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/*
@ITMillApache2LicenseForJavaFiles@
*/
package com.vaadin.tests.featurebrowser;
import java.net.URL;
import java.util.Iterator;
import java.util.Map;
import com.vaadin.terminal.DownloadStream;
import com.vaadin.terminal.ExternalResource;
import com.vaadin.terminal.ParameterHandler;
import com.vaadin.terminal.URIHandler;
import com.vaadin.ui.Component;
import com.vaadin.ui.Form;
import com.vaadin.ui.Label;
import com.vaadin.ui.Link;
import com.vaadin.ui.OrderedLayout;
import com.vaadin.ui.Panel;
import com.vaadin.ui.Select;
import com.vaadin.ui.Table;
public class FeatureParameters extends Feature implements URIHandler,
ParameterHandler {
private final Label context = new Label();
private final Label relative = new Label();
private final Table params = new Table();
public FeatureParameters() {
super();
params.addContainerProperty("Values", String.class, "");
}
@Override
protected Component getDemoComponent() {
final OrderedLayout l = new OrderedLayout();
final Label info = new Label("To test this feature, try to "
+ "add some get parameters to URL. For example if you have "
+ "the feature browser installed in your local host, try url: ");
info.setCaption("Usage info");
l.addComponent(info);
try {
final URL u1 = new URL(getApplication().getURL(),
"test/uri?test=1&test=2");
final URL u2 = new URL(getApplication().getURL(),
"foo/bar?mary=john&count=3");
l.addComponent(new Link(u1.toString(), new ExternalResource(u1)));
l.addComponent(new Label("Or this: "));
l.addComponent(new Link(u2.toString(), new ExternalResource(u2)));
} catch (final Exception e) {
System.out.println("Couldn't get hostname for this machine: "
+ e.toString());
e.printStackTrace();
}
// URI
final Panel p1 = new Panel("URI Handler");
context.setCaption("Last URI handler context");
p1.addComponent(context);
relative.setCaption("Last relative URI");
p1.addComponent(relative);
l.addComponent(p1);
// Parameters
final Panel p2 = new Panel("Parameter Handler");
params.setCaption("Last parameters");
params.setColumnHeaderMode(Table.COLUMN_HEADER_MODE_ID);
params.setRowHeaderMode(Table.ROW_HEADER_MODE_ID);
p2.addComponent(params);
l.addComponent(p2);
// Properties
propertyPanel = new PropertyPanel(p1);
final Form ap = propertyPanel.createBeanPropertySet(new String[] {
"width", "height" });
final Select themes = (Select) propertyPanel.getField("style");
themes.addItem("light").getItemProperty(
themes.getItemCaptionPropertyId()).setValue("light");
themes.addItem("strong").getItemProperty(
themes.getItemCaptionPropertyId()).setValue("strong");
propertyPanel.addProperties("Panel Properties", ap);
setJavadocURL("ui/Panel.html");
return l;
}
@Override
protected String getDescriptionXHTML() {
return "This is a demonstration of how URL parameters can be recieved and handled."
+ "Parameters and URL:s can be received trough the windows by registering "
+ "URIHandler and ParameterHandler classes window.";
}
@Override
protected String getImage() {
return "parameters.jpg";
}
@Override
protected String getTitle() {
return "Parameters";
}
/**
* Add URI and parametes handlers to window.
*
* @see com.vaadin.ui.Component#attach()
*/
@Override
public void attach() {
super.attach();
getWindow().addURIHandler(this);
getWindow().addParameterHandler(this);
}
/**
* Remove all handlers from window
*
* @see com.vaadin.ui.Component#detach()
*/
@Override
public void detach() {
super.detach();
getWindow().removeURIHandler(this);
getWindow().removeParameterHandler(this);
}
/**
* Update URI
*
* @see com.vaadin.terminal.URIHandler#handleURI(URL, String)
*/
public DownloadStream handleURI(URL context, String relativeUri) {
this.context.setValue(context.toString());
relative.setValue(relativeUri);
return null;
}
/**
* Update parameters table
*
* @see com.vaadin.terminal.ParameterHandler#handleParameters(Map)
*/
public void handleParameters(Map parameters) {
params.removeAllItems();
for (final Iterator i = parameters.keySet().iterator(); i.hasNext();) {
final String name = (String) i.next();
final String[] values = (String[]) parameters.get(name);
String v = "";
for (int j = 0; j < values.length; j++) {
if (v.length() > 0) {
v += ", ";
}
v += "'" + values[j] + "'";
}
params.addItem(new Object[] { v }, name);
}
}
}
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