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| 1 <!-- | |
| 2 Copyright (c) 2015 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 --><html><head><link rel="import" href="../polymer/polymer.html"> | |
| 9 <link rel="import" href="../iron-flex-layout/iron-flex-layout.html"> | |
| 10 | |
| 11 <!-- | |
| 12 `paper-header-panel` contains a header section and a content panel section. | |
| 13 | |
| 14 __Important:__ The `paper-header-panel` will not display if its parent does not
have a height. | |
| 15 | |
| 16 Using layout classes, you can make the `paper-header-panel` fill the screen | |
| 17 | |
| 18 <body class="fullbleed layout vertical"> | |
| 19 <paper-header-panel class="flex"> | |
| 20 <paper-toolbar> | |
| 21 <div>Hello World!</div> | |
| 22 </paper-toolbar> | |
| 23 </paper-header-panel> | |
| 24 </body> | |
| 25 | |
| 26 Special support is provided for scrolling modes when one uses a paper-toolbar or
equivalent for the | |
| 27 header section. | |
| 28 | |
| 29 Example: | |
| 30 | |
| 31 <paper-header-panel> | |
| 32 <paper-toolbar>Header</paper-toolbar> | |
| 33 <div>Content goes here...</div> | |
| 34 </paper-header-panel> | |
| 35 | |
| 36 If you want to use other than `paper-toolbar` for the header, add `paper-header`
class to that | |
| 37 element. | |
| 38 | |
| 39 Example: | |
| 40 | |
| 41 <paper-header-panel> | |
| 42 <div class="paper-header">Header</div> | |
| 43 <div>Content goes here...</div> | |
| 44 </paper-header-panel> | |
| 45 | |
| 46 To have the content fit to the main area, use the `fit` class. | |
| 47 | |
| 48 <paper-header-panel> | |
| 49 <div class="paper-header">standard</div> | |
| 50 <div class="fit">content fits 100% below the header</div> | |
| 51 </paper-header-panel> | |
| 52 | |
| 53 Modes | |
| 54 | |
| 55 Controls header and scrolling behavior. Options are `standard`, `seamed`, `water
fall`, `waterfall-tall`, `scroll` and | |
| 56 `cover`. Default is `standard`. | |
| 57 | |
| 58 Mode | Description | |
| 59 ----------------|------------- | |
| 60 `standard` | The header is a step above the panel. The header will consume the p
anel at the point of entry, preventing it from passing through to the opposite s
ide. | |
| 61 `seamed` | The header is presented as seamed with the panel. | |
| 62 `waterfall` | Similar to standard mode, but header is initially presented as sea
med with panel, but then separates to form the step. | |
| 63 `waterfall-tall` | The header is initially taller (`tall` class is added to the
header). As the user scrolls, the header separates (forming an edge) while conde
nsing (`tall` class is removed from the header). | |
| 64 `scroll` | The header keeps its seam with the panel, and is pushed off screen. | |
| 65 `cover` | The panel covers the whole `paper-header-panel` including the header.
This allows user to style the panel in such a way that the panel is partially co
vering the header. | |
| 66 | |
| 67 Example: | |
| 68 | |
| 69 <paper-header-panel mode="waterfall"> | |
| 70 <div class="paper-header">standard</div> | |
| 71 <div class="content fit">content fits 100% below the header</div> | |
| 72 </paper-header-panel> | |
| 73 | |
| 74 | |
| 75 Styling header panel: | |
| 76 | |
| 77 To change the shadow that shows up underneath the header: | |
| 78 | |
| 79 paper-header-panel { | |
| 80 --paper-header-panel-shadow: { | |
| 81 height: 6px; | |
| 82 bottom: -6px; | |
| 83 box-shadow: inset 0px 5px 6px -3px rgba(0, 0, 0, 0.4); | |
| 84 }; | |
| 85 } | |
| 86 | |
| 87 To change the panel container in different modes: | |
| 88 | |
| 89 paper-slider { | |
| 90 --paper-header-panel-standard-container: { | |
| 91 border: 1px solid gray; | |
| 92 }; | |
| 93 | |
| 94 --paper-header-panel-cover-container: { | |
| 95 border: 1px solid gray; | |
| 96 }; | |
| 97 | |
| 98 --paper-header-panel-waterfall-container: { | |
| 99 border: 1px solid gray; | |
| 100 }; | |
| 101 | |
| 102 --paper-header-panel-waterfall-tall-container: { | |
| 103 border: 1px solid gray; | |
| 104 }; | |
| 105 } | |
| 106 | |
| 107 @group Paper Elements | |
| 108 @element paper-header-panel | |
| 109 @demo demo/index.html | |
| 110 @hero hero.svg | |
| 111 --> | |
| 112 | |
| 113 </head><body><dom-module id="paper-header-panel"> | |
| 114 | |
| 115 <style> | |
| 116 :host { | |
| 117 @apply(--layout); | |
| 118 @apply(--layout-vertical); | |
| 119 | |
| 120 display: block; | |
| 121 position: relative; | |
| 122 height: 100%; | |
| 123 | |
| 124 /* Create a stack context, we will need it for the shadow*/ | |
| 125 z-index: 0; | |
| 126 } | |
| 127 | |
| 128 #mainContainer { | |
| 129 @apply(--layout-flex); | |
| 130 | |
| 131 position: relative; | |
| 132 overflow-y: auto; | |
| 133 overflow-x: hidden; | |
| 134 -webkit-overflow-scrolling: touch; | |
| 135 flex-basis: 0.0001px; | |
| 136 } | |
| 137 | |
| 138 /* | |
| 139 * mode: scroll | |
| 140 */ | |
| 141 :host([mode=scroll]) #mainContainer { | |
| 142 @apply(--paper-header-panel-scroll-container); | |
| 143 overflow: visible; | |
| 144 } | |
| 145 | |
| 146 :host([mode=scroll]) { | |
| 147 overflow-y: auto; | |
| 148 overflow-x: hidden; | |
| 149 -webkit-overflow-scrolling: touch; | |
| 150 } | |
| 151 | |
| 152 /* | |
| 153 * mode: cover | |
| 154 */ | |
| 155 :host([mode=cover]) #mainContainer { | |
| 156 @apply(--paper-header-panel-cover-container); | |
| 157 position: absolute; | |
| 158 top: 0; | |
| 159 right: 0; | |
| 160 bottom: 0; | |
| 161 left: 0; | |
| 162 } | |
| 163 | |
| 164 /* | |
| 165 * mode: standard | |
| 166 */ | |
| 167 :host([mode=standard]) #mainContainer { | |
| 168 @apply(--paper-header-panel-standard-container); | |
| 169 } | |
| 170 | |
| 171 /* | |
| 172 * mode: waterfall | |
| 173 */ | |
| 174 :host([mode=waterfall]) #mainContainer { | |
| 175 @apply(--paper-header-panel-waterfall-container); | |
| 176 } | |
| 177 | |
| 178 /* | |
| 179 * mode: waterfall-tall | |
| 180 */ | |
| 181 :host([mode=waterfall-tall]) #mainContainer { | |
| 182 @apply(--paper-header-panel-waterfall-tall-container); | |
| 183 } | |
| 184 | |
| 185 :host ::content paper-toolbar, | |
| 186 :host ::content .paper-header { | |
| 187 position: relative; | |
| 188 overflow: visible !important; | |
| 189 } | |
| 190 | |
| 191 :host ::content paper-toolbar:after, | |
| 192 :host ::content .paper-header:after { | |
| 193 @apply(--paper-header-panel-shadow); | |
| 194 | |
| 195 -webkit-transition: opacity 0.5s, -webkit-transform 0.5s; | |
| 196 transition: opacity 0.5s, transform 0.5s; | |
| 197 | |
| 198 opacity: 0; | |
| 199 content: ""; | |
| 200 | |
| 201 width: 100%; | |
| 202 position: absolute; | |
| 203 left: 0px; | |
| 204 right: 0px; | |
| 205 z-index: 1; | |
| 206 | |
| 207 -webkit-transform: scale3d(1, 0, 1); | |
| 208 -webkit-transform-origin: 0% 0%; | |
| 209 | |
| 210 transform: scale3d(1, 0, 1); | |
| 211 transform-origin: 0% 0%; | |
| 212 } | |
| 213 | |
| 214 :host ::content paper-toolbar.has-shadow:after, | |
| 215 :host ::content .paper-header.has-shadow:after { | |
| 216 opacity: 1; | |
| 217 -webkit-transform: scale3d(1, 1, 1); | |
| 218 transform: scale3d(1, 1, 1); | |
| 219 } | |
| 220 </style> | |
| 221 | |
| 222 <template> | |
| 223 <content id="headerContent" select="paper-toolbar, .paper-header"></content> | |
| 224 <div id="mainContainer" class$="[[_computeMainContainerClass(mode)]]"> | |
| 225 <content id="mainContent" select="*"></content> | |
| 226 </div> | |
| 227 </template> | |
| 228 | |
| 229 </dom-module> | |
| 230 | |
| 231 <style is="custom-style"> | |
| 232 :root { | |
| 233 /** | |
| 234 * Default paper header panel shadow | |
| 235 */ | |
| 236 --paper-header-panel-shadow: { | |
| 237 height: 6px; | |
| 238 bottom: -6px; | |
| 239 box-shadow: inset 0px 5px 6px -3px rgba(0, 0, 0, 0.4); | |
| 240 }; | |
| 241 } | |
| 242 </style> | |
| 243 | |
| 244 <script src="paper-header-panel-extracted.js"></script></body></html> | |
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