一、代码
<Window x:Class="学习.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:学习"mc:Ignorable="d"Title="MainWindow" Height="450" Width="800"><Window.Resources><Style x:Key="BaseButtonStytle" TargetType="Button"><!--创建一个按键的公用基础样式--><Setter Property="FontSize" Value="20"/><!--字体大小--><Setter Property="Foreground" Value="Black"/><!--字体颜色--><Style.Triggers><Trigger Property="IsMouseOver" Value="True"><Setter Property="Background" Value="LightBlue"/> <!--鼠标悬浮会变蓝色--></Trigger></Style.Triggers></Style><Style x:Key="ButtonStytle" TargetType="Button" BasedOn="{StaticResource BaseButtonStytle}"><!--继承共用基础样式的按键样式--><Setter Property="Background" Value="Green"/><!--按键背景为绿色--></Style></Window.Resources><Grid><StackPanel><Button Content="111" Style="{StaticResource ButtonStytle}" /><Button Content="111" Style="{StaticResource ButtonStytle}" /><Button Content="111" Style="{StaticResource ButtonStytle}" /></StackPanel></Grid>
</Window>
二、结果