package com.vaadin.tests.layouts;
import java.io.File;
import java.net.URL;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
import com.vaadin.data.Item;
import com.vaadin.data.Property;
import com.vaadin.data.Property.ValueChangeEvent;
import com.vaadin.data.Property.ValueChangeListener;
import com.vaadin.data.util.BeanItem;
import com.vaadin.data.util.IndexedContainer;
import com.vaadin.tests.components.TestBase;
import com.vaadin.ui.AbsoluteLayout;
import com.vaadin.ui.AbsoluteLayout.ComponentPosition;
import com.vaadin.ui.AbstractComponent;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Component;
import com.vaadin.ui.DefaultFieldFactory;
import com.vaadin.ui.Field;
import com.vaadin.ui.Form;
import com.vaadin.ui.Label;
import com.vaadin.ui.Layout;
import com.vaadin.ui.NativeSelect;
import com.vaadin.ui.TextArea;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.ui.Window;
public class TestAbsoluteLayout extends TestBase {
private static class MFieldFactory extends DefaultFieldFactory {
@Override
public Field<?> createField(Item item, Object propertyId,
Component uiContext) {
if (propertyId.equals("CSSString")) {
TextArea f = new TextArea();
f.setRows(5);
f.setHeight("8em");
f.setCaption("CSS string");
return f;
} else if (((String) propertyId).contains("Units")) {
NativeSelect s = new NativeSelect() {
};
s.addContainerProperty("caption", String.class, "");
s.setItemCaptionPropertyId("caption");
s.setNullSelectionAllowed(false);
for (int i = 0; i < Layout.Unit.values().length; i++) {
Item unitItem = s.addItem(i);
unitItem.getItemProperty("caption").setValue(
Layout.Unit.values()[i]);
}
return s;
}
return super.createField(item, propertyId, uiContext);
}
private static MFieldFactory instance;
public static DefaultFieldFactory get() {
if (instance == null) {
instance = new MFieldFactory();
}
return instance;
}
}
@Override
protected String getDescription() {
return "This is absolute layout tester.";
}
@Override
protected Integer getTicketNumber() {
return null;
}
@Override
protected void setup() {
AbsoluteLayout layout = new AbsoluteLayout();
setTheme("tests-tickets");
layout.setStyleName("cyan");
layout.setWidth("1000px");
layout.setHeight("500px");
layout.addComponent(new Label("Hello World"));
Button button = new Button("Centered button,z-index:10;");
button.setSizeFull();
layout.addComponent(button,
"top:40%;bottom:40%;right:20%;left:20%;z-index:10;");
Label label = new Label(
"Exotic positioned label. Fullsize, top:100px; left:2cm; right: 3.5in; bottom:12.12mm ");
label.setStyleName("yellow");
label.setSizeFull();
layout.addComponent(label,
"top:100px; left:2cm; right: 3.5in; bottom:12.12mm");
label = new Label("fullize, bottom:80%;left:80%;");
label.setStyleName("green");
label.setSizeFull();
layout.addComponent(label, "bottom:80%;left:80%;");
label = new Label("bottomright");
label.setSizeUndefined();
label.setStyleName("green");
layout.addComponent(label, "bottom:0px; right:0px;");
getLayout().setSizeFull();
getLayout().addComponent(layout);
getMainWindow().addWindow(new EditorWindow(layout));
}
public class EditorWindow extends Window {
private final AbsoluteLayout l;
private Form componentEditor;
private Form positionEditor;
public EditorWindow(AbsoluteLayout lo) {
super("AbsoluteLayout editor aka köyhän miehen wysiwyg");
l = lo;
setHeight("600px");
Button componentChooser = new Button("choose component to edit");
componentChooser.addListener(new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
VerticalLayout layout = new VerticalLayout();
layout.setMargin(true);
final Window chooser = new Window("Choose component",
layout);
layout.setSizeUndefined();
chooser.setModal(true);
NativeSelect select = new NativeSelect(
"Choose component to edit");
select.setNullSelectionAllowed(false);
IndexedContainer container = new IndexedContainer();
container.addContainerProperty("caption", String.class, "");
Iterator<Component> componentIterator = l
.getComponentIterator();
while (componentIterator.hasNext()) {
AbstractComponent next = (AbstractComponent) componentIterator
.next();
Item item = container.addItem(next);
String caption = next.getClass().getSimpleName();
caption += "; cap: " + next.getCaption() + "; debugid"
+ getId();
if (next instanceof Property) {
caption += " value:"
+ ((Property<?>) next).getValue();
}
item.getItemProperty("caption").setValue(caption);
}
select.setContainerDataSource(container);
select.setItemCaptionPropertyId("caption");
select.setImmediate(true);
select.addListener(new ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
editcomponent((Component) event.getProperty()
.getValue());
getMainWindow().removeWindow(chooser);
}
});
layout.addComponent(select);
getMainWindow().addWindow(chooser);
}
});
addComponent(componentChooser);
Button addComp = new Button("add component");
addComp.addListener(new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
VerticalLayout layout = new VerticalLayout();
layout.setMargin(true);
final Window chooser = new Window(
"Choose component type to add", layout);
layout.setSizeUndefined();
chooser.setModal(true);
NativeSelect select = new NativeSelect(
"Choose component to edit");
select.setNullSelectionAllowed(false);
IndexedContainer container = new IndexedContainer();
URL resource = AbstractComponent.class.getResource(".");
File directory = new File(resource.getFile());
if (directory.exists()) {
// Get the list of the files contained in the
// package
final String[] files = directory.list();
for (int j = 0; j < files.length; j++) {
// we are only interested in .class files
if (files[j].endsWith(".class")) {
// removes the .class extension
String p = resource.toString()
+ files[j].substring(0,
files[j].length() - 6);
p = p.replaceAll(".*classes/", "");
p = p.replaceAll("/", ".");
Class<?> c;
try {
c = Class.forName(p);
if (AbstractComponent.class
.isAssignableFrom(c)
&& !p.toLowerCase().contains(
"layout")
&& !p.toLowerCase().contains(
"abstract")) {
container.addItem(c);
}
} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
}
select.setContainerDataSource(container);
select.setImmediate(true);
select.addListener(new ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
Class<?> c = (Class<?>) event.getProperty()
.getValue();
try {
Component newInstance = (Component) c
.newInstance();
l.addComponent(newInstance);
editcomponent(newInstance);
getMainWindow().removeWindow(chooser);
} catch (InstantiationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalAccessException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
});
layout.addComponent(select);
getMainWindow().addWindow(chooser);
}
});
addComponent(addComp);
componentEditor = new Form();
componentEditor.setBuffered(true);
componentEditor.setCaption("Component properties:");
componentEditor.setFormFieldFactory(MFieldFactory.get());
addComponent(componentEditor);
positionEditor = new Form();
positionEditor.setCaption("Component position");
positionEditor.setBuffered(true);
positionEditor.setFormFieldFactory(MFieldFactory.get());
addComponent(positionEditor);
Button b = new Button("Commit changes", new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
positionEditor.commit();
componentEditor.commit();
}
});
addComponent(b);
}
private void editcomponent(Component value) {
BeanItem<Component> beanItem = new BeanItem<Component>(value);
String c = "Component properties for "
+ value.getClass().getSimpleName();
ArrayList<String> fields = new ArrayList<String>(
Arrays.asList(new String[] { "width", "widthUnits",
"height", "heightUnits", "caption", "styleName" }));
if (value instanceof Label) {
c += "(" + ((Label) value).getValue() + ")";
fields.add("value");
}
componentEditor.setItemDataSource(beanItem, fields);
BeanItem<ComponentPosition> positionItem = new BeanItem<ComponentPosition>(
l.getPosition(value));
componentEditor.setCaption(c);
positionEditor.setItemDataSource(positionItem);
}
}
}