Major refactoring of Argeo CMS UI

[lgpl/argeo-commons.git] / org.argeo.api / src / org / argeo / api / cms / CmsEditable.java

diff --git a/org.argeo.api/src/org/argeo/api/cms/CmsEditable.java b/org.argeo.api/src/org/argeo/api/cms/CmsEditable.java
new file mode 100644 (file)
index 0000000..2deca01
--- /dev/null
+++ b/org.argeo.api/src/org/argeo/api/cms/CmsEditable.java
@@ -0,0 +1,57 @@
+package org.argeo.api.cms;
+
+/** Abstraction of a simple edition life cycle. */
+public interface CmsEditable {
+
+       /** Whether the calling thread can edit, the value is immutable */
+       public Boolean canEdit();
+
+       public Boolean isEditing();
+
+       public void startEditing();
+
+       public void stopEditing();
+
+       public static CmsEditable NON_EDITABLE = new CmsEditable() {
+
+               @Override
+               public void stopEditing() {
+               }
+
+               @Override
+               public void startEditing() {
+               }
+
+               @Override
+               public Boolean isEditing() {
+                       return false;
+               }
+
+               @Override
+               public Boolean canEdit() {
+                       return false;
+               }
+       };
+
+       public static CmsEditable ALWAYS_EDITING = new CmsEditable() {
+
+               @Override
+               public void stopEditing() {
+               }
+
+               @Override
+               public void startEditing() {
+               }
+
+               @Override
+               public Boolean isEditing() {
+                       return true;
+               }
+
+               @Override
+               public Boolean canEdit() {
+                       return true;
+               }
+       };
+
+}