form1.h

Visual C++.NET精彩编程实例集锦 程序源代码

#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;

	/// <summary> 
	/// Form1 摘要
	///
	/// 警告: 如果您更改该类的名称，则需要更改 
	///          与该类所依赖的所有 .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关联的
	///          本地化资源正确交互。
	/// </summary>
	public __gc class Form1 : public System::Windows::Forms::Form
	{	
	public:
		Form1(void)
		{
			InitializeComponent();
		}
  
	protected:
		void Dispose(Boolean disposing)
		{
			if (disposing && components)
			{
				components->Dispose();
			}
			__super::Dispose(disposing);
		}
	private: System::Windows::Forms::TrackBar *  trackBar1;
	private: System::Windows::Forms::Label *  label1;

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

		/// <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->trackBar1 = new System::Windows::Forms::TrackBar();
			this->label1 = new System::Windows::Forms::Label();
			(__try_cast<System::ComponentModel::ISupportInitialize *  >(this->trackBar1))->BeginInit();
			this->SuspendLayout();
			// 
			// trackBar1
			// 
			this->trackBar1->Location = System::Drawing::Point(0, 32);
			this->trackBar1->Maximum = 50;
			this->trackBar1->Name = S"trackBar1";
			this->trackBar1->Size = System::Drawing::Size(296, 45);
			this->trackBar1->SmallChange = 2;
			this->trackBar1->TabIndex = 1;
			this->trackBar1->Value = 25;
			this->trackBar1->ValueChanged += new System::EventHandler(this, trackBar1_ValueChanged);
			// 
			// label1
			// 
			this->label1->Location = System::Drawing::Point(8, 8);
			this->label1->Name = S"label1";
			this->label1->Size = System::Drawing::Size(208, 16);
			this->label1->TabIndex = 2;
			this->label1->Text = S"拖动刻度条改变程序窗体透明度";
			// 
			// Form1
			// 
			this->AutoScaleBaseSize = System::Drawing::Size(6, 14);
			this->ClientSize = System::Drawing::Size(296, 198);
			this->Controls->Add(this->label1);
			this->Controls->Add(this->trackBar1);
			this->MaximizeBox = false;
			this->Name = S"Form1";
			this->Opacity = 0.5;
			this->StartPosition = System::Windows::Forms::FormStartPosition::CenterScreen;
			this->Text = S"演示半透明显示程序窗体";
			(__try_cast<System::ComponentModel::ISupportInitialize *  >(this->trackBar1))->EndInit();
			this->ResumeLayout(false);

		}	
	private: System::Void trackBar1_ValueChanged(System::Object *  sender, System::EventArgs *  e)
			 {//改变程序窗体透明度
				 this->Opacity=(float)(100-this->trackBar1->Value*2)/100;
			 }

	};
}