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// 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_BROWSER_UI_PDF_PDF_TAB_HELPER_H_
#define CHROME_BROWSER_UI_PDF_PDF_TAB_HELPER_H_
#include <string>
#include "base/callback.h"
#include "base/memory/scoped_ptr.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/browser/web_contents_user_data.h"
#include "ipc/ipc_message.h"
class OpenPDFInReaderPromptDelegate;
namespace content {
class WebContents;
}
// Per-tab class to handle PDF messages.
class PDFTabHelper : public content::WebContentsObserver,
public content::WebContentsUserData<PDFTabHelper> {
public:
explicit PDFTabHelper(content::WebContents* web_contents);
virtual ~PDFTabHelper();
OpenPDFInReaderPromptDelegate* open_in_reader_prompt() const {
return open_in_reader_prompt_.get();
}
void ShowOpenInReaderPrompt(scoped_ptr<OpenPDFInReaderPromptDelegate> prompt);
private:
// content::WebContentsObserver overrides:
virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
virtual void DidNavigateMainFrame(
const content::LoadCommittedDetails& details,
const content::FrameNavigateParams& params) OVERRIDE;
// Internal helpers ----------------------------------------------------------
void UpdateLocationBar();
void OnModalPromptForPasswordClosed(IPC::Message* reply_message,
bool success,
const string16& actual_value);
// Message handlers.
void OnHasUnsupportedFeature();
void OnSaveURLAs(const GURL& url,
const content::Referrer& referrer);
void OnUpdateContentRestrictions(int content_restrictions);
void OnModalPromptForPassword(const std::string& prompt,
IPC::Message* reply_message);
// The model for the confirmation prompt to open a PDF in Adobe Reader.
scoped_ptr<OpenPDFInReaderPromptDelegate> open_in_reader_prompt_;
DISALLOW_COPY_AND_ASSIGN(PDFTabHelper);
};
#if !defined(TOOLKIT_GTK)
typedef base::Callback<void(bool /* success */,
const base::string16& /* password */)>
PasswordDialogClosedCallback;
// Shows a tab-modal dialog to get a password for a PDF document.
void ShowPDFPasswordDialog(content::WebContents* web_contents,
const base::string16& prompt,
const PasswordDialogClosedCallback& callback);
#endif // !TOOLKIT_GTK
#endif // CHROME_BROWSER_UI_PDF_PDF_TAB_HELPER_H_
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