Diplom_O/MainForms/ChelForm.cs

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

namespace Diplom_O
{
	public partial class ChelForm : Form
	{
		private Task errDrop;
		private void ShowError(string msg = null)
		{
			errorLabel.Text = string.IsNullOrEmpty(msg) ? "Неизвестная ошибка." : msg;
			errorLabel.Visible = true;
			errDrop = new Task(() =>
			{
				var fd = errDrop.Id;
				Task.Delay(5000).Wait();
				if (errDrop.Id == fd)
					if (InvokeRequired) Invoke((Action)(() => { errorLabel.Visible = false; }));
					else errorLabel.Visible = false;
			});
			errDrop.Start();
		}

		private Task filterDrop;
		private void findBox_TextChanged(object sender, EventArgs e)
		{
			filterDrop = new Task(() =>
			{
				var fd = filterDrop.Id;
				Task.Delay(1000).Wait();
				if (filterDrop.Id == fd)
					if (InvokeRequired) Invoke((Action)(() => { resetChelTable(); }));
					else resetChelTable();
			});
			filterDrop.Start();
		}
		private void dropFindButton_Click(object sender, EventArgs e)
		{
			findBox.Text = "";
			filterDrop = new Task(() => { return; });
			resetChelTable();
		}
		private void resetChelTable()
		{
			try
			{
				{
					chelGridView.Rows.Clear();
					chelGridView.Columns.Clear();
					var c = chelGridView.Columns;
					c.Add("Id", "№");
					c.Add("FIO", "Фамилия И.О.");
					c.Add("Male", "Пол");
					c.Add("Birthday", "Дата рождения");
					c.Add("Adress", "Адрес");
					c.Add("INN", "ИНН");
					c.Add("SNILS", "СНИЛС");
					c.Add("Pasport", "Паспорт");
					c[0].Width = 40;
					c[1].Width = 120;
					c[2].Width = 40;
					c[3].Width = 80;
					c[4].Width = 140;
					c[5].Width = 90;
					c[6].Width = 100;
					c[7].Width = 140;
					c[4].DefaultCellStyle.WrapMode = DataGridViewTriState.True;
					c[7].DefaultCellStyle.WrapMode = DataGridViewTriState.True;
				}
				{
					var arr = FuncDB.ListChel(findBox.Text);
					var r = chelGridView.Rows;
					foreach (var chel in arr)
						if (showWorkerCheckBox.Checked || !FuncDB.HaveChelRabotnik(chel.Id))
							r.Add(new object[] {
								chel.Id,
								chel.FName +
									(string.IsNullOrEmpty(chel.SName) ? "" : (" " + chel.SName[0] + ".")) +
									(string.IsNullOrEmpty(chel.TName) ? "" : (" " + chel.TName[0] + ".")),
								chel.Male ? "Муж" : "Жен",
								chel.Birthday.ToString("yyyy.MM.dd"),
								chel.Address,
								chel.INN,
								chel.SNILS,
								chel.Pasport
							});
				}
				if (chelGridView.Rows.Count > 0)
					chelGridView.Rows[0].Selected = true;
			}
			catch (Exception e) { ShowError(e.Message); }
		}
		private Chel selectedChel()
		{
			try
			{
				if (chelGridView.SelectedRows.Count != 1) throw new Exception("Человек не выбран.");
				var chel = FuncDB.GetChel((int)chelGridView.SelectedRows[0].Cells[0].Value);
				return chel;
			}
			catch (Exception e) { ShowError(e.Message); return null; }
		}

		public ChelForm()
		{
			try
			{
				InitializeComponent();
				chelRodMI.Enabled = false;
				resetChelTable();
			}
			catch { this.Close(); }
		}

		private void addButton_Click(object sender, EventArgs e)
		{
			var res = new SupportForms.WorkChelForm();
			res.ShowDialog();
			if (!res.isCanceled)
				resetChelTable();
		}
		private void changeButton_Click(object sender, EventArgs e)
		{
			var chel = selectedChel();
			if (chel == null) { ShowError("Человек не выбран."); return; }
			var res = new SupportForms.WorkChelForm(chel);
			res.ShowDialog();
			if (!res.isCanceled)
				resetChelTable();
		}
		private void delButton_Click(object sender, EventArgs e)
		{
			var chel = selectedChel();
			if (chel == null) { ShowError("Человек не выбран."); return; }
			if (FuncDB.HaveChelToChel(chel.Id)) { ShowError("Человек есть в таблице родственников."); return; }
			try
			{
				FuncDB.DelChel(chel);
				resetChelTable();
			}
			catch (Exception ex) { ShowError(ex.Message); }
		}
		public void MI_Click(object sender, EventArgs e)
		{
			object form = null;
			var idxMenu = -1;
			try { idxMenu = menuStrip.Items.IndexOf((ToolStripMenuItem)sender); }
			catch { };
			switch (idxMenu)
			{
				case 0: form = new ShtatForm(); break;
				case 1: form = new RabForm(); break;
				case 2: form = new OtpForm(); break;
				case 3: form = new ChelForm(); break;
			}
			if (form != null)
			{
				this.Hide();
				((Form)form).Closed += (s, args) => this.Close();
				((Form)form).Show();
				return;
			}
			ShowError("Ошибка перехода на новую форму.");
		}
		private void checkBox_CheckedChanged(object sender, EventArgs e)
		{
			resetChelTable();
		}

		private Chel chelRod = null;
		private void chelRodLabel_Clicked(object sender, LinkLabelLinkClickedEventArgs e)
    {
			var chelForm = new SupportForms.SelectChelForm();
			chelForm.ShowDialog();
			if(chelForm.isCanceled)

    }
  }
}