您需要在配置中进行此操作:

You need do it in configuration:

tinyMCE.init({
    mode : ...,
    ...,
    setup : function (ed) {
        ed.onKeyPress.add(
            function (ed, evt) {
                alert("Editor-ID: "+ed.id+"\nEvent: "+evt);
                //....
            }
        );
    },
    ...
});