[英]Click event not firing in polymer paper-icon-button
我定义了以下页面
<!DOCTYPE html>
<html>
<head>
<title>Practice List</title>
<link rel="import" href="elements/elements.html" />
<link rel="stylesheet" type="text/css" href="Styles/styles.css" />
<!-- google fonts definitions -->
<link href='http://fonts.googleapis.com/css?family=Roboto:400,700' rel='stylesheet' type='text/css'>
<script src="bower_components/webcomponentsjs/webcomponents-lite.js"></script>
</head>
<body unresolved class="fullbleed layout vertical">
<dom-module id="app">
<template>
<paper-drawer-panel>
<paper-header-panel main mode="waterfall-tall">
<paper-toolbar id="mainToolbar">
<paper-icon-button id="paperToggle" icon="menu" paper-drawer-toggle></paper-icon-button>
<span class="flex"></span>
<paper-icon-button icon="search" on-tap="srchandler"></paper-icon-button>
<input type="text" id="searchText" style="width:200px; background:#3180ed;line-height:20px;border:solid 1px #4d90eb; border-radius:6px; padding:3px;color:#fff;" />
<div class="middle paper-font-display2 app-name ident">Practice List</div>
</paper-toolbar>
</paper-header-panel>
</paper-drawer-panel>
</template>
<script>
Polymer({
is: "app",
ready: function () {
alert('Ready!!!!');
},
srchandler: function () {
alert('Search clicked');
}
});
</script>
</dom-module>
</body>
</html>
为了完整起见,这里是elements.html文件
<!-- Iron -->
<link rel="import" href="../bower_components/iron-icons/iron-icons.html">
<!-- Paper Elements -->
<link rel="import" href="../bower_components/paper-drawer-panel/paper-drawer-panel.html">
<link rel="import" href="../bower-components/paper-header-panel/paper-header-panel.html">
<link rel="import" href="../bower_components/paper-icon-button/paper-icon-button.html">
<link rel="import" href="../bower_components/paper-input/paper-input.html">
<link rel="import" href="../bower_components/paper-styles/paper-styles.html">
<link rel="import" href="../bower_components/paper-toolbar/paper-toolbar.html">
我将移至Polymer 1.0,并刚刚创建了上面的页面。 正在显示“ ready
调用脚本处理程序”警报,但ready
回调未触发,当我单击搜索按钮时,未调用searchhandler
函数。
谁能告诉我我要去哪里错了?
模板中的声明式事件处理程序不使用花括号({{}})。
您的代码应为:
<paper-icon-button icon="search" on-tap="srchandler"></paper-icon-button>
您的元素注册现在也需要更改。 看这里
<body unresolved class="fullbleed layout vertical">
<dom-module id="my-app">
<template>
<!-- your template here -->
<paper-drawer-panel>
<paper-header-panel main mode="waterfall-tall">
<paper-toolbar id="mainToolbar">
<paper-icon-button id="paperToggle" icon="menu" paper-drawer-toggle></paper-icon-button>
<span class="flex"></span>
<paper-icon-button icon="search" on-tap="srchandler"></paper-icon-button>
<input type="text" id="searchText" style="width:0px;visibility:hidden;" />
<div class="middle paper-font-display2 app-name ident">Practice List</div>
</paper-toolbar>
</paper-header-panel>
</paper-drawer-panel>
</template>
<script>
Polymer({
is: "my-app",
ready: function () {
alert('Ready!!!!');
},
srchandler: function () {
alert('Search clicked');
}
});
</script>
</dom-module>
<my-app></my-app>
</body>
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