electron/lib/renderer/web-view/web-view-init.ts
Samuel Attard e9cb85bea6
build: add import/order eslint rule (#44106)
build: add import/order eslint rule (#44085)

* build: add import/order eslint rule

* chore: run lint:js --fix
2024-10-02 20:52:01 -07:00

42 lines
1.8 KiB
TypeScript

import { IPC_MESSAGES } from '@electron/internal/common/ipc-messages';
import { ipcRendererInternal } from '@electron/internal/renderer/ipc-renderer-internal';
import type * as guestViewInternalModule from '@electron/internal/renderer/web-view/guest-view-internal';
import type * as webViewElementModule from '@electron/internal/renderer/web-view/web-view-element';
const v8Util = process._linkedBinding('electron_common_v8_util');
const { mainFrame: webFrame } = process._linkedBinding('electron_renderer_web_frame');
function handleFocusBlur () {
// Note that while Chromium content APIs have observer for focus/blur, they
// unfortunately do not work for webview.
window.addEventListener('focus', () => {
ipcRendererInternal.send(IPC_MESSAGES.GUEST_VIEW_MANAGER_FOCUS_CHANGE, true);
});
window.addEventListener('blur', () => {
ipcRendererInternal.send(IPC_MESSAGES.GUEST_VIEW_MANAGER_FOCUS_CHANGE, false);
});
}
export function webViewInit (webviewTag: boolean, isWebView: boolean) {
// Don't allow recursive `<webview>`.
if (webviewTag && !isWebView) {
const guestViewInternal = require('@electron/internal/renderer/web-view/guest-view-internal') as typeof guestViewInternalModule;
if (process.contextIsolated) {
v8Util.setHiddenValue(window, 'guestViewInternal', guestViewInternal);
} else {
const { setupWebView } = require('@electron/internal/renderer/web-view/web-view-element') as typeof webViewElementModule;
setupWebView({
guestViewInternal,
allowGuestViewElementDefinition: webFrame.allowGuestViewElementDefinition,
setIsWebView: iframe => v8Util.setHiddenValue(iframe, 'isWebView', true)
});
}
}
if (isWebView) {
// Report focus/blur events of webview to browser.
handleFocusBlur();
}
}