Skip to content

Instantly share code, notes, and snippets.

@garak
Created July 7, 2020 16:21
Show Gist options
  • Star 4 You must be signed in to star a gist
  • Fork 0 You must be signed in to fork a gist
  • Save garak/9f5d01e4bd52413804aa436899181ec7 to your computer and use it in GitHub Desktop.
Save garak/9f5d01e4bd52413804aa436899181ec7 to your computer and use it in GitHub Desktop.
Pure JS rich text editor
<!doctype html>
<html>
<head>
<title>Rich Text Editor</title>
<script type="text/javascript">
var oDoc, sDefTxt;
function initDoc() {
oDoc = document.getElementById("textBox");
sDefTxt = oDoc.innerHTML;
if (document.compForm.switchMode.checked) { setDocMode(true); }
}
function formatDoc(sCmd, sValue) {
if (validateMode()) { document.execCommand(sCmd, false, sValue); oDoc.focus(); }
}
function validateMode() {
if (!document.compForm.switchMode.checked) { return true ; }
alert("Uncheck \"Show HTML\".");
oDoc.focus();
return false;
}
function setDocMode(bToSource) {
var oContent;
if (bToSource) {
oContent = document.createTextNode(oDoc.innerHTML);
oDoc.innerHTML = "";
var oPre = document.createElement("pre");
oDoc.contentEditable = false;
oPre.id = "sourceText";
oPre.contentEditable = true;
oPre.appendChild(oContent);
oDoc.appendChild(oPre);
document.execCommand("defaultParagraphSeparator", false, "div");
} else {
if (document.all) {
oDoc.innerHTML = oDoc.innerText;
} else {
oContent = document.createRange();
oContent.selectNodeContents(oDoc.firstChild);
oDoc.innerHTML = oContent.toString();
}
oDoc.contentEditable = true;
}
oDoc.focus();
}
</script>
<style type="text/css">
.intLink { cursor: pointer; }
img.intLink { border: 0; }
#toolBar1 select { font-size:10px; }
#textBox {
width: 540px;
height: 200px;
border: 1px #000000 solid;
padding: 12px;
overflow: scroll;
}
#textBox #sourceText {
padding: 0;
margin: 0;
min-width: 498px;
min-height: 200px;
}
#editMode label { cursor: pointer; }
</style>
</head>
<body onload="initDoc();">
<form name="compForm" method="post" action="sample.php" onsubmit="if(validateMode()){this.myDoc.value=oDoc.innerHTML;return true;}return false;">
<input type="hidden" name="myDoc">
<div id="toolBar2">
<img class="intLink" title="Bold" onclick="formatDoc('bold');" src="data:image/gif;base64,R0lGODlhFgAWAID/AMDAwAAAACH5BAEAAAAALAAAAAAWABYAQAInhI+pa+H9mJy0LhdgtrxzDG5WGFVk6aXqyk6Y9kXvKKNuLbb6zgMFADs=" />
<img class="intLink" title="Italic" onclick="formatDoc('italic');" src="data:image/gif;base64,R0lGODlhFgAWAKEDAAAAAF9vj5WIbf///yH5BAEAAAMALAAAAAAWABYAAAIjnI+py+0Po5x0gXvruEKHrF2BB1YiCWgbMFIYpsbyTNd2UwAAOw==" />
<img class="intLink" title="Underline" onclick="formatDoc('underline');" src="data:image/gif;base64,R0lGODlhFgAWAKECAAAAAF9vj////////yH5BAEAAAIALAAAAAAWABYAAAIrlI+py+0Po5zUgAsEzvEeL4Ea15EiJJ5PSqJmuwKBEKgxVuXWtun+DwxCCgA7" />
<img class="intLink" title="Left align" onclick="formatDoc('justifyleft');" src="data:image/gif;base64,R0lGODlhFgAWAID/AMDAwAAAACH5BAEAAAAALAAAAAAWABYAQAIghI+py+0Po5y02ouz3jL4D4JMGELkGYxo+qzl4nKyXAAAOw==" />
<img class="intLink" title="Center align" onclick="formatDoc('justifycenter');" src="data:image/gif;base64,R0lGODlhFgAWAID/AMDAwAAAACH5BAEAAAAALAAAAAAWABYAQAIfhI+py+0Po5y02ouz3jL4D4JOGI7kaZ5Bqn4sycVbAQA7" />
<img class="intLink" title="Right align" onclick="formatDoc('justifyright');" src="data:image/gif;base64,R0lGODlhFgAWAID/AMDAwAAAACH5BAEAAAAALAAAAAAWABYAQAIghI+py+0Po5y02ouz3jL4D4JQGDLkGYxouqzl43JyVgAAOw==" />
<img class="intLink" title="Numbered list" onclick="formatDoc('insertorderedlist');" src="data:image/gif;base64,R0lGODlhFgAWAMIGAAAAADljwliE35GjuaezxtHa7P///////yH5BAEAAAcALAAAAAAWABYAAAM2eLrc/jDKSespwjoRFvggCBUBoTFBeq6QIAysQnRHaEOzyaZ07Lu9lUBnC0UGQU1K52s6n5oEADs=" />
<img class="intLink" title="Dotted list" onclick="formatDoc('insertunorderedlist');" src="data:image/gif;base64,R0lGODlhFgAWAMIGAAAAAB1ChF9vj1iE33mOrqezxv///////yH5BAEAAAcALAAAAAAWABYAAAMyeLrc/jDKSesppNhGRlBAKIZRERBbqm6YtnbfMY7lud64UwiuKnigGQliQuWOyKQykgAAOw==" />
<img class="intLink" title="Hyperlink" onclick="var sLnk=prompt('Write the URL here','http:\/\/');if(sLnk&&sLnk!=''&&sLnk!='http://'){formatDoc('createlink',sLnk)}" src="data:image/gif;base64,R0lGODlhFgAWAOMKAB1ChDRLY19vj3mOrpGjuaezxrCztb/I19Ha7Pv8/f///////////////////////yH5BAEKAA8ALAAAAAAWABYAAARY8MlJq7046827/2BYIQVhHg9pEgVGIklyDEUBy/RlE4FQF4dCj2AQXAiJQDCWQCAEBwIioEMQBgSAFhDAGghGi9XgHAhMNoSZgJkJei33UESv2+/4vD4TAQA7" />
</div>
<div id="textBox" contenteditable="true"><p>Lorem ipsum</p></div>
<p id="editMode"><input type="checkbox" name="switchMode" id="switchBox" onchange="setDocMode(this.checked);" /> <label for="switchBox">Show HTML</label></p>
<p><input type="submit" value="Send" /></p>
</form>
</body>
</html>
@Avalojandro
Copy link

Excellent, it works for my Angular Project, very simple and functional without libraries

This is the final result of the component in my Angular Project

Captura de Pantalla 2022-02-25 a la(s) 2 51 05 p  m

@thevanka
Copy link

super

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment