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Unified Diff: chrome_frame/chrome_frame_activex_base.h

Issue 126143005: Remove Chrome Frame code and resources. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: sync to r244038 Created 6 years, 11 months ago
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Index: chrome_frame/chrome_frame_activex_base.h
diff --git a/chrome_frame/chrome_frame_activex_base.h b/chrome_frame/chrome_frame_activex_base.h
deleted file mode 100644
index e5d406241f85b73241f643ede5cefdcb231c32c5..0000000000000000000000000000000000000000
--- a/chrome_frame/chrome_frame_activex_base.h
+++ /dev/null
@@ -1,984 +0,0 @@
-// 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.
-
-#ifndef CHROME_FRAME_CHROME_FRAME_ACTIVEX_BASE_H_
-#define CHROME_FRAME_CHROME_FRAME_ACTIVEX_BASE_H_
-
-#include <atlbase.h>
-#include <atlcom.h>
-#include <atlctl.h>
-#include <exdisp.h>
-#include <wininet.h>
-#include <shdeprecated.h> // for IBrowserService2
-#include <shlguid.h>
-
-#include <set>
-#include <string>
-#include <vector>
-
-#include "base/metrics/histogram.h"
-#include "base/strings/string_util.h"
-#include "base/strings/stringprintf.h"
-#include "base/strings/utf_string_conversions.h"
-#include "base/win/scoped_bstr.h"
-#include "base/win/scoped_comptr.h"
-#include "base/win/scoped_variant.h"
-#include "chrome/app/chrome_command_ids.h"
-#include "chrome/common/url_constants.h"
-#include "chrome_frame/chrome_frame_plugin.h"
-#include "chrome_frame/chrome_tab.h"
-#include "chrome_frame/com_message_event.h"
-#include "chrome_frame/com_type_info_holder.h"
-#include "chrome_frame/simple_resource_loader.h"
-#include "chrome_frame/urlmon_url_request.h"
-#include "chrome_frame/urlmon_url_request_private.h"
-#include "chrome_frame/utils.h"
-#include "grit/chrome_frame_resources.h"
-#include "grit/generated_resources.h"
-#include "net/cookies/cookie_monster.h"
-
-// Connection point class to support firing IChromeFrameEvents (dispinterface).
-template<class T>
-class ATL_NO_VTABLE ProxyDIChromeFrameEvents
- : public IConnectionPointImpl<T, &DIID_DIChromeFrameEvents> {
- public:
- void FireMethodWithParams(ChromeFrameEventDispId dispid,
- const VARIANT* params, size_t num_params) {
- T* me = static_cast<T*>(this);
- // We need to copy the whole vector and AddRef the sinks in case
- // some would get disconnected as we fire methods. Note that this is not
- // a threading issue, but a re-entrance issue, because the connection
- // can be affected by the implementation of the sinks receiving the event.
- me->Lock();
- std::vector< base::win::ScopedComPtr<IUnknown> > sink_array(
- m_vec.GetSize());
- for (int connection = 0; connection < m_vec.GetSize(); ++connection)
- sink_array[connection] = m_vec.GetAt(connection);
- me->Unlock();
-
- for (size_t sink = 0; sink < sink_array.size(); ++sink) {
- DIChromeFrameEvents* events =
- static_cast<DIChromeFrameEvents*>(sink_array[sink].get());
- if (events) {
- DISPPARAMS disp_params = {
- const_cast<VARIANT*>(params),
- NULL,
- num_params,
- 0};
- HRESULT hr = events->Invoke(static_cast<DISPID>(dispid),
- DIID_DIChromeFrameEvents,
- LOCALE_USER_DEFAULT, DISPATCH_METHOD,
- &disp_params, NULL, NULL, NULL);
- DLOG_IF(ERROR, FAILED(hr)) << "invoke(" << dispid << ") failed" <<
- base::StringPrintf("0x%08X", hr);
- }
- }
- }
-
- void FireMethodWithParam(ChromeFrameEventDispId dispid,
- const VARIANT& param) {
- FireMethodWithParams(dispid, &param, 1);
- }
-
- void Fire_onloaderror(IDispatch* event) {
- VARIANT var = { VT_DISPATCH };
- var.pdispVal = event;
- FireMethodWithParam(CF_EVENT_DISPID_ONLOADERROR, var);
- }
-
- void Fire_onmessage(IDispatch* event) {
- VARIANT var = { VT_DISPATCH };
- var.pdispVal = event;
- FireMethodWithParam(CF_EVENT_DISPID_ONMESSAGE, var);
- }
-
- void Fire_onreadystatechanged(long readystate) { // NOLINT
- VARIANT var = { VT_I4 };
- var.lVal = readystate;
- FireMethodWithParam(CF_EVENT_DISPID_ONREADYSTATECHANGED, var);
- }
-
- void Fire_onprivatemessage(IDispatch* event, BSTR target) {
- // Arguments in reverse order to the function declaration, because
- // that's what DISPPARAMS requires.
- VARIANT args[2] = { { VT_BSTR, }, {VT_DISPATCH, } };
- args[0].bstrVal = target;
- args[1].pdispVal = event;
-
- FireMethodWithParams(CF_EVENT_DISPID_ONPRIVATEMESSAGE,
- args,
- arraysize(args));
- }
-
- void Fire_onchannelerror() { // NOLINT
- FireMethodWithParams(CF_EVENT_DISPID_ONCHANNELERROR, NULL, 0);
- }
-};
-
-extern bool g_first_launch_by_process_;
-
-// Common implementation for ActiveX and Active Document
-template <class T, const CLSID& class_id>
-class ATL_NO_VTABLE ChromeFrameActivexBase : // NOLINT
- public CComObjectRootEx<CComMultiThreadModel>,
- public IOleControlImpl<T>,
- public IOleObjectImpl<T>,
- public IOleInPlaceActiveObjectImpl<T>,
- public IViewObjectExImpl<T>,
- public IOleInPlaceObjectWindowlessImpl<T>,
- public ISupportErrorInfo,
- public IQuickActivateImpl<T>,
- public com_util::IProvideClassInfo2Impl<class_id,
- DIID_DIChromeFrameEvents>,
- public com_util::IDispatchImpl<IChromeFrame>,
- public IConnectionPointContainerImpl<T>,
- public ProxyDIChromeFrameEvents<T>,
- public IPropertyNotifySinkCP<T>,
- public CComCoClass<T, &class_id>,
- public CComControl<T>,
- public ChromeFramePlugin<T> {
- protected:
- typedef std::set<base::win::ScopedComPtr<IDispatch> > EventHandlers;
- typedef ChromeFrameActivexBase<T, class_id> BasePlugin;
-
- public:
- ChromeFrameActivexBase()
- : ready_state_(READYSTATE_UNINITIALIZED),
- url_fetcher_(new UrlmonUrlRequestManager()),
- failed_to_fetch_in_place_frame_(false),
- draw_sad_tab_(false) {
- m_bWindowOnly = TRUE;
- url_fetcher_->set_container(static_cast<IDispatch*>(this));
- }
-
- ~ChromeFrameActivexBase() {
- url_fetcher_->set_container(NULL);
- }
-
-DECLARE_OLEMISC_STATUS(OLEMISC_RECOMPOSEONRESIZE | OLEMISC_CANTLINKINSIDE |
- OLEMISC_INSIDEOUT | OLEMISC_ACTIVATEWHENVISIBLE |
- OLEMISC_SETCLIENTSITEFIRST)
-
-DECLARE_NOT_AGGREGATABLE(T)
-
-BEGIN_COM_MAP(ChromeFrameActivexBase)
- COM_INTERFACE_ENTRY(IChromeFrame)
- COM_INTERFACE_ENTRY(IDispatch)
- COM_INTERFACE_ENTRY(IViewObjectEx)
- COM_INTERFACE_ENTRY(IViewObject2)
- COM_INTERFACE_ENTRY(IViewObject)
- COM_INTERFACE_ENTRY(IOleInPlaceObjectWindowless)
- COM_INTERFACE_ENTRY(IOleInPlaceObject)
- COM_INTERFACE_ENTRY2(IOleWindow, IOleInPlaceObjectWindowless)
- COM_INTERFACE_ENTRY(IOleInPlaceActiveObject)
- COM_INTERFACE_ENTRY(IOleControl)
- COM_INTERFACE_ENTRY(IOleObject)
- COM_INTERFACE_ENTRY(ISupportErrorInfo)
- COM_INTERFACE_ENTRY(IQuickActivate)
- COM_INTERFACE_ENTRY(IProvideClassInfo)
- COM_INTERFACE_ENTRY(IProvideClassInfo2)
- COM_INTERFACE_ENTRY(IConnectionPointContainer)
- COM_INTERFACE_ENTRY_FUNC_BLIND(0, InterfaceNotSupported)
-END_COM_MAP()
-
-BEGIN_CONNECTION_POINT_MAP(T)
- CONNECTION_POINT_ENTRY(IID_IPropertyNotifySink)
- CONNECTION_POINT_ENTRY(DIID_DIChromeFrameEvents)
-END_CONNECTION_POINT_MAP()
-
-BEGIN_MSG_MAP(ChromeFrameActivexBase)
- MESSAGE_HANDLER(WM_CREATE, OnCreate)
- MESSAGE_HANDLER(WM_DESTROY, OnDestroy)
- CHAIN_MSG_MAP(ChromeFramePlugin<T>)
- CHAIN_MSG_MAP(CComControl<T>)
- DEFAULT_REFLECTION_HANDLER()
-END_MSG_MAP()
-
- // IViewObjectEx
- DECLARE_VIEW_STATUS(VIEWSTATUS_SOLIDBKGND | VIEWSTATUS_OPAQUE)
-
- inline HRESULT IViewObject_Draw(DWORD draw_aspect, LONG index,
- void* aspect_info, DVTARGETDEVICE* ptd, HDC info_dc, HDC dc,
- LPCRECTL bounds, LPCRECTL win_bounds) {
- // ATL ASSERTs if dwDrawAspect is DVASPECT_DOCPRINT, so we cheat.
- DWORD aspect = draw_aspect;
- if (aspect == DVASPECT_DOCPRINT)
- aspect = DVASPECT_CONTENT;
-
- return CComControl<T>::IViewObject_Draw(aspect, index, aspect_info, ptd,
- info_dc, dc, bounds, win_bounds);
- }
-
- DECLARE_PROTECT_FINAL_CONSTRUCT()
-
- void SetResourceModule() {
- SimpleResourceLoader* loader_instance = SimpleResourceLoader::GetInstance();
- DCHECK(loader_instance);
- HMODULE res_dll = loader_instance->GetResourceModuleHandle();
- _AtlBaseModule.SetResourceInstance(res_dll);
- }
-
- HRESULT FinalConstruct() {
- SetResourceModule();
-
- if (!Initialize())
- return E_OUTOFMEMORY;
-
- // Set to true if this is the first launch by this process.
- // Used to perform one time tasks.
- if (g_first_launch_by_process_) {
- g_first_launch_by_process_ = false;
- UMA_HISTOGRAM_CUSTOM_COUNTS("ChromeFrame.IEVersion",
- GetIEVersion(),
- IE_INVALID,
- IE_10,
- IE_10 + 1);
- }
-
- return S_OK;
- }
-
- void FinalRelease() {
- Uninitialize();
- }
-
- void ResetUrlRequestManager() {
- url_fetcher_.reset(new UrlmonUrlRequestManager());
- }
-
- static HRESULT WINAPI InterfaceNotSupported(void* pv, REFIID riid, void** ppv,
- DWORD dw) {
-#ifndef NDEBUG
- wchar_t buffer[64] = {0};
- ::StringFromGUID2(riid, buffer, arraysize(buffer));
- DVLOG(1) << "E_NOINTERFACE: " << buffer;
-#endif
- return E_NOINTERFACE;
- }
-
- // ISupportsErrorInfo
- STDMETHOD(InterfaceSupportsErrorInfo)(REFIID riid) {
- static const IID* interfaces[] = {
- &IID_IChromeFrame,
- &IID_IDispatch
- };
-
- for (int i = 0; i < arraysize(interfaces); ++i) {
- if (InlineIsEqualGUID(*interfaces[i], riid))
- return S_OK;
- }
- return S_FALSE;
- }
-
- // Called to draw our control when chrome hasn't been initialized.
- virtual HRESULT OnDraw(ATL_DRAWINFO& draw_info) { // NOLINT
- if (NULL == draw_info.prcBounds) {
- NOTREACHED();
- return E_FAIL;
- }
-
- if (draw_sad_tab_) {
- // TODO(tommi): Draw a proper sad tab.
- RECT rc = {0};
- if (draw_info.prcBounds) {
- rc.top = draw_info.prcBounds->top;
- rc.bottom = draw_info.prcBounds->bottom;
- rc.left = draw_info.prcBounds->left;
- rc.right = draw_info.prcBounds->right;
- } else {
- GetClientRect(&rc);
- }
- ::DrawTextA(draw_info.hdcDraw, ":-(", -1, &rc,
- DT_CENTER | DT_VCENTER | DT_SINGLELINE);
- } else {
- // Don't draw anything.
- }
- return S_OK;
- }
-
- // Used to setup the document_url_ member needed for completing navigation.
- // Create external tab (possibly in incognito mode).
- HRESULT IOleObject_SetClientSite(IOleClientSite* client_site) {
- // If we currently have a document site pointer, release it.
- doc_site_.Release();
- if (client_site) {
- doc_site_.QueryFrom(client_site);
- }
-
- if (client_site == NULL) {
- in_place_frame_.Release();
- }
-
- return CComControlBase::IOleObject_SetClientSite(client_site);
- }
-
- // Should connections initiated by this class try to block
- // responses served with the X-Frame-Options header?
- // ActiveX controls genereally will want to do this,
- // returning true, while true top-level documents
- // (ActiveDocument servers) will not. Your specialization
- // of this template should implement this method based on how
- // it "feels" from a security perspective. If it's hosted in another
- // scriptable document, return true, else false.
- //
- // The base implementation returns true unless we are in privileged
- // mode, in which case we always trust our container so we return false.
- bool is_frame_busting_enabled() const {
- return !is_privileged();
- }
-
- static void BringWebBrowserWindowToTop(IWebBrowser2* web_browser2) {
- DCHECK(web_browser2);
- if (web_browser2) {
- web_browser2->put_Visible(VARIANT_TRUE);
- HWND ie_window = NULL;
- web_browser2->get_HWND(reinterpret_cast<long*>(&ie_window));
- ::BringWindowToTop(ie_window);
- }
- }
-
- protected:
- virtual void GetProfilePath(const std::wstring& profile_name,
- base::FilePath* profile_path) {
- bool is_IE = (lstrcmpi(profile_name.c_str(), kIexploreProfileName) == 0) ||
- (lstrcmpi(profile_name.c_str(), kRundllProfileName) == 0);
- // Browsers without IDeleteBrowsingHistory in non-priv mode
- // have their profiles moved into "Temporary Internet Files".
- if (is_IE && GetIEVersion() < IE_8) {
- *profile_path = GetIETemporaryFilesFolder();
- *profile_path = profile_path->Append(L"Google Chrome Frame");
- } else {
- ChromeFramePlugin::GetProfilePath(profile_name, profile_path);
- }
- DVLOG(1) << __FUNCTION__ << ": " << profile_path->value();
- }
-
- void OnLoadFailed(int error_code, const std::string& url) {
- HRESULT hr = InvokeScriptFunction(onerror_handler_, url);
- }
-
- LRESULT OnCreate(UINT message, WPARAM wparam, LPARAM lparam,
- BOOL& handled) { // NO_LINT
- ModifyStyle(0, WS_CLIPCHILDREN | WS_CLIPSIBLINGS, 0);
- url_fetcher_->put_notification_window(m_hWnd);
- if (automation_client_.get()) {
- automation_client_->SetParentWindow(m_hWnd);
- } else {
- NOTREACHED() << "No automation server";
- return -1;
- }
- // Only fire the 'interactive' ready state if we aren't there already.
- if (ready_state_ < READYSTATE_INTERACTIVE) {
- ready_state_ = READYSTATE_INTERACTIVE;
- FireOnChanged(DISPID_READYSTATE);
- }
- return 0;
- }
-
- LRESULT OnDestroy(UINT message, WPARAM wparam, LPARAM lparam,
- BOOL& handled) { // NO_LINT
- DVLOG(1) << __FUNCTION__;
- return 0;
- }
-
- // ChromeFrameDelegate override
- virtual void OnAutomationServerReady() {
- draw_sad_tab_ = false;
- ChromeFramePlugin<T>::OnAutomationServerReady();
-
- ready_state_ = READYSTATE_COMPLETE;
- FireOnChanged(DISPID_READYSTATE);
- }
-
- // ChromeFrameDelegate override
- virtual void OnAutomationServerLaunchFailed(
- AutomationLaunchResult reason, const std::string& server_version) {
- DVLOG(1) << __FUNCTION__;
- if (reason == AUTOMATION_SERVER_CRASHED)
- draw_sad_tab_ = true;
-
- ready_state_ = READYSTATE_UNINITIALIZED;
- FireOnChanged(DISPID_READYSTATE);
- }
-
- // Overridden to take advantage of readystate prop changes and send those
- // to potential listeners.
- HRESULT FireOnChanged(DISPID dispid) {
- if (dispid == DISPID_READYSTATE) {
- Fire_onreadystatechanged(ready_state_);
- }
- return __super::FireOnChanged(dispid);
- }
-
- // IChromeFrame
- // Property getter/setters for the src attribute, which contains a URL.
- // The ChromeFrameActivex control initiates navigation to this URL
- // when instantiated.
- STDMETHOD(get_src)(BSTR* src) {
- if (NULL == src) {
- return E_POINTER;
- }
-
- *src = SysAllocString(url_);
- return S_OK;
- }
-
- STDMETHOD(put_src)(BSTR src) {
- if (src == NULL)
- return E_INVALIDARG;
-
- // Switch the src to UTF8 and try to expand to full URL
- std::string src_utf8;
- base::WideToUTF8(src, SysStringLen(src), &src_utf8);
- std::string full_url = ResolveURL(GetDocumentUrl(), src_utf8);
-
- // We can initiate navigation here even if ready_state is not complete.
- // We do not have to set proxy, and AutomationClient will take care
- // of navigation just after CreateExternalTab is done.
- if (!automation_client_->InitiateNavigation(full_url,
- GetDocumentUrl(),
- this)) {
- // TODO(robertshield): Make InitiateNavigation return more useful
- // error information.
- return E_INVALIDARG;
- }
-
- // Save full URL in BSTR member
- url_.Reset(::SysAllocString(base::UTF8ToWide(full_url).c_str()));
-
- return S_OK;
- }
-
- STDMETHOD(get_onload)(VARIANT* onload_handler) {
- if (NULL == onload_handler)
- return E_INVALIDARG;
-
- *onload_handler = onload_handler_.Copy();
-
- return S_OK;
- }
-
- // Property setter for the onload attribute, which contains a
- // javascript function to be invoked on successful navigation.
- STDMETHOD(put_onload)(VARIANT onload_handler) {
- if (V_VT(&onload_handler) != VT_DISPATCH) {
- DLOG(WARNING) << "Invalid onload handler type: "
- << onload_handler.vt
- << " specified";
- return E_INVALIDARG;
- }
-
- onload_handler_ = onload_handler;
-
- return S_OK;
- }
-
- // Property getter/setters for the onloaderror attribute, which contains a
- // javascript function to be invoked on navigation failure.
- STDMETHOD(get_onloaderror)(VARIANT* onerror_handler) {
- if (NULL == onerror_handler)
- return E_INVALIDARG;
-
- *onerror_handler = onerror_handler_.Copy();
-
- return S_OK;
- }
-
- STDMETHOD(put_onloaderror)(VARIANT onerror_handler) {
- if (V_VT(&onerror_handler) != VT_DISPATCH) {
- DLOG(WARNING) << "Invalid onloaderror handler type: "
- << onerror_handler.vt
- << " specified";
- return E_INVALIDARG;
- }
-
- onerror_handler_ = onerror_handler;
-
- return S_OK;
- }
-
- // Property getter/setters for the onmessage attribute, which contains a
- // javascript function to be invoked when we receive a message from the
- // chrome frame.
- STDMETHOD(put_onmessage)(VARIANT onmessage_handler) {
- if (V_VT(&onmessage_handler) != VT_DISPATCH) {
- DLOG(WARNING) << "Invalid onmessage handler type: "
- << onmessage_handler.vt
- << " specified";
- return E_INVALIDARG;
- }
-
- onmessage_handler_ = onmessage_handler;
-
- return S_OK;
- }
-
- STDMETHOD(get_onmessage)(VARIANT* onmessage_handler) {
- if (NULL == onmessage_handler)
- return E_INVALIDARG;
-
- *onmessage_handler = onmessage_handler_.Copy();
-
- return S_OK;
- }
-
- STDMETHOD(get_readyState)(long* ready_state) { // NOLINT
- DVLOG(1) << __FUNCTION__;
- DCHECK(ready_state);
-
- if (!ready_state)
- return E_INVALIDARG;
-
- *ready_state = ready_state_;
-
- return S_OK;
- }
-
- // Property getter/setters for use_chrome_network flag. This flag
- // indicates if chrome network stack is to be used for fetching
- // network requests.
- STDMETHOD(get_useChromeNetwork)(VARIANT_BOOL* use_chrome_network) {
- if (!use_chrome_network)
- return E_INVALIDARG;
-
- *use_chrome_network =
- automation_client_->use_chrome_network() ? VARIANT_TRUE : VARIANT_FALSE;
- return S_OK;
- }
-
- STDMETHOD(put_useChromeNetwork)(VARIANT_BOOL use_chrome_network) {
- if (!is_privileged()) {
- DLOG(ERROR) << "Attempt to set useChromeNetwork in non-privileged mode";
- return E_ACCESSDENIED;
- }
-
- automation_client_->set_use_chrome_network(
- (VARIANT_FALSE != use_chrome_network));
- return S_OK;
- }
-
- // Posts a message to the chrome frame.
- STDMETHOD(postMessage)(BSTR message, VARIANT target) {
- return S_OK;
- }
-
- STDMETHOD(addEventListener)(BSTR event_type, IDispatch* listener,
- VARIANT use_capture) {
- EventHandlers* handlers = NULL;
- HRESULT hr = GetHandlersForEvent(event_type, &handlers);
- if (FAILED(hr))
- return hr;
-
- DCHECK(handlers != NULL);
-
- handlers->insert(base::win::ScopedComPtr<IDispatch>(listener));
-
- return hr;
- }
-
- STDMETHOD(removeEventListener)(BSTR event_type, IDispatch* listener,
- VARIANT use_capture) {
- EventHandlers* handlers = NULL;
- HRESULT hr = GetHandlersForEvent(event_type, &handlers);
- if (FAILED(hr))
- return hr;
-
- DCHECK(handlers != NULL);
- handlers->erase(base::win::ScopedComPtr<IDispatch>(listener));
-
- return hr;
- }
-
- STDMETHOD(get_version)(BSTR* version) {
- if (!automation_client_.get()) {
- NOTREACHED();
- return E_FAIL;
- }
-
- if (version == NULL) {
- return E_INVALIDARG;
- }
-
- *version = SysAllocString(automation_client_->GetVersion().c_str());
- return S_OK;
- }
-
- STDMETHOD(postPrivateMessage)(BSTR message, BSTR origin, BSTR target) {
- return S_OK;
- }
-
- STDMETHOD(installExtension)(BSTR crx_path) {
- NOTREACHED(); // Deprecated.
- return E_NOTIMPL;
- }
-
- STDMETHOD(loadExtension)(BSTR path) {
- NOTREACHED(); // Deprecated.
- return E_NOTIMPL;
- }
-
- STDMETHOD(getEnabledExtensions)() {
- NOTREACHED(); // Deprecated.
- return E_NOTIMPL;
- }
-
- STDMETHOD(registerBhoIfNeeded)() {
- return E_NOTIMPL;
- }
-
- // Returns the vector of event handlers for a given event (e.g. "load").
- // If the event type isn't recognized, the function fills in a descriptive
- // error (IErrorInfo) and returns E_INVALIDARG.
- HRESULT GetHandlersForEvent(BSTR event_type, EventHandlers** handlers) {
- DCHECK(handlers != NULL);
-
- // TODO(tommi): make these if() statements data-driven.
- HRESULT hr = S_OK;
- const wchar_t* event_type_end = event_type + ::SysStringLen(event_type);
- if (LowerCaseEqualsASCII(event_type, event_type_end, "message")) {
- *handlers = &onmessage_;
- } else if (LowerCaseEqualsASCII(event_type, event_type_end, "load")) {
- *handlers = &onload_;
- } else if (LowerCaseEqualsASCII(event_type, event_type_end, "loaderror")) {
- *handlers = &onloaderror_;
- } else if (LowerCaseEqualsASCII(event_type, event_type_end,
- "readystatechanged")) {
- *handlers = &onreadystatechanged_;
- } else if (LowerCaseEqualsASCII(event_type, event_type_end,
- "privatemessage")) {
- // This event handler is only available in privileged mode.
- if (is_privileged()) {
- *handlers = &onprivatemessage_;
- } else {
- Error("Event type 'privatemessage' is privileged");
- hr = E_ACCESSDENIED;
- }
- } else if (LowerCaseEqualsASCII(event_type, event_type_end,
- "extensionready")) {
- // This event handler is only available in privileged mode.
- if (is_privileged()) {
- *handlers = &onextensionready_;
- } else {
- Error("Event type 'extensionready' is privileged");
- hr = E_ACCESSDENIED;
- }
- } else {
- Error(base::StringPrintf(
- "Event type '%ls' not found", event_type).c_str());
- hr = E_INVALIDARG;
- }
-
- return hr;
- }
-
- // Creates a new event object that supports the |data| property.
- // Note: you should supply an empty string for |origin| unless you're
- // creating a "message" event.
- HRESULT CreateDomEvent(const std::string& event_type, const std::string& data,
- const std::string& origin, IDispatch** event) {
- DCHECK(event_type.length() > 0); // NOLINT
- DCHECK(event != NULL);
-
- CComObject<ComMessageEvent>* ev = NULL;
- HRESULT hr = CComObject<ComMessageEvent>::CreateInstance(&ev);
- if (SUCCEEDED(hr)) {
- ev->AddRef();
-
- base::win::ScopedComPtr<IOleContainer> container;
- m_spClientSite->GetContainer(container.Receive());
- if (ev->Initialize(container, data, origin, event_type)) {
- *event = ev;
- } else {
- NOTREACHED() << "event->Initialize";
- ev->Release();
- hr = E_UNEXPECTED;
- }
- }
-
- return hr;
- }
-
- // Helper function to execute a function on a script IDispatch interface.
- HRESULT InvokeScriptFunction(const VARIANT& script_object,
- const std::string& param) {
- base::win::ScopedVariant script_arg(
- base::UTF8ToWide(param.c_str()).c_str());
- return InvokeScriptFunction(script_object, script_arg.AsInput());
- }
-
- HRESULT InvokeScriptFunction(const VARIANT& script_object, VARIANT* param) {
- return InvokeScriptFunction(script_object, param, 1);
- }
-
- HRESULT InvokeScriptFunction(const VARIANT& script_object, VARIANT* params,
- int param_count) {
- DCHECK_GE(param_count, 0);
- DCHECK(params);
-
- if (V_VT(&script_object) != VT_DISPATCH ||
- script_object.pdispVal == NULL) {
- return S_FALSE;
- }
-
- CComPtr<IDispatch> script(script_object.pdispVal);
- HRESULT hr = script.InvokeN(static_cast<DISPID>(DISPID_VALUE),
- params,
- param_count);
- // 0x80020101 == SCRIPT_E_REPORTED.
- // When the script we're invoking has an error, we get this error back.
- DLOG_IF(ERROR, FAILED(hr) && hr != 0x80020101) << "Failed to invoke script";
- return hr;
- }
-
- // Gives the browser a chance to handle an accelerator that was
- // sent to the out of proc chromium instance.
- // Returns S_OK iff the accelerator was handled by the browser.
- HRESULT AllowFrameToTranslateAccelerator(const MSG& msg) {
- static const int kMayTranslateAcceleratorOffset = 0x5c;
- // Although IBrowserService2 is officially deprecated, it's still alive
- // and well in IE7 and earlier. We have to use it here to correctly give
- // the browser a chance to handle keyboard shortcuts.
- // This happens automatically for activex components that have windows that
- // belong to the current thread. In that circumstance IE owns the message
- // loop and can walk the line of components allowing each participant the
- // chance to handle the keystroke and eventually falls back to
- // v_MayTranslateAccelerator. However in our case, the message loop is
- // owned by the out-of-proc chromium instance so IE doesn't have a chance to
- // fall back on its default behavior. Instead we give IE a chance to
- // handle the shortcut here.
- MSG accel_message = msg;
- accel_message.hwnd = ::GetParent(m_hWnd);
- HRESULT hr = S_FALSE;
- base::win::ScopedComPtr<IBrowserService2> bs2;
-
- // For non-IE containers, we use the standard IOleInPlaceFrame contract
- // (which IE does not support). For IE, we try to use IBrowserService2,
- // but need special handling for IE8 (see below).
- //
- // We try to cache an IOleInPlaceFrame for our site. If we fail, we don't
- // retry, and we fall back to the IBrowserService2 and PostMessage
- // approaches below.
- if (!in_place_frame_ && !failed_to_fetch_in_place_frame_) {
- base::win::ScopedComPtr<IOleInPlaceUIWindow> dummy_ui_window;
- RECT dummy_pos_rect = {0};
- RECT dummy_clip_rect = {0};
- OLEINPLACEFRAMEINFO dummy_frame_info = {0};
- if (!m_spInPlaceSite ||
- FAILED(m_spInPlaceSite->GetWindowContext(in_place_frame_.Receive(),
- dummy_ui_window.Receive(),
- &dummy_pos_rect,
- &dummy_clip_rect,
- &dummy_frame_info))) {
- failed_to_fetch_in_place_frame_ = true;
- }
- }
-
- // The IBrowserService2 code below (second conditional) explicitly checks
- // for whether the IBrowserService2::v_MayTranslateAccelerator function is
- // valid. On IE8 there is one vtable ieframe!c_ImpostorBrowserService2Vtbl
- // where this function entry is NULL which leads to a crash. We don't know
- // under what circumstances this vtable is actually used though.
- if (in_place_frame_) {
- hr = in_place_frame_->TranslateAccelerator(&accel_message, 0);
- } else if (S_OK == DoQueryService(
- SID_STopLevelBrowser, m_spInPlaceSite,
- bs2.Receive()) && bs2.get() &&
- *(*(reinterpret_cast<void***>(bs2.get())) +
- kMayTranslateAcceleratorOffset)) {
- hr = bs2->v_MayTranslateAccelerator(&accel_message);
- } else {
- // IE8 doesn't support IBrowserService2 unless you enable a special,
- // undocumented flag with CoInternetSetFeatureEnabled and even then,
- // the object you get back implements only a couple of methods of
- // that interface... all the other entries in the vtable are NULL.
- // In addition, the class that implements it is called
- // ImpostorBrowserService2 :)
- // IE8 does have a new interface though, presumably called
- // ITabBrowserService or something that can be abbreviated to TBS.
- // That interface has a method, TranslateAcceleratorTBS that does
- // call the root MayTranslateAccelerator function, but alas the
- // first argument to MayTranslateAccelerator is hard coded to FALSE
- // which means that global accelerators are not handled and we're
- // out of luck.
- // A third thing that's notable with regards to IE8 is that
- // none of the *MayTranslate* functions exist in a vtable inside
- // ieframe.dll. I checked this by scanning for the address of
- // those functions inside the dll and found none, which means that
- // all calls to those functions are relative.
- // So, for IE8 in certain cases, and for other containers that may
- // support neither IOleInPlaceFrame or IBrowserService2 our approach
- // is very simple. Just post the message to our parent window and IE
- // will pick it up if it's an accelerator. We won't know for sure if
- // the browser handled the keystroke or not.
- ::PostMessage(accel_message.hwnd, accel_message.message,
- accel_message.wParam, accel_message.lParam);
- }
-
- return hr;
- }
-
- protected:
- void HostNavigate(const GURL& url_to_open,
- const GURL& referrer, int open_disposition) {
- base::win::ScopedComPtr<IWebBrowser2> web_browser2;
- DoQueryService(SID_SWebBrowserApp, m_spClientSite, web_browser2.Receive());
- if (!web_browser2) {
- NOTREACHED() << "Failed to retrieve IWebBrowser2 interface";
- return;
- }
- base::win::ScopedVariant url;
- // Check to see if the URL uses a "view-source:" prefix, if so, open it
- // using chrome frame full tab mode by using 'cf:' protocol handler.
- // Also change the disposition to NEW_WINDOW since IE6 doesn't have tabs.
- if (url_to_open.has_scheme() &&
- (url_to_open.SchemeIs(content::kViewSourceScheme) ||
- url_to_open.SchemeIs(chrome::kAboutScheme))) {
- std::wstring chrome_url;
- chrome_url.append(kChromeProtocolPrefix);
- chrome_url.append(base::UTF8ToWide(url_to_open.spec()));
- url.Set(chrome_url.c_str());
- open_disposition = NEW_WINDOW;
- } else {
- url.Set(base::UTF8ToWide(url_to_open.spec()).c_str());
- }
-
- VARIANT flags = { VT_I4 };
- V_I4(&flags) = 0;
-
- IEVersion ie_version = GetIEVersion();
- DCHECK(ie_version != NON_IE && ie_version != IE_UNSUPPORTED);
- // Since IE6 doesn't support tabs, so we just use window instead.
- if (ie_version == IE_6) {
- if (open_disposition == NEW_FOREGROUND_TAB ||
- open_disposition == NEW_BACKGROUND_TAB ||
- open_disposition == NEW_WINDOW ||
- open_disposition == NEW_POPUP) {
- V_I4(&flags) = navOpenInNewWindow;
- } else if (open_disposition != CURRENT_TAB) {
- NOTREACHED() << "Unsupported open disposition in IE6";
- }
- } else {
- switch (open_disposition) {
- case NEW_FOREGROUND_TAB:
- V_I4(&flags) = navOpenInNewTab;
- break;
- case NEW_BACKGROUND_TAB:
- V_I4(&flags) = navOpenInBackgroundTab;
- break;
- case NEW_WINDOW:
- case NEW_POPUP:
- V_I4(&flags) = navOpenInNewWindow;
- break;
- default:
- break;
- }
- }
-
- // TODO(sanjeevr): The navOpenInNewWindow flag causes IE to open this
- // in a new window ONLY if the user has specified
- // "Always open popups in a new window". Otherwise it opens in a new tab.
- // We need to investigate more and see if we can force IE to display the
- // link in a new window. MSHTML uses the below code to force an open in a
- // new window. But this logic also fails for us. Perhaps this flag is not
- // honoured if the ActiveDoc is not MSHTML.
- // Even the HLNF_DISABLEWINDOWRESTRICTIONS flag did not work.
- // Start of MSHTML-like logic.
- // CComQIPtr<ITargetFramePriv2> target_frame = web_browser2;
- // if (target_frame) {
- // CComPtr<IUri> uri;
- // CreateUri(base::UTF8ToWide(open_url_command->url_.spec()).c_str(),
- // Uri_CREATE_IE_SETTINGS, 0, &uri);
- // CComPtr<IBindCtx> bind_ctx;
- // CreateBindCtx(0, &bind_ctx);
- // target_frame->AggregatedNavigation2(
- // HLNF_TRUSTFIRSTDOWNLOAD|HLNF_OPENINNEWWINDOW, bind_ctx, NULL,
- // L"No_Name", uri, L"");
- // }
- // End of MSHTML-like logic
- VARIANT empty = base::win::ScopedVariant::kEmptyVariant;
- base::win::ScopedVariant http_headers;
-
- if (referrer.is_valid()) {
- std::wstring referrer_header = L"Referer: ";
- referrer_header += base::UTF8ToWide(referrer.spec());
- referrer_header += L"\r\n\r\n";
- http_headers.Set(referrer_header.c_str());
- }
-
- // IE6 does not support tabs. If Chrome sent us a window open request
- // indicating that the navigation needs to occur in a foreground tab or
- // a popup window, then we need to ensure that the new window in IE6 is
- // brought to the foreground.
- if (ie_version == IE_6) {
- ChromeFrameUrl cf_url;
- cf_url.Parse(static_cast<BSTR>(url_));
-
- if (cf_url.attach_to_external_tab() &&
- (cf_url.disposition() == NEW_FOREGROUND_TAB ||
- cf_url.disposition() == NEW_POPUP)) {
- BringWebBrowserWindowToTop(web_browser2);
- }
- }
-
- HRESULT hr = web_browser2->Navigate2(url.AsInput(), &flags, &empty, &empty,
- http_headers.AsInput());
- // If the current window is a popup window then attempting to open a new
- // tab for the navigation will fail. We attempt to issue the navigation in
- // a new window in this case.
- // http://msdn.microsoft.com/en-us/library/aa752133(v=vs.85).aspx
- if (FAILED(hr) && V_I4(&flags) != navOpenInNewWindow) {
- V_I4(&flags) = navOpenInNewWindow;
- hr = web_browser2->Navigate2(url.AsInput(), &flags, &empty, &empty,
- http_headers.AsInput());
- DLOG_IF(ERROR, FAILED(hr))
- << "Navigate2 failed with error: "
- << base::StringPrintf("0x%08X", hr);
- }
- }
-
- void InitializeAutomationSettings() {
- static const wchar_t kHandleTopLevelRequests[] = L"HandleTopLevelRequests";
- static const wchar_t kUseChromeNetworking[] = L"UseChromeNetworking";
-
- // Query and assign the top-level-request routing, and host networking
- // settings from the registry.
- bool top_level_requests = GetConfigBool(true, kHandleTopLevelRequests);
- bool chrome_network = GetConfigBool(false, kUseChromeNetworking);
- automation_client_->set_handle_top_level_requests(top_level_requests);
- automation_client_->set_use_chrome_network(chrome_network);
- }
-
- base::win::ScopedBstr url_;
- base::win::ScopedComPtr<IOleDocumentSite> doc_site_;
-
- // If false, we tried but failed to fetch an IOleInPlaceFrame from our host.
- // Cached here so we don't try to fetch it every time if we keep failing.
- bool failed_to_fetch_in_place_frame_;
- bool draw_sad_tab_;
-
- base::win::ScopedComPtr<IOleInPlaceFrame> in_place_frame_;
-
- // For more information on the ready_state_ property see:
- // http://msdn.microsoft.com/en-us/library/aa768179(VS.85).aspx#
- READYSTATE ready_state_;
-
- // The following members contain IDispatch interfaces representing the
- // onload/onerror/onmessage handlers on the page.
- base::win::ScopedVariant onload_handler_;
- base::win::ScopedVariant onerror_handler_;
- base::win::ScopedVariant onmessage_handler_;
-
- EventHandlers onmessage_;
- EventHandlers onloaderror_;
- EventHandlers onload_;
- EventHandlers onreadystatechanged_;
- EventHandlers onprivatemessage_;
- EventHandlers onextensionready_;
-
- // Handle network requests when host network stack is used. Passed to the
- // automation client on initialization.
- scoped_ptr<UrlmonUrlRequestManager> url_fetcher_;
-};
-
-#endif // CHROME_FRAME_CHROME_FRAME_ACTIVEX_BASE_H_
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