100 lines
3.0 KiB
Java
100 lines
3.0 KiB
Java
Using layout managers
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package com.ack.gui.swing.simple;
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import java.awt.*;
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import java.awt.event.WindowAdapter;
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import java.awt.event.WindowEvent;
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import java.awt.event.WindowListener;
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import javax.swing.*;
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public class UsingLayoutManagers extends JFrame {
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public UsingLayoutManagers() {
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super( "Common Layout Managers" );
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setSize( 500, 380 );
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JDesktopPane desktop = new JDesktopPane();
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getContentPane().add( desktop );
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JInternalFrame fr1 = new JInternalFrame( "FlowLayout", true, true );
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fr1.setBounds( 10, 10, 150, 150 );
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Container c = fr1.getContentPane();
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c.setLayout( new FlowLayout() );
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c.add( new JButton( "1" ) );
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c.add( new JButton( "2" ) );
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c.add( new JButton( "3" ) );
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c.add( new JButton( "4" ) );
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desktop.add( fr1, 0 );
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JInternalFrame fr2 = new JInternalFrame( "GridLayout", true, true );
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fr2.setBounds( 170, 10, 150, 150 );
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c = fr2.getContentPane();
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c.setLayout( new GridLayout( 2, 2 ) );
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c.add( new JButton( "1" ) );
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c.add( new JButton( "2" ) );
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c.add( new JButton( "3" ) );
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c.add( new JButton( "4" ) );
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desktop.add( fr2, 0 );
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JInternalFrame fr3 = new JInternalFrame( "BorderLayout", true, true );
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fr3.setBounds( 330, 10, 150, 150 );
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c = fr3.getContentPane();
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c.add( new JButton( "1" ), BorderLayout.NORTH );
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c.add( new JButton( "2" ), BorderLayout.EAST );
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c.add( new JButton( "3" ), BorderLayout.SOUTH );
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c.add( new JButton( "4" ), BorderLayout.WEST );
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desktop.add( fr3, 0 );
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JInternalFrame fr4 = new JInternalFrame( "BoxLayout - X", true, true );
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fr4.setBounds( 10, 170, 250, 120 );
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c = fr4.getContentPane();
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c.setLayout( new BoxLayout( c, BoxLayout.X_AXIS ) );
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c.add( new JButton( "1" ) );
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c.add( Box.createHorizontalStrut( 12 ) );
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c.add( new JButton( "2" ) );
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c.add( Box.createGlue() );
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c.add( new JButton( "3" ) );
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c.add( Box.createHorizontalGlue() );
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c.add( new JButton( "4" ) );
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desktop.add( fr4, 0 );
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JInternalFrame fr5 = new JInternalFrame( "BoxLayout - Y", true, true );
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fr5.setBounds( 330, 170, 150, 180 );
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c = fr5.getContentPane();
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c.setLayout( new BoxLayout( c, BoxLayout.Y_AXIS ) );
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c.add( new JButton( "1" ) );
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c.add( Box.createVerticalStrut( 10 ) );
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c.add( new JButton( "2" ) );
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c.add( Box.createGlue() );
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c.add( new JButton( "3" ) );
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c.add( Box.createVerticalGlue() );
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c.add( new JButton( "4" ) );
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desktop.add( fr5, 0 );
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try {
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fr1.setSelected( true );
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}
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catch( java.beans.PropertyVetoException ex ) {
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}
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WindowListener wndCloser = new WindowAdapter() {
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public void windowClosing( WindowEvent e ) {
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System.exit( 0 );
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}
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};
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addWindowListener( wndCloser );
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fr1.show();
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fr2.show();
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fr3.show();
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fr4.show();
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fr5.show();
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setVisible( true );
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}
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public static void main( String argv[] ) {
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new UsingLayoutManagers();
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}
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}
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