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		<id>http://www.jexp.ru/index.php?action=history&amp;feed=atom&amp;title=Java_by_API%2Fjavax.swing.event%2FTreeExpansionEvent</id>
		<title>Java by API/javax.swing.event/TreeExpansionEvent - История изменений</title>
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		<updated>2026-04-27T12:25:44Z</updated>
		<subtitle>История изменений этой страницы в вики</subtitle>
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	<entry>
		<id>http://www.jexp.ru/index.php?title=Java_by_API/javax.swing.event/TreeExpansionEvent&amp;diff=1442&amp;oldid=prev</id>
		<title> в 17:43, 31 мая 2010</title>
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				<updated>2010-05-31T17:43:48Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;tr style=&quot;vertical-align: top;&quot; lang=&quot;ru&quot;&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Предыдущая&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Версия 17:43, 31 мая 2010&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; style=&quot;text-align: center;&quot; lang=&quot;ru&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(нет различий)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
			</entry>

	<entry>
		<id>http://www.jexp.ru/index.php?title=Java_by_API/javax.swing.event/TreeExpansionEvent&amp;diff=1443&amp;oldid=prev</id>
		<title>Admin: 1 версия</title>
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				<updated>2010-05-31T14:33:21Z</updated>
		
		<summary type="html">&lt;p&gt;1 версия&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Новая страница&lt;/b&gt;&lt;/p&gt;&lt;div&gt;== TreeExpansionEvent: getPath() ==&lt;br /&gt;
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&lt;br /&gt;
&lt;br /&gt;
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&lt;br /&gt;
   &lt;br /&gt;
  &amp;lt;!-- start source code --&amp;gt;&lt;br /&gt;
   &lt;br /&gt;
    &amp;lt;source lang=&amp;quot;java&amp;quot;&amp;gt;&lt;br /&gt;
 &lt;br /&gt;
import java.awt.BorderLayout;&lt;br /&gt;
import javax.swing.JFrame;&lt;br /&gt;
import javax.swing.JScrollPane;&lt;br /&gt;
import javax.swing.JTree;&lt;br /&gt;
import javax.swing.event.TreeExpansionEvent;&lt;br /&gt;
import javax.swing.event.TreeWillExpandListener;&lt;br /&gt;
import javax.swing.tree.DefaultMutableTreeNode;&lt;br /&gt;
import javax.swing.tree.ExpandVetoException;&lt;br /&gt;
import javax.swing.tree.TreePath;&lt;br /&gt;
public class Main {&lt;br /&gt;
  public static void main(String args[]) {&lt;br /&gt;
    JFrame frame = new JFrame();&lt;br /&gt;
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);&lt;br /&gt;
    DefaultMutableTreeNode root = new DefaultMutableTreeNode(&amp;quot;Root&amp;quot;);&lt;br /&gt;
    root.add(new DefaultMutableTreeNode(&amp;quot;A&amp;quot;));&lt;br /&gt;
    root.add(new DefaultMutableTreeNode(&amp;quot;B&amp;quot;));&lt;br /&gt;
    root.add(new DefaultMutableTreeNode(&amp;quot;C&amp;quot;));&lt;br /&gt;
    JTree tree = new JTree(root);&lt;br /&gt;
    TreeWillExpandListener treeWillExpandListener = new TreeWillExpandListener() {&lt;br /&gt;
      public void treeWillCollapse(TreeExpansionEvent treeExpansionEvent)&lt;br /&gt;
          throws ExpandVetoException {&lt;br /&gt;
        TreePath path = treeExpansionEvent.getPath();&lt;br /&gt;
        DefaultMutableTreeNode node = (DefaultMutableTreeNode) path.getLastPathComponent();&lt;br /&gt;
        String data = node.getUserObject().toString();&lt;br /&gt;
        System.out.println(&amp;quot;WillCollapse: &amp;quot; + data);&lt;br /&gt;
      }&lt;br /&gt;
      public void treeWillExpand(TreeExpansionEvent treeExpansionEvent) throws ExpandVetoException {&lt;br /&gt;
        TreePath path = treeExpansionEvent.getPath();&lt;br /&gt;
        DefaultMutableTreeNode node = (DefaultMutableTreeNode) path.getLastPathComponent();&lt;br /&gt;
        String data = node.getUserObject().toString();&lt;br /&gt;
        System.out.println(&amp;quot;WillExpand: &amp;quot; + data);&lt;br /&gt;
      }&lt;br /&gt;
    };&lt;br /&gt;
    tree.addTreeWillExpandListener(treeWillExpandListener);&lt;br /&gt;
    JScrollPane scrollPane = new JScrollPane(tree);&lt;br /&gt;
    frame.add(scrollPane, BorderLayout.CENTER);&lt;br /&gt;
    frame.setSize(300, 150);&lt;br /&gt;
    frame.setVisible(true);&lt;br /&gt;
  }&lt;br /&gt;
}&lt;br /&gt;
   &lt;br /&gt;
  &amp;lt;/source&amp;gt;&lt;br /&gt;
    &lt;br /&gt;
   &lt;br /&gt;
  &amp;lt;!-- end source code --&amp;gt;&lt;/div&gt;</summary>
		<author><name>Admin</name></author>	</entry>

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