Bug 30170 [Preferences] editors preferences not stored on OK?
20030121 my eclipse hard-crashed and it seems that the 'number of open editors' preference was lost preference pages should store their values on OK. i guess the 'Editors' page forgot to do it.
bundles/org.eclipse.jface/src/org/eclipse/jface/preference/PreferenceStore.java
dirty = false;
}
/* (non-Javadoc)
 * Method declared on IPreferenceStore.
 */
public boolean needsSaving() {
	return dirty;
}
/**
 * Returns an enumeration of all preferences known to this store which
 * have current values other than their default value.
 *
 * @return an array of preference names 
 */
public String[] preferenceNames() {
	ArrayList list = new ArrayList();
	Enumeration enum = properties.propertyNames();
	while (enum.hasMoreElements()) {
		list.add(enum.nextElement());
	}
	return (String[])list.toArray(new String[list.size()]);
}
/* (non-Javadoc)
 * Method declared on IPreferenceStore.
 */
public void putValue(String name, String value) {
	String oldValue = getString(name);
	if (oldValue == null || !oldValue.equals(value)) {
		setValue(properties, name, value);
		dirty = true;