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package com.vaadin.tests.components.textfield;
import com.vaadin.data.Property.ValueChangeEvent;
import com.vaadin.data.Property.ValueChangeListener;
import com.vaadin.event.FieldEvents.BlurEvent;
import com.vaadin.event.FieldEvents.BlurListener;
import com.vaadin.event.FieldEvents.FocusEvent;
import com.vaadin.event.FieldEvents.FocusListener;
import com.vaadin.event.FieldEvents.TextChangeEvent;
import com.vaadin.event.FieldEvents.TextChangeListener;
import com.vaadin.tests.components.TestBase;
import com.vaadin.ui.AbstractTextField.TextChangeEventMode;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.Label;
import com.vaadin.ui.TextField;
public class TextChangeEvents2 extends TestBase {
@Override
protected void setup() {
{
final TextField tf = new TextField("Debug");
getLayout().addComponent(tf);
tf.addListener(new TextChangeListener() {
@Override
public void textChange(TextChangeEvent event) {
System.err.println(tf.getCaption() + " textChange");
}
});
tf.addListener(new ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
System.err.println(tf.getCaption() + " valueChange");
}
});
tf.addListener(new BlurListener() {
@Override
public void blur(BlurEvent event) {
System.err.println(tf.getCaption() + " blur");
}
});
tf.addListener(new FocusListener() {
@Override
public void focus(FocusEvent event) {
System.err.println(tf.getCaption() + " focus");
}
});
}
{
final TextField tf = new TextField("Label");
getLayout().addComponent(tf);
final Label l = new Label();
getLayout().addComponent(l);
tf.addListener(new TextChangeListener() {
@Override
public void textChange(TextChangeEvent event) {
l.setValue(event.getText());
}
});
tf.addListener(new ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
System.err.println(tf.getCaption() + " valueChange");
}
});
}
{
final TextField tf = new TextField("Slow label");
tf.setTextChangeTimeout(2000);
tf.setImmediate(true);
getLayout().addComponent(tf);
final Label l = new Label();
getLayout().addComponent(l);
tf.addListener(new TextChangeListener() {
@Override
public void textChange(TextChangeEvent event) {
l.setValue(event.getText());
}
});
tf.addListener(new ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
System.err.println(tf.getCaption() + " valueChange");
}
});
}
{
final TextField tf = new TextField("Uppercase");
tf.setTextChangeTimeout(1);
getLayout().addComponent(tf);
final Label l = new Label();
getLayout().addComponent(l);
tf.addListener(new TextChangeListener() {
@Override
public void textChange(TextChangeEvent event) {
tf.setValue(event.getText().toUpperCase());
}
});
tf.addListener(new ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
System.err.println(tf.getCaption() + " valueChange");
}
});
}
{
final TextField[] tfs = new TextField[] { new TextField(),
new TextField(), new TextField(), new TextField() };
HorizontalLayout hl = new HorizontalLayout();
hl.setCaption("Blää");
getLayout().addComponent(hl);
for (TextField tf : tfs) {
tf.setColumns(4);
tf.setTextChangeEventMode(TextChangeEventMode.EAGER);
hl.addComponent(tf);
tf.addListener(new TextChangeListener() {
@Override
public void textChange(TextChangeEvent event) {
String txt = event.getText();
int len = txt.length();
if (len >= 4) {
int idx = 0;
while (tfs[idx] != event.getComponent()) {
idx++;
}
tfs[idx].setValue("");
tfs[idx].setValue(txt.substring(0, 4));
if (idx < tfs.length - 1) {
TextField next = tfs[idx + 1];
next.focus();
if (len > 4) {
next.setValue(txt.substring(4, len > 8 ? 8
: len));
} else {
next.selectAll();
}
}
}
}
});
tf.addListener(new ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
TextField tf = (TextField) event.getProperty();
String val = (String) tf.getValue();
if (val != null && val.length() > 4) {
tf.setValue(val.substring(0, 4));
}
}
});
}
}
}
@Override
protected String getDescription() {
return "Another set of simple use case/tests for TextChangeEvents";
}
@Override
protected Integer getTicketNumber() {
return 2387;
}
}
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