/*
* GWTEventService
* Copyright (c) 2011 and beyond, strawbill UG (haftungsbeschr�nkt)
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 3 of
* the License, or (at your option) any later version.
* Other licensing for GWTEventService may also be possible on request.
* Please view the license.txt of the project for more information.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package de.novanic.gwteventservice.demo.conversationapp.client.conversation.ui;
import com.google.gwt.user.client.ui.*;
import com.google.gwt.event.shared.HandlerRegistration;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.event.dom.client.KeyUpHandler;
import com.google.gwt.event.dom.client.KeyUpEvent;
import java.util.Collection;
import java.util.ArrayList;
import java.util.Iterator;
/**
* @author sstrohschein
* <br>Date: 16.09.2008
* <br>Time: 13:46:57
*/
public class GWTConversationMessagePanel extends HorizontalPanel implements ConversationMessagePanel
{
private Button mySendButton;
private TextBox myMessageTextBox;
private Collection<HandlerRegistration> myHandlerRegistrations;
public GWTConversationMessagePanel() {
mySendButton = new Button();
mySendButton.setText("Send");
myHandlerRegistrations = new ArrayList<HandlerRegistration>();
myMessageTextBox = new TextBox();
myMessageTextBox.setMaxLength(250);
myMessageTextBox.setWidth("240px");
myMessageTextBox.addKeyUpHandler(new KeyUpHandler() {
public void onKeyUp(KeyUpEvent aKeyUpEvent) {
if(aKeyUpEvent.getNativeKeyCode() == 13) {
mySendButton.click();
}
}
});
enable(false);
//add the content
setSpacing(5);
setHorizontalAlignment(HasHorizontalAlignment.ALIGN_CENTER);
add(new Label("Message:"));
add(myMessageTextBox);
add(mySendButton);
}
public String getMessageText() {
return myMessageTextBox.getText();
}
public void resetMessageText() {
myMessageTextBox.setText("");
}
public void reset() {
resetMessageText();
Iterator<HandlerRegistration> theHandlerRegistrationIterator = myHandlerRegistrations.iterator();
while(theHandlerRegistrationIterator.hasNext()) {
HandlerRegistration theHandlerRegistration = theHandlerRegistrationIterator.next();
theHandlerRegistration.removeHandler();
theHandlerRegistrationIterator.remove();
}
}
public void enable(boolean isEnable) {
mySendButton.setEnabled(isEnable);
myMessageTextBox.setEnabled(isEnable);
if(isEnable) {
myMessageTextBox.setFocus(true);
}
}
public void setFocus(boolean isFocus) {
myMessageTextBox.setFocus(isFocus);
}
public HandlerRegistration addSendButtonListener(ClickHandler aClickHandler) {
final HandlerRegistration theHandlerRegistration = mySendButton.addClickHandler(aClickHandler);
myHandlerRegistrations.add(theHandlerRegistration);
return theHandlerRegistration;
}
}