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update shared components

This commit is contained in:
Luke Pulverenti 2016-03-09 12:40:22 -05:00
parent fb269362ff
commit 71811cb9e3
221 changed files with 32936 additions and 101 deletions

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/**
* Copyright 2015 Google Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
@import "../variables";
@import "../mixins";
// Navigation classes. Only used here for now, but we may at some point move
// this to its own component.
.mdl-navigation {
display: flex;
flex-wrap: nowrap;
box-sizing: border-box;
}
.mdl-navigation__link {
color: $layout-text-color;
text-decoration: none;
margin: 0;
@include typo-body-1(true);
// Align icons inside link with text
& .material-icons {
vertical-align: middle;
}
}
// Main layout class.
.mdl-layout {
width: 100%;
height: 100%;
display: flex;
flex-direction: column;
overflow-y: auto;
overflow-x: hidden;
position: relative;
-webkit-overflow-scrolling: touch;
}
// Utility classes for screen sizes.
.mdl-layout.is-small-screen .mdl-layout--large-screen-only {
display: none;
}
.mdl-layout:not(.is-small-screen) .mdl-layout--small-screen-only {
display: none;
}
.mdl-layout__container {
position: absolute;
width: 100%;
height: 100%;
}
// Optional utility classes for formatting special blocks in this component.
.mdl-layout__title,
.mdl-layout-title {
display: block;
position: relative;
@include typo-title();
font-weight: 400;
box-sizing: border-box;
}
.mdl-layout-spacer {
flex-grow: 1;
}
// Drawer.
.mdl-layout__drawer {
display: flex;
flex-direction: column;
flex-wrap: nowrap;
width: $layout-drawer-width;
height: 100%;
max-height: 100%;
position: absolute;
top: 0;
left: 0;
@include shadow-2dp();
box-sizing: border-box;
border-right: 1px solid $layout-drawer-border-color;
background: $layout-drawer-bg-color;
// Transform offscreen.
transform: translateX(-$layout-drawer-width - 10px);
transform-style: preserve-3d;
will-change: transform;
@include material-animation-default();
transition-property: transform;
color: $layout-text-color;
overflow: visible;
overflow-y: auto;
z-index: 5;
&.is-visible {
transform: translateX(0);
& ~ .mdl-layout__content.mdl-layout__content {
overflow: hidden;
}
}
& > * {
flex-shrink: 0;
}
& > .mdl-layout__title,
& > .mdl-layout-title {
line-height: $layout-desktop-header-height;
padding-left: $layout-header-desktop-indent;
@media screen and (max-width: $layout-screen-size-threshold) {
line-height: $layout-mobile-header-height;
padding-left: $layout-header-mobile-indent;
}
}
& .mdl-navigation {
flex-direction: column;
align-items: stretch;
padding-top: 16px;
& .mdl-navigation__link {
display: block;
flex-shrink: 0;
padding: 16px $layout-header-desktop-indent;
margin: 0;
color: $layout-drawer-navigation-color;
@media screen and (max-width: $layout-screen-size-threshold) {
padding: 16px $layout-header-mobile-indent;
}
&:hover {
background-color: $layout-nav-color;
}
&--current {
background-color: $layout-drawer-navigation-link-active-background;
color: $layout-drawer-navigation-link-active-color;
}
}
}
@media screen and (min-width: $layout-screen-size-threshold + 1px) {
.mdl-layout--fixed-drawer > & {
transform: translateX(0);
}
}
}
// Drawer button.
// TODO(sgomes): Replace with an icon button when we have that component.
.mdl-layout__drawer-button {
display: block;
position: absolute;
height: $layout-drawer-button-desktop-size;
width: $layout-drawer-button-desktop-size;
border: 0;
flex-shrink: 0;
overflow: hidden;
text-align: center;
cursor: pointer;
font-size: 26px;
line-height: $layout-drawer-button-desktop-size + 2;
font-family: Helvetica, Arial, sans-serif;
margin: 10px 12px;
top: 0;
left: 0;
color: $layout-header-text-color;
z-index: 4;
.mdl-layout__header & {
position: absolute;
color: $layout-header-text-color;
background-color: inherit;
@media screen and (max-width: $layout-screen-size-threshold) {
margin: 4px;
}
}
@media screen and (max-width: $layout-screen-size-threshold) {
margin: 4px;
color: rgba(0, 0, 0, 0.5);
}
@media screen and (min-width: $layout-screen-size-threshold + 1px) {
.mdl-layout--fixed-drawer > & {
display: none;
}
.mdl-layout--no-desktop-drawer-button & {
display: none;
}
}
.mdl-layout--no-drawer-button & {
display: none;
}
}
.mdl-layout__header {
display: flex;
flex-direction: column;
flex-wrap: nowrap;
justify-content: flex-start;
box-sizing: border-box;
flex-shrink: 0;
width: 100%;
margin: 0;
padding: 0;
border: none;
min-height: $layout-desktop-header-height;
max-height: 1000px;
z-index: 3;
background-color: $layout-header-bg-color;
color: $layout-header-text-color;
@include shadow-2dp();
@include material-animation-default();
transition-property: max-height, box-shadow;
@media screen and (max-width: $layout-screen-size-threshold) {
min-height: $layout-mobile-header-height;
}
.mdl-layout--fixed-drawer.is-upgraded:not(.is-small-screen) > & {
margin-left: $layout-drawer-width;
width: calc(100% - #{$layout-drawer-width});
}
@media screen and (min-width: $layout-screen-size-threshold + 1px) {
.mdl-layout--fixed-drawer > & {
.mdl-layout__header-row {
padding-left: 40px;
}
}
}
& > .mdl-layout-icon {
position: absolute;
left: $layout-header-desktop-indent;
top: ($layout-desktop-header-height - $layout-header-icon-size) / 2;
height: $layout-header-icon-size;
width: $layout-header-icon-size;
overflow: hidden;
z-index: 3;
display: block;
@media screen and (max-width: $layout-screen-size-threshold) {
left: $layout-header-mobile-indent;
top: ($layout-mobile-header-height - $layout-header-icon-size) / 2;
}
}
.mdl-layout.has-drawer & > .mdl-layout-icon {
display: none;
}
&.is-compact {
max-height: $layout-desktop-header-height;
@media screen and (max-width: $layout-screen-size-threshold) {
max-height: $layout-mobile-header-height;
}
}
&.is-compact.has-tabs {
height: $layout-desktop-header-height + $layout-tab-bar-height;
@media screen and (max-width: $layout-screen-size-threshold) {
min-height: $layout-mobile-header-height + $layout-tab-bar-height;
}
}
@media screen and (max-width: $layout-screen-size-threshold) {
& {
display: none;
}
.mdl-layout--fixed-header > & {
display: flex;
}
}
}
.mdl-layout__header--transparent.mdl-layout__header--transparent {
background-color: transparent;
box-shadow: none;
}
.mdl-layout__header--seamed {
box-shadow: none;
}
.mdl-layout__header--scroll {
box-shadow: none;
}
.mdl-layout__header--waterfall {
box-shadow: none;
overflow: hidden;
&.is-casting-shadow {
@include shadow-2dp();
}
&.mdl-layout__header--waterfall-hide-top {
justify-content: flex-end;
}
}
.mdl-layout__header-row {
display: flex;
flex-direction: row;
flex-wrap: nowrap;
flex-shrink: 0;
box-sizing: border-box;
align-self: stretch;
align-items: center;
height: $layout-header-desktop-row-height;
margin: 0;
padding: 0 $layout-header-desktop-indent 0 $layout-header-desktop-baseline;
.mdl-layout--no-drawer-button & {
padding-left: $layout-header-desktop-indent;
}
@media screen and (min-width: $layout-screen-size-threshold + 1px) {
.mdl-layout--no-desktop-drawer-button & {
padding-left: $layout-header-desktop-indent;
}
}
@media screen and (max-width: $layout-screen-size-threshold) {
height: $layout-header-mobile-row-height;
padding: 0 $layout-header-mobile-indent 0 $layout-header-mobile-baseline;
.mdl-layout--no-drawer-button & {
padding-left: $layout-header-mobile-indent;
}
}
& > * {
flex-shrink: 0;
}
.mdl-layout__header--scroll & {
width: 100%;
}
& .mdl-navigation {
margin: 0;
padding: 0;
height: $layout-header-desktop-row-height;
flex-direction: row;
align-items: center;
@media screen and (max-width: $layout-screen-size-threshold) {
height: $layout-header-mobile-row-height;
}
}
& .mdl-navigation__link {
display: block;
color: $layout-header-text-color;
line-height: $layout-header-desktop-row-height;
padding: 0 24px;
@media screen and (max-width: $layout-screen-size-threshold) {
line-height: $layout-header-mobile-row-height;
padding: 0 $layout-header-mobile-indent;
}
}
}
// Obfuscator.
.mdl-layout__obfuscator {
background-color: transparent;
position: absolute;
top: 0;
left: 0;
height: 100%;
width: 100%;
z-index: 4;
visibility: hidden;
transition-property: background-color;
@include material-animation-default();
&.is-visible {
background-color: rgba(0, 0, 0, 0.5);
visibility: visible;
}
@supports (pointer-events: auto) {
background-color: rgba(0, 0, 0, 0.5);
opacity: 0;
transition-property: opacity;
visibility: visible;
pointer-events: none;
&.is-visible {
pointer-events: auto;
opacity: 1;
}
}
}
// Content.
.mdl-layout__content {
// Fix IE10 bug.
-ms-flex: 0 1 auto;
position: relative;
display: inline-block;
overflow-y: auto;
overflow-x: hidden;
flex-grow: 1;
z-index: 1;
-webkit-overflow-scrolling: touch;
.mdl-layout--fixed-drawer > & {
margin-left: $layout-drawer-width;
}
.mdl-layout__container.has-scrolling-header & {
overflow: visible;
}
@media screen and (max-width: $layout-screen-size-threshold) {
.mdl-layout--fixed-drawer > & {
margin-left: 0;
}
.mdl-layout__container.has-scrolling-header & {
overflow-y: auto;
overflow-x: hidden;
}
}
}
// Tabs.
.mdl-layout__tab-bar {
height: $layout-tab-bar-height * 2;
margin: 0;
width: calc(100% -
#{(($layout-header-desktop-baseline - $layout-tab-desktop-padding) * 2)});
padding: 0 0 0
($layout-header-desktop-baseline - $layout-tab-desktop-padding);
display: flex;
background-color: $layout-header-bg-color;
overflow-y: hidden;
overflow-x: scroll;
&::-webkit-scrollbar {
display: none;
}
.mdl-layout--no-drawer-button & {
padding-left: $layout-header-desktop-indent - $layout-tab-desktop-padding;
width: calc(100% -
#{(($layout-header-desktop-indent - $layout-tab-desktop-padding) * 2)});
}
@media screen and (min-width: $layout-screen-size-threshold + 1px) {
.mdl-layout--no-desktop-drawer-button & {
padding-left: $layout-header-desktop-indent - $layout-tab-desktop-padding;
width: calc(100% -
#{(($layout-header-desktop-indent - $layout-tab-desktop-padding) * 2)});
}
}
@media screen and (max-width: $layout-screen-size-threshold) {
width: calc(100% -
#{($layout-header-mobile-baseline - $layout-tab-mobile-padding)});
padding: 0 0 0
($layout-header-mobile-baseline - $layout-tab-mobile-padding);
.mdl-layout--no-drawer-button & {
width: calc(100% -
#{(($layout-header-mobile-indent - $layout-tab-mobile-padding) * 2)});
padding-left: $layout-header-mobile-indent - $layout-tab-mobile-padding;
}
}
.mdl-layout--fixed-tabs & {
padding: 0;
overflow: hidden;
width: 100%;
}
}
.mdl-layout__tab-bar-container {
position: relative;
height: $layout-tab-bar-height;
width: 100%;
border: none;
margin: 0;
z-index: 2;
flex-grow: 0;
flex-shrink: 0;
overflow: hidden;
.mdl-layout__container > & {
position: absolute;
top: 0;
left: 0;
}
}
.mdl-layout__tab-bar-button {
display: inline-block;
position: absolute;
top: 0;
height: $layout-tab-bar-height;
width: $layout-header-desktop-baseline - $layout-tab-desktop-padding;
z-index: 4;
text-align: center;
background-color: $layout-header-bg-color;
color: transparent;
cursor: pointer;
user-select: none;
.mdl-layout--no-desktop-drawer-button &,
.mdl-layout--no-drawer-button & {
width: $layout-header-desktop-indent - $layout-tab-desktop-padding;
& .material-icons {
position: relative;
left: ($layout-header-desktop-indent - $layout-tab-desktop-padding - 24px) / 2;
}
}
@media screen and (max-width: $layout-screen-size-threshold) {
display: none;
width: $layout-header-mobile-baseline - $layout-tab-mobile-padding;
}
.mdl-layout--fixed-tabs & {
display: none;
}
& .material-icons {
line-height: $layout-tab-bar-height;
}
&.is-active {
color: $layout-header-text-color;
}
}
.mdl-layout__tab-bar-left-button {
left: 0;
}
.mdl-layout__tab-bar-right-button {
right: 0;
}
.mdl-layout__tab {
margin: 0;
border: none;
padding: 0 $layout-tab-desktop-padding 0 $layout-tab-desktop-padding;
float: left;
position: relative;
display: block;
flex-grow: 0;
flex-shrink: 0;
text-decoration: none;
height: $layout-tab-bar-height;
line-height: $layout-tab-bar-height;
text-align: center;
font-weight: 500;
font-size: $layout-tab-font-size;
text-transform: uppercase;
color: $layout-header-tab-text-color;
overflow: hidden;
@media screen and (max-width: $layout-screen-size-threshold) {
padding: 0 $layout-tab-mobile-padding 0 $layout-tab-mobile-padding;
}
.mdl-layout--fixed-tabs & {
float: none;
flex-grow: 1;
padding: 0;
}
.mdl-layout.is-upgraded &.is-active {
color: $layout-header-text-color;
}
.mdl-layout.is-upgraded &.is-active::after {
height: $layout-tab-highlight-thickness;
width: 100%;
display: block;
content: " ";
bottom: 0;
left: 0;
position: absolute;
background: $layout-header-tab-highlight;
animation: border-expand 0.2s cubic-bezier(0.4, 0.0, 0.4, 1) 0.01s alternate forwards;
transition: all 1s cubic-bezier(0.4, 0.0, 1, 1);
}
& .mdl-layout__tab-ripple-container {
display: block;
position: absolute;
height: 100%;
width: 100%;
left: 0;
top: 0;
z-index: 1;
overflow: hidden;
& .mdl-ripple {
background-color: $layout-header-text-color;
}
}
}
.mdl-layout__tab-panel {
display: block;
.mdl-layout.is-upgraded & {
display: none;
}
.mdl-layout.is-upgraded &.is-active {
display: block;
}
}

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/**
* @license
* Copyright 2015 Google Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
(function() {
'use strict';
/**
* Class constructor for Layout MDL component.
* Implements MDL component design pattern defined at:
* https://github.com/jasonmayes/mdl-component-design-pattern
*
* @constructor
* @param {HTMLElement} element The element that will be upgraded.
*/
var MaterialLayout = function MaterialLayout(element) {
this.element_ = element;
// Initialize instance.
this.init();
};
window['MaterialLayout'] = MaterialLayout;
/**
* Store constants in one place so they can be updated easily.
*
* @enum {string | number}
* @private
*/
MaterialLayout.prototype.Constant_ = {
MAX_WIDTH: '(max-width: 1024px)',
TAB_SCROLL_PIXELS: 100,
RESIZE_TIMEOUT: 100,
MENU_ICON: '',
CHEVRON_LEFT: 'chevron_left',
CHEVRON_RIGHT: 'chevron_right'
};
/**
* Keycodes, for code readability.
*
* @enum {number}
* @private
*/
MaterialLayout.prototype.Keycodes_ = {
ENTER: 13,
ESCAPE: 27,
SPACE: 32
};
/**
* Modes.
*
* @enum {number}
* @private
*/
MaterialLayout.prototype.Mode_ = {
STANDARD: 0,
SEAMED: 1,
WATERFALL: 2,
SCROLL: 3
};
/**
* Store strings for class names defined by this component that are used in
* JavaScript. This allows us to simply change it in one place should we
* decide to modify at a later date.
*
* @enum {string}
* @private
*/
MaterialLayout.prototype.CssClasses_ = {
CONTAINER: 'mdl-layout__container',
HEADER: 'mdl-layout__header',
DRAWER: 'mdl-layout__drawer',
CONTENT: 'mdl-layout__content',
DRAWER_BTN: 'mdl-layout__drawer-button',
ICON: 'material-icons',
JS_RIPPLE_EFFECT: 'mdl-js-ripple-effect',
RIPPLE_CONTAINER: 'mdl-layout__tab-ripple-container',
RIPPLE: 'mdl-ripple',
RIPPLE_IGNORE_EVENTS: 'mdl-js-ripple-effect--ignore-events',
HEADER_SEAMED: 'mdl-layout__header--seamed',
HEADER_WATERFALL: 'mdl-layout__header--waterfall',
HEADER_SCROLL: 'mdl-layout__header--scroll',
FIXED_HEADER: 'mdl-layout--fixed-header',
OBFUSCATOR: 'mdl-layout__obfuscator',
TAB_BAR: 'mdl-layout__tab-bar',
TAB_CONTAINER: 'mdl-layout__tab-bar-container',
TAB: 'mdl-layout__tab',
TAB_BAR_BUTTON: 'mdl-layout__tab-bar-button',
TAB_BAR_LEFT_BUTTON: 'mdl-layout__tab-bar-left-button',
TAB_BAR_RIGHT_BUTTON: 'mdl-layout__tab-bar-right-button',
PANEL: 'mdl-layout__tab-panel',
HAS_DRAWER: 'has-drawer',
HAS_TABS: 'has-tabs',
HAS_SCROLLING_HEADER: 'has-scrolling-header',
CASTING_SHADOW: 'is-casting-shadow',
IS_COMPACT: 'is-compact',
IS_SMALL_SCREEN: 'is-small-screen',
IS_DRAWER_OPEN: 'is-visible',
IS_ACTIVE: 'is-active',
IS_UPGRADED: 'is-upgraded',
IS_ANIMATING: 'is-animating',
ON_LARGE_SCREEN: 'mdl-layout--large-screen-only',
ON_SMALL_SCREEN: 'mdl-layout--small-screen-only'
};
/**
* Handles scrolling on the content.
*
* @private
*/
MaterialLayout.prototype.contentScrollHandler_ = function() {
if (this.header_.classList.contains(this.CssClasses_.IS_ANIMATING)) {
return;
}
var headerVisible =
!this.element_.classList.contains(this.CssClasses_.IS_SMALL_SCREEN) ||
this.element_.classList.contains(this.CssClasses_.FIXED_HEADER);
if (this.content_.scrollTop > 0 &&
!this.header_.classList.contains(this.CssClasses_.IS_COMPACT)) {
this.header_.classList.add(this.CssClasses_.CASTING_SHADOW);
this.header_.classList.add(this.CssClasses_.IS_COMPACT);
if (headerVisible) {
this.header_.classList.add(this.CssClasses_.IS_ANIMATING);
}
} else if (this.content_.scrollTop <= 0 &&
this.header_.classList.contains(this.CssClasses_.IS_COMPACT)) {
this.header_.classList.remove(this.CssClasses_.CASTING_SHADOW);
this.header_.classList.remove(this.CssClasses_.IS_COMPACT);
if (headerVisible) {
this.header_.classList.add(this.CssClasses_.IS_ANIMATING);
}
}
};
/**
* Handles a keyboard event on the drawer.
*
* @param {Event} evt The event that fired.
* @private
*/
MaterialLayout.prototype.keyboardEventHandler_ = function(evt) {
// Only react when the drawer is open.
if (evt.keyCode === this.Keycodes_.ESCAPE &&
this.drawer_.classList.contains(this.CssClasses_.IS_DRAWER_OPEN)) {
this.toggleDrawer();
}
};
/**
* Handles changes in screen size.
*
* @private
*/
MaterialLayout.prototype.screenSizeHandler_ = function() {
if (this.screenSizeMediaQuery_.matches) {
this.element_.classList.add(this.CssClasses_.IS_SMALL_SCREEN);
} else {
this.element_.classList.remove(this.CssClasses_.IS_SMALL_SCREEN);
// Collapse drawer (if any) when moving to a large screen size.
if (this.drawer_) {
this.drawer_.classList.remove(this.CssClasses_.IS_DRAWER_OPEN);
this.obfuscator_.classList.remove(this.CssClasses_.IS_DRAWER_OPEN);
}
}
};
/**
* Handles events of drawer button.
*
* @param {Event} evt The event that fired.
* @private
*/
MaterialLayout.prototype.drawerToggleHandler_ = function(evt) {
if (evt && (evt.type === 'keydown')) {
if (evt.keyCode === this.Keycodes_.SPACE || evt.keyCode === this.Keycodes_.ENTER) {
// prevent scrolling in drawer nav
evt.preventDefault();
} else {
// prevent other keys
return;
}
}
this.toggleDrawer();
};
/**
* Handles (un)setting the `is-animating` class
*
* @private
*/
MaterialLayout.prototype.headerTransitionEndHandler_ = function() {
this.header_.classList.remove(this.CssClasses_.IS_ANIMATING);
};
/**
* Handles expanding the header on click
*
* @private
*/
MaterialLayout.prototype.headerClickHandler_ = function() {
if (this.header_.classList.contains(this.CssClasses_.IS_COMPACT)) {
this.header_.classList.remove(this.CssClasses_.IS_COMPACT);
this.header_.classList.add(this.CssClasses_.IS_ANIMATING);
}
};
/**
* Reset tab state, dropping active classes
*
* @private
*/
MaterialLayout.prototype.resetTabState_ = function(tabBar) {
for (var k = 0; k < tabBar.length; k++) {
tabBar[k].classList.remove(this.CssClasses_.IS_ACTIVE);
}
};
/**
* Reset panel state, droping active classes
*
* @private
*/
MaterialLayout.prototype.resetPanelState_ = function(panels) {
for (var j = 0; j < panels.length; j++) {
panels[j].classList.remove(this.CssClasses_.IS_ACTIVE);
}
};
/**
* Toggle drawer state
*
* @public
*/
MaterialLayout.prototype.toggleDrawer = function() {
var drawerButton = this.element_.querySelector('.' + this.CssClasses_.DRAWER_BTN);
this.drawer_.classList.toggle(this.CssClasses_.IS_DRAWER_OPEN);
this.obfuscator_.classList.toggle(this.CssClasses_.IS_DRAWER_OPEN);
// Set accessibility properties.
if (this.drawer_.classList.contains(this.CssClasses_.IS_DRAWER_OPEN)) {
this.drawer_.setAttribute('aria-hidden', 'false');
drawerButton.setAttribute('aria-expanded', 'true');
} else {
this.drawer_.setAttribute('aria-hidden', 'true');
drawerButton.setAttribute('aria-expanded', 'false');
}
};
MaterialLayout.prototype['toggleDrawer'] =
MaterialLayout.prototype.toggleDrawer;
/**
* Initialize element.
*/
MaterialLayout.prototype.init = function() {
if (this.element_) {
var container = document.createElement('div');
container.classList.add(this.CssClasses_.CONTAINER);
var focusedElement = this.element_.querySelector(':focus');
this.element_.parentElement.insertBefore(container, this.element_);
this.element_.parentElement.removeChild(this.element_);
container.appendChild(this.element_);
if (focusedElement) {
focusedElement.focus();
}
var directChildren = this.element_.childNodes;
var numChildren = directChildren.length;
for (var c = 0; c < numChildren; c++) {
var child = directChildren[c];
if (child.classList &&
child.classList.contains(this.CssClasses_.HEADER)) {
this.header_ = child;
}
if (child.classList &&
child.classList.contains(this.CssClasses_.DRAWER)) {
this.drawer_ = child;
}
if (child.classList &&
child.classList.contains(this.CssClasses_.CONTENT)) {
this.content_ = child;
}
}
window.addEventListener('pageshow', function(e) {
if (e.persisted) { // when page is loaded from back/forward cache
// trigger repaint to let layout scroll in safari
this.element_.style.overflowY = 'hidden';
requestAnimationFrame(function() {
this.element_.style.overflowY = '';
}.bind(this));
}
}.bind(this), false);
if (this.header_) {
this.tabBar_ = this.header_.querySelector('.' + this.CssClasses_.TAB_BAR);
}
var mode = this.Mode_.STANDARD;
if (this.header_) {
if (this.header_.classList.contains(this.CssClasses_.HEADER_SEAMED)) {
mode = this.Mode_.SEAMED;
} else if (this.header_.classList.contains(
this.CssClasses_.HEADER_WATERFALL)) {
mode = this.Mode_.WATERFALL;
this.header_.addEventListener('transitionend',
this.headerTransitionEndHandler_.bind(this));
this.header_.addEventListener('click',
this.headerClickHandler_.bind(this));
} else if (this.header_.classList.contains(
this.CssClasses_.HEADER_SCROLL)) {
mode = this.Mode_.SCROLL;
container.classList.add(this.CssClasses_.HAS_SCROLLING_HEADER);
}
if (mode === this.Mode_.STANDARD) {
this.header_.classList.add(this.CssClasses_.CASTING_SHADOW);
if (this.tabBar_) {
this.tabBar_.classList.add(this.CssClasses_.CASTING_SHADOW);
}
} else if (mode === this.Mode_.SEAMED || mode === this.Mode_.SCROLL) {
this.header_.classList.remove(this.CssClasses_.CASTING_SHADOW);
if (this.tabBar_) {
this.tabBar_.classList.remove(this.CssClasses_.CASTING_SHADOW);
}
} else if (mode === this.Mode_.WATERFALL) {
// Add and remove shadows depending on scroll position.
// Also add/remove auxiliary class for styling of the compact version of
// the header.
this.content_.addEventListener('scroll',
this.contentScrollHandler_.bind(this));
this.contentScrollHandler_();
}
}
// Add drawer toggling button to our layout, if we have an openable drawer.
if (this.drawer_) {
var drawerButton = this.element_.querySelector('.' +
this.CssClasses_.DRAWER_BTN);
if (!drawerButton) {
drawerButton = document.createElement('div');
drawerButton.setAttribute('aria-expanded', 'false');
drawerButton.setAttribute('role', 'button');
drawerButton.setAttribute('tabindex', '0');
drawerButton.classList.add(this.CssClasses_.DRAWER_BTN);
var drawerButtonIcon = document.createElement('i');
drawerButtonIcon.classList.add(this.CssClasses_.ICON);
drawerButtonIcon.innerHTML = this.Constant_.MENU_ICON;
drawerButton.appendChild(drawerButtonIcon);
}
if (this.drawer_.classList.contains(this.CssClasses_.ON_LARGE_SCREEN)) {
//If drawer has ON_LARGE_SCREEN class then add it to the drawer toggle button as well.
drawerButton.classList.add(this.CssClasses_.ON_LARGE_SCREEN);
} else if (this.drawer_.classList.contains(this.CssClasses_.ON_SMALL_SCREEN)) {
//If drawer has ON_SMALL_SCREEN class then add it to the drawer toggle button as well.
drawerButton.classList.add(this.CssClasses_.ON_SMALL_SCREEN);
}
drawerButton.addEventListener('click',
this.drawerToggleHandler_.bind(this));
drawerButton.addEventListener('keydown',
this.drawerToggleHandler_.bind(this));
// Add a class if the layout has a drawer, for altering the left padding.
// Adds the HAS_DRAWER to the elements since this.header_ may or may
// not be present.
this.element_.classList.add(this.CssClasses_.HAS_DRAWER);
// If we have a fixed header, add the button to the header rather than
// the layout.
if (this.element_.classList.contains(this.CssClasses_.FIXED_HEADER)) {
this.header_.insertBefore(drawerButton, this.header_.firstChild);
} else {
this.element_.insertBefore(drawerButton, this.content_);
}
var obfuscator = document.createElement('div');
obfuscator.classList.add(this.CssClasses_.OBFUSCATOR);
this.element_.appendChild(obfuscator);
obfuscator.addEventListener('click',
this.drawerToggleHandler_.bind(this));
this.obfuscator_ = obfuscator;
this.drawer_.addEventListener('keydown', this.keyboardEventHandler_.bind(this));
this.drawer_.setAttribute('aria-hidden', 'true');
}
// Keep an eye on screen size, and add/remove auxiliary class for styling
// of small screens.
this.screenSizeMediaQuery_ = window.matchMedia(
/** @type {string} */ (this.Constant_.MAX_WIDTH));
this.screenSizeMediaQuery_.addListener(this.screenSizeHandler_.bind(this));
this.screenSizeHandler_();
// Initialize tabs, if any.
if (this.header_ && this.tabBar_) {
this.element_.classList.add(this.CssClasses_.HAS_TABS);
var tabContainer = document.createElement('div');
tabContainer.classList.add(this.CssClasses_.TAB_CONTAINER);
this.header_.insertBefore(tabContainer, this.tabBar_);
this.header_.removeChild(this.tabBar_);
var leftButton = document.createElement('div');
leftButton.classList.add(this.CssClasses_.TAB_BAR_BUTTON);
leftButton.classList.add(this.CssClasses_.TAB_BAR_LEFT_BUTTON);
var leftButtonIcon = document.createElement('i');
leftButtonIcon.classList.add(this.CssClasses_.ICON);
leftButtonIcon.textContent = this.Constant_.CHEVRON_LEFT;
leftButton.appendChild(leftButtonIcon);
leftButton.addEventListener('click', function() {
this.tabBar_.scrollLeft -= this.Constant_.TAB_SCROLL_PIXELS;
}.bind(this));
var rightButton = document.createElement('div');
rightButton.classList.add(this.CssClasses_.TAB_BAR_BUTTON);
rightButton.classList.add(this.CssClasses_.TAB_BAR_RIGHT_BUTTON);
var rightButtonIcon = document.createElement('i');
rightButtonIcon.classList.add(this.CssClasses_.ICON);
rightButtonIcon.textContent = this.Constant_.CHEVRON_RIGHT;
rightButton.appendChild(rightButtonIcon);
rightButton.addEventListener('click', function() {
this.tabBar_.scrollLeft += this.Constant_.TAB_SCROLL_PIXELS;
}.bind(this));
tabContainer.appendChild(leftButton);
tabContainer.appendChild(this.tabBar_);
tabContainer.appendChild(rightButton);
// Add and remove tab buttons depending on scroll position and total
// window size.
var tabUpdateHandler = function() {
if (this.tabBar_.scrollLeft > 0) {
leftButton.classList.add(this.CssClasses_.IS_ACTIVE);
} else {
leftButton.classList.remove(this.CssClasses_.IS_ACTIVE);
}
if (this.tabBar_.scrollLeft <
this.tabBar_.scrollWidth - this.tabBar_.offsetWidth) {
rightButton.classList.add(this.CssClasses_.IS_ACTIVE);
} else {
rightButton.classList.remove(this.CssClasses_.IS_ACTIVE);
}
}.bind(this);
this.tabBar_.addEventListener('scroll', tabUpdateHandler);
tabUpdateHandler();
// Update tabs when the window resizes.
var windowResizeHandler = function() {
// Use timeouts to make sure it doesn't happen too often.
if (this.resizeTimeoutId_) {
clearTimeout(this.resizeTimeoutId_);
}
this.resizeTimeoutId_ = setTimeout(function() {
tabUpdateHandler();
this.resizeTimeoutId_ = null;
}.bind(this), /** @type {number} */ (this.Constant_.RESIZE_TIMEOUT));
}.bind(this);
window.addEventListener('resize', windowResizeHandler);
if (this.tabBar_.classList.contains(this.CssClasses_.JS_RIPPLE_EFFECT)) {
this.tabBar_.classList.add(this.CssClasses_.RIPPLE_IGNORE_EVENTS);
}
// Select element tabs, document panels
var tabs = this.tabBar_.querySelectorAll('.' + this.CssClasses_.TAB);
var panels = this.content_.querySelectorAll('.' + this.CssClasses_.PANEL);
// Create new tabs for each tab element
for (var i = 0; i < tabs.length; i++) {
new MaterialLayoutTab(tabs[i], tabs, panels, this);
}
}
this.element_.classList.add(this.CssClasses_.IS_UPGRADED);
}
};
/**
* Constructor for an individual tab.
*
* @constructor
* @param {HTMLElement} tab The HTML element for the tab.
* @param {!Array<HTMLElement>} tabs Array with HTML elements for all tabs.
* @param {!Array<HTMLElement>} panels Array with HTML elements for all panels.
* @param {MaterialLayout} layout The MaterialLayout object that owns the tab.
*/
function MaterialLayoutTab(tab, tabs, panels, layout) {
/**
* Auxiliary method to programmatically select a tab in the UI.
*/
function selectTab() {
var href = tab.href.split('#')[1];
var panel = layout.content_.querySelector('#' + href);
layout.resetTabState_(tabs);
layout.resetPanelState_(panels);
tab.classList.add(layout.CssClasses_.IS_ACTIVE);
panel.classList.add(layout.CssClasses_.IS_ACTIVE);
}
if (layout.tabBar_.classList.contains(
layout.CssClasses_.JS_RIPPLE_EFFECT)) {
var rippleContainer = document.createElement('span');
rippleContainer.classList.add(layout.CssClasses_.RIPPLE_CONTAINER);
rippleContainer.classList.add(layout.CssClasses_.JS_RIPPLE_EFFECT);
var ripple = document.createElement('span');
ripple.classList.add(layout.CssClasses_.RIPPLE);
rippleContainer.appendChild(ripple);
tab.appendChild(rippleContainer);
}
tab.addEventListener('click', function(e) {
if (tab.getAttribute('href').charAt(0) === '#') {
e.preventDefault();
selectTab();
}
});
tab.show = selectTab;
tab.addEventListener('click', function(e) {
e.preventDefault();
var href = tab.href.split('#')[1];
var panel = layout.content_.querySelector('#' + href);
layout.resetTabState_(tabs);
layout.resetPanelState_(panels);
tab.classList.add(layout.CssClasses_.IS_ACTIVE);
panel.classList.add(layout.CssClasses_.IS_ACTIVE);
});
}
window['MaterialLayoutTab'] = MaterialLayoutTab;
// The component registers itself. It can assume componentHandler is available
// in the global scope.
componentHandler.register({
constructor: MaterialLayout,
classAsString: 'MaterialLayout',
cssClass: 'mdl-js-layout'
});
})();

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<style>
.demo-layout.demo-layout__fixed-drawer {
box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14),
0 3px 1px -2px rgba(0, 0, 0, 0.2),
0 1px 5px 0 rgba(0, 0, 0, 0.12);
width: 100%;
position: relative;
height: 300px;
}
.demo-layout.demo-layout__fixed-drawer .mdl-layout__content {
background: white;
}
</style>
{% include "fixed-drawer.html" %}

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<!-- No header, and the drawer stays open on larger screens (fixed drawer). -->
<div class="mdl-layout mdl-js-layout mdl-layout--fixed-drawer">
<div class="mdl-layout__drawer">
<span class="mdl-layout-title">Title</span>
<nav class="mdl-navigation">
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
</nav>
</div>
<main class="mdl-layout__content">
<div class="page-content"><!-- Your content goes here --></div>
</main>
</div>

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<style>
.demo-layout.demo-layout__fixed-header {
box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14),
0 3px 1px -2px rgba(0, 0, 0, 0.2),
0 1px 5px 0 rgba(0, 0, 0, 0.12);
width: 100%;
position: relative;
height: 300px;
}
.demo-layout.demo-layout__fixed-header .mdl-layout__content {
background: white;
}
</style>
{% include "fixed-header.html" %}

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<style>
.demo-layout.demo-layout__fixed-header-drawer {
box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14),
0 3px 1px -2px rgba(0, 0, 0, 0.2),
0 1px 5px 0 rgba(0, 0, 0, 0.12);
width: 100%;
position: relative;
height: 300px;
}
.demo-layout.demo-layout__fixed-header-drawer.mdl-layout__content {
background: white;
}
</style>
{% include "fixed-header-drawer.html" %}

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<!-- The drawer is always open in large screens. The header is always shown,
even in small screens. -->
<div class="mdl-layout mdl-js-layout mdl-layout--fixed-drawer
mdl-layout--fixed-header">
<header class="mdl-layout__header">
<div class="mdl-layout__header-row">
<div class="mdl-layout-spacer"></div>
<div class="mdl-textfield mdl-js-textfield mdl-textfield--expandable
mdl-textfield--floating-label mdl-textfield--align-right">
<label class="mdl-button mdl-js-button mdl-button--icon"
for="fixed-header-drawer-exp">
<i class="material-icons">search</i>
</label>
<div class="mdl-textfield__expandable-holder">
<input class="mdl-textfield__input" type="text" name="sample"
id="fixed-header-drawer-exp">
</div>
</div>
</div>
</header>
<div class="mdl-layout__drawer">
<span class="mdl-layout-title">Title</span>
<nav class="mdl-navigation">
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
</nav>
</div>
<main class="mdl-layout__content">
<div class="page-content"><!-- Your content goes here --></div>
</main>
</div>

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<!-- Always shows a header, even in smaller screens. -->
<div class="mdl-layout mdl-js-layout mdl-layout--fixed-header">
<header class="mdl-layout__header">
<div class="mdl-layout__header-row">
<!-- Title -->
<span class="mdl-layout-title">Title</span>
<!-- Add spacer, to align navigation to the right -->
<div class="mdl-layout-spacer"></div>
<!-- Navigation. We hide it in small screens. -->
<nav class="mdl-navigation mdl-layout--large-screen-only">
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
</nav>
</div>
</header>
<div class="mdl-layout__drawer">
<span class="mdl-layout-title">Title</span>
<nav class="mdl-navigation">
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
</nav>
</div>
<main class="mdl-layout__content">
<div class="page-content"><!-- Your content goes here --></div>
</main>
</div>

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<style>
.demo-layout.demo-layout__fixed-tabs {
box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14),
0 3px 1px -2px rgba(0, 0, 0, 0.2),
0 1px 5px 0 rgba(0, 0, 0, 0.12);
width: 100%;
position: relative;
height: 300px;
}
.demo-layout.demo-layout__fixed-tabs .mdl-layout__content {
background: white;
}
</style>
{% include "fixed-tabs.html" %}

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<!-- Simple header with fixed tabs. -->
<div class="mdl-layout mdl-js-layout mdl-layout--fixed-header
mdl-layout--fixed-tabs">
<header class="mdl-layout__header">
<div class="mdl-layout__header-row">
<!-- Title -->
<span class="mdl-layout-title">Title</span>
</div>
<!-- Tabs -->
<div class="mdl-layout__tab-bar mdl-js-ripple-effect">
<a href="#fixed-tab-1" class="mdl-layout__tab is-active">Tab 1</a>
<a href="#fixed-tab-2" class="mdl-layout__tab">Tab 2</a>
<a href="#fixed-tab-3" class="mdl-layout__tab">Tab 3</a>
</div>
</header>
<div class="mdl-layout__drawer">
<span class="mdl-layout-title">Title</span>
</div>
<main class="mdl-layout__content">
<section class="mdl-layout__tab-panel is-active" id="fixed-tab-1">
<div class="page-content"><!-- Your content goes here --></div>
</section>
<section class="mdl-layout__tab-panel" id="fixed-tab-2">
<div class="page-content"><!-- Your content goes here --></div>
</section>
<section class="mdl-layout__tab-panel" id="fixed-tab-3">
<div class="page-content"><!-- Your content goes here --></div>
</section>
</main>
</div>

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<style>
.demo-layout.demo-layout__scrollable-tabs {
box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14),
0 3px 1px -2px rgba(0, 0, 0, 0.2),
0 1px 5px 0 rgba(0, 0, 0, 0.12);
width: 100%;
position: relative;
height: 300px;
}
.demo-layout.demo-layout__scrollable-tabs .mdl-layout__content {
background: white;
}
</style>
{% include "scrollable-tabs.html" %}

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<!-- Simple header with scrollable tabs. -->
<div class="mdl-layout mdl-js-layout mdl-layout--fixed-header">
<header class="mdl-layout__header">
<div class="mdl-layout__header-row">
<!-- Title -->
<span class="mdl-layout-title">Title</span>
</div>
<!-- Tabs -->
<div class="mdl-layout__tab-bar mdl-js-ripple-effect">
<a href="#scroll-tab-1" class="mdl-layout__tab is-active">Tab 1</a>
<a href="#scroll-tab-2" class="mdl-layout__tab">Tab 2</a>
<a href="#scroll-tab-3" class="mdl-layout__tab">Tab 3</a>
<a href="#scroll-tab-4" class="mdl-layout__tab">Tab 4</a>
<a href="#scroll-tab-5" class="mdl-layout__tab">Tab 5</a>
<a href="#scroll-tab-6" class="mdl-layout__tab">Tab 6</a>
</div>
</header>
<div class="mdl-layout__drawer">
<span class="mdl-layout-title">Title</span>
</div>
<main class="mdl-layout__content">
<section class="mdl-layout__tab-panel is-active" id="scroll-tab-1">
<div class="page-content"><!-- Your content goes here --></div>
</section>
<section class="mdl-layout__tab-panel" id="scroll-tab-2">
<div class="page-content"><!-- Your content goes here --></div>
</section>
<section class="mdl-layout__tab-panel" id="scroll-tab-3">
<div class="page-content"><!-- Your content goes here --></div>
</section>
<section class="mdl-layout__tab-panel" id="scroll-tab-4">
<div class="page-content"><!-- Your content goes here --></div>
</section>
<section class="mdl-layout__tab-panel" id="scroll-tab-5">
<div class="page-content"><!-- Your content goes here --></div>
</section>
<section class="mdl-layout__tab-panel" id="scroll-tab-6">
<div class="page-content"><!-- Your content goes here --></div>
</section>
</main>
</div>

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<style>
.demo-layout.demo-layout__scrolling-header {
box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14),
0 3px 1px -2px rgba(0, 0, 0, 0.2),
0 1px 5px 0 rgba(0, 0, 0, 0.12);
width: 100%;
position: relative;
height: 300px;
}
.demo-layout.demo-layout__scrolling-header .page-content {
height: 600px;
background: white;
}
</style>
{% include "scrolling-header.html" %}

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<!-- Uses a header that scrolls with the text, rather than staying
locked at the top -->
<div class="mdl-layout mdl-js-layout">
<header class="mdl-layout__header mdl-layout__header--scroll">
<div class="mdl-layout__header-row">
<!-- Title -->
<span class="mdl-layout-title">Title</span>
<!-- Add spacer, to align navigation to the right -->
<div class="mdl-layout-spacer"></div>
<!-- Navigation -->
<nav class="mdl-navigation">
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
</nav>
</div>
</header>
<div class="mdl-layout__drawer">
<span class="mdl-layout-title">Title</span>
<nav class="mdl-navigation">
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
</nav>
</div>
<main class="mdl-layout__content">
<div class="page-content"><!-- Your content goes here --></div>
</main>
</div>

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<style>
.demo-layout.demo-layout__transparent {
box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14),
0 3px 1px -2px rgba(0, 0, 0, 0.2),
0 1px 5px 0 rgba(0, 0, 0, 0.12);
width: 100%;
position: relative;
height: 300px;
}
</style>
{% include "transparent.html" %}

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<!-- Uses a transparent header that draws on top of the layout's background -->
<style>
.demo-layout-transparent {
background: url('../assets/demos/transparent.jpg') center / cover;
}
.demo-layout-transparent .mdl-layout__header,
.demo-layout-transparent .mdl-layout__drawer-button {
/* This background is dark, so we set text to white. Use 87% black instead if
your background is light. */
color: white;
}
</style>
<div class="demo-layout-transparent mdl-layout mdl-js-layout">
<header class="mdl-layout__header mdl-layout__header--transparent">
<div class="mdl-layout__header-row">
<!-- Title -->
<span class="mdl-layout-title">Title</span>
<!-- Add spacer, to align navigation to the right -->
<div class="mdl-layout-spacer"></div>
<!-- Navigation -->
<nav class="mdl-navigation">
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
</nav>
</div>
</header>
<div class="mdl-layout__drawer">
<span class="mdl-layout-title">Title</span>
<nav class="mdl-navigation">
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
</nav>
</div>
<main class="mdl-layout__content">
</main>
</div>

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<style>
.demo-layout.demo-layout__waterfall-header {
box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14),
0 3px 1px -2px rgba(0, 0, 0, 0.2),
0 1px 5px 0 rgba(0, 0, 0, 0.12);
width: 100%;
position: relative;
height: 300px;
}
.demo-layout.demo-layout__waterfall-header .page-content {
height: 600px;
background: white;
}
</style>
{% include "waterfall-header.html" %}

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<!-- Uses a header that contracts as the page scrolls down. -->
<style>
.demo-layout-waterfall .mdl-layout__header-row .mdl-navigation__link:last-of-type {
padding-right: 0;
}
</style>
<div class="demo-layout-waterfall mdl-layout mdl-js-layout">
<header class="mdl-layout__header mdl-layout__header--waterfall">
<!-- Top row, always visible -->
<div class="mdl-layout__header-row">
<!-- Title -->
<span class="mdl-layout-title">Title</span>
<div class="mdl-layout-spacer"></div>
<div class="mdl-textfield mdl-js-textfield mdl-textfield--expandable
mdl-textfield--floating-label mdl-textfield--align-right">
<label class="mdl-button mdl-js-button mdl-button--icon"
for="waterfall-exp">
<i class="material-icons">search</i>
</label>
<div class="mdl-textfield__expandable-holder">
<input class="mdl-textfield__input" type="text" name="sample"
id="waterfall-exp">
</div>
</div>
</div>
<!-- Bottom row, not visible on scroll -->
<div class="mdl-layout__header-row">
<div class="mdl-layout-spacer"></div>
<!-- Navigation -->
<nav class="mdl-navigation">
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
</nav>
</div>
</header>
<div class="mdl-layout__drawer">
<span class="mdl-layout-title">Title</span>
<nav class="mdl-navigation">
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
<a class="mdl-navigation__link" href="">Link</a>
</nav>
</div>
<main class="mdl-layout__content">
<div class="page-content"><!-- Your content goes here --></div>
</main>
</div>