38 lines
1.5 KiB
TypeScript
38 lines
1.5 KiB
TypeScript
import { webFrame, WebFrame } from 'electron'
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import { ipcRendererInternal } from '@electron/internal/renderer/ipc-renderer-internal'
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import * as errorUtils from '@electron/internal/common/error-utils'
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// All keys of WebFrame that extend Function
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type WebFrameMethod = {
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[K in keyof WebFrame]:
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WebFrame[K] extends Function ? K : never
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}
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export const webFrameInit = () => {
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// Call webFrame method
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ipcRendererInternal.on('ELECTRON_INTERNAL_RENDERER_WEB_FRAME_METHOD', (
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_event: Electron.Event, method: keyof WebFrameMethod, args: any[]
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) => {
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// The TypeScript compiler cannot handle the sheer number of
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// call signatures here and simply gives up. Incorrect invocations
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// will be caught by "keyof WebFrameMethod" though.
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(webFrame[method] as any)(...args)
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})
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ipcRendererInternal.on('ELECTRON_INTERNAL_RENDERER_ASYNC_WEB_FRAME_METHOD', (
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event: Electron.Event, requestId: number, method: keyof WebFrameMethod, args: any[]
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) => {
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new Promise(resolve =>
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// The TypeScript compiler cannot handle the sheer number of
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// call signatures here and simply gives up. Incorrect invocations
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// will be caught by "keyof WebFrameMethod" though.
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(webFrame[method] as any)(...args, resolve)
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).then(result => {
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return [null, result]
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}, error => {
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return [errorUtils.serialize(error)]
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}).then(responseArgs => {
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event.sender.send(`ELECTRON_INTERNAL_BROWSER_ASYNC_WEB_FRAME_RESPONSE_${requestId}`, ...responseArgs)
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})
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})
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}
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