/*
* Copyright 2000-2016 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.minitutorials.v7a2;
import com.google.gwt.dom.client.Element;
import com.vaadin.client.ui.AbstractComponentConnector;
import com.vaadin.client.ui.SimpleManagedLayout;
import com.vaadin.client.ui.layout.ElementResizeEvent;
import com.vaadin.client.ui.layout.ElementResizeListener;
/**
* Mini tutorial code for
* https://vaadin.com/wiki/-/wiki/Main/Widget%20styling%20using%20only%20CSS,
* https
* ://vaadin.com/wiki/-/wiki/Main/Lightweight%20calculations%20of%20widget%20l
* ayout and https://vaadin.com/wiki/-/wiki/Main/Complex%20widget%20layouts
*
* @author Vaadin Ltd
* @since 7.0.0
*/
public class MyPickerConnector extends AbstractComponentConnector
implements SimpleManagedLayout {
@Override
public MyPickerWidget getWidget() {
return (MyPickerWidget) super.getWidget();
}
private final ElementResizeListener listener = new ElementResizeListener() {
@Override
public void onElementResize(ElementResizeEvent e) {
int buttonWidth = getLayoutManager().getOuterWidth(e.getElement());
buttonWidth -= getLayoutManager().getMarginRight(e.getElement());
getWidget().adjustButtonSpace(buttonWidth);
}
};
@Override
protected void init() {
Element button = getWidget().getWidget(1).getElement();
getLayoutManager().addElementResizeListener(button, listener);
getLayoutManager().registerDependency(this, button);
}
@Override
public void onUnregister() {
Element button = getWidget().getWidget(1).getElement();
getLayoutManager().removeElementResizeListener(button, listener);
getLayoutManager().unregisterDependency(this, button);
}
@Override
public void layout() {
Element button = getWidget().getWidget(1).getElement();
int buttonWidth = getLayoutManager().getOuterWidth(button);
buttonWidth -= getLayoutManager().getMarginRight(button);
getWidget().adjustButtonSpace(buttonWidth);
}
}