form1.h

《VC++2005编程实例》第三章的源代码

#pragma once


namespace Example {

	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::Security::AccessControl;
	using namespace System::IO;
	
	/// <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::Label^  label1;
	protected: 
	private: System::Windows::Forms::TextBox^  textBox1;
	private: System::Windows::Forms::TextBox^  textBox2;
	private: System::Windows::Forms::Label^  label2;
	private: System::Windows::Forms::Label^  label3;
	private: System::Windows::Forms::ComboBox^  comboBox1;
	private: System::Windows::Forms::ComboBox^  comboBox2;
	private: System::Windows::Forms::Label^  label4;
	private: System::Windows::Forms::Button^  button1;
	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->label1 = (gcnew System::Windows::Forms::Label());
			this->textBox1 = (gcnew System::Windows::Forms::TextBox());
			this->textBox2 = (gcnew System::Windows::Forms::TextBox());
			this->label2 = (gcnew System::Windows::Forms::Label());
			this->label3 = (gcnew System::Windows::Forms::Label());
			this->comboBox1 = (gcnew System::Windows::Forms::ComboBox());
			this->comboBox2 = (gcnew System::Windows::Forms::ComboBox());
			this->label4 = (gcnew System::Windows::Forms::Label());
			this->button1 = (gcnew System::Windows::Forms::Button());
			this->button2 = (gcnew System::Windows::Forms::Button());
			this->SuspendLayout();
			// 
			// label1
			// 
			this->label1->AutoSize = true;
			this->label1->Location = System::Drawing::Point(12, 24);
			this->label1->Name = L"label1";
			this->label1->Size = System::Drawing::Size(65, 12);
			this->label1->TabIndex = 0;
			this->label1->Text = L"文件名称：";
			// 
			// textBox1
			// 
			this->textBox1->Location = System::Drawing::Point(84, 20);
			this->textBox1->Name = L"textBox1";
			this->textBox1->Size = System::Drawing::Size(294, 21);
			this->textBox1->TabIndex = 1;
			// 
			// textBox2
			// 
			this->textBox2->Location = System::Drawing::Point(84, 47);
			this->textBox2->Name = L"textBox2";
			this->textBox2->Size = System::Drawing::Size(294, 21);
			this->textBox2->TabIndex = 3;
			// 
			// label2
			// 
			this->label2->AutoSize = true;
			this->label2->Location = System::Drawing::Point(12, 51);
			this->label2->Name = L"label2";
			this->label2->Size = System::Drawing::Size(65, 12);
			this->label2->TabIndex = 2;
			this->label2->Text = L"帐户名称：";
			// 
			// label3
			// 
			this->label3->AutoSize = true;
			this->label3->Location = System::Drawing::Point(12, 80);
			this->label3->Name = L"label3";
			this->label3->Size = System::Drawing::Size(65, 12);
			this->label3->TabIndex = 4;
			this->label3->Text = L"权限列表：";
			// 
			// comboBox1
			// 
			this->comboBox1->FormattingEnabled = true;
			this->comboBox1->Items->AddRange(gcnew cli::array< System::Object^  >(5) {L"完全控制", L"修改", L"读取和运行", L"读取", L"写入"});
			this->comboBox1->Location = System::Drawing::Point(84, 75);
			this->comboBox1->Name = L"comboBox1";
			this->comboBox1->Size = System::Drawing::Size(294, 20);
			this->comboBox1->TabIndex = 5;
			// 
			// comboBox2
			// 
			this->comboBox2->FormattingEnabled = true;
			this->comboBox2->Items->AddRange(gcnew cli::array< System::Object^  >(2) {L"允许", L"拒绝"});
			this->comboBox2->Location = System::Drawing::Point(84, 101);
			this->comboBox2->Name = L"comboBox2";
			this->comboBox2->Size = System::Drawing::Size(95, 20);
			this->comboBox2->TabIndex = 7;
			// 
			// label4
			// 
			this->label4->AutoSize = true;
			this->label4->Location = System::Drawing::Point(12, 106);
			this->label4->Name = L"label4";
			this->label4->Size = System::Drawing::Size(65, 12);
			this->label4->TabIndex = 6;
			this->label4->Text = L"控制类型：";
			// 
			// button1
			// 
			this->button1->Location = System::Drawing::Point(185, 99);
			this->button1->Name = L"button1";
			this->button1->Size = System::Drawing::Size(91, 23);
			this->button1->TabIndex = 8;
			this->button1->Text = L"增加权限";
			this->button1->UseVisualStyleBackColor = true;
			this->button1->Click += gcnew System::EventHandler(this, &Form1::button1_Click);
			// 
			// button2
			// 
			this->button2->Location = System::Drawing::Point(287, 99);
			this->button2->Name = L"button2";
			this->button2->Size = System::Drawing::Size(91, 23);
			this->button2->TabIndex = 9;
			this->button2->Text = L"移除权限";
			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(390, 142);
			this->Controls->Add(this->button2);
			this->Controls->Add(this->button1);
			this->Controls->Add(this->comboBox2);
			this->Controls->Add(this->label4);
			this->Controls->Add(this->comboBox1);
			this->Controls->Add(this->label3);
			this->Controls->Add(this->textBox2);
			this->Controls->Add(this->label2);
			this->Controls->Add(this->textBox1);
			this->Controls->Add(this->label1);
			this->Name = L"Form1";
			this->StartPosition = System::Windows::Forms::FormStartPosition::CenterScreen;
			this->Text = L"演示增加或移除文件访问权限";
			this->ResumeLayout(false);
			this->PerformLayout();

		}
#pragma endregion
//为指定帐户的指定文件增加权限 
	public: static void AddFileSecurity(String^ MyFileName, String^ MyAccount,FileSystemRights MyRights, AccessControlType MyControlType)
{
	FileSecurity^ MySecurity = File::GetAccessControl(MyFileName);
	MySecurity->AddAccessRule(gcnew FileSystemAccessRule(MyAccount,MyRights, MyControlType));
	File::SetAccessControl(MyFileName, MySecurity);
}
//为指定帐户的指定文件移除权限 
	public: static void RemoveFileSecurity(String^ MyFileName, String^ MyAccount,FileSystemRights MyRights, AccessControlType MyControlType)
{
	FileSecurity^ MySecurity = File::GetAccessControl(MyFileName);
	MySecurity->RemoveAccessRule(gcnew FileSystemAccessRule(MyAccount,MyRights, MyControlType));
	File::SetAccessControl(MyFileName, MySecurity);
}
//增加权限
	private: System::Void button1_Click(System::Object^  sender, System::EventArgs^  e) {
   FileSystemRights MyRight;
   AccessControlType MyType;
   switch (this->comboBox1->SelectedIndex)
   {
       case 0:
		   MyRight = FileSystemRights::FullControl;
           break;
       case 1:
		   MyRight = FileSystemRights::Modify;
           break;
       case 2:
		   MyRight = FileSystemRights::ReadAndExecute;
           break;
       case 3:
		   MyRight = FileSystemRights::Read;
           break;
       case 4:
		   MyRight = FileSystemRights::Write;
           break;
     }
   switch (this->comboBox2->SelectedIndex)
    {
        case 0:
			MyType = AccessControlType::Allow;
            break;
        case 1:
			MyType = AccessControlType::Deny;
            break;
     }
     try
     {
        AddFileSecurity(this->textBox1->Text,this->textBox2->Text,MyRight, MyType);
		MessageBox::Show("增加文件访问权限操作成功！", "信息提示", MessageBoxButtons::OK, MessageBoxIcon::Information);
     }
     catch (Exception^ MyEx)
     {
		 MessageBox::Show(MyEx->Message, "信息提示", MessageBoxButtons::OK, MessageBoxIcon::Information);
     }

			 }
 //移除权限
private: System::Void button2_Click(System::Object^  sender, System::EventArgs^  e) {
    FileSystemRights MyRight ;
    AccessControlType MyType ;
	switch (this->comboBox1->SelectedIndex)
    {
        case 0:
			MyRight = FileSystemRights::FullControl;
           break;
        case 1:
			MyRight = FileSystemRights::Modify;
           break;
        case 2:
			MyRight = FileSystemRights::ReadAndExecute;
             break;
        case 3:
			MyRight = FileSystemRights::Read;
             break;
        case 4:
			MyRight = FileSystemRights::Write;
              break;
      }
	switch (this->comboBox2->SelectedIndex)
     {
         case 0:
			 MyType = AccessControlType::Allow;
             break;
         case 1:
			 MyType = AccessControlType::Deny;
             break;
      }
      try
      {
        RemoveFileSecurity(this->textBox1->Text,this->textBox2->Text, MyRight, MyType);
		MessageBox::Show("移除文件访问权限操作成功！", "信息提示", MessageBoxButtons::OK, MessageBoxIcon::Information);
      }
      catch (Exception^ MyEx)
      {
		  MessageBox::Show(MyEx->Message, "信息提示", MessageBoxButtons::OK, MessageBoxIcon::Information);
     }

		 }
};
}