From 2fd72a007b33241a5dfac13d2d6c18a6ab044022 Mon Sep 17 00:00:00 2001
From: =?utf8?q?David=20=E2=80=98Bombe=E2=80=99=20Roden?=
 <bombe@pterodactylus.net>
Date: Fri, 4 Apr 2008 22:04:59 +0000
Subject: [PATCH] store original node list and only change it when the okay
 button is clicked

git-svn-id: http://trooper/svn/projects/jSite/trunk@590 c3eda9e8-030b-0410-8277-bc7414b0a119
---
 .../pterodactylus/jsite/gui/ManageNodesDialog.java | 50 +++++++++++++---------
 1 file changed, 29 insertions(+), 21 deletions(-)

diff --git a/src/net/pterodactylus/jsite/gui/ManageNodesDialog.java b/src/net/pterodactylus/jsite/gui/ManageNodesDialog.java
index ceb9904..d4c8397 100644
--- a/src/net/pterodactylus/jsite/gui/ManageNodesDialog.java
+++ b/src/net/pterodactylus/jsite/gui/ManageNodesDialog.java
@@ -53,8 +53,11 @@ import net.pterodactylus.util.swing.SwingUtils;
  */
 public class ManageNodesDialog extends JDialog implements ListSelectionListener {
 
-	/** The current list of nodes. */
-	private List<NodeWrapper> nodes = new ArrayList<NodeWrapper>();
+	/** The original list of nodes. */
+	private List<Node> originalNodeList;
+
+	/** The current list of wrapped nodes. */
+	private List<NodeWrapper> wrappedNodeList = new ArrayList<NodeWrapper>();
 
 	/** The current default node. */
 	private Node defaultNode;
@@ -132,25 +135,22 @@ public class ManageNodesDialog extends JDialog implements ListSelectionListener
 	 * @return The list of nodes
 	 */
 	public List<Node> getNodeList() {
-		List<Node> nodes = new ArrayList<Node>();
-		for (NodeWrapper nodeWrapper: this.nodes) {
-			nodes.add(nodeWrapper.getWrappedNode());
-		}
-		return nodes;
+		return originalNodeList;
 	}
 
 	/**
 	 * Sets the list of nodes.
 	 * 
-	 * @param nodes
+	 * @param nodeList
 	 *            The list of nodes
 	 */
-	public void setNodeList(List<Node> nodes) {
-		this.nodes.clear();
-		for (Node node: nodes) {
-			this.nodes.add(new NodeWrapper(node));
+	public void setNodeList(List<Node> nodeList) {
+		originalNodeList = nodeList;
+		wrappedNodeList.clear();
+		for (Node node: nodeList) {
+			wrappedNodeList.add(new NodeWrapper(node));
 		}
-		nodeListModel.setNodeList(this.nodes);
+		nodeListModel.setNodeList(wrappedNodeList);
 	}
 
 	//
@@ -284,12 +284,12 @@ public class ManageNodesDialog extends JDialog implements ListSelectionListener
 			newNode.setHostname(editNodeDialog.getNodeHostname());
 			newNode.setPort(editNodeDialog.getNodePort());
 			NodeWrapper newNodeWrapper = new NodeWrapper(newNode);
-			if (nodes.isEmpty()) {
+			if (wrappedNodeList.isEmpty()) {
 				defaultNode = newNode;
 				newNodeWrapper.setDefaultNode(true);
 			}
-			nodes.add(new NodeWrapper(newNode));
-			nodeListModel.setNodeList(nodes);
+			wrappedNodeList.add(new NodeWrapper(newNode));
+			nodeListModel.setNodeList(wrappedNodeList);
 		}
 	}
 
@@ -318,7 +318,7 @@ public class ManageNodesDialog extends JDialog implements ListSelectionListener
 	 */
 	private void deleteNode() {
 		NodeWrapper selectedNode = (NodeWrapper) nodeList.getSelectedValue();
-		nodes.remove(selectedNode);
+		wrappedNodeList.remove(selectedNode);
 		nodeList.clearSelection();
 		nodeList.repaint();
 	}
@@ -328,7 +328,7 @@ public class ManageNodesDialog extends JDialog implements ListSelectionListener
 	 */
 	private void setDefaultNode() {
 		NodeWrapper selectedNode = (NodeWrapper) nodeList.getSelectedValue();
-		for (NodeWrapper nodeWrapper: nodes) {
+		for (NodeWrapper nodeWrapper: wrappedNodeList) {
 			nodeWrapper.setDefaultNode(nodeWrapper == selectedNode);
 		}
 		nodeList.repaint();
@@ -336,11 +336,19 @@ public class ManageNodesDialog extends JDialog implements ListSelectionListener
 
 	/**
 	 * This method is called when the “okay” button is pressed. The nodes from
-	 * the list are read and the {@link #nodes} and {@link #defaultNode} members
-	 * are set so that the calling code can use {@link #getNodeList()} and
-	 * {@link #getDefaultNode()} to get the changed values.
+	 * the list are read and the {@link #wrappedNodeList} and
+	 * {@link #defaultNode} members are set so that the calling code can use
+	 * {@link #getNodeList()} and {@link #getDefaultNode()} to get the changed
+	 * values.
 	 */
 	private void confirm() {
+		originalNodeList.clear();
+		for (NodeWrapper nodeWrapper: wrappedNodeList) {
+			originalNodeList.add(nodeWrapper.getWrappedNode());
+			if (nodeWrapper.isDefaultNode()) {
+				defaultNode = nodeWrapper.getWrappedNode();
+			}
+		}
 		setVisible(false);
 	}
 
-- 
2.7.4