com.talk2object.plum.interaction.rich.field.viewBuilder.LongFieldViewBuilder Maven / Gradle / Ivy

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package com.talk2object.plum.interaction.rich.field.viewBuilder;

import com.talk2object.plum.interaction.controller.AbstractController;
import com.talk2object.plum.interaction.rich.field.InteractiveField;
import com.talk2object.plum.interaction.rich.field.LongField;
import com.talk2object.plum.view.component.Component;
import com.talk2object.plum.view.component.TextBox;

public class LongFieldViewBuilder extends AbstractFieldViewBuilder {

	@Override
	protected Component createInputComponent(InteractiveField input) {

		TextBox textBox = new TextBox();
		Component component = textBox;

		new AbstractController(input, textBox) {

			@Override
			public void updateViewState() {
				String numberStr = "";
				if (getModel().getValue() != null)
					numberStr = getModel().getValue().toString();

				getView().setText(numberStr);
			}

			@Override
			public void updateModelState() {
				if (getView().getText().isEmpty())
					return;

				try {
					Long number = Long.parseLong(getView().getText());
					getModel().setValue(number);
				} catch (NumberFormatException e) {
					// wrong format
				}

			}
		};

		return component;
	}

	@Override
	public Class getModelClass() {
		return LongField.class;
	}
}