Files
element-web/src/components/views/elements/AccessibleTooltipButton.tsx
Michael Telatynski da7aa4055e Conform more of the code base to strict null checking (#10147)
* Conform more of the code base to strict null checking

* More strict fixes

* More strict work

* Fix missing optional type

* Iterate
2023-02-13 17:01:43 +00:00

100 lines
3.2 KiB
TypeScript

/*
Copyright 2019 Michael Telatynski <7t3chguy@gmail.com>
Copyright 2019 The Matrix.org Foundation C.I.C.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
import React, { SyntheticEvent, FocusEvent } from "react";
import AccessibleButton from "./AccessibleButton";
import Tooltip, { Alignment } from "./Tooltip";
interface IProps extends React.ComponentProps<typeof AccessibleButton> {
title?: string;
tooltip?: React.ReactNode;
label?: string;
tooltipClassName?: string;
forceHide?: boolean;
alignment?: Alignment;
onHover?: (hovering: boolean) => void;
onHideTooltip?(ev: SyntheticEvent): void;
}
interface IState {
hover: boolean;
}
export default class AccessibleTooltipButton extends React.PureComponent<IProps, IState> {
public constructor(props: IProps) {
super(props);
this.state = {
hover: false,
};
}
public componentDidUpdate(prevProps: Readonly<IProps>): void {
if (!prevProps.forceHide && this.props.forceHide && this.state.hover) {
this.setState({
hover: false,
});
}
}
private showTooltip = (): void => {
if (this.props.onHover) this.props.onHover(true);
if (this.props.forceHide) return;
this.setState({
hover: true,
});
};
private hideTooltip = (ev: SyntheticEvent): void => {
if (this.props.onHover) this.props.onHover(false);
this.setState({
hover: false,
});
this.props.onHideTooltip?.(ev);
};
private onFocus = (ev: FocusEvent): void => {
// We only show the tooltip if focus arrived here from some other
// element, to avoid leaving tooltips hanging around when a modal closes
if (ev.relatedTarget) this.showTooltip();
};
public render(): React.ReactNode {
// eslint-disable-next-line @typescript-eslint/no-unused-vars
const { title, tooltip, children, tooltipClassName, forceHide, alignment, onHideTooltip, ...props } =
this.props;
const tip = this.state.hover && (title || tooltip) && (
<Tooltip tooltipClassName={tooltipClassName} label={tooltip || title} alignment={alignment} />
);
return (
<AccessibleButton
{...props}
onMouseOver={this.showTooltip || props.onMouseOver}
onMouseLeave={this.hideTooltip || props.onMouseLeave}
onFocus={this.onFocus || props.onFocus}
onBlur={this.hideTooltip || props.onBlur}
aria-label={title || props["aria-label"]}
>
{children}
{this.props.label}
{(tooltip || title) && tip}
</AccessibleButton>
);
}
}