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ControlServer/Form3.cs

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+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Text;
+using System.Windows.Forms;
+
+namespace ControlServer
+{
+    public partial class Form3 : Form
+    {
+        public Form3(string terminalName, string terminalIP) // 매개변수 추가
+        {
+            InitializeComponent();
+
+            // 가져온 데이터를 Form3의 라벨이나 텍스트박스에 표시
+            lblTerminalName.Text = terminalName;
+            lblTerminalIP.Text = terminalIP;
+
+            txtBoxOnYY.TextChanged += ValidateInputs;
+            txtBoxOnMM.TextChanged += ValidateInputs;
+            txtBoxOffYY.TextChanged += ValidateInputs;
+            txtBoxOffMM.TextChanged += ValidateInputs;
+            txtBoxOnYY.PlaceholderText = "YY";
+            txtBoxOnMM.PlaceholderText = "MM";
+            txtBoxOffYY.PlaceholderText = "YY";
+            txtBoxOffMM.PlaceholderText = "MM";
+        }
+
+        private void ValidateInputs(object? sender, EventArgs e)
+        {
+            // 프로그램 시간 조건 체크
+            bool isOnYYEmpty = string.IsNullOrWhiteSpace(txtBoxOnYY.Text);
+            bool isOnMMEmpty = string.IsNullOrWhiteSpace(txtBoxOnMM.Text);
+            bool isOffYYEmpty = string.IsNullOrWhiteSpace(txtBoxOffYY.Text);
+            bool isOffMMEmpty = string.IsNullOrWhiteSpace(@txtBoxOffMM.Text);
+
+            // 둘 다 비어있거나(AND), 둘 다 비어있지 않거나(AND)
+            bool isTimeValid = (isOnYYEmpty && isOnMMEmpty && isOffYYEmpty && isOffMMEmpty) || (!isOnYYEmpty && !isOnMMEmpty && !isOffYYEmpty && !isOffMMEmpty);
+
+            // 저장 버튼 활성화
+            btnUpdate.Enabled = isTimeValid;
+        }
+
+        private void btnCancel_MouseClick(object sender, MouseEventArgs e)
+        {
+            this.Close();
+        }
+
+        private void btnUpdate_MouseClick(object sender, MouseEventArgs e)
+        {
+            // 수정
+            // 수정 시 DB 저장
+        }
+    }
+}