ListViewItemCollectionEditor.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Designer / WinForms / System / WinForms / Design / ListViewItemCollectionEditor.cs / 1 / ListViewItemCollectionEditor.cs

                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

[assembly: System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode", Scope="member", Target="System.Windows.Forms.Design.ListViewItemCollectionEditor..ctor(System.Type)")] 
 
namespace System.Windows.Forms.Design {
 
    using System.Runtime.InteropServices;

    using System.Diagnostics;
    using System; 
    using System.IO;
    using System.Collections; 
    using System.ComponentModel; 
    using System.ComponentModel.Design;
    using System.Windows.Forms; 
    using System.Drawing;
    using System.Design;
    using System.Drawing.Design;
    using System.Windows.Forms.ComponentModel; 

    ///  
    ///  
    ///    
    ///       Provides an editor for an image collection. 
    /// 
    internal class ListViewItemCollectionEditor : CollectionEditor {

        /// Since this editor is using the generic form, we 
        /// we need to keep track of newly created items so
        /// to tie them back to the main ListView to have 
        /// access to all persistence properties (e.g., ImageList, etc). 

        ///  
        /// 
        /// Initializes a new instance of the  class.
        /// 
        public ListViewItemCollectionEditor(Type type) : base(type){ 
        }
 
        ///  
        /// 
        ///      Retrieves the display text for the given list item. 
        /// 
        protected override string GetDisplayText(object value) {
            string text;
 
            if (value == null) {
                return string.Empty; 
            } 

            PropertyDescriptor prop = TypeDescriptor.GetDefaultProperty(CollectionType); 
            if (prop != null && prop.PropertyType == typeof(string)) {
                text = (string)prop.GetValue(value);
                if (text != null && text.Length > 0) {
                    return text; 
                }
            } 
 
            text = TypeDescriptor.GetConverter(value).ConvertToString(value);
 
            if (text == null || text.Length == 0) {
                text = value.GetType().Name;
            }
 
            return text;
        } 
 
    }
 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
                        

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