/** \file html\javascript\mouse.js
 *  \brief ZKL webinterface mouse javascript functionality.
 *  \author Rob Schalken, Core|Vision
 *  \version 1.0
 *  \date 17-10-2008
 *
 * This file contains the mouse/contextmenu functionality
 */

// Global variables
var MouseX;
var MouseY;
var isPopup         = false;
var overPopupMenu   = false;


// Catch alle mouse move/down and window resize events
document.onmousemove = GetCoordinates;
document.onmousedown = HidePopup;
document.onkeydown   = KeyboardHidePopup;
window.onresize      = HidePopup;


// Get mouse coordinates
function GetCoordinates(e)
{
  if (window.event) {
    MouseX = window.event.clientX;
    MouseY = window.event.clientY;
  }
  else {
    MouseX = e.clientX;
    MouseY = e.clientY;
  }
}

// Hide popup menu
function KeyboardHidePopup(e)
{
  if (window.event) {
    if (window.event.keyCode == 27) {
      HidePopup('', true);
    }        
  }
  else {
    if (e.keyCode == 27) {
      HidePopup('', true);
    }        
  }    
}


// Hide popup menu
function HidePopup(e, force)
{  
  // Hide popup forced?
  if ((typeof(force) != 'undefined') && (force == true)) {
    isPopup       = false;
    overPopupMenu = false;
    getElement('popupdiv').style.display = "none";
    return true;
  }
  // Popup visible?
  else if (isPopup)
  {
    if (overPopupMenu == false)
    {
      isPopup       = false;
      overPopupMenu = false;
      getElement('popupdiv').style.display = "none";
      return true;
    }
    return true;
  }
  return true;
}


// Show popup menu
function ShowPopup(obj)
{
    // Not applicable for extend info and extended menu
    if ((!getURLParam('extended_info').length) && (!getURLParam('extended_menu').length)) {
      // Set flag
      isPopup = true;

      // Display menu
      getElement('popupdiv').style.display = "";

      // Move menu to current position
      getElement('popupdiv').style.top = MouseY + getScrollY() + 5 + 'px';
      getElement('popupdiv').style.left = MouseX + getScrollX() + 10 + 'px';

      // Screen check (height)
      if ((parseInt(getElement('popupdiv').style.top) + getElement('popupdiv').offsetHeight) >= (ActiveWindowHeight() + getScrollY())) {
        getElement('popupdiv').style.top = parseInt(getElement('popupdiv').style.top) - getElement('popupdiv').offsetHeight - 20 + 'px';
      }

      // Screen check (width)
      if ((parseInt(getElement('popupdiv').style.left) + getElement('popupdiv').offsetWidth  - getScrollX()) >= (ActiveWindowWidth())) {
        getElement('popupdiv').style.left = parseInt(getElement('popupdiv').style.left) - getElement('popupdiv').offsetWidth - 10 + 'px';
      }

      // Get link
      var link = obj.href;
      // check for mtinfo and for beta/ip1 dualinventive server
      if ((link.search('mtinfo') != -1) || (link.search('dualinventive') != -1)) {
        link += '&renew=1';
      }


      // Find javascript:location.hef
      if (link.search('javascript:location.href=\'') != -1) {
        // Link to current host?
        if (link.search(window.location.host) != -1) {
          // Replace javascript:location.href by https://host/
          link = link.replace('javascript:location.href=\'', window.location.protocol + '//' + window.location.host + '/');        
        
          // Remove '; chars at the end
          link = link.substr(0, link.length-2);
        }
      }

      // Set link
      getElement('link1').onclick = function () { HidePopup('', '1'); window.open(link, '_BLANK', 'height=' + screen.height + ', width=' + screen.width + ',menubar=yes,status=yes,toolbar=yes,location=yes,directories=yes,scrollbars=yes');  }
      try {
        getElement('link2').onclick = function () { HidePopup('', '1'); window.open(link); }
      }
      catch(e) { /* Silent exception */ }

      // Clear selection
      getElement('item1').style.backgroundColor='#FFFFFF';
      try {
        getElement('item2').style.backgroundColor='#FFFFFF';
      }
      catch(e) { /* Silent exception */ }
    }

    return true;
}