perkeep/server/camlistored/newui/blob_item_container.js

/**
 * @fileoverview TODO
 *
 */
goog.provide('camlistore.BlobItemContainer');

goog.require('goog.dom');
goog.require('goog.dom.classes');
goog.require('goog.events.EventHandler');
goog.require('goog.events.EventType');
goog.require('goog.ui.Container');
goog.require('camlistore.BlobItem');



/**
 * @param {camlistore.ServerConnection} connection Connection to the server
 *   for fetching blobrefs and other queries.
 * @param {goog.dom.DomHelper=} opt_domHelper DOM helper to use.
 *
 * @extends {goog.ui.Container}
 * @constructor
 */
camlistore.BlobItemContainer = function(connection, opt_domHelper) {
  goog.base(this, opt_domHelper);

  /**
   * @type {camlistore.ServerConnection}
   * @private
   */
  this.connection_ = connection;

  /**
   * @type {goog.events.EventHandler}
   * @private
   */
  this.eh_ = new goog.events.EventHandler(this);
};
goog.inherits(camlistore.BlobItemContainer, goog.ui.Container);



/**
 * Creates an initial DOM representation for the component.
 */
camlistore.BlobItemContainer.prototype.createDom = function() {
  this.decorateInternal(this.dom_.createElement('div'));
};


/**
 * Decorates an existing HTML DIV element.
 * @param {Element} element The DIV element to decorate.
 */
camlistore.BlobItemContainer.prototype.decorateInternal = function(element) {
  camlistore.BlobItemContainer.superClass_.decorateInternal.call(this, element);

  var el = this.getElement();
  goog.dom.classes.add(el, 'cam-blobitemcontainer');
};


/** @override */
camlistore.BlobItemContainer.prototype.disposeInternal = function() {
  camlistore.BlobItemContainer.superClass_.disposeInternal.call(this);
  this.eh_.dispose();
};


/**
 * Called when component's element is known to be in the document.
 */
camlistore.BlobItemContainer.prototype.enterDocument = function() {
  camlistore.BlobItemContainer.superClass_.enterDocument.call(this);

  this.eh_.listen(this.getElement(), goog.events.EventType.CLICK, function() {
    console.log('Printing from connection: ' + this.connection_.stupidHello());
  });
};


/**
 * Called when component's element is known to have been removed from the
 * document.
 */
camlistore.BlobItemContainer.prototype.exitDocument = function() {
  camlistore.BlobItemContainer.superClass_.exitDocument.call(this);
  this.eh_.removeAll();
};