User:Emanuele/smfcurve.js: Difference between revisions From Online Manual

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window.onload = add_code_select;


function add_code_select(){
var cont = document.getElementById('content');
var codes = getElementsByClass('code', cont, 'div');
if(codes != null){
for (var a in codes) {
var aSpan = document.createElement('span');
var aLink = document.createElement('a');
var aText = document.createTextNode("Code: [");
aSpan.appendChild(aText);
aSpan.className='code_select';
aText = document.createTextNode("Select");
aLink.appendChild(aText);
aLink.onclick = new Function("return smfWikiSelectText(this,true)");
aLink.onmouseover=new Function("this.style.cursor='pointer'");
aLink.id = 'link_code_'+a;
aSpan.appendChild(aLink);
var aText = document.createTextNode("]");
aSpan.appendChild(aText);
codes[a].insertBefore(aSpan, codes[a].firstChild);
codes[a].id = 'code_'+a;
}
}
}
function getElementsByClass(searchClass,node,tag) {
  var classElements = new Array();
  if ( node == null )
    node = document;
  if ( tag == null )
    tag = '*';
  var els = node.getElementsByTagName(tag);
  var elsLen = els.length;
  var pattern = new RegExp("(^|\\s)"+searchClass+"(\\s|$)");
  for (i = 0, j = 0; i < elsLen; i++) {
    if ( pattern.test(els[i].className) ) {
      classElements[j] = els[i];
      j++;
    }
  }
  return classElements;
}
// Get the text in a code tag.
function smfWikiSelectText(oElement, bActOnElement)
{
oCurElement = oElement.id.substr(5);
// The place we're looking for is one div up, and next door - if it's auto detect.
if (typeof(bActOnElement) == 'boolean' && bActOnElement)
var oCodeArea = document.getElementById(oCurElement);
else
var oCodeArea = oCurElement.parentNode.nextSibling;
var els = oCodeArea.getElementsByTagName('pre');
oCodeArea = els[0];
if (typeof(oCodeArea) != 'object' || oCodeArea == null)
return false;
// Start off with my favourite, internet explorer.
if ('createTextRange' in document.body)
{
var oCurRange = document.body.createTextRange();
oCurRange.moveToElementText(oCodeArea);
oCurRange.select();
}
// Firefox at el.
else if (window.getSelection)
{
var oCurSelection = window.getSelection();
// Safari is special!
if (oCurSelection.setBaseAndExtent)
{
var oLastChild = oCodeArea.lastChild;
oCurSelection.setBaseAndExtent(oCodeArea, 0, oLastChild, 'innerText' in oLastChild ? oLastChild.innerText.length : oLastChild.textContent.length);
}
else
{
var curRange = document.createRange();
curRange.selectNodeContents(oCodeArea);
oCurSelection.removeAllRanges();
oCurSelection.addRange(curRange);
}
}
return false;
}

Revision as of 17:08, 6 May 2011
Retrieved from "https://wiki.simplemachines.org/w/index.php?title=User:Emanuele/smfcurve.js&oldid=6373"


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