X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/e68a54005c36b6a2282e4446fb04fda6cd9b953e..3669f00df3636d92c7de6fb0c7ebeac89150e5fe:/project/static/js/app.js diff --git a/project/static/js/app.js b/project/static/js/app.js index 702fb0cb..2210654b 100644 --- a/project/static/js/app.js +++ b/project/static/js/app.js @@ -3,7 +3,16 @@ var editor; var panel_hooks; +// prevent a console.log from blowing things up if we are on a browser that +// does not support it +if (typeof console === 'undefined') { + window.console = {} ; + console.log = console.info = console.warn = console.error = function(){}; +} + + (function(){ + // Classes var initializing = false, fnTest = /xyz/.test(function(){xyz;}) ? /\b_super\b/ : /.*/; this.Class = function(){}; Class.extend = function(prop) { @@ -34,8 +43,42 @@ var panel_hooks; Class.extend = arguments.callee; return Class; }; + + // Templates + var cache = {}; + + this.render_template = function render_template(str, data){ + // Figure out if we're getting a template, or if we need to + // load the template - and be sure to cache the result. + var fn = !/^[\d\s-_]/.test(str) ? + cache[str] = cache[str] || + render_template(document.getElementById(str).innerHTML) : + + // Generate a reusable function that will serve as a template + // generator (and which will be cached). + new Function("obj", + "var p=[],print=function(){p.push.apply(p,arguments);};" + + + // Introduce the data as local variables using with(){} + "with(obj){p.push('" + + + // Convert the template into pure JavaScript + str + .replace(/[\r\t\n]/g, " ") + .split("<%").join("\t") + .replace(/((^|%>)[^\t]*)'/g, "$1\r") + .replace(/\t=(.*?)%>/g, "',$1,'") + .split("\t").join("');") + .split("%>").join("p.push('") + .split("\r").join("\\'") + + "');}return p.join('');"); + + // Provide some basic currying to the user + return data ? fn( data ) : fn; + }; })(); + (function() { var slice = Array.prototype.slice; @@ -63,8 +106,80 @@ var panel_hooks; } })(); - -$(function() { - var splitView = new SplitView('#panels'); + +var Editor = Editor || {}; + +// Obiekt implementujący wzorzec KVC/KVO +Editor.Object = Class.extend({ + _className: 'Editor.Object', + _observers: {}, + _guid: null, + + init: function() { + this._observers = {}; + }, + + description: function() { + return this._className + '(guid = ' + this.guid() + ')'; + }, + + addObserver: function(observer, property, callback) { + // console.log('Add observer', observer.description(), 'to', this.description(), '[', property, ']'); + if (!this._observers[property]) { + this._observers[property] = {} + } + this._observers[property][observer.guid()] = callback; + return this; + }, + + removeObserver: function(observer, property) { + if (!property) { + for (var property in this._observers) { + this.removeObserver(observer, property) + } + } else { + // console.log('Remove observer', observer.description(), 'from', this.description(), '[', property, ']'); + delete this._observers[property][observer.guid()]; + } + return this; + }, + + notifyObservers: function(property) { + var currentValue = this[property]; + for (var guid in this._observers[property]) { + // console.log(this._observers[property][guid]); + // console.log('Notifying', guid, 'of', this.description(), '[', property, ']'); + this._observers[property][guid](property, currentValue, this); + } + return this; + }, + + guid: function() { + if (!this._guid) { + this._guid = ('editor-' + Editor.Object._lastGuid++); + } + return this._guid; + }, + + get: function(property) { + return this[property]; + }, + + set: function(property, value) { + if (this[property] != value) { + this[property] = value; + this.notifyObservers(property); + } + return this; + }, + + dispose: function() { + delete this._observers; + } }); + +Editor.Object._lastGuid = 0; + + +var panels = [];