cef/libcef/browser/file_dialog_manager.h

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// Copyright (c) 2012 The Chromium Embedded Framework Authors.
// Portions 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 CEF_LIBCEF_BROWSER_FILE_DIALOG_MANAGER_H_
#define CEF_LIBCEF_BROWSER_FILE_DIALOG_MANAGER_H_
#pragma once
#include "include/cef_browser.h"
#include "libcef/browser/file_dialog_runner.h"
#include "base/compiler_specific.h"
#include "base/memory/weak_ptr.h"
#include "content/public/browser/web_contents_observer.h"
namespace content {
class WebContents;
}
namespace net {
class DirectoryLister;
}
class CefBrowserHostImpl;
class CefFileDialogManager : public content::WebContentsObserver {
public:
// |runner| may be NULL if the platform doesn't implement dialogs.
CefFileDialogManager(CefBrowserHostImpl* browser,
std::unique_ptr<CefFileDialogRunner> runner);
~CefFileDialogManager() override;
// Delete the runner to free any platform constructs.
void Destroy();
// Called from CefBrowserHostImpl::RunFileChooser.
// See CefBrowserHost::RunFileDialog documentation.
void RunFileDialog(cef_file_dialog_mode_t mode,
const CefString& title,
const CefString& default_file_path,
const std::vector<CefString>& accept_filters,
int selected_accept_filter,
CefRefPtr<CefRunFileDialogCallback> callback);
// Called from CefBrowserHostImpl::RunFileChooser.
// See WebContentsDelegate::RunFileChooser documentation.
void RunFileChooser(content::RenderFrameHost* render_frame_host,
const content::FileChooserParams& params);
// Run the file chooser dialog specified by |params|. Only a single dialog may
// be pending at any given time. |callback| will be executed asynchronously
// after the dialog is dismissed or if another dialog is already pending.
void RunFileChooser(
const CefFileDialogRunner::FileChooserParams& params,
const CefFileDialogRunner::RunFileChooserCallback& callback);
private:
void RunFileChooserInternal(
content::RenderFrameHost* render_frame_host,
const CefFileDialogRunner::FileChooserParams& params,
const CefFileDialogRunner::RunFileChooserCallback& callback);
// Used with the RunFileChooser variant where the caller specifies a callback
// (no associated RenderFrameHost).
void OnRunFileChooserCallback(
const CefFileDialogRunner::RunFileChooserCallback& callback,
int selected_accept_filter,
const std::vector<base::FilePath>& file_paths);
// Used with WebContentsDelegate::RunFileChooser when mode is
// content::FileChooserParams::UploadFolder.
void OnRunFileChooserUploadFolderDelegateCallback(
const content::FileChooserParams::Mode mode,
int selected_accept_filter,
const std::vector<base::FilePath>& file_paths);
// Used with WebContentsDelegate::RunFileChooser to notify the
// RenderFrameHost.
void OnRunFileChooserDelegateCallback(
content::FileChooserParams::Mode mode,
int selected_accept_filter,
const std::vector<base::FilePath>& file_paths);
// Clean up state associated with the last run.
void Cleanup();
// WebContentsObserver methods:
void RenderFrameDeleted(content::RenderFrameHost* render_frame_host) override;
// CefBrowserHostImpl pointer is guaranteed to outlive this object.
CefBrowserHostImpl* browser_;
std::unique_ptr<CefFileDialogRunner> runner_;
// True if a file chooser is currently pending.
bool file_chooser_pending_;
// RenderFrameHost associated with the pending file chooser. May be nullptr.
content::RenderFrameHost* render_frame_host_;
// Used for asynchronously listing directory contents.
std::unique_ptr<net::DirectoryLister> lister_;
// Must be the last member.
base::WeakPtrFactory<CefFileDialogManager> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(CefFileDialogManager);
};
#endif // CEF_LIBCEF_BROWSER_JAVASCRIPT_DIALOG_MANAGER_H_