Ejemplo n.º 1
0
        void FastObjectListView_SearchForVirtualItem(object sender, SearchForVirtualItemEventArgs e)
        {
            // The event has e.IsPrefixSearch, but as far as I can tell, this is always false (maybe that's different under Vista)
            // So we ignore IsPrefixSearch and IsTextSearch and always to a case insensitve prefix match

            int       increment = (e.Direction == SearchDirectionHint.Up ? -1 : 1);
            OLVColumn column    = this.GetColumn(0);

            if (this.IsSearchOnSortColumn && this.View == View.Details && this.lastSortColumn != null)
            {
                column = this.lastSortColumn;
            }

            int i;

            for (i = e.StartIndex; i >= 0 && i < this.objectList.Count; i += increment)
            {
                string data = column.GetStringValue(this.objectList[i]);
                if (data.StartsWith(e.Text, StringComparison.CurrentCultureIgnoreCase))
                {
                    e.Index = i;
                    return;
                }
            }

            // Also the LVFINDINFO has a LV_WRAP flag, but the SearchForVirtualItemEventArgs does not. Why?
            // We always wrap
            i = (increment < 0 ? this.objectList.Count : 0);
            while ((increment < 0 && i > e.StartIndex) || (increment > 0 && i < e.StartIndex))
            {
                string data = column.GetStringValue(this.objectList[i]);
                if (data.StartsWith(e.Text, StringComparison.CurrentCultureIgnoreCase))
                {
                    e.Index = i;
                    return;
                }
                i += increment;
            }
        }
Ejemplo n.º 2
0
 /// <summary>
 /// Generate aspect getters and putters for any columns that are missing them (and for which we have
 /// enough information to actually generate a getter)
 /// </summary>
 protected void CreateMissingAspectGettersAndPutters()
 {
     for (int i = 0; i < this.Columns.Count; i++)
     {
         OLVColumn column = this.GetColumn(i);
         if (column.AspectGetter == null && !String.IsNullOrEmpty(column.AspectName))
         {
             column.AspectGetter = delegate(object row)
             {
                 try
                 {
                     // In most cases, rows will be DataRowView objects
                     return(((DataRowView)row)[column.AspectName]);
                 }
                 catch
                 {
                     return(column.GetAspectByName(row));
                 }
             };
         }
         if (column.IsEditable && column.AspectPutter == null && !String.IsNullOrEmpty(column.AspectName))
         {
             column.AspectPutter = delegate(object row, object newValue)
             {
                 try
                 {
                     // In most cases, rows will be DataRowView objects
                     ((DataRowView)row)[column.AspectName] = newValue;
                 }
                 catch
                 {
                     column.PutAspectByName(row, newValue);
                 }
             };
         }
     }
 }
Ejemplo n.º 3
0
 public ColumnComparer(OLVColumn col, SortOrder order)
 {
     this.column         = col;
     this.sortOrder      = order;
     this.secondComparer = null;
 }