| OLD | NEW |
| (Empty) |
| 1 <!-- | |
| 2 @license | |
| 3 Copyright (c) 2015 The Polymer Project Authors. All rights reserved. | |
| 4 This code may only be used under the BSD style license found at http://polymer.g
ithub.io/LICENSE.txt | |
| 5 The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt | |
| 6 The complete set of contributors may be found at http://polymer.github.io/CONTRI
BUTORS.txt | |
| 7 Code distributed by Google as part of the polymer project is also | |
| 8 subject to an additional IP rights grant found at http://polymer.github.io/PATEN
TS.txt | |
| 9 --> | |
| 10 | |
| 11 <link rel="import" href="../polymer/polymer.html"> | |
| 12 <link rel="import" href="../paper-ripple/paper-ripple.html"> | |
| 13 <link rel="import" href="../paper-behaviors/paper-radio-button-behavior.html"> | |
| 14 | |
| 15 <!-- | |
| 16 `paper-toggle-button` provides a ON/OFF switch that user can toggle the state | |
| 17 by tapping or by dragging the switch. | |
| 18 | |
| 19 Example: | |
| 20 | |
| 21 <paper-toggle-button></paper-toggle-button> | |
| 22 | |
| 23 ### Styling | |
| 24 | |
| 25 The following custom properties and mixins are available for styling: | |
| 26 | |
| 27 Custom property | Description | Default | |
| 28 ----------------|-------------|---------- | |
| 29 `--paper-toggle-button-unchecked-bar-color` | Slider color when the input is not
checked | `#000000` | |
| 30 `--paper-toggle-button-unchecked-button-color` | Button color when the input is
not checked | `--paper-grey-50` | |
| 31 `--paper-toggle-button-unchecked-ink-color` | Selected/focus ripple color when t
he input is not checked | `--dark-primary-color` | |
| 32 `--paper-toggle-button-checked-bar-color` | Slider button color when the input i
s checked | `--google-green-500` | |
| 33 `--paper-toggle-button-checked-button-color` | Button color when the input is ch
ecked | `--google-green-500` | |
| 34 `--paper-toggle-button-checked-ink-color` | Selected/focus ripple color when the
input is checked | `--google-green-500` | |
| 35 | |
| 36 @group Paper Elements | |
| 37 @element paper-toggle-button | |
| 38 @hero hero.svg | |
| 39 @demo demo/index.html | |
| 40 --> | |
| 41 <style is="custom-style"> | |
| 42 :root { | |
| 43 --paper-toggle-button-unchecked-bar-color: #000000; | |
| 44 --paper-toggle-button-unchecked-button-color: var(--paper-grey-50); | |
| 45 --paper-toggle-button-unchecked-ink-color: var(--dark-primary-color); | |
| 46 | |
| 47 --paper-toggle-button-checked-bar-color: var(--google-green-500); | |
| 48 --paper-toggle-button-checked-button-color: var(--google-green-500); | |
| 49 --paper-toggle-button-checked-ink-color: var(--google-green-500); | |
| 50 } | |
| 51 </style> | |
| 52 | |
| 53 <dom-module id="paper-toggle-button"> | |
| 54 | |
| 55 <link rel="import" type="css" href="paper-toggle-button.css"> | |
| 56 | |
| 57 <template> | |
| 58 | |
| 59 <div id="toggleContainer"> | |
| 60 <div id="toggleBar" class="toggle-bar"></div> | |
| 61 <div id="toggleButton" class="toggle-button"> | |
| 62 <paper-ripple id="ink" class="toggle-ink circle" recenters></paper-rippl
e> | |
| 63 </div> | |
| 64 </div> | |
| 65 | |
| 66 </template> | |
| 67 | |
| 68 <script> | |
| 69 Polymer({ | |
| 70 is: 'paper-toggle-button', | |
| 71 | |
| 72 behaviors: [ | |
| 73 Polymer.PaperRadioButtonBehavior | |
| 74 ], | |
| 75 | |
| 76 hostAttributes: { | |
| 77 role: 'button', | |
| 78 'aria-pressed': 'false', | |
| 79 tabindex: 0 | |
| 80 }, | |
| 81 | |
| 82 properties: { | |
| 83 /** | |
| 84 * Fired when the checked state changes due to user interaction. | |
| 85 * | |
| 86 * @event change | |
| 87 */ | |
| 88 /** | |
| 89 * Fired when the checked state changes. | |
| 90 * | |
| 91 * @event iron-change | |
| 92 */ | |
| 93 /** | |
| 94 * Gets or sets the state, `true` is checked and `false` is unchecked. | |
| 95 * | |
| 96 * @attribute checked | |
| 97 * @type boolean | |
| 98 * @default false | |
| 99 */ | |
| 100 checked: { | |
| 101 type: Boolean, | |
| 102 value: false, | |
| 103 reflectToAttribute: true, | |
| 104 notify: true, | |
| 105 observer: '_checkedChanged' | |
| 106 }, | |
| 107 | |
| 108 /** | |
| 109 * If true, the button toggles the active state with each tap or press | |
| 110 * of the spacebar. | |
| 111 * | |
| 112 * @attribute toggles | |
| 113 * @type boolean | |
| 114 * @default true | |
| 115 */ | |
| 116 toggles: { | |
| 117 type: Boolean, | |
| 118 value: true, | |
| 119 reflectToAttribute: true | |
| 120 } | |
| 121 }, | |
| 122 | |
| 123 listeners: { | |
| 124 track: '_ontrack' | |
| 125 }, | |
| 126 | |
| 127 ready: function() { | |
| 128 this._isReady = true; | |
| 129 }, | |
| 130 | |
| 131 // button-behavior hook | |
| 132 _buttonStateChanged: function() { | |
| 133 if (this.disabled) { | |
| 134 return; | |
| 135 } | |
| 136 if (this._isReady) { | |
| 137 this.checked = this.active; | |
| 138 } | |
| 139 }, | |
| 140 | |
| 141 _checkedChanged: function(checked) { | |
| 142 this.active = this.checked; | |
| 143 this.fire('iron-change'); | |
| 144 }, | |
| 145 | |
| 146 _ontrack: function(event) { | |
| 147 var track = event.detail; | |
| 148 if (track.state === 'start') { | |
| 149 this._trackStart(track); | |
| 150 } else if (track.state === 'track') { | |
| 151 this._trackMove(track); | |
| 152 } else if (track.state === 'end') { | |
| 153 this._trackEnd(track); | |
| 154 } | |
| 155 }, | |
| 156 | |
| 157 _trackStart: function(track) { | |
| 158 this._width = this.$.toggleBar.offsetWidth / 2; | |
| 159 /* | |
| 160 * keep an track-only check state to keep the dragging behavior smooth | |
| 161 * while toggling activations | |
| 162 */ | |
| 163 this._trackChecked = this.checked; | |
| 164 this.$.toggleButton.classList.add('dragging'); | |
| 165 }, | |
| 166 | |
| 167 _trackMove: function(track) { | |
| 168 var dx = track.dx; | |
| 169 this._x = Math.min(this._width, | |
| 170 Math.max(0, this._trackChecked ? this._width + dx : dx)); | |
| 171 this.translate3d(this._x + 'px', 0, 0, this.$.toggleButton); | |
| 172 this._userActivate(this._x > (this._width / 2)); | |
| 173 }, | |
| 174 | |
| 175 _trackEnd: function(track) { | |
| 176 this.$.toggleButton.classList.remove('dragging'); | |
| 177 this.transform('', this.$.toggleButton); | |
| 178 } | |
| 179 | |
| 180 }); | |
| 181 </script> | |
| 182 | |
| 183 </dom-module> | |
| OLD | NEW |