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//$Id:$
/**
* @file emacspeak.js
* Holds Emacspeak connection
*/
/**
* Emacspeak: encapsulate Emacspeak connection
* @constructor
* Optional: @param {path} Specifies Emacspeak install root
* e.g., /usr/share/emacs/site-lisp/emacspeak/
*/
function Emacspeak( basepath) {
/**
* @private basepath_ Install location
*/
this.path_ = (basepath === undefined) ? '/usr/share/emacs/site-lisp/emacspeak/' : basepath;
/**
* @private cmd_ location of server executable
*/
this.cmd_ = basepath + 'servers/python/HTTPSpeaker.py';
/**
* @private url_
* URL of our local server
*/
this.url_ ='http://localhost:2222/';
}
/**
* Load needed modules and initialize things.
*/
Emacspeak.prototype.init = function() {
try {
var js = 'file://localhost' + this.path_ + 'js/';
repl.load(js + 'di.js');
repl.load(js + 'adom.js');
window.addEventListener(
"load",
function () {
gBrowser.addEventListener('load', repl.updateADom, true);
},
false);
this.say('Emacspeak Enabled Firefox');
} catch (err) {
repl.print('Error during init ' + err);
}
};
/**
* Launch the server
*/
Emacspeak.prototype.initserver = function() {
try {
// See http://developer.mozilla.org/en/docs/Code_snippets:Running_applications
var exec_file = Components.classes['@mozilla.org/file/local;1'].
createInstance(Components.interfaces.nsILocalFile);
this.exec_ = Components.classes['@mozilla.org/process/util;1'].
createInstance(Components.interfaces.nsIProcess);
exec_file.initWithPath(this.cmd_);
this.exec_.init(exec_file);
this.exec_.run(false, null, 0);
} catch (err) {
repl.print(
'Cannot initialize executable with path=' + this.cmd_ + ' error: ' + err);
}
};
/**
* Speak argument.
@param {string} text to speak.
* @return void
*/
Emacspeak.prototype.say = function(text) {
var url = this.url_ + 'say?' +encodeURIComponent(text);
var xhr = new XMLHttpRequest();
xhr.open('GET', url,true);
// xhr.onreadystatechange = function (data) {repl.print(data);};
xhr.send(null);
};
repl.print('Loaded emacspeak.js');
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