components/visual-panels/core/src/java/vpanels/panel/com/oracle/solaris/vp/panel/swing/control/ListSelectorControl.java
changeset 827 0944d8c0158b
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/components/visual-panels/core/src/java/vpanels/panel/com/oracle/solaris/vp/panel/swing/control/ListSelectorControl.java	Thu May 24 04:16:47 2012 -0400
@@ -0,0 +1,207 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
+ */
+
+package com.oracle.solaris.vp.panel.swing.control;
+
+import java.awt.EventQueue;
+import java.util.*;
+import javax.swing.*;
+import javax.swing.event.*;
+import com.oracle.solaris.vp.panel.common.control.*;
+import com.oracle.solaris.vp.panel.common.model.PanelDescriptor;
+import com.oracle.solaris.vp.panel.swing.view.ListSelectorPanel;
+
+@SuppressWarnings({"serial"})
+public abstract class ListSelectorControl<P extends PanelDescriptor,
+    C extends ListSelectorPanel, S> extends SelectorControl<P, C, S> {
+
+    //
+    // Inner classes
+    //
+
+    protected class NavListSelectionModel extends DefaultListSelectionModel {
+	//
+	// ListSelectionModel methods
+	//
+
+	@Override
+	public void setSelectionInterval(int index0, int index1) {
+	    super.setSelectionInterval(index0, index1);
+	    if (!getValueIsAdjusting()) {
+		goToSelected();
+	    }
+	}
+
+	@Override
+	public void setValueIsAdjusting(boolean adjusting) {
+	    boolean oldVal = getValueIsAdjusting();
+	    if (oldVal != adjusting) {
+		super.setValueIsAdjusting(adjusting);
+		if (!adjusting && oldVal) {
+		    goToSelected();
+		}
+	    }
+	}
+
+	//
+	// NavListSelectionModel methods
+	//
+
+	public void setSelectionIntervalDirectly(int index0, int index1) {
+	    super.setSelectionInterval(index0, index1);
+	}
+    }
+
+    //
+    // Instance data
+    //
+
+    private NavListSelectionModel listSelModel;
+
+    //
+    // Constructors
+    //
+
+    public ListSelectorControl(String id, String name, P descriptor) {
+	super(id, name, descriptor);
+    }
+
+    //
+    // Control methods
+    //
+
+    @Override
+    public void start(Navigator navigator, Map<String, String> parameters)
+	throws NavigationAbortedException, InvalidParameterException,
+	NavigationFailedException {
+
+	super.start(navigator, parameters);
+
+	// Re-retrieve/create the model now that Control is started
+	getComponent().getSelectionComponent().setModel(getListModel());
+    }
+
+    @Override
+    public void stop(boolean isCancel) throws NavigationAbortedException {
+	super.stop(isCancel);
+
+	// Reset model so that GC-able data within can be reclaimed
+	getComponent().getSelectionComponent().setModel(new DefaultListModel());
+    }
+
+    //
+    // SwingControl methods
+    //
+
+    @Override
+    protected void configComponent(C panel) {
+	super.configComponent(panel);
+
+	listSelModel = new NavListSelectionModel();
+	panel.getSelectionComponent().setSelectionModel(listSelModel);
+
+	listSelModel.addListSelectionListener(
+	    new ListSelectionListener() {
+		@Override
+		public void valueChanged(ListSelectionEvent e) {
+		    if (!e.getValueIsAdjusting()) {
+			updateActions();
+		    }
+		}
+	    });
+    }
+
+    //
+    // SelectorControl methods
+    //
+
+    @Override
+    protected List<S> getSelectableValues() {
+	ListModel model = getListModel();
+	int n = model.getSize();
+	List<S> values = new ArrayList<S>(n);
+
+	for (int i = 0; i < n; i++) {
+	    @SuppressWarnings({"unchecked"})
+	    S object = (S)model.getElementAt(i);
+	    values.add(object);
+	}
+
+	return values;
+    }
+
+    @Override
+    protected List<S> getSelectedValues() {
+	Object[] selection =
+	    getComponent().getSelectionComponent().getSelectedValues();
+
+	List<S> objects = new ArrayList<S>(selection.length);
+
+	for (Object item : selection) {
+	    @SuppressWarnings({"unchecked"})
+	    S object = (S)item;
+	    objects.add(object);
+	}
+
+	return objects;
+    }
+
+    @Override
+    protected void selectRunningChild() {
+	Control child = getRunningChild();
+	if (child != null) {
+	    final int index = getListIndexOf(child);
+	    if (index != -1) {
+		EventQueue.invokeLater(
+		    new Runnable() {
+			@Override
+			public void run() {
+			    // Set list selection directly without going through
+			    // the Navigator
+			    listSelModel.setSelectionIntervalDirectly(index,
+				index);
+			}
+		    });
+	    }
+	}
+    }
+
+    //
+    // ListSelectorControl methods
+    //
+
+    /**
+     * Gets the index of the list item that corresponds to the given child
+     * {@code Control}.
+     *
+     * @return	    an index, or -1 if no index is appropriate
+     */
+    protected abstract int getListIndexOf(Control child);
+
+    /**
+     * Gets the model to use in the {@link ListSelectorPanel}'s list.
+     */
+    protected abstract ListModel getListModel();
+}