MTP2.0_CSharp/Muchinfo.Common/Fx4.0/Muchinfo.WPF.Controls/Button/ToggleButtonMenuControl.xaml.cs

using System.Windows;
using System.Windows.Controls;

namespace Muchinfo.WPF.Controls.Button
{
    /// <summary>
    /// ToggleButtonMenuControl.xaml 的交互逻辑
    /// </summary>

    public partial class ToggleButtonMenuControl : UserControl
    {
        #region 依赖属性

        public static readonly DependencyProperty TextProperty = DependencyProperty.Register("Text", typeof(string),
          typeof(ToggleButtonMenuControl), new FrameworkPropertyMetadata(null, FrameworkPropertyMetadataOptions.BindsTwoWayByDefault,
          new PropertyChangedCallback(TextChanged)));

        public static readonly DependencyProperty ToggleButtonTemplateProperty = DependencyProperty.Register("ToggleButtonTemplate",
            typeof(ControlTemplate), typeof(ToggleButtonMenuControl), new FrameworkPropertyMetadata(null, FrameworkPropertyMetadataOptions.BindsTwoWayByDefault,
            new PropertyChangedCallback(ToggleButtonTemplateChanged)));

        public ControlTemplate ToggleButtonTemplate
        {
            get { return (ControlTemplate)GetValue(ToggleButtonTemplateProperty); }
            set { SetValue(ToggleButtonTemplateProperty, value); }
        }

        public string Text
        {
            get { return (string)GetValue(TextProperty); }
            set { SetValue(TextProperty, value); }
        }

        private static void ToggleButtonTemplateChanged(DependencyObject o, DependencyPropertyChangedEventArgs e)
        {
            if (e.NewValue != null)
            {
                var control = (o as ToggleButtonMenuControl);
                if (control == null) return;
                //使用外部
                control.ChildToggleButton.Template = e.NewValue as ControlTemplate;
            }
        }

        private static void TextChanged(DependencyObject o, DependencyPropertyChangedEventArgs e)
        {
            if (e.NewValue != null && !string.IsNullOrEmpty(e.NewValue.ToString()))
            {
                var control = (o as ToggleButtonMenuControl);
                if (control == null) return;
                control.ChildToggleButton.Content = e.NewValue;
            }
        }

        public static readonly DependencyProperty IsCheckedProperty = DependencyProperty.Register("IsChecked", typeof(bool?),
         typeof(ToggleButtonMenuControl), new FrameworkPropertyMetadata(null, FrameworkPropertyMetadataOptions.BindsTwoWayByDefault,
         new PropertyChangedCallback(IsCheckedChanged)));

        public bool? IsChecked
        {
            get { return (bool?)GetValue(IsCheckedProperty); }
            set { SetValue(IsCheckedProperty, value); }
        }

        private static void IsCheckedChanged(DependencyObject o, DependencyPropertyChangedEventArgs e)
        {
            if (e.NewValue != null && !string.IsNullOrEmpty(e.NewValue.ToString()))
            {
                var control = (o as ToggleButtonMenuControl);
                if (control == null) return;
                control.ChildToggleButton.IsChecked = (bool?)e.NewValue;
            }
        }

        #endregion

        public ToggleButtonMenuControl()
        {
            InitializeComponent();
        }

        private void RadioBnt_OnClick(object sender, RoutedEventArgs e)
        {
            this.ChildToggleButton.IsChecked = false;
            if (this.ContextMenu != null)
            {
                if (!this.ContextMenu.IsOpen) this.ContextMenu.IsOpen = true; ;
            }
        }
    }
}