求大神帮忙windows程序设计的问题（用visual studio）

编写Windows窗口应用程序实现对话框与菜单的应用
1)编程实现如下应用程序，含有菜单，单击“新建”时弹出新建对话框（非模态对话框），单击对话框颜色按钮后应用程序窗口字体和背景色发生相应的变化。单击“关于”菜单项时弹出关于对话框（模态对话框）。
（Winodws对话框、Windows菜单）
用WM_XXXXX

问题重新发了，请根据要求，谢谢~

#include "frmNew.h"

#pragma once

namespace Q759101 {

    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>
    /// Summary for Form1
    /// </summary>
    public ref class Form1 : public System::Windows::Forms::Form
    {
    public:
        Form1(void)
        {
            InitializeComponent();
            //
            //TODO: Add the constructor code here
            //
        }

    protected:
        /// <summary>
        /// Clean up any resources being used.
        /// </summary>
        ~Form1()
        {
            if (components)
            {
                delete components;
            }
        }
    private: System::Windows::Forms::MenuStrip^  menuStrip1;
    protected: 
    private: System::Windows::Forms::ToolStripMenuItem^  toolStripMenuItem1;
    private: System::Windows::Forms::ToolStripMenuItem^  izToolStripMenuItem;
    private: System::Windows::Forms::ToolStripMenuItem^  ssToolStripMenuItem;
    private: System::Windows::Forms::ToolStripMenuItem^  sssToolStripMenuItem;

    private:
        /// <summary>
        /// Required designer variable.
        /// </summary>
        System::ComponentModel::Container ^components;

#pragma region Windows Form Designer generated code
        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        void InitializeComponent(void)
        {
            this->menuStrip1 = (gcnew System::Windows::Forms::MenuStrip());
            this->toolStripMenuItem1 = (gcnew System::Windows::Forms::ToolStripMenuItem());
            this->izToolStripMenuItem = (gcnew System::Windows::Forms::ToolStripMenuItem());
            this->ssToolStripMenuItem = (gcnew System::Windows::Forms::ToolStripMenuItem());
            this->sssToolStripMenuItem = (gcnew System::Windows::Forms::ToolStripMenuItem());
            this->menuStrip1->SuspendLayout();
            this->SuspendLayout();
            // 
            // menuStrip1
            // 
            this->menuStrip1->Items->AddRange(gcnew cli::array< System::Windows::Forms::ToolStripItem^  >(1) {this->toolStripMenuItem1});
            this->menuStrip1->Location = System::Drawing::Point(0, 0);
            this->menuStrip1->Name = L"menuStrip1";
            this->menuStrip1->Size = System::Drawing::Size(415, 24);
            this->menuStrip1->TabIndex = 0;
            this->menuStrip1->Text = L"menuStrip1";
            // 
            // toolStripMenuItem1
            // 
            this->toolStripMenuItem1->DropDownItems->AddRange(gcnew cli::array< System::Windows::Forms::ToolStripItem^  >(3) {this->izToolStripMenuItem, 
                this->ssToolStripMenuItem, this->sssToolStripMenuItem});
            this->toolStripMenuItem1->Name = L"toolStripMenuItem1";
            this->toolStripMenuItem1->Size = System::Drawing::Size(46, 20);
            this->toolStripMenuItem1->Text = L" 菜单";
            // 
            // izToolStripMenuItem
            // 
            this->izToolStripMenuItem->Name = L"izToolStripMenuItem";
            this->izToolStripMenuItem->Size = System::Drawing::Size(98, 22);
            this->izToolStripMenuItem->Text = L"新建";
            this->izToolStripMenuItem->Click += gcnew System::EventHandler(this, &Form1::izToolStripMenuItem_Click);
            // 
            // ssToolStripMenuItem
            // 
            this->ssToolStripMenuItem->Name = L"ssToolStripMenuItem";
            this->ssToolStripMenuItem->Size = System::Drawing::Size(98, 22);
            this->ssToolStripMenuItem->Text = L"颜色";
            this->ssToolStripMenuItem->Click += gcnew System::EventHandler(this, &Form1::ssToolStripMenuItem_Click);
            // 
            // sssToolStripMenuItem
            // 
            this->sssToolStripMenuItem->Name = L"sssToolStripMenuItem";
            this->sssToolStripMenuItem->Size = System::Drawing::Size(98, 22);
            this->sssToolStripMenuItem->Text = L"关于";
            this->sssToolStripMenuItem->Click += gcnew System::EventHandler(this, &Form1::sssToolStripMenuItem_Click);
            // 
            // Form1
            // 
            this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);
            this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
            this->BackColor = System::Drawing::Color::White;
            this->ClientSize = System::Drawing::Size(415, 268);
            this->Controls->Add(this->menuStrip1);
            this->Name = L"Form1";
            this->Text = L"Form1";
            this->menuStrip1->ResumeLayout(false);
            this->menuStrip1->PerformLayout();
            this->ResumeLayout(false);
            this->PerformLayout();

        }
#pragma endregion
    private: System::Void izToolStripMenuItem_Click(System::Object^  sender, System::EventArgs^  e) {
                 frmNew^ f = (gcnew frmNew());
                 f->Show();
             }
    private: System::Void sssToolStripMenuItem_Click(System::Object^  sender, System::EventArgs^  e) {
                 MessageBox::Show("About this app");
             }
    private: System::Void ssToolStripMenuItem_Click(System::Object^  sender, System::EventArgs^  e) {
             ColorDialog^ cd = (gcnew ColorDialog());
             if (cd->ShowDialog() == System::Windows::Forms::DialogResult::OK)
             {
                this->BackColor = cd->Color;
             }
         }
};
}

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