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.Shapes;
using IconImage = System.Drawing.Icon;
using System.IO;

namespace DBToolControls {
    /// <summary>
    /// Interaktionslogik für Window1.xaml
    /// </summary>
    public partial class WpfMsgBox : Window {

        public MessageBoxResult Result { get; private set; }

        private WpfMsgBox(string message, MessageBoxButton buttons, MessageBoxImage icon, MessageBoxResult defaultResult) {
            InitializeComponent();

            // Message
            MessageText.Text = message;

            // Buttons
            if (buttons == MessageBoxButton.OK || buttons == MessageBoxButton.OKCancel) {
                OkButton.Visibility = Visibility.Visible;
                OkButton.Focus();
                if (buttons == MessageBoxButton.OK) OkButton.IsCancel = true;
            }
            if (buttons == MessageBoxButton.YesNoCancel || buttons == MessageBoxButton.OKCancel) {
                CancelButton.Visibility = Visibility.Visible;
                CancelButton.IsCancel = true;
            }
            if (buttons == MessageBoxButton.YesNo || buttons == MessageBoxButton.YesNoCancel) {
                YesButton.Visibility = Visibility.Visible;
                NoButton.Visibility = Visibility.Visible;
                if (buttons == MessageBoxButton.YesNo) NoButton.IsCancel = true;
                YesButton.Focus();
            }

            // Icon
            if (icon == MessageBoxImage.Asterisk) BoxIcon.Source = GetBitmapImageFromIcon(System.Drawing.SystemIcons.Asterisk);
            else if (icon == MessageBoxImage.Error) BoxIcon.Source = GetBitmapImageFromIcon(System.Drawing.SystemIcons.Error);
            else if (icon == MessageBoxImage.Exclamation) BoxIcon.Source = GetBitmapImageFromIcon(System.Drawing.SystemIcons.Exclamation);
            else if (icon == MessageBoxImage.Hand) BoxIcon.Source = GetBitmapImageFromIcon(System.Drawing.SystemIcons.Hand);
            else if (icon == MessageBoxImage.Information) BoxIcon.Source = GetBitmapImageFromIcon(System.Drawing.SystemIcons.Information);
            else if (icon == MessageBoxImage.Question) BoxIcon.Source = GetBitmapImageFromIcon(System.Drawing.SystemIcons.Question);
            else if (icon == MessageBoxImage.Stop) BoxIcon.Source = GetBitmapImageFromIcon(System.Drawing.SystemIcons.Hand);
            else if (icon == MessageBoxImage.Warning) BoxIcon.Source = GetBitmapImageFromIcon(System.Drawing.SystemIcons.Warning);
            else BoxIcon.Visibility = Visibility.Collapsed;

            // DefaultResult
            Result = (defaultResult == MessageBoxResult.None) ? MessageBoxResult.OK : defaultResult;

            OkButton.Tag = MessageBoxResult.OK;
            CancelButton.Tag = MessageBoxResult.Cancel;
            YesButton.Tag = MessageBoxResult.Yes;
            NoButton.Tag = MessageBoxResult.No;
        }

        private void Button_Click(object sender, RoutedEventArgs e) {
            Result = (MessageBoxResult)(sender as Button).Tag ;
            Close();
        }

        private static BitmapImage GetBitmapImageFromIcon(IconImage ico) {
            System.Drawing.Bitmap bmp = ico.ToBitmap();
            MemoryStream strm = new MemoryStream();
            bmp.Save(strm, System.Drawing.Imaging.ImageFormat.Png);

            BitmapImage bmpImage = new BitmapImage();
            bmpImage.BeginInit();
            strm.Seek(0, SeekOrigin.Begin);
            bmpImage.StreamSource = strm;
            bmpImage.EndInit();

            return bmpImage;
        }

        private void StartDrag(object sender, MouseButtonEventArgs e) {
            this.DragMove();
        }

        // static Show-Methods
        public static MessageBoxResult Show(Window owner, string messageBoxText, MessageBoxButton button, MessageBoxImage icon, MessageBoxResult defaultResult) {
            WpfMsgBox box = new WpfMsgBox(messageBoxText, button, icon, defaultResult);
            box.Owner = owner;
            box.WindowStartupLocation = WindowStartupLocation.CenterOwner;
            box.ShowDialog();
            return box.Result;
        }

        public static MessageBoxResult Show(Window owner, string messageBoxText) {
            return Show(owner, messageBoxText, MessageBoxButton.OK, MessageBoxImage.None, MessageBoxResult.OK);
        }

        public static MessageBoxResult Show(Window owner, string messageBoxText, MessageBoxButton button) {
            return Show(owner, messageBoxText, button, MessageBoxImage.None, MessageBoxResult.OK);
        }

        public static MessageBoxResult Show(Window owner, string messageBoxText, MessageBoxButton button, MessageBoxImage icon) {
            return Show(owner, messageBoxText, button, icon, MessageBoxResult.OK);
        }
    }
}