reko/src/Scripts/Python/RekoEventsAPI.cs at master · gitmesam/reko · GitHub

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#region License

* This program is free software; you can redistribute it and/or modify

* it under the terms of the GNU General Public License as published by

* the Free Software Foundation; either version 2, or (at your option)

* any later version.

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

* GNU General Public License for more details.

* You should have received a copy of the GNU General Public License

* along with this program; see the file COPYING. If not, write to

* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.

#endregion

using Microsoft.Scripting.Hosting;

using Reko.Core.Scripts;

using System;

using System.Collections.Generic;

namespace Reko.Scripts.Python

{

using EventHandlersMap = Dictionary<ScriptEvent, List<Action<object>>>;

/// <summary>

/// Event handlers for processing Reko events in user-defined scripts.

/// </summary>

public class RekoEventsAPI

{

private readonly Dictionary<string, ScriptEvent> events;

private readonly EventHandlersMap handlers;

public RekoEventsAPI(ScriptEngine engine)

{

events = new Dictionary<string, ScriptEvent>

{

{"program_loaded", ScriptEvent.OnProgramLoaded},

{"program_decompiling", ScriptEvent.OnProgramDecompiling},

{"program_scanned", ScriptEvent.OnProgramScanned},

{"program_decompiled", ScriptEvent.OnProgramDecompiled},

};

handlers = new EventHandlersMap();

this.Engine = engine;

}

public readonly ScriptEngine Engine;

public ScriptEvent? GetEventByName(string name)

{

if (!events.TryGetValue(name, out var eventType))

{

return null;

}

return eventType;

}

public void AddEventHandler(ScriptEvent @event, Action<object> handler)

{

if (!handlers.TryGetValue(@event, out var eventHandlers))

{

eventHandlers = new List<Action<object>>();

handlers[@event] = eventHandlers;

}

eventHandlers.Add(handler);

}

public void FireEvent(ScriptEvent @event, object programWrapper)

{

if (!handlers.TryGetValue(@event, out var eventHandlers))

return;

foreach (var eventHandler in eventHandlers)

{

eventHandler(programWrapper);

}

reko/src/Scripts/Python/RekoEventsAPI.cs at master · gitmesam/reko · GitHub

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