97 lines
2.4 KiB
C#
97 lines
2.4 KiB
C#
using ToolsDesktop.Interfaces;
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using System;
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using System.Drawing;
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using System.Windows.Forms;
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namespace ToolsDesktop.BaseControls
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{
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/// <summary>
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/// Контрол, предоставляющий работу с перечислениями
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/// </summary>
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public partial class BaseControlEnum : AbstractBaseControl, IBaseControl
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{
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/// <summary>
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/// Конструктор
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/// </summary>
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/// <param name="propertyName"></param>
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/// <param name="mustFilling"></param>
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/// <param name="readOnly"></param>
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/// <param name="enumType"></param>
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public BaseControlEnum(string propertyName, bool mustFilling, bool readOnly, Type enumType) : base(propertyName, mustFilling, readOnly)
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{
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InitializeComponent();
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_baseControl = this;
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if (enumType.Name.StartsWith("Nullable"))
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{
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enumType = Nullable.GetUnderlyingType(enumType);
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}
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comboBox.Items.Clear();
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foreach (var val in Enum.GetValues(enumType))
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{
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comboBox.Items.Add(val);
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}
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comboBox.SelectedIndexChanged += (object sender, EventArgs e) => { CallOnValueChangeEvent(); };
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panelControl.Controls.Add(comboBox);
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if (!_mustFilling)
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{
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checkBoxNullable.CheckedChanged += (object sender, EventArgs e) =>
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{
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comboBox.Enabled = !(sender as CheckBox).Checked;
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CallOnValueChangeEvent();
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};
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panelControl.Controls.Add(checkBoxNullable);
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}
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}
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public void SetDefaultValue() => _originalValue = null;
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public void SetValueToControl(object value)
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{
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if (value != null)
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{
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comboBox.SelectedIndex = comboBox.Items.IndexOf(value);
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}
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else if (!_mustFilling)
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{
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checkBoxNullable.Checked = true;
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}
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}
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public void DropValueForControl()
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{
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if (_originalValue != null)
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{
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comboBox.SelectedIndex = comboBox.Items.IndexOf(_originalValue);
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}
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else if (!_mustFilling)
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{
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checkBoxNullable.Checked = true;
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}
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}
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public bool CheckValueForControl()
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{
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if (_mustFilling && comboBox.SelectedIndex == -1)
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{
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BackColor = Color.OrangeRed;
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return false;
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}
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return true;
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}
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public object GetValueFromControl()
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{
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if (_mustFilling && comboBox.SelectedIndex == -1)
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{
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throw new ArgumentNullException($"Поле свойства '{labelTitle.Text}' должно быть заполнено");
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}
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return checkBoxNullable.Checked ? null : comboBox.SelectedItem;
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}
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public string GetPropertyName() => _propertyName;
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}
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}
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