PC World Komputer 2010 April/PCWorld0410.iso/pluginy Firefox/9825/9825.xpi/chrome/content/qlauncher.js

JavaScript | 2009-09-05 | 34.2 KB | 855 lines

//Note to editor: NOT executed from XUL
//Copyright 2009 Yongqian Li.
(function()
{
    //var $ = smarterwiki_$;
    //var $ = SW_$;


    var add_this_shortcut = window.add_this_shortcut || "add this shortcut";
    var delete_this_shortcut = window.delete_this_shortcut || "delete this shortcut";
    var press_space_to_search = window.press_space_to_search || "press space to search";
    var confirm_bookmark_delete = window.confirm_bookmark_delete || "Are you sure you want to delete this bookmark?";


    function qlauncher(doc)//, invoke_key)
    {
        var DOM_VK_CANCEL = 3;
        var DOM_VK_HELP = 6;
        var DOM_VK_BACK_SPACE = 8;
        var DOM_VK_TAB = 9;
        var DOM_VK_CLEAR = 12;
        var DOM_VK_RETURN = 13;
        var DOM_VK_ENTER = 14;
        var DOM_VK_SHIFT = 16;
        var DOM_VK_CONTROL = 17;
        var DOM_VK_ALT = 18;
        var DOM_VK_PAUSE = 19;
        var DOM_VK_CAPS_LOCK = 20;
        var DOM_VK_ESCAPE = 27;
        var DOM_VK_SPACE = 32;
        var DOM_VK_PAGE_UP = 33;
        var DOM_VK_PAGE_DOWN = 34;
        var DOM_VK_END = 35;
        var DOM_VK_HOME = 36;
        var DOM_VK_LEFT = 37;
        var DOM_VK_UP = 38;
        var DOM_VK_RIGHT = 39;
        var DOM_VK_DOWN = 40;
        var DOM_VK_PRINTSCREEN = 44;
        var DOM_VK_INSERT = 45;
        var DOM_VK_DELETE = 46;
        var DOM_VK_0 = 48;
        var DOM_VK_1 = 49;
        var DOM_VK_2 = 50;
        var DOM_VK_3 = 51;
        var DOM_VK_4 = 52;
        var DOM_VK_5 = 53;
        var DOM_VK_6 = 54;
        var DOM_VK_7 = 55;
        var DOM_VK_8 = 56;
        var DOM_VK_9 = 57;
        var DOM_VK_SEMICOLON = 59;
        var DOM_VK_EQUALS = 61;
        var DOM_VK_A = 65;
        var DOM_VK_B = 66;
        var DOM_VK_C = 67;
        var DOM_VK_D = 68;
        var DOM_VK_E = 69;
        var DOM_VK_F = 70;
        var DOM_VK_G = 71;
        var DOM_VK_H = 72;
        var DOM_VK_I = 73;
        var DOM_VK_J = 74;
        var DOM_VK_K = 75;
        var DOM_VK_L = 76;
        var DOM_VK_M = 77;
        var DOM_VK_N = 78;
        var DOM_VK_O = 79;
        var DOM_VK_P = 80;
        var DOM_VK_Q = 81;
        var DOM_VK_R = 82;
        var DOM_VK_S = 83;
        var DOM_VK_T = 84;
        var DOM_VK_U = 85;
        var DOM_VK_V = 86;
        var DOM_VK_W = 87;
        var DOM_VK_X = 88;
        var DOM_VK_Y = 89;
        var DOM_VK_Z = 90;
        var DOM_VK_CONTEXT_MENU = 93;
        var DOM_VK_NUMPAD0 = 96;
        var DOM_VK_NUMPAD1 = 97;
        var DOM_VK_NUMPAD2 = 98;
        var DOM_VK_NUMPAD3 = 99;
        var DOM_VK_NUMPAD4 = 100;
        var DOM_VK_NUMPAD5 = 101;
        var DOM_VK_NUMPAD6 = 102;
        var DOM_VK_NUMPAD7 = 103;
        var DOM_VK_NUMPAD8 = 104;
        var DOM_VK_NUMPAD9 = 105;
        var DOM_VK_MULTIPLY = 106;
        var DOM_VK_ADD = 107;
        var DOM_VK_SEPARATOR = 108;
        var DOM_VK_SUBTRACT = 109;
        var DOM_VK_DECIMAL = 110;
        var DOM_VK_DIVIDE = 111;
        var DOM_VK_F1 = 112;
        var DOM_VK_F2 = 113;
        var DOM_VK_F3 = 114;
        var DOM_VK_F4 = 115;
        var DOM_VK_F5 = 116;
        var DOM_VK_F6 = 117;
        var DOM_VK_F7 = 118;
        var DOM_VK_F8 = 119;
        var DOM_VK_F9 = 120;
        var DOM_VK_F10 = 121;
        var DOM_VK_F11 = 122;
        var DOM_VK_F12 = 123;
        var DOM_VK_F13 = 124;
        var DOM_VK_F14 = 125;
        var DOM_VK_F15 = 126;
        var DOM_VK_F16 = 127;
        var DOM_VK_F17 = 128;
        var DOM_VK_F18 = 129;
        var DOM_VK_F19 = 130;
        var DOM_VK_F20 = 131;
        var DOM_VK_F21 = 132;
        var DOM_VK_F22 = 133;
        var DOM_VK_F23 = 134;
        var DOM_VK_F24 = 135;
        var DOM_VK_NUM_LOCK = 144;
        var DOM_VK_SCROLL_LOCK = 145;
        var DOM_VK_COMMA = 188;
        var DOM_VK_PERIOD = 190;
        var DOM_VK_SLASH = 191;
        var DOM_VK_BACK_QUOTE = 192;
        var DOM_VK_OPEN_BRACKET = 219;
        var DOM_VK_BACK_SLASH = 220;
        var DOM_VK_CLOSE_BRACKET = 221;
        var DOM_VK_QUOTE = 222;
        var DOM_VK_META = 224;


        var keycodes = {};
        keycodes[DOM_VK_SPACE] = ' ';
        keycodes[DOM_VK_A] = 'a';
        keycodes[DOM_VK_B] = 'b';
        keycodes[DOM_VK_C] = 'c';
        keycodes[DOM_VK_D] = 'd';
        keycodes[DOM_VK_E] = 'e';
        keycodes[DOM_VK_F] = 'f';
        keycodes[DOM_VK_G] = 'g';
        keycodes[DOM_VK_H] = 'h';
        keycodes[DOM_VK_I] = 'i';
        keycodes[DOM_VK_J] = 'j';
        keycodes[DOM_VK_K] = 'k';
        keycodes[DOM_VK_L] = 'l';
        keycodes[DOM_VK_M] = 'm';
        keycodes[DOM_VK_N] = 'n';
        keycodes[DOM_VK_O] = 'o';
        keycodes[DOM_VK_P] = 'p';
        keycodes[DOM_VK_Q] = 'q';
        keycodes[DOM_VK_R] = 'r';
        keycodes[DOM_VK_S] = 's';
        keycodes[DOM_VK_T] = 't';
        keycodes[DOM_VK_U] = 'u';
        keycodes[DOM_VK_V] = 'v';
        keycodes[DOM_VK_W] = 'w';
        keycodes[DOM_VK_X] = 'x';
        keycodes[DOM_VK_Y] = 'y';
        keycodes[DOM_VK_Z] = 'z';
        keycodes[DOM_VK_SUBTRACT] = '-';


        keycodes[DOM_VK_F1] = "F1";
        keycodes[DOM_VK_F2] = "F2";
        keycodes[DOM_VK_F3] = "F3";
        keycodes[DOM_VK_F4] = "F4";
        keycodes[DOM_VK_F5] = "F5";
        keycodes[DOM_VK_F6] = "F6";
        keycodes[DOM_VK_F7] = "F7";
        keycodes[DOM_VK_F8] = "F8";
        keycodes[DOM_VK_F9] = "F9";
        keycodes[DOM_VK_F10] = "F10";

        keycodes[DOM_VK_ESCAPE] = "esc";


        var USER_SEARCH_KEY_HINT = press_space_to_search;
        var qlauncher_xhtml = '' +
            '<div id="qlauncher">' +
            '    <div id="qlauncher-overlay" style="display: none !important;">' +
            '        <div id="qlauncher-floater">' +
            '            <div id="qlauncher-panel">' +
            '                <div id="qlauncher-search">' +
            '                    <form id="qlauncher-search-form" action="#">' +
            '                        <label for="qlauncher-search-input" class="qlauncher-shortcut-key">_: </label><div class="qlauncher-shortcut-favicon">' +
            '                            <a id="qlauncher-search-on-goog-link" class="qlauncher-shortcut-link" title="search on Google" href="http://google.com">' +
            '                                <img class="qlauncher-favicon" src="http://www.google.com/favicon.ico" alt=" " />' +
            '                            </a>' +
            '                        </div><input id="qlauncher-search-input" type="text" value="' + USER_SEARCH_KEY_HINT + '" spellcheck="true" />' +
          //'                        <!--' +
          //'                        NOTE: the reason that the above <>s are all scrunched up is that they' +
          //'                        NOTE: are inline-block elements. HTML treats the newlines and' +
          //'                        NOTE: spacing as spaces and allocates space for them, causing' +
          //'                        NOTE: an extra gap' +
          //'                        -->' +
            '                    </form>' +
            '                </div>' +
            '                <div id="qlauncher-search-results">' +
            '                    <ul id="qlauncher-search-result-list">' +
            '                        <!--' +
            '                        <li class="qlauncher-search-result">' +
            '                        </li>' +
            '                        -->' +
            '                    </ul>' +
            '                </div>' +
            '                <div id="qlauncher-shortcuts">' +
            '                    <ul id="qlauncher-shortcut-list" class="qlauncher-clearfix">' +
            '                        <!--' +
            '                        <li class="qlauncher-shortcut">' +
            '                        </li>' +
            '                        -->' +
            '                    </ul>' +
            '                </div>' +
            '            </div>' +
            '        </div>' +
            '    </div>' +
            '</div>';

        var searching = false;

        var injectQLauncher = function()
        {
            if($("#qlauncher", doc).size() == 0)
            {
                $(qlauncher_xhtml, doc).appendTo($("body", doc));

                $("#qlauncher-overlay", doc).mousedown(function(event)
                {
                    if(is_qlauncher_active())
                    {
                        $("#qlauncher-overlay", doc).fadeOut("slow");
                    }
                });
                $("#qlauncher-panel", doc).mousedown(function(event)
                {
                    event.stopPropagation();//override above handler
                    //don't cancel default or input would stop focusing.
                });


                var currQuery = null;
                var searchTimer = null;
                var request = null;

                var onactiviateSearch = function()
                {
                    if(!searching)
                    {
                        searching = true;
                        $("#qlauncher-shortcut-list", doc).slideUp("fast", function()
                        {
                            $("#qlauncher-search-result-list").slideDown("fast");
                            //LOG("slid down: " + getComputedStyle(document.getElementById("qlauncher-search-result-list"), "").height);
                        });

                        if($("#qlauncher-search-input", doc).attr("value")
                            == USER_SEARCH_KEY_HINT)
                        {
                            $("#qlauncher-search-input", doc).attr("value", "");
                        }
                    }
                };

                var ondeactivateSearch = function()
                {
                    if(searching)
                    {
                        searching = false;
                        $("#qlauncher-search-result-list").slideUp("fast", function()
                        {
                            $("#qlauncher-shortcut-list", doc).slideDown("fast");
                            //LOG("slid up: " + getComputedStyle(document.getElementById("qlauncher-search-result-list"), "").height);
                        });
                        /*
                        */
                    }
                };

                var resetSearchTimer = function()
                {
                    window.clearTimeout(searchTimer);
                    searchTimer = null;
                };

                var startSearchTimer = function()
                {
                    searchTimer = window.setTimeout(function()
                    {
                        runSearch($("#qlauncher-search-input", doc).attr("value"))
                    }, 450);
                };

                var addSearchResult = function(i, title, link_href, desc)
                {
                    var shortcut_key = "F" + (i+1);
                    var domain = new RegExp("http(?:s)?://([^/]*).*").exec(link_href)[1];
                    var favicon_src = "http://" + domain + "/favicon.ico";

                    var $a_title = $('<a class="qlauncher-search-result-title"></a>')
                                .attr("href", link_href)
                                .append(title)

                    var $li = $('<li class="qlauncher-search-result-list-item"></li>').append(
                        $('<div class="qlauncher-search-shortcut"></div>').append(
                            '<div class="qlauncher-shortcut-key">' +
                            '    <a class="qlauncher-shortcut-link" href="' + link_href + '">' +
                            '        ' + shortcut_key + ': ' +
                            '    </a>' +
                            '</div>' +
                            '<div class="qlauncher-shortcut-favicon">' +
                            '    <a class="qlauncher-shortcut-link" href="' + link_href + '">' +
                            '        <img class="qlauncher-favicon" src="' + favicon_src + '" alt=" " />' +
                            '    </a>' +
                            '</div>'
                        )
                    ).append(
                        $('<div class="qlauncher-search-result"></div>').append(
                            $a_title
                        ).append(
                            $('<div class="qlauncher-search-result-desc"></div>')
                                .append(desc)
                        )
                    );

                    $("#qlauncher-search-result-list", doc).append(
                        $li
                    );

                    var command_handler = function()
                    {
                        $li
                            .animate({opacity: "0"}, 200)
                            .animate({opacity: "1"}, 200)
                            .animate({opacity: "0"}, 200)
                            .animate({opacity: "1"}, 200, "linear", function()
                            {
                                if(SW_getBoolPref("extensions.smarterwiki.qlauncher_open_new_tab"))
                                {
                                    SW_openNewTab(link_href);
                                }
                                else
                                {
                                    doc.defaultView.location.href = link_href;
                                }
                                //$("#qlauncher-overlay", doc).fadeOut("fast");
                            });
                        return false;//cancel default actions associated with the function keys
                    };

                    shortcut_search_command_of[shortcut_key] = command_handler;
                    $a_title.click(command_handler);
                    $li.click(command_handler);
                };

                var getGoogleSearchURL = function(query)
                {
                    return "http://www.google.com/search?q=" + encodeURIComponent(query)
                }

                var runSearch = function(query)
                {
                    if(query)
                    {
                        $("#qlauncher-search", doc).addClass("searching");
                        request = SW_$getJSON("http://ajax.googleapis.com/ajax/services/search/web",//safe because this code is sandboxed
                            {
                                "v": "1.0",
                                "rsz": "small",
                                "q": query,
                            },
                            function(data)
                            {
                                $("#qlauncher-search", doc).removeClass("searching");
                                $("#qlauncher-search-result-list", doc).slideUp("fast", function()
                                {
                                    $("#qlauncher-search-result-list", doc).empty().hide();

                                    for(var i = 0; i < data["responseData"]["results"].length; i++)
                                    {
                                        addSearchResult(i, data["responseData"]["results"][i]["title"],
                                            data["responseData"]["results"][i]["unescapedUrl"],
                                            data["responseData"]["results"][i]["content"]);
                                    }
                                    addSearchResult(data["responseData"]["results"].length,
                                        "More results...",
                                        getGoogleSearchURL(query),
                                        "");
                                    $("#qlauncher-search-result-list", doc).slideDown("fast");
                                });
                            }
                        );
                    }
                };

                $("form#qlauncher-search").submit(function(e)
                {
                    e.preventDefault();
                    resetSearchTimer();
                    runSearch($("#qlauncher-search-input").attr("value"));
                });

                var inputChanged = function()
                {
                    if(this.value == currQuery)
                    {
                        return;
                    }
                    currQuery = this.value;
                    $("#qlauncher-search-on-goog-link").attr("href",
                        getGoogleSearchURL(this.value));
                    if(request)
                    {
                        SW_abortReq(request);//request.abort();
                        request = null;
                        $("#qlauncher-search", doc).removeClass("searching");
                    }
                    resetSearchTimer();
                    startSearchTimer();
                };

                $("#qlauncher-search-input", doc)
                    .focus(inputChanged)
                    .change(inputChanged)
                    .keypress(inputChanged)
                    .keydown(inputChanged)
                    .keyup(inputChanged)
                    //.mouseup(inputChanged)
                    //.mousedown(inputChanged)
                    //.mouseout(inputChanged)
                    //.click(inputChanged)
                    .blur(inputChanged);
                $("#qlauncher-search-input", doc).focus(function()
                {
                    onactiviateSearch();
                });
                /*
                $("#qlauncher-search-input", doc).blur(function()
                {
                    ondeactivateSearch();
                });
                */

                $("#qlauncher-panel", doc).click(function()
                {
                    ondeactivateSearch();
                });

                $("#qlauncher-search-input", doc)
                    .click(function(event)
                    {
                        event.stopPropagation();//override above handler
                    });
            }
            //else ignore
        };



        var is_qlauncher_active = function()
        {
            var d = $("#qlauncher-overlay", doc).css("display");
            return d != "none" && d != null;
        }

        var is_qlauncher_enabled = function()
        {
            return SW_getBoolPref("extensions.smarterwiki.enable_qlauncher");
        }



        var shortcut_command_of = {};
        var shortcut_search_command_of = {};

        var addShortcut = function(shortcut_key, favicon_src, label, link_href, itemId, phantom)
        {
            var colored_label = "";
            var already_colored = false;
            for(var c = 0; c < label.length; c++)
            {
                if(label.charAt(c).toLowerCase() == shortcut_key && !already_colored)
                {
                    colored_label += '<span class="qlauncher-key-char">';
                    colored_label += label.charAt(c);
                    colored_label += '</span>';
                    already_colored = true;
                }
                else
                {
                    colored_label += label.charAt(c);
                }
            }

            var $shortcut = $(
                '<div class="qlauncher-shortcut-key">' +
                '    <a class="qlauncher-shortcut-link" href="' + link_href + '">' +
                '        ' + shortcut_key + ': ' +
                '    </a>' +
                '</div>' +
                '<div class="qlauncher-shortcut-favicon">' +
                '    <a class="qlauncher-shortcut-link" href="' + link_href + '">' +
                '        <img class="qlauncher-favicon" src="' + favicon_src + '" alt=" " />' +
                '    </a>' +
                '</div>' +
                '<div class="qlauncher-shortcut-label">' +
                '    <a class="qlauncher-shortcut-link qlauncher-text" href="' + link_href + '">' +
                '        ' + colored_label +
                '    </a>' +
                '</div>'
            , doc);

            var $li = $('<li class="qlauncher-shortcut-list-item"></li>', doc);
            var $enclosing_div = $('<div class="qlauncher-shortcut"></div>', doc)
                .append($shortcut)
                .appendTo(
                    $li.appendTo($("#qlauncher-shortcut-list", doc))
                );

            if(phantom)
            {
                $enclosing_div.addClass("phantom");
                var $add_button = $('<a href="#" title="' + add_this_shortcut + '" class="qlauncher-add-shortcut-button"></a>')
                    .click(function(event)
                    {
                        $enclosing_div
                            .animate({opacity: "0"}, 200)
                            .animate({opacity: "1"}, 200)
                            .animate({opacity: "0"}, 200)
                            .animate({opacity: "1"}, 200, "linear", function()
                            {
                                SW_addShortcut(label, link_href);
                                setupShortcutList();
                                SW_showBookmarkCurrentPageEdit();
                            });
                        return false;
                    })
                    .appendTo($enclosing_div);
            }
            else
            {
                var $delete_button = $('<a href="#" title="' + delete_this_shortcut + '" class="qlauncher-delete-shortcut-button"></a>')
                    .click(function(event)
                    {
                        if(doc.defaultView.confirm(confirm_bookmark_delete))
                        {
                            SW_removeBookmark(itemId);
                            $li.fadeOut("fast", function()
                                {
                                    $li.remove();
                                });
                        }
                        return false;
                    })
                    .appendTo($enclosing_div);
            }

            var command_handler = function()
            {
                $enclosing_div
                    .animate({opacity: "0"}, 200)
                    .animate({opacity: "1"}, 200)
                    .animate({opacity: "0"}, 200)
                    .animate({opacity: "1"}, 200, "linear", function()
                    {
                        if(SW_getBoolPref("extensions.smarterwiki.qlauncher_open_new_tab"))
                        {
                            SW_openNewTab(link_href);
                        }
                        else
                        {
                            doc.defaultView.location.href = link_href;
                        }
                        $("#qlauncher-overlay", doc).fadeOut("fast");
                    });
            };

            shortcut_command_of[shortcut_key] = command_handler;

            $enclosing_div.click(function()
            {
                command_handler();
                return false; //cancel link action
            });
        };


        var cleanupShortcuts = function(shortcuts)
        {
           var used_keys = {};
           for(var i = 0; i < shortcuts.length; i++)
           {
               if(shortcuts[i][0]) {
                   used_keys[shortcuts[i][0]] = true;
               }
           }
           var letters = "abcdefghijklmnopqrstuvwxyz";
           for(var i = 0; i < shortcuts.length; i++)
           {
               if(!shortcuts[i][0])
               {
                   var try_letters = shortcuts[i][2].toLowerCase() + letters;
                   for(var b = 0; b < try_letters.length; b++)
                   {
                       var c = try_letters.charAt(b);
                       if(c != " " && !used_keys[c])
                       {
                           shortcuts[i][0] = c;
                           used_keys[c] = true;
                           break;
                       }
                   }
               }
           }
        };

        var addShortcuts = function(shortcuts)
        {
            cleanupShortcuts(shortcuts);
            for(var i = 0; i < shortcuts.length; i++) //for each(var shortcut in shortcuts) //YUI chokes
            {
                var shortcut = shortcuts[i];
                //addShortcut.apply(this, shortcut);
                addShortcut(shortcut[0], shortcut[1], shortcut[2], shortcut[3], shortcut[4], false);
                //(shortcut_key, favicon_src, label, link_href, itemId, phantom)
            }
            addShortcut("?", SW_getFaviconURL(document.URL), document.title, document.URL, -1, true);
            /*
            addShortcut("a", "http://amazon.com/favicon.ico", "Amazon", "http://amazon.com");
            addShortcut("d", "http://digg.com/favicon.ico", "Digg", "http://digg.com");
            addShortcut("f", "http://facebook.com/favicon.ico", "Facebook", "http://facebook.com");
            addShortcut("g", "http://google.com/favicon.ico", "Google", "http://google.com");
            addShortcut("l", "http://lifehacker.com/favicon.ico", "Lifehacker", "http://lifehacker.com");
            addShortcut("m", "http://mashable.com/favicon.ico", "Mashable", "http://mashable.com");
            addShortcut("n", "http://nytimes.com/favicon.ico", "NYTimes", "http://nytimes.com");
            addShortcut("r", "http://www.google.com/reader/ui/favicon.ico", "Reader", "http://reader.google.com");
            addShortcut("s", "http://myspace.com/favicon.ico", "MySpace", "http://myspace.com");
            addShortcut("u", "http://youtube.com/favicon.ico", "YouTube", "http://youtube.com");
            addShortcut("w", "http://en.wikipedia.org/favicon.ico", "Wikipedia", "http://en.wikipedia.org");
            addShortcut("x", "http://readwriteweb.com/favicon.ico", "ReadWriteWeb", "http://readwrtieweb.com");
            //addShortcut("y", "http://yahoo.com/favicon.ico", "Yahoo", "http://yahoo.com");
            */
        };

        /*
        var deepArrayEquals = function(a1, a2)
        {
            if(a1 == null || a2 == null) {
                return a1 == a2;
            }
            if(a1.length == a2.length) {
                for(var i = 0; i < a1.length; i++) {
                    if(a1[i] instanceof Array && a2[i] instanceof Array) {
                        if(!deepArrayEquals(a1[i], a2[i])) {
                            // alert("deep a1[i] != a2[i]" + a1[i] + " " + a2[i]);
                            return false;
                        }
                    }
                    else if(a1[i] != a2[i]) {
                        // alert("" + (typeof a1[i]) + (a1[i] instanceof Array) + " " + (a2[i] instanceof Array) + " a1[i] != a2[i]" + a1[i] + " " + a2[i]);
                        return false;
                    }
                }
                return true;
            }
            return false;
        }; // alert(deepArrayEquals(null, null) && deepArrayEquals([1, 2, 3], [1, 2, 3]) && !deepArrayEquals([1, 2, 3], [1, 2, 4]) && deepArrayEquals([1, 2, "3"], [1, 2, "3"]) && deepArrayEquals([[1, 2], 2, ["3", 0]], [[1, 2], 2, ["3", 0]]));
        */


        var current_shortcuts = null;
        var setupShortcutList = function()
        {
            if(doc.designMode == "off")
            {
                if($("#qlauncher", doc).size() == 0)
                {
                    injectQLauncher();
                }

                var user_shortcuts = SW_getShortcuts();

                if(current_shortcuts == null || current_shortcuts.toString() != user_shortcuts.toString()) //toString() is a bit of a hack but those are not Arrays and thus deepArrayEquals doesn't work
                {
                    //alert("emptying");
                    $("#qlauncher-shortcut-list", doc).empty();
                    addShortcuts(user_shortcuts);
                    current_shortcuts = user_shortcuts;
                }

                return true;
            }
            else
            {
                return false;
            }
        };

        //preload qLauncher for speed
        if(is_qlauncher_enabled())
        {
            if(doc.location.href.indexOf("https://") != 0 && SW_hasShortcuts()) // prevent (or delay) "Connection Partially Encrypted" warnings and do not create qLauncher folder
            {
                setTimeout(function()
                {
                    setupShortcutList();
                }, 2000); //only preload after 2 secs
            }
        }
        /* //do not pre-load -- can cause problems with html and introduce too much load on servers
        */

        var getInvokeKey = function()
        {
            var invoke_key = SW_getCharPref(
                "extensions.smarterwiki.qlauncher_invoke_key");
            return invoke_key;
        };

        var matchesInvokeKey = function(event)
        {
            var keys = getInvokeKey().match(/(META|CTRL|ALT|SHIFT|[^+]+)/g);
            var c = "";
            if(event.keyCode != 0)
            {
                if(event.keyCode in keycodes) {
                    c = keycodes[event.keyCode];
                }
            }
            else
            {
               c = String.fromCharCode(event.charCode);
            }
            if(c == " ") {
                c = "SPACE";
            }
            c = c.toUpperCase();

            var expected_c = "";
            for(var i = 0; i < keys.length; i++)
            {
                var key = keys[i];
                if(!key.match(/(META|CTRL|ALT|SHIFT)/)) {
                    expected_c = key;
                    break;
                }
            }

            return (event.ctrlKey == (keys.indexOf("CTRL") != -1)) &&
                (event.altKey == (keys.indexOf("ALT") != -1)) &&
                (event.shiftKey == (keys.indexOf("SHIFT") != -1)) &&
                (keys.indexOf("META") == -1 || event.metaKey) && //if meta key is specified and there is no meta key -> bad, else OK. This is because ctrl also counts as meta
                (c == expected_c);
        };

        //doc.getElementsByTagName("body")[0].addEventListener("keydown", function(event)
        //doc.wrappedJSObject.defaultView.addEventListener("keydown", function(event)
        //window.addEventListener("keydown", function(event)
        $(doc.defaultView).keydown(function(event)
        {
            if(matchesInvokeKey(event))
            {
                if(is_qlauncher_active())
                {
                    $("#qlauncher-overlay", doc).fadeOut("slow");
                    //event.stopPropagation();
                    //event.preventDefault();
                    return false; //IMPORTANT: cancel it so that Firebug does not steal focus
                }
                else if(is_qlauncher_enabled())
                {
                    if(setupShortcutList()) // a bit slower to setup on the fly but more flexible
                    {
                        $("#qlauncher-overlay", doc).fadeIn("fast");
                        $("#qlauncher-panel", doc)[0].focus();
                        //event.stopPropagation();
                        //event.preventDefault();
                        return false; //IMPORTANT: cancel it so that Firebug does not steal focus
                    }
                    else
                    {
                        //we didn't handle the even cuz of problem setting up, do *not* cancel event
                    }
                }
                //not active and not enabled? do not eat event then
            }
            else
            {
                if(is_qlauncher_active())
                {
                    if(event.keyCode in keycodes)
                    {
                        if(!searching &&
                            (keycodes[event.keyCode] == " " || keycodes[event.keyCode] == "-"))
                        {
                            setTimeout(function()
                            {
                                $("#qlauncher-search-input", doc).focus();
                            }, 50);//to prevent space from being typed into input
                            return false; //to prevent page from moving down
                        }

                        if(keycodes[event.keyCode] == "esc")
                        {
                            $("#qlauncher-overlay", doc).fadeOut("slow");
                        }

                        if(!searching && keycodes[event.keyCode] in shortcut_command_of)
                        {
                            return shortcut_command_of[keycodes[event.keyCode]]();
                        }

                        if(searching && keycodes[event.keyCode] in shortcut_search_command_of)
                        {
                            return shortcut_search_command_of[keycodes[event.keyCode]]();
                        }
                    }
                }
            }
        });
        //}, false);

        $(doc.defaultView).keyup(function(event)
        {
            if(is_qlauncher_active() && !searching)
            {
                /*
                var c = String.fromCharCode(event.which);
                if(c == "-" || c == "_" || c == " ")
                {
                */
            }
        });
    };

    $(document).ready(function()
    {
        if(document.designMode == "off")
        {
            if(self === top) //do not execute in iframe
            {
                qlauncher(document);//, "CTRL+SPACE";
            }
            else
            {
                // alert("in an iframe");
            }
        }
        else
        {
            //alert("in rich editor");
        }
    });
}());