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Extend printheaderfooter.js example documentation 

The comment now explains how to delegate the header/footer setup
to the loaded HTML page by giving an explicit HTML example that
defines the required PhantomJSPrinting object

ISSUE: 512 (http://code.google.com/p/phantomjs/issues/detail?id=512)
1.6
Milian Wolff 2012-04-25 14:16:31 +02:00 committed by Ariya Hidayat
parent e185a5c2b6
commit b3d74c9a6c
1 changed files with 21 additions and 2 deletions
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23
examples/printheaderfooter.js
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@ -41,11 +41,30 @@ if (system.args.length < 3) {
} else {
/* check whether the loaded page overwrites the header/footer setting,
i.e. whether a PhantomJSPriting object exists. Use that then instead
of our defaults above. */
of our defaults above.
example:
<html>
<head>
<script type="text/javascript">
var PhantomJSPrinting = {
header: {
height: "1cm",
contents: function(pageNum, numPages) { return pageNum + "/" + numPages; }
},
footer: {
height: "1cm",
contents: function(pageNum, numPages) { return pageNum + "/" + numPages; }
}
};
</script>
</head>
<body><h1>asdfadsf</h1><p>asdfadsfycvx</p></body>
</html>
*/
if (page.evaluate(function(){return typeof PhantomJSPrinting == "object";})) {
paperSize = page.paperSize;
paperSize.header.height = page.evaluate(function() {
console.log("woot?", PhantomJSPrinting.header.height);
return PhantomJSPrinting.header.height;
});
paperSize.header.contents = phantom.callback(function(pageNum, numPages) {