diff options
Diffstat (limited to 'src/client/views/OverlayView.tsx')
| -rw-r--r-- | src/client/views/OverlayView.tsx | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/src/client/views/OverlayView.tsx b/src/client/views/OverlayView.tsx index 72f1068ce..f8fc94274 100644 --- a/src/client/views/OverlayView.tsx +++ b/src/client/views/OverlayView.tsx @@ -1,6 +1,7 @@ import * as React from "react"; import { observer } from "mobx-react"; import { observable, action } from "mobx"; +import { Utils } from "../../Utils"; export type OverlayDisposer = () => void; @@ -15,7 +16,7 @@ export type OverlayElementOptions = { export class OverlayView extends React.Component { public static Instance: OverlayView; @observable.shallow - private _elements: { ele: JSX.Element, options: OverlayElementOptions }[] = []; + private _elements: { ele: JSX.Element, id: string, options: OverlayElementOptions }[] = []; constructor(props: any) { super(props); @@ -26,7 +27,7 @@ export class OverlayView extends React.Component { @action addElement(ele: JSX.Element, options: OverlayElementOptions): OverlayDisposer { - const eleWithPosition = { ele, options }; + const eleWithPosition = { ele, options, id: Utils.GenerateGuid() }; this._elements.push(eleWithPosition); return action(() => { const index = this._elements.indexOf(eleWithPosition); @@ -37,8 +38,8 @@ export class OverlayView extends React.Component { render() { return ( <div> - {this._elements.map(({ ele, options: { x, y, width, height } }) => ( - <div style={{ position: "absolute", transform: `translate(${x}px, ${y}px)`, width, height }}>{ele}</div> + {this._elements.map(({ ele, options: { x, y, width, height }, id }) => ( + <div key={id} style={{ position: "absolute", transform: `translate(${x}px, ${y}px)`, width, height }}>{ele}</div> ))} </div> ); |