MenuItemStyle.cs :  » 2.6.4-mono-.net-core » System.Web » System » Web » UI » WebControls » C# / CSharp Open Source

//
// System.Web.UI.WebControls.MenuItemStyle.cs
//
// Authors:
//  Lluis Sanchez Gual (lluis@novell.com)
//
// (C) 2004 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
//

#if NET_2_0

using System;
using System.Web.UI;
using System.ComponentModel;

namespace System.Web.UI.WebControls{
  public sealed class MenuItemStyle: Style
  {
    [Flags]
    enum MenuItemStyles
    {
      HorizontalPadding = 0x00010000,
      VerticalPadding = 0x00020000,
      ItemSpacing = 0x00040000,
    }

    public MenuItemStyle ()
      : base ()
    {
    }

    public MenuItemStyle (StateBag bag)
      : base (bag)
    {
    }

    [DefaultValue (typeof (Unit), "")]
    [NotifyParentProperty (true)]
    public Unit HorizontalPadding {
      get {
        if (CheckBit ((int) MenuItemStyles.HorizontalPadding))
          return (Unit) (ViewState ["HorizontalPadding"]);
        return Unit.Empty;
      }
      set {
        ViewState["HorizontalPadding"] = value;
        SetBit ((int) MenuItemStyles.HorizontalPadding);
      }
    }

    [DefaultValue (typeof (Unit), "")]
    [NotifyParentProperty (true)]
    public Unit VerticalPadding {
      get {
        if (CheckBit ((int) MenuItemStyles.VerticalPadding))
          return (Unit) (ViewState ["VerticalPadding"]);
        return Unit.Empty;
      }
      set {
        ViewState["VerticalPadding"] = value;
        SetBit ((int) MenuItemStyles.VerticalPadding);
      }
    }

    [DefaultValue (typeof (Unit), "")]
    [NotifyParentProperty (true)]
    public Unit ItemSpacing {
      get {
        if (CheckBit ((int) MenuItemStyles.ItemSpacing))
          return (Unit) (ViewState ["ItemSpacing"]);
        return Unit.Empty;
      }
      set {
        ViewState["ItemSpacing"] = value;
        SetBit ((int) MenuItemStyles.ItemSpacing);
      }
    }

    public override void CopyFrom (Style s)
    {
      if (s == null || s.IsEmpty)
        return;

      base.CopyFrom (s);
      MenuItemStyle from = s as MenuItemStyle;
      if (from == null)
        return;

      if (from.CheckBit ((int) MenuItemStyles.HorizontalPadding))
        HorizontalPadding = from.HorizontalPadding;

      if (from.CheckBit ((int) MenuItemStyles.ItemSpacing))
        ItemSpacing = from.ItemSpacing;

      if (from.CheckBit ((int) MenuItemStyles.VerticalPadding))
        VerticalPadding = from.VerticalPadding;
    }
    
    public override void MergeWith(Style s)
    {
      if ((s == null) || (s.IsEmpty))
        return;

      base.MergeWith (s);
      MenuItemStyle with = s as MenuItemStyle;
      if (with == null)
        return;

      if (!CheckBit ((int) MenuItemStyles.HorizontalPadding) && with.CheckBit ((int) MenuItemStyles.HorizontalPadding))
        HorizontalPadding = with.HorizontalPadding;

      if (!CheckBit ((int) MenuItemStyles.ItemSpacing) && with.CheckBit ((int) MenuItemStyles.ItemSpacing))
        ItemSpacing = with.ItemSpacing;

      if (!CheckBit ((int) MenuItemStyles.VerticalPadding) && with.CheckBit ((int) MenuItemStyles.VerticalPadding))
        VerticalPadding = with.VerticalPadding;
        
    }

    public override void Reset()
    {
      ViewState.Remove ("HorizontalPadding");
      ViewState.Remove ("ItemSpacing");
      ViewState.Remove ("VerticalPadding");
      base.Reset();
    }
    
    protected override void FillStyleAttributes (CssStyleCollection attributes, IUrlResolutionService urlResolver)
    {
      base.FillStyleAttributes (attributes, urlResolver);
      if (CheckBit ((int) MenuItemStyles.HorizontalPadding)) {
        attributes.Add (HtmlTextWriterStyle.PaddingLeft, HorizontalPadding.ToString ());
        attributes.Add (HtmlTextWriterStyle.PaddingRight, HorizontalPadding.ToString ());
      }
      if (CheckBit ((int) MenuItemStyles.VerticalPadding)) {
        attributes.Add (HtmlTextWriterStyle.PaddingTop, VerticalPadding.ToString ());
        attributes.Add (HtmlTextWriterStyle.PaddingBottom, VerticalPadding.ToString ());
      }
    }
  }
}

#endif