426 lines
14 KiB
C#
426 lines
14 KiB
C#
/******************************************************************************
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* SunnyUI 开源控件库、工具类库、扩展类库、多页面开发框架。
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* CopyRight (C) 2012-2024 ShenYongHua(沈永华).
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* QQ群：56829229 QQ：17612584 EMail：SunnyUI@QQ.Com
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*
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* Blog: https://www.cnblogs.com/yhuse
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* Gitee: https://gitee.com/yhuse/SunnyUI
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* GitHub: https://github.com/yhuse/SunnyUI
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*
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* SunnyUI.dll can be used for free under the GPL-3.0 license.
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* If you use this code, please keep this note.
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* 如果您使用此代码，请保留此说明。
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******************************************************************************
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* 文件名称: UIDatePicker.cs
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* 文件说明: 日期选择框
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* 当前版本: V3.1
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* 创建日期: 2020-01-01
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*
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* 2020-01-01: V2.2.0 增加文件说明
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* 2020-08-07: V2.2.7 可编辑输入，日期范围控制以防止出错
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* 2021-04-15: V3.0.3 增加ShowToday显示今日属性
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* 2021-08-14: V3.0.6 增加可选择年、年月、年月日
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* 2022-11-08: V3.2.8 增加MaxDate,MinDate
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* 2023-05-14: V3.3.6 年、年月、年月日可单独设置格式化掩码
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* 2023-05-14: V3.3.6 修复文字格式化显示问题
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* 2024-06-09: V3.6.6 下拉框可选放大倍数为2
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******************************************************************************/
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using System;
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using System.ComponentModel;
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using System.Drawing;
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using System.Globalization;
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using System.Windows.Forms;
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namespace Sunny.UI
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{
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[ToolboxItem(true)]
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[DefaultProperty("Value")]
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[DefaultEvent("ValueChanged")]
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public sealed partial class UIDatePicker : UIDropControl, IToolTip
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{
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public delegate void OnDateTimeChanged(object sender, DateTime value);
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public UIDatePicker()
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{
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InitializeComponent();
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Value = DateTime.Now;
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MaxLength = 10;
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EditorLostFocus += UIDatePicker_LostFocus;
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TextChanged += UIDatePicker_TextChanged;
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CreateInstance();
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}
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private DateTime max = DateTime.MaxValue;
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private DateTime min = DateTime.MinValue;
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static internal DateTime EffectiveMaxDate(DateTime maxDate)
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{
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DateTime maxSupportedDate = DateTimePicker.MaximumDateTime;
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if (maxDate > maxSupportedDate)
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{
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return maxSupportedDate;
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}
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return maxDate;
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}
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static internal DateTime EffectiveMinDate(DateTime minDate)
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{
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DateTime minSupportedDate = DateTimePicker.MinimumDateTime;
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if (minDate < minSupportedDate)
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{
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return minSupportedDate;
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}
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return minDate;
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}
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[Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
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public static readonly DateTime MinDateTime = new DateTime(1753, 1, 1);
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[Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
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public static readonly DateTime MaxDateTime = new DateTime(9998, 12, 31);
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[DefaultValue(typeof(DateTime), "9998/12/31")]
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[Description("最大日期"), Category("SunnyUI")]
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public DateTime MaxDate
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{
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get
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{
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return EffectiveMaxDate(max);
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}
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set
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{
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if (value != max)
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{
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if (value < EffectiveMinDate(min))
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{
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value = EffectiveMinDate(min);
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}
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// If trying to set the maximum greater than MaxDateTime, throw.
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if (value > MaximumDateTime)
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{
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value = MaximumDateTime;
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}
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max = value;
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//If Value (which was once valid) is suddenly greater than the max (since we just set it)
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//then adjust this...
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if (Value > max)
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{
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Value = max;
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}
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}
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}
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}
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[DefaultValue(typeof(DateTime), "1753/1/1")]
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[Description("最小日期"), Category("SunnyUI")]
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public DateTime MinDate
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{
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get
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{
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return EffectiveMinDate(min);
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}
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set
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{
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if (value != min)
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{
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if (value > EffectiveMaxDate(max))
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{
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value = EffectiveMaxDate(max);
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}
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// If trying to set the minimum less than MinimumDateTime, throw.
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if (value < MinimumDateTime)
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{
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value = MinimumDateTime;
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}
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min = value;
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//If Value (which was once valid) is suddenly less than the min (since we just set it)
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//then adjust this...
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if (Value < min)
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{
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Value = min;
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}
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}
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}
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}
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internal static DateTime MaximumDateTime
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{
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get
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{
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DateTime maxSupportedDateTime = CultureInfo.CurrentCulture.Calendar.MaxSupportedDateTime;
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if (maxSupportedDateTime.Year > MaxDateTime.Year)
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{
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return MaxDateTime;
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}
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return maxSupportedDateTime;
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}
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}
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internal static DateTime MinimumDateTime
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{
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get
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{
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DateTime minSupportedDateTime = CultureInfo.CurrentCulture.Calendar.MinSupportedDateTime;
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if (minSupportedDateTime.Year < 1753)
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{
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return new DateTime(1753, 1, 1);
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}
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return minSupportedDateTime;
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}
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}
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[DefaultValue(false)]
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[Description("日期输入时，是否可空显示"), Category("SunnyUI")]
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public bool CanEmpty { get; set; }
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[DefaultValue(false)]
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[Description("日期输入时，显示今日按钮"), Category("SunnyUI")]
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public bool ShowToday { get; set; }
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private UIDateType showType = UIDateType.YearMonthDay;
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[DefaultValue(UIDateType.YearMonthDay)]
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[Description("日期显示类型"), Category("SunnyUI")]
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public UIDateType ShowType
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{
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get => showType;
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set
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{
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showType = value;
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switch (showType)
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{
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case UIDateType.YearMonthDay:
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MaxLength = dateFormat.Length;
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Text = Value.ToString(dateFormat);
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break;
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case UIDateType.YearMonth:
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MaxLength = dateYearMonthFormat.Length;
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Text = Value.ToString(dateYearMonthFormat);
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break;
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case UIDateType.Year:
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MaxLength = dateYearFormat.Length;
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Text = Value.ToString(dateYearFormat);
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break;
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default:
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MaxLength = dateFormat.Length;
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Text = Value.ToString(dateFormat);
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break;
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}
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Invalidate();
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}
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}
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/// <summary>
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/// 需要额外设置ToolTip的控件
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/// </summary>
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/// <returns>控件</returns>
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public Control ExToolTipControl()
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{
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return edit;
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}
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public int Year => Value.Year;
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public int Month => Value.Month;
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public int Day => Value.Day;
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private void UIDatePicker_TextChanged(object sender, EventArgs e)
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{
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if (Text.Length == MaxLength)
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{
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try
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{
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switch (ShowType)
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{
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case UIDateType.YearMonthDay:
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DateTime dt1 = Text.ToDateTime(DateFormat);
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if (Value != dt1) Value = dt1;
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break;
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case UIDateType.YearMonth:
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DateTime dt2 = Text.ToDateTime(DateYearMonthFormat);
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if (Value != dt2) Value = dt2;
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break;
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case UIDateType.Year:
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DateTime dt3 = Text.ToDateTime(DateYearFormat);
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if (Value != dt3) Value = dt3;
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break;
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}
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}
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catch
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{
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Value = DateTime.Now.Date;
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}
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}
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}
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private void UIDatePicker_LostFocus(object sender, EventArgs e)
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{
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if (Text.IsNullOrEmpty())
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{
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if (CanEmpty) return;
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}
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try
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{
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switch (ShowType)
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{
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case UIDateType.YearMonthDay:
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DateTime dt1 = Text.ToDateTime(DateFormat);
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if (Value != dt1) Value = dt1;
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break;
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case UIDateType.YearMonth:
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DateTime dt2 = Text.ToDateTime(DateYearMonthFormat);
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if (Value != dt2) Value = dt2;
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break;
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case UIDateType.Year:
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DateTime dt3 = Text.ToDateTime(DateYearFormat);
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if (Value != dt3) Value = dt3;
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break;
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}
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}
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catch
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{
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Value = DateTime.Now.Date;
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}
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}
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public event OnDateTimeChanged ValueChanged;
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/// <summary>
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/// 值改变事件
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/// </summary>
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/// <param name="sender">控件</param>
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/// <param name="value">值</param>
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protected override void ItemForm_ValueChanged(object sender, object value)
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{
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Value = (DateTime)value;
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Invalidate();
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}
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private readonly UIDateItem item = new UIDateItem();
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/// <summary>
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/// 创建对象
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/// </summary>
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protected override void CreateInstance()
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{
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ItemForm = new UIDropDown(item);
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}
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[Description("选中日期"), Category("SunnyUI")]
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public DateTime Value
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{
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get => item.Date;
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set
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{
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if (value < new DateTime(1900, 1, 1))
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value = new DateTime(1900, 1, 1);
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switch (ShowType)
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{
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case UIDateType.YearMonthDay:
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Text = value.ToString(dateFormat);
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break;
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case UIDateType.YearMonth:
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Text = value.ToString(dateYearMonthFormat);
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break;
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case UIDateType.Year:
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Text = value.ToString(dateYearFormat);
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break;
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}
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if (item.Date != value)
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{
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item.Date = value;
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}
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ValueChanged?.Invoke(this, Value);
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}
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}
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[DefaultValue(1)]
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[Description("弹窗放大倍数，可以1或者2"), Category("SunnyUI")]
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public int SizeMultiple { get => item.SizeMultiple; set => item.SizeMultiple = value; }
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private void UIDatetimePicker_ButtonClick(object sender, EventArgs e)
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{
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item.ShowType = ShowType;
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item.Date = Value;
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item.ShowToday = ShowToday;
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item.PrimaryColor = RectColor;
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item.Translate();
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item.SetDPIScale();
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item.SetStyleColor(UIStyles.ActiveStyleColor);
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item.max = MaxDate;
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item.min = MinDate;
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Size size = SizeMultiple == 1 ? new Size(284, 200) : new Size(568, 400);
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ItemForm.Show(this, size);
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}
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private string dateFormat = "yyyy-MM-dd";
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[Description("日期格式化掩码"), Category("SunnyUI")]
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[DefaultValue("yyyy-MM-dd")]
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public string DateFormat
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{
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get => dateFormat;
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set
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{
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dateFormat = value;
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if (ShowType == UIDateType.YearMonthDay)
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{
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MaxLength = dateFormat.Length;
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Text = Value.ToString(dateFormat);
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}
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}
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}
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private string dateYearMonthFormat = "yyyy-MM";
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[Description("日期格式化掩码"), Category("SunnyUI")]
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[DefaultValue("yyyy-MM")]
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public string DateYearMonthFormat
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{
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get => dateYearMonthFormat;
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set
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{
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dateYearMonthFormat = value;
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if (ShowType == UIDateType.YearMonth)
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{
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MaxLength = dateYearMonthFormat.Length;
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Text = Value.ToString(dateYearMonthFormat);
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}
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}
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}
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private string dateYearFormat = "yyyy";
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[Description("日期格式化掩码"), Category("SunnyUI")]
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[DefaultValue("yyyy")]
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public string DateYearFormat
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{
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get => dateYearFormat;
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set
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{
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dateYearFormat = value;
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if (ShowType == UIDateType.Year)
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{
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MaxLength = dateYearFormat.Length;
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Text = Value.ToString(dateYearFormat);
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}
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}
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}
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}
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} |