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implement gg/G commands

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This commit is contained in:
Shin'ya Ueoka 2017-08-13 16:37:47 +09:00
parent bbc8ff515e
commit 41069cf527
5 changed files with 38 additions and 15 deletions
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29
src/content/index.js
View file

@ -1,4 +1,5 @@
import * as scrolls from './scrolls';
import * as actions from '../shared/actions';
const invokeEvent = (action) => {
if (typeof action === 'undefined' || action === null) {
@ -6,27 +7,43 @@ const invokeEvent = (action) => {
}
switch (action[0]) {
case 'scroll.up':
case actions.SCROLL_UP:
scrolls.scrollUp(window, action[1] || 1);
break;
case 'scroll.down':
case actions.SCROLL_DOWN:
scrolls.scrollDown(window, action[1] || 1);
break;
case actions.SCROLL_TOP:
scrolls.scrollTop(window, action[1]);
break;
case actions.SCROLL_BOTTOM:
scrolls.scrollBottom(window, action[1]);
break;
}
}
const isModifier = (code) => {
return code === KeyboardEvent.DOM_VK_SHIFT ||
code === KeyboardEvent.DOM_VK_ALT ||
code === KeyboardEvent.DOM_VK_CONTROL ||
code === KeyboardEvent.DOM_VK_META;
}
window.addEventListener("keydown", (e) => {
if (e.target instanceof HTMLInputElement) {
return;
}
if (isModifier(e.keyCode)) {
return;
}
let request = {
type: 'event.keydown',
code: e.keyCode,
shift: e.shift,
alt: e.alt,
meta: e.meta,
ctrl: e.ctrl,
shift: e.shiftKey,
alt: e.altKey,
meta: e.metaKey,
ctrl: e.ctrlKey,
}
browser.runtime.sendMessage(request)

14
src/content/scrolls.js
View file

@ -2,26 +2,26 @@ const SCROLL_DELTA = 48;
const scrollUp = (page, count) => {
let x = page.scrollX;
var y = page.scrollY - SCROLL_DELTA * count;
let y = page.scrollY - SCROLL_DELTA * count;
page.scrollTo(x, y);
};
const scrollDown = (page, count) => {
let x = page.scrollX;
var y = page.scrollY + SCROLL_DELTA * count;
let y = page.scrollY + SCROLL_DELTA * count;
page.scrollTo(x, y);
};
const scrollToTop = (page) => {
const scrollTop = (page) => {
let x = page.scrollX;
var y = page.scrollMaxY;
let y = 0;
page.scrollTo(x, y);
};
const scrollToBottom = (page) => {
const scrollBottom = (page) => {
let x = page.scrollX;
var y = 0;
let y = page.scrollMaxY;
page.scrollTo(x, y);
};
export { scrollUp, scrollDown, scrollToTop, scrollToBottom }
export { scrollUp, scrollDown, scrollTop, scrollBottom }