electron/lib/renderer/api/desktop-capturer.ts

39 lines
1.3 KiB
TypeScript

import { ipcRendererInternal } from '@electron/internal/renderer/ipc-renderer-internal';
import { deserialize } from '@electron/internal/common/type-utils';
const { hasSwitch } = process.electronBinding('command_line');
// |options.types| can't be empty and must be an array
function isValid (options: Electron.SourcesOptions) {
const types = options ? options.types : undefined;
return Array.isArray(types);
}
const enableStacks = hasSwitch('enable-api-filtering-logging');
function getCurrentStack () {
const target = {};
if (enableStacks) {
Error.captureStackTrace(target, getCurrentStack);
}
return (target as any).stack;
}
export async function getSources (options: Electron.SourcesOptions) {
if (!isValid(options)) throw new Error('Invalid options');
const captureWindow = options.types.includes('window');
const captureScreen = options.types.includes('screen');
const { thumbnailSize = { width: 150, height: 150 } } = options;
const { fetchWindowIcons = false } = options;
const sources = await ipcRendererInternal.invoke<ElectronInternal.GetSourcesResult[]>('ELECTRON_BROWSER_DESKTOP_CAPTURER_GET_SOURCES', {
captureWindow,
captureScreen,
thumbnailSize,
fetchWindowIcons
} as ElectronInternal.GetSourcesOptions, getCurrentStack());
return deserialize(sources);
}