Display layout updates (#1032)
* Fix display scroll not always using the right position * Update display layout and scroll method * Fix border size
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@ -16,7 +16,9 @@
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</head>
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<body>
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<div class="content"><div class="content-center">
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<div class="content" id="content"><div class="content-body" id="content-body">
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<span tabindex="-1" id="content-scroll-focus"></span>
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<div id="intro">
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<h1>Yomichan Search</h1>
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@ -15,7 +15,9 @@
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</head>
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<body>
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<div class="content"><div class="content-center">
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<div class="content" id="content"><div class="content-body" id="content-body">
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<span tabindex="-1" id="content-scroll-focus"></span>
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<div id="spinner" hidden><img src="/mixed/img/spinner.gif"></div>
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@ -115,12 +115,14 @@
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font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
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font-size: var(--font-size);
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line-height: var(--line-height);
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height: 100%;
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}
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body {
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margin: 0;
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border: 0;
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padding: 0;
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overflow-y: scroll; /* always show scroll bar */
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height: 100%;
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overflow: hidden;
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background-color: var(--background-color);
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color: var(--default-text-color);
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font-size: inherit;
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@ -152,6 +154,24 @@ a {
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}
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/* Main layout */
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.content {
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width: 100%;
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height: 100%;
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display: flex;
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flex-flow: row nowrap;
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overflow-x: hidden;
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overflow-y: scroll;
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position: relative;
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align-items: stretch;
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justify-content: center;
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}
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.content-body {
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flex: 1 1 auto;
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height: 100%;
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}
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/* Navigation */
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.navigation-header {
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top: 0;
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@ -93,7 +93,7 @@ h1 {
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padding: 0.25em 0 0;
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font-weight: normal;
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box-sizing: border-box;
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border-bottom: var(--thin-border-size) solid var(--separator-color1);
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border-bottom: calc(1em / (var(--font-size-no-units) * 2)) solid var(--separator-color1);
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}
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/* Material design select */
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@ -229,17 +229,7 @@ label.toggle {
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}
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/* Content layout */
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.content {
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flex: 1 0 auto;
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flex-flow: row nowrap;
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width: 100%;
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display: flex;
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position: relative;
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align-items: stretch;
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justify-content: center;
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}
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.content-center {
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flex: 1 1 auto;
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.content-body {
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width: var(--main-content-size);
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padding: 0 var(--main-content-padding);
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max-width: var(--main-content-size);
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@ -56,7 +56,6 @@ class Display extends EventDispatcher {
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this._autoPlayAudioDelay = 0;
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this._mediaLoader = new MediaLoader();
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this._displayGenerator = new DisplayGenerator({mediaLoader: this._mediaLoader});
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this._windowScroll = new WindowScroll();
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this._hotkeys = new Map();
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this._actions = new Map();
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this._messageHandlers = new Map();
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@ -87,6 +86,10 @@ class Display extends EventDispatcher {
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renderTemplate: this._renderTemplate.bind(this)
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});
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this._updateAdderButtonsPromise = Promise.resolve();
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this._contentScrollElement = document.querySelector('#content');
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this._contentScrollBodyElement = document.querySelector('#content-body');
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this._contentScrollFocusElement = document.querySelector('#content-scroll-focus');
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this._windowScroll = new WindowScroll(this._contentScrollElement);
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this.registerActions([
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['close', () => { this.onEscape(); }],
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@ -174,6 +177,7 @@ class Display extends EventDispatcher {
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api.crossFrame.registerHandlers([
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['popupMessage', {async: 'dynamic', handler: this._onDirectMessage.bind(this)}]
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]);
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window.addEventListener('focus', this._onWindowFocus.bind(this), false);
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}
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initializeState() {
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@ -549,6 +553,19 @@ class Display extends EventDispatcher {
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this._nextTermView();
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}
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_onWindowFocus() {
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const target = this._contentScrollFocusElement;
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if (target === null) { return; }
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const {activeElement} = document;
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if (
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activeElement === null ||
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activeElement === document.documentElement ||
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activeElement === document.body
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) {
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target.focus();
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}
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}
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async _onKanjiLookup(e) {
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try {
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e.preventDefault();
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@ -1032,9 +1049,6 @@ class Display extends EventDispatcher {
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}
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_entrySetCurrent(index) {
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index = Math.min(index, this._definitions.length - 1);
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index = Math.max(index, 0);
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const entryPre = this._getEntry(this._index);
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if (entryPre !== null) {
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entryPre.classList.remove('entry-current');
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@ -1051,6 +1065,8 @@ class Display extends EventDispatcher {
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}
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_focusEntry(index, smooth) {
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index = Math.max(Math.min(index, this._definitions.length - 1), 0);
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const entry = this._entrySetCurrent(index);
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let target = index === 0 || entry === null ? 0 : this._getElementTop(entry);
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@ -1254,7 +1270,7 @@ class Display extends EventDispatcher {
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_getElementTop(element) {
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const elementRect = element.getBoundingClientRect();
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const documentRect = document.documentElement.getBoundingClientRect();
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const documentRect = this._contentScrollBodyElement.getBoundingClientRect();
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return elementRect.top - documentRect.top;
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}
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@ -16,7 +16,8 @@
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*/
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class WindowScroll {
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constructor() {
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constructor(node) {
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this._node = node;
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this._animationRequestId = null;
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this._animationStartTime = 0;
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this._animationStartX = 0;
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@ -28,11 +29,11 @@ class WindowScroll {
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}
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get x() {
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return window.scrollX || window.pageXOffset;
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return this._node !== null ? this._node.scrollLeft : window.scrollX || window.pageXOffset;
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}
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get y() {
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return window.scrollY || window.pageYOffset;
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return this._node !== null ? this._node.scrollTop : window.scrollY || window.pageYOffset;
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}
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toY(y) {
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@ -45,7 +46,7 @@ class WindowScroll {
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to(x, y) {
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this.stop();
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window.scroll(x, y);
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this._scroll(x, y);
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}
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animate(x, y, time) {
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@ -71,13 +72,13 @@ class WindowScroll {
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_onAnimationFrame(time) {
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if (time >= this._animationEndTime) {
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window.scroll(this._animationEndX, this._animationEndY);
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this._scroll(this._animationEndX, this._animationEndY);
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this._animationRequestId = null;
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return;
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}
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const t = this._easeInOutCubic((time - this._animationStartTime) / (this._animationEndTime - this._animationStartTime));
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window.scroll(
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this._scroll(
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this._lerp(this._animationStartX, this._animationEndX, t),
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this._lerp(this._animationStartY, this._animationEndY, t)
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);
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@ -97,4 +98,13 @@ class WindowScroll {
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_lerp(start, end, percent) {
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return (end - start) * percent + start;
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}
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_scroll(x, y) {
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if (this._node !== null) {
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this._node.scrollLeft = x;
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this._node.scrollTop = y;
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} else {
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window.scroll(x, y);
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}
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}
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}
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