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// Copyright (c) 2011 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_EXTENSIONS_EXTENSION_FILE_BROWSER_PRIVATE_API_H_
#define CHROME_BROWSER_EXTENSIONS_EXTENSION_FILE_BROWSER_PRIVATE_API_H_
#pragma once
#include <map>
#include <string>
#include <vector>
#include "base/platform_file.h"
#include "chrome/browser/extensions/extension_function.h"
#include "chrome/browser/ui/shell_dialogs.h"
#include "webkit/fileapi/file_system_callback_dispatcher.h"
class GURL;
// Implements the Chrome Extension local File API.
class RequestLocalFileSystemFunction
: public AsyncExtensionFunction {
public:
RequestLocalFileSystemFunction();
protected:
virtual ~RequestLocalFileSystemFunction();
// AsyncExtensionFunction overrides.
virtual bool RunImpl() OVERRIDE;
private:
friend class LocalFileSystemCallbackDispatcher;
void RespondSuccessOnUIThread(const std::string& name,
const GURL& root);
void RespondFailedOnUIThread(base::PlatformFileError error_code);
DECLARE_EXTENSION_FUNCTION_NAME("fileBrowserPrivate.requestLocalFileSystem");
};
// Parent class for the chromium extension APIs for the file dialog.
class FileDialogFunction
: public AsyncExtensionFunction {
public:
typedef std::vector<std::string> VirtualPathVec;
typedef std::vector<FilePath> FilePathVec;
FileDialogFunction();
// Methods to register/unregister <tab_id, listener> tuples.
// When file selection events occur in a tab, we'll call back the
// appropriate listener.
static void AddListener(int32 tab_id, SelectFileDialog::Listener* l);
static void RemoveListener(int32 tab_id);
protected:
virtual ~FileDialogFunction();
// Convert virtual paths to local paths on the file thread.
void GetLocalPathsOnFileThread();
// Callback with converted local paths.
virtual void GetLocalPathsResponseOnUIThread() {}
// Get the listener for the hosting tab.
SelectFileDialog::Listener* GetListener() const;
VirtualPathVec virtual_paths_;
FilePathVec selected_files_;
private:
// Figure out the tab_id of the hosting tab.
int32 GetTabId() const;
typedef std::map<int32, SelectFileDialog::Listener*> ListenerMap;
static ListenerMap listener_map_;
};
// Select a single file.
class SelectFileFunction
: public FileDialogFunction {
public:
SelectFileFunction() {}
protected:
virtual ~SelectFileFunction() {}
// AsyncExtensionFunction overrides.
virtual bool RunImpl() OVERRIDE;
// FileDialogFunction overrides.
virtual void GetLocalPathsResponseOnUIThread() OVERRIDE;
private:
DECLARE_EXTENSION_FUNCTION_NAME("fileBrowserPrivate.selectFile");
};
// Select multiple files.
class SelectFilesFunction
: public FileDialogFunction {
public:
SelectFilesFunction();
protected:
virtual ~SelectFilesFunction();
// AsyncExtensionFunction overrides.
virtual bool RunImpl() OVERRIDE;
// FileDialogFunction overrides.
virtual void GetLocalPathsResponseOnUIThread() OVERRIDE;
private:
DECLARE_EXTENSION_FUNCTION_NAME("fileBrowserPrivate.selectFiles");
};
// Cancel file selection Dialog.
class CancelFileDialogFunction
: public FileDialogFunction {
public:
CancelFileDialogFunction() {}
protected:
virtual ~CancelFileDialogFunction() {}
// AsyncExtensionFunction overrides.
virtual bool RunImpl() OVERRIDE;
private:
DECLARE_EXTENSION_FUNCTION_NAME("fileBrowserPrivate.cancelDialog");
};
// File Dialog Strings.
class FileDialogStringsFunction
: public FileDialogFunction {
public:
FileDialogStringsFunction() {}
protected:
virtual ~FileDialogStringsFunction() {}
// AsyncExtensionFunction overrides.
virtual bool RunImpl() OVERRIDE;
private:
DECLARE_EXTENSION_FUNCTION_NAME("fileBrowserPrivate.getStrings");
};
#endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_FILE_BROWSER_PRIVATE_API_H_
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