Proyectos de Subversion Moodle

// Wikipedia JavaScript support functions

// if this is true, the toolbar will no longer overwrite the infobox when you move the mouse over individual items

var noOverwrite=false;

var alertText;

var clientPC = navigator.userAgent.toLowerCase(); // Get client info

var is_gecko = ((clientPC.indexOf('gecko')!=-1) && (clientPC.indexOf('spoofer')==-1)

                && (clientPC.indexOf('khtml') == -1) && (clientPC.indexOf('netscape/7.0')==-1));

var is_safari = ((clientPC.indexOf('AppleWebKit')!=-1) && (clientPC.indexOf('spoofer')==-1));

var is_khtml = (navigator.vendor == 'KDE' || ( document.childNodes && !document.all && !navigator.taintEnabled ));

if (clientPC.indexOf('opera')!=-1) {

    var is_opera = true;

    var is_opera_preseven = (window.opera && !document.childNodes);

    var is_opera_seven = (window.opera && document.childNodes);

}

// apply tagOpen/tagClose to selection in textarea,

// use sampleText instead of selection if there is none

// copied and adapted from phpBB

function insertTags(tagOpen, tagClose, sampleText) {

    tagOpen = unescape(tagOpen);

    tagClose = unescape(tagClose);

    var txtarea = document.forms['mform1'].newcontent;

    // IE

    if(document.selection  && !is_gecko) {

        var theSelection = document.selection.createRange().text;

        if(!theSelection) { theSelection=sampleText;}

        txtarea.focus();

        if(theSelection.charAt(theSelection.length - 1) == " "){// exclude ending space char, if any

            theSelection = theSelection.substring(0, theSelection.length - 1);

            document.selection.createRange().text = tagOpen + theSelection + tagClose + " ";

        } else {

            document.selection.createRange().text = tagOpen + theSelection + tagClose;

        }

    // Mozilla

    } else if(txtarea.selectionStart || txtarea.selectionStart == '0') {

         var startPos = txtarea.selectionStart;

        var endPos = txtarea.selectionEnd;

        var scrollTop=txtarea.scrollTop;

        var myText = (txtarea.value).substring(startPos, endPos);

        if(!myText) { myText=sampleText;}

        if(myText.charAt(myText.length - 1) == " "){ // exclude ending space char, if any

            subst = tagOpen + myText.substring(0, (myText.length - 1)) + tagClose + " ";

        } else {

            subst = tagOpen + myText + tagClose;

        }

        txtarea.value = txtarea.value.substring(0, startPos) + subst +

          txtarea.value.substring(endPos, txtarea.value.length);

        txtarea.focus();

        var cPos=startPos+(tagOpen.length+myText.length+tagClose.length);

        txtarea.selectionStart=cPos;

        txtarea.selectionEnd=cPos;

        txtarea.scrollTop=scrollTop;

    // All others

    } else {

        var copy_alertText=alertText;

        var re1=new RegExp("\\$1","g");

        var re2=new RegExp("\\$2","g");

        copy_alertText=copy_alertText.replace(re1,sampleText);

        copy_alertText=copy_alertText.replace(re2,tagOpen+sampleText+tagClose);

        var text;

        if (sampleText) {

            text=prompt(copy_alertText);

        } else {

            text="";

        }

        if(!text) { text=sampleText;}

        text=tagOpen+text+tagClose;

        document.infoform.infobox.value=text;

        // in Safari this causes scrolling

        if(!is_safari) {

            txtarea.focus();

        }

        noOverwrite=true;

    }

    // reposition cursor if possible

    if (txtarea.createTextRange) txtarea.caretPos = document.selection.createRange().duplicate();

}