321 lines
9.2 KiB
Java
321 lines
9.2 KiB
Java
package org.gcube.portlets.widgets.workspacesharingwidget.client.view.sharing.multisuggest;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import org.gcube.portlets.widgets.workspacesharingwidget.client.view.sharing.ContactFetcher;
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import org.gcube.portlets.widgets.workspacesharingwidget.shared.InfoContactModel;
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import com.google.gwt.core.client.GWT;
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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.dom.client.KeyDownHandler;
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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.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.MultiWordSuggestOracle;
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import com.google.gwt.user.client.ui.SuggestBox;
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import com.google.gwt.user.client.ui.SuggestOracle;
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import com.google.gwt.user.client.ui.TextBox;
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/**
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* The Class MultiValuePanel.
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*
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* @author Francesco Mangiacrapa Feb 25, 2014
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*/
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public class MultiValuePanel extends Composite {
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// private final WsMailServiceAsync mailingService =
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// GWT.create(WsMailService.class);
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// private List<String> itemsSelected = new ArrayList<>();
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FlowPanel panel = new FlowPanel();
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// private HandlerManager eventBus;
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private HashMap<String, InfoContactModel> users = new HashMap<String, InfoContactModel>(); // AN
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// HAST
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// FULLNAME
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// -
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// INFOCONTACTMODEL
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private BulletList listBullet = new BulletList();
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private SuggestBox box;
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// private ContactFetcher userFetch;
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private ServerMultiWordSuggestOracle oracle = new ServerMultiWordSuggestOracle(); // ORACLE
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/**
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* Instantiates a new multi value panel.
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*
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* @param userFetch
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* the ContactFetcher
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* @param readGroupsFromHL
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* the read groups from hl
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* @param readGroupsFromPortal
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* the read groups from portal
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*/
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public MultiValuePanel(ContactFetcher userFetch) {
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// this.userFetch = userFetch;
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initWidget(panel);
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panel.setWidth("100%");
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listBullet.setStyleName("multivalue-panel-suggest");
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final ListItem item = new ListItem();
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final TextBox itemBox = new TextBox();
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itemBox.getElement().setAttribute("style",
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"outline-color: -moz-use-text-color; outline-style: none; outline-width: medium; border: none;");
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box = new SuggestBox(oracle, itemBox);
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item.add(box);
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listBullet.add(item);
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// needed to be set on the itemBox instead of the box, otherwise
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// backspace gets executed twice
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itemBox.addKeyDownHandler(new KeyDownHandler() {
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public void onKeyDown(KeyDownEvent event) {
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// handle backspace
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if (event.getNativeKeyCode() == KeyCodes.KEY_BACKSPACE) {
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if ("".equals(itemBox.getValue().trim())) {
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if (listBullet.getWidgetCount() > 2) {
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ListItem li = (ListItem) listBullet.getWidget(listBullet.getWidgetCount() - 2);
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if (li.getWidget(0) instanceof Paragraph) {
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Paragraph p = (Paragraph) li.getWidget(0);
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GWT.log("p " + p.getText() + " is removable : " + p.isRemovable());
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if (users.containsKey(p.getText()) && p.isRemovable() == true) {
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users.remove(p.getText());
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GWT.log("Removing selected item: " + p.getText() + "'");
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listBullet.remove(li);
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}
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itemBox.setFocus(true);
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}
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}
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}
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}
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}
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});
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box.addSelectionHandler(new SelectionHandler<SuggestOracle.Suggestion>() {
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public void onSelection(SelectionEvent<SuggestOracle.Suggestion> selectionEvent) {
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InfoContactModelSuggestion suggest = (InfoContactModelSuggestion) selectionEvent.getSelectedItem();
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chosenContactItem(suggest, itemBox, listBullet);
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}
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});
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panel.add(listBullet);
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box.getElement().setId("suggestion_box"); // needed for the focus on
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// click
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panel.getElement().setAttribute("onclick", "document.getElementById('suggestion_box').focus()");
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}
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/**
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* Box set focus.
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*/
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public void boxSetFocus() {
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box.getElement().focus();
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box.setFocus(true);
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}
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/**
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* Gets the flow panel.
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*
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* @return the flow panel
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*/
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public FlowPanel getFlowPanel() {
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return panel;
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}
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/**
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* actually insert the contact in the flow panel.
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*
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* @param itemBox
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* the item box
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* @param list
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* the list
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*/
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private void chosenContactItem(InfoContactModelSuggestion suggest, final TextBox itemBox, final BulletList list) {
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if (itemBox.getValue() != null && !itemBox.getValue().trim().isEmpty()) {
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final ListItem displayItem = new ListItem();
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displayItem.setStyleName("multivalue-panel-token-ws");
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Paragraph p = new Paragraph(suggest.getInfoContactModel().getName());
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Span span = new Span("x");
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span.addClickHandler(new ClickHandler() {
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public void onClick(ClickEvent clickEvent) {
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removeListItem(displayItem, list);
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}
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});
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displayItem.add(p);
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displayItem.add(span);
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// original value of the item selected
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GWT.log("Adding selected user '" + suggest.getInfoContactModel().getName());
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// itemsSelected.add(itemBox.getValue());
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// GWT.log("Total: " + itemsSelected);
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users.put(suggest.getInfoContactModel().getName(), suggest.getInfoContactModel());
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list.insert(displayItem, list.getWidgetCount() - 1);
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itemBox.setValue("");
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itemBox.setFocus(true);
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}
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}
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/**
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* Gets the selected user.
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*
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* @return the selected contacts (user logins e.g. pino.pini)
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*/
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public List<InfoContactModel> getSelectedUser() {
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if (users == null)
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return new ArrayList<InfoContactModel>();
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else {
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List<InfoContactModel> toReturn = new ArrayList<InfoContactModel>();
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// GWT.log("Selected User: "+itemsSelected);
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// GWT.log("users: "+users);
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for (String fullName : users.keySet()) {
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InfoContactModel wsuser = users.get(fullName);
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if (wsuser != null && !toReturn.contains(wsuser))
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toReturn.add(wsuser);
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}
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return toReturn;
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}
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}
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/**
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* Removes the list item.
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*
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* @param displayItem
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* the display item
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* @param list
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* the list
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*/
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private void removeListItem(ListItem displayItem, BulletList list) {
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GWT.log("Removing: " + displayItem.getWidget(0).getElement().getInnerHTML(), null);
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// itemsSelected.remove(displayItem.getWidget(0).getElement().getInnerHTML());
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users.remove(displayItem.getWidget(0).getElement().getInnerHTML());
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list.remove(displayItem);
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}
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/**
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* Gets the suggestions.
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*
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* @return names of possible contacts
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*/
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private MultiWordSuggestOracle getSuggestions() {
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// userFetch.getListContact(contacts, false);
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return oracle;
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}
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/*
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* /** Update suggestions.
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*
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* @param result the result
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*
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* public void updateSuggestions(List<InfoContactModel> result) {
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*
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* oracle.clear();
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*
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* for (InfoContactModel wsUser : result) { oracle.add(wsUser.getName());
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*
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* } }
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*
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*
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* private AsyncCallback<List<InfoContactModel>> contacts = new
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* AsyncCallback<List<InfoContactModel>>() {
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*
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* @Override public void onFailure(Throwable caught) {
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* GWT.log("Error on loading contacts"); MessageBox.alert("Error",
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* caught.getMessage(), null); }
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*
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* @Override public void onSuccess(List<InfoContactModel> result) {
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* users.clear(); for (InfoContactModel wsUser : result) { String fullName =
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* wsUser.getName(); if(users.containsKey(fullName)){ //case of homonimy
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* fullName = fullName+"_"; users.put(fullName, wsUser); }else
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* users.put(fullName, wsUser);
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*
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* oracle.add(fullName); } } };
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*/
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/**
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* Reset item selected.
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*/
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public void resetItemSelected() {
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listBullet.clear();
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// itemsSelected.clear();
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users.clear();
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ListItem item = new ListItem();
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item.add(box);
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listBullet.add(item);
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}
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/**
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* Adds the recipient.
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*
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* @param fullName
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* the full name
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* @param displayRemoveItem
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* the display remove item
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*/
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public void addRecipient(InfoContactModel infoContactModel, boolean displayRemoveItem) {
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if (infoContactModel != null) {
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TextBox itemBox = new TextBox();
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itemBox.setText(infoContactModel.getName());
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itemBox.setValue(infoContactModel.getName());
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final ListItem displayItem = new ListItem();
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Paragraph p = new Paragraph(infoContactModel.getName());
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displayItem.add(p);
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if (displayRemoveItem) {
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displayItem.setStyleName("multivalue-panel-token-ws");
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p.setRemovable(true);
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Span span = new Span("x");
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span.addClickHandler(new ClickHandler() {
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public void onClick(ClickEvent clickEvent) {
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removeListItem(displayItem, listBullet);
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}
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});
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displayItem.add(span);
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} else {
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displayItem.setStyleName("multivalue-panel-token-ws-notselectable");
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p.setRemovable(false);
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}
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GWT.log("Adding selected wp item '" + itemBox.getValue());
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// itemsSelected.add(itemBox.getValue());
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// GWT.log("Total: " + itemsSelected);
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users.put(infoContactModel.getName(), infoContactModel);
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listBullet.insert(displayItem, listBullet.getWidgetCount() - 1);
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itemBox.setValue("");
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itemBox.setFocus(true);
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}
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}
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/**
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* Clear list.
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*/
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public void clearList() {
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listBullet.clear();
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}
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/**
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* Gets the box.
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*
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* @return the box
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*/
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public SuggestBox getBox() {
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return box;
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}
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}
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