Survey.StylesManager.applyTheme("modern");
function doOnCurrentPageChanged(survey) {
var prev = document.getElementById('surveyPrev');
if(prev) {
prev.style.display = !survey.isFirstPage ? "" : "none";
}
var next = document.getElementById('surveyNext');
if(next) {
next.style.display = !survey.isLastPage ? "" : "none";
}
var complete = document.getElementById('surveyComplete');
if(complete) {
complete.style.display = survey.isLastPage ? "" : "none";
}
}
function setupPageSelector(survey) {
var selector = document.getElementById('pageSelector');
for(var i = 0; i < survey.visiblePages.length; i ++) {
var option = document.createElement("option");
option.value = i;
option.text = "Page " + (i + 1);
selector.add(option);
}
}
var json = {
"title": "Software developer survey.",
"showNavigationButtons": "none",
"pages": [
{
"title": "What operating system do you use?",
"elements": [
{
"type": "checkbox",
"name": "opSystem",
"title": "OS",
"hasOther": true,
"isRequired": true,
"choices": [ "Windows", "Linux", "Macintosh OSX" ]
}
]
},
{
"title": "What language(s) are you currently using?",
"elements": [
{
"type": "checkbox",
"name": "langs",
"title": "Please select from the list",
"colCount": 4,
"isRequired": true,
"choices": [
"Javascript",
"Java",
"Python",
"CSS",
"PHP",
"Ruby",
"C++",
"C",
"Shell",
"C#",
"Objective-C",
"R",
"VimL",
"Go",
"Perl",
"CoffeeScript",
"TeX",
"Swift",
"Scala",
"Emacs Lisp",
"Haskell",
"Lua",
"Clojure",
"Matlab",
"Arduino",
"Makefile",
"Groovy",
"Puppet",
"Rust",
"PowerShell"
]
}
]
},
{
"title": "Please enter your name and e-mail",
"elements": [
{
"type": "text",
"name": "name",
"title": "Name:"
},
{
"type": "text",
"name": "email",
"title": "Your e-mail"
}
]
}
]
};
window.survey = new Survey.Model(json);
survey.onComplete.add(function(sender) {
document.querySelector('#surveyResult').textContent =
"Result JSON:\n" + JSON.stringify(sender.data, null, 3);
});
survey.showTitle = false;
survey.onCurrentPageChanged.add(doOnCurrentPageChanged);
survey.render("surveyElement");
setupPageSelector(survey);
doOnCurrentPageChanged(survey);
survey.showTitle = false;
survey.onComplete.add(function(sender) {
document.getElementsByClassName("navigation-bar")[0].style.display = "none";
});
<!DOCTYPE html>
<html lang="en">
<head>
<title>Replace navigation buttons with the custom ones, Knockoutjs Survey Library Example</title>
<meta name="viewport" content="width=device-width" />
<script src="https://unpkg.com/knockout@3.5.1/build/output/knockout-latest.js"></script>
<script src="/DevBuilds/survey-core/survey.core.min.js"></script>
<script src="/DevBuilds/survey-core/survey.i18n.min.js"></script>
<script src="/DevBuilds/survey-knockout-ui/survey-knockout-ui.min.js"></script>
<link href="/DevBuilds/survey-core/modern.min.css" type="text/css" rel="stylesheet" />
<link rel="stylesheet" href="./index.css">
</head>
<body>
External navigation:
<div style="margin-top:20px">
<a id="surveyPrev" href="#" onclick="survey.prevPage();"></a>
<a id="surveyNext" href="#" onclick="survey.nextPage();"></a>
<a id="surveyComplete" href="#" onclick="survey.completeLastPage();">Complete</a>
</div>
<div style="margin-top:20px">
Go to page directly without validation:
<select id="pageSelector" onchange="survey.currentPageNo = this.value"></select>
</div>
<hr />
<div id="surveyElement" style="display:inline-block;width:100%;">
</div>
<div id="surveyResult"></div>
<script type="text/javascript" src="./index.js"></script>
</body>
</html>
#surveyPrev, #surveyNext, #surveyComplete {
color: #1ab394;
cursor: pointer;
}
#surveyPrev {
background-image: url(/Content/Examples/prev.png);
display: inline-block;
width: 80px;
height: 90px;
}
#surveyNext {
background-image: url(/Content/Examples/next.png);
display: inline-block;
width: 80px;
height: 90px;
}
#surveyComplete {
vertical-align: bottom;
display: inline-block;
width: 90px;
height: 90px;
line-height: 90px;
text-align: center;
border-radius: 50%;
background-color: lightgray;
}
.navigation-bar {
padding: 1em;
}Use onCurrentPageChanged event to update it after the current page is changed.
If you use knockout, please use onRedered event to initialized your custom navigation elements.
survey.onCurrentPageChanged.add(function (sender, options) {
var survey = sender;
var oldCurrentPage = options.oldCurrentPage;
var newCurrentPage = options.newCurrentPage;
//Your code
});
//Requires for knockout platoform only
survey.onRendered.add(function (sender) {
var survey = sender;
//Your code
});
