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<TITLE>Creating a Menu Item That Listens for Changes to Its Selection Status
(Java Developers Almanac Example)
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<META CONTENT="Patrick Chan" NAME="AUTHOR">
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<h3>
e814.
Creating a Menu Item That Listens for Changes to Its Selection Status</h3>
A menu item can receive notification of selection changes by
overriding its <code>menuSelectionChanged()</code> method.
See also <a href="../javax.swing/Menu.html" class="eglink"><font size="-1"><b>e808</b> Creating a JMenuBar, JMenu, and JMenuItem Component</font></a>.
<pre>
JMenuItem item = new JMenuItem(<font color="#0066ff"><i>"Label"</i></font>) {
// This method is called whenever the selection status of
// this menu item is changed
public void menuSelectionChanged(boolean isSelected) {
// Always forward the event
super.menuSelectionChanged(isSelected);
if (isSelected) {
// The menu item is selected
} else {
// The menu item is no longer selected
}
}
};
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Related Examples
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e808. <a class="eglink" href="Menu.html?l=rel">
Creating a JMenuBar, JMenu, and JMenuItem Component
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e809. <a class="eglink" href="MenuSep.html?l=rel">
Separating Menu Items in a Menu
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e810. <a class="eglink" href="Popup.html?l=rel">
Creating a Popup Menu
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e811. <a class="eglink" href="NestedPopups.html?l=rel">
Creating a Popup Menu with Nested Menus
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e812. <a class="eglink" href="PopupHw.html?l=rel">
Forcing a Popup Menu to Be a Heavyweight Component
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e813. <a class="eglink" href="PopupCurSel.html?l=rel">
Getting the Currently Selected Menu or Menu Item
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e815. <a class="eglink" href="PopupSelChg.html?l=rel">
Listening for Changes to the Currently Selected Menu or Menu Item
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See also:
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#Actions">
Actions
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<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JButton">
JButton
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JCheckBox
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<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JComboBox">
JComboBox
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<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JDesktop%20and%20JInternalFrame">
JDesktop and JInternalFrame
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<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JFrame,%20JWindow,%20JDialog">
JFrame, JWindow, JDialog
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<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JLabel">
JLabel
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JList
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JProgressBar
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JRadioButton
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JScrollPane
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JSlider
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JSpinner
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JSplitPane
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JTabbedPane
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JToolBar
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<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#Keystrokes%20and%20Input%20Maps">
Keystrokes and Input Maps
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<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#Layout">
Layout
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Look and Feel
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<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#Progress%20Monitor">
Progress Monitor
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The Screen
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Tool Tips
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UI Default Values
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