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cef/libcef/browser_impl.cc

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// Copyright (c) 2008-2009 The Chromium Embedded Framework Authors.
// Portions copyright (c) 2006-2008 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 "browser_impl.h"
#include "browser_devtools_scheme_handler.h"
#include "browser_webkit_glue.h"
#include "browser_zoom_map.h"
#include "cef_context.h"
#include "dom_document_impl.h"
#include "request_impl.h"
#include "stream_impl.h"
#include "v8_impl.h"
#include "base/file_path.h"
#include "base/path_service.h"
#include "base/stringprintf.h"
#include "base/synchronization/waitable_event.h"
#include "base/utf_string_conversions.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebDocument.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebHTTPBody.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebPlugin.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebPluginDocument.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebRange.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebRect.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebScriptSource.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebURL.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebURLRequest.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h"
#include "webkit/glue/glue_serialize.h"
#include "webkit/plugins/npapi/webplugin_delegate.h"
#include "webkit/plugins/npapi/webplugin_impl.h"
#include "webkit/glue/webkit_glue.h"
using WebKit::WebDocument;
using WebKit::WebFrame;
using WebKit::WebHTTPBody;
using WebKit::WebPlugin;
using WebKit::WebPluginDocument;
using WebKit::WebRange;
using WebKit::WebRect;
using WebKit::WebScriptSource;
using WebKit::WebString;
using WebKit::WebURL;
using WebKit::WebURLRequest;
using WebKit::WebView;
namespace {
class CreateBrowserHelper
{
public:
CreateBrowserHelper(CefWindowInfo& windowInfo,
CefRefPtr<CefClient> client,
const CefString& url,
const CefBrowserSettings& settings)
: window_info_(windowInfo),
client_(client),
url_(url),
settings_(settings) {}
CefWindowInfo window_info_;
CefRefPtr<CefClient> client_;
CefString url_;
CefBrowserSettings settings_;
};
void UIT_CreateBrowserWithHelper(CreateBrowserHelper* helper)
{
CefBrowser::CreateBrowserSync(helper->window_info_, helper->client_,
helper->url_, helper->settings_);
delete helper;
}
} // namespace
CefBrowserImpl::PaintDelegate::PaintDelegate(CefBrowserImpl* browser)
: browser_(browser)
{
}
CefBrowserImpl::PaintDelegate::~PaintDelegate()
{
}
void CefBrowserImpl::PaintDelegate::Paint(
bool popup, const std::vector<CefRect>& dirtyRects, const void* buffer)
{
CefRefPtr<CefClient> client = browser_->GetClient();
if (!client.get())
return;
CefRefPtr<CefRenderHandler> handler = client->GetRenderHandler();
if (!handler.get())
return;
handler->OnPaint(browser_, (popup?PET_POPUP:PET_VIEW), dirtyRects, buffer);
}
// static
bool CefBrowser::CreateBrowser(CefWindowInfo& windowInfo,
CefRefPtr<CefClient> client,
const CefString& url,
const CefBrowserSettings& settings)
{
// Verify that the context is in a valid state.
if (!CONTEXT_STATE_VALID()) {
NOTREACHED() << "context not valid";
return false;
}
// Verify that the settings structure is a valid size.
if (settings.size != sizeof(cef_browser_settings_t)) {
NOTREACHED() << "invalid CefBrowserSettings structure size";
return false;
}
// Create the browser on the UI thread.
CreateBrowserHelper* helper =
new CreateBrowserHelper(windowInfo, client, url, settings);
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableFunction(
UIT_CreateBrowserWithHelper, helper));
return true;
}
// static
CefRefPtr<CefBrowser> CefBrowser::CreateBrowserSync(
CefWindowInfo& windowInfo, CefRefPtr<CefClient> client,
const CefString& url, const CefBrowserSettings& settings)
{
// Verify that the context is in a valid state.
if (!CONTEXT_STATE_VALID()) {
NOTREACHED() << "context not valid";
return NULL;
}
// Verify that the settings structure is a valid size.
if (settings.size != sizeof(cef_browser_settings_t)) {
NOTREACHED() << "invalid CefBrowserSettings structure size";
return NULL;
}
// Verify that this method is being called on the UI thread.
if (!CefThread::CurrentlyOn(CefThread::UI)) {
NOTREACHED() << "called on invalid thread";
return NULL;
}
CefRefPtr<CefBrowser> browser(
new CefBrowserImpl(windowInfo, settings, NULL, client));
if (!static_cast<CefBrowserImpl*>(browser.get())->UIT_CreateBrowser(url))
return NULL;
return browser;
}
CefBrowserImpl::CefBrowserImpl(const CefWindowInfo& windowInfo,
const CefBrowserSettings& settings,
gfx::NativeView opener,
CefRefPtr<CefClient> client)
: window_info_(windowInfo),
settings_(settings),
opener_(opener),
is_modal_(false),
client_(client),
webviewhost_(NULL),
popuphost_(NULL),
zoom_level_(0.0),
can_go_back_(false),
can_go_forward_(false),
has_document_(false),
is_dropping_(false),
main_frame_(NULL),
unique_id_(0)
#if defined(OS_WIN)
, opener_was_disabled_by_modal_loop_(false),
internal_modal_message_loop_is_active_(false)
#endif
{
delegate_.reset(new BrowserWebViewDelegate(this));
popup_delegate_.reset(new BrowserWebViewDelegate(this));
nav_controller_.reset(new BrowserNavigationController(this));
if (!file_system_root_.CreateUniqueTempDir()) {
LOG(WARNING) << "Failed to create a temp dir for the filesystem."
"FileSystem feature will be disabled.";
DCHECK(file_system_root_.path().empty());
}
}
void CefBrowserImpl::CloseBrowser()
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_CloseBrowser));
}
void CefBrowserImpl::GoBack()
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_HandleActionView, MENU_ID_NAV_BACK));
}
void CefBrowserImpl::GoForward()
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_HandleActionView, MENU_ID_NAV_FORWARD));
}
void CefBrowserImpl::Reload()
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_HandleActionView, MENU_ID_NAV_RELOAD));
}
void CefBrowserImpl::ReloadIgnoreCache()
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_HandleActionView, MENU_ID_NAV_RELOAD_NOCACHE));
}
void CefBrowserImpl::StopLoad()
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_HandleActionView, MENU_ID_NAV_STOP));
}
void CefBrowserImpl::SetFocus(bool enable)
{
if (CefThread::CurrentlyOn(CefThread::UI)) {
UIT_SetFocus(UIT_GetWebViewHost(), enable);
} else {
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::SetFocus, enable));
}
}
CefRefPtr<CefFrame> CefBrowserImpl::GetFocusedFrame()
{
// Verify that this method is being called on the UI thread.
if (!CefThread::CurrentlyOn(CefThread::UI)) {
NOTREACHED() << "called on invalid thread";
return NULL;
}
WebView* view = UIT_GetWebView();
return view ? UIT_GetCefFrame(view->focusedFrame()) : NULL;
}
CefRefPtr<CefFrame> CefBrowserImpl::GetFrame(const CefString& name)
{
// Verify that this method is being called on the UI thread.
if (!CefThread::CurrentlyOn(CefThread::UI)) {
NOTREACHED() << "called on invalid thread";
return NULL;
}
WebView* view = UIT_GetWebView();
if (!view)
return NULL;
WebFrame* frame = view->findFrameByName(string16(name));
if(frame)
return UIT_GetCefFrame(frame);
return NULL;
}
void CefBrowserImpl::GetFrameNames(std::vector<CefString>& names)
{
// Verify that this method is being called on the UI thread.
if (!CefThread::CurrentlyOn(CefThread::UI)) {
NOTREACHED() << "called on invalid thread";
return;
}
WebView* view = UIT_GetWebView();
if (!view)
return;
WebFrame* main_frame = view->mainFrame();
WebFrame* it = main_frame;
do {
if(it != main_frame) {
string16 str = it->name();
names.push_back(str);
}
it = it->traverseNext(true);
} while (it != main_frame);
}
void CefBrowserImpl::Find(int identifier, const CefString& searchText,
bool forward, bool matchCase, bool findNext)
{
WebKit::WebFindOptions options;
options.forward = forward;
options.matchCase = matchCase;
options.findNext = findNext;
// Execute the request on the UI thread.
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_Find, identifier, searchText, options));
}
void CefBrowserImpl::StopFinding(bool clearSelection)
{
// Execute the request on the UI thread.
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_StopFinding, clearSelection));
}
void CefBrowserImpl::SetZoomLevel(double zoomLevel)
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_SetZoomLevel, zoomLevel));
}
void CefBrowserImpl::ClearHistory()
{
if (CefThread::CurrentlyOn(CefThread::UI)) {
bool old_can_go_back = !nav_controller_->IsAtStart();
bool old_can_go_forward = !nav_controller_->IsAtEnd();
nav_controller_->Reset();
if (old_can_go_back || old_can_go_forward) {
set_nav_state(false, false);
if (client_.get()) {
CefRefPtr<CefDisplayHandler> handler = client_->GetDisplayHandler();
if (handler.get()) {
// Notify the handler of a navigation state change
handler->OnNavStateChange(this, false, false);
}
}
}
} else {
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::ClearHistory));
}
}
void CefBrowserImpl::ShowDevTools()
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_ShowDevTools));
}
void CefBrowserImpl::CloseDevTools()
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_CloseDevTools));
}
bool CefBrowserImpl::GetSize(PaintElementType type, int& width, int& height)
{
if (!CefThread::CurrentlyOn(CefThread::UI)) {
NOTREACHED() << "called on invalid thread";
return false;
}
width = height = 0;
if(type == PET_VIEW) {
WebViewHost* host = UIT_GetWebViewHost();
if (host) {
host->GetSize(width, height);
return true;
}
} else if(type == PET_POPUP) {
if (popuphost_) {
popuphost_->GetSize(width, height);
return true;
}
}
return false;
}
void CefBrowserImpl::SetSize(PaintElementType type, int width, int height)
{
// Intentially post event tasks in all cases so that painting tasks can be
// handled at sane times.
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_SetSize, type, width, height));
}
bool CefBrowserImpl::IsPopupVisible()
{
if (!CefThread::CurrentlyOn(CefThread::UI)) {
NOTREACHED() << "called on invalid thread";
return false;
}
return (popuphost_ != NULL);
}
void CefBrowserImpl::HidePopup()
{
// Intentially post event tasks in all cases so that painting tasks can be
// handled at sane times.
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_ClosePopupWidget));
}
void CefBrowserImpl::Invalidate(const CefRect& dirtyRect)
{
// Intentially post event tasks in all cases so that painting tasks can be
// handled at sane times.
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_Invalidate, dirtyRect));
}
bool CefBrowserImpl::GetImage(PaintElementType type, int width, int height,
void* buffer)
{
if (!CefThread::CurrentlyOn(CefThread::UI)) {
NOTREACHED() << "called on invalid thread";
return false;
}
if(type == PET_VIEW) {
WebViewHost* host = UIT_GetWebViewHost();
if (host)
return host->GetImage(width, height, buffer);
} else if(type == PET_POPUP) {
if (popuphost_)
return popuphost_->GetImage(width, height, buffer);
}
return false;
}
void CefBrowserImpl::SendKeyEvent(KeyType type, int key, int modifiers,
bool sysChar, bool imeChar)
{
// Intentially post event tasks in all cases so that painting tasks can be
// handled at sane times.
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_SendKeyEvent, type, key, modifiers, sysChar,
imeChar));
}
void CefBrowserImpl::SendMouseClickEvent(int x, int y, MouseButtonType type,
bool mouseUp, int clickCount)
{
// Intentially post event tasks in all cases so that painting tasks can be
// handled at sane times.
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_SendMouseClickEvent, x, y, type, mouseUp,
clickCount));
}
void CefBrowserImpl::SendMouseMoveEvent(int x, int y, bool mouseLeave)
{
// Intentially post event tasks in all cases so that painting tasks can be
// handled at sane times.
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_SendMouseMoveEvent, x, y, mouseLeave));
}
void CefBrowserImpl::SendMouseWheelEvent(int x, int y, int delta)
{
// Intentially post event tasks in all cases so that painting tasks can be
// handled at sane times.
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_SendMouseWheelEvent, x, y, delta));
}
void CefBrowserImpl::SendFocusEvent(bool setFocus)
{
// Intentially post event tasks in all cases so that painting tasks can be
// handled at sane times.
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_SendFocusEvent, setFocus));
}
void CefBrowserImpl::SendCaptureLostEvent()
{
// Intentially post event tasks in all cases so that painting tasks can be
// handled at sane times.
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_SendCaptureLostEvent));
}
void CefBrowserImpl::Undo(CefRefPtr<CefFrame> frame)
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_HandleAction, MENU_ID_UNDO, frame));
}
void CefBrowserImpl::Redo(CefRefPtr<CefFrame> frame)
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_HandleAction, MENU_ID_REDO, frame));
}
void CefBrowserImpl::Cut(CefRefPtr<CefFrame> frame)
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_HandleAction, MENU_ID_CUT, frame));
}
void CefBrowserImpl::Copy(CefRefPtr<CefFrame> frame)
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_HandleAction, MENU_ID_COPY, frame));
}
void CefBrowserImpl::Paste(CefRefPtr<CefFrame> frame)
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_HandleAction, MENU_ID_PASTE, frame));
}
void CefBrowserImpl::Delete(CefRefPtr<CefFrame> frame)
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_HandleAction, MENU_ID_DELETE, frame));
}
void CefBrowserImpl::SelectAll(CefRefPtr<CefFrame> frame)
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_HandleAction, MENU_ID_SELECTALL, frame));
}
void CefBrowserImpl::Print(CefRefPtr<CefFrame> frame)
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_HandleAction, MENU_ID_PRINT, frame));
}
void CefBrowserImpl::ViewSource(CefRefPtr<CefFrame> frame)
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_HandleAction, MENU_ID_VIEWSOURCE, frame));
}
CefString CefBrowserImpl::GetSource(CefRefPtr<CefFrame> frame)
{
// Verify that this method is being called on the UI thread.
if (!CefThread::CurrentlyOn(CefThread::UI)) {
NOTREACHED() << "called on invalid thread";
return CefString();
}
// Retrieve the document string directly
WebKit::WebFrame* web_frame = UIT_GetWebFrame(frame);
if(web_frame)
return string16(web_frame->contentAsMarkup());
return CefString();
}
CefString CefBrowserImpl::GetText(CefRefPtr<CefFrame> frame)
{
// Verify that this method is being called on the UI thread.
if (!CefThread::CurrentlyOn(CefThread::UI)) {
NOTREACHED() << "called on invalid thread";
return CefString();
}
// Retrieve the document text directly
WebKit::WebFrame* web_frame = UIT_GetWebFrame(frame);
if(web_frame)
return webkit_glue::DumpDocumentText(web_frame);
return CefString();
}
void CefBrowserImpl::LoadRequest(CefRefPtr<CefFrame> frame,
CefRefPtr<CefRequest> request)
{
DCHECK(request.get() != NULL);
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_LoadURLForRequestRef, frame, request));
}
void CefBrowserImpl::LoadURL(CefRefPtr<CefFrame> frame,
const CefString& url)
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_LoadURL, frame, url));
}
void CefBrowserImpl::LoadString(CefRefPtr<CefFrame> frame,
const CefString& string,
const CefString& url)
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_LoadHTML, frame, string, url));
}
void CefBrowserImpl::LoadStream(CefRefPtr<CefFrame> frame,
CefRefPtr<CefStreamReader> stream,
const CefString& url)
{
DCHECK(stream.get() != NULL);
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_LoadHTMLForStreamRef, frame, stream, url));
}
void CefBrowserImpl::ExecuteJavaScript(CefRefPtr<CefFrame> frame,
const CefString& jsCode,
const CefString& scriptUrl,
int startLine)
{
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(this,
&CefBrowserImpl::UIT_ExecuteJavaScript, frame, jsCode, scriptUrl,
startLine));
}
long long CefBrowserImpl::GetIdentifier(CefRefPtr<CefFrame> frame)
{
// Verify that this method is being called on the UI thread.
if (!CefThread::CurrentlyOn(CefThread::UI)) {
NOTREACHED() << "called on invalid thread";
return 0;
}
WebFrame* web_frame = UIT_GetWebFrame(frame);
if(web_frame)
return web_frame->identifier();
return 0;
}
CefRefPtr<CefFrame> CefBrowserImpl::GetParent(CefRefPtr<CefFrame> frame)
{
// Verify that this method is being called on the UI thread.
if (!CefThread::CurrentlyOn(CefThread::UI)) {
NOTREACHED() << "called on invalid thread";
return NULL;
}
WebFrame* web_frame = UIT_GetWebFrame(frame);
if(web_frame) {
if (web_frame->parent() == NULL) {
// This is the main frame.
return NULL;
}
return UIT_GetCefFrame(web_frame->parent());
}
return NULL;
}
CefString CefBrowserImpl::GetURL(CefRefPtr<CefFrame> frame)
{
// Verify that this method is being called on the UI thread.
if (!CefThread::CurrentlyOn(CefThread::UI)) {
NOTREACHED() << "called on invalid thread";
return CefString();
}
WebFrame* web_frame = UIT_GetWebFrame(frame);
if(web_frame)
return std::string(web_frame->document().url().spec());
return CefString();
}
CefRefPtr<CefFrame> CefBrowserImpl::GetCefFrame(const CefString& name)
{
CefRefPtr<CefFrame> cef_frame;
if(name.empty()) {
// Use the single main frame reference.
cef_frame = GetMainCefFrame();
} else {
// Locate or create the appropriate named reference.
AutoLock lock_scope(this);
FrameMap::const_iterator it = frames_.find(name);
if(it != frames_.end())
cef_frame = it->second;
else {
cef_frame = new CefFrameImpl(this, name);
frames_.insert(std::make_pair(name, cef_frame.get()));
}
}
return cef_frame;
}
void CefBrowserImpl::RemoveCefFrame(const CefString& name)
{
AutoLock lock_scope(this);
if(name.empty()) {
// Clear the single main frame reference.
main_frame_ = NULL;
} else {
// Remove the appropriate named reference.
FrameMap::iterator it = frames_.find(name);
if(it != frames_.end())
frames_.erase(it);
}
}
CefRefPtr<CefFrame> CefBrowserImpl::GetMainCefFrame()
{
// Return the single main frame reference.
AutoLock lock_scope(this);
if(main_frame_ == NULL)
main_frame_ = new CefFrameImpl(this, CefString());
return main_frame_;
}
CefRefPtr<CefFrame> CefBrowserImpl::UIT_GetCefFrame(WebFrame* frame)
{
REQUIRE_UIT();
CefRefPtr<CefFrame> cef_frame;
if(frame->parent() == 0) {
// Use the single main frame reference.
cef_frame = GetMainCefFrame();
} else {
// Locate or create the appropriate named reference.
CefString name = string16(frame->name());
DCHECK(!name.empty());
cef_frame = GetCefFrame(name);
}
return cef_frame;
}
WebFrame* CefBrowserImpl::UIT_GetMainWebFrame()
{
REQUIRE_UIT();
WebView* view = UIT_GetWebView();
if (view)
return view ->mainFrame();
return NULL;
}
WebFrame* CefBrowserImpl::UIT_GetWebFrame(CefRefPtr<CefFrame> frame)
{
REQUIRE_UIT();
WebView* view = UIT_GetWebView();
if (!view)
return NULL;
CefString name = frame->GetName();
if(name.empty())
return view ->mainFrame();
return view ->findFrameByName(string16(name));
}
void CefBrowserImpl::UIT_DestroyBrowser()
{
if (client_.get()) {
CefRefPtr<CefLifeSpanHandler> handler = client_->GetLifeSpanHandler();
if (handler.get()) {
// Notify the handler that the window is about to be closed.
handler->OnBeforeClose(this);
}
}
#if defined(OS_WIN)
if (is_modal_) {
// Exit our own internal modal message loop now.
if (internal_modal_message_loop_is_active_) {
MessageLoop* message_loop = MessageLoop::current();
message_loop->QuitNow();
}
}
UIT_GetWebViewDelegate()->RevokeDragDrop();
#endif
// If the current browser window is a dev tools client then disconnect from
// the agent and destroy the client before destroying the window.
UIT_DestroyDevToolsClient();
if (dev_tools_agent_.get()) {
BrowserDevToolsClient* client = dev_tools_agent_->client();
if (client) {
CefBrowserImpl* browser = client->browser();
// Destroy the client before freeing the agent.
browser->UIT_DestroyDevToolsClient();
if(!_Context->shutting_down()) {
// Explicitly close the client browser window.
browser->UIT_CloseBrowser();
}
}
// Free the agent.
dev_tools_agent_.reset();
}
// Clean up anything associated with the WebViewHost widget.
if (webviewhost_.get()) {
if (webviewhost_->webwidget())
webviewhost_->webwidget()->close();
webviewhost_.reset();
}
// Remove the reference to the window handle.
UIT_ClearMainWndHandle();
// Remove the reference added in UIT_CreateBrowser().
Release();
// Remove the browser from the list maintained by the context.
_Context->RemoveBrowser(this);
}
void CefBrowserImpl::UIT_CloseBrowser()
{
REQUIRE_UIT();
if (IsWindowRenderingDisabled()) {
UIT_DestroyBrowser();
} else {
gfx::NativeView view = UIT_GetMainWndHandle();
if (view)
UIT_CloseView(view);
}
}
void CefBrowserImpl::UIT_LoadURL(CefRefPtr<CefFrame> frame,
const CefString& url)
{
UIT_LoadURLForRequest(frame, url, CefString(), WebHTTPBody(),
CefRequest::HeaderMap());
}
void CefBrowserImpl::UIT_LoadURLForRequestRef(CefRefPtr<CefFrame> frame,
CefRefPtr<CefRequest> request)
{
CefString url = request->GetURL();
CefString method = request->GetMethod();
CefRequestImpl *impl = static_cast<CefRequestImpl*>(request.get());
WebHTTPBody upload_data;
CefRefPtr<CefPostData> postdata = impl->GetPostData();
if(postdata.get()) {
upload_data.initialize();
static_cast<CefPostDataImpl*>(postdata.get())->Get(upload_data);
}
CefRequest::HeaderMap headers;
impl->GetHeaderMap(headers);
UIT_LoadURLForRequest(frame, url, method, upload_data, headers);
}
void CefBrowserImpl::UIT_LoadURLForRequest(CefRefPtr<CefFrame> frame,
const CefString& url,
const CefString& method,
const WebKit::WebHTTPBody& upload_data,
const CefRequest::HeaderMap& headers)
{
REQUIRE_UIT();
if (url.empty())
return;
std::string urlStr(url);
GURL gurl = GURL(urlStr);
if (!gurl.is_valid() && !gurl.has_scheme()) {
// Try to add "http://" at the beginning
std::string new_url = std::string("http://") + urlStr;
gurl = GURL(new_url);
if (!gurl.is_valid())
return;
}
nav_controller_->LoadEntry(
new BrowserNavigationEntry(-1, gurl, CefString(), frame->GetName(),
method, upload_data, headers));
}
void CefBrowserImpl::UIT_LoadHTML(CefRefPtr<CefFrame> frame,
const CefString& html,
const CefString& url)
{
REQUIRE_UIT();
std::string urlStr(url);
GURL gurl = GURL(urlStr);
if (!gurl.is_valid() && !gurl.has_scheme()) {
// Try to add "http://" at the beginning
std::string new_url = std::string("http://") + urlStr;
gurl = GURL(new_url);
if (!gurl.is_valid())
return;
}
WebFrame* web_frame = UIT_GetWebFrame(frame);
if(web_frame)
web_frame->loadHTMLString(std::string(html), gurl);
}
void CefBrowserImpl::UIT_LoadHTMLForStreamRef(CefRefPtr<CefFrame> frame,
CefRefPtr<CefStreamReader> stream,
const CefString& url)
{
REQUIRE_UIT();
std::string urlStr(url);
GURL gurl = GURL(urlStr);
if (!gurl.is_valid() && !gurl.has_scheme()) {
// Try to add "http://" at the beginning
std::string new_url = std::string("http://") + urlStr;
gurl = GURL(new_url);
if (!gurl.is_valid())
return;
}
// read all of the stream data into a std::string.
std::stringstream ss;
char buff[BUFFER_SIZE];
size_t read;
do {
read = stream->Read(buff, sizeof(char), BUFFER_SIZE-1);
if(read > 0) {
buff[read] = 0;
ss << buff;
}
}
while(read > 0);
WebFrame* web_frame = UIT_GetWebFrame(frame);
if(web_frame)
web_frame->loadHTMLString(ss.str(), gurl);
}
void CefBrowserImpl::UIT_ExecuteJavaScript(CefRefPtr<CefFrame> frame,
const CefString& js_code,
const CefString& script_url,
int start_line)
{
REQUIRE_UIT();
WebFrame* web_frame = UIT_GetWebFrame(frame);
if(web_frame) {
web_frame->executeScript(WebScriptSource(string16(js_code),
WebURL(GURL(std::string(script_url))), start_line));
}
}
void CefBrowserImpl::UIT_GoBackOrForward(int offset)
{
REQUIRE_UIT();
nav_controller_->GoToOffset(offset);
}
void CefBrowserImpl::UIT_Reload(bool ignoreCache)
{
REQUIRE_UIT();
nav_controller_->Reload(ignoreCache);
}
bool CefBrowserImpl::UIT_Navigate(const BrowserNavigationEntry& entry,
bool reload,
bool ignoreCache)
{
REQUIRE_UIT();
WebView* view = UIT_GetWebView();
if (!view)
return false;
// Get the right target frame for the entry.
WebFrame* frame;
if (!entry.GetTargetFrame().empty())
frame = view->findFrameByName(string16(entry.GetTargetFrame()));
else
frame = view->mainFrame();
// TODO(mpcomplete): should we clear the target frame, or should
// back/forward navigations maintain the target frame?
// A navigation resulting from loading a javascript URL should not be
// treated as a browser initiated event. Instead, we want it to look as if
// the page initiated any load resulting from JS execution.
if (!entry.GetURL().SchemeIs("javascript")) {
delegate_->set_pending_extra_data(
new BrowserExtraData(entry.GetPageID()));
}
// If we are reloading, then WebKit will use the state of the current page.
// Otherwise, we give it the state to navigate to.
if (reload) {
frame->reload(ignoreCache);
} else if (!entry.GetContentState().empty()) {
DCHECK(entry.GetPageID() != -1);
frame->loadHistoryItem(
webkit_glue::HistoryItemFromString(entry.GetContentState()));
} else {
DCHECK(entry.GetPageID() == -1);
WebURLRequest request(entry.GetURL());
if(entry.GetMethod().length() > 0)
request.setHTTPMethod(string16(entry.GetMethod()));
if(entry.GetHeaders().size() > 0)
CefRequestImpl::SetHeaderMap(entry.GetHeaders(), request);
if(!entry.GetUploadData().isNull())
{
string16 method = request.httpMethod();
if(method == ASCIIToUTF16("GET") || method == ASCIIToUTF16("HEAD"))
request.setHTTPMethod(ASCIIToUTF16("POST"));
if(request.httpHeaderField(ASCIIToUTF16("Content-Type")).length() == 0) {
request.setHTTPHeaderField(
ASCIIToUTF16("Content-Type"),
ASCIIToUTF16("application/x-www-form-urlencoded"));
}
request.setHTTPBody(entry.GetUploadData());
}
frame->loadRequest(request);
}
// In case LoadRequest failed before DidCreateDataSource was called.
delegate_->set_pending_extra_data(NULL);
if (client_.get()) {
CefRefPtr<CefFocusHandler> handler = client_->GetFocusHandler();
if (!handler.get() ||
(handler.get() &&
!handler->OnSetFocus(this, FOCUS_SOURCE_NAVIGATION))) {
// Restore focus to the main frame prior to loading new request.
// This makes sure that we don't have a focused iframe. Otherwise, that
// iframe would keep focus when the SetFocus called immediately after
// LoadRequest, thus making some tests fail (see http://b/issue?id=845337
// for more details).
// TODO(cef): The above comment may be wrong, or the below call to
// setFocusedFrame() may be unnecessary or in the wrong place. See this
// thread for additional details:
// http://groups.google.com/group/chromium-dev/browse_thread/thread/42bcd31b59e3a168
view->setFocusedFrame(frame);
// Give focus to the window if it is currently visible.
if (!IsWindowRenderingDisabled() &&
UIT_IsViewVisible(UIT_GetMainWndHandle()))
UIT_SetFocus(UIT_GetWebViewHost(), true);
}
}
return true;
}
void CefBrowserImpl::UIT_SetSize(PaintElementType type, int width, int height)
{
if(type == PET_VIEW) {
WebViewHost* host = UIT_GetWebViewHost();
if (host)
host->SetSize(width, height);
} else if(type == PET_POPUP) {
if (popuphost_)
popuphost_->SetSize(width, height);
}
}
void CefBrowserImpl::UIT_Invalidate(const CefRect& dirtyRect)
{
REQUIRE_UIT();
WebViewHost* host = UIT_GetWebViewHost();
if (host) {
gfx::Rect rect(dirtyRect.x, dirtyRect.y, dirtyRect.width,
dirtyRect.height);
// Used when window rendering is disabled to send the specified region to
// the paint delegate when WebWidget::Paint() is next called.
host->UpdateRedrawRect(rect);
// Cause WebWidget::Paint() to be called when next appropriate.
host->InvalidateRect(rect);
}
}
void CefBrowserImpl::UIT_SendKeyEvent(KeyType type, int key, int modifiers,
bool sysChar, bool imeChar)
{
REQUIRE_UIT();
if (popuphost_) {
// Send the event to the popup.
popuphost_->SendKeyEvent(type, key, modifiers, sysChar, imeChar);
} else {
WebViewHost* host = UIT_GetWebViewHost();
if (host)
host->SendKeyEvent(type, key, modifiers, sysChar, imeChar);
}
}
void CefBrowserImpl::UIT_SendMouseClickEvent(int x, int y, MouseButtonType type,
bool mouseUp, int clickCount)
{
REQUIRE_UIT();
if (popuphost_ && popup_rect_.Contains(x, y)) {
// Send the event to the popup.
popuphost_->SendMouseClickEvent(x - popup_rect_.x(), y - popup_rect_.y(),
type, mouseUp, clickCount);
} else {
WebViewHost* host = UIT_GetWebViewHost();
if (host)
host->SendMouseClickEvent(x, y, type, mouseUp, clickCount);
}
}
void CefBrowserImpl::UIT_SendMouseMoveEvent(int x, int y, bool mouseLeave)
{
REQUIRE_UIT();
if (popuphost_ && popup_rect_.Contains(x, y)) {
// Send the event to the popup.
popuphost_->SendMouseMoveEvent(x - popup_rect_.x(), y - popup_rect_.y(),
mouseLeave);
} else {
WebViewHost* host = UIT_GetWebViewHost();
if (host)
host->SendMouseMoveEvent(x, y, mouseLeave);
}
}
void CefBrowserImpl::UIT_SendMouseWheelEvent(int x, int y, int delta)
{
REQUIRE_UIT();
if (popuphost_ && popup_rect_.Contains(x, y)) {
// Send the event to the popup.
popuphost_->SendMouseWheelEvent(x - popup_rect_.x(), y - popup_rect_.y(),
delta);
} else {
WebViewHost* host = UIT_GetWebViewHost();
if (host)
host->SendMouseWheelEvent(x, y, delta);
}
}
void CefBrowserImpl::UIT_SendFocusEvent(bool setFocus)
{
REQUIRE_UIT();
WebViewHost* host = UIT_GetWebViewHost();
if (host)
host->SendFocusEvent(setFocus);
}
void CefBrowserImpl::UIT_SendCaptureLostEvent()
{
REQUIRE_UIT();
WebViewHost* host = UIT_GetWebViewHost();
if (host)
host->SendCaptureLostEvent();
}
CefRefPtr<CefBrowserImpl> CefBrowserImpl::UIT_CreatePopupWindow(
const CefString& url, const CefPopupFeatures& features)
{
REQUIRE_UIT();
CefWindowInfo info;
#if defined(OS_WIN)
info.SetAsPopup(NULL, CefString());
#endif
#if (defined(OS_WIN) || defined(OS_MACOSX))
// Default to the size from the popup features.
if(features.xSet)
info.m_x = features.x;
if(features.ySet)
info.m_y = features.y;
if(features.widthSet)
info.m_nWidth = features.width;
if(features.heightSet)
info.m_nHeight = features.height;
#endif
CefRefPtr<CefClient> client = client_;
// Start with the current browser window's settings.
CefBrowserSettings settings(settings_);
if (client_.get()) {
CefRefPtr<CefLifeSpanHandler> handler = client_->GetLifeSpanHandler();
// Give the handler an opportunity to modify window attributes, handler,
// or cancel the window creation.
if (handler.get() &&
handler->OnBeforePopup(this, features, info, url, client, settings)) {
return NULL;
}
}
// Modal windows need to know which window is being suspended (the opener)
// so that it can be disabled while the modal window is open.
CefRefPtr<CefBrowserImpl> browser(
new CefBrowserImpl(info, settings, UIT_GetMainWndHandle(), client));
// Don't pass the URL to UIT_CreateBrowser for popup windows or the URL will
// be loaded twice.
if (!browser->UIT_CreateBrowser(CefString()))
return NULL;
return browser;
}
WebKit::WebWidget* CefBrowserImpl::UIT_CreatePopupWidget()
{
REQUIRE_UIT();
DCHECK(!popuphost_);
popuphost_ = WebWidgetHost::Create(
(IsWindowRenderingDisabled()?NULL:UIT_GetMainWndHandle()),
popup_delegate_.get(), paint_delegate_.get());
popuphost_->set_popup(true);
return popuphost_->webwidget();
}
void CefBrowserImpl::UIT_ClosePopupWidget()
{
REQUIRE_UIT();
if (!popuphost_)
return;
#if !defined(OS_MACOSX)
// Mac uses a WebPopupMenu for select lists so no closing is necessary.
if (!IsWindowRenderingDisabled())
UIT_CloseView(UIT_GetPopupWndHandle());
#endif
popuphost_ = NULL;
popup_rect_ = gfx::Rect();
if (IsWindowRenderingDisabled() && client_.get()) {
CefRefPtr<CefRenderHandler> handler = client_->GetRenderHandler();
if (handler.get()) {
// Notify the handler of popup visibility change.
handler->OnPopupShow(this, false);
}
}
}
void CefBrowserImpl::UIT_Show(WebKit::WebNavigationPolicy policy)
{
REQUIRE_UIT();
delegate_->show(policy);
}
void CefBrowserImpl::UIT_HandleActionView(cef_menu_id_t menuId)
{
return UIT_HandleAction(menuId, NULL);
}
void CefBrowserImpl::UIT_HandleAction(cef_menu_id_t menuId,
CefRefPtr<CefFrame> frame)
{
REQUIRE_UIT();
WebFrame* web_frame = NULL;
if(frame)
web_frame = UIT_GetWebFrame(frame);
switch(menuId)
{
case MENU_ID_NAV_BACK:
UIT_GoBackOrForward(-1);
break;
case MENU_ID_NAV_FORWARD:
UIT_GoBackOrForward(1);
break;
case MENU_ID_NAV_RELOAD:
UIT_Reload(false);
break;
case MENU_ID_NAV_RELOAD_NOCACHE:
UIT_Reload(true);
break;
case MENU_ID_NAV_STOP:
if (UIT_GetWebView())
UIT_GetWebView()->mainFrame()->stopLoading();
break;
case MENU_ID_UNDO:
if(web_frame)
web_frame->executeCommand(WebString::fromUTF8("Undo"));
break;
case MENU_ID_REDO:
if(web_frame)
web_frame->executeCommand(WebString::fromUTF8("Redo"));
break;
case MENU_ID_CUT:
if(web_frame)
web_frame->executeCommand(WebString::fromUTF8("Cut"));
break;
case MENU_ID_COPY:
if(web_frame)
web_frame->executeCommand(WebString::fromUTF8("Copy"));
break;
case MENU_ID_PASTE:
if(web_frame)
web_frame->executeCommand(WebString::fromUTF8("Paste"));
break;
case MENU_ID_DELETE:
if(web_frame)
web_frame->executeCommand(WebString::fromUTF8("Delete"));
break;
case MENU_ID_SELECTALL:
if(web_frame)
web_frame->executeCommand(WebString::fromUTF8("SelectAll"));
break;
case MENU_ID_PRINT:
if(web_frame)
UIT_PrintPages(web_frame);
break;
case MENU_ID_VIEWSOURCE:
if(web_frame)
UIT_ViewDocumentString(web_frame);
break;
}
}
void CefBrowserImpl::UIT_Find(int identifier, const CefString& search_text,
const WebKit::WebFindOptions& options)
{
WebView* view = UIT_GetWebView();
if (!view)
return;
WebFrame* main_frame = view->mainFrame();
string16 searchText(search_text);
if (main_frame->document().isPluginDocument()) {
WebPlugin* plugin = main_frame->document().to<WebPluginDocument>().plugin();
if (plugin) {
if (options.findNext) {
// Just navigate back/forward.
plugin->selectFindResult(options.forward);
} else {
if (plugin->startFind(searchText, options.matchCase, identifier)) {
} else {
// No find results.
UIT_NotifyFindStatus(identifier, 0, gfx::Rect(), 0, true);
}
}
return;
}
}
WebFrame* frame_after_main = main_frame->traverseNext(true);
WebFrame* focused_frame = view->focusedFrame();
WebFrame* search_frame = focused_frame; // start searching focused frame.
bool multi_frame = (frame_after_main != main_frame);
// If we have multiple frames, we don't want to wrap the search within the
// frame, so we check here if we only have main_frame in the chain.
bool wrap_within_frame = !multi_frame;
WebRect selection_rect;
bool result = false;
// If something is selected when we start searching it means we cannot just
// increment the current match ordinal; we need to re-generate it.
WebRange current_selection = focused_frame->selectionRange();
do {
result = search_frame->find(identifier, searchText, options,
wrap_within_frame, &selection_rect);
if (!result) {
// don't leave text selected as you move to the next frame.
search_frame->executeCommand(WebString::fromUTF8("Unselect"));
// Find the next frame, but skip the invisible ones.
do {
// What is the next frame to search? (we might be going backwards). Note
// that we specify wrap=true so that search_frame never becomes NULL.
search_frame = options.forward ?
search_frame->traverseNext(true) :
search_frame->traversePrevious(true);
} while (!search_frame->hasVisibleContent() &&
search_frame != focused_frame);
// Make sure selection doesn't affect the search operation in new frame.
search_frame->executeCommand(WebString::fromUTF8("Unselect"));
// If we have multiple frames and we have wrapped back around to the
// focused frame, we need to search it once more allowing wrap within
// the frame, otherwise it will report 'no match' if the focused frame has
// reported matches, but no frames after the focused_frame contain a
// match for the search word(s).
if (multi_frame && search_frame == focused_frame) {
result = search_frame->find(
identifier, searchText,
options, true, // Force wrapping.
&selection_rect);
}
}
view->setFocusedFrame(search_frame);
} while (!result && search_frame != focused_frame);
if (options.findNext && current_selection.isNull()) {
// Force the main_frame to report the actual count.
main_frame->increaseMatchCount(0, identifier);
} else {
// If nothing is found, set result to "0 of 0", otherwise, set it to
// "-1 of 1" to indicate that we found at least one item, but we don't know
// yet what is active.
int ordinal = result ? -1 : 0; // -1 here means, we might know more later.
int match_count = result ? 1 : 0; // 1 here means possibly more coming.
// If we find no matches then this will be our last status update.
// Otherwise the scoping effort will send more results.
bool final_status_update = !result;
// Send the search result.
UIT_NotifyFindStatus(identifier, match_count, selection_rect, ordinal,
final_status_update);
// Scoping effort begins, starting with the mainframe.
search_frame = main_frame;
main_frame->resetMatchCount();
do {
// Cancel all old scoping requests before starting a new one.
search_frame->cancelPendingScopingEffort();
// We don't start another scoping effort unless at least one match has
// been found.
if (result) {
// Start new scoping request. If the scoping function determines that it
// needs to scope, it will defer until later.
search_frame->scopeStringMatches(identifier, searchText, options,
true); // reset the tickmarks
}
// Iterate to the next frame. The frame will not necessarily scope, for
// example if it is not visible.
search_frame = search_frame->traverseNext(true);
} while (search_frame != main_frame);
}
}
void CefBrowserImpl::UIT_StopFinding(bool clear_selection)
{
WebView* view = UIT_GetWebView();
if (!view)
return;
WebDocument doc = view->mainFrame()->document();
if (doc.isPluginDocument()) {
WebPlugin* plugin =
view->mainFrame()->document().to<WebPluginDocument>().plugin();
if (plugin)
plugin->stopFind();
return;
}
if (clear_selection)
view->focusedFrame()->executeCommand(WebString::fromUTF8("Unselect"));
WebFrame* frame = view->mainFrame();
while (frame) {
frame->stopFinding(clear_selection);
frame = frame->traverseNext(false);
}
}
void CefBrowserImpl::UIT_NotifyFindStatus(int identifier, int count,
const WebKit::WebRect& selection_rect,
int active_match_ordinal,
bool final_update)
{
if(client_.get()) {
CefRefPtr<CefFindHandler> handler = client_->GetFindHandler();
if (handler.get()) {
CefRect rect(selection_rect.x, selection_rect.y, selection_rect.width,
selection_rect.height);
handler->OnFindResult(this, identifier, count, rect, active_match_ordinal,
final_update);
}
}
}
void CefBrowserImpl::UIT_SetZoomLevel(double zoomLevel)
{
REQUIRE_UIT();
WebKit::WebFrame* web_frame = UIT_GetMainWebFrame();
if(web_frame) {
web_frame->view()->setZoomLevel(false, zoomLevel);
ZoomMap::GetInstance()->set(web_frame->document().url(), zoomLevel);
set_zoom_level(zoomLevel);
}
}
void CefBrowserImpl::UIT_ShowDevTools()
{
REQUIRE_UIT();
if(!dev_tools_agent_.get())
return;
BrowserDevToolsClient* client = dev_tools_agent_->client();
if (!client) {
// Create the inspector window.
CefString url(base::StringPrintf(
"%sdevtools.html?docked=false&toolbarColor=rgba(223,223,223,1)&"
"textColor=rgba(18,50,114,1)",
kChromeDevToolsURL));
CefPopupFeatures features;
CefRefPtr<CefBrowserImpl> browser = UIT_CreatePopupWindow(url, features);
if (browser.get()) {
browser->UIT_CreateDevToolsClient(dev_tools_agent_.get());
browser->UIT_LoadURL(browser->GetMainFrame(), url);
browser->UIT_Show(WebKit::WebNavigationPolicyNewWindow);
}
} else {
// Give focus to the existing inspector window.
client->browser()->UIT_Show(WebKit::WebNavigationPolicyNewWindow);
}
}
void CefBrowserImpl::UIT_CloseDevTools()
{
REQUIRE_UIT();
if(!dev_tools_agent_.get())
return;
BrowserDevToolsClient* client = dev_tools_agent_->client();
if (client)
client->browser()->UIT_CloseBrowser();
}
void CefBrowserImpl::UIT_VisitDOM(CefRefPtr<CefFrame> frame,
CefRefPtr<CefDOMVisitor> visitor)
{
REQUIRE_UIT();
WebKit::WebFrame* web_frame = UIT_GetWebFrame(frame);
if (!web_frame)
return;
// Create a CefDOMDocumentImpl object that is valid only for the scope of this
// method.
CefRefPtr<CefDOMDocumentImpl> documentImpl;
const WebKit::WebDocument& document = web_frame->document();
if (!document.isNull())
documentImpl = new CefDOMDocumentImpl(this, web_frame);
visitor->Visit(documentImpl.get());
if (documentImpl.get())
documentImpl->Detach();
}
void CefBrowserImpl::UIT_AddFrameObject(WebKit::WebFrame* frame,
CefTrackObject* tracked_object)
{
REQUIRE_UIT();
CefRefPtr<CefTrackManager> manager;
if (!frame_objects_.empty()) {
FrameObjectMap::const_iterator it = frame_objects_.find(frame);
if (it != frame_objects_.end())
manager = it->second;
}
if (!manager.get()) {
manager = new CefTrackManager();
frame_objects_.insert(std::make_pair(frame, manager));
}
manager->Add(tracked_object);
}
void CefBrowserImpl::UIT_BeforeFrameClosed(WebKit::WebFrame* frame)
{
REQUIRE_UIT();
if (!frame_objects_.empty()) {
// Remove any tracked objects associated with the frame.
FrameObjectMap::iterator it = frame_objects_.find(frame);
if (it != frame_objects_.end())
frame_objects_.erase(it);
}
}
void CefBrowserImpl::set_zoom_level(double zoomLevel)
{
AutoLock lock_scope(this);
zoom_level_ = zoomLevel;
}
double CefBrowserImpl::zoom_level()
{
AutoLock lock_scope(this);
return zoom_level_;
}
void CefBrowserImpl::set_nav_state(bool can_go_back, bool can_go_forward)
{
AutoLock lock_scope(this);
can_go_back_ = can_go_back;
can_go_forward_ = can_go_forward;
}
bool CefBrowserImpl::can_go_back()
{
AutoLock lock_scope(this);
return can_go_back_;
}
bool CefBrowserImpl::can_go_forward()
{
AutoLock lock_scope(this);
return can_go_forward_;
}
void CefBrowserImpl::set_has_document(bool has_document)
{
AutoLock lock_scope(this);
has_document_ = has_document;
}
bool CefBrowserImpl::has_document()
{
AutoLock lock_scope(this);
return has_document_;
}
void CefBrowserImpl::UIT_CreateDevToolsClient(BrowserDevToolsAgent *agent)
{
dev_tools_client_.reset(new BrowserDevToolsClient(this, agent));
}
void CefBrowserImpl::UIT_DestroyDevToolsClient()
{
if (dev_tools_client_.get()) {
// Free the client. This will cause the client to clear pending messages
// and detach from the agent.
dev_tools_client_.reset();
}
}
// CefFrameImpl
CefFrameImpl::CefFrameImpl(CefBrowserImpl* browser, const CefString& name)
: browser_(browser), name_(name)
{
}
CefFrameImpl::~CefFrameImpl()
{
browser_->RemoveCefFrame(name_);
}
bool CefFrameImpl::IsFocused()
{
// Verify that this method is being called on the UI thread.
if (!CefThread::CurrentlyOn(CefThread::UI)) {
NOTREACHED() << "called on invalid thread";
return false;
}
return (browser_->UIT_GetWebView() &&
(browser_->UIT_GetWebFrame(this) ==
browser_->UIT_GetWebView()->focusedFrame()));
}
void CefFrameImpl::VisitDOM(CefRefPtr<CefDOMVisitor> visitor)
{
if(!visitor.get()) {
NOTREACHED() << "invalid parameter";
return;
}
CefRefPtr<CefFrame> framePtr(this);
CefThread::PostTask(CefThread::UI, FROM_HERE, NewRunnableMethod(
browser_.get(), &CefBrowserImpl::UIT_VisitDOM, framePtr, visitor));
}
CefRefPtr<CefV8Context> CefFrameImpl::GetV8Context()
{
// Verify that this method is being called on the UI thread.
if (!CefThread::CurrentlyOn(CefThread::UI)) {
NOTREACHED() << "called on invalid thread";
return NULL;
}
WebKit::WebFrame* frame = browser_->UIT_GetWebFrame(this);
if (frame) {
v8::HandleScope handle_scope;
return new CefV8ContextImpl(webkit_glue::GetV8Context(frame));
} else {
return NULL;
}
}
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