markdown-live-preview/public/js/main.js
Hideaki Tanabe 82910fac42 move files
2020-05-09 09:23:35 +09:00

111 lines
2.6 KiB
JavaScript

var example = [
"# hello, This is Markdown Live Preview",
"",
"----",
"## what is Markdown?",
"see [Wikipedia](https://en.wikipedia.org/wiki/Markdown)",
"",
"> Markdown is a lightweight markup language, originally created by John Gruber and Aaron Swartz allowing people \"to write using an easy-to-read, easy-to-write plain text format, then convert it to structurally valid XHTML (or HTML)\".",
"",
"----",
"## usage",
"1. Write markdown text in this textarea.",
"2. Click 'HTML Preview' button.",
"",
"----",
"## markdown quick reference",
"# headers",
"",
"*emphasis*",
"",
"**strong**",
"",
"* list",
"",
">block quote",
"",
" code (4 spaces indent)",
"[links](https://wikipedia.org)",
"",
"----",
"## changelog",
"* 17-Feb-2013 re-design",
"",
"----",
"## thanks",
"* [markdown-js](https://github.com/evilstreak/markdown-js)",
""
].join("\n");
$(function() {
var currentMode = 'edit';
var container = $('#container');
var header = $('#header');
var headerHeight = header.outerHeight();
var titleHeight = $('#header h1').outerHeight();
var fixedTop = -titleHeight;
var scrollTops = {
'edit' : 0,
'preview' : 0
};
var isEdited = false;
$('#markdown').val(example);
$('#output').html(markdown.toHTML(example));
$('#markdown').bind('keyup', function() {
isEdited = true;
$('#output').html(markdown.toHTML($('#markdown').val()));
$('#output a').each(function(index, element) {
var href = element.getAttribute('href');
if (RegExp('^javascript', 'i').test(href)) {
element.setAttribute('href', '#');
}
});
});
//menu
var menuItems = $('#menu a');
menuItems.click(function(event) {
event.preventDefault();
menuItems.removeClass('active');
var sender = $(event.currentTarget);
sender.addClass('active');
$('#content .mode').hide();
var menuId = sender.data('menuId');
currentMode = menuId;
$('#' + menuId).show();
$(window).scrollTop(scrollTops[currentMode]);
});
//reference
$("table#reference tr td:odd").each(function(index, element) {
var self = $(element);
if (self.html() === "") {
self.html(markdown.toHTML(self.siblings().html()));
}
});
//clear
$('#clearButton').click(function(event) {
event.preventDefault();
if (window.confirm('Are you sure you want to delete?')) {
$('#markdown').val('');
$('#output').html('');
}
});
//autoresize
$('textarea').autosize();
//leave
$(window).bind('beforeunload', function() {
if (isEdited) {
return 'Are you sure you want to leave? Your changes will be lost.';
}
});
});