/*
* Copyright 2017 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;
import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.Element;
import com.google.gwt.user.client.DOM;
import com.google.gwt.user.client.Timer;
import com.google.gwt.user.client.ui.Widget;
import org.dashbuilder.common.client.error.ClientRuntimeError;
import org.dashbuilder.displayer.client.resources.i18n.CommonConstants;
import org.dashbuilder.displayer.client.resources.i18n.DisplayerConstants;
import org.jboss.errai.common.client.dom.DOMUtil;
import org.jboss.errai.common.client.dom.Node;
import org.jboss.errai.common.client.ui.ElementWrapperWidget;
import org.jboss.errai.ui.client.local.api.IsElement;
public abstract class AbstractErraiDisplayerView<P extends AbstractErraiDisplayer>
implements AbstractErraiDisplayer.View<P>, IsElement {
private Element panel = DOM.createDiv();
private Element label = DOM.createLabel();
private Element visualization = null;
private Timer refreshTimer = null;
protected P presenter = null;
protected Widget asWidget = ElementWrapperWidget.getWidget(panel);
public void setPresenter(P presenter) {
this.presenter = presenter;
}
public P getPresenter() {
return presenter;
}
public void setVisualization(Element element) {
visualization = element;
}
@Override
public void setId(String id) {
panel.setId(id);
}
@Override
public Widget asWidget() {
return asWidget;
}
@Override
public void clear() {
DOMUtil.removeAllChildren((Node) panel);
ElementWrapperWidget.removeWidget(panel);
}
@Override
public void showLoading() {
displayMessage(DisplayerConstants.INSTANCE.initializing());
}
@Override
public void showVisualization() {
if (visualization != null) {
DOMUtil.removeAllChildren((Node) panel);
panel.appendChild(visualization);
}
}
@Override
public void errorMissingSettings() {
displayMessage(DisplayerConstants.INSTANCE.error() + DisplayerConstants.INSTANCE.error_settings_unset());
}
@Override
public void errorMissingHandler() {
displayMessage(DisplayerConstants.INSTANCE.error() + DisplayerConstants.INSTANCE.error_handler_unset());
}
@Override
public void errorDataSetNotFound(String dataSetUUID) {
displayMessage(CommonConstants.INSTANCE.dataset_lookup_dataset_notfound(dataSetUUID));
}
@Override
public void error(ClientRuntimeError e) {
displayMessage(DisplayerConstants.INSTANCE.error() + e.getMessage());
if (e.getThrowable() != null) {
GWT.log(e.getMessage(), e.getThrowable());
} else {
GWT.log(e.getMessage());
}
}
@Override
public void enableRefreshTimer(int seconds) {
if (refreshTimer == null) {
refreshTimer = new Timer() {
public void run() {
if (presenter.isDrawn()) {
presenter.redraw();
}
}
};
}
refreshTimer.schedule(seconds * 1000);
}
@Override
public void cancelRefreshTimer() {
if (refreshTimer != null) {
refreshTimer.cancel();
}
}
public void displayMessage(String msg) {
DOMUtil.removeAllChildren((Node) panel);
panel.appendChild(label);
label.setInnerText(msg);
}
}