38 lines
1.5 KiB
TypeScript
38 lines
1.5 KiB
TypeScript
import { ipcRendererInternal } from '@electron/internal/renderer/ipc-renderer-internal';
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import { IPC_MESSAGES } from '@electron/internal/common/ipc-messages';
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import type * as webViewImpl from '@electron/internal/renderer/web-view/web-view-impl';
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import type * as webViewElement from '@electron/internal/renderer/web-view/web-view-element';
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const v8Util = process._linkedBinding('electron_common_v8_util');
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function handleFocusBlur () {
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// Note that while Chromium content APIs have observer for focus/blur, they
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// unfortunately do not work for webview.
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window.addEventListener('focus', () => {
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ipcRendererInternal.send(IPC_MESSAGES.GUEST_VIEW_MANAGER_FOCUS_CHANGE, true);
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});
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window.addEventListener('blur', () => {
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ipcRendererInternal.send(IPC_MESSAGES.GUEST_VIEW_MANAGER_FOCUS_CHANGE, false);
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});
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}
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export function webViewInit (contextIsolation: boolean, webviewTag: boolean, guestInstanceId: number) {
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// Don't allow recursive `<webview>`.
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if (webviewTag && !guestInstanceId) {
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const webViewImplModule = require('@electron/internal/renderer/web-view/web-view-impl') as typeof webViewImpl;
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if (contextIsolation) {
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v8Util.setHiddenValue(window, 'web-view-impl', webViewImplModule);
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} else {
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const { setupWebView } = require('@electron/internal/renderer/web-view/web-view-element') as typeof webViewElement;
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setupWebView(webViewImplModule);
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}
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}
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if (guestInstanceId) {
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// Report focus/blur events of webview to browser.
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handleFocusBlur();
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}
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}
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