wpf自定义checkbox开关控件样式例子

作者：袖梨 2022-06-25

xaml代码：

 代码如下 复制代码
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
             mc:Ignorable="d"
             d:DesignHeight="24" d:DesignWidth="60">
              Background="Transparent"
          Width="60" Height="24">
                        BorderThickness="1" Margin="4,2"
                Padding="0" CornerRadius="8" Background="#2ecc71">
                                   Fill="#e74c3c" RadiusX="8" RadiusY="8"
                       Visibility="Collapsed"/>
       
                        BorderBrush="#aaaaaa"
                BorderThickness="1"
                HorizontalAlignment="Left" CornerRadius="15" Width="24" Height="24">
                                   Fill="#FFF1F1F1"
                       StrokeThickness="0"
                       Width="22" RadiusX="15" RadiusY="15"/>
       
   

Cs代码：主要是重构一http://www.111com.net些事件和返回参数：

 代码如下 复制代码
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.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
namespace Kaitone.DetectiveHelper.UI.Controls
{
    ///
    /// ToggleSwitchButton.xaml 的交互逻辑
    ///
    public partial class ToggleSwitchButton : UserControl
    {
        public static readonly DependencyProperty IsCheckedProperty =
           DependencyProperty.Register("IsChecked", typeof(bool), typeof(ToggleSwitchButton), new PropertyMetadata(default(bool), OnIsCheckedChanged));
        public event RoutedEventHandler Checked;
        public event RoutedEventHandler UnChecked;
        public bool IsChecked
        {
            get { return (bool)GetValue(IsCheckedProperty); }
            set { SetValue(IsCheckedProperty, value); }
        }  
        public ToggleSwitchButton()
        {
            InitializeComponent();
        }
        private static void OnIsCheckedChanged(DependencyObject obj, DependencyPropertyChangedEventArgs args)
        {
            (obj as ToggleSwitchButton).OnIsCheckedChanged(args);
        }
        private void OnIsCheckedChanged(DependencyPropertyChangedEventArgs args)
        {
            fillRectangle.Visibility = IsChecked ? Visibility.Visible : Visibility.Collapsed;
            slideBorder.HorizontalAlignment = IsChecked ? HorizontalAlignment.Right : HorizontalAlignment.Left;
            if (IsChecked && Checked != null)
            {
                Checked(this, new RoutedEventArgs());
            }
            if (!IsChecked && UnChecked != null)
            {
                UnChecked(this, new RoutedEventArgs());
            }
        }
        protected override void OnMouseLeftButtonUp(MouseButtonEventArgs args)
        {
            args.Handled = true;
            IsChecked ^= true;
            base.OnMouseLeftButtonUp(args);
        }
    }
}

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