jquery - 非表示のドック状態を記憶するために Cookie セッションを追加する方法は?

Answer 1

@user2041167:

そのためにjQueryプラグインを使用したいかもしれませんが、このファイルへの参照もあると思います。パッケージ化されているので、jstree jQueryプラグインに使用したので、これを知っています。プラグインは、ブラウザーに間違っていない場合、最終的に保存される Cookie 用に定義されたプロトタイプとのやり取りを処理します。

            /**
             * Cookie plugin
             *
             * Copyright (c) 2006 Klaus Hartl (stilbuero.de)
             * Dual licensed under the MIT and GPL licenses:
             * http://www.opensource.org/licenses/mit-license.php
             * http://www.gnu.org/licenses/gpl.html
             *
             */

            /**
             * Create a cookie with the given name and value and other optional parameters.
             *
             * @example $.cookie('the_cookie', 'the_value');
             * @desc Set the value of a cookie.
             * @example $.cookie('the_cookie', 'the_value', { expires: 7, path: '/', domain: 'jquery.com', secure: true });
             * @desc Create a cookie with all available options.
             * @example $.cookie('the_cookie', 'the_value');
             * @desc Create a session cookie.
             * @example $.cookie('the_cookie', null);
             * @desc Delete a cookie by passing null as value. Keep in mind that you have to use the same path and domain
             *       used when the cookie was set.
             *
             * @param String name The name of the cookie.
             * @param String value The value of the cookie.
             * @param Object options An object literal containing key/value pairs to provide optional cookie attributes.
             * @option Number|Date expires Either an integer specifying the expiration date from now on in days or a Date object.
             *                             If a negative value is specified (e.g. a date in the past), the cookie will be deleted.
             *                             If set to null or omitted, the cookie will be a session cookie and will not be retained
             *                             when the the browser exits.
             * @option String path The value of the path atribute of the cookie (default: path of page that created the cookie).
             * @option String domain The value of the domain attribute of the cookie (default: domain of page that created the cookie).
             * @option Boolean secure If true, the secure attribute of the cookie will be set and the cookie transmission will
             *                        require a secure protocol (like HTTPS).
             * @type undefined
             *
             * @name $.cookie
             * @cat Plugins/Cookie
             * @author Klaus Hartl/klaus.hartl@stilbuero.de
             */

            /**
             * Get the value of a cookie with the given name.
             *
             * @example $.cookie('the_cookie');
             * @desc Get the value of a cookie.
             *
             * @param String name The name of the cookie.
             * @return The value of the cookie.
             * @type String
             *
             * @name $.cookie
             * @cat Plugins/Cookie
             * @author Klaus Hartl/klaus.hartl@stilbuero.de
             */
            jQuery.cookie = function(name, value, options) {
                if (typeof value != 'undefined') { // name and value given, set cookie
                    options = options || {};
                    if (value === null) {
                        value = '';
                        options.expires = -1;
                    }
                    var expires = '';
                    if (options.expires && (typeof options.expires == 'number' || options.expires.toUTCString)) {
                        var date;
                        if (typeof options.expires == 'number') {
                            date = new Date();
                            date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000));
                        } else {
                            date = options.expires;
                        }
                        expires = '; expires=' + date.toUTCString(); // use expires attribute, max-age is not supported by IE
                    }
                    // CAUTION: Needed to parenthesize options.path and options.domain
                    // in the following expressions, otherwise they evaluate to undefined
                    // in the packed version for some reason...
                    var path = options.path ? '; path=' + (options.path) : '';
                    var domain = options.domain ? '; domain=' + (options.domain) : '';
                    var secure = options.secure ? '; secure' : '';
                    document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join('');
                } else { // only name given, get cookie
                    var cookieValue = null;
                    if (document.cookie && document.cookie != '') {
                        var cookies = document.cookie.split(';');
                        for (var i = 0; i < cookies.length; i++) {
                            var cookie = jQuery.trim(cookies[i]);
                            // Does this cookie string begin with the name we want?
                            if (cookie.substring(0, name.length + 1) == (name + '=')) {
                                cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
                                break;
                            }
                        }
                    }
                    return cookieValue;
                }
            };