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// Copyright 2019 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 COMPONENTS_REMOTE_COCOA_APP_SHIM_SELECT_FILE_DIALOG_BRIDGE_H_
#define COMPONENTS_REMOTE_COCOA_APP_SHIM_SELECT_FILE_DIALOG_BRIDGE_H_
#import <Cocoa/Cocoa.h>
#include <vector>
#include "base/callback.h"
#include "base/mac/scoped_nsobject.h"
#include "base/memory/weak_ptr.h"
#include "components/remote_cocoa/app_shim/remote_cocoa_app_shim_export.h"
#include "components/remote_cocoa/common/select_file_dialog.mojom.h"
@class ExtensionDropdownHandler;
@class SelectFileDialogDelegate;
namespace remote_cocoa {
// This structure bridges from the C++ mojo SelectFileDialog to the Cocoa
// NSSavePanel.
class REMOTE_COCOA_APP_SHIM_EXPORT SelectFileDialogBridge
: public mojom::SelectFileDialog {
public:
// Callback made from the NSSavePanel's completion block.
using PanelEndedCallback =
base::OnceCallback<void(bool was_cancelled,
const std::vector<base::FilePath>& files,
int index)>;
SelectFileDialogBridge(NSWindow* owning_window);
~SelectFileDialogBridge() override;
// mojom::SelectFileDialog:
void Show(mojom::SelectFileDialogType type,
const base::string16& title,
const base::FilePath& default_path,
mojom::SelectFileTypeInfoPtr file_types,
int file_type_index,
const base::FilePath::StringType& default_extension,
ShowCallback callback) override;
// Return the most recently created NSSavePanel. There is no guarantee that
// this will be a valid pointer, and is only to be used to bridge across the
// mojo interface for testing.
static NSSavePanel* GetLastCreatedNativePanelForTesting();
private:
// Sets the accessory view for |dialog_| and sets
// |extension_dropdown_handler_|.
void SetAccessoryView(mojom::SelectFileTypeInfoPtr file_types,
int file_type_index,
const base::FilePath::StringType& default_extension);
// Called when the panel completes.
void OnPanelEnded(bool did_cancel);
// The callback to make when this dialog ends.
ShowCallback show_callback_;
// Type type of this dialog.
mojom::SelectFileDialogType type_;
// The NSSavePanel that |this| tracks.
base::scoped_nsobject<NSSavePanel> panel_;
// The parent window for |panel_|.
base::scoped_nsobject<NSWindow> owning_window_;
// The delegate for |panel|.
base::scoped_nsobject<SelectFileDialogDelegate> delegate_;
// Extension dropdown handler corresponding to this file dialog.
base::scoped_nsobject<ExtensionDropdownHandler> extension_dropdown_handler_;
base::WeakPtrFactory<SelectFileDialogBridge> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(SelectFileDialogBridge);
};
} // namespace remote_cocoa
#endif // COMPONENTS_REMOTE_COCOA_APP_SHIM_SELECT_FILE_DIALOG_BRIDGE_H_