Intro
Admin Mid-term Evaluation open Remember to come by office hours once No section tomorrow Silvia is at the CHI conference No class on Thursday group meeting time Frustration about tool approach So we're going to dive into the Anteator Idol New Material XMLHttpRequestObject Background HTTP is a request/response protocol response is text of some sort. XML, raw text, etc. Code snippet (example_00.html) sendRequest sets the request in motion and returns control immediately while we do other stuff. callback function is the heart of event-driven U/Is examples are window.onload req.onreadystatechange var READY_STATE_UNINITIALIZED = 0;var READY_STATE_LOADING = 1;
var READY_STATE_LOADED = 2;
var READY_STATE_INTERACTIVE = 3;
var READY_STATE_COMPLETE = 4;
Loading HTML with AJAX calls Summarize Transient vs Sovereign applications Sovereign requires complete attention Requires Asynchronous interacttion to allow fine grain multi-tasking In the web domain this has become AJAX Javascript XMLHTTPRequests CSS Document Object Model Assignment 04 and the rest of the quarter is devoted to Anteator Idol Speed Dating for BrainStorming Groups of 5 Topic Art-Walk Buddy Hider Anteater Sports Registrar 2.0 Speed Shopper To Do List Movie Buddy Monopoly Agitate Flash Mob Geo-synchronous Lunch counter