different validation times: key-typed, focus lost, commit (OK pressed) : Data Validation « Swing Components « Java
different validation times: key-typed, focus lost, commit (OK pressed)
/*
* 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:
*
* o Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* o Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 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"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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package com.jgoodies.validation.tutorial.basics;
import java.awt.event.ActionEvent;
import javax.swing.*;
import com.jgoodies.binding.PresentationModel;
import com.jgoodies.forms.builder.PanelBuilder;
import com.jgoodies.forms.factories.ButtonBarFactory;
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.shared.OrderValidator;
import com.jgoodies.validation.tutorial.util.ExampleComponentFactory;
import com.jgoodies.validation.tutorial.util.TutorialUtils;
import com.jgoodies.validation.util.DefaultValidationResultModel;
import com.jgoodies.validation.util.ValidationResultModel;
import com.jgoodies.validation.view.ValidationResultViewFactory;
/**
* Demonstrates and compares different validation times:
* key-typed, focus lost, commit (OK pressed).
*
* @author Karsten Lentzsch
* @version $Revision: 1.5 $
*/
public class ValidationTimeExample {
private OrderModel keyTypedModel;
private JTextField keyTypedOrderNoField;
private JTextField keyTypedOrderDateField;
private JComponent keyTypedResultView;
private OrderModel focusLostModel;
private JTextField focusLostOrderNoField;
private JTextField focusLostOrderDateField;
private JComponent focusLostResultView;
private CommitOrderModel commitModel;
private JTextField commitOrderNoField;
private JTextField commitOrderDateField;
private JComponent commitResultView;
private JButton commitOKButton;
private JButton commitCancelButton;
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 :: Validation Time");
frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
JComponent panel = new ValidationTimeExample().buildPanel();
frame.getContentPane().add(panel);
frame.pack();
TutorialUtils.locateOnScreenCenter(frame);
frame.setVisible(true);
}
// Instance Creation ******************************************************
public ValidationTimeExample() {
keyTypedModel = new OrderModel(new Order());
focusLostModel = new OrderModel(new Order());
commitModel = new CommitOrderModel(new Order());
}
// Component Creation and Initialization **********************************
private void initComponents() {
// To commit on key typed we invoke #createTextField
// with the optional boolean parameter set to false.
keyTypedOrderNoField = ExampleComponentFactory.createTextField(
keyTypedModel.getModel(Order.PROPERTYNAME_ORDER_NO),
false);
// We can't commit Dates on key typed, only on valid edit.
keyTypedOrderDateField = ExampleComponentFactory.createDateField(
keyTypedModel.getModel(Order.PROPERTYNAME_ORDER_DATE),
true,
true);
keyTypedResultView = ValidationResultViewFactory.createReportIconAndTextPane(
keyTypedModel.getValidationResultModel());
// By default #createTextField commits on focus lost
focusLostOrderNoField = ExampleComponentFactory.createTextField(
focusLostModel.getModel(Order.PROPERTYNAME_ORDER_NO));
focusLostOrderDateField = ExampleComponentFactory.createDateField(
focusLostModel.getModel(Order.PROPERTYNAME_ORDER_DATE));
focusLostResultView = ValidationResultViewFactory.createReportIconAndTextPane(
focusLostModel.getValidationResultModel());
// Here we delay commits by using the Binding buffering support.
commitOrderNoField = ExampleComponentFactory.createTextField(
commitModel.getBufferedModel(Order.PROPERTYNAME_ORDER_NO));
commitOrderDateField = ExampleComponentFactory.createDateField(
commitModel.getBufferedModel(Order.PROPERTYNAME_ORDER_DATE));
commitResultView = ValidationResultViewFactory.createReportIconAndTextPane(
commitModel.getValidationResultModel());
commitOKButton = new JButton(commitModel.getOKAction());
commitCancelButton = new JButton(commitModel.getCancelAction());
}
// Building ***************************************************************
/**
* Builds and returns the whole editor with 3 sections
* for the different validation times.
*/
public JComponent buildPanel() {
initComponents();
FormLayout layout = new FormLayout(
"fill:pref:grow",
"p, 3dlu, p, 6dlu, p, 3dlu, p, 6dlu, p, 3dlu, p");
PanelBuilder builder = new PanelBuilder(layout);
builder.setDefaultDialogBorder();
CellConstraints cc = new CellConstraints();
builder.addSeparator("Validate on Key Typed", cc.xy(1, 1));
builder.add(buildKeyTypedPanel(), cc.xy(1, 3));
builder.addSeparator("Validate on Focus Lost", cc.xy(1, 5));
builder.add(buildFocusLostPanel(), cc.xy(1, 7));
builder.addSeparator("Validate on Commit (OK)", cc.xy(1, 9));
builder.add(buildCommitPanel(), cc.xy(1, 11));
return builder.getPanel();
}
private JComponent buildKeyTypedPanel() {
FormLayout layout = new FormLayout(
"right:max(65dlu;pref), 4dlu, 40dlu, 2dlu, 40dlu, 80dlu:grow",
"p, 3dlu, p, 9dlu, fill:max(22dlu;p)");
PanelBuilder builder = new PanelBuilder(layout);
CellConstraints cc = new CellConstraints();
builder.addLabel("Order No", cc.xy (1, 1));
builder.add(keyTypedOrderNoField, cc.xyw(3, 1, 3));
builder.addLabel("Order Date", cc.xy (1, 3));
builder.add(keyTypedOrderDateField, cc.xy (3, 3));
builder.addLabel("(commits on valid edit)", cc.xyw(5, 3, 2));
builder.add(keyTypedResultView, cc.xyw(3, 5, 4));
return builder.getPanel();
}
private JComponent buildFocusLostPanel() {
FormLayout layout = new FormLayout(
"right:max(65dlu;pref), 4dlu, 40dlu, 2dlu, 40dlu, 80dlu:grow",
"p, 3dlu, p, 9dlu, fill:max(22dlu;p)");
PanelBuilder builder = new PanelBuilder(layout);
CellConstraints cc = new CellConstraints();
builder.addLabel("Order No", cc.xy (1, 1));
builder.add(focusLostOrderNoField, cc.xyw(3, 1, 3));
builder.addLabel("Order Date", cc.xy (1, 3));
builder.add(focusLostOrderDateField, cc.xy (3, 3));
builder.add(focusLostResultView, cc.xyw(3, 5, 4));
return builder.getPanel();
}
private JComponent buildCommitPanel() {
FormLayout layout = new FormLayout(
"right:max(65dlu;pref), 4dlu, 40dlu, 2dlu, 40dlu, 80dlu:grow",
"p, 3dlu, p, 9dlu, fill:max(22dlu;p), 2dlu:grow, p");
PanelBuilder builder = new PanelBuilder(layout);
CellConstraints cc = new CellConstraints();
builder.addLabel("Order No", cc.xy (1, 1));
builder.add(commitOrderNoField, cc.xyw(3, 1, 3));
builder.addLabel("Order Date", cc.xy (1, 3));
builder.add(commitOrderDateField, cc.xy (3, 3));
builder.add(commitResultView, cc.xyw(3, 5, 4));
builder.add(buildCommitButtonBar(), cc.xyw(3, 7, 4));
return builder.getPanel();
}
private JComponent buildCommitButtonBar() {
return ButtonBarFactory.buildRightAlignedBar(
commitOKButton, commitCancelButton);
}
// Domain Classes *********************************************************
/**
* Provides the validation result model and actions necessary to
* build a presentation.
*/
private static final class CommitOrderModel extends PresentationModel {
private final ValidationResultModel validationResultModel;
private final Action okAction;
private final Action cancelAction;
// Instance Creation -------------------------------------
CommitOrderModel(Order order) {
super(order);
validationResultModel = new DefaultValidationResultModel();
okAction = new OKAction();
cancelAction = new CancelAction();
}
// Exposing Models -------------------------------------------
ValidationResultModel getValidationResultModel() {
return validationResultModel;
}
Action getOKAction() {
return okAction;
}
Action getCancelAction() {
return cancelAction;
}
// Validation ------------------------------------------------
private void updateValidationResult() {
Order order = (Order) getBean();
ValidationResult result = new OrderValidator(order).validate();
validationResultModel.setResult(result);
}
// -------------------------------------------------------
/**
* Commits buffered changes and updates the validation result.
*/
private final class OKAction extends AbstractAction {
private OKAction() { super("OK"); }
public void actionPerformed(ActionEvent evt) {
triggerCommit();
updateValidationResult();
}
}
/**
* Flushes buffered changes and updates the validation result.
*/
private final class CancelAction extends AbstractAction {
private CancelAction() { super("Cancel"); }
public void actionPerformed(ActionEvent evt) {
triggerFlush();
updateValidationResult();
}
}
}
}
validation.zip( 654 k)
