source: branches/testa/js/context-menu.js @ 84

function contextmenux2( menu_sel ) {
        $(menu_sel).contextmenu({
                delegate: ".hasmenu",
                hide: { effect: "explode", duration: "slow" },
                menu: "#options",
//        position: {my: "left top", at: "left bottom"},
                position: function(event, ui){
                        return {my: "left top", at: "left bottom", of: ui.target};
                },
                preventSelect: true,
                show: { effect: "fold", duration: "slow"},
                taphold: true,
                uiMenuOptions: { // Additional options, used when UI Menu is created
                        position: { my: "left top", at: "right+10 top+10" }
                },
                focus: function(event, ui) {
                        var menuId = ui.item.find(">a").attr("href");
                        $("#info").text("focus " + menuId);
                        console.log("focus", ui.item);
                },
                blur: function(event, ui) {
                        $("#info").text("");
                        console.log("blur", ui.item);
                },
                beforeOpen: function(event, ui) {
//                      $("#container").contextmenu("replaceMenu", "#options2");
//                      $("#container").contextmenu("replaceMenu", [{title: "aaa"}, {title: "bbb"}]);
                },
                open: function(event, ui) {
//          alert("open on " + ui.target.text());
                },
                select: function(event, ui) {
                        alert("select " + ui.cmd + " on " + ui.target.text());
                }
        });
}

function contextmenux( menu_sel ) {
        $(menu_sel).contextmenu({
                delegate: ".hasmenu",
                autoFocus: true,
                preventContextMenuForPopup: true,
                preventSelect: true,
                taphold: true,
                menu: [
                        {title: "Menu Header", cmd: "cat1", isHeader: true},
                        {title: "Cut <kbd>Ctrl+X</kbd>", cmd: "cut", uiIcon: "ui-icon-scissors"},
                        {title: "Copy <kbd>Ctrl+C</kbd>", cmd: "copy", uiIcon: "ui-icon-copy"},
                        {title: "Paste <kbd>Ctrl+V</kbd>", cmd: "paste", uiIcon: "ui-icon-clipboard", disabled: true },
                        {title: "----"},
                        {title: "More", children: [
                                {title: "Sub 1 (callback)", action: function(event, ui) { alert("action callback sub1");} },
                                {title: "Sub 2 (dynamic state)", cmd: "sub2", disabled: function(event, ui) {
                                        return true;
                                } },
                                {title: "Sub 3 (dynamic hide)", cmd: "sub3", disabled: function(event, ui) {
                                        return "hide";
                                } },
                                {title: "Sub 4 (tooltip)", cmd: "sub4", tooltip: "My tooltip"},
                                {title: "Sub 5 (dynamic tooltip)", cmd: "sub5", tooltip: function(event, ui) {
                                        return ui.item.text() + " !!!";
                                } },
                                {cmd: "sub6", title: function(event, ui) {
                                        return "Sub 6 (dynamic title): " + ui.target.text();
                                } }
                                ]}
                        ],
                // Handle menu selection to implement a fake-clipboard
                select: function(event, ui) {
                        var $target = ui.target;
                        switch(ui.cmd){
                        case "copy":
                                CLIPBOARD = $target.text();
                                break
                        case "paste":
                                CLIPBOARD = "";
                                break
                        }
                        alert("select " + ui.cmd + " on " + $target.text());
                        // Optionally return false, to prevent closing the menu now
                },
                // Implement the beforeOpen callback to dynamically change the entries
                beforeOpen: function(event, ui) {
                        var $menu = ui.menu,
                                $target = ui.target,
                                extraData = ui.extraData; // passed when menu was opened by call to open()

                        // console.log("beforeOpen", event, ui, event.originalEvent.type);

                        // NOTE: zIndex() was removed in jQuery 1.12:
                        // https://jqueryui.com/upgrade-guide/1.12/#removed-zindex
//                      ui.menu.zIndex( $(event.target).zIndex() + 1);

                        $(document)
//                              .contextmenu("replaceMenu", [{title: "aaa"}, {title: "bbb"}])
//                              .contextmenu("replaceMenu", "#options2")
//                              .contextmenu("updateEntry", "cut", {title: "Cuty", uiIcon: "ui-icon-heart", disabled: true})
                                .contextmenu("setTitle", "copy", "Copy '" + $target.text() + "'")
                                .contextmenu("setTitle", "paste", "Paste" + (CLIPBOARD ? " '" + CLIPBOARD + "'" : ""))
                                .contextmenu("enableEntry", "paste", (CLIPBOARD !== ""));

                        // $(document)
                        //      .contextmenu("setIcon", "paste", "ui-icon-heart")
                        //      .contextmenu("setTooltip", "paste", "ui-icon-heart");

                        // Optionally return false, to prevent opening the menu now
                }
        });
}