Code-Bin #1259

dsfsdf
Posted by: dfs | May 9, 2011 @ 5:50am

C# Code

/// <summary> 
/// Fixes column names. Requires all ColumnHeaders to have members (set GenerateMember to <c>true</c>). 
/// </summary> 
/// <param name="list">The ListView.</param> 
public static void FixColumnNames(ListView list) 
{ 
    List<ColumnHeader> columns = new List<ColumnHeader>(); 
    foreach (ColumnHeader column in list.Columns) 
    { 
        if (string.IsNullOrEmpty(column.Name)) 
        { 
            columns.Add(column); 
        } 
    } 
 
    if (columns.Count == 0) 
    { 
        // no need to fix names 
        return; 
    } 
 
    Control parent = list.Parent; 
 
    while (parent != null) 
    { 
        FieldInfo listInfo = parent.GetType().GetField(list.Name, BindingFlags.NonPublic | BindingFlags.Instance); 
 
        if (listInfo != null) 
        { 
            // found a member with given name, let's check if it points to the same object 
            if (object.ReferenceEquals(listInfo.GetValue(parent), list)) 
            { 
                // yes, this member points to our object 
                break; 
            } 
        } 
 
        parent = parent.Parent; 
    } 
 
    if (parent != null) 
    { 
        foreach (ColumnHeader column in columns) 
        { 
            FieldInfo columnInfo = null; 
 
            // for all fields 
            foreach (FieldInfo field in parent.GetType().GetFields(BindingFlags.NonPublic | BindingFlags.Instance)) 
            { 
                // ...find the one pointing to column we're looking for 
                if ((field.FieldType == column.GetType()) && (object.ReferenceEquals(field.GetValue(parent), column))) 
                { 
                    // same type, same value -> yes, this is the member we're looking for 
                    columnInfo = field; 
                    break; 
                } 
            } 
 
            if (columnInfo != null) 
            { 
                try 
                { 
                    column.Name = columnInfo.Name; 
                } 
                catch 
                { 
                    // No idea why, but we don't want any exceptions... 
                } 
            } 
            else 
            { 
                // no member found 
            } 
        } 
    } 
    else 
    { 
        // no parent found 
    } 
}

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