jQuery 入门教程(35): jQuery UI Dialog 示例（三）
本篇使用Dialog 构造一个比较实用的对话框，它可以内嵌一个表单用来接受用户输入，每个输入框支持数据校验，部分使用正则表达式来检验。
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<!doctype html> |
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<html lang="en"> |
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<head> |
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<meta charset="utf-8" /> |
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<title>jQuery UI Demos</title> |
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<link rel="stylesheet" href="themes/trontastic/jquery-ui.css" /> |
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<script src="scripts/jquery-1.9.1.js"></script> |
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<script src="scripts/jquery-ui-1.10.1.custom.js"></script> |
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<style> |
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body { |
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font-size: 62.5%; |
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} |
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label, input { |
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display: block; |
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} |
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input.text { |
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margin-bottom: 12px; |
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width: 95%; |
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padding: .4em; |
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} |
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fieldset { |
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padding: 0; |
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border: 0; |
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margin-top: 25px; |
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} |
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h1 { |
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font-size: 1.2em; |
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margin: .6em 0; |
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} |
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div#users-contain { |
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width: 350px; |
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margin: 20px 0; |
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} |
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div#users-contain table { |
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margin: 1em 0; |
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border-collapse: collapse; |
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width: 100%; |
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} |
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div#users-contain table td, div#users-contain table th { |
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border: 1px solid #eee; |
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padding: .6em 10px; |
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text-align: left; |
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} |
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.ui-dialog .ui-state-error { |
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padding: .3em; |
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} |
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.validateTips { |
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border: 1px solid transparent; |
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padding: 0.3em; |
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} |
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</style> |
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<!-- ReSharper disable ExpressionIsAlwaysConst --> |
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<script> |
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$(function () { |
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var name = $("#name"), |
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email = $("#email"), |
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password = $("#password"), |
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allFields = $([]).add(name).add(email).add(password), |
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tips = $(".validateTips"); |
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function updateTips(t) { |
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tips |
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.text(t) |
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.addClass("ui-state-highlight"); |
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setTimeout(function () { |
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tips.removeClass("ui-state-highlight", 1500); |
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}, 500); |
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} |
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function checkLength(o, n, min, max) { |
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if (o.val().length > max || o.val().length < min) { |
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o.addClass("ui-state-error"); |
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updateTips("Length of " + n + " must be between " + |
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min + " and " + max + "."); |
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return false; |
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} else { |
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return true; |
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} |
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} |
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function checkRegexp(o, regexp, n) { |
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if (!(regexp.test(o.val()))) { |
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o.addClass("ui-state-error"); |
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updateTips(n); |
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return false; |
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} else { |
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return true; |
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} |
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} |
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$("#dialog-form").dialog({ |
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autoOpen: false, |
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height: 300, |
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width: 350, |
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modal: true, |
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buttons: { |
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"Create an account": function () { |
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var bValid = true; |
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allFields.removeClass("ui-state-error"); |
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bValid = bValid && checkLength(name, "username", 3, 16); |
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bValid = bValid && checkLength(email, "email", 6, 80); |
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bValid = bValid && checkLength(password, "password", 5, 16); |
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bValid = bValid && checkRegexp(name, /^[a-z]([0-9a-z_])+$/i, |
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"Username may consist of a-z, 0-9, " + |
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"underscores, begin with a letter."); |
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// From jquery.validate.js (by joern), |
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// contributed by Scott Gonzalez: |
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// http://projects.scottsplayground.com/email_address_validation/ |
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bValid = bValid && checkRegexp(email, |
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/^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?$/i, "eg. ui@jquery.com"); |
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bValid = bValid && checkRegexp(password, |
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/^([0-9a-zA-Z])+$/, |
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"Password field only allow : a-z 0-9"); |
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if (bValid) { |
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$("#users tbody").append("<tr>" + |
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"<td>" + name.val() + "</td>" + |
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"<td>" + email.val() + "</td>" + |
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"<td>" + password.val() + "</td>" + |
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"</tr>"); |
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$(this).dialog("close"); |
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} |
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}, |
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Cancel: function () { |
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$(this).dialog("close"); |
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} |
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}, |
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close: function () { |
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allFields.val("").removeClass("ui-state-error"); |
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} |
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}); |
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$("#create-user") |
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.button() |
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.click(function () { |
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$("#dialog-form").dialog("open"); |
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}); |
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}); |
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</script> |
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<!-- ReSharper restore ExpressionIsAlwaysConst --> |
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</head> |
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<body> |
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<div id="dialog-form" title="Create new user"> |
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<p class="validateTips">All form fields are required.</p> |
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<form> |
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<fieldset> |
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<label for="name">Name</label> |
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<input type="text" name="name" id="name" |
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class= "text ui-widget-content ui-corner-all" /> |
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<label for="email">Email</label> |
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<input type="text" name="email" id="email" |
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value="" class="text ui-widget-content ui-corner-all" /> |
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<label for="password">Password</label> |
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<input type="password" name="password" |
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id="password" value="" |
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class="text ui-widget-content ui-corner-all" /> |
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</fieldset> |
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</form> |
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</div> |
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<div id="users-contain" class="ui-widget"> |
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<h1>Existing Users:</h1> |
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<table id="users" class="ui-widget ui-widget-content"> |
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<thead> |
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<tr class="ui-widget-header "> |
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<th>Name</th> |
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<th>Email</th> |
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<th>Password</th> |
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</tr> |
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</thead> |
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<tbody> |
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<tr> |
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<td>John Doe</td> |
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<td>john.doe@example.com</td> |
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<td>johndoe1</td> |
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</tr> |
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</tbody> |
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</table> |
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</div> |
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<button id="create-user">Create new user</button> |
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</body> |
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</html> |
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