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| 1 <!-- | |
| 2 Copyright (c) 2014 The Polymer Project Authors. All rights reserved. | |
| 3 This code may only be used under the BSD style license found at http://polymer.g
ithub.io/LICENSE.txt | |
| 4 The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt | |
| 5 The complete set of contributors may be found at http://polymer.github.io/CONTRI
BUTORS.txt | |
| 6 Code distributed by Google as part of the polymer project is also | |
| 7 subject to an additional IP rights grant found at http://polymer.github.io/PATEN
TS.txt | |
| 8 --> | |
| 9 | |
| 10 <link rel="import" href="../polymer/polymer.html"> | |
| 11 | |
| 12 <polymer-element name="core-slide" attributes="open closed vertical target targe
tId"> | |
| 13 | |
| 14 <template> | |
| 15 | |
| 16 <style> | |
| 17 :host { | |
| 18 display: none; | |
| 19 } | |
| 20 </style> | |
| 21 | |
| 22 </template> | |
| 23 | |
| 24 <script> | |
| 25 | |
| 26 Polymer('core-slide', { | |
| 27 | |
| 28 closed: false, | |
| 29 open: true, | |
| 30 vertical: false, | |
| 31 targetId: '', | |
| 32 target: null, | |
| 33 | |
| 34 ready: function() { | |
| 35 this.setAttribute('nolayout', ''); | |
| 36 }, | |
| 37 | |
| 38 attached: function() { | |
| 39 this.target = this.parentNode; | |
| 40 }, | |
| 41 | |
| 42 targetIdChanged: function() { | |
| 43 var p = this.parentNode; | |
| 44 while (p.parentNode) {p = p.parentNode;}; | |
| 45 this.target = p.querySelector('#' + this.targetId); | |
| 46 }, | |
| 47 | |
| 48 targetChanged: function() { | |
| 49 if (this.closed) { | |
| 50 this.asyncMethod(this.update); | |
| 51 } | |
| 52 }, | |
| 53 | |
| 54 toggle: function() { | |
| 55 this.open = !this.open; | |
| 56 }, | |
| 57 | |
| 58 closedChanged: function() { | |
| 59 this.open = !this.closed; | |
| 60 }, | |
| 61 | |
| 62 openChanged: function() { | |
| 63 this.asyncMethod(this.update); | |
| 64 }, | |
| 65 | |
| 66 update: function() { | |
| 67 this.closed = !this.open; | |
| 68 if (this.target) { | |
| 69 if (this.vertical) { | |
| 70 if (this.target.style.top !== '') { | |
| 71 this.updateTop(); | |
| 72 } else { | |
| 73 this.updateBottom(); | |
| 74 } | |
| 75 } else { | |
| 76 if (this.target.style.left !== '') { | |
| 77 this.updateLeft(); | |
| 78 } else { | |
| 79 this.updateRight(); | |
| 80 } | |
| 81 } | |
| 82 } | |
| 83 }, | |
| 84 | |
| 85 updateLeft: function() { | |
| 86 var w = this.target.offsetWidth; | |
| 87 var l = this.open ? 0 : -w; | |
| 88 this.target.style.left = l + 'px'; | |
| 89 var s = this.target.nextElementSibling; | |
| 90 while (s) { | |
| 91 if (!s.hasAttribute('nolayout')) { | |
| 92 if (s.style.left === '' && s.style.right !== '') { | |
| 93 break; | |
| 94 } | |
| 95 l += w; | |
| 96 s.style.left = l + 'px'; | |
| 97 w = s.offsetWidth; | |
| 98 } | |
| 99 s = s.nextElementSibling; | |
| 100 } | |
| 101 }, | |
| 102 | |
| 103 updateRight: function() { | |
| 104 var w = this.target.offsetWidth; | |
| 105 var r = this.open ? 0 : -w; | |
| 106 this.target.style.right = r + 'px'; | |
| 107 //var s = this.target.previousElementSibling; | |
| 108 var s = previousElementSibling(this.target); | |
| 109 while (s) { | |
| 110 if (!s.hasAttribute('nolayout')) { | |
| 111 if (s.style.right === '' && s.style.left !== '') { | |
| 112 break; | |
| 113 } | |
| 114 r += w; | |
| 115 s.style.right = r + 'px'; | |
| 116 w = s.offsetWidth; | |
| 117 } | |
| 118 //if (s == s.previousElementSibling) { | |
| 119 // console.error(s.localName + ' is its own sibling', s); | |
| 120 // break; | |
| 121 //} | |
| 122 //s = s.previousElementSibling; | |
| 123 s = previousElementSibling(s); | |
| 124 } | |
| 125 }, | |
| 126 | |
| 127 updateTop: function() { | |
| 128 var h = this.target.offsetHeight; | |
| 129 var t = this.open ? 0 : -h; | |
| 130 this.target.style.top = t + 'px'; | |
| 131 var s = this.target.nextElementSibling; | |
| 132 while (s) { | |
| 133 if (!s.hasAttribute('nolayout')) { | |
| 134 if (s.style.top === '' && s.style.bottom !== '') { | |
| 135 break; | |
| 136 } | |
| 137 t += h; | |
| 138 s.style.top = t + 'px'; | |
| 139 h = s.offsetHeight; | |
| 140 } | |
| 141 s = s.nextElementSibling; | |
| 142 } | |
| 143 }, | |
| 144 | |
| 145 updateBottom: function() { | |
| 146 var h = this.target.offsetHeight; | |
| 147 var b = this.open ? 0 : -h; | |
| 148 this.target.style.bottom = b + 'px'; | |
| 149 //var s = this.target.previousElementSibling; | |
| 150 var s = previousElementSibling(this.target); | |
| 151 while (s) { | |
| 152 if (!s.hasAttribute('nolayout')) { | |
| 153 if (s.style.bottom === '' && s.style.top !== '') { | |
| 154 break; | |
| 155 } | |
| 156 b = b + h; | |
| 157 s.style.bottom = b + 'px'; | |
| 158 h = s.offsetHeight; | |
| 159 } | |
| 160 //if (s == s.previousElementSibling) { | |
| 161 // console.error(s.localName + ' is its own sibling', s); | |
| 162 // break; | |
| 163 //} | |
| 164 //s = s.previousElementSibling; | |
| 165 s = previousElementSibling(s); | |
| 166 } | |
| 167 } | |
| 168 | |
| 169 }); | |
| 170 | |
| 171 // TODO(sjmiles): temporary workaround for b0rked property in ShadowDOMPolyf
ill | |
| 172 function previousElementSibling(e) { | |
| 173 do { | |
| 174 e = e.previousSibling; | |
| 175 } while (e && e.nodeType !== Node.ELEMENT_NODE); | |
| 176 return e; | |
| 177 }; | |
| 178 | |
| 179 </script> | |
| 180 | |
| 181 </polymer-element> | |
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