/*
 * Copyright (c) 2008 Massimiliano Balestrieri (at gmail) *cut .compressed
 * Licensed under GPL (GPL-LICENSE.txt) licenses.
 * version: 0.9
 * 
 * depends:
 * jQuery 1.2.3
 * moreselectors (options.openontitle : true)
 */

jQuery.iTogglePanel = {
    build : function(options)
    {
        return this.each(
            function(nr)
            {
                
                var el = this;
                if(!options){options = {};}
                options.headerSelector = options.headerSelector ||'.ui_togglepanel_handle';
                options.panelSelector = options.panelSelector ||'.ui_togglepanel_panel';
                options.onClassLink  = options.onClassLink || 'ui_togglepanel_link_on';
                options.offClassLink  = options.offClassLink || 'ui_togglepanel_link_off';
                
                var config = {
                    id      : nr,
                    headerSelector  : options.headerSelector,
                    panelSelector   : options.panelSelector,
                    usehover    : options.usehover || false,
                    useactive   : options.useactive || false,
                    hoverClass  : options.hoverClass||'ui_togglepanel_hover',
                    activeClass : options.activeClass||'ui_togglepanel_active',
                    modal       : options.modal || false,
                    useEffects  : options.useEffects || false,
                    effect      : options.effect || 'blindh',
                    speed       : options.speed || 300,
                    uselinks    : options.uselinks || false,
                    onClassLink : options.onClassLink,
                    offClassLink    : options.offClassLink,
                    prehtmlTextLink : options.prehtmlTextLink || '<a href="" onclick="return false;" class="' + options.offClassLink + '">',
                    posthtmlTextLink: options.posthtmlTextLink|| '</a>',
                    onTextLink  : options.onTextLink || 'show',
                    offTextLink : options.offTextLink || 'hide',
                    panels      : jQuery(options.panelSelector, this),
                    headers     : jQuery(options.headerSelector, this),
                    currentPanel    : options.currentPanel || 0,
                    onstartHideAll  : options.onstartHideAll || false,
                    openontitle : options.openontitle || false
                };
                
                options.useEffects = false;//effects interface non compatibili con jquery 1.2
                if(config.uselinks){
                    jQuery.iTogglePanel.addLinks(config);
                }
                if(config.modal){
                    jQuery.iTogglePanel.closePanels(config);
                    if(config.uselinks){
                        jQuery.iTogglePanel.offLinksHandler(config);
                    }
                    jQuery.iTogglePanel.showPanel(config);
                    jQuery.iTogglePanel.toggleClassHandler(config);
                    if(config.uselinks){
                        jQuery.iTogglePanel.toggleLinkHandler(config);
                    }
                }else if(config.onstartHideAll){
                    if(config.uselinks){
                        jQuery.iTogglePanel.offLinksHandler(config);
                    }
                    jQuery.iTogglePanel.closePanels(config);
                    //se tutto chiuso puoi aprire in base ad ancora BETA
                    if(config.openontitle){
                        jQuery.iTogglePanel.toggleByTitle(config);
                    }
                }else{
                    jQuery.iTogglePanel.toggleClassHandlers(config);
                }
                jQuery.iTogglePanel.initHandlers(config);
            }
        );
    },
    addLinks : function(params)
    {
        var handleLink = params.prehtmlTextLink+params.offTextLink+params.posthtmlTextLink;
        params.headers
        .each(
            function(nr){
                if(params.panels.eq(nr).text().length > 0 ){
                    $(handleLink).appendTo($(this));
                }
            }
        );
    },
    closePanels : function(params)
    {
        params.panels 
        .hide()
        .end();
    },
    closeOtherPanels : function(params, nr)
    {
        params.panels
        //.gt(nr)
        .slice(nr)
        .hide()
        .end();

        params.panels 
        //.lt(nr)
        .slice(0,nr)
        .hide()
        .end();

    },
    showPanel : function(params, nr)
    {
        params.panels 
        .eq(nr)
        .show()
        .end();
    },
    togglePanel : function(params, nr)
    {
        /*if(params.useEffects){
            jQuery.iTogglePanel.animatePanel(params, nr);
            return;
        }*/
        params.panels 
        .eq(nr)
        .toggle(params.speed)
        .end();
    },
    /*
    animatePanel : function(params , nr)
    {
        jQuery.iTogglePanel.animateElement(params, params.panels.eq(nr));
    },
    animateElement : function(params,node)
    {
        speed = params.speed;
        
        switch(params.effect){
            case "blindv":
                $(node).BlindToggleVertically(speed, null, 'easeout');
            break;
            case "blindh":
                $(node).BlindToggleHorizontally(speed, null, 'easeout');
            break;
            case "dropup":
                $(node).DropToggleUp(speed, null, 'easein');
            break;
            case "dropdown":
                $(node).DropToggleDown(speed, null, 'easein');
            break;
            case "dropleft":
                $(node).DropToggleLeft(speed, null, 'easein');
            break;
            case "dropright":
                $(node).DropToggleRight(speed, null, 'easein');
            break;
            case "fold":
                $(node).FoldToggle(speed, 10, null, 'bounceout');       
            break;
            case "switchh":
                $(node).SwitchHorizontally(speed, null, 'bounceout');
            break;
            case "slideup":
                $(node).SlideToggleUp(speed, null, 'easein');
            break;
            case "slidedown":
                $(node).SlideToggleDown(speed, null, 'easein');
            break;
            case "slideleft":
                $(node).SlideToggleLeft(speed, null, 'easein');
            break;
            case "slideright":
                $(node).SlideToggleRight(speed, null, 'easein');
            break;
        }
    },*/
    getAnchor: function(){
        if(window.location.href.indexOf("#") != -1){
            var url = window.location.href;
            var uanchor = window.location.href.split("#");
            if(uanchor[1]){
                return uanchor[1];
            }
        }
    },
    toggleByTitle : function(params){
    //BETA
        var myanchor = unescape(jQuery.iTogglePanel.getAnchor()).replace(/_/g, " ");
        var myanchor_id = myanchor.replace(/ /g,"_").toLowerCase();//'ui_anchor_' + 
        
        params.headers
        .each(
            function(nr){
                if(params.panels.eq(nr).text().length > 0 ){
                    if($(this).filter(":Contains('"+myanchor+"')").get() != false){
                        //alert($(this).get().focus());//.focus();
                        //$("#testfocus").focus();
                        
                        params.panels.eq(nr).after('<a id="'+myanchor_id+'" name="'+myanchor_id+'">&nbsp;</a>');
                        params.panels.eq(nr).toggle();//senza speed se no il focus non funziona
                        jQuery.iTogglePanel.toggleLinkHandler(params,nr);
                        $('#'+myanchor_id).focus();
                    }
                }
            }
        );
    //BETA  
    },
    toggleClassHandler : function(params, nr)
    {
        params.headers
        .eq(nr)
        .toggleClass(params.activeClass)
        .end();
    },
    toggleLinkHandler : function(params, nr)
    {   
        if(params.headers.eq(nr).find('.' + params.offClassLink).text() == params.offTextLink){
            params.headers
            .eq(nr)
            .find('.' + params.offClassLink)
            .removeClass(params.offClassLink)
            .addClass(params.onClassLink)
            .text(params.onTextLink);
        }else{
            params.headers
            .eq(nr)
            .find('.' + params.onClassLink)
            .removeClass(params.onClassLink)
            .addClass(params.offClassLink)
            .text(params.offTextLink);
        }
    },
    offLinksHandler : function(params)
    {   
        params.headers
        .find('.' + params.onClassLink)
        .removeClass(params.offClassLink)
        .addClass(params.onClassLink)
        .text(params.onTextLink);
    },
    toggleClassHandlers : function(params)
    {
        params.headers
        .toggleClass(params.activeClass)
        .end();
    },
    initHover : function(params)
    {
        params.headers
        .hover(
            function(){
                jQuery(this).addClass(params.hoverClass);
            },
            function(){
                jQuery(this).removeClass(params.hoverClass);
            }
        );
    },
    initHandlers : function(params)
    {
        if(params.usehover){
            jQuery.iTogglePanel.initHover(params);
        }
        
        params.headers
        .each(
            function(nr){
                this.panelPos = nr;
                $(this).click(
                    function(){
                        
                    if(params.panels.eq(nr).text().length > 0 ){
                        if(params.modal){
                                jQuery.iTogglePanel.closeOtherPanels(params, this.panelPos);
                            }
                            jQuery.iTogglePanel.togglePanel(params, this.panelPos);
                            jQuery.iTogglePanel.toggleClassHandler(params, this.panelPos);
                            if(params.uselinks){
                                jQuery.iTogglePanel.toggleLinkHandler(params, this.panelPos);
                            }
                        }
                    }
                );
            }
        );

    }
};


jQuery.fn.TogglePanel = jQuery.iTogglePanel.build;