WPF 自定义对话框

<Window x:Class="WPFDemo2.窗体.CustomDialogWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:local="clr-namespace:WPFDemo2.窗体"
        xmlns:local2="clr-namespace:WPFDemo2"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        Title="CustomDialogWindow"
        Width="800"
        Height="450"
        AllowsTransparency="True"
        Background="Transparent"
        BorderThickness="1,0,1,1"
        ResizeMode="NoResize"
        WindowStartupLocation="CenterScreen"
        WindowStyle="None"
        mc:Ignorable="d">
    <Window.Resources>
        <Style x:Key="msgbtnStyle" TargetType="Button">
            <Setter Property="Width" Value="60" />
            <Setter Property="Height" Value="25" />
            <Setter Property="Margin" Value="10,0,15,0" />
        </Style>
    </Window.Resources>
    <Grid Background="Transparent" MouseLeftButtonDown="Grid_MouseLeftButtonDown">
        <Border Margin="5"
                BorderBrush="#FFA9AEB1"
                BorderThickness="2"
                CornerRadius="10">
            <Border.Effect>
                <DropShadowEffect BlurRadius="10"
                                  Direction="300"
                                  ShadowDepth="2"
                                  Color="#FFB9BDCB" />
            </Border.Effect>
            <Border.Background>
                <LinearGradientBrush StartPoint="0.5,0" EndPoint="0.5,1">
                    <GradientStop Offset="0.16" Color="#FFFBFBFB" />
                    <GradientStop Offset="0.986" Color="#FFB4D8E2" />
                </LinearGradientBrush>
            </Border.Background>
            <Grid x:Name="grid" Margin="5">
                <Grid.RowDefinitions>
                    <RowDefinition Height="30" />
                    <RowDefinition />
                    <RowDefinition Height="50" />
                </Grid.RowDefinitions>
                <Grid Grid.Row="0" Background="Transparent">
                    <Border Background="Transparent"
                            BorderBrush="#FF5FA0F1"
                            BorderThickness="0"
                            CornerRadius="5,5,0,0">
                        <Grid>
                            <TextBlock Height="25" HorizontalAlignment="Left" Text="{Binding MessageTitle}" />
                            <Image Margin="0,3,3,2"
                                   HorizontalAlignment="Right"
                                   MouseLeftButtonDown="Image_MouseLeftButtonDown"
                                   Source="../Images/Close.png" />
                        </Grid>
                    </Border>
                </Grid>
                <StackPanel Grid.Row="1" VerticalAlignment="Center" Orientation="Horizontal">
                    <Image Width="30"
                           Height="30"
                           Margin="40,20,20,20"
                           Source="{Binding ImagePath}" />
                    <TextBlock Width="280"
                               HorizontalAlignment="Left"
                               VerticalAlignment="center"
                               FontSize="12"
                               Text="{Binding MessageBoxText}"
                               TextAlignment="Left"
                               TextWrapping="WrapWithOverflow" />
                </StackPanel>
                <StackPanel Grid.Row="2" HorizontalAlignment="Right" Orientation="Horizontal">
                    <Button x:Name="OkButton"
                            Click="OkButton_Click"
                            Content="确定"
                            IsDefault="True"
                            Style="{StaticResource msgbtnStyle}"
                            Visibility="{Binding OkButtonVisibility, Mode=OneWay}" />
                    <Button x:Name="YesButton"
                            Click="YesButton_Click"
                            Content="是"
                            Style="{StaticResource msgbtnStyle}"
                            Visibility="{Binding YesButtonVisibility, Mode=oneWay}" />
                    <Button x:Name="NoButton"
                            Click="NoButton_Click"
                            Content="否"
                            Style="{StaticResource msgbtnStyle}"
                            Visibility="{Binding NoButtonVisibility, Mode=OneWay}" />
                    <Button x:Name="CancelButton"
                            Click="CancelButton_Click"
                            Content="取消"
                            Style="{StaticResource msgbtnStyle}"
                            Visibility="{Binding CancelButtonVisibility}" />
                </StackPanel>
            </Grid>
        </Border>

    </Grid>
</Window>

 public partial class CustomDialogWindow : Window
    {
        public CustomDialogWindow()
        {
            InitializeComponent();
            this.DataContext = this;
            //所有按钮不显示()
            OkButtonVisibility= Visibility.Collapsed;
            CancelButtonVisibility= Visibility.Collapsed;
            YesButtonVisibility = Visibility.Collapsed;
            NoButtonVisibility= Visibility.Collapsed;
            Result=CustomMessageBoxResult.None;
        }
        public enum CustomMessageBoxButton
        {
            OK = 1,
            OKCancel = 2,
            YesNo = 3,
            YesNoCancel = 4
        }
        public enum CustomMessageBoxResult
        {
            None = 0,//用户直接关闭消息框
            OK = 1,//用户点击了确定按钮
            Cancel = 2,//用户点击了取消按钮
            Yes = 3,//用户点击了是按钮
            No = 4//用户点击了否按钮
        }
        public enum CustomMessageBoxIcon
        {
            None = 0,
            Error = 1,
            Question = 2,
            Infomation = 3
        }
        public string MessageTitle { get; set; }
        public string MessageBoxText { get; set; }
        public string ImagePath { get; set; }
        public Visibility OkButtonVisibility { get; set; }
        public Visibility CancelButtonVisibility { get; set; }
        public Visibility YesButtonVisibility { get; set; }
        public Visibility NoButtonVisibility { get; set; }
        public CustomMessageBoxResult Result { get; set; }

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

        private void Image_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
        {
            this.Close();
        }
        public static CustomMessageBoxResult Show(string msgText, string title, CustomMessageBoxButton msgBtn, CustomMessageBoxIcon msgIcon)
        {
            CustomDialogWindow msg = new CustomDialogWindow();
            msg.Topmost = true;
            msg.MessageBoxText = msgText;
            msg.MessageTitle = title;
            switch (msgBtn)
            {
                case CustomMessageBoxButton.OK:
                    msg.OkButtonVisibility = Visibility.Visible;
                    break;
                case CustomMessageBoxButton.OKCancel:
                    msg.OkButtonVisibility = Visibility.Visible;
                    msg.CancelButtonVisibility = Visibility.Visible;
                    break;
                case CustomMessageBoxButton.YesNo:
                    msg.YesButtonVisibility = Visibility.Visible;
                    msg.NoButtonVisibility = Visibility.Visible;
                    break;
                case CustomMessageBoxButton.YesNoCancel:
                    msg.YesButtonVisibility= Visibility.Visible;
                    msg.NoButtonVisibility = Visibility.Visible;
                    msg.CancelButtonVisibility = Visibility.Visible;
                    break;
                default:
                    msg.OkButtonVisibility = Visibility.Visible;
                    break;
            }
            switch (msgIcon)
            {
                case CustomMessageBoxIcon.Infomation:
                    msg.ImagePath = AppDomain.CurrentDomain.BaseDirectory + @"/Images/Close.png";
                    break;
                case CustomMessageBoxIcon.Error:
                    msg.ImagePath = AppDomain.CurrentDomain.BaseDirectory + @"/Images/Close.png";
                    break;
                case CustomMessageBoxIcon.Question:
                    msg.ImagePath = AppDomain.CurrentDomain.BaseDirectory + @"/Images/Close.png";
                    break;
            }
            msg.ShowDialog(); 
            return msg.Result;
        }

        private void OkButton_Click(object sender, RoutedEventArgs e)
        {
            Result = CustomMessageBoxResult.OK;
            this.Close();
        }

        private void YesButton_Click(object sender, RoutedEventArgs e)
        {
            Result = CustomMessageBoxResult.Yes;
            this.Close();
        }

        private void NoButton_Click(object sender, RoutedEventArgs e)
        {
            Result = CustomMessageBoxResult.No;
            this.Close();
        }

        private void CancelButton_Click(object sender, RoutedEventArgs e)
        {
            Result = CustomMessageBoxResult.Cancel;
            this.Close();
        }
    }

使用:
            //CustomDialogWindow.Show("主页面已加载完毕!","加载提示", CustomDialogWindow.CustomMessageBoxButton.OK, CustomDialogWindow.CustomMessageBoxIcon.Infomation);
            //CustomDialogWindow.Show("主页面已加载失败!","错误提示", CustomDialogWindow.CustomMessageBoxButton.OK, CustomDialogWindow.CustomMessageBoxIcon.Error);
            CustomDialogWindow.CustomMessageBoxResult result = CustomDialogWindow.Show("你确定已加载完毕了吗?","询问提示", CustomDialogWindow.CustomMessageBoxButton.OKCancel, CustomDialogWindow.CustomMessageBoxIcon.Question);
            if(result == CustomDialogWindow.CustomMessageBoxResult.OK)
            {
                MessageBox.Show("OK");
            }
            else
            {
                MessageBox.Show("Cancel");
            }