packages/MaterialDesignThemes.2.5.1/src/net45/TimePicker.cs

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using System;
using System.Globalization;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Controls.Primitives;
using System.Windows.Data;
using System.Windows.Input;
using System.Windows.Threading;
using MaterialDesignThemes.Wpf.Converters;

namespace MaterialDesignThemes.Wpf
{
    [TemplatePart(Name = ButtonPartName, Type = typeof(Button))]
    [TemplatePart(Name = PopupPartName, Type = typeof(Popup))]
    [TemplatePart(Name = TextBoxPartName, Type = typeof(TextBox))]
    public class TimePicker : Control
    {
        public const string ButtonPartName = "PART_Button";
        public const string PopupPartName = "PART_Popup";
        public const string TextBoxPartName = "PART_TextBox";

        private readonly ContentControl _clockHostContentControl;
        private readonly Clock _clock;
        private TextBox _textBox;
        private Popup _popup;
        private Button _dropDownButton;
        private bool _disablePopupReopen;
        private DateTime? _lastValidTime;
        private bool _isManuallyMutatingText;

        static TimePicker()
        {
            DefaultStyleKeyProperty.OverrideMetadata(typeof(TimePicker), new FrameworkPropertyMetadata(typeof(TimePicker)));
        }

        public TimePicker()
        {
            _clock = new Clock {
                DisplayAutomation = ClockDisplayAutomation.ToMinutesOnly
            };
            _clockHostContentControl = new ContentControl {
                Content = _clock
            };
            InitializeClock();
        }

        public static readonly DependencyProperty TextProperty = DependencyProperty.Register(
            nameof(Text), typeof(string), typeof(TimePicker), new FrameworkPropertyMetadata(default(string), FrameworkPropertyMetadataOptions.BindsTwoWayByDefault, TextPropertyChangedCallback));

        private static void TextPropertyChangedCallback(DependencyObject dependencyObject, DependencyPropertyChangedEventArgs dependencyPropertyChangedEventArgs)
        {
            var timePicker = (TimePicker)dependencyObject;
            if (!timePicker._isManuallyMutatingText)
                timePicker.SetSelectedTime();
            if (timePicker._textBox != null)
                timePicker._textBox.Text = dependencyPropertyChangedEventArgs.NewValue as string ?? "";
        }

        public string Text