threex.chromeWebStoreInstall.js | |
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This THREEx helper makes it easy to handle chrome.webstore.install API. * api description http://code.google.com/chrome/webstore/docs/inline_installation.html * paul kinlan post on g+ https://plus.google.com/116059998563577101552/posts/c9zYiA9RdC5 Code | |
/** @namespace */
var THREEx = THREEx || {};
THREEx.ChromeWebStoreInstall = THREEx.ChromeWebStoreInstall || {};
/**
* test if the API is available
* @returns {Boolean} true if the API is available, false otherwise
*/
THREEx.ChromeWebStoreInstall.apiAvailable = function()
{
var available = typeof chrome !== 'undefined' && chrome.webstore && chrome.webstore.install;
return available ? true : false;
}
/**
* Test if the application is already installed
*
* @returns {Boolean} true if the application is installed, false otherwise
*/
THREEx.ChromeWebStoreInstall.isInstalled = function()
{
if( !this.apiAvailable() ) return false;
return chrome.app.isInstalled ? true : false;
}
/**
* Trigger an installation
* @param {String} url of the application (optional)
* @param {Function} callback called if installation succeed
* @param {Function} callback called if installation failed
*/
THREEx.ChromeWebStoreInstall.install = function(url, successCallback, failureCallback)
{
console.assert( this.apiAvailable() )
chrome.webstore.install(url, successCallback, failureCallback);
}
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