form1.cs

原代码详细说明是关于c++方面的希望可以帮助大家使用

			this.button3.Name = "button3";
			this.button3.Size = new System.Drawing.Size(24, 16);
			this.button3.TabIndex = 6;
			this.button3.Text = ">>";
			this.button3.Click += new System.EventHandler(this.button3_Click);
			// 
			// button4
			// 
			this.button4.Font = new System.Drawing.Font("宋体", 7.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.button4.Location = new System.Drawing.Point(184, 126);
			this.button4.Name = "button4";
			this.button4.Size = new System.Drawing.Size(24, 16);
			this.button4.TabIndex = 7;
			this.button4.Text = "<<";
			this.button4.Click += new System.EventHandler(this.button4_Click);
			// 
			// groupBox5
			// 
			this.groupBox5.Controls.Add(this.radioButton2);
			this.groupBox5.Controls.Add(this.radioButton1);
			this.groupBox5.Location = new System.Drawing.Point(7, 229);
			this.groupBox5.Name = "groupBox5";
			this.groupBox5.Size = new System.Drawing.Size(136, 72);
			this.groupBox5.TabIndex = 4;
			this.groupBox5.TabStop = false;
			this.groupBox5.Text = "付款方式";
			// 
			// groupBox6
			// 
			this.groupBox6.Controls.Add(this.checkBox3);
			this.groupBox6.Controls.Add(this.checkBox2);
			this.groupBox6.Controls.Add(this.checkBox1);
			this.groupBox6.Location = new System.Drawing.Point(151, 229);
			this.groupBox6.Name = "groupBox6";
			this.groupBox6.Size = new System.Drawing.Size(144, 88);
			this.groupBox6.TabIndex = 5;
			this.groupBox6.TabStop = false;
			this.groupBox6.Text = "确认方式";
			// 
			// radioButton1
			// 
			this.radioButton1.Checked = true;
			this.radioButton1.Location = new System.Drawing.Point(19, 16);
			this.radioButton1.Name = "radioButton1";
			this.radioButton1.Size = new System.Drawing.Size(85, 24);
			this.radioButton1.TabIndex = 0;
			this.radioButton1.TabStop = true;
			this.radioButton1.Text = "现金";
			// 
			// radioButton2
			// 
			this.radioButton2.Location = new System.Drawing.Point(19, 41);
			this.radioButton2.Name = "radioButton2";
			this.radioButton2.Size = new System.Drawing.Size(96, 24);
			this.radioButton2.TabIndex = 1;
			this.radioButton2.Text = "信用卡";
			// 
			// checkBox1
			// 
			this.checkBox1.Checked = true;
			this.checkBox1.CheckState = System.Windows.Forms.CheckState.Checked;
			this.checkBox1.Location = new System.Drawing.Point(17, 16);
			this.checkBox1.Name = "checkBox1";
			this.checkBox1.Size = new System.Drawing.Size(96, 24);
			this.checkBox1.TabIndex = 0;
			this.checkBox1.Text = "电话";
			// 
			// checkBox2
			// 
			this.checkBox2.Location = new System.Drawing.Point(17, 43);
			this.checkBox2.Name = "checkBox2";
			this.checkBox2.Size = new System.Drawing.Size(64, 16);
			this.checkBox2.TabIndex = 1;
			this.checkBox2.Text = "传真";
			// 
			// checkBox3
			// 
			this.checkBox3.Location = new System.Drawing.Point(17, 64);
			this.checkBox3.Name = "checkBox3";
			this.checkBox3.Size = new System.Drawing.Size(56, 16);
			this.checkBox3.TabIndex = 2;
			this.checkBox3.Text = "Email";
			// 
			// button5
			// 
			this.button5.Location = new System.Drawing.Point(327, 237);
			this.button5.Name = "button5";
			this.button5.Size = new System.Drawing.Size(48, 24);
			this.button5.TabIndex = 6;
			this.button5.Tag = "";
			this.button5.Text = "确定";
			this.button5.Click += new System.EventHandler(this.button5_Click);
			// 
			// button6
			// 
			this.button6.Location = new System.Drawing.Point(327, 277);
			this.button6.Name = "button6";
			this.button6.Size = new System.Drawing.Size(48, 24);
			this.button6.TabIndex = 7;
			this.button6.Text = "取消";
			this.button6.Click += new System.EventHandler(this.button6_Click);
			// 
			// Form1
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(408, 325);
			this.Controls.Add(this.button6);
			this.Controls.Add(this.button5);
			this.Controls.Add(this.groupBox6);
			this.Controls.Add(this.groupBox5);
			this.Controls.Add(this.groupBox2);
			this.Controls.Add(this.groupBox1);
			this.Name = "Form1";
			this.Text = "在线购物";
			this.groupBox1.ResumeLayout(false);
			this.groupBox2.ResumeLayout(false);
			this.groupBox3.ResumeLayout(false);
			this.groupBox4.ResumeLayout(false);
			this.groupBox5.ResumeLayout(false);
			this.groupBox6.ResumeLayout(false);
			this.ResumeLayout(false);

		}
		#endregion

		/// <summary>
		/// 应用程序的主入口点。
		/// </summary>
		[STAThread]
		static void Main() 
		{
			Application.Run(new Form1());
		}

		private void comboBox1_SelectedIndexChanged(object sender, System.EventArgs e)
		{
			switch(comboBox1.SelectedIndex)
			{
				case 0:
					listBox1.Items.Clear();
                    listBox1.Items.Add("显示器"); 
					listBox1.Items.Add("光驱"); 
					listBox1.Items.Add("打印机"); 
					listBox1.Items.Add("键盘"); 
					break;
				case 1:
					listBox1.Items.Clear();
					listBox1.Items.Add("计算机应用基础"); 
					listBox1.Items.Add("Java程序设计"); 
					listBox1.Items.Add("操作系统"); 
					listBox1.Items.Add("Visual C#.NET"); 
					break;
			}
			changeButtonState();
		}

		private void button1_Click(object sender, System.EventArgs e)
		{
			if(listBox1.SelectedIndex>=0)
			{
				string s=listBox1.Items[listBox1.SelectedIndex].ToString();
				if(listBox2.FindString(s,-1)<0)
				{
					listBox2.Items.Add(s);
				}
				else
					MessageBox.Show("该商品已经选择！");
			}
			else
				MessageBox.Show("请选择商品");
		    changeButtonState();
		}
		private void button2_Click(object sender, System.EventArgs e)
		{
			if(listBox2.SelectedIndex>=0)
			{
				listBox2.Items.RemoveAt(listBox2.SelectedIndex);
			}
			else
				MessageBox.Show("请选择商品");
			changeButtonState();
		}

		private void button3_Click(object sender, System.EventArgs e)
		{
			for(int i=0;i<listBox1.Items.Count;i++)
			{
				string s=listBox1.Items[i].ToString();
				if(listBox2.FindString(s,-1)<0)
				{
					listBox2.Items.Add(s);
				}
			}
			changeButtonState();
		}
		private void button4_Click(object sender, System.EventArgs e)
		{
			listBox2.Items.Clear();
			changeButtonState();
		}
		private void changeButtonState()
		{
            button4.Enabled=listBox2.Items.Count>0;
			button3.Enabled=listBox1.Items.Count>0;
			button1.Enabled=listBox1.Items.Count>0&&listBox1.SelectedIndex>=0;
			button2.Enabled=listBox2.Items.Count>0&&listBox2.SelectedIndex>=0;
		}

		private void listBox1_SelectedIndexChanged(object sender, System.EventArgs e)
		{
			changeButtonState();
		}

		private void listBox2_SelectedIndexChanged(object sender, System.EventArgs e)
		{
			changeButtonState();
		}

		private void button6_Click(object sender, System.EventArgs e)
		{
			this.Close();
		}
		private void button5_Click(object sender, System.EventArgs e)
		{
			string str;
			str="您的姓名："+textBox1.Text+"\n";
			str=str+"您的电话："+textBox2.Text+"\n";
			str=str+"您选择的商品有："+"\n";
			if(listBox2.Items.Count>0)
			{
				for(int i=0;i<listBox2.Items.Count;i++)
					str=str+"\t"+listBox2.Items[i].ToString()+"\n";
			}
			else
				str=str+"无\n";
			str=str+"您的付款方式：";
			if(radioButton1.Checked==true)
				str=str+"现金\n";
			else
				str=str+"信用卡\n";
			str=str+"确认方式有："+"\n";
			if(checkBox1.Checked==true)str=str+"\t电话\n";
			if(checkBox2.Checked==true)str=str+"\t传真\n";
			if(checkBox3.Checked==true)str=str+"\tEmail\n";
			if(DialogResult.Yes==MessageBox.Show(str,"确认对话框",
				MessageBoxButtons.YesNo,
				MessageBoxIcon.Question,
				MessageBoxDefaultButton.Button1))
			{
				this.Close();
			}																																  
		}
	}
}