Created
May 9, 2014 21:09
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Demo jQuery
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/* | |
* Script de eventos da página index.html | |
*/ | |
var chave = null; | |
var calculando = false; | |
var original = ''; | |
$(document).ready(function(){ | |
$("#btn").click(function(){ | |
if (!calculando) { | |
$.get("/operacao", | |
function(response,statusTxt,xhr) { | |
if (xhr.status == 200) { | |
chave = response.chave; | |
original = $("#btn").val(); | |
$("#btn").val('Verificar'); | |
calculando = true; | |
} | |
else { | |
alert("Erro: " + statusTxt); | |
} | |
} | |
); | |
} | |
else { | |
$("#saida").text('Verificando...'); | |
$.get("/operacao/" + chave, | |
function(response,statusTxt,xhr) { | |
if (xhr.status == 200) { | |
if (response.status == 3) { | |
$("#saida").text(response.valor); | |
chave = null; | |
$("#btn").val(original); | |
calculando = false; | |
} | |
else if (response.status == 2) { | |
$("#saida").text('Ainda não está pronto... Tente mais tarde.'); | |
calculando = true; | |
} | |
else if (response.status == 1) { | |
$("#saida").text('Não tem pedido de cálculo no servidor. Pode ter expirado.'); | |
$("#btn").val(original); | |
calculando = false; | |
} | |
} | |
else { | |
alert("Erro: " + statusTxt); | |
} | |
} | |
); | |
} | |
}); | |
}); |
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