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package com.vaadin.tests.components.upload;
import java.io.ByteArrayOutputStream;
import java.io.OutputStream;
import com.vaadin.tests.components.TestBase;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Button.ClickListener;
import com.vaadin.ui.TextField;
import com.vaadin.ui.Upload;
import com.vaadin.ui.Upload.FailedEvent;
import com.vaadin.ui.Upload.FinishedEvent;
import com.vaadin.ui.Upload.Receiver;
import com.vaadin.ui.Upload.StartedEvent;
public class ForceSubmit extends TestBase implements Receiver {
@Override
protected Integer getTicketNumber() {
return 6630;
}
@Override
public OutputStream receiveUpload(String filename, String MIMEType) {
return new ByteArrayOutputStream();
}
@Override
protected void setup() {
final TextField textField = new TextField("Test field");
addComponent(textField);
final Upload u;
u = new Upload("Upload", this);
u.setButtonCaption(null);
addComponent(u);
u.addListener(new Upload.FinishedListener() {
@Override
public void uploadFinished(FinishedEvent event) {
String filename = event.getFilename();
long length = event.getLength();
getMainWindow().showNotification(
"Done. Filename : " + filename + " Lenght: " + length);
}
});
u.addListener(new Upload.FailedListener() {
@Override
public void uploadFailed(FailedEvent event) {
getMainWindow().showNotification("Failed. No file selected?");
}
});
u.addListener(new Upload.StartedListener() {
@Override
public void uploadStarted(StartedEvent event) {
getMainWindow().showNotification(
"Started upload. TF value :" + textField.getValue());
}
});
Button button = new Button(
"I'm an external button (not the uploads builtin), hit me to start upload.");
button.addListener(new ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
u.submitUpload();
}
});
addComponent(button);
}
@Override
protected String getDescription() {
return "Some wireframists are just so web 1.0. If requirements "
+ "say the upload must not start until the whole form "
+ "is 'Oukeyd', that is what we gotta do. In these cases "
+ "developers most probably also want to hide the uploads"
+ " internal button by setting its caption to null.";
}
}
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