Adding JMCR-Stable version
[Benchmarks_CSolver.git] / JMCR-Stable / real-world application / jigsaw / src / org / w3c / jigadm / editors / ClassAttributeEditor.java
diff --git a/JMCR-Stable/real-world application/jigsaw/src/org/w3c/jigadm/editors/ClassAttributeEditor.java b/JMCR-Stable/real-world application/jigsaw/src/org/w3c/jigadm/editors/ClassAttributeEditor.java
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+// ClassAttributeEditor.java\r
+// $Id: ClassAttributeEditor.java,v 1.2 2010/06/15 17:52:56 smhuang Exp $\r
+// (c) COPYRIGHT MIT and INRIA, 1997.\r
+// Please first read the full copyright statement in file COPYRIGHT.html\r
+\r
+package org.w3c.jigadm.editors ;\r
+\r
+import java.awt.Component;\r
+import java.awt.TextComponent;\r
+import java.awt.TextField;\r
+\r
+import java.util.Properties;\r
+\r
+import org.w3c.tools.resources.Attribute;\r
+\r
+import org.w3c.jigsaw.admin.RemoteAccessException;\r
+import org.w3c.jigsaw.admin.RemoteResource;\r
+\r
+import org.w3c.jigadm.RemoteResourceWrapper;\r
+\r
+import org.w3c.tools.widgets.MessagePopup;\r
+\r
+/**\r
+ * ClassAttributeEditor :\r
+ * @author Benoit Mahe <bmahe@sophia.inria.fr>\r
+ */\r
+\r
+public class ClassAttributeEditor extends AttributeEditor {\r
+\r
+    private Class origs;\r
+    TextField widget;\r
+\r
+    /**\r
+     * Tells if the edited value has changed\r
+     * @return true if the value changed.\r
+     */\r
+\r
+    public boolean hasChanged() {\r
+       return ! ((origs.getName()).equals(widget.getText()));\r
+    }\r
+\r
+    /**\r
+     * set the current value to be the original value, ie: changed\r
+     * must return <strong>false</strong> after a reset.\r
+     */\r
+\r
+    public void clearChanged() {\r
+       origs = getClassAttribute();\r
+    }\r
+\r
+    /**\r
+     * reset the changes (if any)\r
+     */\r
+\r
+    public void resetChanges() {\r
+       setClassAttribute(origs);\r
+    }\r
+\r
+    protected void setClassAttribute(Class c) {\r
+       if (c != null)\r
+           widget.setText(c.getName());\r
+       else \r
+           widget.setText("");\r
+    }\r
+\r
+    protected Class getClassAttribute() {\r
+       String classname = widget.getText();\r
+       if (classname != null)\r
+           if (classname.length() > 0) {\r
+               try {\r
+                   Class c = Class.forName(classname);\r
+                   //Added by Jeff Huang\r
+                   //TODO: FIXIT\r
+                   return c;\r
+               } catch (ClassNotFoundException ex) {\r
+                   (new MessagePopup("Error","Class not found : "+\r
+                                     classname)).show();\r
+                   return null;\r
+               }\r
+           }\r
+       return null;\r
+    }\r
+\r
+    /**\r
+     * Get the current value of the edited value\r
+     * @return an object or <strong>null</strong> if the object was not\r
+     * initialized\r
+     */\r
+\r
+    public Object getValue() {\r
+       return getClassAttribute();\r
+    }\r
+\r
+    /**\r
+     * Set the value of the edited value\r
+     * @param o the new value.\r
+     */\r
+\r
+    public void setValue(Object o) {\r
+       setClassAttribute((Class)o);\r
+    }\r
+\r
+    /**\r
+     * get the Component created by the editor.\r
+     * @return a Component\r
+     */\r
+\r
+    public Component getComponent() {\r
+       return widget;\r
+    }\r
+\r
+    /**\r
+     * Initialize the editor\r
+     * @param w the ResourceWrapper father of the attribute\r
+     * @param a the Attribute we are editing\r
+     * @param o the value of the above attribute\r
+     * @param p some Properties, used to fine-tune the editor\r
+     * @exception RemoteAccessException if a remote access error occurs.\r
+     */\r
+\r
+    public void initialize(RemoteResourceWrapper w,\r
+                          Attribute a,\r
+                          Object o,\r
+                          Properties p)\r
+       throws RemoteAccessException\r
+    {\r
+       RemoteResource r = w.getResource();\r
+       if(o == null) {\r
+           Class v = null;\r
+           // FIXME\r
+           v = (Class) r.getValue(a.getName());\r
+          \r
+           if(v == null)\r
+               if(a.getDefault() != null)\r
+                   v = (Class)a.getDefault();\r
+           if ( v != null ) {\r
+               origs = v;\r
+               setClassAttribute(origs);\r
+           } \r
+       } else {\r
+           origs = (Class)o;\r
+       }\r
+       setClassAttribute(origs);\r
+    }\r
+\r
+    public ClassAttributeEditor() {\r
+       widget = new TextField();\r
+    }\r
+\r
+}\r