/*
* Copyright 2013 MovingBlocks
*
* 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.terasology.rendering.nui.layouts;
import com.google.common.collect.Lists;
import org.terasology.rendering.nui.UIWidget;
import org.terasology.rendering.nui.layouts.miglayout.MigLayout;
import org.terasology.rendering.nui.properties.Property;
import org.terasology.rendering.nui.properties.PropertyOrdering;
import org.terasology.rendering.nui.properties.PropertyProvider;
import org.terasology.rendering.nui.widgets.ActivateEventListener;
import org.terasology.rendering.nui.widgets.UIButton;
import org.terasology.rendering.nui.widgets.UILabel;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
/**
* Created by synopia on 03.01.14.
*/
public class PropertyLayout extends MigLayout {
private Comparator<? super Property<?, ?>> propertyComparator = PropertyOrdering.byLabel();
public PropertyLayout() {
}
public PropertyLayout(String id) {
super(id);
}
public void setOrdering(Comparator<? super Property<?, ?>> comparator) {
this.propertyComparator = comparator;
}
/**
* Adds a provider for properties to this layout. All properties appears in a list that may be collapsed/expanded.
* Initially the list is expanded.
*/
public void addPropertyProvider(String groupLabel, final PropertyProvider<?> propertyProvider) {
if (propertyProvider.getProperties().size() > 0) {
final UIButton expand = new UIButton("", "-");
expand.setTooltip("Click to collapse");
final UILabel headline = new UILabel(groupLabel);
final MigLayout layout = new MigLayout();
layout.setColConstraints("[min][fill]");
layout.setRowConstraints("[min]");
expand.subscribe(new ActivateEventListener() {
@Override
public void onActivated(UIWidget widget) {
UIButton button = (UIButton) widget;
if ("-".equals(button.getText())) {
layout.clear();
invalidate();
button.setText("+");
button.setTooltip("Click to expand");
} else {
expand(propertyProvider, layout);
button.setText("-");
button.setTooltip("Click to collapse");
}
}
});
addWidget(expand, new CCHint("newline, w 45!, h 22!"));
addWidget(headline, new CCHint());
addWidget(layout, new CCHint("newline, spanx 2"));
expand(propertyProvider, layout);
}
}
private void expand(PropertyProvider<?> propertyProvider, MigLayout layout) {
List<Property<?, ?>> props = Lists.newArrayList(propertyProvider.getProperties());
Collections.sort(props, propertyComparator);
for (Property<?, ?> property : props) {
UILabel label = property.getLabel();
UIWidget editor = property.getEditor();
editor.setTooltip(property.getDescription());
layout.addWidget(label, new CCHint("newline"));
layout.addWidget(editor, new CCHint());
}
invalidate();
}
}