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

namespace SSWMS.Client.UC
{
    public partial class ucWindowTopHeader : UserControl
    {
        public ucWindowTopHeader()
        {
            InitializeComponent();
            this.Loaded += WindowTopHeader_Loaded;
        }

        public string U_Title
        {
            set { this.tbTitle.Text = value; }
        }

        private Window ParentWindow = null;
        private Window GetParentWindow(DependencyObject child)
        {
            DependencyObject parent = LogicalTreeHelper.GetParent(child);
            if (parent == null)
            {
                return null;
            }
            else if (parent is Window)
            {
                return parent as Window;
            }
            else
            {
                return GetParentWindow(parent);
            }
        }

        private void WindowTopHeader_Loaded(object sender, RoutedEventArgs e)
        {
            this.ParentWindow = this.GetParentWindow(this);
        }

        private void Grid_MouseDown(object sender, MouseButtonEventArgs e)
        {
            try
            {
                if (e.LeftButton == MouseButtonState.Pressed &&
                    this.ParentWindow != null)
                {
                    this.ParentWindow.DragMove();
                }
            }
            catch
            {
            }
        }

        private void Min_MouseDown(object sender, MouseButtonEventArgs e)
        {
            if (e.LeftButton == MouseButtonState.Pressed)
            {
                if (this.ParentWindow != null)
                {
                    this.ParentWindow.WindowState = WindowState.Minimized;
                }
            }
        }

        private void Close_MouseDown(object sender, MouseButtonEventArgs e)
        {
            if (e.LeftButton == MouseButtonState.Pressed)
            {
                if (this.ParentWindow != null)
                {
                    this.ParentWindow.Close();
                }
            }
        }
    }
}