public void undo() {
if (listener != null) combo.removeModifyListener(listener);
wc.setAttribute(key, oldVal);
if (combo != null && !combo.isDisposed()) combo.setText(oldVal);
if (listener != null) combo.addModifyListener(listener);
postOp(POST_UNDO);
}
public IStatus redo() {
if (listener != null) combo.removeModifyListener(listener);
wc.setAttribute(key, newVal);
if (combo != null && !combo.isDisposed()) combo.setText(newVal);
if (listener != null) combo.addModifyListener(listener);
postOp(POST_REDO);
return Status.OK_STATUS;
}
@Test
public void testRenderRemoveModifyListener() throws Exception {
ModifyListener listener =
new ModifyListener() {
public void modifyText(ModifyEvent event) {}
};
combo.addModifyListener(listener);
Fixture.markInitialized(display);
Fixture.markInitialized(combo);
Fixture.preserveWidgets();
combo.removeModifyListener(listener);
lca.renderChanges(combo);
Message message = Fixture.getProtocolMessage();
assertEquals(Boolean.FALSE, message.findListenProperty(combo, "Modify"));
}