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// Copyright (c) 2013 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 UI_SHELL_DIALOGS_SELECT_FILE_DIALOG_MAC_H_
#define UI_SHELL_DIALOGS_SELECT_FILE_DIALOG_MAC_H_
#import <Cocoa/Cocoa.h>
#include <map>
#include <set>
#import "base/mac/scoped_nsobject.h"
#include "base/macros.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/shell_dialogs/select_file_dialog.h"
#include "ui/shell_dialogs/shell_dialogs_export.h"
@class ExtensionDropdownHandler;
@class SelectFileDialogBridge;
namespace ui {
namespace test {
class SelectFileDialogMacTest;
} // namespace test
// Implementation of SelectFileDialog that shows Cocoa dialogs for choosing a
// file or folder.
// Exported for unit tests.
class SHELL_DIALOGS_EXPORT SelectFileDialogImpl : public ui::SelectFileDialog {
public:
SelectFileDialogImpl(Listener* listener, ui::SelectFilePolicy* policy);
// BaseShellDialog implementation.
bool IsRunning(gfx::NativeWindow parent_window) const override;
void ListenerDestroyed() override;
// Callback from ObjC bridge.
void FileWasSelected(NSSavePanel* dialog,
NSWindow* parent_window,
bool was_cancelled,
bool is_multi,
const std::vector<base::FilePath>& files,
int index);
protected:
// SelectFileDialog implementation.
// |params| is user data we pass back via the Listener interface.
void SelectFileImpl(Type type,
const base::string16& title,
const base::FilePath& default_path,
const FileTypeInfo* file_types,
int file_type_index,
const base::FilePath::StringType& default_extension,
gfx::NativeWindow owning_window,
void* params) override;
private:
friend class test::SelectFileDialogMacTest;
// Struct to store data associated with a file dialog while it is showing.
struct DialogData {
DialogData(void* params_,
base::scoped_nsobject<ExtensionDropdownHandler> handler);
// |params| user data associated with this file dialog.
void* params;
// Extension dropdown handler corresponding to this file dialog.
base::scoped_nsobject<ExtensionDropdownHandler> extension_dropdown_handler;
~DialogData();
};
~SelectFileDialogImpl() override;
// Sets the accessory view for the |dialog| and returns the associated
// ExtensionDropdownHandler.
static base::scoped_nsobject<ExtensionDropdownHandler> SetAccessoryView(
NSSavePanel* dialog,
const FileTypeInfo* file_types,
int file_type_index,
const base::FilePath::StringType& default_extension);
bool HasMultipleFileTypeChoicesImpl() override;
// The bridge for results from Cocoa to return to us.
base::scoped_nsobject<SelectFileDialogBridge> bridge_;
// The set of all parent windows for which we are currently running dialogs.
std::set<NSWindow*> parents_;
// A map from file dialogs to the DialogData associated with them.
std::map<NSSavePanel*, DialogData> dialog_data_map_;
bool hasMultipleFileTypeChoices_;
DISALLOW_COPY_AND_ASSIGN(SelectFileDialogImpl);
};
} // namespace ui
#endif // UI_SHELL_DIALOGS_SELECT_FILE_DIALOG_MAC_H_
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