Created
May 3, 2012 16:22
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simple open web app lib
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| // manage a webapp. | |
| // place <link rel="app-manifest" href="path-to-manifest.webapp"> in your <head> | |
| // mozApp.install() attempts installation | |
| // mozApp.uninstall() removes | |
| // mozApp.isRunning() indicates whether the app is currently installed and open | |
| var mozApp = (function() { | |
| var manLink = document.querySelector('link[rel="app-manifest"]'), | |
| manifestURL = manLink.href; | |
| var self = false; | |
| var selfReq = navigator.mozApps.getSelf(); | |
| selfReq.onsuccess = function() { | |
| self = selfReq.result; | |
| }; | |
| function isRunning() { | |
| return !!self; | |
| } | |
| function install(success, error) { | |
| var r = navigator.mozApps.install(manifestURL); | |
| r.onsuccess = success; | |
| r.onerror = error; | |
| r.addEventListener('error', function() { | |
| alert('Installation Failed with Error: ' + this.error.name); | |
| }); | |
| return r; | |
| } | |
| function uninstall() { | |
| if (self) | |
| return self.uninstall(); | |
| } | |
| return { | |
| isRunning: isRunning, | |
| install: install, | |
| uninstall: uninstall, | |
| manifest: manifestURL | |
| }; | |
| })(); |
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