2014-07-26 06:43:40 +00:00
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/*
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Copyright (C) 2013 Rainmeter Team
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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using System;
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using System.Collections.Generic;
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using System.Runtime.InteropServices;
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using System.Threading;
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using Rainmeter;
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namespace InputText
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{
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internal partial class Measure
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{
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private Rainmeter.API rm;
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private string LastInput = string.Empty;
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private bool IsExecuteBangRunning = false;
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private object locker = new object();
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internal Measure(Rainmeter.API rm)
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{
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this.rm = rm;
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}
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internal void Reload(Rainmeter.API rm, ref double maxValue)
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{
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// Do nothing here.
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}
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internal double Update()
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{
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return 0.0;
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}
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internal string GetString()
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{
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lock (this.locker)
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{
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return this.LastInput;
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}
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}
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internal void ExecuteBang(string args)
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{
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bool go = false;
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lock (this.locker)
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{
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if (!this.IsExecuteBangRunning)
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{
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this.IsExecuteBangRunning = true;
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go = true;
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}
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}
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if (go)
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{
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ExecuteBangParam param = new ExecuteBangParam(args);
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if (ReadOptions(param)) // Read all options in main thread for thread-safety
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{
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ThreadPool.QueueUserWorkItem(_ =>
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{
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try
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{
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ExecuteCommands(param);
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}
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catch (Exception ex)
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{
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API.Log(API.LogType.Error, "C# plugin in ExecuteBang(), " + ex.GetType().ToString() + ": " + ex.Message);
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}
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lock (this.locker)
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{
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this.IsExecuteBangRunning = false;
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}
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});
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}
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else
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{
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// No need to continue
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lock (this.locker)
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{
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this.IsExecuteBangRunning = false;
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}
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}
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}
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}
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private class ExecuteBangParam
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{
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internal enum BangType
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{
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Unknown,
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SetVariable,
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ExecuteBatch
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};
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internal Dictionary<string, string> Options;
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internal List<Dictionary<string, string>> OverrideOptions;
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internal List<string> Commands;
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internal string Command;
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internal string DismissAction;
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internal BangType Type;
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internal ExecuteBangParam(string args)
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{
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this.Options = new Dictionary<string, string>();
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this.OverrideOptions = new List<Dictionary<string, string>>();
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this.Commands = new List<string>();
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this.Command = args.Trim();
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this.DismissAction = null;
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this.Type = BangType.Unknown;
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}
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};
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private bool _IsFinalizing = false;
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internal void Dispose()
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{
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this._IsFinalizing = true;
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FinalizePluginCode();
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}
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}
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#region Plugin
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public static class Plugin
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{
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static IntPtr StringBuffer = IntPtr.Zero;
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[DllExport]
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public static void Initialize(ref IntPtr data, IntPtr rm)
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{
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data = GCHandle.ToIntPtr(GCHandle.Alloc(new Measure(new Rainmeter.API(rm))));
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}
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[DllExport]
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public static void Finalize(IntPtr data)
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{
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Measure measure = (Measure)GCHandle.FromIntPtr(data).Target;
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measure.Dispose();
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GCHandle.FromIntPtr(data).Free();
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if (StringBuffer != IntPtr.Zero)
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{
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Marshal.FreeHGlobal(StringBuffer);
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StringBuffer = IntPtr.Zero;
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}
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}
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[DllExport]
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public static void Reload(IntPtr data, IntPtr rm, ref double maxValue)
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{
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Measure measure = (Measure)GCHandle.FromIntPtr(data).Target;
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measure.Reload(new Rainmeter.API(rm), ref maxValue);
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}
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[DllExport]
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public static double Update(IntPtr data)
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{
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Measure measure = (Measure)GCHandle.FromIntPtr(data).Target;
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return measure.Update();
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}
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[DllExport]
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public static IntPtr GetString(IntPtr data)
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{
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Measure measure = (Measure)GCHandle.FromIntPtr(data).Target;
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if (StringBuffer != IntPtr.Zero)
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{
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Marshal.FreeHGlobal(StringBuffer);
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StringBuffer = IntPtr.Zero;
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}
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string stringValue = measure.GetString();
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if (stringValue != null)
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{
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StringBuffer = Marshal.StringToHGlobalUni(stringValue);
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}
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return StringBuffer;
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}
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[DllExport]
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public static void ExecuteBang(IntPtr data, IntPtr args)
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{
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Measure measure = (Measure)GCHandle.FromIntPtr(data).Target;
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measure.ExecuteBang(Marshal.PtrToStringUni(args));
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}
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}
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#endregion
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}
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