diff --git a/MainForm.Designer.cs b/MainForm.Designer.cs
new file mode 100644
index 0000000..feb913c
--- /dev/null
+++ b/MainForm.Designer.cs
@@ -0,0 +1,151 @@
+partial class MainForm
+{
+    private System.ComponentModel.IContainer components = null;
+
+    protected override void Dispose(bool disposing)
+    {
+        if (disposing && (components != null))
+        {
+            components.Dispose();
+        }
+        base.Dispose(disposing);
+    }
+
+    private void InitializeComponent()
+    {
+        this.txtChat = new System.Windows.Forms.TextBox();
+        this.txtMessage = new System.Windows.Forms.TextBox();
+        this.btnSend = new System.Windows.Forms.Button();
+        this.txtUsername = new System.Windows.Forms.TextBox();
+        this.txtPassword = new System.Windows.Forms.TextBox();
+        this.btnLogin = new System.Windows.Forms.Button();
+        this.btnRegister = new System.Windows.Forms.Button();
+        this.btnConnect = new System.Windows.Forms.Button();
+        this.btnDisconnect = new System.Windows.Forms.Button();
+        this.label1 = new System.Windows.Forms.Label();
+        this.label2 = new System.Windows.Forms.Label();
+        this.SuspendLayout();
+        
+        // txtChat
+        this.txtChat.Location = new System.Drawing.Point(12, 12);
+        this.txtChat.Multiline = true;
+        this.txtChat.Name = "txtChat";
+        this.txtChat.ReadOnly = true;
+        this.txtChat.ScrollBars = System.Windows.Forms.ScrollBars.Vertical;
+        this.txtChat.Size = new System.Drawing.Size(460, 200);
+        this.txtChat.TabIndex = 0;
+        
+        // txtMessage
+        this.txtMessage.Location = new System.Drawing.Point(12, 218);
+        this.txtMessage.Name = "txtMessage";
+        this.txtMessage.Size = new System.Drawing.Size(379, 20);
+        this.txtMessage.TabIndex = 1;
+        
+        // btnSend
+        this.btnSend.Location = new System.Drawing.Point(397, 218);
+        this.btnSend.Name = "btnSend";
+        this.btnSend.Size = new System.Drawing.Size(75, 23);
+        this.btnSend.TabIndex = 2;
+        this.btnSend.Text = "发送";
+        this.btnSend.UseVisualStyleBackColor = true;
+        this.btnSend.Click += new System.EventHandler(this.btnSend_Click);
+        
+        // txtUsername
+        this.txtUsername.Location = new System.Drawing.Point(12, 260);
+        this.txtUsername.Name = "txtUsername";
+        this.txtUsername.Size = new System.Drawing.Size(100, 20);
+        this.txtUsername.TabIndex = 3;
+        
+        // txtPassword
+        this.txtPassword.Location = new System.Drawing.Point(118, 260);
+        this.txtPassword.Name = "txtPassword";
+        this.txtPassword.PasswordChar = '*';
+        this.txtPassword.Size = new System.Drawing.Size(100, 20);
+        this.txtPassword.TabIndex = 4;
+        
+        // btnLogin
+        this.btnLogin.Location = new System.Drawing.Point(224, 260);
+        this.btnLogin.Name = "btnLogin";
+        this.btnLogin.Size = new System.Drawing.Size(75, 23);
+        this.btnLogin.TabIndex = 5;
+        this.btnLogin.Text = "登录";
+        this.btnLogin.UseVisualStyleBackColor = true;
+        this.btnLogin.Click += new System.EventHandler(this.btnLogin_Click);
+        
+        // btnRegister
+        this.btnRegister.Location = new System.Drawing.Point(305, 260);
+        this.btnRegister.Name = "btnRegister";
+        this.btnRegister.Size = new System.Drawing.Size(75, 23);
+        this.btnRegister.TabIndex = 6;
+        this.btnRegister.Text = "注册";
+        this.btnRegister.UseVisualStyleBackColor = true;
+        this.btnRegister.Click += new System.EventHandler(this.btnRegister_Click);
+        
+        // btnConnect
+        this.btnConnect.Location = new System.Drawing.Point(12, 290);
+        this.btnConnect.Name = "btnConnect";
+        this.btnConnect.Size = new System.Drawing.Size(75, 23);
+        this.btnConnect.TabIndex = 7;
+        this.btnConnect.Text = "连接";
+        this.btnConnect.UseVisualStyleBackColor = true;
+        this.btnConnect.Click += new System.EventHandler(this.btnConnect_Click);
+        
+        // btnDisconnect
+        this.btnDisconnect.Location = new System.Drawing.Point(93, 290);
+        this.btnDisconnect.Name = "btnDisconnect";
+        this.btnDisconnect.Size = new System.Drawing.Size(75, 23);
+        this.btnDisconnect.TabIndex = 8;
+        this.btnDisconnect.Text = "断开";
+        this.btnDisconnect.UseVisualStyleBackColor = true;
+        this.btnDisconnect.Click += new System.EventHandler(this.btnDisconnect_Click);
+        
+        // label1
+        this.label1.AutoSize = true;
+        this.label1.Location = new System.Drawing.Point(12, 244);
+        this.label1.Name = "label1";
+        this.label1.Size = new System.Drawing.Size(43, 13);
+        this.label1.TabIndex = 9;
+        this.label1.Text = "用户名";
+        
+        // label2
+        this.label2.AutoSize = true;
+        this.label2.Location = new System.Drawing.Point(115, 244);
+        this.label2.Name = "label2";
+        this.label2.Size = new System.Drawing.Size(31, 13);
+        this.label2.TabIndex = 10;
+        this.label2.Text = "密码";
+        
+        // MainForm
+        this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
+        this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+        this.ClientSize = new System.Drawing.Size(484, 325);
+        this.Controls.Add(this.label2);
+        this.Controls.Add(this.label1);
+        this.Controls.Add(this.btnDisconnect);
+        this.Controls.Add(this.btnConnect);
+        this.Controls.Add(this.btnRegister);
+        this.Controls.Add(this.btnLogin);
+        this.Controls.Add(this.txtPassword);
+        this.Controls.Add(this.txtUsername);
+        this.Controls.Add(this.btnSend);
+        this.Controls.Add(this.txtMessage);
+        this.Controls.Add(this.txtChat);
+        this.Name = "MainForm";
+        this.Text = "聊天客户端";
+        this.FormClosing += new System.Windows.Forms.FormClosingEventHandler(this.MainForm_FormClosing);
+        this.ResumeLayout(false);
+        this.PerformLayout();
+    }
+
+    private System.Windows.Forms.TextBox txtChat;
+    private System.Windows.Forms.TextBox txtMessage;
+    private System.Windows.Forms.Button btnSend;
+    private System.Windows.Forms.TextBox txtUsername;
+    private System.Windows.Forms.TextBox txtPassword;
+    private System.Windows.Forms.Button btnLogin;
+    private System.Windows.Forms.Button btnRegister;
+    private System.Windows.Forms.Button btnConnect;
+    private System.Windows.Forms.Button btnDisconnect;
+    private System.Windows.Forms.Label label1;
+    private System.Windows.Forms.Label label2;
+}
\ No newline at end of file