @@ import org.alfresco.config.ConfigService;
 import org.alfresco.web.app.servlet.ExternalAccessServlet;
 import org.alfresco.web.bean.NavigationBean;
 import org.alfresco.web.bean.dialog.DialogManager;
+import org.alfresco.web.bean.dialog.DialogState;
 import org.alfresco.web.bean.repository.Node;
 import org.alfresco.web.bean.wizard.WizardManager;
+import org.alfresco.web.bean.wizard.WizardState;
 import org.alfresco.web.config.DialogsConfigElement;
 import org.alfresco.web.config.NavigationConfigElement;
 import org.alfresco.web.config.NavigationElementReader;
@@ -589,16 +591,51 @@ public class AlfrescoNavigationHandler extends NavigationHandler
       // or any overridden outcome that may be present
       if (getViewStack(context).empty() == false)
       {
-         String newViewId = (String)getViewStack(context).pop();
-      
          // is there an overidden outcome?
          String overriddenOutcome = getOutcomeOverride(outcome);
          if (overriddenOutcome == null)
          {
             // there isn't an overidden outcome so go back to the previous view
             if (logger.isDebugEnabled())
-               logger.debug("Closing " + closingItem + ", going back to view id: " + newViewId);
+               logger.debug("Closing " + closingItem + ", going back to previous page");
             
+            // if the top of the stack is not a dialog or wizard just get the
+            // view id and navigate back to it.
+            
+            // if the top of the stack is a dialog or wizard retrieve the state
+            // and setup the appropriate manager with that state, then get the
+            // appropriate container page and navigate to it.
+            
+            Object topOfStack = getViewStack(context).pop();
+            
+            if (logger.isDebugEnabled())
+               logger.debug("Popped item from the top of the view stack: " + topOfStack);
+            
+            String newViewId = null;
+            
+            if (topOfStack instanceof String)
+            {
+               newViewId = (String)topOfStack;
+            }
+            else if (topOfStack instanceof DialogState)
+            {
+               // restore the dialog state and get the dialog container viewId
+               Application.getDialogManager().restoreState((DialogState)topOfStack);
+               newViewId = getDialogContainer(context);
+            }
+            else if (topOfStack instanceof WizardState)
+            {
+               // restore the wizard state and get the wizard container viewId
+               Application.getWizardManager().restoreState((WizardState)topOfStack);
+               newViewId = getWizardContainer(context);
+            }
+            else
+            {
+               if (logger.isWarnEnabled())
+                  logger.warn("Invalid object found on view stack: " + topOfStack);
+            }
+            
+            // go to the appropraite page
             goToView(context, newViewId);
          }
          else
@@ -656,33 +693,66 @@ public class AlfrescoNavigationHandler extends NavigationHandler
     * 
     * @param context FacesContext
     */
+   @SuppressWarnings("unchecked")
    protected void addCurrentViewToStack(FacesContext context)
    {
-      // if we are opening a wizard or dialog push the current view
-      // id on to the stack, but only if it is different than the 
-      // current view at the top (you can't launch a dialog from
-      // the same page 2 times in a row!)
+      // if the current viewId is either the dialog or wizard container page
+      // we need to save the state of the current dialog or wizard to the stack
       
-      // TODO: This wouldn't happen if we could be sure a dialog is 
-      //       ALWAYS exited properly, look into a way of ensuring
-      //       dialogs get closed if a user navigates away from the page,
-      //       would a PhaseListener help in any way??
+      // If the current view is a normal page and it is not the same as the 
+      // view currently at the top of the stack (you can't launch a dialog from
+      // the same page 2 times in a row so it must mean the user navigated away
+      // from the first dialog) just add the viewId to the stack
       
+      // work out what to add to the stack
       String viewId = context.getViewRoot().getViewId();
-      
-      if (getViewStack(context).empty() || 
-          viewId.equals(getViewStack(context).peek()) == false)
+      String dialogContainer = getDialogContainer(context);
+      String wizardContainer = getWizardContainer(context);
+      Object objectForStack = null;
+      if (viewId.equals(dialogContainer))
       {
-         getViewStack(context).push(viewId);
-      
-         if (logger.isDebugEnabled())
-            logger.debug("Pushed current view to stack: " + viewId);
+         DialogManager dlgMgr = Application.getDialogManager();
+         objectForStack = dlgMgr.getState();
+      }
+      else if (viewId.equals(wizardContainer))
+      {
+         WizardManager wizMgr = Application.getWizardManager();
+         objectForStack = wizMgr.getState();
       }
       else
       {
-         if (getViewStack(context).empty() == false && logger.isDebugEnabled())
+         objectForStack = viewId;
+      }
+
+      // if the stack is currently empty add the item
+      Stack stack = getViewStack(context);
+      if (stack.empty())
       {
-            logger.debug("current view is already top the view stack!");
+         stack.push(objectForStack);
+      
+         if (logger.isDebugEnabled())
+            logger.debug("Pushed item to view stack: " + objectForStack);
+      }
+      else
+      {
+         // if the item to go on to the stack and the top of
+         // stack are both Strings and equals to each other
+         // don't add anything to the stack to stop it 
+         // growing unecessarily
+         Object topOfStack = stack.peek();
+         if (objectForStack instanceof String && 
+             topOfStack instanceof String &&
+             topOfStack.equals(objectForStack))
+         {
+            if (logger.isDebugEnabled())
+               logger.debug("current view is already top of the view stack!");
+         }
+         else
+         {
+            stack.push(objectForStack);
+      
+            if (logger.isDebugEnabled())
+               logger.debug("Pushed item to view stack: " + objectForStack);
          }
       }
    }
@@ -725,13 +795,13 @@ public class AlfrescoNavigationHandler extends NavigationHandler
     *         the users session, will never be null
     */
    @SuppressWarnings("unchecked")
-   private Stack<String> getViewStack(FacesContext context)
+   private Stack getViewStack(FacesContext context)
    {
-      Stack<String> viewStack = (Stack)context.getExternalContext().getSessionMap().get(VIEW_STACK);
+      Stack viewStack = (Stack)context.getExternalContext().getSessionMap().get(VIEW_STACK);
       
       if (viewStack == null)
       {
-         viewStack = new Stack<String>();
+         viewStack = new Stack();
          context.getExternalContext().getSessionMap().put(VIEW_STACK, viewStack);
       }
       

source/java/org/alfresco/web/bean/dialog/BaseDialogBean.java

@@ -58,6 +58,11 @@ public abstract class BaseDialogBean implements IDialogBean
       this.isFinished = false;
    }
    
+   public void restored()
+   {
+      // do nothing by default, subclasses can override if necessary
+   }
+   
    public String cancel()
    {
       return getDefaultCancelOutcome();

source/java/org/alfresco/web/bean/dialog/DialogManager.java

@@ -20,11 +20,10 @@ import org.alfresco.web.ui.common.component.UIActionLink;
  * 
  * @author gavinc
  */
-public class DialogManager
+public final class DialogManager
 {
-   protected IDialogBean currentDialog;
-   protected DialogConfig currentDialogConfig;
-   protected Map<String, String> currentDialogParams;
+   private DialogState currentDialogState;
+   private Map<String, String> paramsToApply;
    
    /**
     * Action handler used to setup parameters for the dialog being launched
@@ -38,7 +37,7 @@ public class DialogManager
       if (component instanceof UIActionLink)
       {
          // store the parameters
-         this.currentDialogParams = ((UIActionLink)component).getParameterMap();
+         this.paramsToApply = ((UIActionLink)component).getParameterMap();
       }
    }
    
@@ -49,22 +48,48 @@ public class DialogManager
     */
    public void setCurrentDialog(DialogConfig config)
    {
-      this.currentDialogConfig = config;
-      
-      String beanName = this.currentDialogConfig.getManagedBean();
-      this.currentDialog = (IDialogBean)FacesHelper.getManagedBean(
+      String beanName = config.getManagedBean();
+      IDialogBean dialog = (IDialogBean)FacesHelper.getManagedBean(
             FacesContext.getCurrentInstance(), beanName);
       
-      if (this.currentDialog == null)
+      if (dialog == null)
       {
          throw new AlfrescoRuntimeException("Failed to find managed bean '" + beanName + "'");
       }
       
       // initialise the managed bean
-      this.currentDialog.init(this.currentDialogParams);
+      dialog.init(this.paramsToApply);
       
       // reset the current parameters so subsequent dialogs don't get them
-      this.currentDialogParams = null;
+      this.paramsToApply = null;
+      
+      // create the DialogState object
+      this.currentDialogState = new DialogState(config, dialog);
+   }
+   
+   /**
+    * Returns the state of the currently active dialog
+    * 
+    * @return Current dialog's state
+    */
+   public DialogState getState()
+   {
+      return this.currentDialogState;
+   }
+   
+   /**
+    * Restores the dialog represented by the given DialogState object.
+    * NOTE: The dialog's restored() method is also called during this
+    * method.
+    * 
+    * @param state The DialogState for the dialog to restore
+    */
+   public void restoreState(DialogState state)
+   {
+      this.currentDialogState = state;
+      
+      // retrieve the dialog and call it's restored() method
+      this.currentDialogState.getDialog().restored();
    }
    
    /**
@@ -74,7 +99,7 @@ public class DialogManager
     */
    public DialogConfig getCurrentDialog()
    {
-      return this.currentDialogConfig;
+      return this.currentDialogState.getConfig();
    }
    
    /**
@@ -84,7 +109,7 @@ public class DialogManager
     */
    public IDialogBean getBean()
    {
-      return this.currentDialog;
+      return this.currentDialogState.getDialog();
    }
    
    /**
@@ -94,7 +119,7 @@ public class DialogManager
     */
    public String getIcon()
    {
-      return this.currentDialogConfig.getIcon();
+      return this.currentDialogState.getConfig().getIcon();
    }
    
    /**
@@ -105,7 +130,7 @@ public class DialogManager
    public String getErrorMessage()
    {
       return Application.getMessage(FacesContext.getCurrentInstance(), 
-            this.currentDialogConfig.getErrorMessageId());
+            this.currentDialogState.getConfig().getErrorMessageId());
    }
    
    /**
@@ -115,7 +140,7 @@ public class DialogManager
     */
    public String getTitle()
    {
-      String title = this.currentDialogConfig.getTitleId();
+      String title = this.currentDialogState.getConfig().getTitleId();
       
       if (title != null)
       {
@@ -123,7 +148,7 @@ public class DialogManager
       }
       else
       {
-         title = this.currentDialogConfig.getTitle();
+         title = this.currentDialogState.getConfig().getTitle();
       }
       
       return title;
@@ -136,7 +161,7 @@ public class DialogManager
     */
    public String getDescription()
    {
-      String desc = this.currentDialogConfig.getDescriptionId();
+      String desc = this.currentDialogState.getConfig().getDescriptionId();
       
       if (desc != null)
       {
@@ -144,7 +169,7 @@ public class DialogManager
       }
       else
       {
-         desc = this.currentDialogConfig.getDescription();
+         desc = this.currentDialogState.getConfig().getDescription();
       }
       
       return desc;
@@ -158,7 +183,7 @@ public class DialogManager
     */
    public String getActions()
    {
-      return this.currentDialogConfig.getActionsConfigId();
+      return this.currentDialogState.getConfig().getActionsConfigId();
    }
    
    /**
@@ -168,7 +193,7 @@ public class DialogManager
     */
    public String getPage()
    {
-      return this.currentDialogConfig.getPage();
+      return this.currentDialogState.getConfig().getPage();
    }
    
    /**
@@ -178,7 +203,7 @@ public class DialogManager
     */
    public boolean isOKButtonVisible()
    {
-      return this.currentDialogConfig.isOKButtonVisible();
+      return this.currentDialogState.getConfig().isOKButtonVisible();
    }
    
    /**
@@ -191,10 +216,10 @@ public class DialogManager
       List<DialogButtonConfig> buttons = null;
       
       // get a list of buttons to display from the configuration
-      List<DialogButtonConfig> cfgButtons = this.currentDialogConfig.getButtons();
+      List<DialogButtonConfig> cfgButtons = this.currentDialogState.getConfig().getButtons();
       
       // get a list of buttons added dynamically by the dialog
-      List<DialogButtonConfig> dynButtons = this.currentDialog.getAdditionalButtons();
+      List<DialogButtonConfig> dynButtons = this.currentDialogState.getDialog().getAdditionalButtons();
 
       if (cfgButtons != null && dynButtons != null)
       {
@@ -223,7 +248,7 @@ public class DialogManager
     */
    public String getCancelButtonLabel()
    {
-      return this.currentDialog.getCancelButtonLabel();
+      return this.currentDialogState.getDialog().getCancelButtonLabel();
    }
    
    /**
@@ -233,7 +258,7 @@ public class DialogManager
     */
    public String getFinishButtonLabel()
    {
-      return this.currentDialog.getFinishButtonLabel();
+      return this.currentDialogState.getDialog().getFinishButtonLabel();
    }
    
    /**
@@ -243,7 +268,7 @@ public class DialogManager
     */
    public boolean getFinishButtonDisabled()
    {
-      return this.currentDialog.getFinishButtonDisabled();
+      return this.currentDialogState.getDialog().getFinishButtonDisabled();
    }
    
    /**
@@ -253,7 +278,7 @@ public class DialogManager
     */
    public String finish()
    {
-      return this.currentDialog.finish();
+      return this.currentDialogState.getDialog().finish();
    }
    
    /**
@@ -263,6 +288,6 @@ public class DialogManager
     */
    public String cancel()
    {
-      return this.currentDialog.cancel();
+      return this.currentDialogState.getDialog().cancel();
    }
 }

source/java/org/alfresco/web/bean/dialog/DialogState.java

@@ -0,0 +1,53 @@
+package org.alfresco.web.bean.dialog;
+
+import org.alfresco.web.app.AlfrescoNavigationHandler;
+import org.alfresco.web.config.DialogsConfigElement.DialogConfig;
+
+/**
+ * Object responsible for holding the current state of an active dialog.
+ * 
+ * @author gavinc
+ */
+public final class DialogState
+{
+   private DialogConfig config;
+   private IDialogBean dialog;
+   
+   /**
+    * Default constructor
+    * 
+    * @param config The configuration for the dialog
+    * @param dialog The dialog bean instance
+    */
+   public DialogState(DialogConfig config, IDialogBean dialog)
+   {
+      this.config = config;
+      this.dialog = dialog;
+   }
+   
+   /**
+    * Returns the configuration for the dialog
+    * 
+    * @return The dialog configuration
+    */
+   public DialogConfig getConfig()
+   {
+      return config;
+   }
+   
+   /**
+    * Returns the bean representing the dialog instance
+    * 
+    * @return The dialog bean instance
+    */
+   public IDialogBean getDialog()
+   {
+      return dialog;
+   }
+
+   @Override
+   public String toString()
+   {
+      return AlfrescoNavigationHandler.DIALOG_PREFIX + this.config.getName();
+   }
+}

source/java/org/alfresco/web/bean/dialog/IDialogBean.java

@@ -19,6 +19,11 @@ public interface IDialogBean
     */
    public void init(Map<String, String> parameters);
    
+   /**
+    * Called when the dialog is restored after a nested dialog is closed
+    */
+   public void restored();
+   
    /**
     * Method handler called when the cancel button of the dialog is pressed
     * 

source/java/org/alfresco/web/bean/wizard/WizardManager.java

@@ -12,6 +12,7 @@ import javax.faces.event.ActionEvent;
 import org.alfresco.error.AlfrescoRuntimeException;
 import org.alfresco.web.app.Application;
 import org.alfresco.web.app.servlet.FacesHelper;
+import org.alfresco.web.bean.dialog.DialogState;
 import org.alfresco.web.config.WizardsConfigElement.ConditionalPageConfig;
 import org.alfresco.web.config.WizardsConfigElement.PageConfig;
 import org.alfresco.web.config.WizardsConfigElement.StepConfig;
@@ -26,16 +27,12 @@ import org.apache.commons.logging.LogFactory;
  * 
  * @author gavinc
  */
-public class WizardManager
+public final class WizardManager
 {
    private static Log logger = LogFactory.getLog(WizardManager.class);
    
-   protected int currentStep = 1;
-   protected PageConfig currentPageCfg;
-   protected WizardConfig currentWizardConfig;
-   protected IWizardBean currentWizard;
-   protected List<StepConfig> steps;
-   protected Map<String, String> currentWizardParams;
+   private WizardState currentWizardState; 
+   private Map<String, String> paramsToApply;
    
    /**
     * Action handler used to setup parameters for the wizard being launched
@@ -49,7 +46,7 @@ public class WizardManager
       if (component instanceof UIActionLink)
       {
          // store the parameters
-         this.currentWizardParams = ((UIActionLink)component).getParameterMap();
+         this.paramsToApply = ((UIActionLink)component).getParameterMap();
       }
    }
    
@@ -60,31 +57,53 @@ public class WizardManager
     */
    public void setCurrentWizard(WizardConfig config)
    {
-      this.currentStep = 1;
-      this.currentWizardConfig = config;
-      
-      String beanName = this.currentWizardConfig.getManagedBean();
-      this.currentWizard = (IWizardBean)FacesHelper.getManagedBean(
+      String beanName = config.getManagedBean();
+      IWizardBean wizard = (IWizardBean)FacesHelper.getManagedBean(
             FacesContext.getCurrentInstance(), beanName);
       
-      if (this.currentWizard == null)
+      if (wizard == null)
       {
          throw new AlfrescoRuntimeException("Failed to find managed bean '" + beanName + "'");
       }
       
       // initialise the managed bean
-      this.currentWizard.init(this.currentWizardParams);
+      wizard.init(this.paramsToApply);
       
       // reset the current parameters so subsequent wizards don't get them
-      this.currentWizardParams = null;
+      this.paramsToApply = null;
       
-      // get the steps for the wizard
-      this.steps = this.currentWizardConfig.getStepsAsList();
+      // create the WizardState object
+      this.currentWizardState = new WizardState(config, wizard);
       
       // setup the first step
       determineCurrentPage();
    }
    
+   /**
+    * Returns the state of the currently active wizard
+    * 
+    * @return Current wizard's state
+    */
+   public WizardState getState()
+   {
+      return this.currentWizardState;
+   }
+   
+   /**
+    * Restores the wizard represented by the given WizardState object.
+    * NOTE: The wizard's restored() method is also called during this
+    * method.
+    * 
+    * @param state The WizardState for the wizard to restore
+    */
+   public void restoreState(WizardState state)
+   {
+      this.currentWizardState = state;
+      
+      // retrieve the wizard and call it's restored() method
+      this.currentWizardState.getWizard().restored();
+   }
+   
    /**
     * Returns the config for the current wizard
     * 
@@ -92,7 +111,7 @@ public class WizardManager
     */
    public WizardConfig getCurrentWizard()
    {
-      return this.currentWizardConfig;
+      return this.currentWizardState.getConfig();
    }
    
    /**
@@ -102,7 +121,7 @@ public class WizardManager
     */
    public IWizardBean getBean()
    {
-      return this.currentWizard;
+      return this.currentWizardState.getWizard();
    }
    
    /**
@@ -112,7 +131,7 @@ public class WizardManager
     */
    public String getIcon()
    {
-      return this.currentWizardConfig.getIcon();
+      return this.currentWizardState.getConfig().getIcon();
    }
    
    /**
@@ -123,7 +142,7 @@ public class WizardManager
    public String getErrorMessage()
    {
       return Application.getMessage(FacesContext.getCurrentInstance(), 
-            this.currentWizardConfig.getErrorMessageId());
+            this.currentWizardState.getConfig().getErrorMessageId());
    }
    
    /**
@@ -133,7 +152,7 @@ public class WizardManager
     */
    public String getTitle()
    {
-      String title = this.currentWizardConfig.getTitleId();
+      String title = this.currentWizardState.getConfig().getTitleId();
       
       if (title != null)
       {
@@ -141,7 +160,7 @@ public class WizardManager
       }
       else
       {
-         title = this.currentWizardConfig.getTitle();
+         title = this.currentWizardState.getConfig().getTitle();
       }
       
       return title;
@@ -154,7 +173,7 @@ public class WizardManager
     */
    public String getDescription()
    {
-      String desc = this.currentWizardConfig.getDescriptionId();
+      String desc = this.currentWizardState.getConfig().getDescriptionId();
       
       if (desc != null)
       {
@@ -162,7 +181,7 @@ public class WizardManager
       }
       else
       {
-         desc = this.currentWizardConfig.getDescription();
+         desc = this.currentWizardState.getConfig().getDescription();
       }
       
       return desc;
@@ -175,7 +194,7 @@ public class WizardManager
     */
    public int getCurrentStep()
    {
-      return this.currentStep;
+      return this.currentWizardState.getCurrentStep();
    }
    
    /**
@@ -185,7 +204,7 @@ public class WizardManager
     */
    public String getCurrentStepAsString()
    {
-      return Integer.toString(this.currentStep);
+      return Integer.toString(this.currentWizardState.getCurrentStep());
    }
    
    /**
@@ -197,7 +216,8 @@ public class WizardManager
     */
    public String getCurrentStepName()
    {
-      return ((StepConfig)this.steps.get(this.currentStep-1)).getName();
+      return ((StepConfig)this.currentWizardState.getSteps().get(
+            this.currentWizardState.getCurrentStep()-1)).getName();
    }
 
    /**
@@ -207,12 +227,12 @@ public class WizardManager
     */
    public List<UIListItem> getStepItems()
    {
-      List<UIListItem> items = new ArrayList<UIListItem>(this.steps.size());
+      List<UIListItem> items = new ArrayList<UIListItem>(this.currentWizardState.getSteps().size());
       
-      for (int x = 0; x < this.steps.size(); x++)
+      for (int x = 0; x < this.currentWizardState.getSteps().size(); x++)
       {
          String uiStepNumber = Integer.toString(x + 1);
-         StepConfig stepCfg = this.steps.get(x);
+         StepConfig stepCfg = this.currentWizardState.getSteps().get(x);
          UIListItem item = new UIListItem();
          item.setValue(uiStepNumber);
          
@@ -255,7 +275,7 @@ public class WizardManager
     */
    public String getPage()
    {
-      return this.currentPageCfg.getPath();
+      return this.currentWizardState.getCurrentPageCfg().getPath();
    }
    
    /**
@@ -265,7 +285,7 @@ public class WizardManager
     */
    public String getStepTitle()
    {
-      String title = this.currentPageCfg.getTitleId();
+      String title = this.currentWizardState.getCurrentPageCfg().getTitleId();
       
       if (title != null)
       {
@@ -273,7 +293,7 @@ public class WizardManager
       }
       else
       {
-         title = this.currentPageCfg.getTitle();
+         title = this.currentWizardState.getCurrentPageCfg().getTitle();
       }
       
       return title;
@@ -286,7 +306,7 @@ public class WizardManager
     */
    public String getStepDescription()
    {
-      String desc = this.currentPageCfg.getDescriptionId();
+      String desc = this.currentWizardState.getCurrentPageCfg().getDescriptionId();
       
       if (desc != null)
       {
@@ -294,7 +314,7 @@ public class WizardManager
       }
       else
       {
-         desc = this.currentPageCfg.getDescription();
+         desc = this.currentWizardState.getCurrentPageCfg().getDescription();
       }
       
       return desc;
@@ -307,7 +327,7 @@ public class WizardManager
     */
    public String getStepInstructions()
    {
-      String instruction = this.currentPageCfg.getInstructionId();
+      String instruction = this.currentWizardState.getCurrentPageCfg().getInstructionId();
       
       if (instruction != null)
       {
@@ -315,7 +335,7 @@ public class WizardManager
       }
       else
       {
-         instruction = this.currentPageCfg.getInstruction();
+         instruction = this.currentWizardState.getCurrentPageCfg().getInstruction();
       }
       
       return instruction;
@@ -328,7 +348,7 @@ public class WizardManager
     */
    public String getNextButtonLabel()
    {
-      return this.currentWizard.getNextButtonLabel();
+      return this.currentWizardState.getWizard().getNextButtonLabel();
    }
    
    /**
@@ -338,13 +358,13 @@ public class WizardManager
     */
    public boolean getNextButtonDisabled()
    {
-      if (this.currentStep == this.steps.size())
+      if (this.currentWizardState.getCurrentStep() == this.currentWizardState.getSteps().size())
       {
          return true;
       }
       else
       {
-         return this.currentWizard.getNextButtonDisabled();
+         return this.currentWizardState.getWizard().getNextButtonDisabled();
       }
    }
    
@@ -355,7 +375,7 @@ public class WizardManager
     */
    public String getBackButtonLabel()
    {
-      return this.currentWizard.getBackButtonLabel();
+      return this.currentWizardState.getWizard().getBackButtonLabel();
    }
    
    /**
@@ -365,7 +385,7 @@ public class WizardManager
     */
    public boolean getBackButtonDisabled()
    {
-      if (this.currentStep == 1)
+      if (this.currentWizardState.getCurrentStep() == 1)
       {
          return true;
       }
@@ -382,7 +402,7 @@ public class WizardManager
     */
    public String getCancelButtonLabel()
    {
-      return this.currentWizard.getCancelButtonLabel();
+      return this.currentWizardState.getWizard().getCancelButtonLabel();
    }
    
    /**
@@ -392,7 +412,7 @@ public class WizardManager
     */
    public String getFinishButtonLabel()
    {
-      return this.currentWizard.getFinishButtonLabel();
+      return this.currentWizardState.getWizard().getFinishButtonLabel();
    }
    
    /**
@@ -402,13 +422,13 @@ public class WizardManager
     */
    public boolean getFinishButtonDisabled()
    {
-      if (this.currentStep == this.steps.size())
+      if (this.currentWizardState.getCurrentStep() == this.currentWizardState.getSteps().size())
       {
          return false;
       }
       else
       {
-         return this.currentWizard.getFinishButtonDisabled();
+         return this.currentWizardState.getWizard().getFinishButtonDisabled();
       }
    }
    
@@ -419,13 +439,16 @@ public class WizardManager
     */
    public void next()
    {
-      this.currentStep++;
+      // calculate next step number and update wizard state
+      int currentStep = this.currentWizardState.getCurrentStep();
+      currentStep++;
+      this.currentWizardState.setCurrentStep(currentStep);
       
       if (logger.isDebugEnabled())
-         logger.debug("next called, current step is now: " + this.currentStep);
+         logger.debug("next called, current step is now: " + this.currentWizardState.getCurrentStep());
       
       // tell the wizard the next button has been pressed
-      this.currentWizard.next();
+      this.currentWizardState.getWizard().next();
       
       determineCurrentPage();
    }
@@ -437,13 +460,16 @@ public class WizardManager
     */
    public void back()
    {
-      this.currentStep--;
+      // calculate next step number and update wizard state
+      int currentStep = this.currentWizardState.getCurrentStep();
+      currentStep--;
+      this.currentWizardState.setCurrentStep(currentStep);
       
       if (logger.isDebugEnabled())
-         logger.debug("back called, current step is now: " + this.currentStep);
+         logger.debug("back called, current step is now: " + this.currentWizardState.getCurrentStep());
       
       // tell the wizard the back button has been pressed
-      this.currentWizard.back();
+      this.currentWizardState.getWizard().back();
       
       determineCurrentPage();
    }
@@ -455,7 +481,7 @@ public class WizardManager
     */
    public String finish()
    {
-      return this.currentWizard.finish();
+      return this.currentWizardState.getWizard().finish();
    }
    
    /**
@@ -465,7 +491,7 @@ public class WizardManager
     */
    public String cancel()
    {
-      return this.currentWizard.cancel();
+      return this.currentWizardState.getWizard().cancel();
    }
    
    /**
@@ -473,10 +499,14 @@ public class WizardManager
     */
    protected void determineCurrentPage()
    {
-      this.currentPageCfg = null;
+      // reset the current page config in the state object
+      this.currentWizardState.setCurrentPageCfg(null);
+      
+      PageConfig currentPageCfg = null;
       
       // get the config for the current step position
-      StepConfig stepCfg = this.steps.get(this.currentStep-1);
+      StepConfig stepCfg = this.currentWizardState.getSteps().get(
+            this.currentWizardState.getCurrentStep()-1);
       
       // is the step conditional?
       if (stepCfg.hasConditionalPages())
@@ -497,25 +527,28 @@ public class WizardManager
             Object obj = vb.getValue(context);
             if (obj instanceof Boolean && ((Boolean)obj).booleanValue())
             {
-               this.currentPageCfg = pageCfg;
+               currentPageCfg = pageCfg;
                break;
             }
          }
       }
       
       // if none of the conditions passed use the default page
-      if (this.currentPageCfg == null)
+      if (currentPageCfg == null)
       {
-         this.currentPageCfg = stepCfg.getDefaultPage();
+         currentPageCfg = stepCfg.getDefaultPage();
       }
       
-      if (this.currentPageCfg == null)
+      if (currentPageCfg == null)
       {
          throw new AlfrescoRuntimeException("Failed to determine page for step '" + stepCfg.getName() +
                "'. Make sure a default page is configured.");
       }
       
+      // save the current page config in the state object
+      this.currentWizardState.setCurrentPageCfg(currentPageCfg);
+      
       if (logger.isDebugEnabled())
-         logger.debug("Config for current page: " + this.currentPageCfg);
+         logger.debug("Config for current page: " + this.currentWizardState.getCurrentPageCfg());
    }
 }

source/java/org/alfresco/web/bean/wizard/WizardState.java

@@ -0,0 +1,113 @@
+package org.alfresco.web.bean.wizard;
+
+import java.util.List;
+
+import org.alfresco.web.app.AlfrescoNavigationHandler;
+import org.alfresco.web.config.WizardsConfigElement.PageConfig;
+import org.alfresco.web.config.WizardsConfigElement.StepConfig;
+import org.alfresco.web.config.WizardsConfigElement.WizardConfig;
+
+/**
+ * Object responsible for holding the current state of an active wizard.
+ * 
+ * @author gavinc
+ */
+public final class WizardState
+{
+   private int currentStep = 1;
+   private PageConfig currentPageCfg;
+   private WizardConfig config;
+   private IWizardBean wizard;
+   private List<StepConfig> steps;
+   
+   /**
+    * Default constructor
+    * 
+    * @param config The configuration for the wizard
+    * @param wizard The wizard bean instance
+    */
+   public WizardState(WizardConfig config, IWizardBean wizard)
+   {
+      this.config = config;
+      this.wizard = wizard;
+      
+      this.steps = this.config.getStepsAsList();
+   }
+
+   /**
+    * Sets the configuration for the current page of the wizard
+    * 
+    * @param currentPageCfg The configuration
+    */
+   public void setCurrentPageCfg(PageConfig currentPageCfg)
+   {
+      this.currentPageCfg = currentPageCfg;
+   }
+   
+   /**
+    * Sets the current step the wizard is on
+    * 
+    * @param currentStep The current step number
+    */
+   public void setCurrentStep(int currentStep)
+   {
+      this.currentStep = currentStep;
+   }
+   
+   /**
+    * Returns the wizard bean instance
+    * 
+    * @return The wizard bean instance
+    */
+   public IWizardBean getWizard()
+   {
+      return this.wizard;
+   }
+
+   /**
+    * Returns the configuration for the current wizard
+    * 
+    * @return The wizard configuration
+    */
+   public WizardConfig getConfig()
+   {
+      return this.config;
+   }
+   
+   /**
+    * Returns the configuration for the current page of the wizard
+    * 
+    * @return The current page configuration
+    */
+   public PageConfig getCurrentPageCfg()
+   {
+      return currentPageCfg;
+   }
+
+   /**
+    * The current step the wizard is on
+    * 
+    * @return The current wizard step
+    */
+   public int getCurrentStep()
+   {
+      return currentStep;
+   }
+
+   /**
+    * Returns the list of steps the wizard has
+    * 
+    * @return List of wizard steps
+    */
+   public List<StepConfig> getSteps()
+   {
+      return steps;
+   }
+   
+   @Override
+   public String toString()
+   {
+      return AlfrescoNavigationHandler.WIZARD_PREFIX + this.config.getName() + 
+            "[" + this.currentStep + "]";
+   }
+}

source/java/org/alfresco/web/bean/workflow/ManageTaskDialog.java

@@ -122,6 +122,17 @@ public class ManageTaskDialog extends BaseDialogBean
       }
    }
 
+   @Override
+   public void restored()
+   {
+      // reset the workflow package rich list so everything gets re-evaluated
+      if (this.packageItemsRichList != null)
+      {
+         this.packageItemsRichList.setValue(null);
+         this.packageItemsRichList = null;
+      }
+   }
+
    @Override
    protected String finishImpl(FacesContext context, String outcome)
          throws Exception

source/java/org/alfresco/web/bean/workflow/StartWorkflowWizard.java

@@ -85,6 +85,7 @@ public class StartWorkflowWizard extends BaseWizardBean
       if (this.packageItemsRichList != null)
       {
          this.packageItemsRichList.setValue(null);
+         this.packageItemsRichList = null;
       }
       
       // TODO: Does this need to be in a read-only transaction??
@@ -105,6 +106,17 @@ public class StartWorkflowWizard extends BaseWizardBean
       }
    }
    
+   @Override
+   public void restored()
+   {
+      // reset the workflow package rich list so everything gets re-evaluated
+      if (this.packageItemsRichList != null)
+      {
+         this.packageItemsRichList.setValue(null);
+         this.packageItemsRichList = null;
+      }
+   }
+   
    @Override
    protected String finishImpl(FacesContext context, String outcome)
          throws Exception