xhwkclient/XHWK.WKTool/Resources/OverwrideDefaultControlStyles.xaml

<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">

    <ResourceDictionary.MergedDictionaries>
        <ResourceDictionary Source="pack://application:,,,/Resources/StyleScrolllview.xaml" />
        <ResourceDictionary Source="pack://application:,,,/Resources/StyleButton.xaml" />
    </ResourceDictionary.MergedDictionaries>

    <Style BasedOn="{StaticResource for_scrollbar}" TargetType="ScrollBar" />
    <Style BasedOn="{StaticResource for_scrollviewer}" TargetType="ScrollViewer" />

    <Style BasedOn="{StaticResource MyButton}" TargetType="Button" />

    <Style x:Key="ZWinStyle" TargetType="Window">
        <Setter Property="AllowsTransparency" Value="False" />
        <Setter Property="Background" Value="Transparent" />
        <Setter Property="BorderBrush" Value="Transparent" />
        <Setter Property="BorderThickness" Value="0" />
        <Setter Property="WindowChrome.WindowChrome">
            <Setter.Value>
                <WindowChrome
                    CaptionHeight="0"
                    CornerRadius="0"
                    GlassFrameThickness="-1"
                    NonClientFrameEdges="None"
                    ResizeBorderThickness="0"
                    UseAeroCaptionButtons="False" />
            </Setter.Value>
        </Setter>

        <Style.Triggers>
            <Trigger Property="WindowState" Value="Maximized">
                <Setter Property="BorderThickness" Value="6" />
            </Trigger>
        </Style.Triggers>
    </Style>
</ResourceDictionary>