More flexible logging

Photino.NET/DefaultPhotinoLogger.cs

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+using System;
+
+namespace PhotinoNET;
+
+internal sealed class DefaultPhotinoLogger : IPhotinoLogger
+{
+    private readonly PhotinoWindow _window;
+
+    public DefaultPhotinoLogger(PhotinoWindow window)
+    {
+        _window = window;
+    }
+
+    public void Log(int verbosity, Exception exception, string message)
+    {
+        if (_window.LogVerbosity < verbosity)
+            return;
+
+        if (exception is not null)
+            message = $"***\n{exception.Message}\n{exception.StackTrace}\n{message}";
+
+        Console.WriteLine($"Photino.NET: \"{_window.Title ?? "PhotinoWindow"}\"{message}");
+    }
+}

Photino.NET/IPhotinoLogger.cs

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+using System;
+
+namespace PhotinoNET;
+
+/// <summary>
+/// Defines an interface for implementing logging functionality.
+/// </summary>
+public interface IPhotinoLogger
+{
+    /// <summary>
+    /// Logs a message with the specified verbosity level, exception information, and a custom message.
+    /// </summary>
+    /// <param name="verbosity">The verbosity level of the log entry.</param>
+    /// <param name="exception">The exception to log. Can be null if not applicable.</param>
+    /// <param name="message">The custom message to log.</param>
+    void Log(int verbosity, Exception exception, string message);
+}

Photino.NET/LogVerbosity.cs

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+namespace PhotinoNET;
+
+/// <summary>
+/// Defines a static class for specifying log verbosity levels in the Photino window.
+/// This class provides predefined constants to easily set and understand the desired level of logging detail.
+/// </summary>
+public static class LogVerbosity
+{
+    /// <summary>Logs only critical errors. Value: 0.</summary>
+    public static readonly int Critical = 0;
+
+    /// <summary>Logs critical errors and warnings. Value: 1.</summary>
+    public static readonly int Warning = 1;
+
+    /// <summary>Logs detailed information, including errors and warnings. Value: 2.</summary>
+    public static readonly int Verbose = 2;
+
+    /// <summary>Logs all details for debugging purposes, including verbose output. Value: 3.</summary>
+    public static readonly int Debug = 3;
+}