// 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.
+// Copyright (c) 2004-2005 Novell, Inc.
//
// Authors:
//
// Andreas Nahr, ClassDevelopment@A-SoftTech.com
// Jordi Mas i Hernandez, jordi@ximian.com
//
-// $Revision: 1.2 $
-// $Modtime: $
-// $Log: LinkArea.cs,v $
-// Revision 1.2 2004/08/11 22:20:59 pbartok
-// - Signature fixes
-//
-// Revision 1.1 2004/07/21 16:19:17 jordi
-// LinkLabel control implementation
-//
-//
+
// 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;
set { length = value; }
}
+ [Browsable (false)]
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
public bool IsEmpty {
get {
if (start == 0 && length == 0)
return start << 4 | length;
}
+ public override string ToString ()
+ {
+ return string.Format ("{{Start={0}, Length={1}}}", this.start.ToString (), this.length.ToString ());
+ }
+
+ public static bool operator == (LinkArea linkArea1, LinkArea linkArea2)
+ {
+ return (linkArea1.Length == linkArea2.Length) && (linkArea1.Start == linkArea2.Start);
+ }
+
+ public static bool operator != (LinkArea linkArea1, LinkArea linkArea2)
+ {
+ return !(linkArea1 == linkArea2);
+ }
#endregion //Methods
}