Introduce UX scheduler

[lgpl/argeo-commons.git] / swt / org.argeo.cms.swt / src / org / argeo / cms / swt / CmsSwtUi.java

diff --git a/swt/org.argeo.cms.swt/src/org/argeo/cms/swt/CmsSwtUi.java b/swt/org.argeo.cms.swt/src/org/argeo/cms/swt/CmsSwtUi.java
index e0f63e45e2eb85578428923964f1421fa1ba25fe..7aac07b155fdbeefba571bab54d03c8917b09a2c 100644 (file)
--- a/swt/org.argeo.cms.swt/src/org/argeo/cms/swt/CmsSwtUi.java
+++ b/swt/org.argeo.cms.swt/src/org/argeo/cms/swt/CmsSwtUi.java
@@ -1,5 +1,7 @@
 package org.argeo.cms.swt;
 
+import java.util.TimerTask;
+
 import org.argeo.api.cms.ux.CmsUi;
 import org.argeo.api.cms.ux.CmsView;
 import org.eclipse.swt.layout.GridLayout;
@@ -10,17 +12,42 @@ public class CmsSwtUi extends Composite implements CmsUi {
 
        private static final long serialVersionUID = -107939076610406448L;
 
+       /** Last time the UI was accessed. */
+       private long lastAccess = System.currentTimeMillis();
+       private TimerTask timeoutTask;
+
        private CmsView cmsView;
 
        public CmsSwtUi(Composite parent, int style) {
                super(parent, style);
                cmsView = CmsSwtUtils.getCmsView(parent);
-
+               // TODO make timeout configurable
+               setUiTimeout(12 * 60 * 60 * 1000);// 12 hours
                setLayout(new GridLayout());
        }
 
+       @Override
        public CmsView getCmsView() {
                return cmsView;
        }
 
+       @Override
+       public long getLastAccess() {
+               return lastAccess;
+       }
+
+       @Override
+       public void updateLastAccess() {
+               this.lastAccess = System.currentTimeMillis();
+       }
+
+       public void setUiTimeout(long uiTimeout) {
+               if (timeoutTask != null)
+                       timeoutTask.cancel();
+               timeoutTask = cmsView.schedule(() -> {
+                       if (System.currentTimeMillis() - getLastAccess() >= uiTimeout)
+                               dispose();
+               }, 0, 1000);
+       }
+
 }
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