139 lines
4.2 KiB
C#
139 lines
4.2 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) 2012-2020 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: 时间选择框
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* 当前版本: V2.2
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* 创建日期: 2020-05-29
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*
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* 2020-05-29: V2.2.5 增加文件
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* 2020-08-07: V2.2.7 可编辑输入
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* 2020-09-16: V2.2.7 更改滚轮选择时间的方向
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******************************************************************************/
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using System;
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using System.ComponentModel;
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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 UITimePicker : UIDropControl
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{
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private void InitializeComponent()
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{
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this.SuspendLayout();
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//
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// UITimePicker
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//
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this.Name = "UITimePicker";
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this.Padding = new System.Windows.Forms.Padding(0, 0, 30, 0);
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this.SymbolDropDown = 61555;
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this.SymbolNormal = 61555;
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this.ButtonClick += new System.EventHandler(this.UITimePicker_ButtonClick);
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this.ResumeLayout(false);
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this.PerformLayout();
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}
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public UITimePicker()
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{
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InitializeComponent();
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Value = DateTime.Now;
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EditorLostFocus += UIDatePicker_LostFocus;
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TextChanged += UIDatePicker_TextChanged;
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MaxLength = 8;
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}
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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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DateTime dt = (DateTime.Now.DateString() + " " + Text).ToDateTime(DateTimeEx.DateFormat + " " + timeFormat);
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Value = dt;
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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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try
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{
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DateTime dt = (DateTime.Now.DateString() + " " + Text).ToDateTime(DateTimeEx.DateFormat + " " + timeFormat);
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Value = dt;
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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 delegate void OnDateTimeChanged(object sender, DateTime value);
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public event OnDateTimeChanged ValueChanged;
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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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Text = Value.ToString(timeFormat);
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Invalidate();
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ValueChanged?.Invoke(this, Value);
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}
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private readonly UITimeItem item = new UITimeItem();
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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("选中时间"), Category("SunnyUI")]
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public DateTime Value
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{
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get => item.Time;
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set
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{
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Text = value.ToString(timeFormat);
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item.Time = value;
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}
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}
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private string timeFormat = "HH:mm:ss";
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[Description("时间格式化掩码"), Category("SunnyUI")]
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[DefaultValue("HH:mm:ss")]
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public string TimeFormat
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{
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get => timeFormat;
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set
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{
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timeFormat = value;
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Text = Value.ToString(timeFormat);
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MaxLength = timeFormat.Length;
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}
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}
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private void UITimePicker_ButtonClick(object sender, EventArgs e)
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{
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item.Time = Value;
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ItemForm.Show(this);
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}
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}
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} |