WPF CheckBox 自定义样式

<Style x:Key="EmptyCheckBox" TargetType="CheckBox">
<Setter  Property="Focusable" Value="False"/>
<Setter Property="IsTabStop" Value="False" />
<Setter Property="Height" Value="32"/>
<Setter Property="OverridesDefaultStyle" Value="True"/>
<Style.Triggers>
<Trigger Property="IsChecked" Value="True">
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="CheckBox">
<Grid Background="Transparent" Cursor="Hand">
<VisualStateManager.VisualStateGroups>
<VisualStateGroup x:Name="CommonStates">
<VisualState x:Name="Disabled" />
<VisualState x:Name="Normal" />
<VisualState x:Name="MouseOver" />
<VisualState x:Name="Pressed" />
</VisualStateGroup>
</VisualStateManager.VisualStateGroups>
<Image Source="/FZHotel.MatroUIApp;component/Images/Button/check_ok.png"></Image>
<ContentPresenter Content="{TemplateBinding Content}"
ContentTemplate="{TemplateBinding ContentTemplate}"
HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
VerticalAlignment="{TemplateBinding VerticalContentAlignment}" />
</Grid>
</ControlTemplate>
</Setter.Value>
</Setter>
</Trigger>
<Trigger Property="IsChecked" Value="False">
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="CheckBox">
<Grid Background="Transparent" Cursor="Hand">
<VisualStateManager.VisualStateGroups>
<VisualStateGroup x:Name="CommonStates">
<VisualState x:Name="Disabled" />
<VisualState x:Name="Normal" />
<VisualState x:Name="MouseOver" />
<VisualState x:Name="Pressed" />
</VisualStateGroup>
</VisualStateManager.VisualStateGroups>
<Image Source="/FZHotel.MatroUIApp;component/Images/Button/check_cancel.png"></Image>
<ContentPresenter Content="{TemplateBinding Content}"
ContentTemplate="{TemplateBinding ContentTemplate}"
HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
VerticalAlignment="{TemplateBinding VerticalContentAlignment}" />
</Grid>
</ControlTemplate>
</Setter.Value>
</Setter>
</Trigger>
</Style.Triggers>
</Style>