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DotNetWrapper.pas
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78 lines (53 loc) · 1.31 KB
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unit DotNetWrapper;
{version: 3}
interface
uses
windows, sysUtils, classes, jclDotNet, Variants;
type
{$IFNDEF UNICODE}
UnicodeString = WideString;
{$ENDIF}
TDotNetWrapper = class(TObject)
private
fHost : TJclClrHost;
fAssembly : OleVariant;
protected
public
constructor Create(const AsemblyFileName, FullClassName, ClrVersionString : string);
destructor Destroy; override;
Property Assembly : OleVariant read fAssembly;
end;
implementation
uses
mscorlib_TLB;
{ TDotNetWrapper }
// For Example
// AsemblyFileName - should be the full file name with path to the assembly
// FullClassName - classname including full NameSpace
constructor TDotNetWrapper.Create;
var
wsClrVersionString: UnicodeString;
s: string;
obj: _ObjectHandle;
ad: TJclClrAppDomain;
begin
wsClrVersionString := ClrVersionString;
inherited Create;
//create and run host
fHost := TJclClrHost.Create(wsClrVersionString);
fHost.Start;
//create domain
ad := fHost.CreateAppDomain('myNET');
//locate the object (TFormTestClass) handle
obj := (ad as _AppDomain).CreateInstanceFrom(AsemblyFileName, FullClassName );
//get the target object
fAssembly := obj.Unwrap;
end;
destructor TDotNetWrapper.Destroy;
begin
//stop and cleanup the fHost
fhost.Stop;
fhost.Free;
inherited;
end;
end.