相关疑难解决方法(0)

我正在尝试创建一个与iPhone上的"幻灯片"按钮类似的按钮.我有一个动画调整按钮的位置和宽度,但我希望这些值基于控件中使用的文本.目前,它们是硬编码的.

到目前为止,这是我的工作XAML:

<CheckBox x:Class="Smt.Controls.SlideCheckBox"
          xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
          xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
          xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
          xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
          xmlns:local="clr-namespace:Smt.Controls"
          xmlns:System.Windows="clr-namespace:System.Windows;assembly=PresentationCore"
          Name="SliderCheckBox"
          mc:Ignorable="d">
    <CheckBox.Resources>
        <System.Windows:Duration x:Key="AnimationTime">0:0:0.2</System.Windows:Duration>
        <Storyboard x:Key="OnChecking">
            <DoubleAnimation Storyboard.TargetName="CheckButton"
                             Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)[0].(TranslateTransform.X)"
                             Duration="{StaticResource AnimationTime}"
                             To="40" />
            <DoubleAnimation Storyboard.TargetName="CheckButton"
                             Storyboard.TargetProperty="(Button.Width)"
                             Duration="{StaticResource AnimationTime}"
                             To="41" />
        </Storyboard>
        <Storyboard x:Key="OnUnchecking">
            <DoubleAnimation Storyboard.TargetName="CheckButton"
                             Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)[0].(TranslateTransform.X)"
                             Duration="{StaticResource AnimationTime}"
                             To="0" />
            <DoubleAnimation Storyboard.TargetName="CheckButton"
                             Storyboard.TargetProperty="(Button.Width)"
                             Duration="{StaticResource AnimationTime}"
                             To="40" />
        </Storyboard>
        <Style x:Key="SlideCheckBoxStyle"
               TargetType="{x:Type local:SlideCheckBox}">
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="{x:Type local:SlideCheckBox}">
                        <Canvas>
                            <ContentPresenter SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}"
                                              Content="{TemplateBinding Content}"
                                              ContentTemplate="{TemplateBinding ContentTemplate}"
                                              RecognizesAccessKey="True"
                                              VerticalAlignment="Center"
                                              HorizontalAlignment="Center" />
                            <Canvas>
                                <!--Background-->
                                <Rectangle Width="{Binding ElementName=ButtonText, Path=ActualWidth}"
                                           Height="{Binding ElementName=ButtonText, Path=ActualHeight}" …