/*
* 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.client.widgets.dataset.editor.attributes;
import com.google.gwt.editor.client.EditorDelegate;
import com.google.gwt.user.client.ui.IsWidget;
import com.google.gwt.user.client.ui.Widget;
import org.dashbuilder.client.widgets.resources.i18n.DataSetEditorConstants;
import org.dashbuilder.common.client.editor.ToggleSwitchEditor;
import org.dashbuilder.common.client.editor.ValueBoxEditor;
import org.dashbuilder.common.client.event.ValueChangeEvent;
import org.dashbuilder.dataset.def.DataSetDef;
import org.gwtbootstrap3.client.ui.constants.Placement;
import javax.annotation.PostConstruct;
import javax.enterprise.context.Dependent;
import javax.enterprise.event.Observes;
import javax.inject.Inject;
import static org.uberfire.commons.validation.PortablePreconditions.checkNotNull;
/**
* <p>Data Set backend cache attributes editor presenter.</p>
*
* @since 0.4.0
*/
@Dependent
public class DataSetDefBackendCacheAttributesEditor implements IsWidget, org.dashbuilder.dataset.client.editor.DataSetDefBackendCacheAttributesEditor {
ToggleSwitchEditor cacheEnabled;
ValueBoxEditor<Integer> cacheMaxRows;
public DataSetDefCacheAttributesEditorView view;
@Inject
public DataSetDefBackendCacheAttributesEditor(final ToggleSwitchEditor cacheEnabled,
final ValueBoxEditor<Integer> cacheMaxRows,
final DataSetDefCacheAttributesEditorView view) {
this.cacheEnabled = cacheEnabled;
this.cacheMaxRows = cacheMaxRows;
this.view = view;
}
@PostConstruct
public void init() {
view.init(viewCallback);
view.init(DataSetEditorConstants.INSTANCE.backendCache(), DataSetEditorConstants.INSTANCE.rows(),
cacheEnabled.asWidget(), cacheMaxRows.view);
cacheMaxRows.addHelpContent(DataSetEditorConstants.INSTANCE.attributeMaxRows(),
DataSetEditorConstants.INSTANCE.attributeMaxRows_description(),
Placement.BOTTOM);
}
public void setRange(final Double min, final Double max) {
view.setRange(min, max);
}
@Override
public Widget asWidget() {
return view.asWidget();
}
/*************************************************************
** GWT EDITOR CONTRACT METHODS **
*************************************************************/
@Override
public ToggleSwitchEditor cacheEnabled() {
return cacheEnabled;
}
@Override
public ValueBoxEditor<Integer> cacheMaxRows() {
return cacheMaxRows;
}
@Override
public void flush() {
}
@Override
public void onPropertyChange(final String... paths) {
}
@Override
public void setValue(final DataSetDef value) {
Double _value = value != null ? value.getCacheMaxRows() : 100d;
if (value != null && value.isCacheEnabled()) {
enable();
} else {
disable();
}
view.setValue(_value);
}
@Override
public void setDelegate(final EditorDelegate<DataSetDef> delegate) {
}
/*************************************************************
** VIEW CALLBACK METHODS **
*************************************************************/
final DataSetDefCacheAttributesEditorView.ViewCallback viewCallback = new DataSetDefCacheAttributesEditorView.ViewCallback() {
@Override
public void onValueChange(final Double value) {
cacheMaxRows.setValue(value != null ? value.intValue() : 100);
}
};
/*************************************************************
** PRIVATE PRESENTER METHODS **
*************************************************************/
void enable() {
view.setEnabled(true);
}
void disable() {
view.setEnabled(false);
}
void onEnabledChangedEvent(@Observes ValueChangeEvent<Boolean> valueChangeEvent) {
checkNotNull("valueChangeEvent", valueChangeEvent);
if (valueChangeEvent.getContext().equals(cacheEnabled)) {
if (valueChangeEvent.getValue()) {
enable();
} else {
disable();
}
}
}
}