Pibd-13 Kadyshev_M.I. LabWork04 Base #4

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nezui wants to merge 3 commits from LabWork04 into LabWork03
6 changed files with 549 additions and 69 deletions

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@ -0,0 +1,29 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ProjectAirFighter.CollectionGenericObjects;
/// <summary>
/// Перечисление типов коллекции
/// </summary>
public enum CollectionType
{
/// <summary>
/// Неопределено
/// </summary>
None = 0,
/// <summary>
/// Массив
/// </summary>
Massive = 1,
/// <summary>
/// Список
/// </summary>
List = 2
}

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@ -0,0 +1,83 @@
using ProjectAirFighter.CollectionGenericObject;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ProjectAirFighter.CollectionGenericObjects;
/// <summary>
/// Параметризованный набор объектов
/// </summary>
/// <typeparam name="T">Параметр ограничение - ссылочный тип</typeparam>
public class ListGenericObjects<T> : ICollectionGenericObjects<T>
where T : class
{
/// <summary>
/// Список объектов, которые храним
/// </summary>
private readonly List<T> _collection;
/// <summary>
/// Максимально допустимое число объектов в списке
/// </summary>
private int _maxCount;
public int Count => _collection.Count;
public int SetMaxCount { set { if (value > 0) { _maxCount = value; } } }
/// <summary>
/// Конструктор
/// </summary>
public ListGenericObjects()
{
_collection = new();
}
public T? Get(int position)
{
//проверка позиции
if (position >= Count || position < 0)
{
return null;
}
return _collection[position];
}
public int Insert(T obj)
{
//проверка, что не превышено максимальное количество элементов
if(Count + 1 > _maxCount)
{
return -1;
}
//вставка в конец набора
_collection.Add(obj);
return Count;
}
public int Insert(T obj, int position)
{
//проверка позиции
if (position < 0 || position >= Count)
{
return -1;
}
//вставка по позиции
_collection.Insert(position,obj);
return 1;
}
public T? Remove(int position)
{
if (position < 0 || position >= Count)
{
return null;
}
T? temp = _collection[position];
_collection.RemoveAt(position);
return temp;
}
}

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@ -17,11 +17,26 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
/// <summary>
/// Массив объектов, которые хроним
/// </summary>
private T[] _collection;
private T?[] _collection;
public int Count => _collection.Length;
public int SetMaxCount { set { if (value > 0) { _collection = new T?[value]; } } }
public int SetMaxCount
{
set
{
if (value > 0)
{
if (Count > 0)
{
Array.Resize(ref _collection, value);
}
else {
_collection = new T?[value];
}
}
}
}
/// <summary>
/// Конструктор

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@ -0,0 +1,96 @@
using ProjectAirFighter.CollectionGenericObject;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ProjectAirFighter.CollectionGenericObjects;
/// <summary>
/// Класс-хранилище коллекций
/// </summary>
/// <typeparam name="T"></typeparam>
public class StorageCollection<T>
where T : class
{
/// <summary>
/// Словарь (хранилище) с коллекциями
/// </summary>
private Dictionary<string, ICollectionGenericObjects<T>> _storages;
/// <summary>
/// Возвращение списка названий коллекций
/// </summary>
public List<string> Keys => _storages.Keys.ToList();
public StorageCollection()
{
_storages = new Dictionary<string, ICollectionGenericObjects<T>>();
}
/// <summary>
/// Добавление коллекций в хранилище
/// </summary>
/// <param name="name"></param>
/// <param name="collectionType"></param>
public void AddCollection(string name, CollectionType collectionType)
{
if (name == null || _storages.ContainsKey(name))
{
return;
}
switch(collectionType)
{
case CollectionType.None:
return;
case CollectionType.Massive:
_storages[name] = new MassiveGenericObjects<T>();
return;
case CollectionType.List:
_storages[name] = new ListGenericObjects<T>();
return;
}
}
/// <summary>
/// Удаление коллекции
/// </summary>
/// <param name="name"></param>
public void DelCollection(string name)
{
if (_storages.ContainsKey(name))
{
_storages.Remove(name);
}
}
/// <summary>
/// Доступ к коллекции
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
public ICollectionGenericObjects<T> this[string name]
{
get
{
//логика получения объекта
if(name == null || !_storages.ContainsKey(name))
return null;
return _storages[name];
}
}
public ICollectionGenericObjects<T>? this[int index]
{
get
{
//логика получения объекта
if (index > Keys.Count || index < 0)
return null;
return _storages[Keys[index]];
}
}
}

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@ -29,93 +29,224 @@
private void InitializeComponent()
{
groupBox1 = new GroupBox();
button1 = new Button();
buttonGoToCheck = new Button();
panelCompanyTools = new Panel();
buttonRemove = new Button();
maskedTextBoxPosition = new MaskedTextBox();
buttonAddAirFighter = new Button();
buttonAddWarPlane = new Button();
button1 = new Button();
buttonAddAirFighter = new Button();
maskedTextBoxPosition = new MaskedTextBox();
buttonGoToCheck = new Button();
buttonCreateCompany = new Button();
panelStorage = new Panel();
buttonCollectionRemove = new Button();
listBoxCollection = new ListBox();
buttonCollectionAdd = new Button();
radioButtonList = new RadioButton();
radioButtonMassive = new RadioButton();
textBoxCollectionName = new TextBox();
labelCollectionName = new Label();
comboBoxSelectorCompany = new ComboBox();
pictureBox = new PictureBox();
groupBox1.SuspendLayout();
panelCompanyTools.SuspendLayout();
panelStorage.SuspendLayout();
((System.ComponentModel.ISupportInitialize)pictureBox).BeginInit();
SuspendLayout();
//
// groupBox1
//
groupBox1.Controls.Add(button1);
groupBox1.Controls.Add(buttonGoToCheck);
groupBox1.Controls.Add(buttonRemove);
groupBox1.Controls.Add(maskedTextBoxPosition);
groupBox1.Controls.Add(buttonAddAirFighter);
groupBox1.Controls.Add(buttonAddWarPlane);
groupBox1.Controls.Add(panelCompanyTools);
groupBox1.Controls.Add(buttonCreateCompany);
groupBox1.Controls.Add(panelStorage);
groupBox1.Controls.Add(comboBoxSelectorCompany);
groupBox1.Dock = DockStyle.Right;
groupBox1.Location = new Point(626, 0);
groupBox1.Location = new Point(753, 0);
groupBox1.Margin = new Padding(3, 4, 3, 4);
groupBox1.Name = "groupBox1";
groupBox1.Size = new Size(174, 450);
groupBox1.Padding = new Padding(3, 4, 3, 4);
groupBox1.Size = new Size(199, 884);
groupBox1.TabIndex = 0;
groupBox1.TabStop = false;
groupBox1.Text = "Инструменты";
//
// button1
// panelCompanyTools
//
button1.Location = new Point(6, 400);
button1.Name = "button1";
button1.Size = new Size(162, 44);
button1.TabIndex = 6;
button1.Text = "Обновить";
button1.UseVisualStyleBackColor = true;
button1.Click += ButtonRefresh_Click;
//
// buttonGoToCheck
//
buttonGoToCheck.Location = new Point(6, 326);
buttonGoToCheck.Name = "buttonGoToCheck";
buttonGoToCheck.Size = new Size(162, 44);
buttonGoToCheck.TabIndex = 5;
buttonGoToCheck.Text = "Передать на тест";
buttonGoToCheck.UseVisualStyleBackColor = true;
buttonGoToCheck.Click += ButtonGoToCheck_Click;
panelCompanyTools.Controls.Add(buttonRemove);
panelCompanyTools.Controls.Add(buttonAddWarPlane);
panelCompanyTools.Controls.Add(button1);
panelCompanyTools.Controls.Add(buttonAddAirFighter);
panelCompanyTools.Controls.Add(maskedTextBoxPosition);
panelCompanyTools.Controls.Add(buttonGoToCheck);
panelCompanyTools.Enabled = false;
panelCompanyTools.Location = new Point(0, 497);
panelCompanyTools.Margin = new Padding(3, 4, 3, 4);
panelCompanyTools.Name = "panelCompanyTools";
panelCompanyTools.Size = new Size(199, 371);
panelCompanyTools.TabIndex = 9;
//
// buttonRemove
//
buttonRemove.Location = new Point(6, 249);
buttonRemove.Location = new Point(7, 193);
buttonRemove.Margin = new Padding(3, 4, 3, 4);
buttonRemove.Name = "buttonRemove";
buttonRemove.Size = new Size(162, 44);
buttonRemove.Size = new Size(185, 59);
buttonRemove.TabIndex = 4;
buttonRemove.Text = "Удалить самолет";
buttonRemove.UseVisualStyleBackColor = true;
buttonRemove.Click += ButtonRemove_Click;
//
// maskedTextBoxPosition
// buttonAddWarPlane
//
maskedTextBoxPosition.Location = new Point(6, 220);
maskedTextBoxPosition.Mask = "00";
maskedTextBoxPosition.Name = "maskedTextBoxPosition";
maskedTextBoxPosition.Size = new Size(162, 23);
maskedTextBoxPosition.TabIndex = 3;
maskedTextBoxPosition.ValidatingType = typeof(int);
buttonAddWarPlane.Location = new Point(7, 4);
buttonAddWarPlane.Margin = new Padding(3, 4, 3, 4);
buttonAddWarPlane.Name = "buttonAddWarPlane";
buttonAddWarPlane.Size = new Size(185, 69);
buttonAddWarPlane.TabIndex = 1;
buttonAddWarPlane.Text = "Добавление военного самолета";
buttonAddWarPlane.UseVisualStyleBackColor = true;
buttonAddWarPlane.Click += ButtonAddWarPlane_Click;
//
// button1
//
button1.Location = new Point(7, 327);
button1.Margin = new Padding(3, 4, 3, 4);
button1.Name = "button1";
button1.Size = new Size(185, 40);
button1.TabIndex = 6;
button1.Text = "Обновить";
button1.UseVisualStyleBackColor = true;
button1.Click += ButtonRefresh_Click;
//
// buttonAddAirFighter
//
buttonAddAirFighter.Location = new Point(6, 130);
buttonAddAirFighter.Location = new Point(7, 81);
buttonAddAirFighter.Margin = new Padding(3, 4, 3, 4);
buttonAddAirFighter.Name = "buttonAddAirFighter";
buttonAddAirFighter.Size = new Size(162, 44);
buttonAddAirFighter.Size = new Size(185, 59);
buttonAddAirFighter.TabIndex = 2;
buttonAddAirFighter.Text = "Добавление истребителя";
buttonAddAirFighter.UseVisualStyleBackColor = true;
buttonAddAirFighter.Click += ButtonAddAirFighter_Click;
//
// buttonAddWarPlane
// maskedTextBoxPosition
//
buttonAddWarPlane.Location = new Point(6, 72);
buttonAddWarPlane.Name = "buttonAddWarPlane";
buttonAddWarPlane.Size = new Size(162, 52);
buttonAddWarPlane.TabIndex = 1;
buttonAddWarPlane.Text = "Добавление военного самолета";
buttonAddWarPlane.UseVisualStyleBackColor = true;
buttonAddWarPlane.Click += ButtonAddWarPlane_Click;
maskedTextBoxPosition.Location = new Point(9, 148);
maskedTextBoxPosition.Margin = new Padding(3, 4, 3, 4);
maskedTextBoxPosition.Mask = "00";
maskedTextBoxPosition.Name = "maskedTextBoxPosition";
maskedTextBoxPosition.Size = new Size(185, 27);
maskedTextBoxPosition.TabIndex = 3;
maskedTextBoxPosition.ValidatingType = typeof(int);
//
// buttonGoToCheck
//
buttonGoToCheck.Location = new Point(7, 260);
buttonGoToCheck.Margin = new Padding(3, 4, 3, 4);
buttonGoToCheck.Name = "buttonGoToCheck";
buttonGoToCheck.Size = new Size(185, 59);
buttonGoToCheck.TabIndex = 5;
buttonGoToCheck.Text = "Передать на тест";
buttonGoToCheck.UseVisualStyleBackColor = true;
buttonGoToCheck.Click += ButtonGoToCheck_Click;
//
// buttonCreateCompany
//
buttonCreateCompany.Location = new Point(7, 459);
buttonCreateCompany.Margin = new Padding(3, 4, 3, 4);
buttonCreateCompany.Name = "buttonCreateCompany";
buttonCreateCompany.Size = new Size(185, 31);
buttonCreateCompany.TabIndex = 8;
buttonCreateCompany.Text = "Создать компанию";
buttonCreateCompany.UseVisualStyleBackColor = true;
buttonCreateCompany.Click += buttonCreateCompany_Click;
//
// panelStorage
//
panelStorage.Controls.Add(buttonCollectionRemove);
panelStorage.Controls.Add(listBoxCollection);
panelStorage.Controls.Add(buttonCollectionAdd);
panelStorage.Controls.Add(radioButtonList);
panelStorage.Controls.Add(radioButtonMassive);
panelStorage.Controls.Add(textBoxCollectionName);
panelStorage.Controls.Add(labelCollectionName);
panelStorage.Dock = DockStyle.Top;
panelStorage.Location = new Point(3, 24);
panelStorage.Margin = new Padding(3, 4, 3, 4);
panelStorage.Name = "panelStorage";
panelStorage.Size = new Size(193, 361);
panelStorage.TabIndex = 7;
//
// buttonCollectionRemove
//
buttonCollectionRemove.Location = new Point(3, 280);
buttonCollectionRemove.Margin = new Padding(3, 4, 3, 4);
buttonCollectionRemove.Name = "buttonCollectionRemove";
buttonCollectionRemove.Size = new Size(185, 31);
buttonCollectionRemove.TabIndex = 6;
buttonCollectionRemove.Text = "Удалить коллекцию";
buttonCollectionRemove.UseVisualStyleBackColor = true;
buttonCollectionRemove.Click += buttonCollectionRemove_Click;
//
// listBoxCollection
//
listBoxCollection.FormattingEnabled = true;
listBoxCollection.Location = new Point(3, 147);
listBoxCollection.Margin = new Padding(3, 4, 3, 4);
listBoxCollection.Name = "listBoxCollection";
listBoxCollection.Size = new Size(185, 124);
listBoxCollection.TabIndex = 5;
//
// buttonCollectionAdd
//
buttonCollectionAdd.Location = new Point(3, 108);
buttonCollectionAdd.Margin = new Padding(3, 4, 3, 4);
buttonCollectionAdd.Name = "buttonCollectionAdd";
buttonCollectionAdd.Size = new Size(185, 31);
buttonCollectionAdd.TabIndex = 4;
buttonCollectionAdd.Text = "Добавить коллекцию";
buttonCollectionAdd.UseVisualStyleBackColor = true;
buttonCollectionAdd.Click += buttonCollectionAdd_Click;
//
// radioButtonList
//
radioButtonList.AutoSize = true;
radioButtonList.Location = new Point(105, 75);
radioButtonList.Margin = new Padding(3, 4, 3, 4);
radioButtonList.Name = "radioButtonList";
radioButtonList.Size = new Size(80, 24);
radioButtonList.TabIndex = 3;
radioButtonList.TabStop = true;
radioButtonList.Text = "Список";
radioButtonList.UseVisualStyleBackColor = true;
//
// radioButtonMassive
//
radioButtonMassive.AutoSize = true;
radioButtonMassive.Location = new Point(3, 75);
radioButtonMassive.Margin = new Padding(3, 4, 3, 4);
radioButtonMassive.Name = "radioButtonMassive";
radioButtonMassive.Size = new Size(82, 24);
radioButtonMassive.TabIndex = 2;
radioButtonMassive.TabStop = true;
radioButtonMassive.Text = "Массив";
radioButtonMassive.UseVisualStyleBackColor = true;
//
// textBoxCollectionName
//
textBoxCollectionName.Location = new Point(3, 36);
textBoxCollectionName.Margin = new Padding(3, 4, 3, 4);
textBoxCollectionName.Name = "textBoxCollectionName";
textBoxCollectionName.Size = new Size(185, 27);
textBoxCollectionName.TabIndex = 1;
//
// labelCollectionName
//
labelCollectionName.AutoSize = true;
labelCollectionName.Location = new Point(24, 12);
labelCollectionName.Name = "labelCollectionName";
labelCollectionName.Size = new Size(158, 20);
labelCollectionName.TabIndex = 0;
labelCollectionName.Text = "Название коллекции:";
//
// comboBoxSelectorCompany
//
@ -123,9 +254,10 @@
comboBoxSelectorCompany.DropDownStyle = ComboBoxStyle.DropDownList;
comboBoxSelectorCompany.FormattingEnabled = true;
comboBoxSelectorCompany.Items.AddRange(new object[] { "Хранилище" });
comboBoxSelectorCompany.Location = new Point(6, 22);
comboBoxSelectorCompany.Location = new Point(7, 416);
comboBoxSelectorCompany.Margin = new Padding(3, 4, 3, 4);
comboBoxSelectorCompany.Name = "comboBoxSelectorCompany";
comboBoxSelectorCompany.Size = new Size(162, 23);
comboBoxSelectorCompany.Size = new Size(185, 28);
comboBoxSelectorCompany.TabIndex = 0;
comboBoxSelectorCompany.SelectedIndexChanged += ComboBoxSelectorCompany_SelectedIndexChanged;
//
@ -133,22 +265,28 @@
//
pictureBox.Dock = DockStyle.Fill;
pictureBox.Location = new Point(0, 0);
pictureBox.Margin = new Padding(3, 4, 3, 4);
pictureBox.Name = "pictureBox";
pictureBox.Size = new Size(626, 450);
pictureBox.Size = new Size(753, 884);
pictureBox.TabIndex = 1;
pictureBox.TabStop = false;
//
// FormWarPlaneCollection
//
AutoScaleDimensions = new SizeF(7F, 15F);
AutoScaleDimensions = new SizeF(8F, 20F);
AutoScaleMode = AutoScaleMode.Font;
ClientSize = new Size(800, 450);
ClientSize = new Size(952, 884);
Controls.Add(pictureBox);
Controls.Add(groupBox1);
Margin = new Padding(3, 4, 3, 4);
Name = "FormWarPlaneCollection";
Text = "Коллекция военных самолетов";
groupBox1.ResumeLayout(false);
groupBox1.PerformLayout();
panelCompanyTools.ResumeLayout(false);
panelCompanyTools.PerformLayout();
panelStorage.ResumeLayout(false);
panelStorage.PerformLayout();
((System.ComponentModel.ISupportInitialize)pictureBox).EndInit();
ResumeLayout(false);
}
@ -164,5 +302,15 @@
private Button buttonRemove;
private Button buttonGoToCheck;
private Button button1;
private Panel panelStorage;
private TextBox textBoxCollectionName;
private Label labelCollectionName;
private ListBox listBoxCollection;
private Button buttonCollectionAdd;
private RadioButton radioButtonList;
private RadioButton radioButtonMassive;
private Button buttonCreateCompany;
private Button buttonCollectionRemove;
private Panel panelCompanyTools;
}
}

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@ -1,4 +1,5 @@
using ProjectAirFighter.CollectionGenericObjects;
using ProjectAirFighter.CollectionGenericObject;
using ProjectAirFighter.CollectionGenericObjects;
using ProjectAirFighter.Drawning;
using System;
using System.Collections.Generic;
@ -14,20 +15,33 @@ namespace ProjectAirFighter;
public partial class FormWarPlaneCollection : Form
{
/// <summary>
/// Хранилище коолекций
/// </summary>
private readonly StorageCollection<DrawningWarPlane> _storageCollection;
/// <summary>
/// Компания
/// </summary>
private AbstractCompany? _company;
/// <summary>
/// Конструктор
/// </summary>
public FormWarPlaneCollection()
{
InitializeComponent();
_storageCollection = new();
}
/// <summary>
/// Выбор компании
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void ComboBoxSelectorCompany_SelectedIndexChanged(object sender, EventArgs e)
{
switch (comboBoxSelectorCompany.Text)
{
case "Хранилище":
_company = new WarPlaneBase(pictureBox.Width, pictureBox.Height, new MassiveGenericObjects<DrawningWarPlane>());
break;
}
panelCompanyTools.Enabled = false;
}
private void CreateObject(string type)
@ -45,7 +59,7 @@ public partial class FormWarPlaneCollection : Form
break;
case nameof(DrawningAirFighter):
drawningWarPlane = new DrawningAirFighter(random.Next(100, 300), random.Next(1000, 3000),
GetColor(random), GetColor(random),
GetColor(random),GetColor(random),
Convert.ToBoolean(random.Next(0, 2)), Convert.ToBoolean(random.Next(0, 2)));
break;
default:
@ -91,7 +105,7 @@ public partial class FormWarPlaneCollection : Form
return;
}
if (MessageBox.Show("Удалить объект?", "Удаление", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
if (MessageBox.Show("Удалить объект?", "Удаление", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.No)
{
return;
}
@ -118,7 +132,7 @@ public partial class FormWarPlaneCollection : Form
DrawningWarPlane? warPlane = null;
int counter = 100;
while(warPlane == null)
while (warPlane == null)
{
warPlane = _company.GetRandomObject();
counter--;
@ -128,7 +142,8 @@ public partial class FormWarPlaneCollection : Form
}
}
if (warPlane == null) {
if (warPlane == null)
{
return;
}
@ -145,9 +160,103 @@ public partial class FormWarPlaneCollection : Form
{
return;
}
pictureBox.Image = _company.Show();
}
/// <summary>
/// Добавление коллекции
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void buttonCollectionAdd_Click(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(textBoxCollectionName.Text) || (!radioButtonList.Checked && !radioButtonMassive.Checked))
{
MessageBox.Show("Не все данные заполнены", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
CollectionType collectionType = CollectionType.None;
if (radioButtonMassive.Checked)
{
collectionType = CollectionType.Massive;
}
else if (radioButtonList.Checked)
{
collectionType = CollectionType.List;
}
_storageCollection.AddCollection(textBoxCollectionName.Text, collectionType);
RerfreshListBoxItems();
}
/// <summary>
/// Обновление списка в listBoxCollection
/// </summary>
private void RerfreshListBoxItems()
{
listBoxCollection.Items.Clear();
for (int i = 0; i < _storageCollection.Keys?.Count; ++i)
{
string? colName = _storageCollection.Keys?[i];
if (!string.IsNullOrEmpty(colName))
{
listBoxCollection.Items.Add(colName);
}
}
}
/// <summary>
/// Удалиние коллекции
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void buttonCollectionRemove_Click(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(textBoxCollectionName.Text) || (!radioButtonList.Checked && !radioButtonMassive.Checked))
{
MessageBox.Show("Не все данные заполнены", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
if (MessageBox.Show("Удалить коллекцию?", "Удаление", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.No)
{
return;
}
_storageCollection.DelCollection(listBoxCollection.SelectedItem.ToString());
RerfreshListBoxItems();
}
/// <summary>
/// Создать компанию
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void buttonCreateCompany_Click(object sender, EventArgs e)
{
if (listBoxCollection.SelectedIndex < 0 || listBoxCollection.SelectedItem == null)
{
MessageBox.Show("Коллекция не выбрана");
return;
}
ICollectionGenericObjects<DrawningWarPlane>? collection = _storageCollection[listBoxCollection.SelectedItem.ToString() ?? string.Empty];
if (collection == null)
{
MessageBox.Show("Коллекция не проинициализирована");
return;
}
switch (comboBoxSelectorCompany.Text)
{
case "Хранилище":
_company = new WarPlaneBase(pictureBox.Width,
pictureBox.Height, collection);
break;
}
panelCompanyTools.Enabled = true;
RerfreshListBoxItems();
}
}