// Copyright (c) 2012 The Chromium 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 "chrome_frame/test/ie_event_sink.h"
#include <shlguid.h>
#include <shobjidl.h>
#include <map>
#include <utility>
#include "base/lazy_instance.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/string_piece.h"
#include "base/strings/string_util.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "base/test/test_timeouts.h"
#include "base/time/time.h"
#include "base/win/scoped_bstr.h"
#include "base/win/scoped_handle.h"
#include "base/win/scoped_variant.h"
#include "chrome_frame/test/chrome_frame_test_utils.h"
#include "testing/gtest/include/gtest/gtest.h"
using base::win::ScopedBstr;
namespace {
// A lookup table from DISPID to DWebBrowserEvents and/or DWebBrowserEvents2
// method name.
class DispIdNameTable {
public:
DispIdNameTable();
~DispIdNameTable();
// Returns the method name corresponding to |dispid| or, if none is known,
// the string "DISPID |dispid|".
std::string Lookup(DISPID dispid) const;
private:
std::map<DISPID,const char*> dispid_to_name_;
DISALLOW_COPY_AND_ASSIGN(DispIdNameTable);
};
DispIdNameTable::DispIdNameTable() {
static const struct {
DISPID dispid;
const char* name;
} kIdToName[] = {
// DWebBrowserEvents
{ 100, "BeforeNavigate" },
{ 101, "NavigateComplete" },
{ 102, "StatusTextChange" },
{ 108, "ProgressChange" },
{ 104, "DownloadComplete" },
{ 105, "CommandStateChange" },
{ 106, "DownloadBegin" },
{ 107, "NewWindow" },
{ 113, "TitleChange" },
{ 200, "FrameBeforeNavigate" },
{ 201, "FrameNavigateComplete" },
{ 204, "FrameNewWindow" },
{ 103, "Quit" },
{ 109, "WindowMove" },
{ 110, "WindowResize" },
{ 111, "WindowActivate" },
{ 112, "PropertyChange" },
// DWebBrowserEvents2
{ 250, "BeforeNavigate2" },
{ 251, "NewWindow2" },
{ 252, "NavigateComplete2" },
{ 259, "DocumentComplete" },
{ 253, "OnQuit" },
{ 254, "OnVisible" },
{ 255, "OnToolBar" },
{ 256, "OnMenuBar" },
{ 257, "OnStatusBar" },
{ 258, "OnFullScreen" },
{ 260, "OnTheaterMode" },
{ 262, "WindowSetResizable" },
{ 264, "WindowSetLeft" },
{ 265, "WindowSetTop" },
{ 266, "WindowSetWidth" },
{ 267, "WindowSetHeight" },
{ 263, "WindowClosing" },
{ 268, "ClientToHostWindow" },
{ 269, "SetSecureLockIcon" },
{ 270, "FileDownload" },
{ 271, "NavigateError" },
{ 225, "PrintTemplateInstantiation" },
{ 226, "PrintTemplateTeardown" },
{ 227, "UpdatePageStatus" },
{ 272, "PrivacyImpactedStateChange" },
{ 273, "NewWindow3" },
{ 282, "SetPhishingFilterStatus" },
{ 283, "WindowStateChanged" },
{ 284, "NewProcess" },
{ 285, "ThirdPartyUrlBlocked" },
{ 286, "RedirectXDomainBlocked" },
// Present in ExDispid.h but not ExDisp.idl
{ 114, "TitleIconChange" },
{ 261, "OnAddressBar" },
{ 281, "ViewUpdate" },
};
size_t index_of_duplicate = 0;
DISPID duplicate_dispid = 0;
for (size_t i = 0; i < arraysize(kIdToName); ++i) {
if (!dispid_to_name_.insert(std::make_pair(kIdToName[i].dispid,
kIdToName[i].name)).second &&
index_of_duplicate == 0) {
index_of_duplicate = i;
duplicate_dispid = kIdToName[i].dispid;
}
}
DCHECK_EQ(static_cast<size_t>(0), index_of_duplicate)
<< "Duplicate name for DISPID " << duplicate_dispid
<< " at kIdToName[" << index_of_duplicate << "]";
}
DispIdNameTable::~DispIdNameTable() {
}
std::string DispIdNameTable::Lookup(DISPID dispid) const {
std::map<DISPID,const char*>::const_iterator it =
dispid_to_name_.find(dispid);
if (it != dispid_to_name_.end())
return it->second;
return std::string("DISPID ").append(base::IntToString(dispid));
}
base::LazyInstance<DispIdNameTable> g_dispIdToName = LAZY_INSTANCE_INITIALIZER;
} // namespace
namespace chrome_frame_test {
const int kDefaultWaitForIEToTerminateMs = 10 * 1000;
_ATL_FUNC_INFO IEEventSink::kNavigateErrorInfo = {
CC_STDCALL, VT_EMPTY, 5, {
VT_DISPATCH,
VT_VARIANT | VT_BYREF,
VT_VARIANT | VT_BYREF,
VT_VARIANT | VT_BYREF,
VT_BOOL | VT_BYREF,
}
};
_ATL_FUNC_INFO IEEventSink::kNavigateComplete2Info = {
CC_STDCALL, VT_EMPTY, 2, {
VT_DISPATCH,
VT_VARIANT | VT_BYREF
}
};
_ATL_FUNC_INFO IEEventSink::kBeforeNavigate2Info = {
CC_STDCALL, VT_EMPTY, 7, {
VT_DISPATCH,
VT_VARIANT | VT_BYREF,
VT_VARIANT | VT_BYREF,
VT_VARIANT | VT_BYREF,
VT_VARIANT | VT_BYREF,
VT_VARIANT | VT_BYREF,
VT_BOOL | VT_BYREF
}
};
_ATL_FUNC_INFO IEEventSink::kNewWindow2Info = {
CC_STDCALL, VT_EMPTY, 2, {
VT_DISPATCH | VT_BYREF,
VT_BOOL | VT_BYREF,
}
};
_ATL_FUNC_INFO IEEventSink::kNewWindow3Info = {
CC_STDCALL, VT_EMPTY, 5, {
VT_DISPATCH | VT_BYREF,
VT_BOOL | VT_BYREF,
VT_UINT,
VT_BSTR,
VT_BSTR
}
};
_ATL_FUNC_INFO IEEventSink::kVoidMethodInfo = {
CC_STDCALL, VT_EMPTY, 0, {NULL}};
_ATL_FUNC_INFO IEEventSink::kDocumentCompleteInfo = {
CC_STDCALL, VT_EMPTY, 2, {
VT_DISPATCH,
VT_VARIANT | VT_BYREF
}
};
_ATL_FUNC_INFO IEEventSink::kFileDownloadInfo = {
CC_STDCALL, VT_EMPTY, 2, {
VT_BOOL,
VT_BOOL | VT_BYREF
}
};
bool IEEventSink::abnormal_shutdown_ = false;
IEEventSink::IEEventSink()
: onmessage_(this, &IEEventSink::OnMessage),
onloaderror_(this, &IEEventSink::OnLoadError),
onload_(this, &IEEventSink::OnLoad),
listener_(NULL),
ie_process_id_(0),
did_receive_on_quit_(false) {
}
IEEventSink::~IEEventSink() {
Uninitialize();
}
void IEEventSink::SetAbnormalShutdown(bool abnormal_shutdown) {
abnormal_shutdown_ = abnormal_shutdown;
}
// IEEventSink member defines
void IEEventSink::Attach(IDispatch* browser_disp) {
EXPECT_TRUE(NULL != browser_disp);
if (browser_disp) {
EXPECT_HRESULT_SUCCEEDED(web_browser2_.QueryFrom(browser_disp));
EXPECT_HRESULT_SUCCEEDED(Attach(web_browser2_.get()));
}
}
HRESULT IEEventSink::Attach(IWebBrowser2* browser) {
HRESULT result = E_INVALIDARG;
if (browser) {
web_browser2_ = browser;
FindIEProcessId();
result = DispEventAdvise(web_browser2_, &DIID_DWebBrowserEvents2);
}
return result;
}
void IEEventSink::Uninitialize() {
if (!abnormal_shutdown_) {
DisconnectFromChromeFrame();
if (web_browser2_.get()) {
if (m_dwEventCookie != 0xFEFEFEFE) {
DispEventUnadvise(web_browser2_);
CoDisconnectObject(this, 0);
}
if (!did_receive_on_quit_) {
// Log the browser window url for debugging purposes.
ScopedBstr browser_url;
web_browser2_->get_LocationURL(browser_url.Receive());
std::wstring browser_url_wstring;
browser_url_wstring.assign(browser_url, browser_url.Length());
std::string browser_url_string = WideToUTF8(browser_url_wstring);
LOG(ERROR) << "OnQuit was not received for browser with url "
<< browser_url_string;
web_browser2_->Quit();
}
base::win::ScopedHandle process;
process.Set(OpenProcess(SYNCHRONIZE, FALSE, ie_process_id_));
web_browser2_.Release();
if (!process.IsValid()) {
LOG_IF(WARNING, !process.IsValid())
<< base::StringPrintf("OpenProcess failed: %i", ::GetLastError());
return;
}
// IE may not have closed yet. Wait here for the process to finish.
// This is necessary at least on some browser/platform configurations.
WaitForSingleObject(process, kDefaultWaitForIEToTerminateMs);
}
} else {
LOG(ERROR) << "Terminating hung IE process";
}
chrome_frame_test::KillProcesses(chrome_frame_test::kIEImageName, 0,
!abnormal_shutdown_);
chrome_frame_test::KillProcesses(chrome_frame_test::kIEBrokerImageName, 0,
!abnormal_shutdown_);
}
bool IEEventSink::IsCFRendering() {
DCHECK(web_browser2_);
if (web_browser2_) {
base::win::ScopedComPtr<IDispatch> doc;
web_browser2_->get_Document(doc.Receive());
if (doc) {
// Detect if CF is rendering based on whether the document is a
// ChromeActiveDocument. Detecting based on hwnd is problematic as
// the CF Active Document window may not have been created yet.
base::win::ScopedComPtr<IChromeFrame> chrome_frame;
chrome_frame.QueryFrom(doc);
return chrome_frame.get();
}
}
return false;
}
void IEEventSink::PostMessageToCF(const std::wstring& message,
const std::wstring& target) {
EXPECT_TRUE(chrome_frame_ != NULL);
if (!chrome_frame_)
return;
ScopedBstr message_bstr(message.c_str());
base::win::ScopedVariant target_variant(target.c_str());
EXPECT_HRESULT_SUCCEEDED(
chrome_frame_->postMessage(message_bstr, target_variant));
}
void IEEventSink::SetFocusToRenderer() {
simulate_input::SetKeyboardFocusToWindow(GetRendererWindow());
}
void IEEventSink::SendKeys(const char* input_string) {
HWND window = GetRendererWindow();
simulate_input::SetKeyboardFocusToWindow(window);
const base::TimeDelta kMessageSleep = TestTimeouts::tiny_timeout();
const base::StringPiece codes(input_string);
for (size_t i = 0; i < codes.length(); ++i) {
char character = codes[i];
UINT virtual_key = 0;
if (character >= 'a' && character <= 'z') {
// VK_A - VK_Z are ASCII 'A' - 'Z'.
virtual_key = 'A' + (character - 'a');
} else if (character >= '0' && character <= '9') {
// VK_0 - VK_9 are ASCII '0' - '9'.
virtual_key = character;
} else {
FAIL() << "Character value out of range at position " << i
<< " of string \"" << input_string << "\"";
}
UINT scan_code = MapVirtualKey(virtual_key, MAPVK_VK_TO_VSC);
EXPECT_NE(0U, scan_code) << "No translation for virtual key "
<< virtual_key << " for character at position "
<< i << " of string \"" << input_string << "\"";
::PostMessage(window, WM_KEYDOWN,
virtual_key, MAKELPARAM(1, scan_code));
base::PlatformThread::Sleep(kMessageSleep);
::PostMessage(window, WM_KEYUP,
virtual_key, MAKELPARAM(1, scan_code | KF_UP | KF_REPEAT));
base::PlatformThread::Sleep(kMessageSleep);
}
}
void IEEventSink::SendMouseClick(int x, int y,
simulate_input::MouseButton button) {
simulate_input::SendMouseClick(GetRendererWindow(), x, y, button);
}
void IEEventSink::ExpectRendererWindowHasFocus() {
HWND renderer_window = GetRendererWindow();
EXPECT_TRUE(IsWindow(renderer_window));
DWORD renderer_thread = 0;
DWORD renderer_process = 0;
renderer_thread = GetWindowThreadProcessId(renderer_window,
&renderer_process);
ASSERT_TRUE(AttachThreadInput(GetCurrentThreadId(), renderer_thread, TRUE));
HWND focus_window = GetFocus();
EXPECT_EQ(renderer_window, focus_window);
EXPECT_TRUE(AttachThreadInput(GetCurrentThreadId(), renderer_thread, FALSE));
}
void IEEventSink::ExpectAddressBarUrl(
const std::wstring& expected_url) {
DCHECK(web_browser2_);
if (web_browser2_) {
ScopedBstr address_bar_url;
EXPECT_EQ(S_OK, web_browser2_->get_LocationURL(address_bar_url.Receive()));
EXPECT_EQ(expected_url, std::wstring(address_bar_url));
}
}
void IEEventSink::Exec(const GUID* cmd_group_guid, DWORD command_id,
DWORD cmd_exec_opt, VARIANT* in_args,
VARIANT* out_args) {
base::win::ScopedComPtr<IOleCommandTarget> shell_browser_cmd_target;
DoQueryService(SID_STopLevelBrowser, web_browser2_,
shell_browser_cmd_target.Receive());
ASSERT_TRUE(NULL != shell_browser_cmd_target);
EXPECT_HRESULT_SUCCEEDED(shell_browser_cmd_target->Exec(cmd_group_guid,
command_id, cmd_exec_opt, in_args, out_args));
}
HWND IEEventSink::GetBrowserWindow() {
HWND browser_window = NULL;
web_browser2_->get_HWND(reinterpret_cast<SHANDLE_PTR*>(&browser_window));
EXPECT_TRUE(::IsWindow(browser_window));
return browser_window;
}
HWND IEEventSink::GetRendererWindow() {
HWND renderer_window = NULL;
if (IsCFRendering()) {
DCHECK(chrome_frame_);
base::win::ScopedComPtr<IOleWindow> ole_window;
ole_window.QueryFrom(chrome_frame_);
EXPECT_TRUE(ole_window.get());
if (ole_window) {
HWND activex_window = NULL;
ole_window->GetWindow(&activex_window);
EXPECT_TRUE(IsWindow(activex_window));
wchar_t class_name[MAX_PATH] = {0};
HWND child_window = NULL;
// chrome tab window is the first (and the only) child of activex
for (HWND first_child = activex_window; ::IsWindow(first_child);
first_child = ::GetWindow(first_child, GW_CHILD)) {
child_window = first_child;
GetClassName(child_window, class_name, arraysize(class_name));
#if defined(USE_AURA)
static const wchar_t kWndClassPrefix[] = L"Chrome_WidgetWin_";
#else
static const wchar_t kWndClassPrefix[] = L"Chrome_RenderWidgetHostHWND";
#endif
if (!_wcsnicmp(class_name, kWndClassPrefix, wcslen(kWndClassPrefix))) {
renderer_window = child_window;
break;
}
}
}
} else {
DCHECK(web_browser2_);
base::win::ScopedComPtr<IDispatch> doc;
HRESULT hr = web_browser2_->get_Document(doc.Receive());
EXPECT_HRESULT_SUCCEEDED(hr);
EXPECT_TRUE(doc);
if (doc) {
base::win::ScopedComPtr<IOleWindow> ole_window;
ole_window.QueryFrom(doc);
EXPECT_TRUE(ole_window);
if (ole_window) {
ole_window->GetWindow(&renderer_window);
}
}
}
EXPECT_TRUE(::IsWindow(renderer_window));
return renderer_window;
}
HWND IEEventSink::GetRendererWindowSafe() {
HWND renderer_window = NULL;
if (IsCFRendering()) {
DCHECK(chrome_frame_);
base::win::ScopedComPtr<IOleWindow> ole_window;
ole_window.QueryFrom(chrome_frame_);
if (ole_window) {
HWND activex_window = NULL;
ole_window->GetWindow(&activex_window);
// chrome tab window is the first (and the only) child of activex
for (HWND first_child = activex_window; ::IsWindow(first_child);
first_child = ::GetWindow(first_child, GW_CHILD)) {
renderer_window = first_child;
}
wchar_t class_name[MAX_PATH] = {0};
GetClassName(renderer_window, class_name, arraysize(class_name));
if (_wcsicmp(class_name, L"Chrome_RenderWidgetHostHWND") != 0)
renderer_window = NULL;
}
} else {
DCHECK(web_browser2_);
base::win::ScopedComPtr<IDispatch> doc;
web_browser2_->get_Document(doc.Receive());
if (doc) {
base::win::ScopedComPtr<IOleWindow> ole_window;
ole_window.QueryFrom(doc);
if (ole_window) {
ole_window->GetWindow(&renderer_window);
}
}
}
if (!::IsWindow(renderer_window))
renderer_window = NULL;
return renderer_window;
}
HRESULT IEEventSink::LaunchIEAndNavigate(const std::wstring& navigate_url,
IEEventListener* listener) {
listener_ = listener;
HRESULT hr = LaunchIEAsComServer(web_browser2_.Receive());
if (SUCCEEDED(hr)) {
web_browser2_->put_Visible(VARIANT_TRUE);
hr = Attach(web_browser2_);
if (SUCCEEDED(hr)) {
hr = Navigate(navigate_url);
if (FAILED(hr)) {
LOG(ERROR) << "Failed to navigate IE to " << navigate_url << ", hr = 0x"
<< std::hex << hr;
}
} else {
LOG(ERROR) << "Failed to attach to web browser event sink for "
<< navigate_url << ", hr = 0x" << std::hex << hr;
}
} else {
LOG(ERROR) << "Failed to Launch IE for " << navigate_url << ", hr = 0x"
<< std::hex << hr;
}
return hr;
}
HRESULT IEEventSink::Navigate(const std::wstring& navigate_url) {
VARIANT empty = base::win::ScopedVariant::kEmptyVariant;
base::win::ScopedVariant url;
url.Set(navigate_url.c_str());
HRESULT hr = S_OK;
hr = web_browser2_->Navigate2(url.AsInput(), &empty, &empty, &empty, &empty);
EXPECT_TRUE(hr == S_OK);
return hr;
}
HRESULT IEEventSink::CloseWebBrowser() {
if (!web_browser2_)
return E_FAIL;
DisconnectFromChromeFrame();
EXPECT_HRESULT_SUCCEEDED(web_browser2_->Quit());
return S_OK;
}
void IEEventSink::Refresh() {
base::win::ScopedVariant refresh_level(REFRESH_COMPLETELY);
web_browser2_->Refresh2(refresh_level.AsInput());
}
// private methods
void IEEventSink::ConnectToChromeFrame() {
DCHECK(web_browser2_);
if (chrome_frame_.get())
return;
base::win::ScopedComPtr<IShellBrowser> shell_browser;
DoQueryService(SID_STopLevelBrowser, web_browser2_,
shell_browser.Receive());
if (shell_browser) {
base::win::ScopedComPtr<IShellView> shell_view;
shell_browser->QueryActiveShellView(shell_view.Receive());
if (shell_view) {
shell_view->GetItemObject(SVGIO_BACKGROUND, __uuidof(IChromeFrame),
reinterpret_cast<void**>(chrome_frame_.Receive()));
}
if (chrome_frame_) {
base::win::ScopedVariant onmessage(onmessage_.ToDispatch());
base::win::ScopedVariant onloaderror(onloaderror_.ToDispatch());
base::win::ScopedVariant onload(onload_.ToDispatch());
EXPECT_HRESULT_SUCCEEDED(chrome_frame_->put_onmessage(onmessage));
EXPECT_HRESULT_SUCCEEDED(chrome_frame_->put_onloaderror(onloaderror));
EXPECT_HRESULT_SUCCEEDED(chrome_frame_->put_onload(onload));
}
}
}
void IEEventSink::DisconnectFromChromeFrame() {
if (chrome_frame_) {
// Use a local ref counted copy of the IChromeFrame interface as the
// outgoing calls could cause the interface to be deleted due to a message
// pump running in the context of the outgoing call.
base::win::ScopedComPtr<IChromeFrame> chrome_frame(chrome_frame_);
chrome_frame_.Release();
base::win::ScopedVariant dummy(static_cast<IDispatch*>(NULL));
chrome_frame->put_onmessage(dummy);
chrome_frame->put_onload(dummy);
chrome_frame->put_onloaderror(dummy);
}
}
void IEEventSink::FindIEProcessId() {
HWND hwnd = NULL;
web_browser2_->get_HWND(reinterpret_cast<SHANDLE_PTR*>(&hwnd));
EXPECT_TRUE(::IsWindow(hwnd));
if (::IsWindow(hwnd))
::GetWindowThreadProcessId(hwnd, &ie_process_id_);
EXPECT_NE(static_cast<DWORD>(0), ie_process_id_);
}
// Event callbacks
STDMETHODIMP_(void) IEEventSink::OnDownloadBegin() {
if (listener_)
listener_->OnDownloadBegin();
}
STDMETHODIMP_(void) IEEventSink::OnNewWindow2(IDispatch** dispatch,
VARIANT_BOOL* s) {
VLOG(1) << __FUNCTION__;
EXPECT_TRUE(dispatch);
if (!dispatch)
return;
if (listener_)
listener_->OnNewWindow2(dispatch, s);
// Note that |dispatch| is an [in/out] argument. IE is asking listeners if
// they want to use a IWebBrowser2 of their choice for the new window.
// Since we need to listen on events on the new browser, we create one
// if needed.
if (!*dispatch) {
base::win::ScopedComPtr<IDispatch> new_browser;
HRESULT hr = new_browser.CreateInstance(CLSID_InternetExplorer, NULL,
CLSCTX_LOCAL_SERVER);
DCHECK(SUCCEEDED(hr) && new_browser);
*dispatch = new_browser.Detach();
}
if (*dispatch && listener_)
listener_->OnNewBrowserWindow(*dispatch, ScopedBstr());
}
STDMETHODIMP_(void) IEEventSink::OnNavigateError(IDispatch* dispatch,
VARIANT* url, VARIANT* frame_name, VARIANT* status_code, VARIANT* cancel) {
VLOG(1) << __FUNCTION__;
if (listener_)
listener_->OnNavigateError(dispatch, url, frame_name, status_code, cancel);
}
STDMETHODIMP IEEventSink::OnBeforeNavigate2(
IDispatch* dispatch, VARIANT* url, VARIANT* flags,
VARIANT* target_frame_name, VARIANT* post_data, VARIANT* headers,
VARIANT_BOOL* cancel) {
VLOG(1) << __FUNCTION__ << " "
<< base::StringPrintf("%ls - 0x%08X", url->bstrVal, this);
// Reset any existing reference to chrome frame since this is a new
// navigation.
DisconnectFromChromeFrame();
if (listener_)
listener_->OnBeforeNavigate2(dispatch, url, flags, target_frame_name,
post_data, headers, cancel);
return S_OK;
}
STDMETHODIMP_(void) IEEventSink::OnNavigateComplete2(
IDispatch* dispatch, VARIANT* url) {
VLOG(1) << __FUNCTION__;
ConnectToChromeFrame();
if (listener_)
listener_->OnNavigateComplete2(dispatch, url);
}
STDMETHODIMP_(void) IEEventSink::OnDocumentComplete(
IDispatch* dispatch, VARIANT* url) {
VLOG(1) << __FUNCTION__;
EXPECT_TRUE(url);
if (!url)
return;
if (listener_)
listener_->OnDocumentComplete(dispatch, url);
}
STDMETHODIMP_(void) IEEventSink::OnFileDownload(
VARIANT_BOOL active_doc, VARIANT_BOOL* cancel) {
VLOG(1) << __FUNCTION__ << " "
<< base::StringPrintf(" 0x%08X ad=%i", this, active_doc);
if (listener_) {
listener_->OnFileDownload(active_doc, cancel);
} else {
*cancel = VARIANT_TRUE;
}
}
STDMETHODIMP_(void) IEEventSink::OnNewWindow3(
IDispatch** dispatch, VARIANT_BOOL* cancel, DWORD flags, BSTR url_context,
BSTR url) {
VLOG(1) << __FUNCTION__;
EXPECT_TRUE(dispatch);
if (!dispatch)
return;
if (listener_)
listener_->OnNewWindow3(dispatch, cancel, flags, url_context, url);
// Note that |dispatch| is an [in/out] argument. IE is asking listeners if
// they want to use a IWebBrowser2 of their choice for the new window.
// Since we need to listen on events on the new browser, we create one
// if needed.
if (!*dispatch) {
base::win::ScopedComPtr<IDispatch> new_browser;
HRESULT hr = new_browser.CreateInstance(CLSID_InternetExplorer, NULL,
CLSCTX_LOCAL_SERVER);
DCHECK(SUCCEEDED(hr) && new_browser);
*dispatch = new_browser.Detach();
}
if (*dispatch && listener_)
listener_->OnNewBrowserWindow(*dispatch, url);
}
STDMETHODIMP_(void) IEEventSink::OnQuit() {
VLOG(1) << __FUNCTION__;
did_receive_on_quit_ = true;
DispEventUnadvise(web_browser2_);
CoDisconnectObject(this, 0);
if (listener_)
listener_->OnQuit();
}
STDMETHODIMP IEEventSink::Invoke(DISPID dispid, REFIID riid, LCID lcid,
WORD flags, DISPPARAMS* params,
VARIANT* result, EXCEPINFO* except_info,
UINT* arg_error) {
VLOG(1) << __FUNCTION__ << L" event: " << g_dispIdToName.Get().Lookup(dispid);
return DispEventsImpl::Invoke(dispid, riid, lcid, flags, params, result,
except_info, arg_error);
}
HRESULT IEEventSink::OnLoad(const VARIANT* param) {
VLOG(1) << __FUNCTION__ << " " << param->bstrVal;
base::win::ScopedVariant stack_object(*param);
if (chrome_frame_) {
if (listener_)
listener_->OnLoad(param->bstrVal);
} else {
LOG(WARNING) << "Invalid chrome frame pointer";
}
return S_OK;
}
HRESULT IEEventSink::OnLoadError(const VARIANT* param) {
VLOG(1) << __FUNCTION__ << " " << param->bstrVal;
if (chrome_frame_) {
if (listener_)
listener_->OnLoadError(param->bstrVal);
} else {
LOG(WARNING) << "Invalid chrome frame pointer";
}
return S_OK;
}
HRESULT IEEventSink::OnMessage(const VARIANT* param) {
VLOG(1) << __FUNCTION__ << " " << param;
if (!chrome_frame_.get()) {
LOG(WARNING) << "Invalid chrome frame pointer";
return S_OK;
}
base::win::ScopedVariant data, origin, source;
if (param && (V_VT(param) == VT_DISPATCH)) {
wchar_t* properties[] = { L"data", L"origin", L"source" };
const int prop_count = arraysize(properties);
DISPID ids[prop_count] = {0};
HRESULT hr = param->pdispVal->GetIDsOfNames(IID_NULL, properties,
prop_count, LOCALE_SYSTEM_DEFAULT, ids);
if (SUCCEEDED(hr)) {
DISPPARAMS params = { 0 };
EXPECT_HRESULT_SUCCEEDED(param->pdispVal->Invoke(ids[0], IID_NULL,
LOCALE_SYSTEM_DEFAULT, DISPATCH_PROPERTYGET, ¶ms,
data.Receive(), NULL, NULL));
EXPECT_HRESULT_SUCCEEDED(param->pdispVal->Invoke(ids[1], IID_NULL,
LOCALE_SYSTEM_DEFAULT, DISPATCH_PROPERTYGET, ¶ms,
origin.Receive(), NULL, NULL));
EXPECT_HRESULT_SUCCEEDED(param->pdispVal->Invoke(ids[2], IID_NULL,
LOCALE_SYSTEM_DEFAULT, DISPATCH_PROPERTYGET, ¶ms,
source.Receive(), NULL, NULL));
}
}
if (listener_)
listener_->OnMessage(V_BSTR(&data), V_BSTR(&origin), V_BSTR(&source));
return S_OK;
}
} // namespace chrome_frame_test