First cut of dialog/wizard framework

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@2577 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

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

@@ -0,0 +1,42 @@
+package org.alfresco.web.bean.dialog;
+
+/**
+ * Interface that defines the contract for a dialog backing bean
+ * 
+ * @author gavinc
+ */
+public interface IDialogBean
+{
+   /**
+    * Initialises the dialog bean
+    */
+   public void init();
+   
+   /**
+    * Method handler called when the finish button of the dialog is pressed
+    * 
+    * @return The outcome to return (normally dialog:close)
+    */
+   public String finish();
+   
+   /**
+    * Method handler called when the cancel button of the dialog is pressed
+    * 
+    * @return The outcome to return (normally dialog:close)
+    */
+   public String cancel();
+   
+   /**
+    * Returns the label to use for the finish button
+    * 
+    * @return The finish button label
+    */
+   public String getFinishButtonLabel();
+   
+   /**
+    * Determines whether the finish button on the dialog should be disabled
+    * 
+    * @return true if the button should be disabled
+    */
+   public boolean getFinishButtonDisabled();
+}