Source/Editors/VisualDoubleInput.cs

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

#if FRAMEWORK20
using System;
using System.Collections.Generic;
using System.Text;
using System.ComponentModel;
using System.Globalization;
using System.Windows.Forms;

namespace DevComponents.Editors
{
    public class VisualDoubleInput : VisualNumericInput
    {
        #region Private Variables
        private double _Value = 0;
        private double _MinValue = double.MinValue;
        private double _MaxValue = double.MaxValue;
        #endregion

        #region Events
        #endregion

        #region Constructor
        #endregion

        #region Internal Implementation
        protected override void OnLostFocus()
        {
            ValidateValue();
            base.OnLostFocus();
        }

        protected virtual void ValidateValue()
        {
            if (_Value < _MinValue)
                Value = _MinValue;
            else if (_Value > _MaxValue)
                Value = _MaxValue;
        }

        protected override bool AcceptKeyPress(System.Windows.Forms.KeyPressEventArgs e)
        {
            string decimalSeparator = NumberDecimalSeparator;
            if (e.KeyChar.ToString() == decimalSeparator)
            {
                if (!this.InputStack.Contains(decimalSeparator))
                    return true;
                else
                    return false;
            }

            return base.AcceptKeyPress(e);
        }

        protected override string ProcessNewInputStack(string s)
        {
            if (this.InputStack == "0" && s != "0" && s.StartsWith("0") && s.EndsWith(NumberDecimalSeparator))
                return s;
            return base.ProcessNewInputStack(s);
        }