/***** BEGIN LICENSE BLOCK *****
* Version: CPL 1.0/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Common Public
* License Version 1.0 (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.eclipse.org/legal/cpl-v10.html
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
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* Copyright (C) 2006 Mirko Stocker <me@misto.ch>
*
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* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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package org.rubypeople.rdt.refactoring.core.renamelocal;
import java.util.Observable;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.List;
import org.eclipse.swt.widgets.Text;
import org.rubypeople.rdt.refactoring.ui.IErrorMessageGenerator;
import org.rubypeople.rdt.refactoring.ui.IErrorMessageReceiver;
import org.rubypeople.rdt.refactoring.util.NameValidator;
public class VariableNameProvider extends Observable implements IErrorMessageGenerator {
private String selected = ""; //$NON-NLS-1$
private String name = ""; //$NON-NLS-1$
private IErrorMessageReceiver errorReceiver;
public VariableNameProvider(String selected) {
this.selected = selected;
this.name = selected;
}
public String getSelected() {
return selected;
}
public String getName() {
return name;
}
public void handleEvent(Event event) {
if (event.widget instanceof List) {
selected = ((List) event.widget).getSelection()[0];
} else if (event.widget instanceof Text) {
String newName = ((Text) event.widget).getText();
if(NameValidator.isValidLocalVariableName(newName)) {
name = newName;
errorReceiver.setError(null);
} else {
errorReceiver.setError(newName + Messages.VariableNameProvider_NoValidName);
}
} else {
return;
}
setChanged();
notifyObservers();
}
public void setErrorReceiver(IErrorMessageReceiver errorReceiver) {
this.errorReceiver = errorReceiver;
}
}