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package com.vaadin.tests;
import com.vaadin.ui.Button;
import com.vaadin.ui.CheckBox;
import com.vaadin.ui.Component;
import com.vaadin.ui.CustomComponent;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.Label;
import com.vaadin.ui.Panel;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.v7.ui.AbstractSelect;
import com.vaadin.v7.ui.NativeSelect;
import com.vaadin.v7.ui.OptionGroup;
import com.vaadin.v7.ui.Tree;
import com.vaadin.v7.ui.TwinColSelect;
/**
* @author Vaadin Ltd.
*/
public class TestForPreconfiguredComponents extends CustomComponent {
private static final String[] firstnames = { "John", "Mary", "Joe", "Sarah",
"Jeff", "Jane", "Peter", "Marc", "Josie", "Linus" };
private static final String[] lastnames = { "Torvalds", "Smith", "Jones",
"Beck", "Sheridan", "Picard", "Hill", "Fielding", "Einstein" };
private final VerticalLayout main = new VerticalLayout();
public TestForPreconfiguredComponents() {
setCompositionRoot(main);
createNewView();
}
public void createNewView() {
main.removeAllComponents();
main.addComponent(new Label(
"In Toolkit 5 we introduce new components. Previously we"
+ " usually used setStyle or some other methods on possibly "
+ "multiple steps to configure component for ones needs. These new "
+ "server side components are mostly just classes that in constructor "
+ "set base class to state that programmer wants."));
main.addComponent(new Button("commit"));
Panel test = createTestBench(new CheckBox());
test.setCaption("CheckBox (configured from button)");
main.addComponent(test);
AbstractSelect s = new TwinColSelect();
fillSelect(s, 20);
test = createTestBench(s);
test.setCaption("TwinColSelect (configured from select)");
main.addComponent(test);
s = new NativeSelect();
fillSelect(s, 20);
test = createTestBench(s);
test.setCaption("Native (configured from select)");
main.addComponent(test);
s = new OptionGroup();
fillSelect(s, 20);
test = createTestBench(s);
test.setCaption("OptionGroup (configured from select)");
main.addComponent(test);
s = new OptionGroup();
fillSelect(s, 20);
s.setMultiSelect(true);
test = createTestBench(s);
test.setCaption(
"OptionGroup + multiselect manually (configured from select)");
main.addComponent(test);
final Button b = new Button("refresh view", event -> createNewView());
main.addComponent(b);
}
public static void fillSelect(AbstractSelect s, int items) {
for (int i = 0; i < items; i++) {
final String name = firstnames[(int) (Math.random()
* (firstnames.length - 1))] + " "
+ lastnames[(int) (Math.random() * (lastnames.length - 1))];
s.addItem(name);
}
}
public Tree createTestTree() {
Tree t = new Tree("Tree");
final String[] names = new String[100];
for (int i = 0; i < names.length; i++) {
names[i] = firstnames[(int) (Math.random()
* (firstnames.length - 1))] + " "
+ lastnames[(int) (Math.random() * (lastnames.length - 1))];
}
// Create tree
t = new Tree("Organization Structure");
for (int i = 0; i < 100; i++) {
t.addItem(names[i]);
final String parent = names[(int) (Math.random()
* (names.length - 1))];
if (t.containsId(parent)) {
t.setParent(names[i], parent);
}
}
// Forbid childless people to have children (makes them leaves)
for (int i = 0; i < 100; i++) {
if (!t.hasChildren(names[i])) {
t.setChildrenAllowed(names[i], false);
}
}
return t;
}
public Panel createTestBench(Component t) {
final HorizontalLayout ol = new HorizontalLayout();
ol.addComponent(t);
final HorizontalLayout ol2 = new HorizontalLayout();
final VerticalLayout statusLayout = new VerticalLayout();
final Panel status = new Panel("Events", statusLayout);
final Button clear = new Button("clear event log");
clear.addClickListener(event -> {
statusLayout.removeAllComponents();
statusLayout.addComponent(ol2);
});
ol2.addComponent(clear);
final Button commit = new Button("commit changes");
ol2.addComponent(commit);
statusLayout.addComponent(ol2);
status.setHeight("300px");
status.setWidth("400px");
ol.addComponent(status);
t.addListener(event -> {
statusLayout.addComponent(new Label(event.getClass().getName()));
// TODO should not use LegacyField.toString()
statusLayout.addComponent(
new Label("selected: " + event.getSource().toString()));
});
return new Panel(ol);
}
}
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