Simple C++/CLI Mixed Assembly KeygenMe

#pragma once


#include <Windows.h>
#include "md5.h"


namespace CppCLR_WinformsProjekt {



	
	/*
this->rtBox->Anchor = static_cast<System::Windows::Forms::AnchorStyles>
(System::Windows::Forms::AnchorStyles::Top |
System::Windows::Forms::AnchorStyles::Bottom |
System::Windows::Forms::AnchorStyles::Left |
System::Windows::Forms::AnchorStyles::Right);
*/


	void MsgBox(void);

	int MinValue(std::string  l, std::string  r);

	//typedef int(*MathFunc)(float, int);

	typedef void(*MyFunc)(void);


	 extern MyFunc pFunc ;
	//MyFunc pFunc = nullptr;
	void myAsmFunc(std::string s);



	using namespace System;
	using namespace System::ComponentModel;
	using namespace System::Collections;
	using namespace System::Windows::Forms;
	using namespace System::Data;
	using namespace System::Drawing;



	/// <summary>
	/// Zusammenfassung für Form1
	/// </summary>
	public ref class Form1 : public System::Windows::Forms::Form
	{
		 
	
	public:

		// This declares a delegate type that takes no parameters.
		delegate void DecayProcessFunc();


		static void MyMsgBox(void)
		{
			//::MessageBox(::GetDesktopWindow(), L"License key is correct.", L"Cap", 0);

			Form1 ^pf = (CppCLR_WinformsProjekt::Form1^)Application::OpenForms[0];
			pf->label1->Text = "Thank license key is valid";
			

		}
		static void MyMsgBoxInvalid(void)
		{
			//::MessageBox(::GetDesktopWindow(), L"License key is correct.", L"Cap", 0);

			Form1 ^pf = (CppCLR_WinformsProjekt::Form1^)Application::OpenForms[0];
			pf->label1->Text = "License key is invalid";


		}

		Form1(void)
		{
			InitializeComponent();

			
			//
			//TODO: Konstruktorcode hier hinzufügen.
			//
		}

	protected:
		/// <summary>
		/// Verwendete Ressourcen bereinigen.
		/// </summary>
		~Form1()
		{
			if (components)
			{
				delete components;
			}
		}
	private: System::Windows::Forms::Button^  button1;
	private: System::Windows::Forms::RichTextBox^  richTextBox1;
	private: System::Windows::Forms::Label^  label1;
	public: System::Windows::Forms::Label^  label2;
	protected:

	private:
		/// <summary>
		/// Erforderliche Designervariable.
		/// </summary>
		System::ComponentModel::Container ^components;

#pragma region Windows Form Designer generated code
		/// <summary>
		/// Erforderliche Methode für die Designerunterstützung.
		/// Der Inhalt der Methode darf nicht mit dem Code-Editor geändert werden.
		/// </summary>
		void InitializeComponent(void)
		{
			this->button1 = (gcnew System::Windows::Forms::Button());
			this->richTextBox1 = (gcnew System::Windows::Forms::RichTextBox());
			this->label1 = (gcnew System::Windows::Forms::Label());
			this->label2 = (gcnew System::Windows::Forms::Label());
			this->SuspendLayout();
			// 
			// button1
			// 
			this->button1->Location = System::Drawing::Point(343, 317);
			this->button1->Name = L"button1";
			this->button1->Size = System::Drawing::Size(75, 23);
			this->button1->TabIndex = 0;
			this->button1->Text = L"button1";
			this->button1->UseVisualStyleBackColor = true;
			this->button1->Visible = false;
			this->button1->Click += gcnew System::EventHandler(this, &Form1::button1_Click);
			// 
			// richTextBox1
			// 
			this->richTextBox1->Location = System::Drawing::Point(148, 84);
			this->richTextBox1->Name = L"richTextBox1";
			this->richTextBox1->Size = System::Drawing::Size(494, 174);
			this->richTextBox1->TabIndex = 1;
			this->richTextBox1->Text = L"";
			this->richTextBox1->TextChanged += gcnew System::EventHandler(this, &Form1::richTextBox1_TextChanged);
			// 
			// label1
			// 
			this->label1->AutoSize = true;
			this->label1->Location = System::Drawing::Point(227, 276);
			this->label1->Name = L"label1";
			this->label1->Size = System::Drawing::Size(46, 17);
			this->label1->TabIndex = 2;
			this->label1->Text = L"label1";
			// 
			// label2
			// 
			this->label2->AutoSize = true;
			this->label2->Location = System::Drawing::Point(47, 153);
			this->label2->Name = L"label2";
			this->label2->Size = System::Drawing::Size(95, 17);
			this->label2->TabIndex = 3;
			this->label2->Text = L"License key : ";
			// 
			// Form1
			// 
			this->AutoScaleDimensions = System::Drawing::SizeF(8, 16);
			this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
			this->ClientSize = System::Drawing::Size(709, 439);
			this->Controls->Add(this->label2);
			this->Controls->Add(this->label1);
			this->Controls->Add(this->richTextBox1);
			this->Controls->Add(this->button1);
			this->Margin = System::Windows::Forms::Padding(4);
			this->Name = L"Form1";
			this->Text = L"Form1";
			this->Load += gcnew System::EventHandler(this, &Form1::Form1_Load);
			this->ResumeLayout(false);
			this->PerformLayout();

		}
#pragma endregion




	private: System::Void button1_Click(System::Object^  sender, System::EventArgs^  e) {
		MessageBox::Show("Hi");


		

				


	}
	private: System::Void richTextBox1_TextChanged(System::Object^  sender, System::EventArgs^  e) {
		richTextBox1->SelectionColor = System::Drawing::Color::Black;
		
		array<wchar_t> ^text = richTextBox1->Text->ToCharArray();


		pin_ptr<wchar_t> pin = &text[0];





		pin_ptr<wchar_t> p = &text[0];
		char cs[1000] = { 0 };
		wcstombs(cs, p, 1000);


		myAsmFunc(std::string(cs));// "d69ad26fca3514061cc906a43d4b4af0");


		//if(pFunc != nullptr)
		pFunc();
	}
private: System::Void Form1_Load(System::Object^  sender, System::EventArgs^  e) {
}
};
}