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package org.eclipse.fx.ecp.ui.controls.numeric;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.edit.domain.EditingDomain;
import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
import org.eclipse.fx.ecp.ui.ECPControl;
import org.eclipse.fx.ecp.ui.controls.ECPControlBase;
public class ShortSpinner extends NumberSpinner {
public static final short DEFAULT_VALUE = 0;
public ShortSpinner(IItemPropertyDescriptor propertyDescriptor, final EObject modelElement, final EditingDomain editingDomain) {
super(propertyDescriptor, modelElement, editingDomain);
setSkin(new NumberSpinnerSkin<NumberSpinner, Short>(this) {
@Override
boolean validate(String literal) {
if (literal.matches("^\\-?[0-9]*$")) {
try {
Integer.parseInt(literal);
return true;
} catch (NumberFormatException e) {
// do nothing
}
}
return false;
}
@Override
Short decrease(Short value) {
if (value == null)
value = DEFAULT_VALUE;
int decreased = value - 1;
return decreased >= Short.MIN_VALUE ? (short) decreased : value;
}
@Override
Short increase(Short value) {
if (value == null)
value = DEFAULT_VALUE;
int increased = value + 1;
return increased <= Short.MAX_VALUE ? (short) increased : value;
}
@Override
Short parseValue(String literal) {
try {
return Short.parseShort(literal);
} catch (NumberFormatException e) {
return DEFAULT_VALUE;
}
}
});
}
public static class Factory implements ECPControl.Factory {
@Override
public ECPControlBase createControl(IItemPropertyDescriptor itemPropertyDescriptor, EObject modelElement, EditingDomain editingDomain) {
return new ShortSpinner(itemPropertyDescriptor, modelElement, editingDomain);
}
}
}
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