frmdir.cs

C#写的Email邮件客户端程序skyemail.

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

namespace SkyMail
{
	/// <summary>
	/// Frmdir 的摘要说明。
	/// </summary>
	public class Frmdir : System.Windows.Forms.Form
	{
		private System.Windows.Forms.TreeView treeView1;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.TextBox textBox1;
		private System.Windows.Forms.Button button1;
		private System.Windows.Forms.Button button2;
		private System.Windows.Forms.ImageList imageList1;
		private System.ComponentModel.IContainer components;
		private int nodes;
		public Frmdir()//将前面的form选中的文件夹传递到本form作为默认选中
		{
			//
			// 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 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>
		private void InitializeComponent()
		{
			this.components = new System.ComponentModel.Container();
			System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(Frmdir));
			this.treeView1 = new System.Windows.Forms.TreeView();
			this.label1 = new System.Windows.Forms.Label();
			this.textBox1 = new System.Windows.Forms.TextBox();
			this.button1 = new System.Windows.Forms.Button();
			this.button2 = new System.Windows.Forms.Button();
			this.imageList1 = new System.Windows.Forms.ImageList(this.components);
			this.SuspendLayout();
			// 
			// treeView1
			// 
			this.treeView1.ImageList = this.imageList1;
			this.treeView1.Location = new System.Drawing.Point(8, 56);
			this.treeView1.Name = "treeView1";
			this.treeView1.Nodes.AddRange(new System.Windows.Forms.TreeNode[] {
																				  new System.Windows.Forms.TreeNode("本地文件夹", new System.Windows.Forms.TreeNode[] {
																																									 new System.Windows.Forms.TreeNode("收件箱", 9, 9),
																																									 new System.Windows.Forms.TreeNode("发件箱", 10, 10),
																																									 new System.Windows.Forms.TreeNode("已发送邮件", 11, 11),
																																									 new System.Windows.Forms.TreeNode("垃圾箱", 12, 12)})});
			this.treeView1.Size = new System.Drawing.Size(256, 216);
			this.treeView1.TabIndex = 1;
			this.treeView1.AfterSelect += new System.Windows.Forms.TreeViewEventHandler(this.treeView1_AfterSelect);
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(8, 8);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(128, 16);
			this.label1.TabIndex = 2;
			this.label1.Text = "新文件夹名称";
			// 
			// textBox1
			// 
			this.textBox1.Location = new System.Drawing.Point(8, 24);
			this.textBox1.Name = "textBox1";
			this.textBox1.Size = new System.Drawing.Size(256, 21);
			this.textBox1.TabIndex = 3;
			this.textBox1.Text = "";
			// 
			// button1
			// 
			this.button1.Location = new System.Drawing.Point(280, 24);
			this.button1.Name = "button1";
			this.button1.Size = new System.Drawing.Size(64, 24);
			this.button1.TabIndex = 4;
			this.button1.Text = "确定";
			this.button1.Click += new System.EventHandler(this.button1_Click);
			// 
			// button2
			// 
			this.button2.Location = new System.Drawing.Point(280, 56);
			this.button2.Name = "button2";
			this.button2.Size = new System.Drawing.Size(64, 24);
			this.button2.TabIndex = 5;
			this.button2.Text = "取消";
			this.button2.Click += new System.EventHandler(this.button2_Click);
			// 
			// imageList1
			// 
			this.imageList1.ColorDepth = System.Windows.Forms.ColorDepth.Depth8Bit;
			this.imageList1.ImageSize = new System.Drawing.Size(16, 16);
			this.imageList1.ImageStream = ((System.Windows.Forms.ImageListStreamer)(resources.GetObject("imageList1.ImageStream")));
			this.imageList1.TransparentColor = System.Drawing.Color.Transparent;
			// 
			// Frmdir
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(352, 277);
			this.Controls.AddRange(new System.Windows.Forms.Control[] {
																		  this.button2,
																		  this.button1,
																		  this.textBox1,
																		  this.label1,
																		  this.treeView1});
			this.Name = "Frmdir";
			this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
			this.Text = "创建新文件夹";
			this.Load += new System.EventHandler(this.Frmdir_Load);
			this.ResumeLayout(false);

		}
		#endregion

		private void button2_Click(object sender, System.EventArgs e)
		{
			this.Close();
			
		}

		private void Frmdir_Load(object sender, System.EventArgs e)
		{
			treeView1.ExpandAll();
			
			///<summary>
			///需要先判断用户是否自定义文件夹
			///<summary>
			FileInfo s=new FileInfo("user.dr");
			if(s.Exists)
			{
				StreamReader sr=new StreamReader(@"user.dr",Encoding.GetEncoding("GB2312"));
				string con=sr.ReadToEnd();
				sr.Close(); 
				if (con.Trim().Length >0)
				{
					string[] fdir=con.Trim().Split(new char[]{'\n'}); 
					for(int h=0;h<fdir.Length;h++ )
					{
						
						string[] fcon=fdir[h].Split((char)92);
						string parstr=fcon[0].Trim();
						string childstr=fcon[1].Trim();
						//			//循环判断选中哪个节点
						for(int i=0;i<treeView1.Nodes.Count ;i++)
						{
							for(int j=0;j<treeView1.Nodes[i].Nodes.Count;j++)
							{
								if(treeView1.Nodes[i].Nodes[j].Text.IndexOf(parstr)!=-1)
								{
									treeView1.Nodes[i].Nodes[j].Nodes.Add(childstr); 
									break;
								}

							}
							if(treeView1.Nodes[i].Text.IndexOf(parstr)!=-1)
							{
								treeView1.Nodes[i].Nodes.Add(childstr); 
								break;
							}
						}


					}
				}
			}

		}

		private void treeView1_AfterSelect(object sender, System.Windows.Forms.TreeViewEventArgs e)
		{
			
		}

		//将用户自定义文件夹写入配置文件
		private void button1_Click(object sender, System.EventArgs e)
		{
			if(textBox1.Text !="")
			{
				
				StreamWriter sw=new StreamWriter(@"user.dr",true,Encoding.GetEncoding("GB2312"));
				string con=treeView1.SelectedNode.Text +(char)92+textBox1.Text+"\r\n"; 
				string[] f=con.Trim().Split((char)92);  
				string parstr=f[0];
				string childstr=f[1];
				for(int i=0;i<treeView1.Nodes.Count;i++)
				{
					if(treeView1.Nodes[i].Text.Equals(parstr))  //如果第一层就已经找到了父节点，则判断有没有重名的文件夹
					{
						int ff=0;
						for(int r=0;r<treeView1.Nodes[i].Nodes.Count;r++)
						{
							if(treeView1.Nodes[i].Nodes[r].Text.Equals(childstr))
							{
								MessageBox.Show("您输入的文件夹名称已经存在！"); 
								ff=1;
								break;
							}
						}
						if(ff==0)
						{
							treeView1.Nodes[i].Nodes.Add(childstr); 
							string fname="";
							fname=childstr.Trim() + "0"+".wg";
							FileInfo g=new FileInfo(fname);
							if(g.Exists)
							{
								DialogResult d=MessageBox.Show("已经存在这个文件夹，请确认是否重新创建该文件夹！","Sky软件",MessageBoxButtons.YesNo);
								if(d==DialogResult.Yes)
								{
									sw.Write(con);
									sw.Close();
									g.Delete();
									g.Refresh(); 
									g.Create();
									this.Dispose(); 
								}
								else
								{
									treeView1.Nodes[i].Nodes.RemoveAt(treeView1.Nodes[i].Nodes.Count-1);
									break;
								}
								
							}
							else
							{
								sw.Write(con);
								sw.Close();
								g.Create(); 
								g.Refresh(); 
								this.Dispose(); 
							}
							
						}
						break;
						
					}
					for(int j=0;j<treeView1.Nodes[i].Nodes.Count;j++)
					{
						if(treeView1.Nodes[i].Nodes[j].Text.Equals(parstr))  
						{
							
							//比较当前子树有没有名称相同的文件夹有则提示
							
							int ff=0;
							for(int r=0;r<treeView1.Nodes[i].Nodes[j].Nodes.Count;r++)
							{
								if(treeView1.Nodes[i].Nodes[j].Nodes[r].Text.Equals(childstr))
								{
									MessageBox.Show("您输入的文件夹名称已经存在！"); 
									ff=1;
									break;
								}
							}
							if(ff==0)
							{
								treeView1.Nodes[i].Nodes[j].Nodes.Add(childstr); 
								string fname="";
								fname=childstr.Trim() + "1"+".wg";
								FileInfo g1=new FileInfo(fname);
								if(g1.Exists)
								{
									DialogResult d=MessageBox.Show("已经存在这个文件夹，请确认是否重新创建该文件夹！","Sky软件",MessageBoxButtons.YesNo);
									if(d==DialogResult.Yes)
									{
										sw.Write(con);
										sw.Close();
										g1.Delete();
										g1.Refresh(); 
										g1.Create(); 
										
									}
									else
									{
										treeView1.Nodes[i].Nodes[j].Nodes.RemoveAt(treeView1.Nodes[i].Nodes[j].Nodes.Count-1);
										break;
									}
								
								}
								else
								{
									sw.Write(con);
									sw.Close();
									g1.Create(); 
									
								}
							}

							break;
						}
					}
						
				}
			}
			else
			{
				MessageBox.Show ("您没有输入新文件夹的名称！");
				textBox1.Focus(); 
			}
			
		}
		
	}
}