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February 19, 2022 12:12
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adjust size of Matomo Tag Manager preview / debug console
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<script> | |
//use this script to adjust size of Matomo Tag Manager preview / debug console | |
//usage: create html tag in MTM, paste this code and fire tag on DOM ready, if "Preview Mode" is "1" | |
var mtmPreviewSize; | |
//resize MTM preview via console | |
function resizeMtmPreview(prz) { | |
//only in preview mode | |
if ({{PreviewMode}}) { | |
var mtm = document.querySelector('iframe#mtmDebugFrame'); | |
//someday the id might change | |
if (mtm) { | |
mtm.style.height = prz.toString()+'%'; | |
if (prz > 0) mtmPreviewSize = prz; | |
//add margin to body for 100% scrollable content | |
document.body.style.marginBottom= (prz + 10).toString()+'%'; | |
//add switch to DOM | |
if (!document.querySelector('#mtmDebugSwitch')) { | |
var swDiv = document.createElement("div"); | |
swDiv.id = "mtmDebugSwitch"; | |
swDiv.style.position = "fixed"; | |
swDiv.style.background = "#3450A3"; | |
swDiv.style.color = "#fff"; | |
swDiv.style.fontSize = "15px"; | |
swDiv.style.right = "20px"; | |
swDiv.style.bottom = "10px"; | |
swDiv.style.boxShadow = "0 2px 3px 0 rgba(0,0,0,0.16), 0 0px 3px 0 rgba(0,0,0,0.12);"; | |
swDiv.style.width = "20px"; | |
swDiv.style.height = "20px"; | |
swDiv.style.borderRadius = "50%"; | |
swDiv.style.zIndex = "10000000000"; | |
//quick and dirty button as innerHTML | |
swDiv.innerHTML = "<a href='#' style='text-decoration:none;color:#fff' onclick='toggleMtmPreview();return false;' id='mtmSwitchButton'>\u25BC</a>"; | |
document.body.appendChild(swDiv); | |
} | |
} | |
} | |
} | |
function toggleMtmPreview() { | |
var mtm = document.querySelector('iframe#mtmDebugFrame'); | |
if (mtm.style.height === "0%") { | |
resizeMtmPreview(mtmPreviewSize); | |
document.getElementById('mtmSwitchButton').innerHTML = "\u25BC"; | |
} else { | |
resizeMtmPreview(0); | |
document.getElementById('mtmSwitchButton').innerHTML = '\u25B2'; | |
} | |
} | |
//initialize with 50% preview height | |
resizeMtmPreview(50); | |
</script> |
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