Clarify MVC UI provider.

[lgpl/argeo-commons.git] / org.argeo.cms.ui / src / org / argeo / cms / ui / CmsUiProvider.java

diff --git a/org.argeo.cms.ui/src/org/argeo/cms/ui/CmsUiProvider.java b/org.argeo.cms.ui/src/org/argeo/cms/ui/CmsUiProvider.java
index e58874287944a8f01350b9a6e7767b776c01faf6..6b1dde38a879cd22688265c2ef120e270b8fa8e0 100644 (file)
--- a/org.argeo.cms.ui/src/org/argeo/cms/ui/CmsUiProvider.java
+++ b/org.argeo.cms.ui/src/org/argeo/cms/ui/CmsUiProvider.java
@@ -3,20 +3,28 @@ package org.argeo.cms.ui;
 import javax.jcr.Node;
 import javax.jcr.RepositoryException;
 
+import org.argeo.api.MvcProvider;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
 
 /** Stateless factory building an SWT user interface given a JCR context. */
 @FunctionalInterface
-public interface CmsUiProvider {
+public interface CmsUiProvider extends MvcProvider<Composite, Node, Control> {
        /**
         * Initialises a user interface.
         * 
-        * @param parent
-        *            the parent composite
-        * @param a
-        *            context node or null
+        * @param parent  the parent composite
+        * @param context a context node (holding the JCR underlying session), or null
         */
-       public Control createUi(Composite parent, Node context)
-                       throws RepositoryException;
+       Control createUi(Composite parent, Node context) throws RepositoryException;
+
+       @Override
+       default Control createUiPart(Composite parent, Node context) {
+               try {
+                       return createUi(parent, context);
+               } catch (RepositoryException e) {
+                       throw new IllegalStateException("Cannot create UI for context " + context, e);
+               }
+       }
+
 }