Firefox中的onbeforeunload

时间:2012-09-04 13:45:54

标签: javascript browser dom-events onbeforeunload

<script type="text/javascript">
        var sessionID = getQuerystring('SessionID');
        var cookieSessionID = getCookie('session');
        var validNavigation = false;

        function endSession() {
            setCookie('session', sessionID, 1);
            var cookieSU = getCookie('session');
            if (cookieSU != null) {
                getSyncData('strSessionId=' + sessionID, 'UpdateUserLogoutSession');
            }
        }

        function wireUpEvents() {
            window.onbeforeunload = function () {
                if (!validNavigation) {
                    endSession();
                }
            }


            $('document').bind('keypress', function (e) {
                if (e.keyCode == 116) {
                    validNavigation = true;
                }
            });

            $("a").bind("click", function () {
                validNavigation = true;
            });

            $("form").bind("submit", function () {
                validNavigation = true;
            });

            $("input[type=submit]").bind("click", function () {
                validNavigation = true;
            });

        }

        $(document).ready(function () {
            if (cookieSessionID == null || cookieSessionID != sessionID) {
                // Do nothing
            } else {
                if (cookieSessionID == sessionID) {
                    getData('strSessionId=' + sessionID, 'UpdateUserResetSession', function (result) {
                        if (result['Exception']) { };
                    });
                }
            }
            wireUpEvents();
        });

        function setCookie(c_name, value, exdays) {
            var exdate = new Date();
            exdate.setDate(exdate.getDate() + exdays);
            var c_value = escape(value) + ((exdays == null) ? "" : "; expires=" + exdate.toUTCString());
            document.cookie = c_name + "=" + c_value;
        }
        function getCookie(c_name) {
            var i, x, y, ARRcookies = document.cookie.split(";");
            for (i = 0; i < ARRcookies.length; i++) {
                x = ARRcookies[i].substr(0, ARRcookies[i].indexOf("="));
                y = ARRcookies[i].substr(ARRcookies[i].indexOf("=") + 1);
                x = x.replace(/^\s+|\s+$/g, "");
                if (x == c_name) {
                    return unescape(y);
                }
            }
        }
    </script>

我在这里打电话

UpdateUserLogoutSession

window.onbeforeunload

...事件

现在问题是这在IE和Chrome上运行良好..但它在Firefox浏览器上不起作用......

此功能可识别页面是否已刷新或已关闭........ 所以我想用

UpdateUserResetSession

关于刷新事件和

UpdateUserLogoutSession

关闭..!

有没有办法在Firefox中执行此操作? 为什么它不起作用? 还有一件事....如果我把

alert("hi");

setCookie('session', sessionID, 1);
            var cookieSU = getCookie('session');
            if (cookieSU != null) {
                getSyncData('strSessionId=' + sessionID, 'UpdateUserLogoutSession');
            }

它只是效果很好..但是当我尝试没有警报时......它不起作用?

有什么问题?

1 个答案:

答案 0 :(得分:0)

我有同样的问题,这是最终为我工作的(使用jQuery):

$(window).bind('beforeunload', function(){

});