C# 獲取系統所有字體

獲取已安裝的所有字體列表

System.Drawing.FontFamily

    StringBuilder str = new StringBuilder(2000);
    InstalledFontCollection fonts = new InstalledFontCollection();
    foreach (FontFamily family in fonts.Families)
    {
        str.Append(family.Name);
        str.AppendLine();
    }
    ContentTextBlock.Text = str.ToString();

獲取區域語言字體列表

System.Windows.Media.FontFamily

    StringBuilder str = new StringBuilder(2000);
    CultureInfo currentCulture = CultureInfo.CurrentUICulture;
    CultureInfo enUsCultureInfo = new CultureInfo("en-US");
    foreach (var family in Fonts.SystemFontFamilies)
    {
        foreach (var keyPair in family.FamilyNames)
        {
            var specificCulture = keyPair.Key.GetSpecificCulture();
            if (specificCulture.Equals(currentCulture) || specificCulture.Equals(enUsCultureInfo))
            {
                if (keyPair.Key != null && !string.IsNullOrEmpty(keyPair.Value))
                {
                    str.Append(keyPair.Value);
                    str.AppendLine();
                }
            }
        }
    }
    ContentTextBlock.Text = str.ToString();

 注：有些電腦因系統缺陷或者系統更新沖突，導致System.Windows.Media.Fonts引用失敗。所以建議加個異常捕獲處理。