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xerobrowser/packages/CefSharp.Common.113.3.50/src/CefSharp.Core.Runtime/Internals/ClientAdapter.cpp
2023-06-07 22:24:57 +12:00

1602 lines
65 KiB
C++

// Copyright © 2010 The CefSharp Authors. All rights reserved.
//
// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
#include "Stdafx.h"
#include "ClientAdapter.h"
#include "include\cef_client.h"
#include "include\wrapper\cef_stream_resource_handler.h"
#include "CefAuthCallbackWrapper.h"
#include "CefBeforeDownloadCallbackWrapper.h"
#include "CefCertificateCallbackWrapper.h"
#include "CefContextMenuParamsWrapper.h"
#include "CefDownloadItemCallbackWrapper.h"
#include "DragData.h"
#include "CefFileDialogCallbackWrapper.h"
#include "CefFrameWrapper.h"
#include "CefJSDialogCallbackWrapper.h"
#include "CefMenuModelWrapper.h"
#include "Request.h"
#include "CefResourceRequestHandlerAdapter.h"
#include "CefRequestCallbackWrapper.h"
#include "CefRunContextMenuCallbackWrapper.h"
#include "CefPermissionPromptCallbackWrapper.h"
#include "CefSslInfoWrapper.h"
#include "CefBrowserWrapper.h"
#include "CefMediaAccessCallbackWrapper.h"
#include "ManagedCefBrowserAdapter.h"
#include "Messaging\Messages.h"
#include "PopupFeatures.h"
#include "Serialization\Primitives.h"
#include "Serialization\V8Serialization.h"
#include "Serialization\JsObjectsSerialization.h"
#include "Serialization\ObjectsSerialization.h"
#include "TypeConversion.h"
#include "WindowInfo.h"
using namespace CefSharp::Internals::Messaging;
using namespace CefSharp::Internals::Serialization;
using namespace System::Security::Cryptography::X509Certificates;
namespace CefSharp
{
namespace Internals
{
IBrowser^ ClientAdapter::GetBrowserWrapper(int browserId)
{
if (_cefBrowser.get())
{
if (_cefBrowser->GetIdentifier() == browserId)
{
return _browser;
}
//IJavascriptCallbacks that are finalized after the browser has been Disposed
//but before the IBrowserAdapter.IsDisposed is set might end up here
//attempting to access _popupBrowsers which has been set to null already.
auto popupBrowsers = _popupBrowsers;
if (Object::ReferenceEquals(popupBrowsers, nullptr))
{
return nullptr;
}
IBrowser^ popupBrowser;
if (popupBrowsers->TryGetValue(browserId, popupBrowser))
{
return popupBrowser;
}
}
return nullptr;
}
IBrowser^ ClientAdapter::GetBrowserWrapper(int browserId, bool isPopup)
{
if (!isPopup)
{
return _browser;
}
IBrowser^ popupBrowser;
if (_popupBrowsers->TryGetValue(browserId, popupBrowser))
{
return popupBrowser;
}
// For popups that were hosted using a ChromiumWebBrowser instance
if (_browserControl->HasParent)
{
return _browser;
}
return nullptr;
}
// Is a main browser if isPopuo == false or the IBrowser instance is directly associated
// with the ChromiumWebBrowser instance. Should be true in cases
// where ChromiumWebBrowser is instanciated directly or
// when a popup is hosted in a ChromiumWebBrowser instance
// For popups hosted in ChromiumWebBrowser instances it's important
// that DevTools popups return false;
bool ClientAdapter::IsMainBrowser(bool isPopup, int browserId)
{
// Main browser is always true
if (!isPopup)
{
return true;
}
// If popup and HasParent == false then always false
if (!_browserControl->HasParent)
{
return false;
}
// This method is called from OnAfterCreated before _cefBrowser is set
// If the _cefBrowser reference is null then this should be a ChromiumWebBrowser
// hosted as a popup
if (!_cefBrowser.get())
{
return true;
}
// For popups hosted in ChromiumWebBrowser instance directly (non DevTools popup)
// then return true;
if (_cefBrowser->GetIdentifier() == browserId)
{
return true;
}
return false;
}
void ClientAdapter::CloseAllPopups(bool forceClose)
{
if (_popupBrowsers->Count > 0)
{
for each (IBrowser^ browser in _popupBrowsers->Values)
{
browser->GetHost()->CloseBrowser(forceClose);
// NOTE: We don't dispose the IBrowsers here
// because ->CloseBrowser() will invoke
// ->OnBeforeClose() for the browser.
// OnBeforeClose() disposes the IBrowser there.
}
}
}
bool ClientAdapter::OnBeforePopup(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame, const CefString& target_url,
const CefString& target_frame_name, CefLifeSpanHandler::WindowOpenDisposition target_disposition, bool user_gesture,
const CefPopupFeatures& popupFeatures, CefWindowInfo& windowInfo,
CefRefPtr<CefClient>& client, CefBrowserSettings& settings, CefRefPtr<CefDictionaryValue>& extraInfo, bool* no_javascript_access)
{
auto handler = _browserControl->LifeSpanHandler;
if (handler == nullptr)
{
return false;
}
IWebBrowser^ newBrowser = nullptr;
bool createdWrapper = false;
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
PopupFeatures popupFeaturesWrapper(&popupFeatures);
BrowserSettings browserSettingsWrapper(&settings);
WindowInfo windowInfoWrapper(&windowInfo);
auto result = handler->OnBeforePopup(
_browserControl, browserWrapper,
%frameWrapper, StringUtils::ToClr(target_url),
StringUtils::ToClr(target_frame_name),
(CefSharp::WindowOpenDisposition)target_disposition,
user_gesture, %popupFeaturesWrapper,
%windowInfoWrapper, %browserSettingsWrapper, *no_javascript_access, newBrowser);
if (newBrowser != nullptr)
{
//newBrowser should never be set to _browserControl (I've seen user code where someone attepted to do this).
//So throw exception to make that perfectly clear.
if (Object::ReferenceEquals(_browserControl, newBrowser))
{
throw gcnew Exception("newBrowser should be a new instance of ChromiumWebBrowser or null.");
}
//newBrowser is not null and result is true, whilst the documentation clearly states returning true will
//cancel popup creation people keep expecting that newBrowser will do something which it won't
if (result == true)
{
throw gcnew Exception("returning true cancels popup creation, if you return true newBrowser should be set to null."
+ "Previously no exception was thrown in this instance, this exception has been added to reduce the number of"
+ " support requests from people returning true and setting newBrowser and expecting popups to work.");
}
auto newBrowserInternal = dynamic_cast<IWebBrowserInternal^>(newBrowser);
if (newBrowserInternal != nullptr)
{
//This should already be set using the SetAsPopup extension, just making doubly sure
newBrowserInternal->HasParent = true;
auto browserAdapter = dynamic_cast<ManagedCefBrowserAdapter^>(newBrowserInternal->BrowserAdapter);
if (browserAdapter != nullptr)
{
client = browserAdapter->GetClientAdapter().get();
}
}
}
return result;
}
void ClientAdapter::OnAfterCreated(CefRefPtr<CefBrowser> browser)
{
BrowserRefCounter::Instance->Increment(_browserControl->GetType());
auto browserWrapper = gcnew CefBrowserWrapper(browser);
if (IsMainBrowser(browser->IsPopup(), browser->GetIdentifier()))
{
_browserHwnd = browser->GetHost()->GetWindowHandle();
_cefBrowser = browser;
_browser = browserWrapper;
if (!Object::ReferenceEquals(_browserAdapter, nullptr))
{
_browserAdapter->OnAfterBrowserCreated(browserWrapper);
}
}
else
{
// Add to the list of popup browsers.
_popupBrowsers->Add(browser->GetIdentifier(), browserWrapper);
}
auto handler = _browserControl->LifeSpanHandler;
if (handler != nullptr)
{
handler->OnAfterCreated(_browserControl, browserWrapper);
}
}
bool ClientAdapter::DoClose(CefRefPtr<CefBrowser> browser)
{
auto handler = _browserControl->LifeSpanHandler;
if (handler != nullptr)
{
//By this point it's possible IBrowser references have been disposed
//Rather than attempting to rework the rather complex closing logic
//It's easier to pass in a new wrapper and dispose it straight away
CefBrowserWrapper browserWrapper(browser);
return handler->DoClose(_browserControl, %browserWrapper);
}
return false;
}
void ClientAdapter::OnBeforeClose(CefRefPtr<CefBrowser> browser)
{
auto handler = _browserControl->LifeSpanHandler;
if (handler != nullptr)
{
//By this point it's possible IBrowser references have been disposed
//Rather than attempting to rework the rather complex closing logic
//It's easier to pass in a new wrapper and dispose it straight away
CefBrowserWrapper browserWrapper(browser);
handler->OnBeforeClose(_browserControl, %browserWrapper);
}
if (IsMainBrowser(browser->IsPopup(), browser->GetIdentifier()))
{
_cefBrowser = nullptr;
}
else
{
// Remove from the browser popup list.
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), true);
_popupBrowsers->Remove(browser->GetIdentifier());
// Dispose the CefBrowserWrapper
delete browserWrapper;
}
BrowserRefCounter::Instance->Decrement(_browserControl->GetType());
}
void ClientAdapter::OnLoadingStateChange(CefRefPtr<CefBrowser> browser, bool isLoading, bool canGoBack, bool canGoForward)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
auto args = gcnew LoadingStateChangedEventArgs(browserWrapper, canGoBack, canGoForward, isLoading);
if (IsMainBrowser(browser->IsPopup(), browser->GetIdentifier()))
{
_browserControl->SetLoadingStateChange(args);
}
auto handler = _browserControl->LoadHandler;
if (handler != nullptr)
{
handler->OnLoadingStateChange(_browserControl, args);
}
}
void ClientAdapter::OnAddressChange(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame, const CefString& address)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
auto args = gcnew AddressChangedEventArgs(browserWrapper, StringUtils::ToClr(address));
if (IsMainBrowser(browser->IsPopup(), browser->GetIdentifier()))
{
_browserControl->SetAddress(args);
}
auto handler = _browserControl->DisplayHandler;
if (handler != nullptr)
{
handler->OnAddressChanged(_browserControl, args);
}
}
bool ClientAdapter::OnAutoResize(CefRefPtr<CefBrowser> browser, const CefSize& new_size)
{
auto handler = _browserControl->DisplayHandler;
if (handler == nullptr)
{
return false;
}
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
return handler->OnAutoResize(_browserControl, browserWrapper, CefSharp::Structs::Size(new_size.width, new_size.height));
}
bool ClientAdapter::OnCursorChange(CefRefPtr<CefBrowser> browser, CefCursorHandle cursor, cef_cursor_type_t type, const CefCursorInfo& custom_cursor_info)
{
auto handler = _browserControl->DisplayHandler;
if (handler == nullptr)
{
InternalCursorChange(browser, cursor, type, custom_cursor_info);
return false;
}
CursorInfo customCursorInfo;
//TODO: this is duplicated in RenderClientAdapter::InternalCursorChange
//Only create the struct when we actually have a custom cursor
if (type == cef_cursor_type_t::CT_CUSTOM)
{
Point hotspot = Point(custom_cursor_info.hotspot.x, custom_cursor_info.hotspot.y);
Size size = Size(custom_cursor_info.size.width, custom_cursor_info.size.height);
customCursorInfo = CursorInfo(IntPtr((void*)custom_cursor_info.buffer), hotspot, custom_cursor_info.image_scale_factor, size);
}
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
auto handled = handler->OnCursorChange(_browserControl, browserWrapper, (IntPtr)cursor, (CefSharp::Enums::CursorType)type, customCursorInfo);
if (handled)
{
return true;
}
InternalCursorChange(browser, cursor, type, custom_cursor_info);
return false;
};
void ClientAdapter::InternalCursorChange(CefRefPtr<CefBrowser> browser, CefCursorHandle cursor, cef_cursor_type_t type, const CefCursorInfo& custom_cursor_info)
{
}
void ClientAdapter::OnTitleChange(CefRefPtr<CefBrowser> browser, const CefString& title)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
auto args = gcnew TitleChangedEventArgs(browserWrapper, StringUtils::ToClr(title));
if (IsMainBrowser(browser->IsPopup(), browser->GetIdentifier()))
{
_browserControl->SetTitle(args);
}
else
{
// Set the popup window title
auto hwnd = browser->GetHost()->GetWindowHandle();
SetWindowText(hwnd, std::wstring(title).c_str());
}
auto handler = _browserControl->DisplayHandler;
if (handler != nullptr)
{
handler->OnTitleChanged(_browserControl, args);
}
}
void ClientAdapter::OnFaviconURLChange(CefRefPtr<CefBrowser> browser, const std::vector<CefString>& iconUrls)
{
auto handler = _browserControl->DisplayHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
handler->OnFaviconUrlChange(_browserControl, browserWrapper, StringUtils::ToClr(iconUrls));
}
}
void ClientAdapter::OnFullscreenModeChange(CefRefPtr<CefBrowser> browser, bool fullscreen)
{
auto handler = _browserControl->DisplayHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
handler->OnFullscreenModeChange(_browserControl, browserWrapper, fullscreen);
}
}
void ClientAdapter::OnLoadingProgressChange(CefRefPtr<CefBrowser> browser, double progress)
{
auto handler = _browserControl->DisplayHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
handler->OnLoadingProgressChange(_browserControl, browserWrapper, progress);
}
}
bool ClientAdapter::OnTooltip(CefRefPtr<CefBrowser> browser, CefString& text)
{
auto tooltip = StringUtils::ToClr(text);
bool hasChanged = tooltip != _tooltip;
bool returnFlag = true;
//NOTE: Only called if tooltip changed otherwise called many times
// also only called when using OSR, https://github.com/chromiumembedded/cef/issues/783
if (hasChanged)
{
auto handler = _browserControl->DisplayHandler;
if (handler != nullptr)
{
returnFlag = handler->OnTooltipChanged(_browserControl, tooltip);
}
if (IsMainBrowser(browser->IsPopup(), browser->GetIdentifier()))
{
_tooltip = tooltip;
_browserControl->SetTooltipText(_tooltip);
}
}
return returnFlag;
}
bool ClientAdapter::OnConsoleMessage(CefRefPtr<CefBrowser> browser, cef_log_severity_t level, const CefString& message, const CefString& source, int line)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
auto args = gcnew ConsoleMessageEventArgs(browserWrapper, (LogSeverity)level, StringUtils::ToClr(message), StringUtils::ToClr(source), line);
if (IsMainBrowser(browser->IsPopup(), browser->GetIdentifier()))
{
_browserControl->OnConsoleMessage(args);
}
auto handler = _browserControl->DisplayHandler;
if (handler == nullptr)
{
return false;
}
return handler->OnConsoleMessage(_browserControl, args);
}
void ClientAdapter::OnStatusMessage(CefRefPtr<CefBrowser> browser, const CefString& value)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
auto args = gcnew StatusMessageEventArgs(browserWrapper, StringUtils::ToClr(value));
if (IsMainBrowser(browser->IsPopup(), browser->GetIdentifier()))
{
_browserControl->OnStatusMessage(args);
}
auto handler = _browserControl->DisplayHandler;
if (handler != nullptr)
{
handler->OnStatusMessage(_browserControl, args);
}
}
bool ClientAdapter::OnKeyEvent(CefRefPtr<CefBrowser> browser, const CefKeyEvent& event, CefEventHandle os_event)
{
auto handler = _browserControl->KeyboardHandler;
if (handler == nullptr)
{
return false;
}
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
return handler->OnKeyEvent(
_browserControl, browserWrapper, (KeyType)event.type, event.windows_key_code,
event.native_key_code,
(CefEventFlags)event.modifiers, event.is_system_key == 1);
}
bool ClientAdapter::OnPreKeyEvent(CefRefPtr<CefBrowser> browser, const CefKeyEvent& event, CefEventHandle os_event, bool* is_keyboard_shortcut)
{
auto handler = _browserControl->KeyboardHandler;
if (handler == nullptr)
{
return false;
}
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
return handler->OnPreKeyEvent(
_browserControl, browserWrapper, (KeyType)event.type, event.windows_key_code,
event.native_key_code, (CefEventFlags)event.modifiers, event.is_system_key == 1,
*is_keyboard_shortcut);
}
void ClientAdapter::OnLoadStart(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame, TransitionType transitionType)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
if (IsMainBrowser(browser->IsPopup(), browser->GetIdentifier()))
{
_browserControl->OnFrameLoadStart(gcnew FrameLoadStartEventArgs(browserWrapper, %frameWrapper, (CefSharp::TransitionType)transitionType));
}
auto handler = _browserControl->LoadHandler;
if (handler != nullptr)
{
handler->OnFrameLoadStart(_browserControl, gcnew FrameLoadStartEventArgs(browserWrapper, %frameWrapper, (CefSharp::TransitionType)transitionType));
}
}
void ClientAdapter::OnLoadEnd(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame, int httpStatusCode)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
if (IsMainBrowser(browser->IsPopup(), browser->GetIdentifier()))
{
_browserControl->OnFrameLoadEnd(gcnew FrameLoadEndEventArgs(browserWrapper, %frameWrapper, httpStatusCode));
}
auto handler = _browserControl->LoadHandler;
if (handler != nullptr)
{
handler->OnFrameLoadEnd(_browserControl, gcnew FrameLoadEndEventArgs(browserWrapper, %frameWrapper, httpStatusCode));
}
}
void ClientAdapter::OnLoadError(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame, ErrorCode errorCode, const CefString& errorText, const CefString& failedUrl)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
if (IsMainBrowser(browser->IsPopup(), browser->GetIdentifier()))
{
_browserControl->OnLoadError(gcnew LoadErrorEventArgs(browserWrapper, %frameWrapper,
(CefErrorCode)errorCode, StringUtils::ToClr(errorText), StringUtils::ToClr(failedUrl)));
}
auto handler = _browserControl->LoadHandler;
if (handler != nullptr)
{
handler->OnLoadError(_browserControl,
gcnew LoadErrorEventArgs(browserWrapper, %frameWrapper, (CefErrorCode)errorCode, StringUtils::ToClr(errorText), StringUtils::ToClr(failedUrl)));
}
}
bool ClientAdapter::OnBeforeBrowse(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame, CefRefPtr<CefRequest> request, bool userGesture, bool isRedirect)
{
auto handler = _browserControl->RequestHandler;
if (handler == nullptr)
{
return false;
}
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
Request requestWrapper(request);
return handler->OnBeforeBrowse(_browserControl, browserWrapper, %frameWrapper, %requestWrapper, userGesture, isRedirect);
}
bool ClientAdapter::OnOpenURLFromTab(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame, const CefString& targetUrl,
CefRequestHandler::WindowOpenDisposition targetDisposition, bool userGesture)
{
auto handler = _browserControl->RequestHandler;
if (handler == nullptr)
{
return false;
}
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
return handler->OnOpenUrlFromTab(_browserControl, browserWrapper, %frameWrapper, StringUtils::ToClr(targetUrl), (CefSharp::WindowOpenDisposition)targetDisposition, userGesture);
}
CefRefPtr<CefResourceRequestHandler> ClientAdapter::GetResourceRequestHandler(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame, CefRefPtr<CefRequest> request, bool isNavigation, bool isDownload, const CefString& requestInitiator, bool& disableDefaultHandling)
{
auto handler = _browserControl->RequestHandler;
auto resourceRequestHandlerFactory = _browserControl->ResourceRequestHandlerFactory;
//No handler and no factory, we'll just return null
if (handler == nullptr && resourceRequestHandlerFactory == nullptr)
{
return nullptr;
}
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
Request requestWrapper(request);
if (handler != nullptr)
{
auto resourceRequestHandler = handler->GetResourceRequestHandler(_browserControl, browserWrapper, %frameWrapper,
%requestWrapper, isNavigation, isDownload, StringUtils::ToClr(requestInitiator), disableDefaultHandling);
if (resourceRequestHandler != nullptr)
{
return new CefResourceRequestHandlerAdapter(_browserControl, resourceRequestHandler);
}
}
if (resourceRequestHandlerFactory != nullptr && resourceRequestHandlerFactory->HasHandlers)
{
auto factoryHandler = resourceRequestHandlerFactory->GetResourceRequestHandler(_browserControl, browserWrapper, %frameWrapper,
%requestWrapper, isNavigation, isDownload, StringUtils::ToClr(requestInitiator), disableDefaultHandling);
if (factoryHandler != nullptr)
{
return new CefResourceRequestHandlerAdapter(_browserControl, factoryHandler);
}
}
return nullptr;
}
bool ClientAdapter::OnCertificateError(CefRefPtr<CefBrowser> browser, cef_errorcode_t cert_error, const CefString& request_url, CefRefPtr<CefSSLInfo> ssl_info, CefRefPtr<CefCallback> callback)
{
auto handler = _browserControl->RequestHandler;
if (handler == nullptr)
{
return false;
}
// If callback is empty the error cannot be recovered from and the request will be canceled automatically.
// Still notify the user of the certificate error just don't provide a callback.
auto requestCallback = callback == nullptr ? nullptr : gcnew CefRequestCallbackWrapper(callback);
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
auto sslInfoWrapper = gcnew CefSslInfoWrapper(ssl_info);
return handler->OnCertificateError(_browserControl, browserWrapper, (CefErrorCode)cert_error, StringUtils::ToClr(request_url), sslInfoWrapper, requestCallback);
}
void ClientAdapter::OnRenderViewReady(CefRefPtr<CefBrowser> browser)
{
auto handler = _browserControl->RequestHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
handler->OnRenderViewReady(_browserControl, browserWrapper);
}
}
void ClientAdapter::OnRenderProcessTerminated(CefRefPtr<CefBrowser> browser, TerminationStatus status)
{
auto handler = _browserControl->RequestHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
handler->OnRenderProcessTerminated(_browserControl, browserWrapper, (CefTerminationStatus)status);
}
}
void ClientAdapter::OnDocumentAvailableInMainFrame(CefRefPtr<CefBrowser> browser)
{
auto handler = _browserControl->RequestHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
handler->OnDocumentAvailableInMainFrame(_browserControl, browserWrapper);
}
}
bool ClientAdapter::GetAuthCredentials(CefRefPtr<CefBrowser> browser, const CefString& originUrl, bool isProxy,
const CefString& host, int port, const CefString& realm, const CefString& scheme, CefRefPtr<CefAuthCallback> callback)
{
if (isProxy && CefSharpSettings::Proxy != nullptr && CefSharpSettings::Proxy->IP == StringUtils::ToClr(host) && CefSharpSettings::Proxy->HasUsernameAndPassword())
{
callback->Continue(StringUtils::ToNative(CefSharpSettings::Proxy->Username), StringUtils::ToNative(CefSharpSettings::Proxy->Password));
return true;
}
auto handler = _browserControl->RequestHandler;
if (handler == nullptr)
{
return false;
}
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
auto callbackWrapper = gcnew CefAuthCallbackWrapper(callback);
return handler->GetAuthCredentials(
_browserControl, browserWrapper, StringUtils::ToClr(originUrl), isProxy,
StringUtils::ToClr(host), port, StringUtils::ToClr(realm),
StringUtils::ToClr(scheme), callbackWrapper);
}
bool ClientAdapter::OnSelectClientCertificate(CefRefPtr<CefBrowser> browser, bool isProxy, const CefString& host,
int port, const CefRequestHandler::X509CertificateList& certificates, CefRefPtr<CefSelectClientCertificateCallback> callback)
{
auto handler = _browserControl->RequestHandler;
if (handler == nullptr)
{
return false;
}
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
auto list = gcnew X509Certificate2Collection();
// Create a copy of the vector in an attempt to fix #2948
CefRequestHandler::X509CertificateList certs;
std::vector<CefRefPtr<CefX509Certificate> >::const_iterator it =
certificates.begin();
for (; it != certificates.end(); ++it)
{
auto bytes((*it)->GetDEREncoded());
auto byteSize = bytes->GetSize();
auto bufferByte = gcnew cli::array<Byte>(byteSize);
pin_ptr<Byte> src = &bufferByte[0]; // pin pointer to first element in arr
bytes->GetData(static_cast<void*>(src), byteSize, 0);
auto cert = gcnew X509Certificate2(bufferByte);
list->Add(cert);
certs.push_back(*it);
}
auto callbackWrapper = gcnew CefCertificateCallbackWrapper(callback, certs);
return handler->OnSelectClientCertificate(
_browserControl, browserWrapper, isProxy,
StringUtils::ToClr(host), port, list, callbackWrapper);
}
void ClientAdapter::OnBeforeContextMenu(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame,
CefRefPtr<CefContextMenuParams> params, CefRefPtr<CefMenuModel> model)
{
auto handler = _browserControl->MenuHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
CefContextMenuParamsWrapper contextMenuParamsWrapper(params);
CefMenuModelWrapper menuModelWrapper(model);
handler->OnBeforeContextMenu(_browserControl, browserWrapper, %frameWrapper, %contextMenuParamsWrapper, %menuModelWrapper);
}
}
bool ClientAdapter::OnContextMenuCommand(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame,
CefRefPtr<CefContextMenuParams> params, int commandId, EventFlags eventFlags)
{
auto handler = _browserControl->MenuHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
CefContextMenuParamsWrapper contextMenuParamsWrapper(params);
return handler->OnContextMenuCommand(_browserControl, browserWrapper, %frameWrapper, %contextMenuParamsWrapper,
(CefMenuCommand)commandId, (CefEventFlags)eventFlags);
}
return false;
}
void ClientAdapter::OnContextMenuDismissed(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame)
{
auto handler = _browserControl->MenuHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
handler->OnContextMenuDismissed(_browserControl, browserWrapper, %frameWrapper);
}
}
bool ClientAdapter::RunContextMenu(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame, CefRefPtr<CefContextMenuParams> params, CefRefPtr<CefMenuModel> model, CefRefPtr<CefRunContextMenuCallback> callback)
{
auto handler = _browserControl->MenuHandler;
if (handler == nullptr)
{
return false;
}
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
CefContextMenuParamsWrapper contextMenuParamsWrapper(params);
CefMenuModelWrapper menuModelWrapper(model);
auto callbackWrapper = gcnew CefRunContextMenuCallbackWrapper(callback);
return handler->RunContextMenu(_browserControl, browserWrapper, %frameWrapper, %contextMenuParamsWrapper, %menuModelWrapper, callbackWrapper);
}
void ClientAdapter::OnGotFocus(CefRefPtr<CefBrowser> browser)
{
auto handler = _browserControl->FocusHandler;
if (handler == nullptr)
{
return;
}
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
handler->OnGotFocus(_browserControl, browserWrapper);
}
bool ClientAdapter::OnSetFocus(CefRefPtr<CefBrowser> browser, FocusSource source)
{
auto handler = _browserControl->FocusHandler;
if (handler == nullptr)
{
// Allow the focus to be set by default.
return false;
}
//For DevTools (which is hosted as a popup) OnSetFocus is called before OnAfterCreated so we don't
// have a reference to the standard popup IBrowser wrapper, so we just pass a
// short term reference.
CefBrowserWrapper browserWrapper(browser);
return handler->OnSetFocus(_browserControl, %browserWrapper, (CefFocusSource)source);
}
void ClientAdapter::OnTakeFocus(CefRefPtr<CefBrowser> browser, bool next)
{
auto handler = _browserControl->FocusHandler;
if (handler == nullptr)
{
return;
}
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
handler->OnTakeFocus(_browserControl, browserWrapper, next);
}
bool ClientAdapter::OnJSDialog(CefRefPtr<CefBrowser> browser, const CefString& origin_url,
JSDialogType dialog_type, const CefString& message_text, const CefString& default_prompt_text,
CefRefPtr<CefJSDialogCallback> callback, bool& suppress_message)
{
auto handler = _browserControl->JsDialogHandler;
if (handler == nullptr)
{
return false;
}
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
auto callbackWrapper = gcnew CefJSDialogCallbackWrapper(callback);
return handler->OnJSDialog(_browserControl, browserWrapper,
StringUtils::ToClr(origin_url), (CefJsDialogType)dialog_type,
StringUtils::ToClr(message_text), StringUtils::ToClr(default_prompt_text), callbackWrapper, suppress_message);
}
bool ClientAdapter::OnBeforeUnloadDialog(CefRefPtr<CefBrowser> browser, const CefString& message_text, bool is_reload, CefRefPtr<CefJSDialogCallback> callback)
{
auto handler = _browserControl->JsDialogHandler;
if (handler == nullptr)
{
return false;
}
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
auto callbackWrapper = gcnew CefJSDialogCallbackWrapper(callback);
return handler->OnBeforeUnloadDialog(_browserControl, browserWrapper, StringUtils::ToClr(message_text), is_reload, callbackWrapper);
}
void ClientAdapter::OnResetDialogState(CefRefPtr<CefBrowser> browser)
{
auto handler = _browserControl->JsDialogHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
handler->OnResetDialogState(_browserControl, browserWrapper);
}
}
void ClientAdapter::OnDialogClosed(CefRefPtr<CefBrowser> browser)
{
auto handler = _browserControl->JsDialogHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
handler->OnDialogClosed(_browserControl, browserWrapper);
}
}
bool ClientAdapter::OnFileDialog(CefRefPtr<CefBrowser> browser, FileDialogMode mode, const CefString& title,
const CefString& default_file_path, const std::vector<CefString>& accept_filters,
CefRefPtr<CefFileDialogCallback> callback)
{
auto handler = _browserControl->DialogHandler;
if (handler == nullptr)
{
return false;
}
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
auto callbackWrapper = gcnew CefFileDialogCallbackWrapper(callback);
return handler->OnFileDialog(
_browserControl,
browserWrapper,
(CefFileDialogMode)mode,
StringUtils::ToClr(title),
StringUtils::ToClr(default_file_path),
StringUtils::ToClr(accept_filters),
callbackWrapper);
}
bool ClientAdapter::OnDragEnter(CefRefPtr<CefBrowser> browser, CefRefPtr<CefDragData> dragData, DragOperationsMask mask)
{
auto handler = _browserControl->DragHandler;
if (handler == nullptr)
{
return false;
}
DragData dragDataWrapper(dragData);
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
return handler->OnDragEnter(_browserControl, browserWrapper, %dragDataWrapper, (CefSharp::Enums::DragOperationsMask)mask);
}
void ClientAdapter::OnDraggableRegionsChanged(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame, const std::vector<CefDraggableRegion>& regions)
{
auto handler = _browserControl->DragHandler;
if (handler != nullptr)
{
auto regionsList = TypeConversion::FromNative(regions);
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
return handler->OnDraggableRegionsChanged(_browserControl, browserWrapper, %frameWrapper, regionsList);
}
}
bool ClientAdapter::CanDownload(CefRefPtr<CefBrowser> browser, const CefString& url, const CefString& request_method)
{
auto handler = _browserControl->DownloadHandler;
if (handler == nullptr)
{
return true;
}
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
return handler->CanDownload(_browserControl, browserWrapper, StringUtils::ToClr(url), StringUtils::ToClr(request_method));
}
void ClientAdapter::OnBeforeDownload(CefRefPtr<CefBrowser> browser, CefRefPtr<CefDownloadItem> download_item,
const CefString& suggested_name, CefRefPtr<CefBeforeDownloadCallback> callback)
{
auto handler = _browserControl->DownloadHandler;
if (handler != nullptr)
{
auto downloadItem = TypeConversion::FromNative(download_item);
downloadItem->SuggestedFileName = StringUtils::ToClr(suggested_name);
auto callbackWrapper = gcnew CefBeforeDownloadCallbackWrapper(callback);
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
handler->OnBeforeDownload(_browserControl, browserWrapper, downloadItem, callbackWrapper);
}
};
void ClientAdapter::OnDownloadUpdated(CefRefPtr<CefBrowser> browser, CefRefPtr<CefDownloadItem> download_item,
CefRefPtr<CefDownloadItemCallback> callback)
{
auto handler = _browserControl->DownloadHandler;
if (handler != nullptr)
{
auto callbackWrapper = gcnew CefDownloadItemCallbackWrapper(callback);
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
handler->OnDownloadUpdated(_browserControl, browserWrapper, TypeConversion::FromNative(download_item), callbackWrapper);
}
}
void ClientAdapter::OnFindResult(CefRefPtr<CefBrowser> browser, int identifier, int count, const CefRect& selectionRect, int activeMatchOrdinal, bool finalUpdate)
{
auto handler = _browserControl->FindHandler;
if (handler != nullptr)
{
auto rect = Rect(selectionRect.x, selectionRect.y, selectionRect.width, selectionRect.height);
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
handler->OnFindResult(_browserControl, browserWrapper, identifier, count, rect, activeMatchOrdinal, finalUpdate);
}
}
bool ClientAdapter::GetAudioParameters(CefRefPtr<CefBrowser> browser, CefAudioParameters & params)
{
auto handler = _browserControl->AudioHandler;
if (handler == nullptr)
{
return false;
}
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
auto parameters = new AudioParameters((CefSharp::Enums::ChannelLayout)params.channel_layout, params.sample_rate, params.frames_per_buffer);
auto result = handler->GetAudioParameters(_browserControl, browserWrapper, *parameters);
if (result)
{
params.channel_layout = (cef_channel_layout_t)parameters->ChannelLayout;
params.sample_rate = parameters->SampleRate;
params.frames_per_buffer = parameters->FramesPerBuffer;
}
return result;
}
void ClientAdapter::OnAudioStreamStarted(CefRefPtr<CefBrowser> browser, const CefAudioParameters& params, int channels)
{
auto handler = _browserControl->AudioHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
AudioParameters parameters((CefSharp::Enums::ChannelLayout)params.channel_layout, params.sample_rate, params.frames_per_buffer);
handler->OnAudioStreamStarted(_browserControl, browserWrapper, parameters, channels);
}
}
void ClientAdapter::OnAudioStreamPacket(CefRefPtr<CefBrowser> browser, const float** data, int frames, int64 pts)
{
auto handler = _browserControl->AudioHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
handler->OnAudioStreamPacket(_browserControl, browserWrapper, IntPtr((void *)data), frames, pts);
}
}
void ClientAdapter::OnAudioStreamStopped(CefRefPtr<CefBrowser> browser)
{
auto handler = _browserControl->AudioHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
handler->OnAudioStreamStopped(_browserControl, browserWrapper);
}
}
void ClientAdapter::OnAudioStreamError(CefRefPtr<CefBrowser> browser, const CefString& message)
{
auto handler = _browserControl->AudioHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
handler->OnAudioStreamError(_browserControl, browserWrapper, StringUtils::ToClr(message));
}
}
void ClientAdapter::OnFrameCreated(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame)
{
auto handler = _browserControl->FrameHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
auto frameWrapper = gcnew CefFrameWrapper(frame);
if (browserWrapper == nullptr)
{
// Very first OnFrameCreated called may happen before OnAfterCreated
// so we have to create a new wrapper that's lifespan is scoped to this single call.
CefBrowserWrapper browserWrapper(browser);
handler->OnFrameCreated(_browserControl, %browserWrapper, frameWrapper);
}
else
{
handler->OnFrameCreated(_browserControl, browserWrapper, frameWrapper);
}
}
}
void ClientAdapter::OnFrameAttached(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame, bool reattached)
{
auto handler = _browserControl->FrameHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
handler->OnFrameAttached(_browserControl, browserWrapper, % frameWrapper, reattached);
}
}
void ClientAdapter::OnFrameDetached(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame)
{
auto handler = _browserControl->FrameHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
handler->OnFrameDetached(_browserControl, browserWrapper, % frameWrapper);
}
}
void ClientAdapter::OnMainFrameChanged(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> oldFrame, CefRefPtr<CefFrame> newFrame)
{
auto handler = _browserControl->FrameHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper^ oldFrameWrapper = nullptr;
if (oldFrame.get())
{
oldFrameWrapper = gcnew CefFrameWrapper(oldFrame);
}
CefFrameWrapper^ newFrameWrapper = nullptr;
if (newFrame.get())
{
newFrameWrapper = gcnew CefFrameWrapper(newFrame);
}
handler->OnMainFrameChanged(_browserControl, browserWrapper, oldFrameWrapper, newFrameWrapper);
delete oldFrameWrapper;
delete newFrameWrapper;
}
}
bool ClientAdapter::OnShowPermissionPrompt(CefRefPtr<CefBrowser> browser, uint64 prompt_id,
const CefString& requesting_origin, uint32 requested_permissions,
CefRefPtr<CefPermissionPromptCallback> callback)
{
auto handler = _browserControl->PermissionHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
auto callbackWrapper = gcnew CefPermissionPromptCallbackWrapper(callback);
return handler->OnShowPermissionPrompt(_browserControl, browserWrapper, prompt_id, StringUtils::ToClr(requesting_origin), (PermissionRequestType)requested_permissions, callbackWrapper);
}
return false;
}
void ClientAdapter::OnDismissPermissionPrompt(CefRefPtr<CefBrowser> browser, uint64 prompt_id,
cef_permission_request_result_t result)
{
auto handler = _browserControl->PermissionHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
handler->OnDismissPermissionPrompt(_browserControl, browserWrapper, prompt_id, (PermissionRequestResult)result);
}
}
bool ClientAdapter::OnRequestMediaAccessPermission(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame,
const CefString& requesting_origin, uint32 requested_permissions,
CefRefPtr<CefMediaAccessCallback> callback)
{
auto handler = _browserControl->PermissionHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
auto callbackWrapper = gcnew CefMediaAccessCallbackWrapper(callback);
return handler->OnRequestMediaAccessPermission(_browserControl, browserWrapper, %frameWrapper, StringUtils::ToClr(requesting_origin), (MediaAccessPermissionType)requested_permissions, callbackWrapper);
}
return false;
}
bool ClientAdapter::OnProcessMessageReceived(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame, CefProcessId source_process, CefRefPtr<CefProcessMessage> message)
{
if (_disposed)
{
return true;
}
auto handled = false;
auto name = message->GetName();
auto argList = message->GetArgumentList();
//TODO: JSB Rename messages (remove Root from name)
if (name == kJavascriptRootObjectRequest)
{
auto browserAdapter = _browserAdapter;
if (Object::ReferenceEquals(browserAdapter, nullptr) || browserAdapter->IsDisposed)
{
return true;
}
auto objectRepository = browserAdapter->JavascriptObjectRepository;
if (objectRepository == nullptr)
{
return true;
}
auto callbackId = GetInt64(argList, 0);
auto objectNames = argList->GetList(1);
auto names = gcnew List<String^>(objectNames->GetSize());
for (size_t i = 0; i < objectNames->GetSize(); i++)
{
names->Add(StringUtils::ToClr(objectNames->GetString(i)));
}
//Call GetObjects with the list of names provided (will default to all if the list is empty
//Previously we only sent a response if there were bound objects, now we always send
//a response so the promise is resolved.
auto objs = objectRepository->GetObjects(names);
auto msg = CefProcessMessage::Create(kJavascriptRootObjectResponse);
auto responseArgList = msg->GetArgumentList();
SetInt64(responseArgList, 0, callbackId);
SerializeJsObjects(objs, responseArgList, 1);
frame->SendProcessMessage(CefProcessId::PID_RENDERER, msg);
handled = true;
}
else if (name == kJavascriptObjectsBoundInJavascript)
{
auto browserAdapter = _browserAdapter;
if (Object::ReferenceEquals(browserAdapter, nullptr) || browserAdapter->IsDisposed)
{
return true;
}
auto objectRepository = browserAdapter->JavascriptObjectRepository;
if (objectRepository == nullptr)
{
return true;
}
auto boundObjects = argList->GetList(0);
auto objs = gcnew List<Tuple<String^, bool, bool>^>(boundObjects->GetSize());
for (size_t i = 0; i < boundObjects->GetSize(); i++)
{
auto obj = boundObjects->GetDictionary(i);
auto objectName = obj->GetString("Name");
auto alreadyBound = obj->GetBool("AlreadyBound");
auto isCached = obj->GetBool("IsCached");
objs->Add(Tuple::Create(StringUtils::ToClr(objectName), alreadyBound, isCached));
}
objectRepository->ObjectsBound(objs);
handled = true;
}
else if (name == kOnContextCreatedRequest)
{
//In certain circumstances the frame has already been destroyed by the time
//we get here, only continue if we have a valid frame reference
if (frame.get() && frame->IsValid())
{
if (frame->IsMain())
{
_browserControl->SetCanExecuteJavascriptOnMainFrame(frame->GetIdentifier(), true);
}
auto handler = _browserControl->RenderProcessMessageHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
handler->OnContextCreated(_browserControl, browserWrapper, %frameWrapper);
}
}
handled = true;
}
else if (name == kOnContextReleasedRequest)
{
//In certain circumstances the frame has already been destroyed by the time
//we get here, only continue if we have a valid frame reference
if (frame.get() && frame->IsValid())
{
if (frame->IsMain())
{
_browserControl->SetCanExecuteJavascriptOnMainFrame(frame->GetIdentifier(), false);
}
auto handler = _browserControl->RenderProcessMessageHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
handler->OnContextReleased(_browserControl, browserWrapper, %frameWrapper);
}
}
handled = true;
}
else if (name == kOnFocusedNodeChanged)
{
auto handler = _browserControl->RenderProcessMessageHandler;
if (handler != nullptr)
{
IDomNode^ node = nullptr;
// 0: is a node (bool)
// 1: tag name (string)
// 2: attributes (dictionary)
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
auto notEmpty = argList->GetBool(0);
if (notEmpty)
{
// Node information was passed from the render process.
auto tagName = StringUtils::ToClr(argList->GetString(1));
auto argAttributes = argList->GetDictionary(2);
auto attributes = gcnew System::Collections::Generic::Dictionary<String^, String^>();
CefDictionaryValue::KeyList keys;
argAttributes->GetKeys(keys);
for (auto key : keys)
{
attributes->Add(StringUtils::ToClr(key), StringUtils::ToClr(argAttributes->GetString(key)));
}
node = gcnew DomNode(tagName, attributes);
}
// DomNode will be empty if input focus was cleared
handler->OnFocusedNodeChanged(_browserControl, browserWrapper, %frameWrapper, node);
}
}
else if (name == kOnUncaughtException)
{
auto handler = _browserControl->RenderProcessMessageHandler;
if (handler != nullptr)
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
auto exception = gcnew JavascriptException();
exception->Message = StringUtils::ToClr(argList->GetString(0));
auto stackTrace = gcnew System::Collections::Generic::List<JavascriptStackFrame^>();
auto argFrames = argList->GetList(1);
for (auto i = 0; i < static_cast<int>(argFrames->GetSize()); i++)
{
auto argFrame = argFrames->GetList(i);
auto stackFrame = gcnew JavascriptStackFrame();
stackFrame->FunctionName = StringUtils::ToClr(argFrame->GetString(0));
stackFrame->LineNumber = argFrame->GetInt(1);
stackFrame->ColumnNumber = argFrame->GetInt(2);
stackFrame->SourceName = StringUtils::ToClr(argFrame->GetString(3));
stackTrace->Add(stackFrame);
}
exception->StackTrace = stackTrace->ToArray();
handler->OnUncaughtException(_browserControl, browserWrapper, %frameWrapper, exception);
}
}
else if (name == kEvaluateJavascriptResponse || name == kJavascriptCallbackResponse)
{
auto browserAdapter = _browserAdapter;
if (Object::ReferenceEquals(browserAdapter, nullptr) || browserAdapter->IsDisposed)
{
return true;
}
auto callbackFactory = browserAdapter->JavascriptCallbackFactory;
auto success = argList->GetBool(0);
auto callbackId = GetInt64(argList, 1);
auto pendingTask = name == kEvaluateJavascriptResponse ?
_pendingTaskRepository->RemovePendingTask(callbackId) :
_pendingTaskRepository->RemoveJavascriptCallbackPendingTask(callbackId);
if (pendingTask != nullptr)
{
auto response = gcnew JavascriptResponse();
response->Success = success;
if (success)
{
response->Result = DeserializeObject(argList, 2, callbackFactory);
}
else
{
response->Message = StringUtils::ToClr(argList->GetString(2));
}
CefSharp::Internals::TaskExtensions::TrySetResultAsync<JavascriptResponse^>(pendingTask, response);
}
handled = true;
}
else if (name == kJavascriptAsyncMethodCallRequest)
{
auto browserAdapter = _browserAdapter;
if (Object::ReferenceEquals(browserAdapter, nullptr) || browserAdapter->IsDisposed)
{
return true;
}
auto callbackFactory = browserAdapter->JavascriptCallbackFactory;
auto methodRunnerQueue = browserAdapter->MethodRunnerQueue;
//Dispose is called on a different thread, so there's a chance
//dispose is called after our IsDisposed checks, make sure we have
//actual references.
if (callbackFactory == nullptr || methodRunnerQueue == nullptr)
{
return true;
}
auto frameId = frame->GetIdentifier();
auto objectId = GetInt64(argList, 0);
auto callbackId = GetInt64(argList, 1);
auto methodName = StringUtils::ToClr(argList->GetString(2));
auto arguments = argList->GetList(3);
auto methodInvocation = gcnew MethodInvocation(browser->GetIdentifier(), frameId, objectId, methodName, (callbackId > 0 ? Nullable<int64>(callbackId) : Nullable<int64>()));
for (auto i = 0; i < static_cast<int>(arguments->GetSize()); i++)
{
methodInvocation->Parameters->Add(DeserializeObject(arguments, i, callbackFactory));
}
methodRunnerQueue->Enqueue(methodInvocation);
handled = true;
}
else if (name == kJavascriptMessageReceived)
{
auto browserAdapter = _browserAdapter;
if (Object::ReferenceEquals(browserAdapter, nullptr) || browserAdapter->IsDisposed)
{
return true;
}
auto callbackFactory = browserAdapter->JavascriptCallbackFactory;
//In certain circumstances the frame has already been destroyed by the time
//we get here, only continue if we have a valid frame reference
if (frame.get() && frame->IsValid())
{
auto browserWrapper = GetBrowserWrapper(browser->GetIdentifier(), browser->IsPopup());
CefFrameWrapper frameWrapper(frame);
auto deserializedMessage = DeserializeObject(argList, 0, callbackFactory);
_browserControl->SetJavascriptMessageReceived(gcnew JavascriptMessageReceivedEventArgs(browserWrapper, %frameWrapper, deserializedMessage));
}
handled = true;
}
return handled;
}
PendingTaskRepository<JavascriptResponse^>^ ClientAdapter::GetPendingTaskRepository()
{
return _pendingTaskRepository;
}
void ClientAdapter::MethodInvocationComplete(MethodInvocationResult^ result)
{
auto browser = GetBrowserWrapper(result->BrowserId);
if (result->CallbackId.HasValue && browser != nullptr && !browser->IsDisposed)
{
auto wrapper = static_cast<CefBrowserWrapper^>(browser);
if (wrapper == nullptr)
{
return;
}
auto cefBrowser = wrapper->Browser;
if (cefBrowser.get())
{
auto frame = cefBrowser->GetFrame(result->FrameId);
if (frame.get() && frame->IsValid())
{
auto message = CefProcessMessage::Create(kJavascriptAsyncMethodCallResponse);
auto argList = message->GetArgumentList();
SetInt64(argList, 0, result->CallbackId.Value);
argList->SetBool(1, result->Success);
if (result->Success)
{
SerializeV8Object(argList, 2, result->Result, result->NameConverter);
}
else
{
argList->SetString(2, StringUtils::ToNative(result->Message));
}
frame->SendProcessMessage(CefProcessId::PID_RENDERER, message);
}
}
}
}
}
}