wpf引用外部样式--------WPF

<Window x:Class="WPF_Tetst.MainWindow"
        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:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:WPF_Tetst"
        mc:Ignorable="d"
        Title="MainWindow" Height="350" Width="525">

    <!--这是引用资源文件-->
    <Window.Resources>
        <ResourceDictionary >
            <ResourceDictionary.MergedDictionaries>
                <ResourceDictionary Source="sssss.xaml" />
            </ResourceDictionary.MergedDictionaries>
        </ResourceDictionary>
    </Window.Resources>

    <Grid RenderTransformOrigin="0.484,0.525">
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="255*"/>
            <ColumnDefinition Width="262*"/>
        </Grid.ColumnDefinitions>
        
        <!--Style标签里面的内容，则是引用资源文件里面的具体样式-->
        <CheckBox  Name="chenx" Style="{StaticResource CheckStyle1}"/>
        <!--Style标签里面的内容，则是引用资源文件里面的具体样式-->
        <Button x:Name="button" Content="你好"
        HorizontalAlignment="Left" VerticalAlignment="Top"
        Width="75" Margin="10,11,0,0" Height="19"
       Grid.Column="1" Style="{StaticResource buttonMouseOver}" />
    </Grid>

</Window>