web_frontend/file.js

   1 //
   2 // Armadillo File Manager
   3 // Copyright (c) 2010, Robert Sesek <http://www.bluestatic.org>
   4 //
   5 // This program is free software: you can redistribute it and/or modify it under
   6 // the terms of the GNU General Public License as published by the Free Software
   7 // Foundation, either version 3 of the License, or any later version.
   8 //
   9
  10 goog.provide('armadillo.File');
  11
  12 goog.require('goog.Disposable');
  13 goog.require('goog.dom');
  14
  15 /**
  16  * A file in a directory listing.
  17  * @param  {string}  File name.
  18  * @constructor
  19  */
  20 armadillo.File = function(name) {
  21   goog.Disposable.call(this);
  22   this.name_ = name;
  23   this.isDirectory_ = app.isDirectory(name);
  24 };
  25 goog.inherits(armadillo.File, goog.Disposable);
  26
  27 /**
  28  * Disposer
  29  * @protected
  30  */
  31 goog.Disposable.prototype.disposeInternal = function() {
  32   armadillo.File.superClass_.disposeInternal.call(this);
  33   this.element_ = null;
  34   goog.events.unlistenByKey(this.clickListener_);
  35 };
  36
  37 /**
  38  * Constructs the Elements that make up the UI.
  39  * @returns  {Element}  An element ready for insertion into DOM.
  40  */
  41 armadillo.File.prototype.draw = function() {
  42   if (!this.element_) {
  43     this.element_ = goog.dom.createElement('li');
  44     this.element_.representedObject = this;
  45     this.clickListener_ = goog.events.listen(this.element_,
  46         goog.events.EventType.CLICK, this.clickHandler_, false, this);
  47   }
  48   goog.dom.removeChildren(this.element_);
  49   goog.dom.setTextContent(this.element_, this.name_);
  50   return this.element_;
  51 };
  52
  53 /**
  54  * Click handler for the ist element.
  55  * @param  {Event}  e
  56  */
  57 armadillo.File.prototype.clickHandler_ = function(e) {
  58   if (this.isDirectory_) {
  59     app.navigate(this.name_);
  60   }
  61 };