73bcce88
 luigser
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<!--
Copyright (c) 2015 The Polymer Project Authors. All rights reserved.
This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
Code distributed by Google as part of the polymer project is also
subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
-->
<link rel="import" href="../polymer/polymer.html">
<link rel="import" href="../paper-ripple/paper-ripple.html">
<link rel="import" href="../paper-styles/default-theme.html">
<link rel="import" href="../paper-behaviors/paper-inky-focus-behavior.html">
<!--
`paper-radio-button` is a button that can be either checked or unchecked.
User can tap the radio button to check or uncheck it.
Use a `<paper-radio-group>` to group a set of radio buttons. When radio buttons
are inside a radio group, exactly one radio button in the group can be checked
at any time.
Example:
<paper-radio-button></paper-radio-button>
<paper-radio-button>Item label</paper-radio-button>
### Styling
The following custom properties and mixins are available for styling:
Custom property | Description | Default
----------------|-------------|----------
`--paper-radio-button-unchecked-background-color` | Radio button background color when the input is not checked | `transparent`
`--paper-radio-button-unchecked-color` | Radio button color when the input is not checked | `--primary-text-color`
`--paper-radio-button-unchecked-ink-color` | Selected/focus ripple color when the input is not checked | `--primary-text-color`
`--paper-radio-button-checked-color` | Radio button color when the input is checked | `--default-primary-color`
`--paper-radio-button-checked-ink-color` | Selected/focus ripple color when the input is checked | `--default-primary-color`
`--paper-radio-button-label-color` | Label color | `--primary-text-color`
@group Paper Elements
@element paper-radio-button
@hero hero.svg
@demo demo/index.html
-->
<dom-module id="paper-radio-button">
<link rel="import" type="css" href="paper-radio-button.css">
<template>
<div id="radioContainer">
<div id="offRadio"></div>
<div id="onRadio"></div>
<paper-ripple id="ink" class="circle" center checked$="[[checked]]"></paper-ripple>
</div>
<div id="radioLabel" aria-hidden="true"><content></content></div>
</template>
<script>
Polymer({
is: 'paper-radio-button',
behaviors: [
Polymer.PaperInkyFocusBehavior
],
hostAttributes: {
role: 'radio',
'aria-checked': false,
tabindex: 0
},
properties: {
/**
* Fired when the checked state changes due to user interaction.
*
* @event change
*/
/**
* Fired when the checked state changes.
*
* @event iron-change
*/
/**
* Gets or sets the state, `true` is checked and `false` is unchecked.
*/
checked: {
type: Boolean,
value: false,
reflectToAttribute: true,
notify: true,
observer: '_checkedChanged'
},
/**
* If true, the button toggles the active state with each tap or press
* of the spacebar.
*/
toggles: {
type: Boolean,
value: true,
reflectToAttribute: true
}
},
ready: function() {
if (Polymer.dom(this).textContent == '') {
this.$.radioLabel.hidden = true;
} else {
this.setAttribute('aria-label', Polymer.dom(this).textContent);
}
this._isReady = true;
},
_buttonStateChanged: function() {
if (this.disabled) {
return;
}
if (this._isReady) {
this.checked = this.active;
}
},
_checkedChanged: function() {
this.setAttribute('aria-checked', this.checked ? 'true' : 'false');
this.active = this.checked;
this.fire('iron-change');
}
})
</script>
</dom-module>
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