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::IO;
	using namespace System::IO::IsolatedStorage;
	

	/// <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::OpenFileDialog^  openFileDialog1;
	protected: 
	private: System::Windows::Forms::Button^  button1;
	private: System::Windows::Forms::Button^  button2;
	private: System::Windows::Forms::Button^  button3;
	private: System::Windows::Forms::RichTextBox^  richTextBox1;

	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->openFileDialog1 = (gcnew System::Windows::Forms::OpenFileDialog());
			this->button1 = (gcnew System::Windows::Forms::Button());
			this->button2 = (gcnew System::Windows::Forms::Button());
			this->button3 = (gcnew System::Windows::Forms::Button());
			this->richTextBox1 = (gcnew System::Windows::Forms::RichTextBox());
			this->SuspendLayout();
			// 
			// openFileDialog1
			// 
			this->openFileDialog1->FileName = L"openFileDialog1";
			// 
			// button1
			// 
			this->button1->Location = System::Drawing::Point(1, 1);
			this->button1->Name = L"button1";
			this->button1->Size = System::Drawing::Size(118, 23);
			this->button1->TabIndex = 0;
			this->button1->Text = L"浏览文本文件";
			this->button1->UseVisualStyleBackColor = true;
			this->button1->Click += gcnew System::EventHandler(this, &Form1::button1_Click);
			// 
			// button2
			// 
			this->button2->Location = System::Drawing::Point(124, 1);
			this->button2->Name = L"button2";
			this->button2->Size = System::Drawing::Size(130, 23);
			this->button2->TabIndex = 1;
			this->button2->Text = L"保存独立存储文件";
			this->button2->UseVisualStyleBackColor = true;
			this->button2->Click += gcnew System::EventHandler(this, &Form1::button2_Click);
			// 
			// button3
			// 
			this->button3->Location = System::Drawing::Point(259, 1);
			this->button3->Name = L"button3";
			this->button3->Size = System::Drawing::Size(130, 23);
			this->button3->TabIndex = 2;
			this->button3->Text = L"读取独立存储文件";
			this->button3->UseVisualStyleBackColor = true;
			this->button3->Click += gcnew System::EventHandler(this, &Form1::button3_Click);
			// 
			// richTextBox1
			// 
			this->richTextBox1->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));
			this->richTextBox1->Location = System::Drawing::Point(1, 26);
			this->richTextBox1->Name = L"richTextBox1";
			this->richTextBox1->Size = System::Drawing::Size(388, 185);
			this->richTextBox1->TabIndex = 3;
			this->richTextBox1->Text = L"";
			// 
			// Form1
			// 
			this->AutoScaleDimensions = System::Drawing::SizeF(6, 12);
			this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
			this->ClientSize = System::Drawing::Size(390, 214);
			this->Controls->Add(this->richTextBox1);
			this->Controls->Add(this->button3);
			this->Controls->Add(this->button2);
			this->Controls->Add(this->button1);
			this->Name = L"Form1";
			this->StartPosition = System::Windows::Forms::FormStartPosition::CenterScreen;
			this->Text = L"演示读写独立存储文件";
			this->ResumeLayout(false);

		}
#pragma endregion
//浏览文本文件
private: System::Void button1_Click(System::Object^  sender, System::EventArgs^  e) {
   if(this->openFileDialog1->ShowDialog()==System::Windows::Forms::DialogResult::OK)
   {
	  String^ MyFileName=this->openFileDialog1->FileName;
	  this->richTextBox1->LoadFile(MyFileName,RichTextBoxStreamType::PlainText);
   }
}
//保存独立存储文件
private: System::Void button2_Click(System::Object^  sender, System::EventArgs^  e) {
	if(this->richTextBox1->Text->Length<1)
	   return;
	try
	{
		IsolatedStorageFileStream^ MyFile =gcnew IsolatedStorageFileStream("luobin.cfg",FileMode::Create);
		StreamWriter^ MyWriter=gcnew StreamWriter(MyFile);
		MyWriter->Write(this->richTextBox1->Text);
		MyWriter->Flush();
		MyWriter->Close();
		MyFile->Close();
		this->richTextBox1->Text="";
		MessageBox::Show("独立存储文件已经被成功保存！","信息提示",MessageBoxButtons::OK,MessageBoxIcon::Information);
	}
	catch(Exception^ MyEx)
	{
		MessageBox::Show(MyEx->Message,"信息提示",MessageBoxButtons::OK,MessageBoxIcon::Information);
	}
}
//读取独立存储文件
private: System::Void button3_Click(System::Object^  sender, System::EventArgs^  e) {
	try
	{
		IsolatedStorageFileStream^ MyFile =gcnew IsolatedStorageFileStream("luobin.cfg",FileMode::Open);
		StreamReader^ MyReader=gcnew StreamReader(MyFile);
		this->richTextBox1->Text=MyReader->ReadToEnd();
		MyReader->Close();
		MyFile->Close();
	}
	catch(Exception^ MyEx)
	{
		MessageBox::Show(MyEx->Message,"信息提示",MessageBoxButtons::OK,MessageBoxIcon::Information);
	}
}
};
}