using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
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;
using System.ComponentModel;
using System.Windows.Markup;

namespace CustomControls
{
    /// <summary>
    /// Interaction logic for RequiredLabel.xaml
    /// </summary>
    [ContentProperty("Text")]
    public partial class RequiredLabel : UserControl
    {
        public RequiredLabel()
        {
            InitializeComponent();
        }
        static RequiredLabel()
        {
            //DefaultStyleKeyProperty.OverrideMetadata(typeof(RequiredLabel), new FrameworkPropertyMetadata(typeof(RequiredLabel)));
            TextProperty = DependencyProperty.Register(
                                "Text",
                                typeof(string),
                                typeof(RequiredLabel),
                                new FrameworkPropertyMetadata(
                                        new PropertyChangedCallback(OnTextChanged)));
            LabelStyleProperty = DependencyProperty.Register(
                                "Style",
                                typeof(Style),
                                typeof(RequiredLabel),
                                new FrameworkPropertyMetadata(
                                        new PropertyChangedCallback(OnStyleChanged)));
        }

        public static DependencyProperty TextProperty;
        [Category("Common Properties"), Bindable(true)]
        public string Text
        {
            get { return (string)GetValue(TextProperty); }
            set { SetValue(TextProperty, value); }
        }
        private static void OnTextChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)
        {
            ((RequiredLabel)sender).txtBlock.Text = e.NewValue.ToString();
        }

        public static DependencyProperty LabelStyleProperty;
        public new Style Style
        {
            get { return (Style)GetValue(LabelStyleProperty); }
            set { SetValue(LabelStyleProperty, value); }
        }
        private static void OnStyleChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)
        {
            ((RequiredLabel)sender).lblMain.Style = (Style)e.NewValue;
        }
        
    }
}