225 lines
7.0 KiB
HTML
225 lines
7.0 KiB
HTML
<!--
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Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
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This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
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The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
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The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
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Code distributed by Google as part of the polymer project is also
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subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
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-->
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<!--
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`sampler-scaffold` provides a responsive layout for elements sampler.
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Exampler:
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<sampler-scaffold label="HTML Input Elements">
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<core-item label="String" url="demos/string.html"></core-item>
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<core-item label="Checkbox" url="demos/checkbox.html"></core-item>
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<core-item label="Radio" url="demos/radio.html"></core-item>
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<core-item label="Range" url="demos/range.html"></core-item>
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<core-item label="Color" url="demos/color.html"></core-item>
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</sampler-scaffold>
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Use `label` to set the sampler label and `responsiveWidth` to change the layout
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of the scaffold.
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@element sampler-scaffold
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@homepage github.io
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-->
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<link rel="import" href="../core-toolbar/core-toolbar.html">
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<link rel="import" href="../core-drawer-panel/core-drawer-panel.html">
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<link rel="import" href="../core-header-panel/core-header-panel.html">
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<link rel="import" href="../core-item/core-item.html">
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<link rel="import" href="../core-menu/core-menu.html">
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<link rel="import" href="../core-menu/core-submenu.html">
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<link rel="import" href="../core-icon-button/core-icon-button.html">
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<polymer-element name="sampler-scaffold" attributes="label responsiveWidth">
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<template>
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<link rel="stylesheet" href="sampler-scaffold.css">
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<core-drawer-panel id="drawerPanel" narrow="{{narrow}}" drawerWidth="320px" responsiveWidth="{{responsiveWidth}}">
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<core-header-panel id="mainHeaderPanel" main mode="{{narrow ? 'waterfall' : 'cover'}}" shadow>
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<core-toolbar class="{{ {'medium-tall' : !narrow} | tokenList }}">
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<content select=".menuButton" on-tap="{{togglePanel}}">
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<core-icon-button class="menuButton fallback" icon="menu"></core-icon-button>
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</content>
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<div hidden?="{{!narrow}}">{{item.label}}</div>
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<content select=".sourceButton" on-tap="{{viewSourceAction}}">
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<core-icon-button class="sourceButton fallback" icon="launch"></core-icon-button>
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</content>
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</core-toolbar>
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<div id="card" on-transitionend="{{cardTransitionDone}}" hidden?="{{!item}}">
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<div class="element-label" hidden?="{{narrow}}">{{item.label}}</div>
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<div id="frameContainer">
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<iframe id="frame" on-load="{{frameLoaded}}"></iframe>
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</div>
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</div>
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</core-header-panel>
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<core-header-panel drawer>
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<core-toolbar class="{{ {'medium-tall' : !narrow} | tokenList }}">
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<div class="bottom main-label fit">{{label}}</div>
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</core-toolbar>
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<core-menu id="menu" on-core-select="{{menuSelect}}">
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<content></content>
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</core-menu>
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</core-header-panel>
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</core-drawer-panel>
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</template>
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<script>
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Polymer('sampler-scaffold', {
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/**
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* When the browser window size is smaller than the `responsiveWidth`,
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* `sampler-scaffold` changes to a narrow layout. In narrow layout,
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* the drawer will be stacked on top of the main panel.
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*
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* @attribute responsiveWidth
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* @type string
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*/
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responsiveWidth: '860px',
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/**
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* Sampler label.
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*
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* @attribute label
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* @type string
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*/
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ready: function() {
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this.boundResizeFrame = this.resizeFrame.bind(this);
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window.addEventListener('resize', this.updateFrameHeight.bind(this));
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window.addEventListener('hashchange', this.parseLocationHash.bind(this));
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},
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domReady: function() {
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this.async(function() {
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this.parseLocationHash();
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}, null, 300);
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},
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parseLocationHash: function() {
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var route = window.location.hash.slice(1);
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for (var i = 0, item; item = this.$.menu.items[i]; i++) {
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if (item.getAttribute('tag') === route) {
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this.$.menu.selected = i;
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return;
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}
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}
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this.$.menu.selected = this.$.menu.selected || 0;
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},
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menuSelect: function(e, detail) {
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if (detail.isSelected) {
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this.item = detail.item;
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if (this.item.children.length) {
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this.item.selected = 0;
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}
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this.item.tag = this.item.getAttribute('tag');
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var url = this.item.getAttribute('url');
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this.$.frame.contentWindow.location.replace(url);
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window.location.hash = this.item.tag;
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if (this.narrow) {
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this.$.drawerPanel.closeDrawer();
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} else {
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this.animateCard();
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}
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}
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},
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animateCard: function() {
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this.$.card.classList.remove('move-up');
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this.$.card.style.display = 'none';
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this.async(function() {
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this.$.card.style.display = 'block';
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this.moveCard(this.$.mainHeaderPanel.offsetHeight);
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this.async(function() {
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this.$.card.classList.add('move-up');
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this.moveCard(null);
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}, null, 300);
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});
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},
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moveCard: function(y) {
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var s = this.$.card.style;
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s.webkitTransform = s.transform =
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y ? 'translate3d(0, ' + y + 'px,0)' : '';
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},
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cardTransitionDone: function() {
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if (this.$.card.classList.contains('move-up')) {
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this.$.card.classList.remove('move-up');
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this.updateFrameHeight();
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}
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},
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togglePanel: function() {
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this.$.drawerPanel.togglePanel();
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},
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frameLoaded: function() {
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if (!this.item) {
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return;
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}
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this.$.frame.contentWindow.addEventListener('polymer-ready', function() {
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setTimeout(this.updateFrameHeight.bind(this), 100);
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this.$.frame.contentWindow.addEventListener('core-resize',
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this.boundResizeFrame, false);
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}.bind(this));
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},
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resizeFrame: function() {
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this.job('resizeFrame', function() {
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this.updateFrameHeight();
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});
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},
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updateFrameHeight: function() {
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var frame = this.$.frame;
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var doc = frame.contentDocument;
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if (doc) {
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var docElt = doc.documentElement;
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// TODO(ffu); expose scroll info from header-panel
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var pos = this.$.mainHeaderPanel.$.mainContainer.scrollTop;
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frame.style.height = 'auto';
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frame.style.height = docElt.scrollHeight + 'px';
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if (doc.body) {
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var s = doc.body.style;
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s.overflow = 'hidden';
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// to avoid the 'blinking bug'
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// https://code.google.com/p/chromium/issues/detail?id=332024
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s.webkitTransform = s.transform = 'translateZ(0)';
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}
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this.$.mainHeaderPanel.$.mainContainer.scrollTop = pos;
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}
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},
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viewSourceAction: function() {
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window.open('view-source:' + this.$.frame.contentWindow.location.href,
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this.item.tag);
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}
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});
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</script>
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</polymer-element>
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