Java Tutorial/Swing/JSeparator
Версия от 20:44, 31 мая 2010; (обсуждение)
Содержание
Add Separator to Menu
<source lang="java">
import java.awt.event.KeyEvent; import javax.swing.JFrame; import javax.swing.JMenu; import javax.swing.JMenuBar; import javax.swing.JMenuItem; public class JMenuwithSeparator {
public static void main(final String args[]) { JFrame frame = new JFrame("MenuSample Example"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JMenuBar menuBar = new JMenuBar(); // File Menu, F - Mnemonic JMenu fileMenu = new JMenu("File"); fileMenu.setMnemonic(KeyEvent.VK_F); menuBar.add(fileMenu); // File->New, N - Mnemonic JMenuItem newMenuItem = new JMenuItem("New", KeyEvent.VK_N); fileMenu.add(newMenuItem); // Separator fileMenu.addSeparator(); // File->Save, S - Mnemonic JMenuItem saveMenuItem = new JMenuItem("Save", KeyEvent.VK_S); fileMenu.add(saveMenuItem); frame.setJMenuBar(menuBar); frame.setSize(350, 250); frame.setVisible(true); }
}</source>
Customizing JSeparator Look and Feel
Property StringObject TypeSeparator.backgroundColorSeparator.foregroundColorSeparator.insetsInsetsSeparator.thicknessIntegerSeparatorUIString
JSeparator
- The JSeparator class is a special component that acts as a separator on a JMenu.
- JSeparator can be used anywhere you want to use a horizontal or vertical line to separate different areas of a screen.
The JSeparator class provides a horizontal or vertical dividing line or empty space
<source lang="java">
import javax.swing.JFrame; import javax.swing.JSeparator; public class JSeparatorVERTICALHORI {
public static void main(String[] a){ JFrame frame = new JFrame(); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.add(new JSeparator(JSeparator.VERTICAL)); frame.setSize(300, 200); frame.setVisible(true); }
}</source>