Code coverage report for lib/template/view/index.js

Statements: 80% (48 / 60)      Branches: 58.33% (14 / 24)      Functions: 68.75% (11 / 16)      Lines: 85.45% (47 / 55)      Ignored: 1 statement, 1 branch     

All files » lib/template/view/ » index.js
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var protoclass     = require("protoclass");
var Transitions    = require("./transitions");
var _bind          = require("../../utils/bind");
var _stringifyNode = require("../../utils/stringifyNode");
var Reference      = require("./reference");
 
/**
 * constructor
 * @param template the template which created this view
 * @param pool the pool of views to push back into after
 * this view has been disposed
 * @param section the section (cloned node) to attach to
 * @param hydrators binding hydrators that help tie this view
 * to the section
 */
 
function View(template, pool, section, hydrators, options) {
 
  this.template        = template;
  this.section         = section;
  this.bindings        = [];
  this._pool           = pool;
  this.parent          = options.parent;
  this.accessor        = this.parent ? this.parent.accessor : template.accessor || new template.accessorClass();
  this.rootNode        = section.rootNode();
  this.transitions     = new Transitions();
  this.runloop         = template.runloop;
  this._watchers       = [];
 
  for (var i = 0, n = hydrators.length; i < n; i++) {
    hydrators[i].hydrate(this);
  }
 
  this._dispose = _bind(this._dispose, this);
}
 
/**
 */
 
protoclass(View, {
 
  /**
   */
 
  setOptions: function(options) {
    this.parent = options.parent;
    Iif (options.parent) this.accessor = this.parent.accessor;
  },
 
  /**
   */
 
  get: function(path) {
    var v = this.accessor.get(this.context, path);
    return v != null ? v : this.parent ? this.parent.get(path) : void 0;
  },
 
  /**
   */
 
  set: function(path, value) {
    return this.accessor.set(this.context, path, value);
  },
 
  /**
   */
 
  reference: function(path, settable, gettable) {
    return new Reference(this, path, settable, gettable);
  },
 
  /**
   */
 
  call: function(path, params) {
    var has = this.accessor.get(this.context, path);
    return has ? this.accessor.call(this.context, path, params) : this.parent ? this.parent.call(path, params) : void 0;
  },
 
  /**
   */
 
  setProperties: function(properties) {
    for (var key in properties) this.set(key, properties[key]);
  },
 
  /**
   */
 
  watch: function(keypath, listener) {
    return this.accessor.watchProperty(this.context, keypath, listener);
  },
 
  /**
   */
 
  watchEvent: function(object, event, listener) {
    return this.accessor.watchEvent(object, event, listener);
  },
 
  /**
   */
 
  bind: function(context) {
 
    Iif (this.context) {
      this.unbind();
    }
    Iif (!context) context = {};
 
    this.context = this.accessor.castObject(context);
 
    for (var i = 0, n = this.bindings.length; i < n; i++) {
      this.bindings[i].bind();
    }
  },
 
  /**
   */
 
  unbind: function() {
    for (var i = this.bindings.length; i--;) {
      this.bindings[i].unbind();
    }
 
  },
 
  /**ch
   */
 
  render: function() {
    if (!this.context) this.bind({});
    this.transitions.enter();
    return this.section.render();
  },
 
  /**
   */
 
  remove: function() {
    this.section.remove();
    return this;
  },
 
  /**
   * disposes the view, and re-adds it to the template pool. At this point, the
   * view cannot be used anymore.
   */
 
  dispose: function() {
    Iif (this.transitions.exit(this._dispose)) return;
    this._dispose();
    return this;
  },
 
  /**
   */
 
  _dispose: function() {
    this.unbind();
    this.section.remove();
    this._pool.push(this);
  },
 
  /**
   */
 
  toString: function() {
    var node = this.render();
 
    /* istanbul ignore if */
    Iif (this.template.document === global.document) {
      return _stringifyNode(node);
    }
 
    return node.toString();
  }
});
 
module.exports = View;