@Override
public Promise<Void> show(FormViewModel viewModel) {
this.viewModel = viewModel;
try {
addFormElements(viewModel.getFormClass(), 0);
setValue(viewModel.getInstance());
return Promise.done();
} catch (Throwable caught) {
return Promise.rejected(caught);
}
}
private void setValue(FormInstance instance) {
this.instance = instance;
this.workingInstance = viewModel.getInstance().copy();
for (Map.Entry<Cuid, FieldContainer> entry : containers.entrySet()) {
FieldContainer container = entry.getValue();
FormFieldWidget fieldWidget = container.getFieldWidget();
fieldWidget.setValue(workingInstance.get(entry.getKey()));
container.setValid();
}
}
private void addField(final FormField field) {
FormTree.Node node = viewModel.getFormTree().getRootField(field.getId());
FormFieldWidget widget =
widgetFactory.createWidget(
viewModel,
node,
new ValueUpdater() {
@Override
public void update(Object value) {
onFieldUpdated(field, value);
}
});
FieldContainer container = containerFactory.createContainer(field, widget);
containers.put(field.getId(), container);
panel.add(container);
}