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package org.singinst.uf.view;
import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import javax.swing.Box;
import javax.swing.JButton;
import javax.swing.JEditorPane;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.RootPaneContainer;
public class SwingHelp {
private static final SwingHelp instance = new SwingHelp();
private final JPanel helpPanel = new JPanel(new BorderLayout());
private final JEditorPane helpText = new JEditorPane();
private RootPaneContainer root;
private Component oldGlassPane;
public void init(final RootPaneContainer root, String mainHelpString) {
this.root = root;
helpText.setEditable(false);
helpText.setContentType("text/html");
helpPanel.add(new JScrollPane(helpText));
helpPanel.addMouseListener(new MouseAdapter() {});
Box southBox = Box.createHorizontalBox();
JButton helpButton = new JButton("OK");
helpButton.setAlignmentX(Component.CENTER_ALIGNMENT);
helpButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
root.setGlassPane(oldGlassPane);
oldGlassPane.setVisible(false);
}
});
southBox.add(Box.createHorizontalGlue());
southBox.add(helpButton);
southBox.add(Box.createHorizontalGlue());
helpPanel.add(southBox, BorderLayout.SOUTH);
helpPanel.setAlignmentX(Component.CENTER_ALIGNMENT);
if (mainHelpString != null) {
help(mainHelpString);
}
}
public void help(String helpString) {
helpText.setText(helpString);
oldGlassPane = root.getGlassPane();
root.setGlassPane(helpPanel);
helpPanel.setVisible(true);
}
public static SwingHelp getInstance() {
return instance;
}
}
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