/*
jQuery Plugins By Carlos A. Ferrari
*/

/* replace de checkbox e bloqueio de envio sem nenhum item */
$.fn.hideChecks = function(){
	ul = $(this)
	$(this).find("input[@type=checkbox]").hide().each( function (){
		$(this).parent("label:first").click( function (){
			($(this).parent().find("input").attr("checked")) ?
				$(this).addClass("checked") : $(this).removeClass("checked");
			($(this).parents("form:first").find(":checkbox:checked").length == 0) ?
				$(this).parents("form:first").find(":submit").attr("disabled", "disabled") :
				$(this).parents("form:first").find(":submit").removeAttr("disabled");
		}).hover(
			function (){ $(this).parent().find("label:first").addClass("hover"); },
			function (){ $(this).parent().find("label:first").removeClass("hover"); }
		);
	});
	if ($(this).find(":checkbox:checked").length == 0) 
		$(this).parents("form:first").find(":submit").attr("disabled", "disabled");	
}

/* Adiciona a classe Hover quando passa o mouse */
$.fn.autoHover = function(item){
	var i = item || ".item";
	$(this).hover(
		function(){ $(this).parents(i).addClass('hover'); },
		function(){ $(this).parents(i).removeClass('hover'); }
	);
}


/* Dialogo de Confirmação */
$.fn.confirmDialog = function (okFunc){
	$(this).click(
		function (index, obj){
			var a = $(this);
			var mensagem = a.attr("title");
			var titulo = a.text();			
			obj = $("<div class=\"dialog flora\"><p>" + mensagem + "</p></div>");
			obj.dialog({ 
				modal: true, title: titulo, height: 100, dialogClass: "flora", resizable: false, draggable: false, 
				overlay: { 
					opacity: 0.5, 
					background: "black" 
				}, 
				buttons: { 
					"Sim": function(){
						dlg = $(this)
						$.ajax({
							type: "POST",
							url: a.attr("href"),
							dataType: "json",
							success: function(json){
								okFunc(a, json);
								dlg.dialog("destroy");
							},
							error: function(json){
								dlg.dialog("destroy"); 
							}
						});
					}, 
					"Não": function() { 
						$(this).dialog("destroy"); 
					} 
				} 
			}
		);
		return false;
	});
}

/* Dialog de alerta */
$.fn.msgDialog = function(json)
{
	$("<div class=\"dialog flora\"><p>" + json.mensagem + "</p></div>").dialog({ 
		modal: true, title: "Mensagem", height: 100, dialogClass: "flora", resizable: false, draggable: false, 
		overlay: { 
			opacity: 0.5, 
			background: "black" 
		}, 
		open: function()
		{
			setTimeout("$('.dialog').dialog(\"destroy\")",5000);
		},
		buttons: { 
			"Ok": function(){
				$(this).dialog("destroy"); 
			}
		}
	});
}

/* Carrega links em um div */
$.fn.linkToAjax = function (t){
	var div_conteiner = $(this);
	var target = t;
	$(t).filter(':not(.link_processado)').click ( function (){
		$.ajax({
			dataType : "html", type : "GET", url : $(this).attr("href"),
			success : function (html) {
				div_conteiner.html(html).linkToAjax(t, div_conteiner);
			}
		});
		return false;
	});
	$(t).addClass('link_processado');
}

/* Rating por estrelas */
$.fn.starRate = function (){
	$(this).each( function () {
		var frm = $(this); var at = 0;
		$(frm).find(":radio").change(function (){
			var tmp = $(this).val();
			$.ajax({
				dataType : "json", type : "POST", url : $(frm).attr("action"), data : {val:tmp},
				success : function (html) { 
					at = tmp; 
					$(frm).find("label").addClass('on'); 
					$(frm).find("label:gt("+(at-1)+")").removeClass('on'); 
				}
			});
		});
		$(frm).find(":not(label)").hide().each( function (){
			var val = $(this).val();
			if ($(this).attr("checked")) at = val;
			$(this).parent("label:first").hover(
				function (){ 
					$(frm).find("label").removeClass('on');
					$(frm).find("label:lt("+val+")").addClass('on'); 
				},
				function (){ 
					$(frm).find("label").addClass('on'); 
					$(frm).find("label:gt("+(at-1)+")").removeClass('on'); 
				}
			);
		});
		$(frm).find("label").addClass('on'); 
		$(frm).find("label:gt("+(at-1)+")").removeClass('on'); 
	});
}