up/Учебная практика 37 гр. 2 сем. - 3/Пример плиточного интерфейса/Пример плиточного интерфейса/Form1.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Data.SqlClient;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace Пример_плиточного_интерфейса
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        class Furnitura : Panel
        {
            public System.Windows.Forms.Label LblCount;
            public System.Windows.Forms.Label LblName;
            public System.Windows.Forms.PictureBox PbxPhoto;
            public string ID;  // ID фурнитуры

            public Furnitura()
            {                
                this.PbxPhoto = new System.Windows.Forms.PictureBox();
                this.LblName = new System.Windows.Forms.Label();
                this.LblCount = new System.Windows.Forms.Label();

                // 
                // panel1
                // 
                this.BackColor = System.Drawing.Color.White;
                this.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
                this.Controls.Add(this.LblCount);
                this.Controls.Add(this.LblName);
                this.Controls.Add(this.PbxPhoto);
                this.Location = new System.Drawing.Point(38, 57);
                this.Name = "panel1";
                this.Size = new System.Drawing.Size(171, 153);
                this.TabIndex = 0;
                // 
                // PbxPhoto
                // 
                this.PbxPhoto.Location = new System.Drawing.Point(29, 17);
                this.PbxPhoto.Name = "PbxPhoto";
                this.PbxPhoto.Size = new System.Drawing.Size(109, 76);
                this.PbxPhoto.SizeMode = System.Windows.Forms.PictureBoxSizeMode.Zoom;
                this.PbxPhoto.TabIndex = 0;
                this.PbxPhoto.TabStop = false;
                // 
                // LblName
                // 
                this.LblName.AutoSize = true;
                this.LblName.Location = new System.Drawing.Point(14, 109);
                this.LblName.Name = "LblName";
                this.LblName.Size = new System.Drawing.Size(35, 13);
                this.LblName.TabIndex = 1;
                this.LblName.Text = "label1";
                // 
                // LblCount
                // 
                this.LblCount.AutoSize = true;
                this.LblCount.Location = new System.Drawing.Point(14, 131);
                this.LblCount.Name = "LblCount";
                this.LblCount.Size = new System.Drawing.Size(35, 13);
                this.LblCount.TabIndex = 2;
                this.LblCount.Text = "label2";
            }
        }

        string TxtCon = @"Data Source=213.155.192.79,3002;Initial Catalog=fab2022;Persist Security Info=True;User ID=mil;Password=mil";

        Furnitura CurrentFur;

        void FillPanel()
        {
            SqlConnection Con = new SqlConnection(TxtCon);
            Con.Open();
            SqlCommand Query = new SqlCommand("select * from furnitura", Con);
            SqlDataReader Res = Query.ExecuteReader();
            flowLayoutPanel1.Controls.Clear();
            while(Res.Read())
            {
                Furnitura ItemFur = new Furnitura();
                ItemFur.LblName.Text = "Название: " + Res["namefur"];
                ItemFur.LblCount.Text = "Кол-во на складе: " + Res["countfur"];
                try
                {
                    ItemFur.PbxPhoto.Image = Image.FromFile(Application.StartupPath + "\\Фурнитуры\\" + Res["photo"]);
                }
                catch
                {
                    ItemFur.PbxPhoto.Image = Image.FromFile(Application.StartupPath + "\\Фурнитуры\\picture.png");
                }
                ItemFur.ID = Res["idfur"].ToString();

                ItemFur.Click += ItemFur_Click;
                ItemFur.PbxPhoto.Click += Object_Click;
                ItemFur.LblName.Click += Object_Click;
                ItemFur.LblCount.Click += Object_Click;

                flowLayoutPanel1.Controls.Add(ItemFur);
                // если плитка самая первая, то она становится выделенной
                if (flowLayoutPanel1.Controls.Count == 1)
                {
                    ItemFur.BackColor = Color.LightGreen;
                    CurrentFur = ItemFur;
                }
            }
            Con.Close();
        }

        private void Object_Click(object sender, EventArgs e)
        {
            CurrentFur.BackColor = Color.White;
            CurrentFur = (sender as Control).Parent as Furnitura;
            CurrentFur.BackColor = Color.LightGreen;
        }

        private void ItemFur_Click(object sender, EventArgs e)
        {
            CurrentFur.BackColor = Color.White;
            CurrentFur = sender as Furnitura;
            CurrentFur.BackColor = Color.LightGreen;
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            FillPanel();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            MessageBox.Show("ID выбранной фурнитуры: " + CurrentFur.ID);
        }
    }
}