234 lines
7.2 KiB
Java
234 lines
7.2 KiB
Java
package org.gcube.portlets.user.td.chartswidget.client;
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import org.gcube.portlets.user.td.chartswidget.client.help.ChartHelp;
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import org.gcube.portlets.user.td.chartswidget.client.properties.ChartTypePropertiesCombo;
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import org.gcube.portlets.user.td.chartswidget.client.store.ChartTypeElement;
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import org.gcube.portlets.user.td.chartswidget.client.store.ChartTypeStore;
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import org.gcube.portlets.user.td.chartswidget.client.toprating.TopRatingColumnSelectionCard;
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import org.gcube.portlets.user.td.gwtservice.shared.chart.ChartSession;
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import org.gcube.portlets.user.td.gwtservice.shared.chart.ChartTopRatingSession;
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import org.gcube.portlets.user.td.widgetcommonevent.shared.charts.ChartType;
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import org.gcube.portlets.user.td.widgetcommonevent.shared.tr.TableType;
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import org.gcube.portlets.user.td.wizardwidget.client.WizardCard;
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import com.allen_sauer.gwt.log.client.Log;
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import com.google.gwt.core.client.GWT;
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import com.google.gwt.event.logical.shared.SelectionEvent;
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import com.google.gwt.event.logical.shared.SelectionHandler;
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import com.google.gwt.user.client.Command;
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import com.sencha.gxt.cell.core.client.form.ComboBoxCell.TriggerAction;
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import com.sencha.gxt.core.client.util.Margins;
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import com.sencha.gxt.core.client.util.Padding;
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import com.sencha.gxt.data.shared.LabelProvider;
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import com.sencha.gxt.data.shared.ListStore;
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import com.sencha.gxt.widget.core.client.box.AlertMessageBox;
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import com.sencha.gxt.widget.core.client.container.MarginData;
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import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer;
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import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer.VerticalLayoutData;
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import com.sencha.gxt.widget.core.client.event.HideEvent;
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import com.sencha.gxt.widget.core.client.event.HideEvent.HideHandler;
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import com.sencha.gxt.widget.core.client.form.ComboBox;
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import com.sencha.gxt.widget.core.client.form.FieldLabel;
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import com.sencha.gxt.widget.core.client.form.FormPanel;
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import com.sencha.gxt.widget.core.client.info.Info;
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/**
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*
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* @author "Giancarlo Panichi" <a
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* href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
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*
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*/
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public class ChartSelectionCard extends WizardCard {
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private ChartSelectionCard thisCard;
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private ChartSession chartSession;
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private ChartType chartTypeSelected;
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private ComboBox<ChartTypeElement> comboChartType;
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private FieldLabel comboChartTypeLabel;
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private ChartHelp chartHelp;
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public ChartSelectionCard(final ChartSession chartSession) {
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super("Column Selection", "");
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this.thisCard = this;
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if (chartSession == null) {
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Log.error("ChartSession is null");
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}
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this.chartSession = chartSession;
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this.chartTypeSelected = null;
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FormPanel panel = createPanel();
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setCenterWidget(panel, new MarginData(0));
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}
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protected FormPanel createPanel() {
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FormPanel panel = new FormPanel();
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panel.setLabelWidth(90);
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panel.getElement().setPadding(new Padding(5));
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VerticalLayoutContainer content = new VerticalLayoutContainer();
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panel.add(content);
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// comboChartType
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ChartTypePropertiesCombo propsChartType = GWT
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.create(ChartTypePropertiesCombo.class);
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ListStore<ChartTypeElement> storeComboChartType = new ListStore<ChartTypeElement>(
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propsChartType.id());
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storeComboChartType.addAll(ChartTypeStore.getChartsType());
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comboChartType = new ComboBox<ChartTypeElement>(storeComboChartType,
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propsChartType.label());
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Log.trace("ComboMeasureType created");
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addHandlersForComboChartType(propsChartType.label());
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comboChartType.setEmptyText("Select a chart type...");
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comboChartType.setWidth(191);
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comboChartType.setTypeAhead(true);
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comboChartType.setTriggerAction(TriggerAction.ALL);
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comboChartTypeLabel = new FieldLabel(comboChartType, "Chart Type");
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chartHelp=new ChartHelp();
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content.add(comboChartTypeLabel, new VerticalLayoutData(1, -1,
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new Margins(0)));
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content.add(chartHelp, new VerticalLayoutData(1,-1, new Margins(0)));
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return panel;
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}
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private void addHandlersForComboChartType(
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final LabelProvider<ChartTypeElement> labelProvider) {
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comboChartType
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.addSelectionHandler(new SelectionHandler<ChartTypeElement>() {
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public void onSelection(
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SelectionEvent<ChartTypeElement> event) {
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Info.display(
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"Chart Selected",
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"You selected "
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+ (event.getSelectedItem() == null ? "nothing"
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: labelProvider.getLabel(event
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.getSelectedItem())
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+ "!"));
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Log.debug("ComboChartType selected: "
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+ event.getSelectedItem());
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ChartTypeElement measureType = event.getSelectedItem();
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updateChartType(measureType.getType());
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}
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});
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}
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private void updateChartType(ChartType type) {
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chartTypeSelected = type;
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chartHelp.updateChartType(type);
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}
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@Override
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public void setup() {
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Log.debug("ChartSelectionCard Setup");
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Command sayNextCard = new Command() {
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public void execute() {
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Log.debug("ChartSelectionCard Call sayNextCard");
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checkData();
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}
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};
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Command sayPreviousCard = new Command() {
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public void execute() {
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try {
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getWizardWindow().previousCard();
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getWizardWindow().removeCard(thisCard);
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Log.info("Remove ChartSelectionCard");
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} catch (Exception e) {
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Log.error("sayPreviousCard :" + e.getLocalizedMessage());
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}
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}
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};
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getWizardWindow().setPreviousButtonCommand(sayPreviousCard);
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getWizardWindow().setNextButtonCommand(sayNextCard);
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setEnableBackButton(false);
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setEnableNextButton(true);
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}
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protected void checkData() {
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getWizardWindow().setEnableNextButton(false);
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getWizardWindow().setEnableBackButton(false);
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HideHandler hideHandler = new HideHandler() {
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public void onHide(HideEvent event) {
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getWizardWindow().setEnableNextButton(true);
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getWizardWindow().setEnableBackButton(false);
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}
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};
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if(chartTypeSelected==null){
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AlertMessageBox d = new AlertMessageBox("Attention",
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"No chart selected");
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d.addHideHandler(hideHandler);
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d.setModal(false);
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d.show();
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return;
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}
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switch (chartTypeSelected) {
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case TopRating:
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checkTopRating();
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break;
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default:
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AlertMessageBox d = new AlertMessageBox("Attention",
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"No chart selected");
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d.addHideHandler(hideHandler);
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d.setModal(false);
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d.show();
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break;
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}
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}
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protected void checkTopRating() {
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String tableTypeName = chartSession.getTrId().getTableTypeName();
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if (tableTypeName.compareTo(TableType.DATASET.toString()) == 0) {
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try {
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ChartTopRatingSession chartTopRatingSession = new ChartTopRatingSession();
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chartTopRatingSession.setTrId(chartSession.getTrId());
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TopRatingColumnSelectionCard topRatingColumnSelectionCard = new TopRatingColumnSelectionCard(
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chartSession, chartTopRatingSession);
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getWizardWindow().addCard(topRatingColumnSelectionCard);
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getWizardWindow().nextCard();
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} catch (Exception e) {
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Log.error("sayNextCard :" + e.getLocalizedMessage());
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}
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} else {
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AlertMessageBox d = new AlertMessageBox("Attention",
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"Chart not applicable, table is not a Dataset!");
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d.addHideHandler(new HideHandler() {
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public void onHide(HideEvent event) {
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getWizardWindow().setEnableNextButton(true);
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getWizardWindow().setEnableBackButton(false);
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}
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});
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d.setModal(false);
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d.show();
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}
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}
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@Override
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public void dispose() {
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}
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}
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