255 lines
9.4 KiB
C#
255 lines
9.4 KiB
C#
/*
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* Copyright 2019 by its authors. See AUTHORS.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma warning disable 1591
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using System;
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using System.Runtime.InteropServices;
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using System.Runtime.CompilerServices;
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using System.Diagnostics.Contracts;
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namespace Eina
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{
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// Manual wrappers around eina functions
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/// <summary>EFL Logging facilities.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public static class Log
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{
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[DllImport(efl.Libs.Eina)] private static extern void eina_log_print(
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int domain,
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Level level,
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[MarshalAs(UnmanagedType.LPStr)] String file,
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[MarshalAs(UnmanagedType.LPStr)] String function,
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int line,
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[MarshalAs(UnmanagedType.LPStr)] String message);
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[DllImport(efl.Libs.Eina)] private static extern int eina_log_domain_register(
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[MarshalAs(UnmanagedType.LPStr)] String name,
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[MarshalAs(UnmanagedType.LPStr)] String color);
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[DllImport(efl.Libs.Eina)] private static extern void eina_log_level_set(Level level);
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[DllImport(efl.Libs.Eina)] private static extern Level eina_log_level_get();
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/// <summary>The levels of logging.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public enum Level
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{
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/// <summary>Critical events.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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Critical,
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/// <summary>Error events.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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Error,
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/// <summary>Warning events.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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Warning,
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/// <summary>Informative events.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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Info,
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/// <summary>Debugging messages.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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Debug,
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/// <summary>Unknown events.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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Unkown = (-2147483647 - 1)
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}
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/// <summary>The colors to be used by the logging system.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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internal static class Color
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{
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/// <summary>Light red
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public const string LIGHTRED = "\033[31;1m";
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/// <summary>Red
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public const string RED = "\033[31m";
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/// <summary>Light blue
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public const string LIGHTBLUE = "\033[34;1m";
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/// <summary>Blue
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public const string BLUE = "\033[34m";
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/// <summary>Green
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public const string GREEN = "\033[32;1m";
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/// <summary>Yellow
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public const string YELLOW = "\033[33;1m";
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/// <summary>Orange
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public const string ORANGE = "\033[0;33m";
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/// <summary>White
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public const string WHITE = "\033[37;1m";
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/// <summary>Light cyan
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public const string LIGHTCYAN = "\033[36;1m";
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/// <summary>Cyan
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public const string CYAN = "\033[36m";
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/// <summary>Reset
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public const string RESET = "\033[0m";
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/// <summary>Bold
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public const string HIGH = "\033[1m";
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}
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private static int domain = -1;
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/// <summary>Static class initializer.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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static Log()
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{
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const String name = "mono";
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const String color = Color.GREEN;
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// Maybe move this check outside when other eina stuff get support?
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domain = eina_log_domain_register(name, color);
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if (domain < 0)
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{
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Console.WriteLine("Error: Couldn't register Eina log domain for name {0}.", name);
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}
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else
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{
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Info($"Registered mono domain with number {domain}");
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}
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}
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private static void EnsureDomainRegistered()
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{
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if (domain < 0)
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{
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throw new InvalidOperationException("Log domain is not registered.");
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}
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}
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/// <summary>Prints a critical message with context info. This context is
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/// filled automatically by the C# compiler.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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/// <param name="message">The message to be printed.</param>
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/// <param name="line">The line number this method was called from.</param>
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/// <param name="file">The file this method was called from.</param>
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/// <param name="member">The enlosing method this method was called from.</param>
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public static void Critical(String message, [CallerLineNumber] int line = 0, [CallerFilePath] string file = null, [CallerMemberName] string member = null)
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{
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EnsureDomainRegistered();
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eina_log_print(domain, Level.Critical, file, member, line, message);
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}
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/// <summary>Prints an error message with context info. This context is
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/// filled automatically by the C# compiler.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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/// <param name="message">The message to be printed.</param>
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/// <param name="line">The line number this method was called from.</param>
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/// <param name="file">The file this method was called from.</param>
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/// <param name="member">The enlosing method this method was called from.</param>
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public static void Error(String message, [CallerLineNumber] int line = 0, [CallerFilePath] string file = null, [CallerMemberName] string member = null)
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{
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EnsureDomainRegistered();
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eina_log_print(domain, Level.Error, file, member, line, message);
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}
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/// <summary>Prints a warning message with context info. This context is
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/// filled automatically by the C# compiler.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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/// <param name="message">The message to be printed.</param>
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/// <param name="line">The line number this method was called from.</param>
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/// <param name="file">The file this method was called from.</param>
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/// <param name="member">The enlosing method this method was called from.</param>
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public static void Warning(String message, [CallerLineNumber] int line = 0, [CallerFilePath] string file = null, [CallerMemberName] string member = null)
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{
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EnsureDomainRegistered();
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eina_log_print(domain, Level.Warning, file, member, line, message);
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}
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/// <summary>Prints an informative message with context info. This context
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/// is filled automatically by the C# compiler.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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/// <param name="message">The message to be printed.</param>
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/// <param name="line">The line number this method was called from.</param>
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/// <param name="file">The file this method was called from.</param>
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/// <param name="member">The enlosing method this method was called from.</param>
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public static void Info(String message, [CallerLineNumber] int line = 0, [CallerFilePath] string file = null, [CallerMemberName] string member = null)
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{
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EnsureDomainRegistered();
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eina_log_print(domain, Level.Info, file, member, line, message);
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}
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/// <summary>Prints a debug message with context info. This context is
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/// filled automatically by the C# compiler.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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/// <param name="message">The message to be printed.</param>
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/// <param name="line">The line number this method was called from.</param>
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/// <param name="file">The file this method was called from.</param>
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/// <param name="member">The enlosing method this method was called from.</param>
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public static void Debug(String message, [CallerLineNumber] int line = 0, [CallerFilePath] string file = null, [CallerMemberName] string member = null)
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{
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EnsureDomainRegistered();
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eina_log_print(domain, Level.Debug, file, member, line, message);
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}
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/// <summary>Sets the highest level log messages should be printed. Values
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/// larger than this one are ignored.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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/// <param name="level">The global message level.</param>
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public static void GlobalLevelSet(Level level)
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{
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eina_log_level_set(level);
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}
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/// <summary>Gets the lowest level of messages that are not ignored.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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/// <returns>The current message level.</returns>
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public static Level GlobalLevelGet()
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{
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return eina_log_level_get();
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}
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}
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}
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