Add support for showing recursive popups

This commit is contained in:
toasted-nutbread 2019-08-17 18:50:48 -04:00
parent 4ac55da7dd
commit 5c4614f585
12 changed files with 550 additions and 12 deletions

View File

@ -15,6 +15,7 @@
<script src="/bg/js/anki.js"></script>
<script src="/bg/js/api.js"></script>
<script src="/bg/js/audio.js"></script>
<script src="/bg/js/backend-api-forwarder.js"></script>
<script src="/bg/js/database.js"></script>
<script src="/bg/js/deinflector.js"></script>
<script src="/bg/js/dictionary.js"></script>

View File

@ -0,0 +1,45 @@
/*
* Copyright (C) 2019 Alex Yatskov <alex@foosoft.net>
* Author: Alex Yatskov <alex@foosoft.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
class BackendApiForwarder {
constructor() {
chrome.runtime.onConnect.addListener(this.onConnect.bind(this));
}
onConnect(port) {
if (port.name !== 'backend-api-forwarder') { return; }
let tabId;
if (!(
port.sender &&
port.sender.tab &&
(typeof (tabId = port.sender.tab.id)) === 'number'
)) {
port.disconnect();
return;
}
const forwardPort = chrome.tabs.connect(tabId, {name: 'frontend-api-receiver'});
port.onMessage.addListener(message => forwardPort.postMessage(message));
forwardPort.onMessage.addListener(message => port.postMessage(message));
port.onDisconnect.addListener(() => forwardPort.disconnect());
forwardPort.onDisconnect.addListener(() => port.disconnect());
}
}

View File

@ -22,6 +22,8 @@ class Backend {
this.translator = new Translator();
this.anki = new AnkiNull();
this.options = null;
this.apiForwarder = new BackendApiForwarder();
}
async prepare() {

View File

@ -43,5 +43,11 @@
<script src="/mixed/js/display.js"></script>
<script src="/fg/js/float.js"></script>
<!-- TODO : Make these conditional based on options -->
<script src="/fg/js/frontend-api-sender.js"></script>
<script src="/fg/js/popup.js"></script>
<script src="/fg/js/popup-proxy.js"></script>
<script src="/fg/js/frontend.js"></script>
</body>
</html>

View File

@ -0,0 +1,62 @@
/*
* Copyright (C) 2019 Alex Yatskov <alex@foosoft.net>
* Author: Alex Yatskov <alex@foosoft.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
class FrontendApiReceiver {
constructor(source='', handlers={}) {
this.source = source;
this.handlers = handlers;
chrome.runtime.onConnect.addListener(this.onConnect.bind(this));
}
onConnect(port) {
if (port.name !== 'frontend-api-receiver') { return; }
port.onMessage.addListener(this.onMessage.bind(this, port));
}
onMessage(port, {id, action, params, target}) {
if (
target !== this.source ||
!this.handlers.hasOwnProperty(action)
) {
return;
}
this.sendAck(port, id);
const handler = this.handlers[action];
handler(params).then(
result => {
this.sendResult(port, id, {result});
},
e => {
const error = typeof e.toString === 'function' ? e.toString() : e;
this.sendResult(port, id, {error});
});
}
sendAck(port, id) {
port.postMessage({type: 'ack', id});
}
sendResult(port, id, data) {
port.postMessage({type: 'result', id, data});
}
}

View File

@ -0,0 +1,125 @@
/*
* Copyright (C) 2019 Alex Yatskov <alex@foosoft.net>
* Author: Alex Yatskov <alex@foosoft.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
class FrontendApiSender {
constructor() {
this.ackTimeout = 3000; // 3 seconds
this.responseTimeout = 10000; // 10 seconds
this.callbacks = {};
this.disconnected = false;
this.nextId = 0;
this.port = chrome.runtime.connect(null, {name: 'backend-api-forwarder'});
this.port.onDisconnect.addListener(this.onDisconnect.bind(this));
this.port.onMessage.addListener(this.onMessage.bind(this));
}
invoke(action, params, target) {
if (this.disconnected) {
return Promise.reject('Disconnected');
}
const id = `${this.nextId}`;
++this.nextId;
return new Promise((resolve, reject) => {
const info = {id, resolve, reject, ack: false, timer: null};
this.callbacks[id] = info;
info.timer = setTimeout(() => this.onError(id, 'Timeout (ack)'), this.ackTimeout);
this.port.postMessage({id, action, params, target});
});
}
onMessage({type, id, data}) {
switch (type) {
case 'ack':
this.onAck(id);
break;
case 'result':
this.onResult(id, data);
break;
}
}
onDisconnect() {
this.disconnected = true;
const ids = Object.keys(this.callbacks);
for (const id of ids) {
this.onError(id, 'Disconnected');
}
}
onAck(id) {
if (!this.callbacks.hasOwnProperty(id)) {
console.warn(`ID ${id} not found`);
return;
}
const info = this.callbacks[id];
if (info.ack) {
console.warn(`Request ${id} already ack'd`);
return;
}
info.ack = true;
clearTimeout(info.timer);
info.timer = setTimeout(() => this.onError(id, 'Timeout (response)'), this.responseTimeout);
}
onResult(id, data) {
if (!this.callbacks.hasOwnProperty(id)) {
console.warn(`ID ${id} not found`);
return;
}
const info = this.callbacks[id];
if (!info.ack) {
console.warn(`Request ${id} not ack'd`);
return;
}
delete this.callbacks[id];
clearTimeout(info.timer);
info.timer = null;
if (typeof data.error === 'string') {
info.reject(data.error);
} else {
info.resolve(data.result);
}
}
onError(id, reason) {
if (!this.callbacks.hasOwnProperty(id)) { return; }
const info = this.callbacks[id];
delete this.callbacks[id];
info.timer = null;
info.reject(reason);
}
static generateId(length) {
let id = '';
for (let i = 0; i < length; ++i) {
id += Math.floor(Math.random() * 256).toString(16).padStart(2, '0');
}
return id;
}
}

View File

@ -18,8 +18,8 @@
class Frontend {
constructor() {
this.popup = new Popup();
constructor(popup) {
this.popup = popup;
this.popupTimer = null;
this.mouseDownLeft = false;
this.mouseDownMiddle = false;
@ -36,6 +36,25 @@ class Frontend {
this.scrollPrevent = false;
}
static create() {
const floatUrl = chrome.extension.getURL('/fg/float.html');
const currentUrl = location.href.replace(/[\?#][\w\W]*$/, "");
const isNested = (currentUrl === floatUrl);
let id = null;
if (isNested) {
const match = /[&?]id=([^&]*?)(?:&|$)/.exec(location.href);
if (match !== null) {
id = match[1];
}
}
const popup = isNested ? new PopupProxy(id) : PopupProxyHost.instance.createPopup();
const frontend = new Frontend(popup);
frontend.prepare();
return frontend;
}
async prepare() {
try {
this.options = await apiOptionsGet();
@ -259,10 +278,9 @@ class Frontend {
const handler = handlers[action];
if (handler) {
handler(params);
}
callback();
}
}
onError(error) {
console.log(error);
@ -281,7 +299,10 @@ class Frontend {
}
async searchAt(point, type) {
if (this.pendingLookup || this.popup.containsPoint(point)) {
if (
this.pendingLookup ||
(this.popup.containsPointIsAsync() ? await this.popup.containsPointAsync(point) : this.popup.containsPoint(point))
) {
return;
}
@ -482,5 +503,4 @@ class Frontend {
}
}
window.yomichan_frontend = new Frontend();
window.yomichan_frontend.prepare();
window.yomichan_frontend = Frontend.create();

View File

@ -0,0 +1,118 @@
/*
* Copyright (C) 2019 Alex Yatskov <alex@foosoft.net>
* Author: Alex Yatskov <alex@foosoft.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
class PopupProxyHost {
constructor() {
this.popups = {};
this.nextId = 0;
this.apiReceiver = new FrontendApiReceiver('popup-proxy-host', {
createNestedPopup: ({parentId}) => this.createNestedPopup(parentId),
show: ({id, elementRect, options}) => this.show(id, elementRect, options),
showOrphaned: ({id, elementRect, options}) => this.show(id, elementRect, options),
hide: ({id}) => this.hide(id),
setVisible: ({id, visible}) => this.setVisible(id, visible),
containsPoint: ({id, point}) => this.containsPoint(id, point),
termsShow: ({id, elementRect, definitions, options, context}) => this.termsShow(id, elementRect, definitions, options, context),
kanjiShow: ({id, elementRect, definitions, options, context}) => this.kanjiShow(id, elementRect, definitions, options, context),
clearAutoPlayTimer: ({id}) => this.clearAutoPlayTimer(id)
});
}
createPopup(parentId) {
const parent = (typeof parentId === 'string' && this.popups.hasOwnProperty(parentId) ? this.popups[parentId] : null);
const id = `${this.nextId}`;
++this.nextId;
const popup = new Popup(id);
if (parent !== null) {
popup.parent = parent;
parent.children.push(popup);
}
this.popups[id] = popup;
return popup;
}
async createNestedPopup(parentId) {
return this.createPopup(parentId).id;
}
getPopup(id) {
if (!this.popups.hasOwnProperty(id)) {
throw 'Invalid popup ID';
}
return this.popups[id];
}
jsonRectToDOMRect(popup, jsonRect) {
let x = jsonRect.x;
let y = jsonRect.y;
if (popup.parent !== null) {
const popupRect = popup.parent.container.getBoundingClientRect();
x += popupRect.x;
y += popupRect.y;
}
return new DOMRect(x, y, jsonRect.width, jsonRect.height);
}
async show(id, elementRect, options) {
const popup = this.getPopup(id);
elementRect = this.jsonRectToDOMRect(popup, elementRect);
return await popup.show(elementRect, options);
}
async showOrphaned(id, elementRect, options) {
const popup = this.getPopup(id);
elementRect = this.jsonRectToDOMRect(popup, elementRect);
return await popup.showOrphaned(elementRect, options);
}
async hide(id) {
const popup = this.getPopup(id);
return popup.hide();
}
async setVisible(id, visible) {
const popup = this.getPopup(id);
return popup.setVisible(visible);
}
async containsPoint(id, point) {
const popup = this.getPopup(id);
return popup.containsPointIsAsync() ? await popup.containsPointAsync(point) : popup.containsPoint(point);
}
async termsShow(id, elementRect, definitions, options, context) {
const popup = this.getPopup(id);
elementRect = this.jsonRectToDOMRect(popup, elementRect);
return await popup.termsShow(elementRect, definitions, options, context);
}
async kanjiShow(id, elementRect, definitions, options, context) {
const popup = this.getPopup(id);
elementRect = this.jsonRectToDOMRect(popup, elementRect);
return await popup.kanjiShow(elementRect, definitions, options, context);
}
async clearAutoPlayTimer(id) {
const popup = this.getPopup(id);
return popup.clearAutoPlayTimer();
}
}
PopupProxyHost.instance = new PopupProxyHost();

116
ext/fg/js/popup-proxy.js Normal file
View File

@ -0,0 +1,116 @@
/*
* Copyright (C) 2019 Alex Yatskov <alex@foosoft.net>
* Author: Alex Yatskov <alex@foosoft.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
class PopupProxy {
constructor(parentId) {
this.parentId = parentId;
this.id = null;
this.idPromise = null;
this.parent = null;
this.children = [];
this.container = null;
this.apiSender = new FrontendApiSender();
}
getPopupId() {
if (this.idPromise === null) {
this.idPromise = this.getPopupIdAsync();
}
return this.idPromise;
}
async getPopupIdAsync() {
const id = await this.invokeHostApi('createNestedPopup', {parentId: this.parentId});
this.id = id;
return id;
}
async show(elementRect, options) {
const id = await this.getPopupId();
elementRect = PopupProxy.DOMRectToJson(elementRect);
return await this.invokeHostApi('show', {id, elementRect, options});
}
async showOrphaned(elementRect, options) {
const id = await this.getPopupId();
elementRect = PopupProxy.DOMRectToJson(elementRect);
return await this.invokeHostApi('showOrphaned', {id, elementRect, options});
}
async hide() {
if (this.id === null) {
return;
}
return await this.invokeHostApi('hide', {id: this.id});
}
async setVisible(visible) {
const id = await this.getPopupId();
return await this.invokeHostApi('setVisible', {id, visible});
}
containsPoint() {
throw 'Non-async function not supported';
}
async containsPointAsync(point) {
if (this.id === null) {
return false;
}
return await this.invokeHostApi('containsPoint', {id: this.id, point});
}
containsPointIsAsync() {
return true;
}
async termsShow(elementRect, definitions, options, context) {
const id = await this.getPopupId();
elementRect = PopupProxy.DOMRectToJson(elementRect);
return await this.invokeHostApi('termsShow', {id, elementRect, definitions, options, context});
}
async kanjiShow(elementRect, definitions, options, context) {
const id = await this.getPopupId();
elementRect = PopupProxy.DOMRectToJson(elementRect);
return await this.invokeHostApi('kanjiShow', {id, elementRect, definitions, options, context});
}
async clearAutoPlayTimer() {
if (this.id === null) {
return;
}
return await this.invokeHostApi('clearAutoPlayTimer', {id: this.id});
}
invokeHostApi(action, params={}) {
return this.apiSender.invoke(action, params, 'popup-proxy-host');
}
static DOMRectToJson(domRect) {
return {
x: domRect.x,
y: domRect.y,
width: domRect.width,
height: domRect.height
};
}
}

View File

@ -18,12 +18,15 @@
class Popup {
constructor() {
constructor(id) {
this.id = id;
this.parent = null;
this.children = [];
this.container = document.createElement('iframe');
this.container.id = 'yomichan-float';
this.container.addEventListener('mousedown', e => e.stopPropagation());
this.container.addEventListener('scroll', e => e.stopPropagation());
this.container.setAttribute('src', chrome.extension.getURL('/fg/float.html'));
this.container.setAttribute('src', chrome.extension.getURL(`/fg/float.html?id=${id}`));
this.container.style.width = '0px';
this.container.style.height = '0px';
this.injected = null;
@ -77,6 +80,8 @@ class Popup {
container.style.width = `${width}px`;
container.style.height = `${height}px`;
container.style.visibility = 'visible';
this.hideChildren();
}
static getPositionForHorizontalText(elementRect, width, height, maxWidth, maxHeight, optionsGeneral) {
@ -178,8 +183,34 @@ class Popup {
}
hide() {
this.container.style.visibility = 'hidden';
this.hideContainer();
this.container.blur();
this.hideChildren();
}
hideChildren() {
if (this.children.length === 0) {
return;
}
const targets = this.children.slice(0);
while (targets.length > 0) {
const target = targets.shift();
if (target.isContainerHidden()) { continue; }
target.hideContainer();
for (const child of target.children) {
targets.push(child);
}
}
}
hideContainer() {
this.container.style.visibility = 'hidden';
}
isContainerHidden() {
return (this.container.style.visibility === 'hidden');
}
isVisible() {
@ -209,6 +240,14 @@ class Popup {
return contained;
}
async containsPointAsync(point) {
return containsPoint(point);
}
containsPointIsAsync() {
return false;
}
async termsShow(elementRect, writingMode, definitions, options, context) {
await this.show(elementRect, writingMode, options);
this.invokeApi('termsShow', {definitions, options, context});

View File

@ -24,9 +24,10 @@ function utilAsync(func) {
}
function utilInvoke(action, params={}) {
const data = {action, params};
return new Promise((resolve, reject) => {
try {
chrome.runtime.sendMessage({action, params}, (response) => {
chrome.runtime.sendMessage(data, (response) => {
utilCheckLastError(chrome.runtime.lastError);
if (response !== null && typeof response === 'object') {
if (response.error) {
@ -35,7 +36,8 @@ function utilInvoke(action, params={}) {
resolve(response.result);
}
} else {
reject(`Unexpected response of type ${typeof response}`);
const message = response === null ? 'Unexpected null response' : `Unexpected response of type ${typeof response}`;
reject(`${message} (${JSON.stringify(data)})`);
}
});
} catch (e) {

View File

@ -21,7 +21,9 @@
"mixed/js/extension.js",
"fg/js/api.js",
"fg/js/document.js",
"fg/js/frontend-api-receiver.js",
"fg/js/popup.js",
"fg/js/popup-proxy-host.js",
"fg/js/source.js",
"fg/js/util.js",
"fg/js/frontend.js"