edit.user.js

// ==UserScript==
// @name         My Fancy New Userscript
// @namespace    http://your.homepage/
// @version      0.1
// @description  enter something useful
// @author       You
// @include      /^https?://(meta\.)?(stackoverflow|stackexchange|serverfault|superuser|askubuntu|stackapps)\.com/questions/[0-9]+.*/
// @grant        none
// ==/UserScript==

(function(){
    function e(e, t, n, i) {
        t.fadeIn(n, i), e.hide()
    }
    $(".post-menu .edit-post")[0].innerHTML += '';
    $(".post-menu .edit-post").live("click", function(t) {
        if (!(t.ctrlKey || t.altKey || t.metaKey || t.shiftKey)) {
            var n = $(this),
                i = n.closest(".question, .answer");
            if (1 == n.data("handling-event")) return !1;
            n.data("handling-event", 1), i.find("#edit-tags-cancel").length && StackExchange.inlineTagEditing.restoreCurrentTags(!0);
            var o = $("#show-editor-button"),
                a = o.is(":visible");
            a && o.hide(), n.addSpinner();
            var r = "",
                s = i.hasClass("answer");
            s && (r = " class='answer'");
            var c = i.find(".postcell,.answercell"),
                l = c.find("> *"),
                u = $('<div class="inline-editor"/>').hide().appendTo(c);
            return u.load(n.attr("href") + "-inline", function(t, r) {
                var d;
                if (u.find("[tabindex]").each(function() {
                    $(this).attr("tabindex", parseInt($(this).attr("tabindex") - 20))
                }), StackExchange.helpers.removeSpinner(), i.offset().top < $(window).scrollTop() && $("html, body").animate({
                    "scrollTop": $(i).offset().top - 55
                }, 200), "error" == r) StackExchange.helpers.showErrorMessage(c, "The post could not be loaded"), u.remove(), n.data("handling-event", 0);
                else {
                    e(l, u, 300);
                    var f = function(t) {
                        if (StackExchange.navPrevention) {
                            if (!StackExchange.navPrevention.confirm("You have started editing this post. Abandon this edit?")) return !1;
                            StackExchange.navPrevention.stop()
                        }
                        return a && o.show(), n.data("handling-event", 0), e(u, t, 300, function() {
                            u.remove()
                        }), t.offset().top < $(window).scrollTop() && $("html, body").animate({
                            "scrollTop": $(i).offset().top - 55
                        }, 200), !1
                    },
                        h = "input keyup",
                        p = function() {
                            w.unbind(h, g), S.trigger(d)
                        },
                        g = function() {
                            return S.trigger(w[0].value), !0
                        };
                    u.find(".cancel-edit").click(function() {
                        p(), f(l)
                    });
                    var m = StackExchange.helpers.DelayedReaction(function(e) {
                        $.ajax({
                            "type": "POST",
                            "data": {
                                "hide": e
                            },
                            "url": "/user/save-pref/hide-preview-for-inline-editing"
                        })
                    }, 1e3, {
                        "sliding": !0
                    }),
                        v = u.find(".hide-preview");
                    v.click(function() {
                        var e = u.find(".wmd-preview"),
                            t = e.is(":visible");
                        return t ? (e.slideUp(), v.text("show preview")) : (e.slideDown(), v.text("hide preview")), m.trigger(t), !1
                    });
                    var b = u.find('input[type="submit"]'),
                        x = (b.attr("id").replace("submit-button", ""), u.find("form")),
                        w = u.find("#title"),
                        y = $("#question-header a"),
                        k = w.data("question-state-suffix");
                    k = k ? " " + k : "", d = w.val();
                    var S = StackExchange.helpers.DelayedReaction(function(e) {
                        "undefined" != typeof e && (y.text(e + k), "undefined" != typeof MathJax && MathJax.Hub.Queue(["Typeset", MathJax.Hub, y[0]]))
                    }, {
                        "sliding": !0
                    });
                    w.bind(h, g), u.find("#title,.wmd-input,#tagnames,.edit-comment").keydown(function(e) {
                        return e.ctrlKey === !0 && 13 == e.keyCode ? (x.submit(), !1) : 27 == e.keyCode ? (p(), f(l), !1) : void 0
                    }), StackExchange.using("postValidation", function() {
                        StackExchange.postValidation.initOnBlurAndSubmit(x, s ? 2 : 1, "edit", !1, function(e) {
                            var t = e.html,
                                n = $(t).hide();
                            c.replaceWith(n), s || $("#question-header a").text(e.title), $("html").trigger("inline-edit-complete", [n, e.title]), styleCode(), f(n)
                        })
                    })
                }
            })
        }
    });
})();