package com.vaadin.tests.components;
import java.util.Arrays;
import com.vaadin.data.Property.ValueChangeEvent;
import com.vaadin.data.Property.ValueChangeListener;
import com.vaadin.ui.AbsoluteLayout;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.GridLayout;
import com.vaadin.ui.HasComponents.ComponentAttachEvent;
import com.vaadin.ui.HasComponents.ComponentAttachListener;
import com.vaadin.ui.Label;
import com.vaadin.ui.Notification;
import com.vaadin.ui.OptionGroup;
import com.vaadin.ui.VerticalLayout;
public class LayoutAttachListenerInfo extends TestBase {
private VerticalLayout content = new VerticalLayout();
@Override
protected void setup() {
OptionGroup layouts = new OptionGroup("Layouts", Arrays.asList(
"AbsoluteLayout", "OrderedLayout", "GridLayout"));
layouts.select("AbsoluteLayout");
layouts.setImmediate(true);
layouts.addValueChangeListener(new ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
if (event.getProperty().getValue().equals("AbsoluteLayout")) {
testAbsoluteLayout();
} else if (event.getProperty().getValue()
.equals("OrderedLayout")) {
testOrderedLayout();
} else if (event.getProperty().getValue().equals("GridLayout")) {
testGridLayout();
}
}
});
addComponent(layouts);
addComponent(content);
testAbsoluteLayout();
}
@Override
protected String getDescription() {
return "When pressing the attach button a Label with the value \"X\" "
+ "should get added to the selected layout and a notification of the position"
+ " of the component should be visible";
}
@Override
protected Integer getTicketNumber() {
return 6368;
}
private void testAbsoluteLayout() {
content.removeAllComponents();
final AbsoluteLayout a = new AbsoluteLayout();
a.setWidth("300px");
a.setHeight("300px");
a.addComponentAttachListener(new ComponentAttachListener() {
@Override
public void componentAttachedToContainer(ComponentAttachEvent event) {
AbsoluteLayout layout = (AbsoluteLayout) event.getContainer();
AbsoluteLayout.ComponentPosition position = layout
.getPosition(event.getAttachedComponent());
getMainWindow().showNotification(
"Attached to " + position.getCSSString(),
Notification.TYPE_ERROR_MESSAGE);
}
});
content.addComponent(a);
content.addComponent(new Button("Attach label to layout",
new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
a.addComponent(new Label("X"), "top:50px;left:50px");
}
}));
}
private void testOrderedLayout() {
content.removeAllComponents();
final VerticalLayout v = new VerticalLayout();
v.setWidth("300px");
v.setHeight("300px");
v.addComponentAttachListener(new ComponentAttachListener() {
@Override
public void componentAttachedToContainer(ComponentAttachEvent event) {
VerticalLayout layout = (VerticalLayout) event.getContainer();
getMainWindow().showNotification(
"Attached to index "
+ layout.getComponentIndex(event
.getAttachedComponent()),
Notification.TYPE_ERROR_MESSAGE);
}
});
content.addComponent(v);
content.addComponent(new Button("Attach label to layout",
new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
v.addComponent(new Label("X"));
}
}));
}
private void testGridLayout() {
content.removeAllComponents();
final GridLayout g = new GridLayout(4, 4);
g.setWidth("300px");
g.setHeight("300px");
g.setHideEmptyRowsAndColumns(true);
g.addComponentAttachListener(new ComponentAttachListener() {
@Override
public void componentAttachedToContainer(ComponentAttachEvent event) {
GridLayout layout = (GridLayout) event.getContainer();
GridLayout.Area area = layout.getComponentArea(event
.getAttachedComponent());
getMainWindow().showNotification(
"Attached to " + area.getColumn1() + ","
+ area.getRow1(),
Notification.TYPE_ERROR_MESSAGE);
}
});
content.addComponent(g);
content.addComponent(new Button("Attach label to layout",
new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
g.addComponent(new Label("X"), 2, 3);
}
}));
}
}