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ManagedCefBrowserAdapter.cpp
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132 lines (112 loc) · 4.44 KB
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// Copyright © 2010-2017 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 "ManagedCefBrowserAdapter.h"
#include "Internals/Messaging/Messages.h"
#include "Internals/CefFrameWrapper.h"
#include "Internals/CefSharpBrowserWrapper.h"
using namespace CefSharp::Internals::Messaging;
bool ManagedCefBrowserAdapter::IsDisposed::get()
{
return _isDisposed;
}
void ManagedCefBrowserAdapter::CreateOffscreenBrowser(IntPtr windowHandle, BrowserSettings^ browserSettings, RequestContext^ requestContext, String^ address)
{
auto hwnd = static_cast<HWND>(windowHandle.ToPointer());
CefWindowInfo window;
window.SetAsWindowless(hwnd);
CefString addressNative = StringUtils::ToNative(address);
if (!CefBrowserHost::CreateBrowser(window, _clientAdapter.get(), addressNative,
*browserSettings->_browserSettings, static_cast<CefRefPtr<CefRequestContext>>(requestContext)))
{
throw gcnew InvalidOperationException("Failed to create offscreen browser. Call Cef.Initialize() first.");
}
}
void ManagedCefBrowserAdapter::OnAfterBrowserCreated(IBrowser^ browser)
{
if (!_isDisposed)
{
_browserWrapper = browser;
_javascriptCallbackFactory->BrowserAdapter = gcnew WeakReference(this);
//Browser has been initialized, it's now too late to register a sync JSB object if Wcf wasn't enabled
_javaScriptObjectRepository->IsBrowserInitialized = true;
if (CefSharpSettings::WcfEnabled)
{
_browserProcessServiceHost = gcnew BrowserProcessServiceHost(_javaScriptObjectRepository, Process::GetCurrentProcess()->Id, browser->Identifier, _javascriptCallbackFactory);
//NOTE: Attempt to solve timing issue where browser is opened and rapidly disposed. In some cases a call to Open throws
// an exception about the process already being closed. Two relevant issues are #862 and #804.
if (_browserProcessServiceHost->State == CommunicationState::Created)
{
try
{
_browserProcessServiceHost->Open();
}
catch (Exception^)
{
//Ignore exception as it's likely cause when the browser is closing
}
}
}
if (_webBrowserInternal != nullptr)
{
_webBrowserInternal->OnAfterBrowserCreated(browser);
}
}
}
void ManagedCefBrowserAdapter::CreateBrowser(BrowserSettings^ browserSettings, RequestContext^ requestContext, IntPtr sourceHandle, String^ address)
{
HWND hwnd = static_cast<HWND>(sourceHandle.ToPointer());
RECT rect;
GetClientRect(hwnd, &rect);
CefWindowInfo window;
window.SetAsChild(hwnd, rect);
CefString addressNative = StringUtils::ToNative(address);
CefBrowserHost::CreateBrowser(window, _clientAdapter.get(), addressNative,
*browserSettings->_browserSettings, static_cast<CefRefPtr<CefRequestContext>>(requestContext));
}
void ManagedCefBrowserAdapter::Resize(int width, int height)
{
HWND browserHwnd = _clientAdapter->GetBrowserHwnd();
if (browserHwnd)
{
if (width == 0 && height == 0)
{
// For windowed browsers when the frame window is minimized set the
// browser window size to 0x0 to reduce resource usage.
SetWindowPos(browserHwnd, NULL, 0, 0, 0, 0, SWP_NOZORDER | SWP_NOMOVE | SWP_NOACTIVATE);
}
else
{
SetWindowPos(browserHwnd, NULL, 0, 0, width, height, SWP_NOZORDER);
}
}
}
IBrowser^ ManagedCefBrowserAdapter::GetBrowser(int browserId)
{
return _clientAdapter->GetBrowserWrapper(browserId);
}
IJavascriptCallbackFactory^ ManagedCefBrowserAdapter::JavascriptCallbackFactory::get()
{
return _javascriptCallbackFactory;
}
JavascriptObjectRepository^ ManagedCefBrowserAdapter::JavascriptObjectRepository::get()
{
return _javaScriptObjectRepository;
}
MethodRunnerQueue^ ManagedCefBrowserAdapter::MethodRunnerQueue::get()
{
return _methodRunnerQueue;
}
void ManagedCefBrowserAdapter::MethodInvocationComplete(Object^ sender, MethodInvocationCompleteArgs^ e)
{
auto result = e->Result;
if (result->CallbackId.HasValue)
{
_clientAdapter->MethodInvocationComplete(result);
}
}
MCefRefPtr<ClientAdapter> ManagedCefBrowserAdapter::GetClientAdapter()
{
return _clientAdapter;
}