How components can span multiple columns and rows
/*
* Copyright (c) 2002-2004 JGoodies Karsten Lentzsch. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* o Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* o Neither the name of JGoodies Karsten Lentzsch nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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import java.awt.Component;
import javax.swing.*;
import com.jgoodies.forms.factories.Borders;
import com.jgoodies.forms.layout.CellConstraints;
import com.jgoodies.forms.layout.FormLayout;
/**
* Demonstrates how components can span multiple columns and rows.
*
* @author Karsten Lentzsch
* @version $Revision: 1.12 $
*/
public class SpanExample {
public static void main(String[] args) {
try {
UIManager.setLookAndFeel("com.jgoodies.plaf.plastic.PlasticXPLookAndFeel");
} catch (Exception e) {
// Likely PlasticXP is not in the class path; ignore.
}
JFrame frame = new JFrame();
frame.setTitle("Forms Tutorial :: Span");
frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
JComponent panel = new SpanExample().buildPanel();
frame.getContentPane().add(panel);
frame.pack();
frame.setVisible(true);
}
/**
* Builds and returns a tabbed pane with tabs for the column span example
* and the row span example.
*
* @return a tabbed pane that shows horizontal and vertical spans
*/
public JComponent buildPanel() {
JTabbedPane tabbedPane = new JTabbedPane();
tabbedPane.putClientProperty("jgoodies.noContentBorder", Boolean.TRUE);
tabbedPane.add("Column Span", buildColumnSpanExample());
tabbedPane.add("Row Span", buildRowSpanExample());
return tabbedPane;
}
/**
* Builds and returns a panel where a component spans multiple columns.
*
* @return a panel with a component that spans multiple columns
*/
private JComponent buildColumnSpanExample() {
FormLayout layout = new FormLayout(
"pref, 8px, 100px, 4px, 200px",
"pref, 6px, pref, 6px, pref, 6px, pref");
JPanel panel = new JPanel(layout);
panel.setBorder(Borders.DIALOG_BORDER);
CellConstraints cc = new CellConstraints();
panel.add(new JLabel("Name:"), cc.xy (1, 1));
panel.add(new JTextField(), cc.xyw(3, 1, 3));
panel.add(new JLabel("Phone:"), cc.xy (1, 3));
panel.add(new JTextField(), cc.xyw(3, 3, 3));
panel.add(new JLabel("ZIP/City:"), cc.xy (1, 5));
panel.add(new JTextField(), cc.xy (3, 5));
panel.add(new JTextField(), cc.xy (5, 5));
panel.add(new JLabel("Country:"), cc.xy (1, 7));
panel.add(new JTextField(), cc.xyw(3, 7, 3));
return panel;
}
/**
* Builds and returns a panel where a component spans multiple rows.<p>
*
* This demo method is about layout. The default FocusTraversalPolicy
* will lead to a poor focus traversal order: name, notes, phone, fax;
* where the order should be: name, phone, fax, notes.
* The components are added in the same order as they shall be
* traversed by the focus.
* Hence, if you set a ContainerOrderFocusTraversalPolicy,
* the focus will traverse the fields in the appropriate order.
*
* @return a panel with a component that spans multiple rows
*/
private JComponent buildRowSpanExample() {
FormLayout layout = new FormLayout(
"200px, 25px, 200px",
"pref, 2px, pref, 9px, " +
"pref, 2px, pref, 9px, " +
"pref, 2px, pref");
JPanel panel = new JPanel(layout);
panel.setBorder(Borders.DIALOG_BORDER);
CellConstraints cc = new CellConstraints();
Component addressArea = new JScrollPane(new JTextArea());
panel.add(new JLabel("Name"), cc.xy (1, 1));
panel.add(new JTextField(), cc.xy (1, 3));
panel.add(new JLabel("Phone"), cc.xy (1, 5));
panel.add(new JTextField(), cc.xy (1, 7));
panel.add(new JLabel("Fax"), cc.xy (1, 9));
panel.add(new JTextField(), cc.xy (1, 11));
panel.add(new JLabel("Notes"), cc.xy (3, 1));
panel.add(addressArea, cc.xywh(3, 3, 1, 9));
return panel;
}
}
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