47 lines
1.2 KiB
ObjectPascal
47 lines
1.2 KiB
ObjectPascal
// Copyright (c) Ivan Bondarev, Stanislav Mikhalkovich (for details please see \doc\copyright.txt)
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// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
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unit Utils;
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interface
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uses System;
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function RecordToByteArray(obj : object): array of byte;
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procedure ShowMessage(msg: string);
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procedure ShowMessage(msg,capt: string);
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function GetFunctionPointer(fnc : Delegate) : integer;
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implementation
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uses System.Runtime.InteropServices;
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function _MessageBox(h: integer; m,c: string; t: integer): integer;
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external 'User32.dll' name 'MessageBox';
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procedure ShowMessage(msg:string);
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begin
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ShowMessage(msg,'Сообщение');
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end;
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procedure ShowMessage(msg,capt:string);
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begin
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_MessageBox(0,msg,capt,0);
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end;
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function RecordToByteArray(obj : object): array of byte;
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begin
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var len := Marshal.SizeOf(obj);
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Result := new byte[len];
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var ptr := Marshal.AllocHGlobal(len);
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Marshal.StructureToPtr(obj, ptr, false);
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Marshal.Copy(ptr, Result, 0, len);
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Marshal.FreeHGlobal(ptr);
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end;
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function GetFunctionPointer(fnc : Delegate) : integer;
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begin
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Result := System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate(fnc).ToInt32;
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end;
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begin
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end. |