WPF圆形按钮样式

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前言

WPF圆形按钮样式设计思路：在button 里重新设计Template，主要包括设计Ellipse边框以及填充颜色。

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提示：以下是本篇文章正文内容，下面案例可供参考

一、代码实现

效果图如下所示：

代码如下（示例）：

<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
    <Style x:Key="roundedButtonStyle" TargetType="Button">
        <Setter Property="Width" Value="100"/>
        <Setter Property="Height" Value="100"/>
        <Setter Property="Foreground" Value="White"/>
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type Button}">
                    <Grid>
                        <Ellipse Name="roundButtonBackground" StrokeThickness="0.5" Fill="red">
                            <Ellipse.Stroke>
                                <LinearGradientBrush StartPoint="0,0" EndPoint="0,1">
                                    <GradientStop Offset="0" Color="Gray"></GradientStop>
                                    <GradientStop Offset="1" Color="LightGray"></GradientStop>
                                </LinearGradientBrush>
                            </Ellipse.Stroke>
                        </Ellipse>
                        <Ellipse Margin="15,5,15,50">
                            <Ellipse.Fill>
                                <LinearGradientBrush StartPoint="0,0" EndPoint="0,1">
                                    <GradientStop Offset="0" Color="WhiteSmoke"></GradientStop>
                                    <GradientStop Offset="1" Color="Transparent"></GradientStop>
                                </LinearGradientBrush>
                            </Ellipse.Fill>
                        </Ellipse>
                        <ContentPresenter Name="GelButtonContent" VerticalAlignment="Center" HorizontalAlignment="Center"
                                          Content="{TemplateBinding Content}"/>
                    </Grid>
                    <ControlTemplate.Triggers>
                        <Trigger Property="IsMouseOver" Value="True">
                            <Setter Property="Ellipse.Fill" TargetName="roundButtonBackground">
                                <Setter.Value>
                                    <RadialGradientBrush>
                                        <GradientStop Offset="0" Color="Navy"></GradientStop>
                                        <GradientStop Offset="1" Color="DeepSkyBlue"></GradientStop>
                                    </RadialGradientBrush>
                                </Setter.Value>
                            </Setter>
                        </Trigger>
                        <Trigger Property="IsPressed" Value="True">
                            <Setter Property="Ellipse.Fill" TargetName="roundButtonBackground">
                                <Setter.Value>
                                    <RadialGradientBrush>
                                        <GradientStop Offset="0" Color="#ffcc34"></GradientStop>
                                        <GradientStop Offset="1" Color="#cc9900"></GradientStop>
                                    </RadialGradientBrush>
                                </Setter.Value>
                            </Setter>
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>
</ResourceDictionary>