SKMC.UI/SKMC.UI/CustomControls/SKTextBox.cs

using SKMC.UI.UserControls;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;

namespace SKMC.UI.CustomControls
{
    public class SKTextBox : TextBox
    {
        static SKTextBox()
        {
            DefaultStyleKeyProperty.OverrideMetadata(typeof(SKTextBox), new FrameworkPropertyMetadata(typeof(SKTextBox)));
        }
        public SKTextBox()
        {
            this.PreviewMouseDown += SKTextBox_PreviewMouseDown;
            //this.GotFocus += SKTextBox_GotFocus;
        }

        public string Label
        {
            get { return (string)GetValue(LabelProperty); }
            set { SetValue(LabelProperty, value); }
        }
        /// <summary>
        /// 单位
        /// </summary>
        public string Unit
        {
            get { return (string)GetValue(UnitProperty); }
            set { SetValue(UnitProperty, value); }
        }

        /// <summary>
        /// 单位字体大小
        /// </summary>
        public double UnitSize
        {
            get { return (double)GetValue(UnitSizeProperty); }
            set { SetValue(UnitSizeProperty, value); }
        }

        /// <summary>
        /// 值是否有效
        /// </summary>
        public bool IsValueValid
        {
            get { return (bool)GetValue(IsValueValidProperty); }
            set { SetValue(IsValueValidProperty, value); }
        }
        /// <summary>
        /// 最大值
        /// </summary>
        public object MaxValue
        {
            get { return (object)GetValue(MaxValueProperty); }
            set { SetValue(MaxValueProperty, value); }
        }
        /// <summary>
        /// 最小值
        /// </summary>
        public object MinValue
        {
            get { return (object)GetValue(MinValueProperty); }
            set { SetValue(MinValueProperty, value); }
        }
        /// <summary>
        /// 圆角
        /// </summary>
        public CornerRadius CornerRadius
        {
            get { return (CornerRadius)GetValue(CornerRadiusProperty); }
            set { SetValue(CornerRadiusProperty, value); }
        }

        public string ToolTipComment
        {
            get { return (string)GetValue(ToolTipCommentProperty); }
            set { SetValue(ToolTipCommentProperty, value); }
        }
        /// <summary>
        /// 图标
        /// </summary>
        public Geometry Icon
        {
            get { return (Geometry)GetValue(IconProperty); }
            set { SetValue(IconProperty, value); }
        }

        public double IconSize
        {
            get { return (double)GetValue(IconSizeProperty); }
            set { SetValue(IconSizeProperty, value); }
        }

        /// <summary>
        /// 数字键盘激活
        /// </summary>
        public bool NumpadActivity
        {
            get { return (bool)GetValue(NumpadActivityProperty); }
            set { SetValue(NumpadActivityProperty, value); }
        }

        public static readonly DependencyProperty NumpadActivityProperty =
            DependencyProperty.Register(nameof(NumpadActivity), typeof(bool), typeof(SKTextBox), new PropertyMetadata(false));



        public static readonly DependencyProperty IconProperty =
            DependencyProperty.Register("Icon", typeof(Geometry), typeof(SKTextBox), new PropertyMetadata(null));


        public static readonly DependencyProperty ToolTipCommentProperty =
            DependencyProperty.Register("ToolTipComment", typeof(string), typeof(SKTextBox), new PropertyMetadata(null));

        public static readonly DependencyProperty CornerRadiusProperty =
            DependencyProperty.Register("CornerRadius", typeof(CornerRadius), typeof(SKTextBox), new PropertyMetadata(new CornerRadius(0)));

        public static readonly DependencyProperty MinValueProperty =
            DependencyProperty.Register("MinValue", typeof(object), typeof(SKTextBox), new PropertyMetadata(null));

        public static readonly DependencyProperty MaxValueProperty =
            DependencyProperty.Register("MaxValue", typeof(object), typeof(SKTextBox), new PropertyMetadata(null));

        public static readonly DependencyProperty IsValueValidProperty =
            DependencyProperty.Register("IsValueValid", typeof(bool), typeof(SKTextBox), new PropertyMetadata(true));

        public static readonly DependencyProperty UnitProperty =
            DependencyProperty.Register("Unit", typeof(string), typeof(SKTextBox), new PropertyMetadata(""));

        public static readonly DependencyProperty LabelProperty =
            DependencyProperty.Register("Label", typeof(string), typeof(SKTextBox), new PropertyMetadata(""));

        public static readonly DependencyProperty UnitSizeProperty =
            DependencyProperty.Register("UnitSize", typeof(double), typeof(SKTextBox), new PropertyMetadata(10.0));

        public static readonly DependencyProperty IconSizeProperty =
            DependencyProperty.Register(nameof(IconSize), typeof(double), typeof(SKTextBox), new PropertyMetadata(10.0));

        /// <summary>
        /// 鼠标点击时激活键盘
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void SKTextBox_PreviewMouseDown(object sender, System.Windows.Input.MouseButtonEventArgs e)
        {
            if (!NumpadActivity) return;
            if (sender is SKTextBox textBox)
            {
                // 打开数字键盘
                OpenNumpad(textBox);

                // 防止默认的焦点行为
                e.Handled = true;
            }
        }
        // 获取焦点时激活键盘（作为备选）
        //private void SKTextBox_GotFocus(object sender, RoutedEventArgs e)
        //{
        //    if (sender is SKTextBox textBox)
        //    {
        //        OpenNumpad(textBox);
        //    }
        //}
        // 打开数字键盘
        private void OpenNumpad(SKTextBox textBox)
        {
            if (!NumpadActivity) return;
            try
            {
                // 创建键盘窗口
                NumpadControl numpadWindow = new NumpadControl(textBox);

                // 设置窗口位置在父窗口中央
                numpadWindow.WindowStartupLocation = WindowStartupLocation.CenterScreen;

                // 显示对话框
                bool? result = numpadWindow.ShowDialog();

                // 如果确认了输入，更新文本框
                if (result == true && numpadWindow.IsConfirmed)
                {
                    textBox.Text = numpadWindow.InputResult;
                    // 更新光标位置
                    textBox.CaretIndex = textBox.Text.Length;
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show($"打开键盘失败：{ex.Message}", "错误",
                              MessageBoxButton.OK, MessageBoxImage.Error);
            }
        }
    }
}