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// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
import Foundation
import WebKit
/// An object that decides the policy for a navigation request by `WebKit`'s delegate methods.
protocol WKPolicyDecider {
/// The next decider in the chain, that can eventually respond with a `WKPolicy`
/// when this decider is not able to handle it.
var nextDecider: WKPolicyDecider? { get set }
func policyForNavigation(action: NavigationAction) -> WKPolicy
func policyForNavigation(response: NavigationResponse) -> WKPolicy
func policyForPopupNavigation(action: NavigationAction) -> WKPolicy
}
protocol NavigationAction {
var url: URL? { get }
var request: URLRequest { get }
var navigationType: WKNavigationType { get }
var sourceFrameInfo: FrameInfo { get }
var targetFrameInfo: FrameInfo? { get }
}
protocol NavigationResponse {
var url: URL? { get }
var response: URLResponse { get }
var isForMainFrame: Bool { get }
}
extension WKNavigationAction: NavigationAction {
var sourceFrameInfo: any FrameInfo {
return sourceFrame
}
var targetFrameInfo: (any FrameInfo)? {
return targetFrame
}
var url: URL? {
return request.url
}
}
extension WKNavigationResponse: NavigationResponse {
var url: URL? {
return response.url
}
}
protocol FrameInfo {
var isMainFrame: Bool { get }
var request: URLRequest { get }
}
extension WKFrameInfo: FrameInfo {
}