示例#1
0
  public void create(KindletContext context) {
    this.context = context;
    rootContainer = context.getRootContainer();

    snakePanel = new GamePanel();
    rootContainer.add(snakePanel, BorderLayout.CENTER);
    rootContainer.setFocusTraversalKeysEnabled(false);
    rootContainer.addKeyListener(snakePanel);
    snakePanel.setFocusTraversalKeysEnabled(false);
    snakePanel.addKeyListener(snakePanel);

    KindletUIResources uiRes = context.getUIResources();
    snakePanel.setTitleFont(uiRes.getFont(KFontFamilyName.SANS_SERIF, 48));
    snakePanel.setSubTitleFont(uiRes.getFont(KFontFamilyName.SANS_SERIF, 20));
  }
示例#2
0
  public SearchPanel(UIRoot root) {
    this.root = root;
    searchField = new KTextField(20);
    final KButton searchBtn = new KButton("Search");
    final KLabel label = new KLabel("Search:");

    searchField.setBorder(new KLineBorder(1, true));
    label.setFont(res.getFont(KFontFamilyName.MONOSPACE, 30));
    resultPanel.setLayout(new GridLayout(DEFAULT_SEARCH_SIZE * 2, 1));

    setLayout(new GridBagLayout());
    GridBagConstraints gbc = new GridBagConstraints();
    gbc.anchor = GridBagConstraints.NORTH;
    gbc.fill = GridBagConstraints.HORIZONTAL;
    gbc.gridx = 0;
    gbc.gridy = 0;
    gbc.weighty = 0;
    gbc.weightx = 0;
    gbc.insets = new Insets(10, 10, 10, 10);
    add(label, gbc);
    gbc.gridx = 1;
    gbc.ipadx = 300;
    add(searchField, gbc);
    gbc.gridx = 2;
    add(searchBtn, gbc);
    // setup search panel.
    gbc.fill = GridBagConstraints.HORIZONTAL;
    gbc.gridy = 1;
    gbc.gridx = 0;
    gbc.gridwidth = 0;
    gbc.weighty = 1.0;
    gbc.weightx = 3;
    gbc.ipady = 300;
    gbc.insets = new Insets(25, 25, 25, 25);
    add(resultPanel, gbc);

    searchField.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent arg0) {
            String searchTerm = searchField.getText();
            searchField.setText("");
            currentPage = 0;
            currentSearch = searchTerm;
            search(searchTerm);
            searchField.repaint();
            resultPanel.repaint();
          }
        });
    root.searchPanel = this;
  }
示例#3
0
public class SearchPanel extends AbstractKPanel {
  KTextField searchField;
  KindletUIResources res = KindletUIResources.getInstance();
  KPanel resultPanel = new KPanel();
  private UIRoot root;
  private String currentSearch;
  private int currentPage = 0;
  private int totalPages = 0;
  public static final int DEFAULT_SEARCH_SIZE = 10;

  Logger logger = Logger.getLogger(SearchPanel.class);

  KeyEventDispatcher eventDispatcher =
      new KeyEventDispatcher() {
        public boolean dispatchKeyEvent(KeyEvent evt) {
          if ((evt.getKeyCode() == KindleKeyCodes.VK_RIGHT_HAND_SIDE_TURN_PAGE
                  || evt.getKeyCode() == KindleKeyCodes.VK_LEFT_HAND_SIDE_TURN_PAGE)
              && currentPage < totalPages) {
            // pagination of search results
            currentPage++;
            search(currentSearch);
            return true;
          }
          if (evt.getKeyCode() == KindleKeyCodes.VK_TURN_PAGE_BACK && currentPage > 0) {
            // pagination of search results
            currentPage--;
            search(currentSearch);
            return true;
          }
          return false;
        }
      };

  public SearchPanel(UIRoot root) {
    this.root = root;
    searchField = new KTextField(20);
    final KButton searchBtn = new KButton("Search");
    final KLabel label = new KLabel("Search:");

    searchField.setBorder(new KLineBorder(1, true));
    label.setFont(res.getFont(KFontFamilyName.MONOSPACE, 30));
    resultPanel.setLayout(new GridLayout(DEFAULT_SEARCH_SIZE * 2, 1));

    setLayout(new GridBagLayout());
    GridBagConstraints gbc = new GridBagConstraints();
    gbc.anchor = GridBagConstraints.NORTH;
    gbc.fill = GridBagConstraints.HORIZONTAL;
    gbc.gridx = 0;
    gbc.gridy = 0;
    gbc.weighty = 0;
    gbc.weightx = 0;
    gbc.insets = new Insets(10, 10, 10, 10);
    add(label, gbc);
    gbc.gridx = 1;
    gbc.ipadx = 300;
    add(searchField, gbc);
    gbc.gridx = 2;
    add(searchBtn, gbc);
    // setup search panel.
    gbc.fill = GridBagConstraints.HORIZONTAL;
    gbc.gridy = 1;
    gbc.gridx = 0;
    gbc.gridwidth = 0;
    gbc.weighty = 1.0;
    gbc.weightx = 3;
    gbc.ipady = 300;
    gbc.insets = new Insets(25, 25, 25, 25);
    add(resultPanel, gbc);

    searchField.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent arg0) {
            String searchTerm = searchField.getText();
            searchField.setText("");
            currentPage = 0;
            currentSearch = searchTerm;
            search(searchTerm);
            searchField.repaint();
            resultPanel.repaint();
          }
        });
    root.searchPanel = this;
  }

  public void search(String term) {
    logger.info("Searcing for the term:" + term);
    try {
      KindletContext context = root.context;
      context.getProgressIndicator().setString("Connecting");
      new SearchHandler(term).connected();
    } catch (InterruptedException e) {
      e.printStackTrace();
    }
  }

  static String generateUrl(String searchTerm, int startIndex, int resultSize) {
    String urlstr =
        "http://export.arxiv.org/api/query?search_query="
            + searchTerm
            + "&start="
            + startIndex
            + "&max_results="
            + resultSize;
    return urlstr;
  }

  public List searchUrl(String url) {
    List results = new ArrayList();
    try {
      DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
      DocumentBuilder parser = factory.newDocumentBuilder();
      Document document = parser.parse(url);
      NodeList items = document.getChildNodes().item(0).getChildNodes();

      for (int i = 0; i < items.getLength(); i++) {
        Node item = items.item(i);
        if (item.getNodeName().equals("opensearch:totalResults")) {
          totalPages = Integer.parseInt(item.getTextContent()) / DEFAULT_SEARCH_SIZE;
          logger.info("" + totalPages);
        }
        if (item.getNodeName().equals("entry")) {
          NodeList childrens = item.getChildNodes();
          String id = "";
          String title = "";
          String summary = "";
          for (int j = 0; j < childrens.getLength(); j++) {
            Node childItem = childrens.item(j);
            if (childItem.getNodeName().equals("title")) {
              title = childItem.getTextContent();
            } else if (childItem.getNodeName().equals("summary")) {
              summary = childItem.getTextContent();
            } else if (childItem.getNodeName().equals("id")) {
              id = Util.getIdFromUrl(childItem.getTextContent());
            }
          }
          results.add(new Result(title, summary, id));
        }
      }
      logger.info(results);
      return results;
    } catch (Exception e) {
      logger.error("Error while searchUrl()");
    }
    return results;
  }

  /** Add a search result to display. */
  public void addResult(final Result result, boolean focus) {
    KWTSelectableLabel selectable = new KWTSelectableLabel(result.title);
    selectable.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent evt) {
            // when the item is selected.
            root.setCurrentPanel(root.moreInfoPanel);
            root.moreInfoPanel.setResult(result);
          }
        });
    resultPanel.add(selectable);
    if (focus) {
      selectable.requestFocus();
    }
    resultPanel.add(new KLabel(result.summary));
  }

  class SearchHandler implements ConnectivityHandler {
    private String term;

    public SearchHandler(String term) {
      this.term = term;
    }

    public void connected() throws InterruptedException {
      KindletContext context = root.context;
      String url = generateUrl(term, currentPage * DEFAULT_SEARCH_SIZE, DEFAULT_SEARCH_SIZE);
      context.getProgressIndicator().setString("");
      final List results = searchUrl(url);
      EventQueue.invokeLater(
          new Runnable() {
            public void run() {
              resultPanel.removeAll();
              for (int i = 0; i < results.size(); i++) {
                Result item = (Result) results.get(i);
                addResult(item, i == 0);
              }
              repaint();
            }
          });
    }

    public void disabled(NetworkDisabledDetails detail) throws InterruptedException {
      // do nothing.
    }
  }

  public Runnable onStart() {
    return new Runnable() {
      public void run() {
        searchField.requestFocus();
        // addResult(new Result("Foo", "Bar"));
        // remove pagination listener
        KeyboardFocusManager.getCurrentKeyboardFocusManager()
            .addKeyEventDispatcher(eventDispatcher);
        root.rootContainer.repaint();
      }
    };
  }

  public Runnable onStop() {
    return new Runnable() {
      public void run() {
        // remove pagination listener
        KeyboardFocusManager.getCurrentKeyboardFocusManager()
            .removeKeyEventDispatcher(eventDispatcher);
      }
    };
  }
}