/*
* 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.client.ui.textarea;
import com.google.gwt.dom.client.Style;
import com.google.gwt.event.dom.client.MouseUpEvent;
import com.google.gwt.event.dom.client.MouseUpHandler;
import com.vaadin.client.event.InputEvent;
import com.vaadin.client.ui.VTextArea;
import com.vaadin.client.ui.textfield.AbstractTextFieldConnector;
import com.vaadin.shared.ui.Connect;
import com.vaadin.shared.ui.textarea.TextAreaServerRpc;
import com.vaadin.shared.ui.textarea.TextAreaState;
import com.vaadin.ui.TextArea;
@Connect(TextArea.class)
public class TextAreaConnector extends AbstractTextFieldConnector {
@Override
public TextAreaState getState() {
return (TextAreaState) super.getState();
}
@Override
public VTextArea getWidget() {
return (VTextArea) super.getWidget();
}
@Override
protected void init() {
super.init();
getWidget().addChangeHandler(event -> sendValueChange());
getWidget().addDomHandler(event -> {
getValueChangeHandler().scheduleValueChange();
}, InputEvent.getType());
getWidget().addMouseUpHandler(new ResizeMouseUpHandler());
}
/*
* Workaround to handle the resize on the mouse up.
*/
private class ResizeMouseUpHandler implements MouseUpHandler {
@Override
public void onMouseUp(MouseUpEvent event) {
Style elementStyle = getWidget().getElement().getStyle();
String newHeight = elementStyle.getHeight();
String newWidth = elementStyle.getWidth();
if (newHeight == null) {
newHeight = "";
}
if (newWidth == null) {
newWidth = "";
}
if (!newHeight.equals(getState().height)) {
getRpcProxy(TextAreaServerRpc.class).setHeight(newHeight);
}
if (!newWidth.equals(getState().width)) {
getRpcProxy(TextAreaServerRpc.class).setWidth(newWidth);
}
}
}
}