diff options
Diffstat (limited to 'src/client/views/Main.tsx')
| -rw-r--r-- | src/client/views/Main.tsx | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/src/client/views/Main.tsx b/src/client/views/Main.tsx index 419de6fc1..ac00be63c 100644 --- a/src/client/views/Main.tsx +++ b/src/client/views/Main.tsx @@ -40,7 +40,43 @@ import { DocumentView } from './nodes/DocumentView'; import { FormattedTextBox } from './nodes/FormattedTextBox'; import { REPLCommand } from 'repl'; import { Key } from '../../fields/Key'; +import { truncate } from 'fs'; + +export interface PromptProps { +} + +@observer +export class PreviewCursorPrompt extends React.Component<PromptProps> { + private _prompt = React.createRef<HTMLDivElement>(); + //when focus is lost, this will remove the preview cursor + @action onBlur = (): void => { + PreviewCursorPrompt.Visible = false; + PreviewCursorPrompt.hide(); + } + + @observable static clickPoint = [0, 0]; + @observable public static Visible = false; + @observable public static hide = () => { }; + @action + public static Show(hide: any, x: number, y: number) { + this.clickPoint = [x, y]; + this.hide = hide; + setTimeout(action(() => this.Visible = true), (1)); + } + render() { + if (!PreviewCursorPrompt.clickPoint) + return (null); + if (PreviewCursorPrompt.Visible && this._prompt.current) { + this._prompt.current.focus(); + } + let p = PreviewCursorPrompt.clickPoint; + return <div className="previewCursor" id="previewCursor" onBlur={this.onBlur} tabIndex={0} ref={this._prompt} + style={{ transform: `translate(${p[0]}px, ${p[1]}px)`, opacity: PreviewCursorPrompt.Visible ? 1 : 0 }}> + I + </div >; + } +} @observer export class Main extends React.Component { // dummy initializations keep the compiler happy @@ -392,6 +428,7 @@ export class Main extends React.Component { {({ measureRef }) => <div ref={measureRef} id="mainContent-div"> {this.mainContent} + <PreviewCursorPrompt /> </div> } </Measure> |