80 lines
2.1 KiB
C#
80 lines
2.1 KiB
C#
using System;
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using System.Windows.Forms;
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namespace DesktopTools.BaseControls
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{
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/// <summary>
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/// Контрол, предоставляющий работу с вещественным полем
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/// </summary>
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public partial class BaseControlDecimal : AbstractBaseControl
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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="minValue"></param>
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/// <param name="maxValue"></param>
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/// <param name="decimalPlaces"></param>
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public BaseControlDecimal(string propertyName, bool mustFilling, bool readOnly, decimal? minValue, decimal? maxValue, int? decimalPlaces) : base(propertyName, mustFilling, readOnly)
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{
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InitializeComponent();
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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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numericUpDown.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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numericUpDown.ValueChanged += (object sender, EventArgs e) => { CallOnValueChangeEvent(); };
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if (minValue.HasValue)
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{
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numericUpDown.Minimum = minValue.Value;
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}
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if (maxValue.HasValue)
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{
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numericUpDown.Maximum = maxValue.Value;
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}
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if (decimalPlaces.HasValue)
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{
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numericUpDown.DecimalPlaces = decimalPlaces.Value;
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}
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panelControl.Controls.Add(numericUpDown);
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}
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protected override void SetDefaultValue() => _originalValue = _mustFilling ? 0 : null;
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protected override void SetValueToControl(object value)
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{
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if (value != null)
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{
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numericUpDown.Value = Convert.ToDecimal(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 override void DropValue()
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{
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if (_originalValue != null)
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{
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numericUpDown.Value = Convert.ToDecimal(_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 override bool CheckValue() => true;
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protected override object GetValueFromControl() => !_mustFilling && checkBoxNullable.Checked ? null : Convert.ToDouble(numericUpDown.Value);
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}
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} |