PageClient Methods

Seeds compilation cache for given url. Compilation cache does not survive cross-process navigation.

Evaluates given script in every frame upon creation (before loading frame's scripts).

Brings page to front (activates tab).

Capture page screenshot.

Returns a snapshot of the page as a string. For MHTML format, the serialization includes iframes, shadow DOM, external resources, and element-inline styles.

Clears seeded compilation cache.

Tries to close page, running its beforeunload hooks, if any.

Crashes renderer on the IO thread, generates minidumps.

Creates an isolated world for the given frame.

Disables page domain notifications.

Enables page domain notifications.

Determines whether the specified object is equal to the current object.

Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection.

Generates a report for testing.

GetAdScriptId

Returns the unique (PWA) app id. Only returns values if the feature flag 'WebAppEnableManifestId' is enabled

GetAppManifest

Returns present frame tree structure.

Serves as the default hash function.

GetInstallabilityErrors

Returns metrics relating to the layouting of the page, such as viewport bounds/scale.

Returns navigation history for the current page.

Get Origin Trials on given frame.

Get Permissions Policy state on given frame.

Returns content of the given resource.

Returns present frame / resource tree structure.

Gets the Type of the current instance.

Accepts or dismisses a JavaScript initiated dialog (alert, confirm, prompt, or onbeforeunload).

Creates a shallow copy of the current Object.

Navigates current page to the given URL.

Navigates current page to the given history entry.

Print page as PDF.

Requests backend to produce compilation cache for the specified scripts. `scripts` are appeneded to the list of scripts for which the cache would be produced. The list may be reset during page navigation. When script with a matching URL is encountered, the cache is optionally produced upon backend discretion, based on internal heuristics. See also: `Page.compilationCacheProduced`.

Reloads given page optionally ignoring the cache.

Removes given script from the list.

Resets navigation history for the current page.

Acknowledges that a screencast frame has been received by the frontend.

Searches for given string in resource content.

Enable Chrome's experimental ad filter on all sites.

Enable page Content Security Policy by-passing.

Sets given markup as the document's HTML.

Set generic font families.

Set default font sizes.

Intercept file chooser requests and transfer control to protocol clients. When file chooser interception is enabled, native file chooser dialog is not shown. Instead, a protocol event `Page.fileChooserOpened` is emitted.

Controls whether page will emit lifecycle events.

Extensions for Custom Handlers API: https://html.spec.whatwg.org/multipage/system-state.html#rph-automation

Sets the Secure Payment Confirmation transaction mode. https://w3c.github.io/secure-payment-confirmation/#sctn-automation-set-spc-transaction-mode

Tries to update the web lifecycle state of the page. It will transition the page to the given state according to: https://github.com/WICG/web-lifecycle/

Starts sending each frame using the `screencastFrame` event.

Force the page stop all navigations and pending resource fetches.

Stops sending each frame in the `screencastFrame`.

Returns a string that represents the current object.

Pauses page execution. Can be resumed using generic Runtime.runIfWaitingForDebugger.