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74 lines
2.0 KiB
74 lines
2.0 KiB
using System; |
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using System.Collections.Generic; |
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using System.Linq; |
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using System.Text; |
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using System.Threading.Tasks; |
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namespace Monaco.Helpers |
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{ |
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public interface ICssStyle |
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{ |
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string Name { get; } |
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string ToCss(); |
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} |
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/// <summary> |
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/// Singleton Broker to help us manage CSS Styles |
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/// </summary> |
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public sealed class CssStyleBroker |
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{ |
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private static uint Id = 0; |
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private Dictionary<string, ICssStyle> _registered = new Dictionary<string, ICssStyle>(); |
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// http://csharpindepth.com/Articles/General/Singleton.aspx |
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private static readonly CssStyleBroker _instance = new CssStyleBroker(); |
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// Explicit static constructor to tell C# compiler |
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// not to mark type as beforefieldinit |
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static CssStyleBroker() |
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{ |
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} |
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private CssStyleBroker() |
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{ |
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} |
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public static CssStyleBroker Instance // TODO: Probably need to tie this to a specific Editor |
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{ |
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get |
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{ |
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return _instance; |
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} |
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} |
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/// <summary> |
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/// Returns the name for a style to use after registered. |
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/// </summary> |
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/// <param name="style"></param> |
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/// <returns></returns> |
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public string Register(ICssStyle style) |
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{ |
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CssStyleBroker.Id += 1; |
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var name = "generated-style-" + Id; |
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this._registered.Add(name, style); |
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return name; |
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} |
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/// <summary> |
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/// Returns the CSS block for all registered styles. |
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/// </summary> |
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/// <returns></returns> |
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public string GetStyles() |
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{ |
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StringBuilder rules = new StringBuilder(100); |
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foreach (ICssStyle css in _registered.Values) |
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{ |
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rules.AppendLine(css.ToCss()); |
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} |
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return rules.ToString(); |
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} |
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public static string WrapCssClassName(ICssStyle style, string inner) |
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{ |
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return String.Format(".{0} {{ {1} }}", style.Name, inner); |
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} |
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} |
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}
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