includes/clientside/static/grippy.js
author Dan
Sat, 25 Aug 2007 12:11:31 -0400
changeset 98 6457a9b983c6
parent 1 fe660c52c48f
permissions -rw-r--r--
Fixed non-object reference in databaseless template, added locking for Javascript paginator, made comments on AES key size more clear in constants, and disallowed "anonymous" and IP addresses for admin username in install.php; Loch Ness release candidate

// Resizable textareas (fun!)

function taStartDrag()
{
  obj = this;
  current_ta = obj.previousSibling;
  startmouseX = mouseX;
  startmouseY = mouseY;
  startScroll = getScrollOffset();
  is_dragging = true;
  startwidth  = getElementWidth(current_ta.id);
  startheight = getElementHeight(current_ta.id);
  var body = document.getElementsByTagName('body');
  body = body[0];
  body.style.cursor = 's-resize';
}
function taInDrag()
{
  if(!is_dragging) return;
  cw = startwidth;
  ch = startheight;
  mx = mouseX;
  my = mouseY + getScrollOffset() - startScroll;
  ch = -6 + ch + ( my - startmouseY );
  current_ta.style.height = ch+'px';
  if(do_width)
  {
    current_ta.style.width  = mx+'px';
    current_ta.nextSibling.style.width  = mx+'px';
  }
}
function taCloseDrag()
{
  is_dragging = false;
  current_ta = false;
  body = document.getElementsByTagName('body');
  body = body[0];
  body.style.cursor = 'default';
}

var grippied_textareas = new Array();

function initTextareas()
{
  var textareas = document.getElementsByTagName('textarea');
  for (i = 0;i < textareas.length;i++)
  {
    if(!textareas[i].id)
      textareas[i].id = 'autoTextArea_'+Math.floor(Math.random()*100000);
    cta = textareas[i];
    var divchk = ( in_array(cta.id, grippied_textareas) ) ? false : true;
    if(divchk)
    {
      grippied_textareas.push(cta.id);
      makeGrippy(cta);
    }
  }
}

function makeGrippy(cta)
{
  var thediv = document.createElement('div');
  thediv.style.backgroundColor = '#ceceed';
  thediv.style.backgroundImage = 'url('+scriptPath+'/images/grippy.gif)';
  thediv.style.backgroundPosition = 'bottom right';
  thediv.style.backgroundRepeat = 'no-repeat';
  thediv.style.width = getElementWidth(cta.id)+'px';
  thediv.style.cursor = 's-resize';
  thediv.style.className = 'ThisIsATextareaGrippy';
  thediv.id = 'autoGrippy_'+Math.floor(Math.random()*100000);
  thediv.style.height = '12px';
  thediv.onmousedown = taStartDrag;
  thediv.style.border = '1px solid #0000A0';
  if(cta.style.marginBottom)
  {
    thediv.style.marginBottom = cta.style.marginBottom;
    cta.style.marginBottom = '0';
  }
  if(cta.style.marginLeft)
  {
    thediv.style.marginLeft = cta.style.marginLeft;
  }
  if(cta.style.marginRight)
  {
    thediv.style.marginRight = cta.style.marginRight;
  }
  document.onmouseup = taCloseDrag;
  if(cta.nextSibling) cta.parentNode.insertBefore(thediv, cta.nextSibling);
  else cta.parentNode.appendChild(thediv);
}