source: main/trunk/greenstone3/web/interfaces/oran/js/gui_div.js@ 23333

console.log("Loading gui_div.js\n");

var initialised_iframe = "false";

function createFormatStatement()
{

    var formatStatement = document.getElementById('formatStatement').innerHTML;
    //console.log(formatStatement);

    //var myurl = 'http://localhost:8080/greenstone3/format?a=s&sa=s&t='+formatStatement;

    //jQuery.post( url, [ data ], [ success(data, textStatus, XMLHttpRequest) ], [ dataType ] )

    $.post("http://localhost:8080/greenstone3/format?a=s&sa=s", {data: formatStatement}, function(data) {
        $('.result').innerHTML = data; //html(data);
        console.log("Success, we have received data");
        console.log(data);
        }, 'html');

/*
    $.ajax({
        type: "POST",
        url: "http://localhost:8080/greenstone3/format?a=s&sa=s",
        data: formatStatement,
        processData: false,
        success: function(data) {
            //$('.result').html(data);
            console.log("Success, we have received data");
            //console.log(data);
        }
     });
*/
    /*
    $.ajax({
        url: myurl,
        success: function(data) {
            //$('.result').html(data);
            console.log("Success, we have received data");
            console.log(data);
        }
    });
    */
    //if(formatStatement.hasChildNodes())
    //{
        //var formatstring = traverse(formatStatement, "");
        //console.log(formatstring);

        // var children = $(formatStatement).children('div');
        // for(var i=0; i < children.length; i++)
        //    traverse(children[i], formatstring)
     
        /*
        var children = formatStatement.childNodes; //[]getChildNodes();
        var current;
        for(var i = 0; i < formatStatement.childNodes.length; i++)
        {
            current = formatStatement.childNodes[i];
            //console.log(current.nodeName);
            //console.log(current.nodeType);
            if(current.nodeName=='DIV')
            {
                //console.log(current);
                //console.log(current.className);
                var gsf = find_class(current);
                console.log(gsf);
            }
        }
        */
    //}
}

function traverse(node, formatstring)
  {
    //console.log("node=("+node.nodeName+","+node.nodeType+")");

    if(node.nodeName=='DIV')
    {
        console.log("Found a div" +node.nodeName+","+node.nodeType);
        formatstring = formatstring + find_class(node);
        console.log(formatstring);
    }

    var children = $(node).children();
    for(var i=0; i < children.length; i++)
        formatstring = formatstring + traverse(children[i], formatstring);

    return formatstring;
  }
        

/*
    console.log("node=("+node.nodeName+","+node.nodeType+")");

    if(node.children.length == 0) //hasChildNodes()) 
    {
        console.log("No children so return");
        return "";
    }

    if(node.nodeName=='DIV')
    {
        console.log("Found a div");
        formatstring = formatstring + find_class(node);
    }        
    
    for(var i = 0; i < node.children.length; i++)
        return recursiveTraverse(node.children[i], formatstring);
    

    return formatstring;
  }
*/

function find_class(current)
{
    var classes = current.className.split(' ');
    var none = "";
    for(var i = 0; i < classes.length; i++)
    {
        switch(classes[i])
        {
            case 'gsf_template':
              return create_gsf_template(current);
            default:
            {
              console.log("Class not found");
              return none;
            }
        }
    }
}

function create_gsf_template(current)
{
    // find match text which is an input with class match
    var match = $(current).find('.match')[0].value;
    console.log(match);
    
    // find mode text which is an input with class mode
    var mode = $(current).find('.mode')[0].value;
    console.log(mode);

    // "<gsf:template match=\"classifierNode\" mode=\"horizontal\">"
    var gsf = "<gsf:template match=\"" + match + "\"";
    if(mode != "vertical")
        gsf = gsf + " mode=\"" + mode + "\"";
    gsf = gsf + ">";
    
    return gsf;

}

/*
$("#iframe").ready(function(){
        console.log("iframe is ready ...");
        var iframe = document.getElementById('iframe');
        var iframe_document = iframe.document;

        if(iframe.contentDocument)
        {
            iframe_document = iframe.contentDocument; // For NS6
            console.log("Chose content document");
        }
        else if(iframe.contentWindow)
        {
            iframe_document = iframe.contentWindow.document; // For IE5.5 and IE6
            console.log("Chose content window");
        }

        console.log(iframe_document.documentElement.innerHTML); //document.documentElement.outerHTML

        $(iframe_document.documentElement.innerHTML).find('a').each(function() {
            console.log("data "+$(this).data('href'));
            console.log("getAttribute "+$(this).getAttribute('href'));
            console.log("attr "+$(this).attr('href'));
            console.log("this.href "+this.href);
            var original = this.href; //$(this).attr('href');
            // check if greenstone link ie. starts with format
            //var original = $(this).data('href');
            var modified = original.toString().concat("&excerptid=gs_content");
            console.log(modified);
            this.href = modified;
            //$(this).attr('href',modified);
            //$(this).data('href', modified);
            //console.log($(this).attr('href'));
            console.log("data "+$(this).data('href'));
            console.log("getAttribute "+$(this).getAttribute('href'));
            console.log("attr "+$(this).attr('href'));
            console.log("this.href "+this.href);
            console.log("**********");

        });
}); */
/*
function loadXMLDoc()
{
    if (window.XMLHttpRequest)
    {// code for IE7+, Firefox, Chrome, Opera, Safari
        xmlhttp=new XMLHttpRequest();
    }
    else
    {// code for IE6, IE5
        xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
    
    xmlhttp.onreadystatechange=function()
    {  
        console.log("state changed to " + xmlhttp.readyState);
        console.log("status is " + xmlhttp.status);
        if (xmlhttp.readyState==4 && xmlhttp.status==200)
        {
            console.log("get code");
            console.log(xmlhttp.responseText);
            document.getElementById("gs_content").innerHTML=xmlhttp.responseText;
        }
    }
    
    xmlhttp.open("GET","http://localhost:8080/greenstone3/format?a=b&rt=s&s=ClassifierBrowse&c=simpleht&cl=CL1&excerptid=gs_content",true);
    //xmlhttp.open("GET","http://www.cs.waikato.ac.nz",true);
    //xmlhttp.open("GET","http://wand.net.nz/~sjb48/index.html",true);
    xmlhttp.send();
}
*/
$(document).ready(function(){

    console.log("Document ready function\n");

    var CURRENT_SELECT_VALUE = "";

    var iframe = document.getElementById('iframe');
    var iframe_document = iframe.document;
   
    if(iframe.contentDocument)
    {
        iframe_document = iframe.contentDocument; // For NS6
        console.log("Chose content document");
    }
    else if(iframe.contentWindow)
    {
        iframe_document = iframe.contentWindow.document; // For IE5.5 and IE6
        console.log("Chose content window");
    }

    // Edit the hrefs in preview_html - search for <a href="format?a=b&rt=r&s=ClassifierBrowse&c=simpleht&cl=CL1.2">
    var start_index = 0;
    var end_index = 0;
    while(start_index != -1)
    {
        start_index = preview_html.indexOf("href=\"format", start_index);
        console.log("start index = " + start_index);
        if(start_index != -1)
        {
            end_index = preview_html.indexOf("\">", start_index);
            console.log("end_index = " + end_index);
            a = preview_html.substring(0,end_index);
            b = preview_html.substring(end_index);
            preview_html = a.concat("&excerptid=results", b);
            console.log(preview_html);
            start_index = end_index + "&excerptid=results\">".length;
        }
    }

    // Split the html code in to three parts
    var first_index = preview_html.indexOf("<ul id=\"results\"");
    console.log("First index is "+first_index);
    var second_index = preview_html.indexOf("</ul>", first_index) + "</ul>".length;
    console.log("Second index is "+second_index);

    var first_half = preview_html.substring(0, first_index);
    var iframe_code = preview_html.substring(first_index, second_index);
    var second_half = preview_html.substring(second_index);

    //$('#my_categories').innerHTML = first_half.concat(second_half);
    document.getElementById("my_categories").innerHTML = first_half.concat(second_half);

    // Put the content in the iframe
    if(initialised_iframe == "false")
    {
        console.log("Initialised iframe with preview html");
        console.log(preview_html);
        iframe_document.open();
        iframe_document.writeln(iframe_code); //.concat("&excerptid=gs_content"));
        iframe_document.close(); 
        initialised_iframe = "true";
    }

    /*    
    $(iframe_document.documentElement.innerHTML).find('a').each(function() {
            console.log("data "+$(this).data('href'));
            console.log("getAttribute "+this.getAttribute('href'));
            console.log("attr "+$(this).attr('href'));
            console.log("this.href "+this.href);
            var original = this.href; //$(this).attr('href');
            // check if greenstone link ie. starts with format
            //var original = $(this).data('href');
            var modified = original.toString().concat("&excerptid=gs_content");
            console.log("*                      *");
            console.log(modified);
            console.log("*                      *");
            //this.href = modified;
            //$(this).attr('href',modified);
            //$(this).data('href', modified);
            $(this).attr({ 'href': modified });
            //console.log($(this).attr('href'));
            console.log("data "+$(this).data('href'));
            console.log("getAttribute "+this.getAttribute('href'));
            console.log("attr "+$(this).attr('href'));
            console.log("this.href "+this.href);
            console.log("***********************");
    });
    */

    /******************************************/
    /*              DRAGGABLES                */
    /******************************************/

    $(".draggable_gsf_template").draggable({
            cursor: 'crosshair',
            connectToSortable: '#formatStatement',
            helper: 'clone',
            revert: 'invalid'
    });

    $(".draggable_table").draggable({
            cursor: 'crosshair',
            connectToSortable: '.gsf_template',
            helper: 'clone',
            revert: 'invalid'
    });

    $(".draggable_tr").draggable({
            cursor: 'crosshair',
            connectToSortable: '.gsf_table',
            helper: 'clone',
            revert: 'invalid'
    })

    $(".draggable_td").draggable({
            cursor: 'crosshair',
            //connectToSortable: '.td',
            helper: 'clone',
            revert: 'invalid'
    })

    $(".draggable_gsf_text").draggable({
            cursor: 'crosshair',
            connectToSortable: '.td-div, .gsf_when, .gsf_otherwise, .gsf_link, .gsf_choose_metadata, .gsf_default',
            helper: 'clone',
            revert: 'invalid'
    });
    
    $(".draggable_gsf_choose_metadata").draggable({
            cursor: 'crosshair',
            connectToSortable: '.td-div, .gsf_link, .gsf_when, .gsf_otherwise',
            helper: 'clone',
            revert: 'invalid'
    });

    //$(".element_type_gsf_metadata").draggable({
    $(".draggable_gsf_metadata").draggable({
            cursor: 'crosshair',
            connectToSortable: '.gsf_choose_metadata, .gsf_when, .gsf_otherwise, .gsf_link, .td-div',
            helper: 'clone',
            revert: 'invalid'
    });

    $(".draggable_gsf_link").draggable({
            cursor: 'crosshair',
            connectToSortable: '.td-div, .gsf_when, .gsf_otherwise, .gsf_link',
            helper: 'clone',
            revert: 'invalid'
    });

    // switch, when, otherwise, icon
    $(".draggable_gsf_switch").draggable({
            cursor: 'crosshair',
            connectToSortable: '.td-div, .gsf_link',
            helper: 'clone',
            revert: 'invalid'
    });

    $(".draggable_gsf_when").draggable({
            cursor: 'crosshair',
            connectToSortable: '.gsf_switch',
            helper: 'clone',
            revert: 'invalid'
    });

    $(".draggable_gsf_otherwise").draggable({
            cursor: 'crosshair',
            connectToSortable: '.gsf_switch',
            helper: 'clone',
            revert: 'invalid'
    });

    $(".draggable_gsf_icon").draggable({
            cursor: 'crosshair',
            connectToSortable: '.td-div, .gsf_link, .gsf_choose, .gsf_when, .gsf_otherwise',
            helper: 'clone',
            revert: 'invalid'
    });

 
    /******************************************/
    /*               SORTABLES                */
    /******************************************/

    bind_td_sortable();
    bind_all_sortables();

    $('#formatStatement').sortable({
            cursor: 'pointer',
            tolerance: 'pointer',
            items: '.gsf_template',
            placeholder:'placeholder',
            //'nested':'div'
            stop: function(event, ui) {
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('css_gsf_template')) { replace_with(ui.item,gsf_template_element); }
            }
    });
 
    $('div.gsf_template').children(".block,.table").slideUp(300); 
}); 

/*******************************************************************************/

function bind_all_sortables()
{
    console.log('function bind_all_sortables()');
    bind_template_sortable();
    //bind_table_sortable();
    //bind_tr_sortable();
    //bind_td_sortable();
    bind_choose_metadata_sortable();
    bind_link_sortable();
    bind_switch_sortable();
    bind_when_sortable();
    bind_otherwise_sortable();

    bind_tables();

    bind_block_mouseover();
    bind_minmax_remove();    
}

function bind_tables()
{
    console.log('function bind_tables()');
    //$('.tr').resize_tables($(this)); //equalHeights();

    
    $('td').click(function () {
         console.log('td click *');
         return false;
    });

    $(".td-div").resizable({
                alsoResize: 'parent',
                //containment: 'parent',
                handles: 'w,e',
                stop: function(event, ui) {
                        console.log('Resize table on stop');
                        resize_tables($(this));
                        //$(this).parent().parent().equalHeights();
                }, });

    //$(".droppable").sortable({
    //        'cursor':'pointer',
    //        'tolerance': 'pointer',
    //        'items':'.column, .td-div',
    //        'placeholder':'placeholder'
    //});

    $(".droppable").droppable({
            accept: '.element_type_td',
            tolerance: 'pointer', 
            activate: function(event, ui) { $(this).addClass("droppable_hl");}, // console.log("droppable activated")},
            deactivate: function(event, ui) { $(this).removeClass("droppable_hl"); }, // console.log("droppable deactivated")},
            drop: function(event, ui) {
                //if ($(this).hasClass("ui-draggable"))
                //if (ui.helper.hasClass("ui-draggable"))
                //{
                 var neverempty = document.createElement("div");
                 neverempty.setAttribute("class","neverempty block");
                 neverempty.setAttribute("style","height:50px");
                 neverempty.setAttribute("style","display:block");
                 var text = document.createTextNode('NEVER EMPTY');
                 neverempty.appendChild(text);
                 var td = document.createElement("td");
                 var div = document.createElement("div"); // class=\"td block\" title=\"td-div\"");
                 div.setAttribute("title","td-div");
                 div.setAttribute("class","td-div block");
                 div.setAttribute("style","margin-left:0px");
                 div.setAttribute("width","25px");
                 td.appendChild(div);
                 div.appendChild(neverempty);
                 var sep = document.createElement("td");
                 sep.setAttribute("class","droppable");
                 sep.setAttribute("width","10px"); 
                 $(this).after(sep);                
                 $(this).after(td);                
                 bind_tables();
                 resize_tables($(this));
                 bind_td_sortable();
                 bind_block_mouseover();
                 //bind_all_sortables();
                //}
                //else
                //{
                //    console.log("Attempting to add");
                    //$(this).appendTo(ui.draggable[0]);
                //    $(this).prepend(ui.draggable[0]);
                    //$(ui.draggable[0]).appendTo($(this));
                //}
            }
        });

}

function replace_with(item, me)
{
    // Search me for select
    if(me.search("select") != -1)
    {
    // If select exists, then find CURRENT_SELECT_VALUE
        var index = me.search(CURRENT_SELECT_VALUE);
        if(index == -1)
            console.log("Did not find " + CURRENT_SELECT_VALUE);
        else
            console.log("Found " + CURRENT_SELECT_VALUE + " at index " + index);    
            index = index + CURRENT_SELECT_VALUE.length + 1;
            console.log("Attempt inserting select at new index "+index);
            a = me.substring(0,index);
            b = me.substring(index);
            me = a.concat("selected",b);
    }

    //console.log('function replace_with(item, me)');
    item.replaceWith(me); //'<div class="element element-txt">This text box has been added!</div>');
    //item.find('select').attr("value", CURRENT_SELECT_VALUE);


    //if(select != null){
    //    console.log("Attempting to select " + CURRENT_SELECT_VALUE);
    //    console.log("length = "+select.length);
    //    for(index = 0; index < select.length; index++) {
    //          console.log(select[index].value);  
    //       if(select[index].value == CURRENT_SELECT_VALUE)
    //          console.log("Found "+CURRENT_SELECT_VALUE+" at index " + index);
    //          select.selectedIndex = index;
    //    }
    // }

    resize_tables(item);

    bind_all_sortables();
}

function resize_tables(item)
{
    //console.log('function resize_tables(item)');
    var max_height = 0;
    (item.parents('.table')).each(function(index) {
        $(this).children().children().children().each(function() {
            var sum_one = 0;
            var sum_two = 0;
            $(this).children('.block').each(function() { sum_one = sum_one + $(this).height();  
                $(this).children('.block').each(function() { sum_two = sum_two + $(this).height(); } );
                console.log("My height is " + $(this).height() + ", sum height 2 is " + sum_two);
            });
            console.log("My height is " + $(this).height() + ", sum height 1 is " + sum_one);
            if (sum_two > max_height)
                max_height = sum_two;
        });
    });
    equalHeights(item,max_height);
}

function bind_template_sortable()
{
    //console.log('function bind_template_sortable()');
    $('.gsf_template').sortable({
            'cursor':'pointer',
            'tolerance': 'pointer',
            'items':'.table', //.gsf_choose_metadata, .gsf_metadata',
            'placeholder':'placeholder',
            //'nested':'.gsf:metadata'
            stop: function(event, ui) {
                //if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('css_table')) { replace_with(ui.item, "<table border=\"1\" width=\"100%\" height=\"50px\"><tr><td><div class=\"td block\" title=\"td-div\">XXXXXXXXXXXXXXXXXXXXXXXX</div></td></tr></table>"); }
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_table')) { replace_with(ui.item, "<table class=\"table\" border=\"2\"></table>"); }
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_choose_metadata')) { replace_with(ui.item, gsf_choose_metadata_element); }
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_metadata')) { replace_with(ui.item, gsf_metadata_element); }
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_link')) { replace_with(ui.item, gsf_link_element); }
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_switch')) { replace_with(ui.item, gsf_switch_element); }
            }
    });

    $('.gsf_template').click(function () {
         console.log('gsf_template class click');
         return false;
    });

}

function bind_td_sortable()
{

    $('tr').sortable({
            'cursor':'pointer',
            'tolerance': 'intersect',
            'items':'.column',
            'placeholder':'placeholder_td',
            'connectWith':'column'});

    //$('.column').sortable({
    //    connectWith:['.column'],
    //    placeholder: 'placeholder',
    //    items:'td-div'
    //});


    //$('.column').sortable({
    //        'cursor':'pointer',
    //        'tolerance': 'pointer',
    //        'items':'.td-div',
    //        'placeholder':'placeholder',
    //        'connectWith':'.column'
            //'nested':'.gsf:metadata'
            //receive: function(event, ui) { alert("Attempted to receive"); },
            //stop: function(event, ui) {
            //    if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('element_type_gsf_metadata')) { replace_with(ui.item, gsf_metadata_element); }

    //});

    //console.log('function bind_td_sortable()');
    $('.td-div').sortable({
            'cursor':'pointer',
            'tolerance': 'pointer',
            'items':'.gsf_metadata, .gsf_choose_metadata, .gsf_link, .gsf_switch',
            'placeholder':'placeholder',
            //'connectWith':'.td-div',
            //'nested':'.gsf:metadata'
            receive: function(event, ui) { alert("Attempted to receive"); },
            stop: function(event, ui) {
                // gsf metadata
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_metadata')) { replace_with(ui.item, gsf_metadata_element); }
                // gsf choose metadata
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_choose_metadata')) { replace_with(ui.item, gsf_choose_metadata_element); }
                // gsf link
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_link')) { replace_with(ui.item, gsf_link_element); }
                // gsf switch
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_switch')) { replace_with(ui.item, gsf_switch_element); }
                
            }

    });

    $('.td-div').click(function () {    
         //console.log('td class click');
         return true;
    });



}


function bind_choose_metadata_sortable()
{
    //console.log('function bind_choose_metadata_sortable()');
    $('.gsf_choose_metadata').sortable({
            'cursor':'pointer',
            'tolerance': 'pointer',
            'items':'.gsf_metadata, .gsf_text, .gsf_default',
            'placeholder':'placeholder',
            'connectWith':'.gsf_choose_metadata',
            //'nested':'.gsf:metadata'
            stop: function(event, ui) {
                // gsf metadata
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_metadata')) { replace_with(ui.item, gsf_metadata_element); } 
                // gsf text
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_text')) { replace_with(ui.item, gsf_text_element); } 
                // gsf default
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_default')) { replace_with(ui.item, gsf_default_element); } 

                bind_all_sortables();
            }
    });
}

function bind_link_sortable()
{
    //console.log('function bind_link_sortable()');
    $('.gsf_link').sortable({
            'cursor':'pointer',
            'tolerance': 'pointer',
            'items':'.leaf, .gsf_link, .gsf_switch, .gsf_choose',
            'placeholder':'placeholder',
            'connectWith':'.gsf_link',
            //'nested':'.gsf:metadata'
            stop: function(event, ui) {
                // gsf icon
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_icon')) { replace_with(ui.item, gsf_icon_element); }
                // gsf text
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_text')) { replace_with(ui.item, "<input type=\"text\" name=\"rawtextinput\" size=\"10\"/>"); }
                // gsf metadata
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_metadata')) { replace_with(ui.item, gsf_metadata_element); } 
                // gsf link
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_link')) { replace_with(ui.item, gsf_link_element); }
                // gsf switch
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_switch')) { replace_with(ui.item, gsf_switch_element); }
                // gsf choose
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_choose_metadata')) { replace_with(ui.item, gsf_choose_metadata_element); }
            }
    });
}

function bind_switch_sortable()
{
    //console.log('function bind_switch_sortable()');
    $('.gsf_switch').sortable({
            'cursor':'pointer',
            'tolerance': 'pointer',
            'items':'.gsf_metadata, .gsf_when, .gsf_otherwise, .gsf_text',
            'placeholder':'placeholder',
            'connectWith':'.gsf_switch',
            //'nested':'.gsf:metadata'
            stop: function(event, ui) {
                // gsf when
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_when')) { replace_with(ui.item, gsf_when_element); }
                // gsf otherwise
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_otherwise')) { replace_with(ui.item, gsf_otherwise_element); }
                // gsf metadata
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_metadata')) { replace_with(ui.item, gsf_metadata_element); } 
                // gsf text
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_text')) { replace_with(ui.item, gsf_text_element); } 
            }
    });
}

function bind_when_sortable()
{
    //console.log('function bind_when_sortable()');
    $('.gsf_when').sortable({
            'cursor':'pointer',
            'tolerance': 'pointer',
            'items':'.leaf, .gsf_link, .gsf_choose',
            'placeholder':'placeholder',
            //'nested':'.gsf:metadata'
            stop: function(event, ui) {
                // gsf metadata
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_metadata')) { replace_with(ui.item, gsf_metadata_element); }
                // gsf icon
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_icon')) { replace_with(ui.item, gsf_icon_element); } 
                // gsf text
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_text')) { replace_with(ui.item, gsf_text_element); } 
                // gsf link
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_link')) { replace_with(ui.item, gsf_link_element); } 
                // gsf choose
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_choose')) { replace_with(ui.item, gsf_choose_element); } 
            }
    });
}

function bind_otherwise_sortable()
{
    //console.log('function bind_otherwise_sortable()');
    $('.gsf_otherwise').sortable({
            'cursor':'pointer',
            'tolerance': 'pointer',
            'items':'.leaf, .gsf_link, .gsf_choose',
            'placeholder':'placeholder',
            //'nested':'.gsf:metadata'
            stop: function(event, ui) {
                // gsf metadata
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_metadata')) { replace_with(ui.item, gsf_metadata_element); }
                // gsf text
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_text')) { replace_with(ui.item, "<input type=\"text\" name=\"rawtextinput\" size=\"10\"/>"); }
                // gsf icon
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_icon')) { replace_with(ui.item, gsf_icon_element); } 
                // gsf link
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_link')) { replace_with(ui.item, gsf_link_element); } 
                // gsf choose
                if (ui.item.hasClass("ui-draggable") && ui.item.hasClass('draggable_gsf_choose')) { replace_with(ui.item, gsf_choose_element); } 
            }
    });
}

function bind_block_mouseover()
{
    //console.log('function bind_block_mouseover()');
    $(".block").mouseover(function()
    {
        $(this).parents().css("border", "");
        $(this).css("border", "2px solid blue");
        return false;
    }).mouseout(function(){
        $(this).css("border", "");
        return false;
    });
}

function bind_minmax_remove()
{
    console.log('function bind_minmax_remove()');
    $('a.minmax').bind('click', toggleContent);
    $('a.remove').bind('click', removeContent);
};

var removeContent = (function () {
    //console.log('var removeContent = (function ()');
        // this -> a -> td -> tr -> tbody -> table -> div
        //$(this).parent().parent().parent().parent().parent().remove();
        $(this).closest(".block").remove();
    });


var toggleContent = function(e)
{
    //console.log('var toggleContent = function(e)');
    console.log('parent: ' + $(this).html());
    if ($(this).html() == '[+]'){ //targetContent.css('display') == 'none') {
        //$(this).parent().parent().parent().parent().parent().children(".block,.table").slideDown(300);
        //$(this).parents().children(".block,.table").stopPropagation().slideDown(300);
        //var x = $(this).parent().parent().parent().parent().parent();
        //var y = $(this).parent().parent().parent().parent().parent().children(".block,.table");
        //var z = $(this).closest(".block").children(".table, .block");
        $(this).closest(".block").children(".table, .block").slideDown(300);
        $(this).html('[-]');
        $(this).removeClass("ui-icon-plusthick");
        $(this).addClass("ui-icon-minusthick");
    } else {
        //$(this).parent().parent().parent().parent().parent().children(".block,.table").slideUp(300);
        //$(this).parents().children(".block,.table").slideUp(300);
        $(this).closest(".block").children(".table, .block").slideUp(300);
        $(this).html('[+]');
        $(this).removeClass("ui-icon-minusthick");
        $(this).addClass("ui-icon-plusthick");
    }
    return false;
};

function serialize(s)
{
    serial = $.SortSerialize(s);
    alert(serial.hash);
};

function equalHeights(item, height) {
    //console.log('function equalHeights(item, height)');
    (item.parents('.table')).each(function(index) {
        $(this).children().children().children().each(function() {
            $(this).height(height);
            $(this).children().height(height);
        });
    });
};