electron/atom/browser/ui/webui/pdf_viewer_handler.cc
2017-03-14 00:25:59 +05:30

51 lines
1.6 KiB
C++

// Copyright (c) 2017 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#include "atom/browser/ui/webui/pdf_viewer_handler.h"
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/values.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_ui.h"
namespace atom {
PdfViewerHandler::PdfViewerHandler(const std::string& stream_url,
const std::string& original_url)
: stream_url_(stream_url), original_url_(original_url) {}
PdfViewerHandler::~PdfViewerHandler() {}
void PdfViewerHandler::RegisterMessages() {
web_ui()->RegisterMessageCallback(
"initialize",
base::Bind(&PdfViewerHandler::Initialize, base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"getTabId",
base::Bind(&PdfViewerHandler::GetTabId, base::Unretained(this)));
}
void PdfViewerHandler::Initialize(const base::ListValue* args) {
AllowJavascript();
CHECK_EQ(1U, args->GetSize());
const base::Value* callback_id;
CHECK(args->Get(0, &callback_id));
std::unique_ptr<base::DictionaryValue> stream_info(new base::DictionaryValue);
stream_info->SetString("streamURL", stream_url_);
stream_info->SetString("originalURL", original_url_);
ResolveJavascriptCallback(*callback_id, *stream_info);
}
void PdfViewerHandler::GetTabId(const base::ListValue* args) {
if (!IsJavascriptAllowed())
return;
CHECK_EQ(1U, args->GetSize());
const base::Value* callback_id;
CHECK(args->Get(0, &callback_id));
ResolveJavascriptCallback(*callback_id, base::FundamentalValue(-1));
}
} // namespace atom