Komputer for Alle 2002 #7/K-CD-7-2002.ISO/Xara Webstyle 2.1/WebStyleDwExt.cab/data1.cab/CfgUdMenuMgr/WSDwExMenuMgr.js

JavaScript | 2002-01-09 | 5.4 KB | 198 lines

//*************** GLOBALS  *****************

var Xara_NEWLINE = (navigator.platform != "Win32") ? "\x0D" : "\x0D\x0A";
var Xara_FILE_configPath = dw.getConfigurationPath();
var Xara_FILE_menus = Xara_FILE_configPath + "/Menus/menus.xml";
var Xara_FILE_menusBackup = Xara_FILE_configPath + "/Menus/menus.xml.xara";


function XaraFindMenu(XMLDOM, menuId, menuBarId)
{
    var retVal = null;
    var menuBarList = XMLDOM.getElementsByTagName("MENUBAR");
    var menuBar = '';

    for (var i = 0; i < menuBarList.length; i++)
    {
        if (menuBarList[i].getAttribute("ID") == menuBarId) { menuBar = menuBarList[i]; break; }
    }

    if (!menuBar) { return retVal; }
    var menuList = menuBar.getElementsByTagName("MENU");
    for (i = 0; i < menuList.length; i++)
    {
        if (menuList[i].getAttribute("ID") == menuId) { retVal = menuList[i]; break; }
    }

    return retVal;
}

function XaraFindMenuItem(menu, itemId)
{
    var retVal = null;
    var menuItemList = menu.getElementsByTagName("MENUITEM");

    for (i = 0; i < menuItemList.length; i++)
    {
        if (menuItemList[i].getAttribute("ID") == itemId) { retVal = menuItemList[i]; break; }
    }

    if (null == retVal)
    {
        var separatorList = menu.getElementsByTagName("SEPARATOR");
        for (i = 0; i < separatorList.length; i++)
        {
            if (separatorList[i].getAttribute("REFERENCES") == itemId) { retVal = separatorList[i]; break; }
        }
    }

    return retVal;
}

function XaraUpdateMenus(XMLDOM, menuOriginal)
{
    var retVal = true;

    // backup menus.xml
    DWfile.write(Xara_FILE_menusBackup, menuOriginal.body.innerHTML);

    if (!DWfile.write(Xara_FILE_menus, XMLDOM.body.innerHTML))
    {
        retVal = false;
        alert(MSG_menuFileUpdateFailed.replace(/%s/, MMNotes.localURLToFilePath(FILE_menus)));
    }

    return retVal;
}

function XaraManageMenus()
{
    var retVal = true;
    var bUpdateMenus = false;
    var bMenuOpFailed = false;

    XaraTestFile = Xara_FILE_configPath + XaraTestFile;

    // Is the extension installed?
    var bInstalled    = DWfile.exists(XaraTestFile);

    // Load Menus\menus.xml
    var menuDOM = dw.getDocumentDOM(Xara_FILE_menus);
    var originalMenuDOM = menuDOM;

    // Is the menu present?
    if (menuDOM.body.innerHTML.indexOf(XaraMenuId) == (-1))
    {
        // No. Is the extension installed?
        if (bInstalled)
        {
            // Add the insert menu items...
            bMenuOpFailed |= !XaraAddXML(menuDOM, XaraParentMenuId, XaraInsertAfter, XaraMenu, XaraMenuError, "DWMainWindow");

            // Add the text context menu item...
            bMenuOpFailed |= !XaraAddXML(menuDOM, XaraContextMenuTextParentId, XaraContextMenuTextInsertAfter, XaraContextMenuText, XaraMenuError, "DWTextContext");

            // Add the image context menu item...
            bMenuOpFailed |= !XaraAddXML(menuDOM, XaraContextMenuImageParentId, XaraContextMenuImageInsertAfter, XaraContextMenuImage, XaraMenuError, "DWImageContext");

            bUpdateMenus = true;
        }
    }
    else
    {
        // The menu is present - Has the extension been removed?
        if (!bInstalled)
        {
            // Yes, remove the Xara menu entries
            bMenuOpFailed |= !XaraRemoveXML(menuDOM, XaraMenu, XaraMenuError);

            // Remove the text context menu item...
            bMenuOpFailed |= !XaraRemoveXML(menuDOM, XaraContextMenuText, XaraMenuError);

            // Remove the image context menu item...
            bMenuOpFailed |= !XaraRemoveXML(menuDOM, XaraContextMenuImage, XaraMenuError);

            bUpdateMenus = true;
        }
    }

    if (bUpdateMenus && !bMenuOpFailed)
    {
        XaraUpdateMenus(menuDOM, originalMenuDOM);
    }

    dw.releaseDocument(menuDOM);

    return retVal;
}

function XaraAddXML(XMLDOM, parentMenuId, insertAfterId, menuXML, menuError, menuBarId)
{
    var retVal = true;
    menuXML = menuXML.replace(/\n/g, Xara_NEWLINE);

    if (!XaraAddXMLFunction(XMLDOM, parentMenuId, insertAfterId, menuXML, menuBarId)) { retVal = false; }
    if (!retVal) { alert(menuError.replace(/%s/, "add")); }
    return retVal;
}

function XaraAddXMLFunction(XMLDOM, parentMenuId, insertAfterId, menuXML, menuBarId)
{
    var parentMenu = XaraFindMenu(XMLDOM, parentMenuId, menuBarId);

    if (null == parentMenu) { return false; }

    var insertAfter = XaraFindMenuItem(parentMenu, insertAfterId);
    if (null != insertAfter)
    {
        insertAfter.outerHTML = insertAfter.outerHTML + Xara_NEWLINE + menuXML;
    }
    else
    {
        parentMenu.innerHTML = parentMenu.innerHTML + Xara_NEWLINE + menuXML;
    }

    return true;
}

function XaraRemoveXML(XMLDOM, menuXML, menuError)
{
    var retVal = true;

    // The XML passed in may include any of the following characters which will be parsed incorrectly in a regular expression...
    // Replace these with their literal forms...
    menuXML = menuXML.replace(/\n */g, "\\s*");
    menuXML = menuXML.replace(/\//g, "\\\/");
    menuXML = menuXML.replace(/\"/g, "\\\"");
    menuXML = menuXML.replace(/\./g, "\\.");
    menuXML = menuXML.replace(/\)/g, "\\)");
    menuXML = menuXML.replace(/\(/g, "\\(");

    if (!XaraRemoveXMLFunction(XMLDOM, menuXML)) { retVal = false; }
    if (!retVal) { alert(menuError.replace(/%s/, "remove")); }
    return retVal;
}

function XaraRemoveXMLFunction(XMLDOM, menuXML)
{
    var retVal = false;
    var xmlDoc = XMLDOM.body.innerHTML;

    var matchRE = new RegExp(menuXML, "gi");
    matchRE.multiLine = true;
    var result = matchRE.exec(xmlDoc);

    if (result != null)
    {
        var startIndex = result.index;
        var stopIndex = matchRE.lastIndex;

        if (startIndex > (-1))
        {
            XMLDOM.body.innerHTML = RegExp.leftContext + RegExp.rightContext;
            retVal = true;
        }
    }

    return retVal;
}