64 lines
1.6 KiB
C#
64 lines
1.6 KiB
C#
using System;
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using System.Drawing;
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using System.Windows.Forms;
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namespace DesktopTools.BaseControls
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{
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public partial class BaseControlInt : AbstractBaseControl
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{
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public BaseControlInt(string propertyName) : base(propertyName)
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{
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InitializeComponent();
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checkBoxNullable.Visible = false;
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panelControl.Controls.Add(checkBoxNullable);
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checkBoxNullable.CheckedChanged += (object sender, EventArgs e) =>
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{
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numericUpDown.Enabled = !(sender as CheckBox).Checked;
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CallOnValueChangeEvent();
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};
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panelControl.Controls.Add(numericUpDown);
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numericUpDown.ValueChanged += (object sender, EventArgs e) => { CallOnValueChangeEvent(); };
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_originalValue = 0;
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}
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public override void SetReadOnly(bool readOnly)
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{
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numericUpDown.Enabled = !readOnly;
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checkBoxNullable.Enabled = !readOnly;
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}
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public override void SetValueToControl(object value)
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{
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base.SetValueToControl(value);
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if (value != null)
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{
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numericUpDown.Value = Convert.ToInt32(value);
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}
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}
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public override void DropValue()
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{
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numericUpDown.Value = _originalValue != null ? Convert.ToInt32(_originalValue) : 0;
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}
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public override bool CheckValue()
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{
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if (_mustCheckValue && checkBoxNullable.Checked)
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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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protected override object GetValueFromControl()
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{
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if (_mustCheckValue && checkBoxNullable.Checked)
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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 : Convert.ToInt32(numericUpDown.Value);
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}
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}
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} |