diff options
Diffstat (limited to 'mcs/class/Managed.Windows.Forms/System.Windows.Forms/LinkArea.cs')
-rw-r--r-- | mcs/class/Managed.Windows.Forms/System.Windows.Forms/LinkArea.cs | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/mcs/class/Managed.Windows.Forms/System.Windows.Forms/LinkArea.cs b/mcs/class/Managed.Windows.Forms/System.Windows.Forms/LinkArea.cs new file mode 100644 index 00000000000..16b69546353 --- /dev/null +++ b/mcs/class/Managed.Windows.Forms/System.Windows.Forms/LinkArea.cs @@ -0,0 +1,168 @@ +// 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) 2004-2005 Novell, Inc. +// +// Authors: +// +// Dennis Hayes, dennish@raytek.com +// Andreas Nahr, ClassDevelopment@A-SoftTech.com +// Jordi Mas i Hernandez, jordi@ximian.com +// + + +// COMPLETE + +using System.ComponentModel; +using System.Globalization; + +namespace System.Windows.Forms +{ + [Serializable] + [TypeConverter(typeof(LinkArea.LinkAreaConverter))] + public struct LinkArea + { + #region LinkAreaConverter Class + public class LinkAreaConverter : TypeConverter { + public LinkAreaConverter() { + } + + public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType) { + if (sourceType == typeof(string)) { + return true; + } + return base.CanConvertFrom(context, sourceType); + } + + public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType) { + if (destinationType == typeof(string)) { + return true; + } + return base.CanConvertTo(context, destinationType); + } + + public override object ConvertFrom(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value) { + string[] parts; + int start; + int length; + + if ((value == null) || !(value is String)) { + return base.ConvertFrom (context, culture, value); + } + + if (culture == null) { + culture = CultureInfo.CurrentCulture; + } + + parts = ((string)value).Split(culture.TextInfo.ListSeparator.ToCharArray()); + start = int.Parse(parts[0].Trim()); + length = int.Parse(parts[1].Trim()); + return new LinkArea(start, length); + } + + public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destinationType) { + LinkArea l; + + if ((value == null) || !(value is LinkArea) || (destinationType != typeof(string))) { + return base.ConvertTo (context, culture, value, destinationType); + } + + if (culture == null) { + culture = CultureInfo.CurrentCulture; + } + + l = (LinkArea)value; + + + return l.Start.ToString() + culture.TextInfo.ListSeparator + l.Length.ToString(); + } + + public override object CreateInstance(ITypeDescriptorContext context, System.Collections.IDictionary propertyValues) { + return new LinkArea((int)propertyValues["Start"], (int)propertyValues["Length"]); + } + + public override bool GetCreateInstanceSupported(ITypeDescriptorContext context) { + return true; + } + + public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext context, object value, Attribute[] attributes) { + return TypeDescriptor.GetProperties(typeof(LinkArea), attributes); + } + + public override bool GetPropertiesSupported(ITypeDescriptorContext context) { + return true; + } + } + #endregion // LinkAreaConverter Class + + private int start; + private int length; + + public LinkArea (int start, int length) + { + this.start = start; + this.length = length; + } + + #region Public Properties + + public int Start { + get { return start; } + set { start = value; } + } + + public int Length { + get { return length; } + set { length = value; } + } + + [Browsable (false)] + [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)] + public bool IsEmpty { + get { + if (start == 0 && length == 0) + return true; + else + return false; + + } + } + + #endregion //Public Properties + + #region Methods + + public override bool Equals (object o) + { + if (!(o is LinkArea)) + return false; + + LinkArea comp = (LinkArea) o; + return (comp.Start == start && comp.Length == length); + } + + public override int GetHashCode () + { + return start << 4 | length; + } + + #endregion //Methods + + } +} |