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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.
//
// This file implements commond select dialog functionality between GTK and KDE.
#ifndef CHROME_BROWSER_UI_GTK_DIALOGS_COMMON_H_
#define CHROME_BROWSER_UI_GTK_DIALOGS_COMMON_H_
#pragma once
#include <set>
#include <string>
#include <vector>
#include "chrome/browser/ui/shell_dialogs.h"
// Shared implementation SelectFileDialog used by SelectFileDialogImplGTK
class SelectFileDialogImpl : public SelectFileDialog {
public:
// Factory method for creating a GTK-styled SelectFileDialogImpl
static SelectFileDialogImpl* NewSelectFileDialogImplGTK(Listener* listener);
// Factory method for creating a KDE-styled SelectFileDialogImpl
static SelectFileDialogImpl* NewSelectFileDialogImplKDE(Listener* listener);
// BaseShellDialog implementation.
virtual bool IsRunning(gfx::NativeWindow parent_window) const;
virtual void ListenerDestroyed();
protected:
explicit SelectFileDialogImpl(Listener* listener);
virtual ~SelectFileDialogImpl();
// SelectFileDialog implementation.
// |params| is user data we pass back via the Listener interface.
virtual void SelectFileImpl(Type type,
const string16& title,
const FilePath& default_path,
const FileTypeInfo* file_types,
int file_type_index,
const FilePath::StringType& default_extension,
gfx::NativeWindow owning_window,
void* params) = 0;
// Wrapper for file_util::DirectoryExists() that allow access on the UI
// thread. Use this only in the file dialog functions, where it's ok
// because the file dialog has to do many stats anyway. One more won't
// hurt too badly and it's likely already cached.
bool CallDirectoryExistsOnUIThread(const FilePath& path);
// The file filters.
FileTypeInfo file_types_;
// The index of the default selected file filter.
// Note: This starts from 1, not 0.
size_t file_type_index_;
// The set of all parent windows for which we are currently running dialogs.
std::set<GtkWindow*> parents_;
// The type of dialog we are showing the user.
Type type_;
// These two variables track where the user last saved a file or opened a
// file so that we can display future dialogs with the same starting path.
static FilePath* last_saved_path_;
static FilePath* last_opened_path_;
DISALLOW_COPY_AND_ASSIGN(SelectFileDialogImpl);
};
#endif // CHROME_BROWSER_UI_GTK_DIALOGS_COMMON_H_
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