Tools/TestWebKitAPI/Tests/WebKitCocoa/RenderingProgressPlugIn.mm

/*
 * Copyright (C) 2018 Apple Inc. All rights reserved.
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#import "config.h"

#import "PlatformUtilities.h"
#import "RenderingProgressProtocol.h"
#import <WebKit/WKWebProcessPlugIn.h>
#import <WebKit/WKWebProcessPlugInBrowserContextController.h>
#import <WebKit/WKWebProcessPlugInBrowserContextControllerPrivate.h>
#import <WebKit/WKWebProcessPlugInFrame.h>
#import <WebKit/WKWebProcessPlugInLoadDelegate.h>
#import <WebKit/WKWebProcessPlugInScriptWorld.h>
#import <WebKit/_WKRemoteObjectInterface.h>
#import <WebKit/_WKRemoteObjectRegistry.h>
#import <wtf/RetainPtr.h>

@interface RenderingProgressPlugIn : NSObject <WKWebProcessPlugIn, WKWebProcessPlugInLoadDelegate>
@end

@implementation RenderingProgressPlugIn {
    RetainPtr<WKWebProcessPlugInBrowserContextController> _browserContextController;
    RetainPtr<WKWebProcessPlugInController> _plugInController;
    RetainPtr<id <DidFirstMeaningfulPaintProtocol>> _remoteObject;
}

- (void)webProcessPlugIn:(WKWebProcessPlugInController *)plugInController didCreateBrowserContextController:(WKWebProcessPlugInBrowserContextController *)browserContextController
{
    ASSERT(!_browserContextController);
    ASSERT(!_plugInController);
    _browserContextController = browserContextController;
    _plugInController = plugInController;

    _WKRemoteObjectInterface *interface = [_WKRemoteObjectInterface remoteObjectInterfaceWithProtocol:@protocol(DidFirstMeaningfulPaintProtocol)];
    _remoteObject = [[browserContextController _remoteObjectRegistry] remoteObjectProxyWithInterface:interface];

    [_browserContextController setLoadDelegate:self];
}

- (_WKRenderingProgressEvents)webProcessPlugInBrowserContextControllerRenderingProgressEvents:(WKWebProcessPlugInBrowserContextController *)controller
{
    return _WKRenderingProgressEventFirstMeaningfulPaint;
}

- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller renderingProgressDidChange:(_WKRenderingProgressEvents)events
{
    if (events & _WKRenderingProgressEventFirstMeaningfulPaint)
        [_remoteObject didFirstMeaningfulPaint];
}

@end