PC World Komputer 2010 April/PCWorld0410.iso/pluginy Firefox/13288/13288.xpi/content/key.js

Text File | 2010-01-24 | 6KB | 138 lines

var gKeyPressedShow, gKeyPressedSave, gBosskey;
var gHotkeys = new Array();

function onLoad() {
    getHotkeys();
}

function getHotkeys() {
    var mw = Components.classes["@mozilla.org/appshell/window-mediator;1"].getService(Components.interfaces.nsIWindowMediator).getMostRecentWindow("navigator:browser");
    var topmenuid = new Array("file-menu", "edit-menu", "view-menu", "history-menu", "bookmarksMenu", "tools-menu", "helpMenu");
    for (var i = 0; i < topmenuid.length; i++) {
        var menu = mw.document.getElementById(topmenuid[i]);
        gHotkeys.push("[+]" + menu.getAttribute("accesskey").toUpperCase() + "[+]alt|:|[" + menu.label + "]");
    }

    var tmenuitems = mw.document.getElementsByTagName("menuitem");
    var menuitems = new Array();
    for (var i = 0; i < tmenuitems.length; i++)
        if (tmenuitems[i].hasAttribute("key")) menuitems.push(tmenuitems[i]);

    var tabContextMenu = mw.gBrowser.mStrip.firstChild.nextSibling;
    tmenuitems = tabContextMenu.getElementsByTagName("menuitem");
    for (var i = 0; i < tmenuitems.length; i++)
        if (tmenuitems[i].hasAttribute("key")) menuitems.push(tmenuitems[i]);

    var keys = mw.document.getElementsByTagName("key");
    for(var i = 0, l = keys.length; i < l; i++) {
        var keypressed = "";
        var array = new Array();
        var tmodifiers = keys[i].hasAttribute("modifiers")?keys[i].getAttribute("modifiers").replace("accel", "control"):"";
        if (tmodifiers.indexOf("control") >= 0) array.push("control");
        if (tmodifiers.indexOf("shift") >= 0) array.push("shift");
        if (tmodifiers.indexOf("alt") >= 0) array.push("alt");
        if (tmodifiers.indexOf("meta") >= 0) array.push("meta");
        var modifiers = array.join(",");
        if (keys[i].hasAttribute("keycode"))
            keypressed = keys[i].getAttribute("keycode") + "[+][+]";
        else if (keys[i].hasAttribute("key")) {
            keypressed = "[+]" + keys[i].getAttribute("key").toUpperCase() + "[+]";
        }
        if (modifiers) keypressed = keypressed + modifiers;

        var whatkey;
        for (var j = 0; j < menuitems.length; j++) {
            if (menuitems[j].getAttribute("key") == keys[i].id) {
                whatkey = menuitems[j].label;
                break;
            }
        }
        if (!whatkey) {
            if (keys[i].hasAttribute("keytext"))
                whatkey = keys[i].getAttribute("keytext");
            else if (keys[i].hasAttribute("oncommand"))
                whatkey = keys[i].getAttribute("oncommand");
            else if (keys[i].hasAttribute("id")) {
                whatkey = keys[i].getAttribute("id");
                if (whatkey.substr(0, 4) == "key_") whatkey = whatkey.substring(4);
            }
        }
        gHotkeys.push(keypressed + "|:|" + (whatkey?"["+whatkey+"]":""));
    }
}

function recognize(e) {
    e.preventDefault();
    e.stopPropagation();
    gKeyPressedShow = getKeyPressed(e, true);
    gKeyPressedSave = getKeyPressed(e, false);
    document.getElementById("keyinputbox").value = gKeyPressedShow;
}

function getKeyPressed(e, toshow) {
    var keypressed = "";
    var array = new Array();
    if(e.ctrlKey)  array.push(toshow?"Ctrl" :"control");
    if(e.shiftKey) array.push(toshow?"Shift":"shift");
    if(e.altKey)   array.push(toshow?"Alt"  :"alt");
    if(e.metaKey)  array.push(toshow?"Meta" :"meta");
    var modifiers = array.join(toshow?" + ":",");
    if (e.keyCode) {
        for (var property in KeyEvent) {
            if (KeyEvent[property] == e.keyCode) {
                keypressed = toshow?property.replace("DOM_VK_", ""):(property.replace("DOM_", "") + "[+][+]");
                break;
            }
        }
    } else if (e.charCode) {
        var key = String.fromCharCode(e.charCode);
        keypressed = toshow?(key.toUpperCase()):("[+]" + key.toUpperCase() + "[+]");
    }
    if (modifiers != "") keypressed = toshow?(modifiers + " + " + keypressed):(keypressed + modifiers);
    return keypressed;
}

function getKeycode(e) {
    var co = e.keyCode;
    if (co == 17 || co == 16 || co == 18 || co == 224) return; //Ctrl,Shift,Alt,Meta
    gBosskey = e.keyCode;
}

function onAccept(e) {
    var eid = window.arguments[0];
    if (eid != "e.bosskey.showkey") {
        var duplicate = duplicatedHotkey(gKeyPressedSave);
        if (duplicate) {
            var prompts = Components.classes["@mozilla.org/embedcomp/prompt-service;1"].getService(Components.interfaces.nsIPromptService);
            var strings = document.getElementById("key.stringmanager");
            if(!prompts.confirm(null, strings.getString("key.duplicated.title"), strings.getString("key.duplicated") + duplicate + "\n ")) {
                document.getElementById("keyinputbox").focus();
                return false;
            }
        }
    }
    window.opener.document.getElementById(eid).value = gKeyPressedShow;
    switch (eid) {
      case "e.block.hotkey":
          window.opener.stmPref.gBlockHotkey = gKeyPressedShow + "|:|" + gKeyPressedSave;
          break;
      case "e.pagelock.hotkey":
          window.opener.stmPref.gPageLockHotkey = gKeyPressedShow + "|:|" + gKeyPressedSave;
          break;
      case "e.bosskey.hidekey":
          window.opener.stmPref.gBosskeyHidekey = gKeyPressedShow + "|:|" + gKeyPressedSave;
          break;
      case "e.bosskey.showkey":
          window.opener.stmPref.gBosskeyShowkey = gKeyPressedShow + "|:|" +  gBosskey + "[+]" + gKeyPressedSave.split("[+]")[2];
          break;
    }
}

function duplicatedHotkey(photkey) {
    for (var i = 0; i < gHotkeys.length; i++ ) {
        var hotkey = gHotkeys[i].split("|:|");
        if (photkey == hotkey[0]) return hotkey[1];
    }
    return "";
}