68 lines
1.7 KiB
C#
68 lines
1.7 KiB
C#
/**
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* Copyright (c) 2014-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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using System;
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using System.Runtime.InteropServices;
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namespace Facebook.Yoga
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{
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internal static class YogaLogger
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{
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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public delegate void Func(YogaLogLevel level, string message);
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private static bool _initialized;
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private static Func _managedLogger = null;
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public static Func Logger = null;
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public static void Initialize()
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{
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if (!_initialized)
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{
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_managedLogger = (level, message) => {
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if (Logger != null)
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{
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Logger(level, message);
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}
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if (level == YogaLogLevel.Error)
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{
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throw new InvalidOperationException(message);
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}
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};
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#if __IOS__
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Native.YGInteropSetLogger(ManagedLogger);
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#else
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Native.YGInteropSetLogger(_managedLogger);
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#endif
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_initialized = true;
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}
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}
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#if __IOS__
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delegate void ManagedLoggerCallback(YogaLogLevel level, string message);
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[ObjCRuntime.MonoPInvokeCallback(typeof(ManagedLoggerCallback))]
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public static void ManagedLogger(YogaLogLevel level, string message)
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{
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if (Logger != null)
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{
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Logger(level, message);
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}
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if (level == YogaLogLevel.Error)
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{
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throw new InvalidOperationException(message);
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}
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}
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#endif
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}
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}
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