svn commit: r17632 - trunk/src/argouml-core-umlpropertypanels/src/org/argouml/core/propertypanels/ui/UMLAssociationRoleBaseComboBoxModel.java

Author: bobtarling
Date: 2009-12-10 15:57:12-0800
New Revision: 17632

Added:
   trunk/src/argouml-core-umlpropertypanels/src/org/argouml/core/propertypanels/ui/UMLAssociationRoleBaseComboBoxModel.java

Log:
Complete the association role panel

Added: trunk/src/argouml-core-umlpropertypanels/src/org/argouml/core/propertypanels/ui/UMLAssociationRoleBaseComboBoxModel.java
Url: http://argouml.tigris.org/source/browse/argouml/trunk/src/argouml-core-umlpropertypanels/src/org/argouml/core/propertypanels/ui/UMLAssociationRoleBaseComboBoxModel.java?view=markup&pathrev=17632
==============================================================================
--- (empty file)
+++ trunk/src/argouml-core-umlpropertypanels/src/org/argouml/core/propertypanels/ui/UMLAssociationRoleBaseComboBoxModel.java	2009-12-10 15:57:12-0800
@@ -0,0 +1,137 @@
+// $Id: UMLAssociationRoleBaseComboBoxModel.java 13324 2007-08-14 02:35:33Z tfmorris $
+// Copyright (c) 1996-2006 The Regents of the University of California. All
+// Rights Reserved. Permission to use, copy, modify, and distribute this
+// software and its documentation without fee, and without a written
+// agreement is hereby granted, provided that the above copyright notice
+// and this paragraph appear in all copies.  This software program and
+// documentation are copyrighted by The Regents of the University of
+// California. The software program and documentation are supplied "AS
+// IS", without any accompanying services from The Regents. The Regents
+// does not warrant that the operation of the program will be
+// uninterrupted or error-free. The end-user understands that the program
+// was developed for research purposes and is advised not to rely
+// exclusively on the program for any reason.  IN NO EVENT SHALL THE
+// UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
+// SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,
+// ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
+// THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
+// SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY
+// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
+// PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
+// CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
+// UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+
+package org.argouml.core.propertypanels.ui;
+
+import java.util.ArrayList;
+import java.util.Collection;
+
+import org.argouml.model.Model;
+import org.argouml.uml.ui.UMLComboBoxModel2;
+
+/**
+ * The combo box model for the base of an association-role.
+ * The base is clearable, since the UML standard indicates multiplicity 0..1.
+ * 
+ * @since Oct 4, 2002
+ * @author [email protected]
+ */
+public class UMLAssociationRoleBaseComboBoxModel extends UMLComboBoxModel2 {
+
+    private Collection others = new ArrayList();
+
+    /**
+     * Constructor for UMLAssociationRoleBaseComboBoxModel.
+     */
+    public UMLAssociationRoleBaseComboBoxModel() {
+        super("base", true);
+    }
+
+    /*
+     * @see org.argouml.uml.ui.UMLComboBoxModel2#buildModelList()
+     */
+    @Override
+    protected void buildModelList() {
+        removeAllElements();
+        Object ar = getTarget();
+        Object base = Model.getFacade().getBase(ar);
+        if (Model.getFacade().isAAssociationRole(ar)) {
+            setElements(
+                    Model.getCollaborationsHelper().getAllPossibleBases(ar));
+        }
+        if (base != null) {
+            addElement(base);
+        }
+    }
+
+    /*
+     * @see org.argouml.uml.ui.UMLComboBoxModel2#getSelectedModelElement()
+     */
+    @Override
+    protected Object getSelectedModelElement() {
+        Object ar = getTarget();
+        if (Model.getFacade().isAAssociationRole(ar)) {
+            Object base = Model.getFacade().getBase(ar);
+            if (base != null) {
+                return base;
+            }
+        }
+        return null;
+    }
+
+    /*
+     * @see org.argouml.uml.ui.UMLComboBoxModel2#isValidElement(Object)
+     */
+    @Override
+    protected boolean isValidElement(Object element) {
+        Object ar = getTarget();
+        if (Model.getFacade().isAAssociationRole(ar)) {
+            Object base = Model.getFacade().getBase(ar);
+            if (element == base) {
+                return true;
+            }
+            Collection b = 
+                Model.getCollaborationsHelper().getAllPossibleBases(ar);
+            return b.contains(element);
+        }
+        return false;
+    }
+
+    /*
+     * TODO: Prove that this works. 
+     * The TestUMLAssociationRoleBaseComboBoxModel does not cut it. 
+     * 
+     * @see org.argouml.uml.ui.UMLComboBoxModel2#addOtherModelEventListeners(java.lang.Object)
+     */
+    @Override
+    protected void addOtherModelEventListeners(Object newTarget) {
+        super.addOtherModelEventListeners(newTarget);
+        Collection connections = Model.getFacade().getConnections(newTarget);
+        Collection types = new ArrayList();
+        for (Object conn : connections) {
+            types.add(Model.getFacade().getType(conn));
+        }
+        for (Object classifierRole : types) {
+            others.addAll(Model.getFacade().getBases(classifierRole));
+        }
+        for (Object classifier : others) {
+            Model.getPump().addModelEventListener(this, 
+                    classifier, "feature");
+        }
+    }
+
+    /*
+     * @see org.argouml.uml.ui.UMLComboBoxModel2#removeOtherModelEventListeners(java.lang.Object)
+     */
+    @Override
+    protected void removeOtherModelEventListeners(Object oldTarget) {
+        super.removeOtherModelEventListeners(oldTarget);
+        for (Object classifier : others) {
+            Model.getPump().removeModelEventListener(this, 
+                    classifier, "feature");
+        }
+        others.clear();
+    }
+
+}

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