public partial class WindowBase：Window{InitializeTheme();}private void InitializeTheme(){string themeName = ConfigManage.CurrentTheme;//样式所在的文件夹

App.Current.Resources.MergedDictionaries.Add(Application.LoadComponent(new Uri(string.Format("../Theme/{0}/WindowBaseStyle.xaml", themeName), UriKind.Relative)) as ResourceDictionary);}

<!--基窗口样式--><Style x:Key="BaseWindowStyle" TargetType="{x:Type Window}"><Setter Property="Template" Value="{StaticResource BaseWindowControlTemplate}"/><Setter Property="Background"Value="Transparent" /><Setter Property="WindowStyle"Value="None" /><Setter Property="AllowsTransparency"Value="True" /></Style><!--基窗口模板--><ControlTemplate x:Key="BaseWindowControlTemplate" TargetType="{x:Type Window}"><Grid Width="{Binding ElementName=w, Path=Width}" Height="{Binding ElementName=w, Path=Height}"><!—第四步介绍如下Border元素的作用—><Border BorderThickness="5" CornerRadius="6" BorderBrush="#000000" Opacity=".08"></Border><!—第三步介绍borderBg元素的作用—><Border x:Name="borderBg" Margin="5" Background="#000000" BorderBrush="#ffffff" Opacity=".8" BorderThickness="2" CornerRadius="{StaticResource winCorner}" Style="{StaticResource winStyle}"><!—定义窗口的元素，Grid的四行分别为标题栏、内容、状态栏上的横线、状态栏--><Grid><Grid.RowDefinitions><RowDefinition Height="auto"></RowDefinition><RowDefinition Height="*"></RowDefinition><RowDefinition Height="1"></RowDefinition><RowDefinition Height="30"></RowDefinition></Grid.RowDefinitions><Border Grid.Row="0" Background="#4f535d" CornerRadius="{StaticResource winTitleCorner}" Style="{StaticResource titleStyle}"></Border><Canvas Grid.Row="2" Background="#42464d"></Canvas><Border Grid.Row="3" CornerRadius="{StaticResource winStatusCorner}"></Border></Grid></Border><Grid Margin="7"><Grid.RowDefinitions><RowDefinition Height="auto"></RowDefinition><RowDefinition Height="*"></RowDefinition><RowDefinition Height="1"></RowDefinition><RowDefinition Height="30"></RowDefinition></Grid.RowDefinitions><!--标题栏框--><Border x:Name="borderTitle" Grid.Row="0" CornerRadius="{StaticResource winTitleCorner}" Style="{StaticResource titleStyle}" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}"><Grid Background="Transparent"><TextBlock Text="{Binding ElementName=w, Path=Title}" Foreground="White" Opacity=".75" HorizontalAlignment="Left"></TextBlock><StackPanel HorizontalAlignment="Right" VerticalAlignment="Top" Visibility="Hidden"Orientation="Horizontal"><!--关闭按钮--><Button x:Name="btnMin" Style="{StaticResource minBtnStyle}"></Button><Button x:Name="btnClose" Style="{StaticResource closeBtnStyle}"></Button></StackPanel></Grid></Border><!--内容--><Grid x:Name="gridContent" Grid.Row="1"><ContentPresenter /></Grid><Border Grid.Row="3" CornerRadius="{StaticResource winStatusCorner}"><StackPanel Orientation="Horizontal" HorizontalAlignment="Right" ><Button x:Name="btnYes" Style="{StaticResource btnStyle}"></Button><Button x:Name="btnNo" Style="{StaticResource btnStyle}"></Button></StackPanel></Border></Grid></Grid></ControlTemplate>

this.Loaded += delegate
{InitializeEvent();
};
private void InitializeEvent()
{ControlTemplate baseWindowTemplate = (ControlTemplate)App.Current.Resources["BaseWindowControlTemplate"];Border borderTitle = (Border)baseWindowTemplate.FindName("borderTitle", this);Button closeBtn = (Button)baseWindowTemplate.FindName("btnClose", this);Button minBtn = (Button)baseWindowTemplate.FindName("btnMin", this);YesButton = (Button)baseWindowTemplate.FindName("btnYes", this);NoButton = (Button)baseWindowTemplate.FindName("btnNo", this);minBtn.Click += delegate{MinWin();};closeBtn.Click += delegate{this.Close();};borderTitle.MouseMove += delegate(object sender, MouseEventArgs e){if (e.LeftButton == MouseButtonState.Pressed){this.DragMove();}};
}