using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.CompilerServices;
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 _29WxOrderWpf.UserControls
{
    /// <summary>
    /// WindowBox.xaml 的交互逻辑
    /// </summary>
    public partial class UcWindowBoxes : UserControl
    {
        public static readonly DependencyProperty MaxBoxVisibilityProperty =
            DependencyProperty.Register("MaxBoxVisibility", typeof(Visibility), typeof(UcWindowBoxes),
            new PropertyMetadata(default(Visibility)));
        public Visibility MaxBoxVisibility
        {
            get { return (Visibility)GetValue(MaxBoxVisibilityProperty); }
            set
            {
                SetValue(MaxBoxVisibilityProperty, value);
                Window_StateChanged(null, null);
            }
        }

        public static readonly DependencyProperty MinBoxVisibilityProperty =
            DependencyProperty.Register("MinBoxVisibility", typeof(Visibility), typeof(UcWindowBoxes),
            new PropertyMetadata(default(Visibility)));
        public Visibility MinBoxVisibility
        {
            get { return (Visibility)GetValue(MinBoxVisibilityProperty); }
            set { SetValue(MinBoxVisibilityProperty, value); btnMin.Visibility = value; }
        }

        public UcWindowBoxes()
        {
            InitializeComponent();
        }

        public void SetWindowMax()
        {
            this.BtnMax_Click(null, null);
        }

        private void WindowBoxes_Loaded(object sender, RoutedEventArgs e)
        {
            this.btnClose.Click += BtnClose_Click;
            this.btnMax.Click += BtnMax_Click;
            this.btnNormal.Click += BtnNormal_Click;
            this.btnMin.Click += BtnMin_Click;

            var window = Window.GetWindow(this);
            if (window != null)
            {
                window.StateChanged += Window_StateChanged;
            }
            Window_StateChanged(null, null);
        }

        private void BtnMin_Click(object sender, RoutedEventArgs e)
        {
            var window = Window.GetWindow(this);
            if (window != null)
                window.WindowState = WindowState.Minimized;
        }

        private void BtnNormal_Click(object sender, RoutedEventArgs e)
        {
            var window = Window.GetWindow(this);
            if (window != null)
                window.WindowState = WindowState.Normal;
        }

        private void BtnMax_Click(object sender, RoutedEventArgs e)
        {
            var window = Window.GetWindow(this);
            if (window != null)
                window.WindowState = WindowState.Maximized;
        }

        private void BtnClose_Click(object sender, RoutedEventArgs e)
        {
            var window = Window.GetWindow(this);
            if (window == null)
                return;
            
            window.Close();
        }

        private void Window_StateChanged(object sender, EventArgs e)
        {
            var window = Window.GetWindow(this);
            if (window != null)
            {
                if (window.WindowState == WindowState.Maximized && MaxBoxVisibility == Visibility.Visible)
                {
                    this.btnNormal.Visibility = Visibility.Visible;
                    this.btnMax.Visibility = Visibility.Collapsed;
                }
                if (window.WindowState == WindowState.Normal && MaxBoxVisibility == Visibility.Visible)
                {
                    this.btnNormal.Visibility = Visibility.Collapsed;
                    this.btnMax.Visibility = Visibility.Visible;
                }
            }
        }
    }
}