924 lines
25 KiB
Java
924 lines
25 KiB
Java
package org.gcube.portlets.widgets.ckandatapublisherwidget.client.ui;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Map;
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import java.util.Map.Entry;
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import org.gcube.portlets.user.gcubewidgets.client.elements.Span;
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import org.gcube.portlets.widgets.ckandatapublisherwidget.client.CKanPublisherService;
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import org.gcube.portlets.widgets.ckandatapublisherwidget.client.CKanPublisherServiceAsync;
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import org.gcube.portlets.widgets.ckandatapublisherwidget.client.events.DeleteCustomFieldEvent;
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import org.gcube.portlets.widgets.ckandatapublisherwidget.client.events.DeleteCustomFieldEventHandler;
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import org.gcube.portlets.widgets.ckandatapublisherwidget.shared.DatasetMetadataBean;
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import org.gcube.portlets.widgets.ckandatapublisherwidget.shared.LicensesBean;
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import org.gcube.portlets.widgets.ckandatapublisherwidget.shared.MetaDataProfileBean;
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import org.gcube.portlets.widgets.ckandatapublisherwidget.shared.MetadataFieldWrapper;
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import com.github.gwtbootstrap.client.ui.AlertBlock;
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import com.github.gwtbootstrap.client.ui.Button;
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import com.github.gwtbootstrap.client.ui.CheckBox;
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import com.github.gwtbootstrap.client.ui.ControlGroup;
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import com.github.gwtbootstrap.client.ui.Form;
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import com.github.gwtbootstrap.client.ui.ListBox;
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import com.github.gwtbootstrap.client.ui.Paragraph;
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import com.github.gwtbootstrap.client.ui.Tab;
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import com.github.gwtbootstrap.client.ui.TabPanel;
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import com.github.gwtbootstrap.client.ui.TextArea;
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import com.github.gwtbootstrap.client.ui.TextBox;
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import com.github.gwtbootstrap.client.ui.base.ListItem;
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import com.github.gwtbootstrap.client.ui.constants.AlertType;
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import com.github.gwtbootstrap.client.ui.constants.ButtonType;
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import com.github.gwtbootstrap.client.ui.resources.Bootstrap.Tabs;
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import com.google.gwt.core.client.GWT;
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import com.google.gwt.event.dom.client.ChangeEvent;
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import com.google.gwt.event.dom.client.ChangeHandler;
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import com.google.gwt.event.dom.client.ClickEvent;
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import com.google.gwt.event.dom.client.ClickHandler;
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import com.google.gwt.event.dom.client.KeyCodes;
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import com.google.gwt.event.dom.client.KeyDownEvent;
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import com.google.gwt.event.shared.HandlerManager;
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import com.google.gwt.uibinder.client.UiBinder;
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import com.google.gwt.uibinder.client.UiField;
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import com.google.gwt.uibinder.client.UiHandler;
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import com.google.gwt.user.client.Timer;
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import com.google.gwt.user.client.Window;
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import com.google.gwt.user.client.rpc.AsyncCallback;
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import com.google.gwt.user.client.ui.Composite;
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import com.google.gwt.user.client.ui.FlowPanel;
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import com.google.gwt.user.client.ui.HTMLPanel;
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import com.google.gwt.user.client.ui.VerticalPanel;
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import com.google.gwt.user.client.ui.Widget;
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/**
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* Create metadata form for ckan dataset.
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* @author Costantino Perciante at ISTI-CNR (costantino.perciante@isti.cnr.it)
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*/
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public class CreateDatasetForm extends Composite{
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/**
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* Create a remote service proxy to talk to the server-side ckan service.
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*/
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private final CKanPublisherServiceAsync ckanServices = GWT.create(CKanPublisherService.class);
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private static EditMetadataFormUiBinder uiBinder = GWT
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.create(EditMetadataFormUiBinder.class);
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interface EditMetadataFormUiBinder extends
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UiBinder<Widget, CreateDatasetForm> {
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}
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@UiField HTMLPanel createDatasetMainPanel;
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@UiField TextBox titleTextBox;
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@UiField TextArea descriptionTextarea;
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@UiField TextBox tagsEnterTextBox;
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@UiField FlowPanel tagsPanel;
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@UiField ListBox licenseListbox;
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@UiField ListBox visibilityListbox;
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@UiField ListBox organizationsListbox;
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@UiField TextBox versionTextbox;
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@UiField TextBox authorTextbox;
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@UiField TextBox authorEmailTextbox;
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@UiField TextBox maintainerTextbox;
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@UiField TextBox maintainerEmailTextbox;
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@UiField ControlGroup customFields;
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@UiField Button addCustomFieldButton;
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@UiField CheckBox addResourcesCheckBox;
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@UiField ControlGroup resourcesControlGroup;
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@UiField Button createButton;
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@UiField Button resetButton;
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@UiField AlertBlock infoBlock;
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@UiField AlertBlock onContinueAlertBlock;
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@UiField AlertBlock onCreateAlertBlock;
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@UiField VerticalPanel metadataFieldsPanel;
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@UiField ListBox metadataProfilesFormatListbox;
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@UiField Form formFirstStep;
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@UiField Form formSecondStep;
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@UiField Button continueButton;
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@UiField Button goBackButton;
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@UiField Paragraph selectedProfile;
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@UiField Button goToDatasetButton;
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@UiField Button addResourcesButton;
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// tab panel
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private TabPanel tabPanel;
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// add resource form
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private AddResourceToDataset resourceForm;
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// tags list
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private List<String> tagsList = new ArrayList<String>();
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// the licenses
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private LicensesBean licenseBean;
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// event bus
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private final HandlerManager eventBus = new HandlerManager(null);
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// added custom field entries
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List<CustomFieldEntry> customFieldEntriesList = new ArrayList<CustomFieldEntry>();
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// dataset metadata bean
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private DatasetMetadataBean receivedBean;
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// the owner
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private String owner;
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// workspace request?
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private boolean isWorkspaceRequest = false;
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// the list of MetaDataFieldSkeleton added
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List<MetaDataFieldSkeleton> listOfMetadataFields = new ArrayList<MetaDataFieldSkeleton>();
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/**
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* Invoked in the most general case
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* @param owner
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*/
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public CreateDatasetForm(String owner) {
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initWidget(uiBinder.createAndBindUi(this));
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this.owner = owner;
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// bind on events
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bind();
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// set info block
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setAlertBlock("Retrieving information, please wait...", AlertType.INFO, true);
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// disable continue/reset button
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continueButton.setEnabled(false);
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resetButton.setEnabled(false);
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// get back the licenses and the metadata information
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ckanServices.getDatasetBean(null, owner, new AsyncCallback<DatasetMetadataBean>() {
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@Override
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public void onSuccess(DatasetMetadataBean bean) {
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if(bean != null){
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// save it
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receivedBean = bean;
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// fill the form
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versionTextbox.setText(String.valueOf(bean.getVersion()));
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authorTextbox.setText(bean.getAuthor());
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authorEmailTextbox.setText(bean.getAuthorEmail());
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maintainerTextbox.setText(bean.getMaintainer());
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maintainerEmailTextbox.setText(bean.getMaintainerEmail());
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prepareMetadataList(receivedBean);
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// set organizations
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List<String> organizations = bean.getOrganizationList();
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for (String organization : organizations) {
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organizationsListbox.addItem(organization);
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}
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// try to retrieve the licenses
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setAlertBlock("Retrieving licenses, please wait...", AlertType.INFO, true);
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ckanServices.getLicenses(new AsyncCallback<LicensesBean>() {
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@Override
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public void onSuccess(LicensesBean lBean) {
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if(lBean != null && !lBean.getLicenses().isEmpty()){
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licenseBean = lBean;
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// fill the listbox
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for(String license: licenseBean.getLicenses()){
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licenseListbox.addItem(license);
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}
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// everything went ok
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setAlertBlock("", AlertType.ERROR, false);
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continueButton.setEnabled(true);
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resetButton.setEnabled(true);
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}else{
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setAlertBlock("Error while retrieving licenses, try to refresh the page", AlertType.ERROR, true);
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}
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}
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@Override
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public void onFailure(Throwable caught) {
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setAlertBlock("Error while retrieving licenses, try to refresh the page", AlertType.ERROR, true);
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}
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});
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}else{
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setAlertBlock("Error while retrieving information, try to refresh the page", AlertType.ERROR, true);
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}
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}
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@Override
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public void onFailure(Throwable caught) {
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setAlertBlock("Error while retrieving information, try to refresh the page", AlertType.ERROR, true);
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}
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});
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// hide the Add resources checkbox
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resourcesControlGroup.removeFromParent();
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}
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/**
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* Invoked when the workspace is used.
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* @param idFolderWorkspace
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* @param owner
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*/
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public CreateDatasetForm(String idFolderWorkspace, String owner) {
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initWidget(uiBinder.createAndBindUi(this));
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this.owner = owner;
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// workspace request
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isWorkspaceRequest = true;
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// bind on events
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bind();
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// set info block
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setAlertBlock("Retrieving information, please wait...", AlertType.INFO, true);
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// disable continue button
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continueButton.setEnabled(false);
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resetButton.setEnabled(false);
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// set to visible the checkbox to add resources of the workspace
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resourcesControlGroup.setVisible(true);
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// get back the licenses and the metadata information from the workspace
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ckanServices.getDatasetBean(idFolderWorkspace, owner, new AsyncCallback<DatasetMetadataBean>() {
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@Override
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public void onSuccess(DatasetMetadataBean bean) {
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if(bean != null){
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// save it
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receivedBean = bean;
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// fill the form
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titleTextBox.setText(bean.getTitle());
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descriptionTextarea.setText(bean.getDescription());
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versionTextbox.setText(String.valueOf(bean.getVersion()));
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authorTextbox.setText(bean.getAuthor());
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authorEmailTextbox.setText(bean.getAuthorEmail());
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maintainerTextbox.setText(bean.getMaintainer());
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maintainerEmailTextbox.setText(bean.getMaintainerEmail());
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prepareMetadataList(receivedBean);
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// set organizations
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List<String> organizations = bean.getOrganizationList();
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for (String organization : organizations) {
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organizationsListbox.addItem(organization);
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}
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// retrieve custom fields
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Map<String, String> customFieldsMap = bean.getCustomFields();
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if(customFieldsMap != null){
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// get the keys and put them as tags
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Iterator<Entry<String, String>> iteratorOverCustomField = customFieldsMap.entrySet().iterator();
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while (iteratorOverCustomField.hasNext()) {
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Map.Entry<String, String> entry = (Map.Entry<String, String>) iteratorOverCustomField
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.next();
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// these are fixed key, variable value custom fields
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CustomFieldEntry toAdd = new CustomFieldEntry(eventBus, entry.getKey(), entry.getValue(), false);
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customFieldEntriesList.add(toAdd);
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customFields.add(toAdd);
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// add as tag
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addTagElement(entry.getKey());
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}
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}
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// try to retrieve the licenses
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setAlertBlock("Retrieving licenses, please wait...", AlertType.INFO, true);
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ckanServices.getLicenses(new AsyncCallback<LicensesBean>() {
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@Override
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public void onSuccess(LicensesBean lBean) {
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if(lBean != null && !lBean.getLicenses().isEmpty()){
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licenseBean = lBean;
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// fill the listbox
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for(String license: licenseBean.getLicenses()){
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licenseListbox.addItem(license);
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}
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// everything went ok
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setAlertBlock("", AlertType.ERROR, false);
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continueButton.setEnabled(true);
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resetButton.setEnabled(true);
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}else{
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setAlertBlock("Error while retrieving licenses, try to refresh the page", AlertType.ERROR, true);
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}
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}
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@Override
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public void onFailure(Throwable caught) {
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setAlertBlock("Error while retrieving licenses, try to refresh the page", AlertType.ERROR, true);
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}
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});
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}else{
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setAlertBlock("Error while retrieving information, try to refresh the page", AlertType.ERROR, true);
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}
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}
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@Override
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public void onFailure(Throwable caught) {
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setAlertBlock("Error while retrieving information, try to refresh the page", AlertType.ERROR, true);
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}
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});
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}
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/**
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* Add the items to the listbox and put data into the metadataPanel
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* @param receivedBean
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*/
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protected void prepareMetadataList(DatasetMetadataBean receivedBean) {
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List<MetaDataProfileBean> beans = receivedBean.getMetadataList();
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for(MetaDataProfileBean metadataBean: beans){
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metadataProfilesFormatListbox.addItem(metadataBean.getType().getName());
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// add handler on select
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metadataProfilesFormatListbox.addChangeHandler(new ChangeHandler() {
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@Override
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public void onChange(ChangeEvent event) {
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String selectedItem = metadataProfilesFormatListbox.getSelectedItemText();
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if(selectedItem.equals("none")){
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// hide the panel
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metadataFieldsPanel.clear();
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metadataFieldsPanel.setVisible(false);
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}else{
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metadataFieldsPanel.clear();
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addFields(selectedItem);
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}
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}
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});
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}
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}
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protected void addFields(String selectedItem) {
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for(MetaDataProfileBean bean: receivedBean.getMetadataList()){
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if(bean.getType().getName().equals(selectedItem)){
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// prepare the data
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List<MetadataFieldWrapper> fields = bean.getMetadataFields();
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// clear old data
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listOfMetadataFields.clear();
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for (MetadataFieldWrapper field : fields) {
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MetaDataFieldSkeleton fieldWidget = new MetaDataFieldSkeleton(field);
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metadataFieldsPanel.add(fieldWidget);
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listOfMetadataFields.add(fieldWidget);
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}
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metadataFieldsPanel.setVisible(true);
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}
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}
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}
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/**
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* Bind on events
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*/
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private void bind() {
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// when a custom field is removed, remove it from the list
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eventBus.addHandler(DeleteCustomFieldEvent.TYPE, new DeleteCustomFieldEventHandler() {
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@Override
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public void onRemoveEntry(DeleteCustomFieldEvent event) {
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customFieldEntriesList.remove(event.getRemovedEntry());
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customFields.remove(event.getRemovedEntry());
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}
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});
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}
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@UiHandler("addCustomFieldButton")
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void addCustomFieldEvent(ClickEvent e){
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CustomFieldEntry toAdd = new CustomFieldEntry(eventBus, "", "", true);
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customFieldEntriesList.add(toAdd);
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customFields.add(toAdd);
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}
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@UiHandler("continueButton")
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void onContinueButton(ClickEvent e){
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// validate data
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String errorMsg = validateDataOnContinue();
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if(errorMsg == null){
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formFirstStep.setVisible(false);
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formSecondStep.setVisible(true);
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selectedProfile.setText("Selected Profile is " + metadataProfilesFormatListbox.getSelectedItemText());
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}else{
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alertOnContinue("Please check inserted data [" + errorMsg + "]", AlertType.ERROR);
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}
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}
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@UiHandler("goBackButton")
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void onGoBackButton(ClickEvent e){
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// swap forms
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formFirstStep.setVisible(true);
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formSecondStep.setVisible(false);
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}
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@UiHandler("createButton")
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void createDatasetEvent(ClickEvent e){
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boolean profileDataValid = areProfileDataValid();
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if(profileDataValid){
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String title = titleTextBox.getValue();
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String description = descriptionTextarea.getText();
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String selectedLicense = licenseListbox.getSelectedItemText();
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String visibility = visibilityListbox.getSelectedItemText();
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long version = Long.valueOf(versionTextbox.getValue());
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String author = authorTextbox.getValue();
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String authorEmail = authorEmailTextbox.getValue();
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String maintainer = maintainerTextbox.getValue();
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String maintainerEmail = maintainerEmailTextbox.getValue();
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String chosenOrganization = organizationsListbox.getSelectedItemText();
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boolean addResources = addResourcesCheckBox.getValue();
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// fill the bean
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receivedBean.setAuthor(author);
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receivedBean.setAuthorEmail(authorEmail);
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receivedBean.setDescription(description);
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receivedBean.setLicense(selectedLicense);
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receivedBean.setMaintainer(maintainer);
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receivedBean.setMaintainerEmail(maintainerEmail);
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receivedBean.setVersion(version);
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receivedBean.setVisibility(visibility.equals("Public"));
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receivedBean.setTitle(title);
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receivedBean.setTags(tagsList);
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receivedBean.setSelectedOrganization(chosenOrganization);
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receivedBean.setAddResources(addResources);
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Map<String, String> customFieldsMap = new HashMap<String, String>();
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// prepare custom fields
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for (MetaDataFieldSkeleton field : listOfMetadataFields) {
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customFieldsMap.put(field.getFieldName(), field.getFieldCurrentValue());
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}
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for(CustomFieldEntry customEntry : customFieldEntriesList){
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String key = customEntry.getKey();
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String value = customEntry.getValue();
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customFieldsMap.put(key, value);
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}
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receivedBean.setCustomFields(customFieldsMap);
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// invoke the create method
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createButton.setEnabled(false);
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goBackButton.setEnabled(false);
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alertOnCreate("Trying to create dataset, please wait", AlertType.INFO);
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ckanServices.createCKanDataset(receivedBean, isWorkspaceRequest, new AsyncCallback<DatasetMetadataBean>() {
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@Override
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public void onSuccess(final DatasetMetadataBean createdDatasetBean) {
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if(createdDatasetBean != null){
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alertOnCreate("Dataset correctly created!", AlertType.SUCCESS);
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// disable dataset fields
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disableDatasetFields();
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// show the go to dataset button
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final String datasetUrl = createdDatasetBean.getSource();
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goToDatasetButton.setVisible(true);
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goToDatasetButton.addClickHandler(new ClickHandler() {
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@Override
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public void onClick(ClickEvent event) {
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Window.Location.assign(datasetUrl);
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}
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});
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// if we are in the "general case" we need to show a form for adding resources
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if(isWorkspaceRequest)
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{
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// leave to back button, but remove create and add go to dataset
|
|
createButton.removeFromParent();
|
|
resetButton.setEnabled(false);
|
|
|
|
// set go to dataset as primary
|
|
goToDatasetButton.setType(ButtonType.PRIMARY);
|
|
|
|
}else{
|
|
|
|
// remove create button
|
|
createButton.removeFromParent();
|
|
|
|
// show the add resources button
|
|
addResourcesButton.setVisible(true);
|
|
|
|
addResourcesButton.addClickHandler(new ClickHandler() {
|
|
|
|
@Override
|
|
public void onClick(ClickEvent event) {
|
|
|
|
// remove content of the main panel
|
|
createDatasetMainPanel.clear();
|
|
|
|
// TabPanel
|
|
tabPanel = new TabPanel(Tabs.ABOVE);
|
|
tabPanel.setWidth("100%");
|
|
|
|
// add the form
|
|
resourceForm = new AddResourceToDataset(eventBus, createdDatasetBean.getId(), owner);
|
|
|
|
// tab for the form
|
|
Tab formContainer = new Tab();
|
|
formContainer.add(resourceForm);
|
|
formContainer.setHeading("Add New Resource");
|
|
tabPanel.add(formContainer);
|
|
|
|
// tab for the added resources
|
|
Tab addedResources = new Tab();
|
|
addedResources.add(new AddedResourcesSummary(eventBus, owner));
|
|
addedResources.setHeading("Added Resource");
|
|
tabPanel.add(addedResources);
|
|
|
|
// add tabs to resources panel
|
|
tabPanel.selectTab(0);
|
|
|
|
|
|
// form container
|
|
AddResourceContainer container = new AddResourceContainer(datasetUrl);
|
|
container.add(tabPanel);
|
|
|
|
// add the new content of the main panel
|
|
createDatasetMainPanel.add(container);
|
|
}
|
|
});
|
|
}
|
|
|
|
}else{
|
|
|
|
alertOnCreate("Unable to create this dataset, maybe it exists?", AlertType.ERROR);
|
|
}
|
|
|
|
}
|
|
|
|
@Override
|
|
public void onFailure(Throwable caught) {
|
|
|
|
alertOnCreate("Unable to create this dataset, maybe it exists?", AlertType.ERROR);
|
|
|
|
}
|
|
});
|
|
}else{
|
|
|
|
alertOnCreate("Please check the inserted values and the mandatory fields", AlertType.ERROR);
|
|
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Test if profile data are valid
|
|
* @return
|
|
*/
|
|
private boolean areProfileDataValid() {
|
|
|
|
for (MetaDataFieldSkeleton field : listOfMetadataFields) {
|
|
|
|
if(!field.isFieldValueValid())
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* On continue show alert box and enable buttons
|
|
* @param text
|
|
* @param type
|
|
*/
|
|
private void alertOnContinue(String text, AlertType type){
|
|
|
|
onContinueAlertBlock.setText(text);
|
|
onContinueAlertBlock.setType(type);
|
|
onContinueAlertBlock.setVisible(true);
|
|
continueButton.setEnabled(true);
|
|
resetButton.setEnabled(true);
|
|
|
|
// hide after some seconds
|
|
Timer t = new Timer() {
|
|
|
|
@Override
|
|
public void run() {
|
|
|
|
onContinueAlertBlock.setVisible(false);
|
|
|
|
}
|
|
};
|
|
|
|
t.schedule(4000);
|
|
}
|
|
|
|
/**
|
|
* On continue show alert box and enable buttons
|
|
* @param text
|
|
* @param type
|
|
*/
|
|
private void alertOnCreate(String text, AlertType type){
|
|
|
|
onCreateAlertBlock.setText(text);
|
|
onCreateAlertBlock.setType(type);
|
|
onCreateAlertBlock.setVisible(true);
|
|
createButton.setEnabled(true);
|
|
goBackButton.setEnabled(true);
|
|
|
|
// hide after some seconds
|
|
Timer t = new Timer() {
|
|
|
|
@Override
|
|
public void run() {
|
|
|
|
onCreateAlertBlock.setVisible(false);
|
|
|
|
}
|
|
};
|
|
|
|
t.schedule(4000);
|
|
}
|
|
|
|
/**
|
|
* Validate data
|
|
* @return true on success, false otherwise
|
|
*/
|
|
private String validateDataOnContinue() {
|
|
|
|
String errorMessage = null;
|
|
|
|
if(titleTextBox.getText().isEmpty()){
|
|
errorMessage = "Missing title";
|
|
return errorMessage;
|
|
}
|
|
|
|
// name reg expression
|
|
String regexName = "^[a-zA-Z\\s]+";
|
|
if(!validateByRegExpression(maintainerTextbox.getText(), regexName)){
|
|
errorMessage = "Not valid maintainer name"; // TODO
|
|
return errorMessage;
|
|
}
|
|
|
|
// email reg expression
|
|
String regexMail = "\\b[\\w.%-]+@[-.\\w]+\\.[A-Za-z]{2,4}\\b";
|
|
if(!validateByRegExpression(maintainerEmailTextbox.getText(), regexMail)){
|
|
errorMessage = "Not valid maintainer email";
|
|
return errorMessage;
|
|
}
|
|
|
|
// check if metadata profile is different from none and its mandatory fields have been fulfilled
|
|
if(checkSelectedMetaDataProfile()){
|
|
errorMessage = "You must select a metadata profile different frome none";
|
|
}
|
|
|
|
return errorMessage;
|
|
}
|
|
|
|
/**
|
|
* Checks if a metadata profile has been chosen and its fields have been fulfilled
|
|
* @return
|
|
*/
|
|
private boolean checkSelectedMetaDataProfile() {
|
|
return metadataProfilesFormatListbox.getSelectedItemText().equals("none");
|
|
}
|
|
|
|
/**
|
|
* Validate a text against a regular expression.
|
|
* @param textToValidate
|
|
* @param regex
|
|
* @return
|
|
*/
|
|
private boolean validateByRegExpression(String textToValidate, String regex){
|
|
return textToValidate.matches(regex);
|
|
}
|
|
|
|
@UiHandler("resetButton")
|
|
void resetFormEvent(ClickEvent e){
|
|
|
|
// reset main fields
|
|
titleTextBox.setText("");
|
|
descriptionTextarea.setText("");
|
|
versionTextbox.setText("");
|
|
maintainerTextbox.setText("");
|
|
maintainerEmailTextbox.setText("");
|
|
removeTags();
|
|
|
|
// delete custom fields
|
|
for (CustomFieldEntry customField : customFieldEntriesList) {
|
|
customField.removeFromParent();
|
|
}
|
|
customFieldEntriesList.clear();
|
|
|
|
}
|
|
|
|
/**
|
|
* Disable dataset editable fields once the dataset has been
|
|
* Successfully created.
|
|
*/
|
|
protected void disableDatasetFields() {
|
|
|
|
titleTextBox.setEnabled(false);
|
|
descriptionTextarea.setEnabled(false);
|
|
versionTextbox.setEnabled(false);
|
|
maintainerTextbox.setEnabled(false);
|
|
maintainerEmailTextbox.setEnabled(false);
|
|
visibilityListbox.setEnabled(false);
|
|
tagsEnterTextBox.setEnabled(false);
|
|
licenseListbox.setEnabled(false);
|
|
organizationsListbox.setEnabled(false);
|
|
addCustomFieldButton.setEnabled(false);
|
|
|
|
// freeze tags
|
|
for(int i = 0; i < tagsList.size(); i++){
|
|
|
|
// get tag widget
|
|
ListItem tagWidget = (ListItem)tagsPanel.getWidget(i);
|
|
|
|
// get the "x" span
|
|
tagWidget.getWidget(1).removeFromParent();
|
|
|
|
}
|
|
|
|
// disable profile fields
|
|
for (MetaDataFieldSkeleton field : listOfMetadataFields) {
|
|
|
|
field.freeze();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* change alert block behavior.
|
|
* @param textToShow
|
|
* @param type
|
|
* @param visible
|
|
*/
|
|
private void setAlertBlock(String textToShow, AlertType type, boolean visible){
|
|
|
|
infoBlock.setText(textToShow);
|
|
infoBlock.setType(type);
|
|
infoBlock.setVisible(visible);
|
|
|
|
}
|
|
|
|
@UiHandler("tagsEnterTextBox")
|
|
void onAddTag(KeyDownEvent event){
|
|
|
|
if (event.getNativeKeyCode() == KeyCodes.KEY_ENTER) {
|
|
if (!"".equals(tagsEnterTextBox.getValue().trim())) {
|
|
|
|
addTagElement(tagsEnterTextBox);
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Add the tag as an element
|
|
*/
|
|
private void addTagElement(TextBox itemBox){
|
|
|
|
if (itemBox.getValue() != null && !"".equals(itemBox.getValue().trim())) {
|
|
|
|
if(tagsList.contains(itemBox.getValue()))
|
|
return;
|
|
|
|
final String value = itemBox.getValue();
|
|
final ListItem displayItem = new ListItem();
|
|
displayItem.setStyleName("tag-style");
|
|
Span tagText = new Span(itemBox.getValue());
|
|
|
|
Span tagRemove = new Span("x");
|
|
tagRemove.setTitle("Remove this tag");
|
|
tagRemove.addClickHandler(new ClickHandler() {
|
|
public void onClick(ClickEvent clickEvent) {
|
|
removeTag(displayItem, value);
|
|
}
|
|
});
|
|
|
|
tagRemove.setStyleName("tag-style-x");
|
|
displayItem.add(tagText);
|
|
displayItem.add(tagRemove);
|
|
itemBox.setValue("");
|
|
itemBox.setFocus(true);
|
|
tagsPanel.add(displayItem);
|
|
tagsList.add(value);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Add the tag as an element
|
|
*/
|
|
private void addTagElement(final String tag){
|
|
|
|
if(tagsList.contains(tag))
|
|
return;
|
|
|
|
final ListItem displayItem = new ListItem();
|
|
displayItem.setStyleName("tag-style");
|
|
Span p = new Span(tag);
|
|
|
|
Span span = new Span("x");
|
|
span.setTitle("Remove this tag");
|
|
span.addClickHandler(new ClickHandler() {
|
|
public void onClick(ClickEvent clickEvent) {
|
|
removeTag(displayItem, tag);
|
|
}
|
|
});
|
|
|
|
span.setStyleName("tag-style-x");
|
|
displayItem.add(p);
|
|
displayItem.add(span);
|
|
tagsPanel.add(displayItem);
|
|
tagsList.add(tag);
|
|
}
|
|
|
|
/**
|
|
* Remove a tag from the list
|
|
* @param displayItem
|
|
*/
|
|
private void removeTag(ListItem displayItem, String value) {
|
|
|
|
tagsList.remove(value);
|
|
tagsPanel.remove(displayItem);
|
|
|
|
}
|
|
|
|
/**
|
|
* Remove all inserted tags
|
|
*/
|
|
private void removeTags(){
|
|
|
|
tagsList.clear();
|
|
tagsPanel.clear();
|
|
|
|
}
|
|
}
|