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Adapt <Tooltip> to use an Alignment enum instead

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This commit is contained in:
Travis Ralston
2021-04-14 21:13:09 -06:00
parent f25a4214e3
commit 22219e0e80
3 changed files with 46 additions and 10 deletions
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48
src/components/views/elements/Tooltip.tsx
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@@ -25,6 +25,14 @@ import {replaceableComponent} from "../../../utils/replaceableComponent";
const MIN_TOOLTIP_HEIGHT = 25;
export enum Alignment {
Natural, // Pick left or right
Left,
Right,
Top, // Centered
Bottom, // Centered
}
interface IProps {
// Class applied to the element used to position the tooltip
className?: string;
@@ -36,7 +44,7 @@ interface IProps {
visible?: boolean;
// the react element to put into the tooltip
label: React.ReactNode;
forceOnRight?: boolean;
alignment?: Alignment; // defaults to Natural
yOffset?: number;
}
@@ -46,10 +54,14 @@ export default class Tooltip extends React.Component<IProps> {
private tooltip: void | Element | Component<Element, any, any>;
private parent: Element;
// XXX: This is because some components (Field) are unable to `import` the Tooltip class,
// so we expose the Alignment options off of us statically.
public static readonly Alignment = Alignment;
public static readonly defaultProps = {
visible: true,
yOffset: 0,
alignment: Alignment.Natural,
};
// Create a wrapper for the tooltip outside the parent and attach it to the body element
@@ -86,11 +98,35 @@ export default class Tooltip extends React.Component<IProps> {
offset = Math.floor(parentBox.height - MIN_TOOLTIP_HEIGHT);
}
style.top = (parentBox.top - 2 + this.props.yOffset) + window.pageYOffset + offset;
if (!this.props.forceOnRight && parentBox.right > window.innerWidth / 2) {
style.right = window.innerWidth - parentBox.right - window.pageXOffset - 16;
} else {
style.left = parentBox.right + window.pageXOffset + 6;
const baseTop = (parentBox.top - 2 + this.props.yOffset) + window.pageYOffset;
const top = baseTop + offset;
const right = window.innerWidth - parentBox.right - window.pageXOffset - 16;
const left = parentBox.right + window.pageXOffset + 6;
const horizontalCenter = parentBox.right - window.pageXOffset - (parentBox.width / 2);
switch(this.props.alignment) {
case Alignment.Natural:
if (parentBox.right > window.innerWidth / 2) {
style.right = right;
style.top = top;
break;
}
// fall through to Right
case Alignment.Right:
style.left = left;
style.top = top;
break;
case Alignment.Left:
style.right = right;
style.top = top;
break;
case Alignment.Top:
style.top = baseTop - 16;
style.left = horizontalCenter;
break;
case Alignment.Bottom:
style.top = baseTop + parentBox.height;
style.left = horizontalCenter;
break;
}
return style;