我一直在尝试使用C#变量来设置XAML属性的值,但没有成功。我有一个变量,它的值为"Verdana"
,这是我想在应用程序的按钮上使用的字体,但是当我试图编译代码时,我得到了一个异常:
"ArgumentException:";Verdana"不是属性"的有效值;FontFamily";。
除了宽度和高度之外,每个值来自变量的属性都会出现相同的异常。我很感激你对如何解决这个问题提出的任何建议。
我使用了以下代码:
C#类
namespace Ueb21d_SplitPanel
{
public static class AzoConst
{
public static readonly double FONTSIZE_BUTTON = 16;
public static readonly string BACKGROUND_BUTTON = "Green";
public static readonly string FONT_BUTTON = "Verdana";
public static readonly string FONTCOLOR_BUTTON = "White";
public static readonly double WIDTH_BUTTON = 70;
public static readonly double HEIGHT_BUTTON = 30;
}
}
XML命名空间
xmlns:local="clr-namespace:Ueb21d_SplitPanel;assembly=Ueb21d_SplitPanel"
按钮的XAML代码
<Button x:Name="btnClose" Content="Close"
Width="{x:Static local:AzoConst.WIDTH_BUTTON}"
Height="{x:Static local:AzoConst.HEIGHT_BUTTON}" Margin="5,0,0,0"
IsCancel="True" RenderTransformOrigin="0.5,0.5"
FontFamily="{x:Static local:AzoConst.FONT_BUTTON}"
Foreground="{x:Static local:AzoConst.FONTCOLOR_BUTTON}"
Background="{x:Static local:AzoConst.BACKGROUND_BUTTON}"
FontSize="{x:Static local:AzoConst.FONTSIZE_BUTTON}"/>
使用与依赖属性类型匹配的适当类型,它就会起作用。
FontFamily
属于FontFamily
类型Foreground
属于Brush
类型Background
属于Brush
类型
public static class AzoConst
{
public static readonly double FONTSIZE_BUTTON = 16;
public static readonly Brush BACKGROUND_BUTTON = Brushes.Green;
public static readonly FontFamily FONT_BUTTON = new FontFamily("Verdana");
public static readonly Brush FONTCOLOR_BUTTON = Brushes.White;
public static readonly double WIDTH_BUTTON = 70;
public static readonly double HEIGHT_BUTTON = 30;
}