From 4faf8937bff61d5723fde3becb17b407cccf2433 Mon Sep 17 00:00:00 2001
From: tafakkur <github@tafakkur.live>
Date: Thu, 24 Dec 2020 17:15:57 +0530
Subject: [PATCH] Added Visibility Change

---
 JavaScript Files/Visibility Change.js | 39 +++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 JavaScript Files/Visibility Change.js

diff --git a/JavaScript Files/Visibility Change.js b/JavaScript Files/Visibility Change.js
new file mode 100644
index 0000000..9f8c923
--- /dev/null
+++ b/JavaScript Files/Visibility Change.js	
@@ -0,0 +1,39 @@
+//Check Visibility Change
+
+Qualtrics.SurveyEngine.addOnReady(function () {
+    time_off = 0;
+    time_fs = 0;
+	document.addEventListener("visibilitychange", function () {
+		if (document.visibilityState != "visible") {
+			Qualtrics.SurveyEngine.setEmbeddedData("tab_changed", "true");
+			off_screen = setInterval(() => {
+				time_off++;
+				console.log(time_off);
+			}, 100);
+		}else{
+				clearInterval(off_screen);
+				console.log(time_off);
+		}
+	});
+	document.addEventListener("fullscreenchange", function () {
+		if (document.fullscreenElement !== null) {
+			full_screen = setInterval(() => {
+				time_fs++;
+				console.log(time_fs);
+			}, 100);
+		} else {
+            clearInterval(full_screen);
+			console.log(time_fs);
+			console.log("fs disabled");
+		}
+	});
+	document.querySelector("#NextButton").onclick = function () {
+        clearInterval(off_screen);
+        clearInterval(full_screen);
+		Qualtrics.SurveyEngine.setEmbeddedData("gone_for", time_off);
+        Qualtrics.SurveyEngine.setEmbeddedData("full_screen", time_fs);
+        console.log(time_fs);
+        console.log(time_off);
+
+	};
+});
\ No newline at end of file