bigbluebutton-Github/bigbluebutton-html5/imports/ui/components/settings/submenus/application/component.jsx
2019-05-23 21:55:34 +00:00

323 lines
11 KiB
JavaScript

import React from 'react';
import cx from 'classnames';
import Button from '/imports/ui/components/button/component';
import Toggle from '/imports/ui/components/switch/component';
import { defineMessages, injectIntl } from 'react-intl';
import BaseMenu from '../base/component';
import { styles } from '../styles';
const MIN_FONTSIZE = 0;
const intlMessages = defineMessages({
applicationSectionTitle: {
id: 'app.submenu.application.applicationSectionTitle',
description: 'Application section title',
},
animationsLabel: {
id: 'app.submenu.application.animationsLabel',
description: 'animations label',
},
audioAlertLabel: {
id: 'app.submenu.application.audioAlertLabel',
description: 'audio notification label',
},
pushAlertLabel: {
id: 'app.submenu.application.pushAlertLabel',
description: 'push notifiation label',
},
fontSizeControlLabel: {
id: 'app.submenu.application.fontSizeControlLabel',
description: 'label for font size ontrol',
},
increaseFontBtnLabel: {
id: 'app.submenu.application.increaseFontBtnLabel',
description: 'label for button to increase font size',
},
increaseFontBtnDesc: {
id: 'app.submenu.application.increaseFontBtnDesc',
description: 'adds descriptive context to increase font size button',
},
decreaseFontBtnLabel: {
id: 'app.submenu.application.decreaseFontBtnLabel',
description: 'label for button to reduce font size',
},
decreaseFontBtnDesc: {
id: 'app.submenu.application.decreaseFontBtnDesc',
description: 'adds descriptive context to decrease font size button',
},
languageLabel: {
id: 'app.submenu.application.languageLabel',
description: 'displayed label for changing application locale',
},
ariaLanguageLabel: {
id: 'app.submenu.application.ariaLanguageLabel',
description: 'aria label for locale change section',
},
languageOptionLabel: {
id: 'app.submenu.application.languageOptionLabel',
description: 'default change language option when locales are available',
},
noLocaleOptionLabel: {
id: 'app.submenu.application.noLocaleOptionLabel',
description: 'default change language option when no locales available',
},
});
class ApplicationMenu extends BaseMenu {
static setHtmlFontSize(size) {
document.getElementsByTagName('html')[0].style.fontSize = size;
}
constructor(props) {
super(props);
this.state = {
settingsName: 'application',
settings: props.settings,
isLargestFontSize: false,
isSmallestFontSize: false,
fontSizes: [
'12px',
'14px',
'16px',
'18px',
'20px',
],
};
}
componentDidMount() {
this.setInitialFontSize();
}
setInitialFontSize() {
const { fontSizes } = this.state;
const clientFont = document.getElementsByTagName('html')[0].style.fontSize;
const hasFont = fontSizes.includes(clientFont);
if (!hasFont) {
fontSizes.push(clientFont);
fontSizes.sort();
}
const fontIndex = fontSizes.indexOf(clientFont);
this.changeFontSize(clientFont);
this.setState({
isSmallestFontSize: fontIndex <= MIN_FONTSIZE,
isLargestFontSize: fontIndex >= (fontSizes.length - 1),
fontSizes,
});
}
handleUpdateFontSize(size) {
const obj = this.state;
obj.settings.fontSize = size;
this.handleUpdateSettings(this.state.settingsName, obj.settings);
}
changeFontSize(size) {
const obj = this.state;
obj.settings.fontSize = size;
this.setState(obj, () => {
ApplicationMenu.setHtmlFontSize(this.state.settings.fontSize);
this.handleUpdateFontSize(this.state.settings.fontSize);
});
}
handleIncreaseFontSize() {
const currentFontSize = this.state.settings.fontSize;
const availableFontSizes = this.state.fontSizes;
const maxFontSize = availableFontSizes.length - 1;
const canIncreaseFontSize = availableFontSizes.indexOf(currentFontSize) < maxFontSize;
const fs = canIncreaseFontSize ? availableFontSizes.indexOf(currentFontSize) + 1 : maxFontSize;
this.changeFontSize(availableFontSizes[fs]);
if (fs === maxFontSize) this.setState({ isLargestFontSize: true });
this.setState({ isSmallestFontSize: false });
}
handleDecreaseFontSize() {
const currentFontSize = this.state.settings.fontSize;
const availableFontSizes = this.state.fontSizes;
const canDecreaseFontSize = availableFontSizes.indexOf(currentFontSize) > MIN_FONTSIZE;
const fs = canDecreaseFontSize ? availableFontSizes.indexOf(currentFontSize) - 1 : MIN_FONTSIZE;
this.changeFontSize(availableFontSizes[fs]);
if (fs === MIN_FONTSIZE) this.setState({ isSmallestFontSize: true });
this.setState({ isLargestFontSize: false });
}
handleSelectChange(fieldname, options, e) {
const obj = this.state;
obj.settings[fieldname] = e.target.value.toLowerCase().replace('_', '-');
this.handleUpdateSettings('application', obj.settings);
}
render() {
const { availableLocales, intl } = this.props;
const { isLargestFontSize, isSmallestFontSize } = this.state;
// conversions can be found at http://pxtoem.com
const pixelPercentage = {
'12px': '75%',
// 14px is actually 87.5%, rounding up to show more friendly value
'14px': '90%',
'16px': '100%',
// 18px is actually 112.5%, rounding down to show more friendly value
'18px': '110%',
'20px': '125%',
};
return (
<div>
<div>
<h3 className={styles.title}>
{intl.formatMessage(intlMessages.applicationSectionTitle)}
</h3>
</div>
<div className={styles.form}>
<div className={styles.row}>
<div className={styles.col} aria-hidden="true">
<div className={styles.formElement}>
<label className={styles.label}>
{intl.formatMessage(intlMessages.animationsLabel)}
</label>
</div>
</div>
<div className={styles.col}>
<div className={cx(styles.formElement, styles.pullContentRight)}>
<Toggle
icons={false}
defaultChecked={this.state.settings.animations}
onChange={() => this.handleToggle('animations')}
ariaLabel={intl.formatMessage(intlMessages.animationsLabel)}
/>
</div>
</div>
</div>
<div className={styles.row}>
<div className={styles.col} aria-hidden="true">
<div className={styles.formElement}>
<label className={styles.label}>
{intl.formatMessage(intlMessages.audioAlertLabel)}
</label>
</div>
</div>
<div className={styles.col}>
<div className={cx(styles.formElement, styles.pullContentRight)}>
<Toggle
icons={false}
defaultChecked={this.state.settings.chatAudioAlerts}
onChange={() => this.handleToggle('chatAudioAlerts')}
ariaLabel={intl.formatMessage(intlMessages.audioAlertLabel)}
/>
</div>
</div>
</div>
<div className={styles.row}>
<div className={styles.col} aria-hidden="true">
<div className={styles.formElement}>
<label className={styles.label}>
{intl.formatMessage(intlMessages.pushAlertLabel)}
</label>
</div>
</div>
<div className={styles.col}>
<div className={cx(styles.formElement, styles.pullContentRight)}>
<Toggle
icons={false}
defaultChecked={this.state.settings.chatPushAlerts}
onChange={() => this.handleToggle('chatPushAlerts')}
ariaLabel={intl.formatMessage(intlMessages.pushAlertLabel)}
/>
</div>
</div>
</div>
<div className={styles.row}>
<div className={styles.col} aria-hidden="true">
<div className={styles.formElement}>
<label className={styles.label}>
{intl.formatMessage(intlMessages.languageLabel)}
</label>
</div>
</div>
<div className={styles.col}>
<div
id="changeLangLabel"
aria-label={intl.formatMessage(intlMessages.ariaLanguageLabel)}
/>
<label
aria-labelledby="changeLangLabel"
className={cx(styles.formElement, styles.pullContentRight)}
>
{availableLocales && availableLocales.length > 0 ? (
<select
defaultValue={this.state.settings.locale}
lang={this.state.settings.locale}
className={styles.select}
onChange={this.handleSelectChange.bind(this, 'locale', availableLocales)}
>
<option disabled>{intl.formatMessage(intlMessages.languageOptionLabel)}</option>
{availableLocales.map((locale, index) => (
<option key={index} value={locale.locale}>
{locale.name}
</option>
))}
</select>
) : null}
</label>
</div>
</div>
<hr className={styles.separator} />
<div className={styles.row}>
<div className={styles.col}>
<div className={styles.formElement}>
<label className={styles.label}>
{intl.formatMessage(intlMessages.fontSizeControlLabel)}
</label>
</div>
</div>
<div className={styles.col}>
<div className={cx(styles.formElement, styles.pullContentCenter)}>
<label className={cx(styles.label, styles.bold)}>
{`${pixelPercentage[this.state.settings.fontSize]}`}
</label>
</div>
</div>
<div className={styles.col}>
<div className={cx(styles.formElement, styles.pullContentRight)}>
<div className={styles.pullContentRight}>
<div className={styles.col}>
<Button
onClick={() => this.handleDecreaseFontSize()}
color="primary"
icon="substract"
circle
hideLabel
label={intl.formatMessage(intlMessages.decreaseFontBtnLabel)}
disabled={isSmallestFontSize}
/>
</div>
<div className={styles.col}>
<Button
onClick={() => this.handleIncreaseFontSize()}
color="primary"
icon="add"
circle
hideLabel
label={intl.formatMessage(intlMessages.increaseFontBtnLabel)}
disabled={isLargestFontSize}
/>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
);
}
}
export default injectIntl(ApplicationMenu);