bigbluebutton-Github/bigbluebutton-client/resources/prod/lib/bbb_blinker.js

131 lines
3.9 KiB
JavaScript
Executable File

var blinkTimer = false;
var blinking = false;
var startblink = function(message1, message2)
{
if(!blinking)
{
document.title = (document.title == message2)?message1:message2;
blinkTimer = window.setTimeout("blinktitle('" + message1 + "', '" + message2 + "', 1)", 500);
blinking = true;
}
}
var blinktitle = function(message1, message2)
{
document.title = (document.title == message2)?message1:message2;
blinkTimer = window.setTimeout("blinktitle('" + message1 + "', '" + message2 + "', 1)", 500);
}
var clearblink = function()
{
blinking = false;
if(blinkTimer)
{
window.clearTimeout(blinkTimer);
}
document.title = 'BigBlueButton';
}
var i = 1;
function addAlert(message){
var target = document.getElementById( 'notifications' ),
contentDiv = document.createElement( "div" );
contentDiv.id = "alertDiv" + i;
i++;
//contentDiv.innerHTML = "<p>" + message + "</p>";
contentDiv.innerHTML = message;
contentDiv.style.display = "block";
target.appendChild( contentDiv );
target.hide();
target.setAttribute("role","alert");
target.show();
contentDiv.hide();
contentDiv.setAttribute("role","alert");
contentDiv.show();
}
function determineModifier()
{
var browser = determineBrowser();
var modifier;
if (browser == "Firefox"){
modifier = "control+";
}
else if (browser == "Chrome"){
modifier = "control+";
}
else if (browser == "Microsoft Internet Explorer"){
modifier = "shift+alt+";
}
/*else if (browser == "Safari"){
modifier = "control+";
}*/
else{
modifier = "shift+alt+";
}
return modifier;
}
function determineBrowser()
{
// Browser name extraction code provided by http://www.javascripter.net/faq/browsern.htm
var nVer = navigator.appVersion;
var nAgt = navigator.userAgent;
var browserName = navigator.appName;
var fullVersion = ''+parseFloat(navigator.appVersion);
var majorVersion = parseInt(navigator.appVersion,10);
var nameOffset,verOffset,ix;
// In Opera, the true version is after "Opera" or after "Version"
if ((verOffset=nAgt.indexOf("Opera"))!=-1) {
browserName = "Opera";
fullVersion = nAgt.substring(verOffset+6);
if ((verOffset=nAgt.indexOf("Version"))!=-1)
fullVersion = nAgt.substring(verOffset+8);
}
// In MSIE, the true version is after "MSIE" in userAgent
else if ((verOffset=nAgt.indexOf("MSIE"))!=-1) {
browserName = "Microsoft Internet Explorer";
fullVersion = nAgt.substring(verOffset+5);
}
// In Chrome, the true version is after "Chrome"
else if ((verOffset=nAgt.indexOf("Chrome"))!=-1) {
browserName = "Chrome";
fullVersion = nAgt.substring(verOffset+7);
}
// In Safari, the true version is after "Safari" or after "Version"
else if ((verOffset=nAgt.indexOf("Safari"))!=-1) {
browserName = "Safari";
fullVersion = nAgt.substring(verOffset+7);
if ((verOffset=nAgt.indexOf("Version"))!=-1)
fullVersion = nAgt.substring(verOffset+8);
}
// In Firefox, the true version is after "Firefox"
else if ((verOffset=nAgt.indexOf("Firefox"))!=-1) {
browserName = "Firefox";
fullVersion = nAgt.substring(verOffset+8);
}
// In most other browsers, "name/version" is at the end of userAgent
else if ( (nameOffset=nAgt.lastIndexOf(' ')+1) < (verOffset=nAgt.lastIndexOf('/')) )
{
browserName = nAgt.substring(nameOffset,verOffset);
fullVersion = nAgt.substring(verOffset+1);
if (browserName.toLowerCase()==browserName.toUpperCase()) {
browserName = navigator.appName;
}
}
// trim the fullVersion string at semicolon/space if present
if ((ix=fullVersion.indexOf(";"))!=-1)
fullVersion=fullVersion.substring(0,ix);
if ((ix=fullVersion.indexOf(" "))!=-1)
fullVersion=fullVersion.substring(0,ix);
majorVersion = parseInt(''+fullVersion,10);
if (isNaN(majorVersion)) {
fullVersion = ''+parseFloat(navigator.appVersion);
majorVersion = parseInt(navigator.appVersion,10);
}
return browserName;
}