Example usage for com.vaadin.server Page getCurrent

Introduction

In this page you can find the example usage for com.vaadin.server Page getCurrent.

Prototype

public static Page getCurrent() 

Source Link

Document

Gets the Page to which the current uI belongs.

Usage

From source file:annis.gui.SearchView.java

License:Apache License

private void evaluateFragment(String fragment) {
    // do nothing if not changed
    if (fragment == null || fragment.isEmpty() || fragment.equals(lastEvaluatedFragment)) {
        return;/*from  w  w  w. j  ava  2  s  .  com*/
    }

    Map<String, String> args = Helper.parseFragment(fragment);

    if (args.containsKey("c")) {
        String[] originalCorpusNames = args.get("c").split("\\s*,\\s*");
        Set<String> corpora = getMappedCorpora(Arrays.asList(originalCorpusNames));

        if (corpora.isEmpty()) {
            if (Helper.getUser() == null && toolbar != null) {
                // not logged in, show login window
                boolean onlyCorpusSelected = args.containsKey("c") && args.size() == 1;
                toolbar.showLoginWindow(!onlyCorpusSelected);
            } else {
                // already logged in or no login system available, just display a message
                new Notification("Linked corpus does not exist",
                        "<div><p>The corpus you wanted to access unfortunally does not (yet) exist"
                                + " in ANNIS.</p>" + "<h2>possible reasons are:</h2>" + "<ul>"
                                + "<li>that it has not been imported yet,</li>"
                                + "<li>you don't have the access rights to see this corpus,</li>"
                                + "<li>or the ANNIS service is not running.</li>" + "</ul>"
                                + "<p>Please ask the responsible person of the site that contained "
                                + "the link to import the corpus.</p></div>",
                        Notification.Type.WARNING_MESSAGE, true).show(Page.getCurrent());

            }
        } // end if corpus list returned from service is empty
        else {
            if (args.containsKey("c") && args.size() == 1) {
                // special case: we were called from outside and should only select,
                // but not query, the selected corpora
                ui.getQueryState().getSelectedCorpora().setValue(corpora);
            } else if (args.get("cl") != null && args.get("cr") != null) {
                // make sure the properties are not overwritten by the background process
                getControlPanel().getSearchOptions().setUpdateStateFromConfig(false);

                DisplayedResultQuery query = QueryGenerator.displayed().left(Integer.parseInt(args.get("cl")))
                        .right(Integer.parseInt(args.get("cr"))).offset(Integer.parseInt(args.get("s")))
                        .limit(Integer.parseInt(args.get("l"))).segmentation(args.get("seg"))
                        .baseText(args.get("bt")).query(args.get("q")).corpora(corpora).build();

                if (query.getBaseText() == null && query.getSegmentation() != null) {
                    // if no explicit visible segmentation was given use the same as the context
                    query.setBaseText(query.getSegmentation());
                }
                if (query.getBaseText() != null && query.getBaseText().isEmpty()) {
                    // empty string means "null"
                    query.setBaseText(null);
                }

                String matchSelectionRaw = args.get("m");
                if (matchSelectionRaw != null) {
                    for (String selectedMatchNr : Splitter.on(',').omitEmptyStrings().trimResults()
                            .split(matchSelectionRaw)) {
                        try {
                            long nr = Long.parseLong(selectedMatchNr);
                            query.getSelectedMatches().add(nr);
                        } catch (NumberFormatException ex) {
                            log.warn("Invalid long provided as selected match", ex);
                        }
                    }
                }

                if (args.get("o") != null) {
                    try {
                        query.setOrder(OrderType.valueOf(args.get("o").toLowerCase()));
                    } catch (IllegalArgumentException ex) {
                        log.warn("Could not parse query fragment argument for order", ex);
                    }
                }

                // full query with given context
                ui.getQueryController().setQuery(query);
                ui.getQueryController().executeSearch(true, false);
            } else if (args.get("q") != null) {
                // use default context
                ui.getQueryController().setQuery(new Query(args.get("q"), corpora));
                ui.getQueryController().executeSearch(true, true);
            }

            getControlPanel().getCorpusList().scrollToSelectedCorpus();

        } // end if corpus list from server was non-empty
    } // end if there is a corpus definition
}

---

From source file:annis.gui.SearchView.java

License:Apache License

/**
 * Updates the browser address bar with the current query parameters and the
 * query itself./*  w w  w  .ja  v  a 2 s  .c  o m*/
 *
 * This is for convenient reloading the vaadin app and easy copying citation
 * links.
 *
 * @param q The query where the parameters are extracted from.
 */
public void updateFragment(DisplayedResultQuery q) {
    List<String> args = Helper.citationFragment(q.getQuery(), q.getCorpora(), q.getLeftContext(),
            q.getRightContext(), q.getSegmentation(), q.getBaseText(), q.getOffset(), q.getLimit(),
            q.getOrder(), q.getSelectedMatches());

    // set our fragment
    lastEvaluatedFragment = StringUtils.join(args, "&");
    UI.getCurrent().getPage().setUriFragment(lastEvaluatedFragment, false);

    // reset title
    Page.getCurrent().setTitle(ui.getInstanceConfig().getInstanceDisplayName() + " (ANNIS Corpus Search)");
}

---

From source file:annis.libgui.AnnisBaseUI.java

License:Apache License

/**
 * Inject CSS into the UI. /*  www  . j av  a2s. c o  m*/
 * This function will not add multiple style-elements if the
 * exact CSS string was already added.
 * @param cssContent 
 * @param wrapperClass Name of the wrapper class (a CSS class that is applied to a parent element)
 */
public void injectUniqueCSS(String cssContent, String wrapperClass) {
    if (alreadyAddedCSS == null) {
        alreadyAddedCSS = new TreeSet<String>();
    }

    if (wrapperClass != null) {
        cssContent = wrapCSS(cssContent, wrapperClass);
    }

    String hashForCssContent = Hashing.md5().hashString(cssContent, Charsets.UTF_8).toString();
    if (!alreadyAddedCSS.contains(hashForCssContent)) {
        //      CSSInject cssInject = new CSSInject(UI.getCurrent());
        //      cssInject.setStyles(cssContent);
        Page.getCurrent().getStyles().add(cssContent);
        alreadyAddedCSS.add(hashForCssContent);
    }
}

---

From source file:annis.libgui.Helper.java

License:Apache License

public static DocumentBrowserConfig getDocBrowserConfig(String corpus) {
    try {/*from w w  w  . j a va 2  s .c o  m*/
        DocumentBrowserConfig docBrowserConfig = Helper.getAnnisWebResource().path("query").path("corpora")
                .path("doc_browser_config").path(urlPathEscape.escape(corpus)).get(DocumentBrowserConfig.class);

        return docBrowserConfig;
    } catch (UniformInterfaceException ex) {
        new Notification(ERROR_MESSAGE_DOCUMENT_BROWSER_HEADER, ERROR_MESSAGE_DOCUMENT_BROWSER_BODY,
                Notification.Type.WARNING_MESSAGE, true).show(Page.getCurrent());
        log.error("problems with fetching document browsing", ex);
    } catch (ClientHandlerException ex) {
        new Notification(ERROR_MESSAGE_DOCUMENT_BROWSER_HEADER, ERROR_MESSAGE_DOCUMENT_BROWSER_BODY,
                Notification.Type.WARNING_MESSAGE, true).show(Page.getCurrent());
        log.error("problems with fetching document browsing", ex);
    }

    return null;
}

---

From source file:annis.libgui.Helper.java

License:Apache License

/**
 * Loads the corpus config of a specific corpus.
 *
 * @param corpus The name of the corpus, for which the config is fetched.
 * @return A {@link CorpusConfig} object, which wraps a {@link Properties}
 * object. This Properties object stores the corpus configuration as simple
 * key-value pairs./*from  www.j  a  v a  2  s . c om*/
 */
public static CorpusConfig getCorpusConfig(String corpus) {

    if (corpus == null || corpus.isEmpty()) {
        Notification.show("no corpus is selected", "please select at leas one corpus and execute query again",
                Notification.Type.WARNING_MESSAGE);
        return null;
    }

    CorpusConfig corpusConfig = new CorpusConfig();

    try {
        corpusConfig = Helper.getAnnisWebResource().path("query").path("corpora")
                .path(urlPathEscape.escape(corpus)).path("config").get(CorpusConfig.class);
    } catch (UniformInterfaceException | ClientHandlerException ex) {
        new Notification(ERROR_MESSAGE_CORPUS_PROPS_HEADER, ERROR_MESSAGE_CORPUS_PROPS,
                Notification.Type.WARNING_MESSAGE, true).show(Page.getCurrent());
    }

    return corpusConfig;
}

---

From source file:annis.libgui.Helper.java

License:Apache License

public static CorpusConfig getDefaultCorpusConfig() {

    CorpusConfig defaultCorpusConfig = new CorpusConfig();

    try {/*from  w  ww .j av  a 2  s . c o m*/
        defaultCorpusConfig = Helper.getAnnisWebResource().path("query").path("corpora").path(DEFAULT_CONFIG)
                .get(CorpusConfig.class);
    } catch (UniformInterfaceException ex) {
        new Notification(ERROR_MESSAGE_CORPUS_PROPS_HEADER, ERROR_MESSAGE_CORPUS_PROPS,
                Notification.Type.WARNING_MESSAGE, true).show(Page.getCurrent());
    } catch (ClientHandlerException ex) {
        new Notification(ERROR_MESSAGE_CORPUS_PROPS_HEADER, ERROR_MESSAGE_CORPUS_PROPS,
                Notification.Type.WARNING_MESSAGE, true).show(Page.getCurrent());
    }

    return defaultCorpusConfig;
}

---

From source file:annis.libgui.Helper.java

License:Apache License

/**
 * Loads the all available corpus configurations.
 *
 *
 * @return A {@link CorpusConfigMap} object, which wraps a Map of
 * {@link Properties} objects. The keys to the properties are the corpus
 * names. A Properties object stores the corpus configuration as simple
 * key-value pairs. The Map includes also the default corpus configuration.
 *//*  ww w.ja  v a  2s .  com*/
public static CorpusConfigMap getCorpusConfigs() {

    CorpusConfigMap corpusConfigurations = null;

    try {
        corpusConfigurations = Helper.getAnnisWebResource().path("query").path("corpora").path("config")
                .get(CorpusConfigMap.class);
    } catch (UniformInterfaceException | ClientHandlerException ex) {
        UI.getCurrent().access(new Runnable() {

            @Override
            public void run() {
                new Notification(ERROR_MESSAGE_CORPUS_PROPS_HEADER, ERROR_MESSAGE_CORPUS_PROPS,
                        Notification.Type.WARNING_MESSAGE, true).show(Page.getCurrent());
            }
        });
    }

    if (corpusConfigurations == null) {
        corpusConfigurations = new CorpusConfigMap();
    }

    corpusConfigurations.put(DEFAULT_CONFIG, getDefaultCorpusConfig());

    return corpusConfigurations;
}

---

From source file:at.jku.ce.adaptivetesting.vaadin.ui.core.VaadinUI.java

License:LGPL

public static void setCurrentPageTitle(ViewChangeEvent e) {
    Page.getCurrent().setTitle((e.getViewName().length() == 0 ? Views.DEFAULT.toString() : e.getViewName())
            + " - " + VaadinUI.getProductData().getProduct() + " v" + VaadinUI.getProductData().getVersion());

}

---

From source file:badoo.action.OpenPageAction.java

License:Open Source License

@Override
public void execute() throws ActionExecutionException {
    Page.getCurrent().open("https://badoo.com/profile/" + item.getItemProperty("user_id").getValue(), "_blank",
            false);//from  ww w .j av  a 2 s. c  o  m
}

---

From source file:by.bigvova.ui.LoginUI.java

License:Apache License

private void notification() {
    Notification notification = new Notification("Welcome to Dashboard Demo");
    notification.setDescription(//  ww w  .  j  a  va 2  s  .  co m
            "<span>This application is not real, it only demonstrates an application built with the <a href=\"https://vaadin.com\">Vaadin framework</a>.</span> <span>No username or password is required, just click the <b>Sign In</b> button to continue.</span>");
    notification.setHtmlContentAllowed(true);
    notification.setStyleName("tray dark small closable login-help");
    notification.setPosition(Position.BOTTOM_CENTER);
    notification.setDelayMsec(20000);
    notification.show(Page.getCurrent());
}

---

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