/*
* Copyright 2000-2014 Vaadin Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.vaadin.tests;
import java.util.ArrayList;
import com.vaadin.ui.AbstractOrderedLayout;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.CustomComponent;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.Label;
import com.vaadin.ui.VerticalLayout;
/**
*
* This Component contains some simple test to see that component updates its
* contents propertly.
*
* @author Vaadin Ltd.
*/
public class OrderedLayoutSwapComponents extends CustomComponent {
private final AbstractOrderedLayout main;
ArrayList<MyComponent> order = new ArrayList<MyComponent>();
public OrderedLayoutSwapComponents() {
main = new VerticalLayout();
// main.setSizeFull();
setCompositionRoot(main);
createNewView();
}
public void createNewView() {
main.removeAllComponents();
for (int i = 0; i < 10; i++) {
MyComponent c = new MyComponent("Component " + i);
main.addComponent(c);
order.add(c);
}
setCompositionRoot(main);
}
class MyComponent extends CustomComponent {
private static final int FIRST = 0;
private static final int LAST = 1;
private Button up;
private Button down;
MyComponent(String name) {
HorizontalLayout ol = new HorizontalLayout();
ol.setId(name.replaceAll(" ", ""));
ol.addComponent(new Label(name));
up = new Button("up");
up.addListener(new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
int newIndex = order.indexOf(MyComponent.this) - 1;
MyComponent old = order.get(newIndex);
main.replaceComponent(old, MyComponent.this);
order.remove(MyComponent.this);
order.add(newIndex, MyComponent.this);
if (newIndex == 0) {
MyComponent.this.setMode(FIRST);
} else {
MyComponent.this.setMode(69);
}
}
});
ol.addComponent(up);
down = new Button("down");
down.addListener(new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
int newIndex = order.indexOf(MyComponent.this) + 1;
MyComponent old = order.get(newIndex);
main.replaceComponent(old, MyComponent.this);
order.remove(MyComponent.this);
order.add(newIndex, MyComponent.this);
if (newIndex == order.size() - 1) {
MyComponent.this.setMode(LAST);
} else {
MyComponent.this.setMode(69);
}
}
});
ol.addComponent(down);
setCompositionRoot(ol);
}
public void setMode(int mode) {
up.setEnabled(true);
down.setEnabled(true);
if (mode == FIRST) {
up.setEnabled(false);
} else if (mode == LAST) {
down.setEnabled(false);
}
}
}
}