newfile.cs

需要的下

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.IO;

namespace FileManager
{
	/// <summary>
	/// NewFile 的摘要说明。
	/// </summary>
	public class NewFile : System.Windows.Forms.Form
	{
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.Label lbParentPath;
		private System.Windows.Forms.Label label3;
		private System.Windows.Forms.TextBox txtName;
		private System.Windows.Forms.Button btnOK;
		private System.Windows.Forms.Button btnCancel;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		public NewFile()
		{
			//
			// Windows 窗体设计器支持所必需的
			//
			InitializeComponent();

			//
			// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
			//
		}

		/// <summary>
		/// 清理所有正在使用的资源。
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if(components != null)
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows 窗体设计器生成的代码
		/// <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>
		private void InitializeComponent()
		{
			this.label1 = new System.Windows.Forms.Label();
			this.lbParentPath = new System.Windows.Forms.Label();
			this.label3 = new System.Windows.Forms.Label();
			this.txtName = new System.Windows.Forms.TextBox();
			this.btnOK = new System.Windows.Forms.Button();
			this.btnCancel = new System.Windows.Forms.Button();
			this.SuspendLayout();
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(16, 24);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(72, 23);
			this.label1.TabIndex = 5;
			this.label1.Text = "当前路径：";
			this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleLeft;
			// 
			// lbParentPath
			// 
			this.lbParentPath.Location = new System.Drawing.Point(104, 24);
			this.lbParentPath.Name = "lbParentPath";
			this.lbParentPath.Size = new System.Drawing.Size(176, 23);
			this.lbParentPath.TabIndex = 6;
			this.lbParentPath.TextAlign = System.Drawing.ContentAlignment.MiddleLeft;
			// 
			// label3
			// 
			this.label3.Location = new System.Drawing.Point(16, 72);
			this.label3.Name = "label3";
			this.label3.Size = new System.Drawing.Size(128, 23);
			this.label3.TabIndex = 7;
			this.label3.Text = "要创建的文件名称：";
			this.label3.TextAlign = System.Drawing.ContentAlignment.MiddleLeft;
			// 
			// txtName
			// 
			this.txtName.Location = new System.Drawing.Point(144, 72);
			this.txtName.Name = "txtName";
			this.txtName.Size = new System.Drawing.Size(136, 21);
			this.txtName.TabIndex = 8;
			this.txtName.Text = "";
			this.txtName.KeyDown += new System.Windows.Forms.KeyEventHandler(this.txtName_KeyDown);
			// 
			// btnOK
			// 
			this.btnOK.Location = new System.Drawing.Point(48, 128);
			this.btnOK.Name = "btnOK";
			this.btnOK.TabIndex = 9;
			this.btnOK.Text = "确定";
			this.btnOK.Click += new System.EventHandler(this.btnOK_Click);
			// 
			// btnCancel
			// 
			this.btnCancel.Location = new System.Drawing.Point(168, 128);
			this.btnCancel.Name = "btnCancel";
			this.btnCancel.TabIndex = 10;
			this.btnCancel.Text = "取消";
			this.btnCancel.Click += new System.EventHandler(this.btnCancel_Click);
			// 
			// NewFile
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(292, 174);
			this.Controls.Add(this.btnCancel);
			this.Controls.Add(this.btnOK);
			this.Controls.Add(this.txtName);
			this.Controls.Add(this.label3);
			this.Controls.Add(this.lbParentPath);
			this.Controls.Add(this.label1);
			this.Name = "NewFile";
			this.Text = "NewFile";
			this.ResumeLayout(false);

		}
		#endregion

		private void btnOK_Click(object sender, System.EventArgs e)
		{
			txtName.Text.Trim();
			if(txtName.Text == "")
			{
				MessageBox.Show("请输入文件的名称");
				return;
			}
			if(File.Exists(lbParentPath.Text + "\\" + txtName.Text))
			{
				MessageBox.Show("目标文件已经存在，请重新输入！");
				return;
			}
			string FullName = lbParentPath.Text + "\\" + txtName.Text;
			StreamWriter sw = File.CreateText(FullName);
			sw.Close();
			this.Close();
		}

		private void btnCancel_Click(object sender, System.EventArgs e)
		{
			this.Close();
			return;
		}

		private void txtName_KeyDown(object sender, System.Windows.Forms.KeyEventArgs e)
		{
			if(e.KeyCode == Keys.Enter)
			{
				txtName.Text.Trim();
				if(txtName.Text == "")
				{
					MessageBox.Show("请输入文件的名称");
					return;
				}
				if(File.Exists(lbParentPath.Text + "\\" + txtName.Text))
				{
					MessageBox.Show("目标文件已经存在，请重新输入！");
					return;
				}
				string FullName = lbParentPath.Text + "\\" + txtName.Text;
				StreamWriter sw = File.CreateText(FullName);
				sw.Close();
			}
		}

		public string LbParentPath
		{
			get
			{
				return lbParentPath.Text.ToString();
			}
			set
			{
				lbParentPath.Text = value;
			}
		}

	}
}