今天写了一个字符串转１６进制的小程序，改成Ｃ＋＋.Net。

 

namespace c ...{

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

    /**//// <summary>
    /// Form1 摘要
    ///
    /// 警告: 如果更改此类的名称，则需要更改
    ///          与此类所依赖的所有 .resx 文件关联的托管资源编译器工具的
    ///          “资源文件名”属性。否则，
    ///          设计器将不能与此窗体的关联
    ///          本地化资源正确交互。
    /// </summary>
    public ref class Form1 : public System::Windows::Forms::Form
    ...{
    public:
        Form1(void)
        ...{
            InitializeComponent();
            //
            //TODO: 在此处添加构造函数代码
            //
        }

    protected:
        /**//// <summary>
        /// 清理所有正在使用的资源。
        /// </summary>
        ~Form1()
        ...{
            if (components)
            ...{
                delete components;
            }
        }
    private: System::Windows::Forms::Button^  button1;
    protected: 
    private: System::Windows::Forms::TextBox^  textBox1;
    private: System::Windows::Forms::OpenFileDialog^  openFileDialog1;
    private: System::Windows::Forms::CheckBox^  checkBox1;
    private: System::Windows::Forms::TextBox^  textBox2;
    private: System::Windows::Forms::Button^  button2;

    private:
        /**//// <summary>
        /// 必需的设计器变量。
        /// </summary>
        System::ComponentModel::Container ^components;

#pragma region Windows Form Designer generated code
        /**//// <summary>
        /// 设计器支持所需的方法 - 不要
        /// 使用代码编辑器修改此方法的内容。
        /// </summary>
        void InitializeComponent(void)
        ...{
            this->button1 = (gcnew System::Windows::Forms::Button());
            this->textBox1 = (gcnew System::Windows::Forms::TextBox());
            this->openFileDialog1 = (gcnew System::Windows::Forms::OpenFileDialog());
            this->checkBox1 = (gcnew System::Windows::Forms::CheckBox());
            this->textBox2 = (gcnew System::Windows::Forms::TextBox());
            this->button2 = (gcnew System::Windows::Forms::Button());
            this->SuspendLayout();
            // 
            // button1
            // 
            this->button1->Location = System::Drawing::Point(31, 403);
            this->button1->Name = L"button1";
            this->button1->Size = System::Drawing::Size(75, 23);
            this->button1->TabIndex = 0;
            this->button1->Text = L"Load";
            this->button1->UseVisualStyleBackColor = true;
            this->button1->Click += gcnew System::EventHandler(this, &Form1::button1_Click);
            // 
            // textBox1
            // 
            this->textBox1->Location = System::Drawing::Point(15, 23);
            this->textBox1->Multiline = true;
            this->textBox1->Name = L"textBox1";
            this->textBox1->ScrollBars = System::Windows::Forms::ScrollBars::Vertical;
            this->textBox1->Size = System::Drawing::Size(486, 175);
            this->textBox1->TabIndex = 1;
            // 
            // openFileDialog1
            // 
            this->openFileDialog1->FileName = L"openFileDialog1";
            this->openFileDialog1->Filter = L"text(*.txt)|*.txt";
            this->openFileDialog1->FileOk += gcnew System::ComponentModel::CancelEventHandler(this, &Form1::openFileDialog1_FileOk);
            // 
            // checkBox1
            // 
            this->checkBox1->AutoSize = true;
            this->checkBox1->Location = System::Drawing::Point(31, 363);
            this->checkBox1->Name = L"checkBox1";
            this->checkBox1->Size = System::Drawing::Size(42, 16);
            this->checkBox1->TabIndex = 2;
            this->checkBox1->Text = L"HEX";
            this->checkBox1->UseVisualStyleBackColor = true;
            this->checkBox1->CheckedChanged += gcnew System::EventHandler(this, &Form1::checkBox1_CheckedChanged);
            // 
            // textBox2
            // 
            this->textBox2->Location = System::Drawing::Point(15, 220);
            this->textBox2->Multiline = true;
            this->textBox2->Name = L"textBox2";
            this->textBox2->ScrollBars = System::Windows::Forms::ScrollBars::Vertical;
            this->textBox2->Size = System::Drawing::Size(486, 137);
            this->textBox2->TabIndex = 3;
            // 
            // button2
            // 
            this->button2->Location = System::Drawing::Point(112, 403);
            this->button2->Name = L"button2";
            this->button2->Size = System::Drawing::Size(75, 23);
            this->button2->TabIndex = 4;
            this->button2->Text = L"test";
            this->button2->UseVisualStyleBackColor = true;
            this->button2->Click += gcnew System::EventHandler(this, &Form1::button2_Click);
            // 
            // Form1
            // 
            this->AutoScaleDimensions = System::Drawing::SizeF(6, 12);
            this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
            this->ClientSize = System::Drawing::Size(526, 438);
            this->Controls->Add(this->button2);
            this->Controls->Add(this->textBox2);
            this->Controls->Add(this->checkBox1);
            this->Controls->Add(this->textBox1);
            this->Controls->Add(this->button1);
            this->Name = L"Form1";
            this->Text = L"Form1";
            this->ResumeLayout(false);
            this->PerformLayout();

        }
#pragma endregion
    private: System::Void button1_Click(System::Object^  sender, System::EventArgs^  e) ...{
                 this->openFileDialog1->ShowDialog();
             }
    private: System::Void openFileDialog1_FileOk(System::Object^  sender, System::ComponentModel::CancelEventArgs^  e) ...{
                 String^ filepath;
                 filepath=openFileDialog1->FileName;
                    StreamReader^ sr = gcnew StreamReader( filepath,Encoding::GetEncoding("gb2312"));
                 this->textBox1->Text=sr->ReadToEnd();
             }
    private: System::Void checkBox1_CheckedChanged(System::Object^  sender, System::EventArgs^  e) ...{
                 if(this->checkBox1->Checked==true)
                 ...{
                     String^ temp;
                     temp=this->textBox1->Text;
                     array<Char>^ tempChar=temp->ToCharArray();
                     array<Byte>^ tempByte= Encoding::GetEncoding("gb2312")->GetBytes(tempChar);
                     String^ result;
                     int count=tempByte->Length;
                     for(int i=0;i<count;i++)
                     ...{
                         result+=tempByte[i].ToString("X") + " ";
                     }
                     this->textBox2->Text=result;
                 }
                 else
                 ...{
                     this->textBox2->Text=textBox1->Text;
                 }
             }
private: System::Void button2_Click(System::Object^  sender, System::EventArgs^  e) ...{
             adotest^ a=gcnew adotest();
             //Form1^ a=gcnew Form1();
             a->Show();

         }
};
}

奇怪添加代码怎么没有Ｃ＋＋格式呢？