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/*
* SelectPathPanel.java
*
* Created on February 12, 2003
*/
package org.openoffice.netbeans.modules.office.wizard;
import java.awt.Component;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import org.openide.WizardDescriptor;
import org.openide.util.HelpCtx;
import org.openide.util.NbBundle;
import org.openoffice.netbeans.modules.office.options.OfficeSettings;
import org.openoffice.idesupport.OfficeInstallation;
import org.openoffice.idesupport.SVersionRCFile;
/** A single panel descriptor for a wizard.
* You probably want to make a wizard iterator to hold it.
*
* @author tomaso
*/
public class SelectPathPanel implements WizardDescriptor.Panel /* .FinishPanel */ {
/** The visual component that displays this panel.
* If you need to access the component from this class,
* just use getComponent().
*/
private SelectPathVisualPanel component;
private OfficeInstallation office;
/** Create the wizard panel descriptor. */
public SelectPathPanel() {
office = OfficeSettings.getDefault().getOfficeDirectory();
if (office == null) {
try {
office = SVersionRCFile.createInstance().getDefaultVersion();
}
catch (java.io.IOException ioe) {}
}
}
// Get the visual component for the panel. In this template, the component
// is kept separate. This can be more efficient: if the wizard is created
// but never displayed, or not all panels are displayed, it is better to
// create only those which really need to be visible.
public Component getComponent() {
if (component == null) {
component = new SelectPathVisualPanel(this);
}
return component;
}
public HelpCtx getHelp() {
// Show no Help button for this panel:
return HelpCtx.DEFAULT_HELP;
// If you have context help:
// return new HelpCtx(SelectPathPanel.class);
}
public boolean isValid() {
// If it is always OK to press Next or Finish, then:
return true;
// If it depends on some condition (form filled out...), then:
// return someCondition();
// and when this condition changes (last form field filled in...) then:
// fireChangeEvent();
// and uncomment the complicated stuff below.
}
// public final void addChangeListener(ChangeListener l) {}
// public final void removeChangeListener(ChangeListener l) {}
private final Set listeners = new HashSet(1); // Set<ChangeListener>
public final void addChangeListener(ChangeListener l) {
synchronized (listeners) {
listeners.add(l);
}
}
public final void removeChangeListener(ChangeListener l) {
synchronized (listeners) {
listeners.remove(l);
}
}
protected final void fireChangeEvent() {
Iterator it;
synchronized (listeners) {
it = new HashSet(listeners).iterator();
}
ChangeEvent ev = new ChangeEvent(this);
while (it.hasNext()) {
((ChangeListener)it.next()).stateChanged(ev);
}
}
public void setSelectedPath(OfficeInstallation oi) {
this.office = oi;
fireChangeEvent();
}
public OfficeInstallation getSelectedPath() {
return office;
}
// You can use a settings object to keep track of state.
// Normally the settings object will be the WizardDescriptor,
// so you can use WizardDescriptor.getProperty & putProperty
// to store information entered by the user.
public void readSettings(Object settings) {
}
public void storeSettings(Object settings) {
WizardDescriptor wiz = (WizardDescriptor)settings;
wiz.putProperty(InstallationPathDescriptor.PROP_INSTALLPATH, office);
}
}