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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef REMOTING_HOST_CHROMEOS_MESSAGE_BOX_H_
#define REMOTING_HOST_CHROMEOS_MESSAGE_BOX_H_
#include <optional>
#include <string>
#include "base/functional/callback_helpers.h"
#include "base/memory/raw_ptr.h"
#include "base/threading/thread_checker.h"
#include "ui/base/models/image_model.h"
#include "ui/base/ui_base_types.h"
#include "ui/gfx/native_widget_types.h"
namespace gfx {
class ImageSkia;
}
namespace views {
class DialogDelegate;
}
namespace remoting {
class MessageBoxCore;
// Overview:
// Shows a system modal message box with OK and cancel buttons. This class
// is not thread-safe, it must be called on the UI thread of the browser
// process. Destroy the instance to hide the message box.
class MessageBox {
public:
enum Result { OK, CANCEL };
// ResultCallback will be invoked with Result::Cancel if the user closes the
// MessageBox without clicking on any buttons.
using ResultCallback = base::OnceCallback<void(Result)>;
MessageBox(const std::u16string& title_label,
const std::u16string& message_label,
const std::u16string& ok_label,
const std::u16string& cancel_label,
const std::optional<ui::ImageModel> icon,
ResultCallback result_callback);
MessageBox(const MessageBox&) = delete;
MessageBox& operator=(const MessageBox&) = delete;
~MessageBox();
// Shows the message box widget in `ash::kShellWindowId_SystemModalContainer`
// container. The message box is only visible when an active user session is
// present.
void Show();
// Shows the message box in a suggested parent view. The message box's
// visibility is tied to the parent's visibility. A suitable parent can be
// chosen from the containers in `ash::ShellWindowIds`.
void ShowInParentContainer(gfx::NativeView parent);
void ChangeParentContainer(gfx::NativeView parent);
void SetMessageLabel(const std::u16string& message_label);
views::DialogDelegate& GetDialogDelegate();
// Called by MessageBoxCore when it is about to be destroyed.
void OnMessageBoxCoreDestroying();
private:
raw_ptr<MessageBoxCore> core_;
base::ThreadChecker thread_checker_;
};
} // namespace remoting
#endif // REMOTING_HOST_CHROMEOS_MESSAGE_BOX_H_
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