mirror of
https://github.com/element-hq/element-web.git
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286 lines
12 KiB
JavaScript
286 lines
12 KiB
JavaScript
/*
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Copyright 2019 New Vector Ltd
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Copyright 2019, 2020 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import React from 'react';
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import {_t} from "../../../../../languageHandler";
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import SettingsStore, {SettingLevel} from "../../../../../settings/SettingsStore";
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import * as sdk from "../../../../../index";
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import {enumerateThemes, ThemeWatcher} from "../../../../../theme";
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import Field from "../../../elements/Field";
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import Slider from "../../../elements/Slider";
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import AccessibleButton from "../../../elements/AccessibleButton";
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import dis from "../../../../../dispatcher";
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import _range from "lodash/range";
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export default class AppearanceUserSettingsTab extends React.Component {
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constructor() {
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super();
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this.state = {
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fontSize: SettingsStore.getValue("font_size", null),
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...this._calculateThemeState(),
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customThemeUrl: "",
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customThemeMessage: {isError: false, text: ""},
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useCustomFontSize: SettingsStore.getValue("useCustomFontSize"),
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};
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}
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_calculateThemeState() {
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// We have to mirror the logic from ThemeWatcher.getEffectiveTheme so we
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// show the right values for things.
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const themeChoice = SettingsStore.getValueAt(SettingLevel.ACCOUNT, "theme");
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const systemThemeExplicit = SettingsStore.getValueAt(
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SettingLevel.DEVICE, "use_system_theme", null, false, true);
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const themeExplicit = SettingsStore.getValueAt(
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SettingLevel.DEVICE, "theme", null, false, true);
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// If the user has enabled system theme matching, use that.
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if (systemThemeExplicit) {
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return {
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theme: themeChoice,
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useSystemTheme: true,
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};
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}
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// If the user has set a theme explicitly, use that (no system theme matching)
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if (themeExplicit) {
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return {
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theme: themeChoice,
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useSystemTheme: false,
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};
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}
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// Otherwise assume the defaults for the settings
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return {
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theme: themeChoice,
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useSystemTheme: SettingsStore.getValueAt(SettingLevel.DEVICE, "use_system_theme"),
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};
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}
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_onThemeChange = (e) => {
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const newTheme = e.target.value;
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if (this.state.theme === newTheme) return;
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// doing getValue in the .catch will still return the value we failed to set,
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// so remember what the value was before we tried to set it so we can revert
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const oldTheme = SettingsStore.getValue('theme');
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SettingsStore.setValue("theme", null, SettingLevel.ACCOUNT, newTheme).catch(() => {
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dis.dispatch({action: 'recheck_theme'});
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this.setState({theme: oldTheme});
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});
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this.setState({theme: newTheme});
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// The settings watcher doesn't fire until the echo comes back from the
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// server, so to make the theme change immediately we need to manually
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// do the dispatch now
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// XXX: The local echoed value appears to be unreliable, in particular
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// when settings custom themes(!) so adding forceTheme to override
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// the value from settings.
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dis.dispatch({action: 'recheck_theme', forceTheme: newTheme});
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};
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_onUseSystemThemeChanged = (checked) => {
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this.setState({useSystemTheme: checked});
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SettingsStore.setValue("use_system_theme", null, SettingLevel.DEVICE, checked);
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dis.dispatch({action: 'recheck_theme'});
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};
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_onFontSizeChanged = (size) => {
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this.setState({fontSize: size});
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SettingsStore.setValue("font_size", null, SettingLevel.DEVICE, size);
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};
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_onValidateFontSize = ({value}) => {
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console.log({value});
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this.setState({fontSize: value});
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const parsedSize = parseFloat(value);
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const min = SettingsStore.getValue("font_size_min");
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const max = SettingsStore.getValue("font_size_max");
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if (isNaN(parsedSize)) {
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return {valid: false, feedback: _t("Size must be a number")};
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}
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if (!(min <= parsedSize && parsedSize <= max)) {
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return {
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valid: false,
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feedback: _t('Custom font size can only be between %(min)s pt and %(max)s pt', {min, max}),
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};
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}
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SettingsStore.setValue("font_size", null, SettingLevel.DEVICE, value);
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return {valid: true, feedback: _t('Use between %(min)s pt and %(max)s pt', {min, max})};
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}
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_onAddCustomTheme = async () => {
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let currentThemes = SettingsStore.getValue("custom_themes");
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if (!currentThemes) currentThemes = [];
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currentThemes = currentThemes.map(c => c); // cheap clone
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if (this._themeTimer) {
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clearTimeout(this._themeTimer);
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}
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try {
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const r = await fetch(this.state.customThemeUrl);
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const themeInfo = await r.json();
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if (!themeInfo || typeof(themeInfo['name']) !== 'string' || typeof(themeInfo['colors']) !== 'object') {
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this.setState({customThemeMessage: {text: _t("Invalid theme schema."), isError: true}});
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return;
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}
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currentThemes.push(themeInfo);
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} catch (e) {
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console.error(e);
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this.setState({customThemeMessage: {text: _t("Error downloading theme information."), isError: true}});
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return; // Don't continue on error
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}
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await SettingsStore.setValue("custom_themes", null, SettingLevel.ACCOUNT, currentThemes);
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this.setState({customThemeUrl: "", customThemeMessage: {text: _t("Theme added!"), isError: false}});
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this._themeTimer = setTimeout(() => {
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this.setState({customThemeMessage: {text: "", isError: false}});
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}, 3000);
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};
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_onCustomThemeChange = (e) => {
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this.setState({customThemeUrl: e.target.value});
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};
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render() {
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return (
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<div className="mx_SettingsTab">
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<div className="mx_SettingsTab_heading">{_t("Appearance")}</div>
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{this._renderThemeSection()}
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{SettingsStore.isFeatureEnabled("feature_font_scaling") ? this._renderFontSection() : null}
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</div>
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);
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}
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_renderThemeSection() {
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const SettingsFlag = sdk.getComponent("views.elements.SettingsFlag");
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const LabelledToggleSwitch = sdk.getComponent("views.elements.LabelledToggleSwitch");
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const themeWatcher = new ThemeWatcher();
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let systemThemeSection;
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if (themeWatcher.isSystemThemeSupported()) {
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systemThemeSection = <div>
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<LabelledToggleSwitch
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value={this.state.useSystemTheme}
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label={SettingsStore.getDisplayName("use_system_theme")}
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onChange={this._onUseSystemThemeChanged}
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/>
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</div>;
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}
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let customThemeForm;
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if (SettingsStore.isFeatureEnabled("feature_custom_themes")) {
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let messageElement = null;
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if (this.state.customThemeMessage.text) {
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if (this.state.customThemeMessage.isError) {
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messageElement = <div className='text-error'>{this.state.customThemeMessage.text}</div>;
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} else {
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messageElement = <div className='text-success'>{this.state.customThemeMessage.text}</div>;
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}
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}
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customThemeForm = (
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<div className='mx_SettingsTab_section'>
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<form onSubmit={this._onAddCustomTheme}>
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<Field
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label={_t("Custom theme URL")}
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type='text'
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id='mx_GeneralUserSettingsTab_customThemeInput'
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autoComplete="off"
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onChange={this._onCustomThemeChange}
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value={this.state.customThemeUrl}
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/>
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<AccessibleButton
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onClick={this._onAddCustomTheme}
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type="submit" kind="primary_sm"
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disabled={!this.state.customThemeUrl.trim()}
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>{_t("Add theme")}</AccessibleButton>
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{messageElement}
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</form>
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</div>
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);
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}
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const themes = Object.entries(enumerateThemes())
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.map(p => ({id: p[0], name: p[1]})); // convert pairs to objects for code readability
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const builtInThemes = themes.filter(p => !p.id.startsWith("custom-"));
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const customThemes = themes.filter(p => !builtInThemes.includes(p))
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.sort((a, b) => a.name.localeCompare(b.name));
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const orderedThemes = [...builtInThemes, ...customThemes];
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return (
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<div className="mx_SettingsTab_section mx_AppearanceUserSettingsTab_themeSection">
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<span className="mx_SettingsTab_subheading">{_t("Theme")}</span>
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{systemThemeSection}
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<Field
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id="theme" label={_t("Theme")} element="select"
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value={this.state.theme} onChange={this._onThemeChange}
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disabled={this.state.useSystemTheme}
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>
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{orderedThemes.map(theme => {
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return <option key={theme.id} value={theme.id}>{theme.name}</option>;
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})}
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</Field>
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{customThemeForm}
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<SettingsFlag name="useCompactLayout" level={SettingLevel.ACCOUNT} />
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</div>
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);
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}
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_renderFontSection() {
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const SettingsFlag = sdk.getComponent("views.elements.SettingsFlag");
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return <div className="mx_SettingsTab_section mx_AppearanceUserSettingsTab_fontScaling">
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<span className="mx_SettingsTab_subheading">{_t("Font size")}</span>
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<div className="mx_AppearanceUserSettingsTab_fontSlider">
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<div className="mx_AppearanceUserSettingsTab_fontSlider_smallText">Aa</div>
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<Slider
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values={_range(
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SettingsStore.getValue("font_size_min"),
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SettingsStore.getValue("font_size_max")+ 2,
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2.5,
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)}
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value={this.state.fontSize}
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onSelectionChange={this._onFontSizeChanged}
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displayFunc={value => {}}
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disabled={this.state.useCustomFontSize}
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/>
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<div className="mx_AppearanceUserSettingsTab_fontSlider_largeText">Aa</div>
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</div>
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<SettingsFlag
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name="useCustomFontSize"
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level={SettingLevel.ACCOUNT}
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onChange={(checked)=> this.setState({useCustomFontSize: checked})}
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/>
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<Field
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type="text"
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label={_t("Font size")}
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autoComplete="off"
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placeholder={this.state.fontSize}
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value={this.state.fontSize}
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id="font_size_field"
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onValidate={this._onValidateFontSize}
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onChange={({value}) => this.setState({fontSize: value})}
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disabled={!this.state.useCustomFontSize}
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/>
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</div>;
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}
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}
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