Different styles how to indicate that a component
contains invalid data
/*
* Copyright (c) 2003-2005 JGoodies Karsten Lentzsch. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
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* o Redistributions in binary form must reproduce the above copyright notice,
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*
* o Neither the name of JGoodies Karsten Lentzsch nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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package com.jgoodies.validation.tutorial.basics;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import javax.swing.*;
import com.jgoodies.forms.builder.PanelBuilder;
import com.jgoodies.forms.layout.CellConstraints;
import com.jgoodies.forms.layout.FormLayout;
import com.jgoodies.validation.ValidationResult;
import com.jgoodies.validation.tutorial.shared.Order;
import com.jgoodies.validation.tutorial.shared.OrderModel;
import com.jgoodies.validation.tutorial.util.ExampleComponentFactory;
import com.jgoodies.validation.tutorial.util.IconFeedbackPanel;
import com.jgoodies.validation.tutorial.util.TutorialUtils;
import com.jgoodies.validation.util.ValidationResultModel;
import com.jgoodies.validation.view.ValidationComponentUtils;
/**
* Demonstrates different styles how to indicate that a component
* contains invalid data:
* background changes if empty,
* background reflects the severity,
* overlayed icons the reflect the severity.
*
* @author Karsten Lentzsch
* @version $Revision: 1.8 $
*/
public class ComponentFeedbackExample {
private final OrderModel orderModel;
private JTextField mandatoryOrderNoField;
private JTextField mandatoryOrderDateField;
private JTextField mandatoryDeliveryDateField;
private JTextArea mandatoryDeliveryNotesArea;
private JComponent mandatoryPanel;
private JTextField severityOrderNoField;
private JTextField severityOrderDateField;
private JTextField severityDeliveryDateField;
private JTextArea severityDeliveryNotesArea;
private JComponent severityPanel;
private JTextField iconOrderNoField;
private JTextField iconOrderDateField;
private JTextField iconDeliveryDateField;
private JTextArea iconDeliveryNotesArea;
private JComponent iconOverlayPanel;
public static void main(String[] args) {
try {
UIManager.setLookAndFeel("com.jgoodies.looks.plastic.PlasticXPLookAndFeel");
} catch (Exception e) {
// Likely Plastic is not in the classpath; ignore it.
}
JFrame frame = new JFrame();
frame.setTitle("Basics :: Component Feedback");
frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
JComponent panel = new ComponentFeedbackExample().buildPanel();
frame.getContentPane().add(panel);
frame.pack();
TutorialUtils.locateOnScreenCenter(frame);
frame.setVisible(true);
}
// Instance Creation ******************************************************
public ComponentFeedbackExample() {
orderModel = new OrderModel(new Order());
}
// Component Creation and Initialization **********************************
private void initComponents() {
mandatoryOrderNoField = ExampleComponentFactory.createTextField(
orderModel.getModel(Order.PROPERTYNAME_ORDER_NO), false);
mandatoryOrderDateField = ExampleComponentFactory.createDateField(
orderModel.getModel(Order.PROPERTYNAME_ORDER_DATE),
true);
mandatoryDeliveryDateField = ExampleComponentFactory.createDateField(
orderModel.getModel(Order.PROPERTYNAME_DELIVERY_DATE),
true);
mandatoryDeliveryNotesArea = ExampleComponentFactory.createTextArea(
orderModel.getModel(Order.PROPERTYNAME_DELIVERY_NOTES), false);
severityOrderNoField = ExampleComponentFactory.createTextField(
orderModel.getModel(Order.PROPERTYNAME_ORDER_NO), false);
severityOrderDateField = ExampleComponentFactory.createDateField(
orderModel.getModel(Order.PROPERTYNAME_ORDER_DATE));
severityDeliveryDateField = ExampleComponentFactory.createDateField(
orderModel.getModel(Order.PROPERTYNAME_DELIVERY_DATE),
true);
severityDeliveryNotesArea = ExampleComponentFactory.createTextArea(
orderModel.getModel(Order.PROPERTYNAME_DELIVERY_NOTES), false);
iconOrderNoField = ExampleComponentFactory.createTextField(
orderModel.getModel(Order.PROPERTYNAME_ORDER_NO), false);
iconOrderDateField = ExampleComponentFactory.createDateField(
orderModel.getModel(Order.PROPERTYNAME_ORDER_DATE));
iconDeliveryDateField = ExampleComponentFactory.createDateField(
orderModel.getModel(Order.PROPERTYNAME_DELIVERY_DATE),
true);
iconDeliveryNotesArea = ExampleComponentFactory.createTextArea(
orderModel.getModel(Order.PROPERTYNAME_DELIVERY_NOTES), false);
}
private void initComponentAnnotations() {
ValidationComponentUtils.setMandatory(mandatoryOrderNoField, true);
ValidationComponentUtils.setMessageKey(mandatoryOrderNoField, "Order.Order No");
ValidationComponentUtils.setMandatory(mandatoryOrderDateField, true);
ValidationComponentUtils.setMessageKey(mandatoryOrderDateField, "Order.Order Date");
ValidationComponentUtils.setMessageKey(mandatoryDeliveryDateField, "Order.Delivery Date");
ValidationComponentUtils.setMessageKey(mandatoryDeliveryNotesArea, "Order.Notes");
ValidationComponentUtils.setMandatory(severityOrderNoField, true);
ValidationComponentUtils.setMessageKey(severityOrderNoField, "Order.Order No");
ValidationComponentUtils.setMandatory(severityOrderDateField, true);
ValidationComponentUtils.setMessageKey(severityOrderDateField, "Order.Order Date");
ValidationComponentUtils.setMessageKey(severityDeliveryDateField, "Order.Delivery Date");
ValidationComponentUtils.setMessageKey(severityDeliveryNotesArea, "Order.Notes");
ValidationComponentUtils.setMandatory(iconOrderNoField, true);
ValidationComponentUtils.setMessageKey(iconOrderNoField, "Order.Order No");
ValidationComponentUtils.setMandatory(iconOrderDateField, true);
ValidationComponentUtils.setMessageKey(iconOrderDateField, "Order.Order Date");
ValidationComponentUtils.setMessageKey(iconDeliveryDateField, "Order.Delivery Date");
ValidationComponentUtils.setMessageKey(iconDeliveryNotesArea, "Order.Notes");
}
private void initEventHandling() {
orderModel.getValidationResultModel().addPropertyChangeListener(
ValidationResultModel.PROPERTYNAME_RESULT,
new ValidationChangeHandler());
}
// Building ***************************************************************
/**
* Builds and returns the whole editor with 3 sections
* for the different validation times.
*/
public JComponent buildPanel() {
initComponents();
initComponentAnnotations();
initEventHandling();
mandatoryPanel = buildMandatoryPanel();
severityPanel = buildSeverityPanel();
iconOverlayPanel = buildIconOverlayPanel();
FormLayout layout = new FormLayout(
"fill:pref:grow",
"p, 3dlu, p, 17dlu, p, 3dlu, p, 17dlu, p, 3dlu, p");
PanelBuilder builder = new PanelBuilder(layout);
builder.setDefaultDialogBorder();
CellConstraints cc = new CellConstraints();
builder.addSeparator("Background Indicates Blank Mandatory Fields", cc.xy(1, 1));
builder.add(mandatoryPanel, cc.xy(1, 3));
builder.addSeparator("Background Indicates Invalid Input", cc.xy(1, 5));
builder.add(severityPanel, cc.xy(1, 7));
builder.addSeparator("Icons Indicate Invalid Input", cc.xy(1, 9));
builder.add(iconOverlayPanel, cc.xy(1, 11));
// Synchronize the presentation with the current validation state.
// If you want to show no validation info before the user has typed
// anything in the form, use the commented EMPTY result
// instead of the model's validation result.
updateComponentTreeMandatoryAndSeverity(
orderModel.getValidationResultModel().getResult()
// ValidationResult.EMPTY
);
return builder.getPanel();
}
private JComponent buildMandatoryPanel() {
FormLayout layout = new FormLayout(
"right:max(65dlu;pref), 4dlu, 40dlu, 2dlu, 40dlu, 80dlu:grow",
"p, 3dlu, p, 3dlu, p, 3dlu, p");
layout.setRowGroups(new int[][]{{1, 3, 5, 7}});
PanelBuilder builder = new PanelBuilder(layout);
CellConstraints cc = new CellConstraints();
builder.addLabel("Order No", cc.xy (1, 1));
builder.add(mandatoryOrderNoField, cc.xyw (3, 1, 3));
builder.addLabel("Order-/Delivery Date", cc.xy (1, 3));
builder.add(mandatoryOrderDateField, cc.xy (3, 3));
builder.add(mandatoryDeliveryDateField, cc.xy (5, 3));
builder.add(new JScrollPane(mandatoryDeliveryNotesArea),
cc.xywh(3, 5, 4, 3));
return builder.getPanel();
}
private JComponent buildSeverityPanel() {
FormLayout layout = new FormLayout(
"right:max(65dlu;pref), 4dlu, 40dlu, 2dlu, 40dlu, 80dlu:grow",
"p, 3dlu, p, 3dlu, p, 3dlu, p");
layout.setRowGroups(new int[][]{{1, 3, 5, 7}});
PanelBuilder builder = new PanelBuilder(layout);
CellConstraints cc = new CellConstraints();
builder.addLabel("Order No", cc.xy (1, 1));
builder.add(severityOrderNoField, cc.xyw (3, 1, 3));
builder.addLabel("Order-/Delivery Date", cc.xy (1, 3));
builder.add(severityOrderDateField, cc.xy (3, 3));
builder.add(severityDeliveryDateField, cc.xy (5, 3));
builder.add(new JScrollPane(severityDeliveryNotesArea),
cc.xywh(3, 5, 4, 3));
return builder.getPanel();
}
private JComponent buildIconOverlayPanel() {
FormLayout layout = new FormLayout(
"right:max(65dlu;pref), 4dlu, 40dlu, 2dlu, 40dlu, 80dlu:grow",
"p, 3dlu, p, 3dlu, p, 3dlu, p, 4px"); // extra bottom space for icons
layout.setRowGroups(new int[][]{{1, 3, 5, 7}});
PanelBuilder builder = new PanelBuilder(layout);
CellConstraints cc = new CellConstraints();
builder.addLabel("Order No", cc.xy (1, 1));
builder.add(iconOrderNoField, cc.xyw (3, 1, 3));
builder.addLabel("Order-/Delivery Date", cc.xy (1, 3));
builder.add(iconOrderDateField, cc.xy (3, 3));
builder.add(iconDeliveryDateField, cc.xy (5, 3));
builder.addLabel("Notes", cc.xy (1, 5));
builder.add(new JScrollPane(iconDeliveryNotesArea),
cc.xywh(3, 5, 4, 3));
return new IconFeedbackPanel(
orderModel.getValidationResultModel(),
builder.getPanel()
);
}
// Event Handling *********************************************************
private void updateComponentTreeMandatoryAndSeverity(ValidationResult result) {
ValidationComponentUtils.updateComponentTreeMandatoryAndBlankBackground(
mandatoryPanel);
ValidationComponentUtils.updateComponentTreeSeverityBackground(
severityPanel,
result);
}
/**
* Updates the component background in the mandatory panel and the
* validation background in the severity panel. Invoked whenever
* the observed validation result changes.
*/
private class ValidationChangeHandler implements PropertyChangeListener {
public void propertyChange(PropertyChangeEvent evt) {
updateComponentTreeMandatoryAndSeverity(
(ValidationResult) evt.getNewValue());
}
}
}
validation.zip( 654 k)Related examples in the same category
