/*
* Copyright 2014 Red Hat, Inc. and/or its affiliates.
*
* 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 org.dashbuilder.displayer.client.widgets.filter;
import java.util.ArrayList;
import java.util.List;
import javax.enterprise.context.Dependent;
import javax.inject.Inject;
import com.google.gwt.user.client.ui.IsWidget;
import com.google.gwt.user.client.ui.Widget;
import org.dashbuilder.common.client.StringUtils;
import org.uberfire.client.mvp.UberView;
import org.uberfire.mvp.Command;
@Dependent
public class MultipleTextParameterEditor implements FunctionParameterEditor {
public interface View extends UberView<MultipleTextParameterEditor> {
String getValue();
void setValue(String value);
void error();
void setFocus(boolean focus);
}
Command onChangeCommand = new Command() { public void execute() {} };
List values = new ArrayList();
View view;
@Inject
public MultipleTextParameterEditor(View view) {
this.view = view;
this.view.init(this);
}
@Override
public Widget asWidget() {
return view.asWidget();
}
public void setOnChangeCommand(Command onChangeCommand) {
this.onChangeCommand = onChangeCommand;
}
public List getValues() {
return values;
}
public void setValues(List input) {
values = input;
view.setValue(format(input));
}
@Override
public void setFocus(boolean focus) {
view.setFocus(focus);
}
void valueChanged() {
try {
List l = parse(view.getValue().trim());
if (l.isEmpty()) {
view.error();
} else {
values.clear();
values.addAll(l);
onChangeCommand.execute();
}
} catch (Exception e) {
view.error();
}
}
public List parse(String s) throws Exception {
List result = new ArrayList();
List<String> tokens = s.contains("|") ? StringUtils.split(s, '|') : StringUtils.split(s, ',');
for (String token : tokens) {
result.add(token.trim());
}
return result;
}
public String format(List l) {
StringBuilder out = new StringBuilder();
for (Object val : l) {
if (out.length() > 0) {
out.append(" | ");
}
out.append(val);
}
return out.toString();
}
}