Class QueryUi

src/tsd/client/QueryUi.java:103–1439

Root class for the 'query UI'. Manages the entire UI, forms to query the TSDB and other misc panels.

 * Manages the entire UI, forms to query the TSDB and other misc panels.
 */
public class QueryUi implements EntryPoint, HistoryListener {

  /** Map of available gnuplot data styles. */
  public static Map<String, Integer> stylesMap = new HashMap<String, Integer>();
  static {
      Map<String, Integer> map = new HashMap<String, Integer>();
      map.put("linespoint", 0);
      map.put("points", 1);
      map.put("circles", 3);
      map.put("dots", 4);
      stylesMap = Collections.unmodifiableMap(map);
  }

  // Some URLs we use to fetch data from the TSD.
  private static final String AGGREGATORS_URL = "aggregators";
  private static final String LOGS_URL = "logs?json";
  private static final String STATS_URL = "stats?json";
  private static final String VERSION_URL = "version?json";

  private static final DateTimeFormat FULLDATE =
    DateTimeFormat.getFormat("yyyy/MM/dd-HH:mm:ss");

  private final Label current_error = new Label();

  private final DateTimeBox start_datebox = new DateTimeBox();
  private final DateTimeBox end_datebox = new DateTimeBox();
  private final CheckBox autoreload = new CheckBox("Autoreload");
  private final ValidatedTextBox autoreoload_interval = new ValidatedTextBox();
  private Timer autoreoload_timer;

  private final ValidatedTextBox yrange = new ValidatedTextBox();
  private final ValidatedTextBox y2range = new ValidatedTextBox();
  private final CheckBox ylog = new CheckBox();
  private final CheckBox y2log = new CheckBox();
  private final TextBox ylabel = new TextBox();
  private final TextBox y2label = new TextBox();
  private final ValidatedTextBox yformat = new ValidatedTextBox();
  private final ValidatedTextBox y2format = new ValidatedTextBox();
  private final ValidatedTextBox wxh = new ValidatedTextBox();
  private final CheckBox global_annotations = new CheckBox("Global annotations");

  private String keypos = "";  // Position of the key on the graph.
  private final CheckBox horizontalkey = new CheckBox("Horizontal layout");
  private final CheckBox keybox = new CheckBox("Box");
  private final CheckBox nokey = new CheckBox("No key (overrides others)");

  // Styling options.
  private final CheckBox smooth = new CheckBox();
  private final ListBox styles = new ListBox();
  private String timezone = "";
  
  // Annotations handling flags.
  private boolean hide_annotations = false;
  private boolean show_global_annotations = false;

  /**
   * Handles every change to the query form and gets a new graph.
   * Whenever the user changes one of the parameters of the graph, we want