Merge pull request #93 from ueokande/improve-for-certain-pages
Improve for aberration pages
This commit is contained in:
commit
c6f380135d
4 changed files with 113 additions and 34 deletions
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@ -1,9 +1,10 @@
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import messages from 'shared/messages';
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import Hint from './hint';
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import * as dom from 'shared/utils/dom';
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const TARGET_SELECTOR = [
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'a', 'button', 'input', 'textarea',
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'[contenteditable=true]', '[contenteditable=""]'
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'[contenteditable=true]', '[contenteditable=""]', '[tabindex]'
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].join(',');
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const inViewport = (win, element, viewSize, framePosition) => {
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@ -136,8 +137,11 @@ export default class Follow {
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case 'button':
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return element.click();
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default:
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// it may contenteditable
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return element.focus();
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if (dom.isContentEditable(element)) {
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return element.focus();
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} else if (element.hasAttribute('tabindex')) {
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return element.click();
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}
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}
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}
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@ -1,3 +1,5 @@
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import * as dom from 'shared/utils/dom';
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const modifierdKeyName = (name) => {
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if (name.length === 1) {
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return name.toUpperCase();
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@ -78,12 +80,12 @@ export default class InputComponent {
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}
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fromInput(e) {
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if (!e.target) {
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return false;
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}
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return e.target instanceof HTMLInputElement ||
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e.target instanceof HTMLTextAreaElement ||
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e.target instanceof HTMLSelectElement ||
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e.target instanceof HTMLElement &&
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e.target.hasAttribute('contenteditable') && (
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e.target.getAttribute('contenteditable').toLowerCase() === 'true' ||
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e.target.getAttribute('contenteditable').toLowerCase() === '');
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dom.isContentEditable(e.target);
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}
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}
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@ -1,47 +1,112 @@
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const SCROLL_DELTA_X = 48;
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const SCROLL_DELTA_Y = 48;
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const scrollVertically = (page, count) => {
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let x = page.scrollX;
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let y = page.scrollY + SCROLL_DELTA_X * count;
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page.scrollTo(x, y);
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const isVisible = (win, element) => {
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let rect = element.getBoundingClientRect();
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if (rect.width === 0 || rect.height === 0) {
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return false;
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}
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if (rect.right < 0 && rect.bottom < 0) {
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return false;
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}
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if (win.innerWidth < rect.left && win.innerHeight < rect.top) {
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return false;
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}
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let { display, visibility } = win.getComputedStyle(element);
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if (display === 'none' || visibility === 'hidden') {
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return false;
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}
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return true;
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};
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const scrollHorizonally = (page, count) => {
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let x = page.scrollX + SCROLL_DELTA_Y * count;
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let y = page.scrollY;
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page.scrollTo(x, y);
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const isScrollable = (win, element) => {
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let { overflowX, overflowY } = win.getComputedStyle(element);
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if (element.tagName !== 'HTML' &&
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overflowX !== 'scroll' && overflowX !== 'auto' &&
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overflowY !== 'scroll' && overflowY !== 'auto') {
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return false;
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}
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return element.scrollWidth > element.clientWidth ||
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element.scrollHeight > element.clientHeight;
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};
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const scrollPages = (page, count) => {
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let height = page.innerHeight;
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let x = page.scrollX;
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let y = page.scrollY + height * count;
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page.scrollTo(x, y);
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// Find a visiable and scrollable element by depth-first search. Currently
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// this method is called by each scrolling, and the returned value of this
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// method is not cached. That does not cause performance issue because in the
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// most pages, the window is root element i,e, documentElement.
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const findScrollable = (win, element) => {
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if (isScrollable(win, element)) {
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return element;
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}
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let children = Array.prototype
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.filter.call(element.children, e => isVisible(win, e));
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for (let child of children) {
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let scrollable = findScrollable(win, child);
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if (scrollable) {
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return scrollable;
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}
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}
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return null;
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};
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const scrollTop = (page) => {
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let x = page.scrollX;
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const scrollTarget = (win) => {
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let target = findScrollable(win, win.document.documentElement);
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if (target) {
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return target;
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}
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return win.document.documentElement;
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};
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const scrollVertically = (win, count) => {
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let target = scrollTarget(win);
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let x = target.scrollLeft;
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let y = target.scrollTop + SCROLL_DELTA_Y * count;
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target.scrollTo(x, y);
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};
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const scrollHorizonally = (win, count) => {
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let target = scrollTarget(win);
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let x = target.scrollLeft + SCROLL_DELTA_X * count;
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let y = target.scrollTop;
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target.scrollTo(x, y);
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};
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const scrollPages = (win, count) => {
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let target = scrollTarget(win);
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let height = target.innerHeight;
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let x = target.scrollLeft;
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let y = target.scrollLeft + height * count;
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target.scrollTo(x, y);
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};
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const scrollTop = (win) => {
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let target = scrollTarget(win);
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let x = target.scrollLeft;
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let y = 0;
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page.scrollTo(x, y);
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target.scrollTo(x, y);
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};
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const scrollBottom = (page) => {
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let x = page.scrollX;
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let y = page.scrollMaxY;
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page.scrollTo(x, y);
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const scrollBottom = (win) => {
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let target = scrollTarget(win);
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let x = target.scrollLeft;
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let y = target.scrollHeight;
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target.scrollTo(x, y);
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};
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const scrollHome = (page) => {
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const scrollHome = (win) => {
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let target = scrollTarget(win);
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let x = 0;
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let y = page.scrollY;
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page.scrollTo(x, y);
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let y = target.scrollLeft;
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target.scrollTo(x, y);
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};
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const scrollEnd = (page) => {
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let x = page.scrollMaxX;
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let y = page.scrollY;
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page.scrollTo(x, y);
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const scrollEnd = (win) => {
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let target = scrollTarget(win);
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let x = target.scrollWidth;
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let y = target.scrollLeft;
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target.scrollTo(x, y);
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};
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export {
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8
src/shared/utils/dom.js
Normal file
8
src/shared/utils/dom.js
Normal file
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@ -0,0 +1,8 @@
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const isContentEditable = (element) => {
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return element.hasAttribute('contenteditable') && (
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element.getAttribute('contenteditable').toLowerCase() === 'true' ||
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element.getAttribute('contenteditable').toLowerCase() === ''
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);
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};
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export { isContentEditable };
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