/*
 * Copyright (c) 2019 ETH Zürich, Educational Development and Technology (LET)
 * 
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */

using SafeExamBrowser.WindowsApi.Contracts.Events;

namespace SafeExamBrowser.WindowsApi.Contracts
{
	/// <summary>
	/// Represents a process and defines its functionality.
	/// </summary>
	public interface IProcess
	{
		/// <summary>
		/// Indicates whether the process has been terminated.
		/// </summary>
		bool HasTerminated { get; }

		/// <summary>
		/// The process identifier.
		/// </summary>
		int Id { get; }

		/// <summary>
		/// The file name of the process executable.
		/// </summary>
		string Name { get; }

		/// <summary>
		/// The original file name of the process executable, if available.
		/// </summary>
		string OriginalName { get; }

		/// <summary>
		/// Event fired when the process has terminated.
		/// </summary>
		event ProcessTerminatedEventHandler Terminated;

		/// <summary>
		/// Attempts to gracefully terminate the process by closing its main window. This will only work for interactive processes which have a main window.
		/// </summary>
		bool TryClose();

		/// <summary>
		/// Attempts to immediately kill the process.
		/// </summary>
		bool TryKill();
	}
}