private void adaptToEnablementChange(Highlighting highlighting, PropertyChangeEvent event) {
Object value = event.getNewValue();
boolean eventValue;
if (value instanceof Boolean) eventValue = ((Boolean) value).booleanValue();
else if (IPreferenceStore.TRUE.equals(value)) eventValue = true;
else eventValue = false;
highlighting.setEnabled(eventValue);
}
private void adaptToTextStyleChange(
Highlighting highlighting, PropertyChangeEvent event, int styleAttribute) {
boolean eventValue = false;
Object value = event.getNewValue();
if (value instanceof Boolean) eventValue = ((Boolean) value).booleanValue();
else if (IPreferenceStore.TRUE.equals(value)) eventValue = true;
TextAttribute oldAttr = highlighting.getTextAttribute();
boolean activeValue = (oldAttr.getStyle() & styleAttribute) == styleAttribute;
if (activeValue != eventValue)
highlighting.setTextAttribute(
new TextAttribute(
oldAttr.getForeground(),
oldAttr.getBackground(),
eventValue
? oldAttr.getStyle() | styleAttribute
: oldAttr.getStyle() & ~styleAttribute));
}