cef/libcef/renderer/frame_impl.cc
2017-07-06 18:22:13 -04:00

278 lines
6.8 KiB
C++

// Copyright (c) 2012 The Chromium Embedded Framework 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 "libcef/renderer/frame_impl.h"
#include "base/compiler_specific.h"
// Enable deprecation warnings for MSVC. See http://crbug.com/585142.
#if defined(OS_WIN)
#pragma warning(push)
#pragma warning(default : 4996)
#endif
#include "libcef/common/cef_messages.h"
#include "libcef/common/net/http_header_utils.h"
#include "libcef/common/request_impl.h"
#include "libcef/renderer/browser_impl.h"
#include "libcef/renderer/dom_document_impl.h"
#include "libcef/renderer/render_frame_util.h"
#include "libcef/renderer/thread_util.h"
#include "libcef/renderer/v8_impl.h"
#include "libcef/renderer/webkit_glue.h"
#include "third_party/WebKit/public/platform/WebData.h"
#include "third_party/WebKit/public/platform/WebString.h"
#include "third_party/WebKit/public/platform/WebURL.h"
#include "third_party/WebKit/public/web/WebDocument.h"
#include "third_party/WebKit/public/web/WebFrame.h"
#include "third_party/WebKit/public/web/WebFrameContentDumper.h"
#include "third_party/WebKit/public/web/WebKit.h"
#include "third_party/WebKit/public/web/WebLocalFrame.h"
#include "third_party/WebKit/public/web/WebScriptSource.h"
#include "third_party/WebKit/public/web/WebView.h"
using blink::WebString;
CefFrameImpl::CefFrameImpl(CefBrowserImpl* browser, blink::WebFrame* frame)
: browser_(browser),
frame_(frame),
frame_id_(render_frame_util::GetIdentifier(frame)) {}
CefFrameImpl::~CefFrameImpl() {}
bool CefFrameImpl::IsValid() {
CEF_REQUIRE_RT_RETURN(false);
return (frame_ != NULL);
}
void CefFrameImpl::Undo() {
ExecuteCommand("Undo");
}
void CefFrameImpl::Redo() {
ExecuteCommand("Redo");
}
void CefFrameImpl::Cut() {
ExecuteCommand("Cut");
}
void CefFrameImpl::Copy() {
ExecuteCommand("Copy");
}
void CefFrameImpl::Paste() {
ExecuteCommand("Paste");
}
void CefFrameImpl::Delete() {
ExecuteCommand("Delete");
}
void CefFrameImpl::SelectAll() {
ExecuteCommand("SelectAll");
}
void CefFrameImpl::ViewSource() {
NOTREACHED() << "ViewSource cannot be called from the renderer process";
}
void CefFrameImpl::GetSource(CefRefPtr<CefStringVisitor> visitor) {
CEF_REQUIRE_RT_RETURN_VOID();
if (frame_ && frame_->IsWebLocalFrame()) {
const CefString& content = std::string(
blink::WebFrameContentDumper::DumpAsMarkup(frame_->ToWebLocalFrame())
.Utf8());
visitor->Visit(content);
}
}
void CefFrameImpl::GetText(CefRefPtr<CefStringVisitor> visitor) {
CEF_REQUIRE_RT_RETURN_VOID();
if (frame_) {
const CefString& content = webkit_glue::DumpDocumentText(frame_);
visitor->Visit(content);
}
}
void CefFrameImpl::LoadRequest(CefRefPtr<CefRequest> request) {
CEF_REQUIRE_RT_RETURN_VOID();
if (!browser_)
return;
CefMsg_LoadRequest_Params params;
params.url = GURL(std::string(request->GetURL()));
params.method = request->GetMethod();
params.frame_id = frame_id_;
params.first_party_for_cookies =
GURL(std::string(request->GetFirstPartyForCookies()));
CefRequest::HeaderMap headerMap;
request->GetHeaderMap(headerMap);
if (!headerMap.empty())
params.headers = HttpHeaderUtils::GenerateHeaders(headerMap);
CefRefPtr<CefPostData> postData = request->GetPostData();
if (postData.get()) {
CefPostDataImpl* impl = static_cast<CefPostDataImpl*>(postData.get());
params.upload_data = new net::UploadData();
impl->Get(*params.upload_data.get());
}
params.load_flags = request->GetFlags();
browser_->LoadRequest(params);
}
void CefFrameImpl::LoadURL(const CefString& url) {
CEF_REQUIRE_RT_RETURN_VOID();
if (!browser_)
return;
CefMsg_LoadRequest_Params params;
params.url = GURL(url.ToString());
params.method = "GET";
params.frame_id = frame_id_;
browser_->LoadRequest(params);
}
void CefFrameImpl::LoadString(const CefString& string, const CefString& url) {
CEF_REQUIRE_RT_RETURN_VOID();
if (frame_) {
GURL gurl = GURL(url.ToString());
frame_->LoadHTMLString(string.ToString(), gurl);
}
}
void CefFrameImpl::ExecuteJavaScript(const CefString& jsCode,
const CefString& scriptUrl,
int startLine) {
CEF_REQUIRE_RT_RETURN_VOID();
if (jsCode.empty())
return;
if (startLine < 1)
startLine = 1;
if (frame_) {
GURL gurl = GURL(scriptUrl.ToString());
frame_->ExecuteScript(blink::WebScriptSource(
WebString::FromUTF16(jsCode.ToString16()), gurl, startLine));
}
}
bool CefFrameImpl::IsMain() {
CEF_REQUIRE_RT_RETURN(false);
if (frame_)
return (frame_->Parent() == NULL);
return false;
}
bool CefFrameImpl::IsFocused() {
CEF_REQUIRE_RT_RETURN(false);
if (frame_ && frame_->View())
return (frame_->View()->FocusedFrame() == frame_);
return false;
}
CefString CefFrameImpl::GetName() {
CefString name;
CEF_REQUIRE_RT_RETURN(name);
if (frame_)
name = render_frame_util::GetUniqueName(frame_);
return name;
}
int64 CefFrameImpl::GetIdentifier() {
CEF_REQUIRE_RT_RETURN(0);
return frame_id_;
}
CefRefPtr<CefFrame> CefFrameImpl::GetParent() {
CEF_REQUIRE_RT_RETURN(NULL);
if (frame_) {
blink::WebFrame* parent = frame_->Parent();
if (parent)
return browser_->GetWebFrameImpl(parent).get();
}
return NULL;
}
CefString CefFrameImpl::GetURL() {
CefString url;
CEF_REQUIRE_RT_RETURN(url);
if (frame_) {
GURL gurl = frame_->GetDocument().Url();
url = gurl.spec();
}
return url;
}
CefRefPtr<CefBrowser> CefFrameImpl::GetBrowser() {
CEF_REQUIRE_RT_RETURN(NULL);
return browser_;
}
CefRefPtr<CefV8Context> CefFrameImpl::GetV8Context() {
CEF_REQUIRE_RT_RETURN(NULL);
if (frame_) {
v8::Isolate* isolate = blink::MainThreadIsolate();
v8::HandleScope handle_scope(isolate);
return new CefV8ContextImpl(isolate, frame_->MainWorldScriptContext());
} else {
return NULL;
}
}
void CefFrameImpl::VisitDOM(CefRefPtr<CefDOMVisitor> visitor) {
CEF_REQUIRE_RT_RETURN_VOID();
if (!frame_)
return;
// Create a CefDOMDocumentImpl object that is valid only for the scope of this
// method.
CefRefPtr<CefDOMDocumentImpl> documentImpl;
const blink::WebDocument& document = frame_->GetDocument();
if (!document.IsNull())
documentImpl = new CefDOMDocumentImpl(browser_, frame_);
visitor->Visit(documentImpl.get());
if (documentImpl.get())
documentImpl->Detach();
}
void CefFrameImpl::Detach() {
browser_ = NULL;
frame_ = NULL;
}
void CefFrameImpl::ExecuteCommand(const std::string& command) {
CEF_REQUIRE_RT_RETURN_VOID();
if (frame_ && frame_->IsWebLocalFrame())
frame_->ToWebLocalFrame()->ExecuteCommand(WebString::FromUTF8(command));
}
// Enable deprecation warnings for MSVC. See http://crbug.com/585142.
#if defined(OS_WIN)
#pragma warning(pop)
#endif