WPF备忘录二（资源样式）

<Grid>
<Grid.Resources>
<Style x:Key="btnStyle" TargetType="Button">
                <!--触发事件-->
                <Style.Triggers>
                    <Trigger Property="Button.IsMouseOver" Value="True">
                        <Setter Property="Foreground" Value="Black"></Setter>
                    </Trigger>
                    <Trigger Property="Button.IsPressed" Value="True">
                        <Setter Property="Background" Value="Yellow"></Setter>
                    </Trigger>
                </Style.Triggers>
                <!--设置属性-->
                <Setter Property="Foreground" Value="Red"/>
            </Style>
</Grid.Resources>
<Button Style="{StaticResource btnStyle}" Content="WPF" Width="50" Height="50"></Button>
</Grid>