protected virtual void BestFitColumnsCore(ListViewBestFitColumnMode?mode)
{
ListViewBestFitColumnMode?nullable = mode;
if ((nullable.GetValueOrDefault() != ListViewBestFitColumnMode.None ? 0 : (nullable.HasValue ? 1 : 0)) != 0)
{
return;
}
float[] numArray = new float[this.DetailListView.Owner.Columns.Count];
int index1 = -1;
foreach (ListViewDetailColumn column in (Collection <ListViewDetailColumn>) this.DetailListView.Owner.Columns)
{
++index1;
ListViewBestFitColumnMode mode1 = mode.HasValue ? mode.Value : column.AutoSizeMode;
if (column.Visible && mode1 != ListViewBestFitColumnMode.None)
{
float columnWidth = this.CalculateColumnWidth(column, mode1);
float val1 = numArray[index1];
numArray[index1] = Math.Max(val1, columnWidth);
}
}
for (int index2 = 0; index2 < numArray.Length; ++index2)
{
ListViewDetailColumn column = this.DetailListView.Owner.Columns[index2];
if (column != null && column.Visible && column.AutoSizeMode != ListViewBestFitColumnMode.None)
{
this.SetColumnWidth(column, numArray[index2]);
}
}
}
public ListViewBestFitRequest(
ListViewBestFitQueue.BestFitOperation operation,
ListViewBestFitColumnMode mode)
: this(operation)
{
this.autoSizeMode = new ListViewBestFitColumnMode?(mode);
}
protected virtual float CalculateColumnWidth(
ListViewDetailColumn column,
ListViewBestFitColumnMode mode)
{
IVirtualizedElementProvider <ListViewDataItem> elementProvider = this.DetailListView.Scroller.ElementProvider;
float val1 = 0.0f;
if (mode == ListViewBestFitColumnMode.HeaderCells || mode == ListViewBestFitColumnMode.AllCells)
{
DetailListViewHeaderCellElement element = this.DetailListView.ColumnScroller.ElementProvider.GetElement(column, (object)null) as DetailListViewHeaderCellElement;
this.DetailListView.ColumnContainer.Children.Add((RadElement)element);
element.Attach(column, (object)null);
element.ResetLayout(true);
val1 = Math.Max(val1, this.GetCellDesiredWidth((DetailListViewCellElement)element));
this.DetailListView.ColumnContainer.Children.Remove((RadElement)element);
this.Detach(this.DetailListView.ColumnScroller.ElementProvider, (DetailListViewCellElement)element);
if (mode == ListViewBestFitColumnMode.HeaderCells)
{
return(val1);
}
}
IEnumerator <ListViewDataItem> enumerator = (IEnumerator <ListViewDataItem>)null;
if (mode == ListViewBestFitColumnMode.DataCells || mode == ListViewBestFitColumnMode.AllCells)
{
enumerator = (IEnumerator <ListViewDataItem>) new ListViewTraverser(this.DetailListView.Owner);
}
enumerator.Reset();
while (enumerator.MoveNext())
{
ListViewDataItem current = enumerator.Current;
if (this.CanBestFitItem(current))
{
DetailListViewVisualItem element1 = elementProvider.GetElement(current, (object)null) as DetailListViewVisualItem;
element1.Attach(current, (object)null);
this.DetailListView.ColumnContainer.Children.Add((RadElement)element1);
IVirtualizedElementProvider <ListViewDetailColumn> cellElementProvider = (IVirtualizedElementProvider <ListViewDetailColumn>) new DetailListViewDataCellElementProvider(element1);
DetailListViewCellElement element2 = cellElementProvider.GetElement(column, (object)element1) as DetailListViewCellElement;
element1.Children.Add((RadElement)element2);
element2.Attach(column, (object)element1);
element2.ResetLayout(true);
val1 = Math.Max(val1, this.GetCellDesiredWidth(element2));
element1.Children.Remove((RadElement)element2);
this.DetailListView.ColumnContainer.Children.Remove((RadElement)element1);
this.Detach(cellElementProvider, element2);
this.Detach(elementProvider, element1);
}
}
return(val1);
}
protected virtual void BestFitColumnCore(
ListViewDetailColumn column,
ListViewBestFitColumnMode mode)
{
if (column == null)
{
throw new ArgumentNullException(nameof(column));
}
if (mode == ListViewBestFitColumnMode.None || !column.Visible)
{
return;
}
float columnWidth = this.CalculateColumnWidth(column, mode);
this.SetColumnWidth(column, columnWidth);
}
public void ProcessRequests()
{
if (this.processing > 0 || this.DetailListView == null || this.DetailListView.ViewElement == null)
{
return;
}
++this.processing;
if (this.BestFitQueue.Count == 0 || !this.DetailListView.CanBestFit())
{
--this.processing;
}
else
{
this.DetailListView.UpdateLayout();
if (this.DetailListView.Children.Count == 0 || this.DetailListView.Owner.Columns.Count == 0)
{
--this.processing;
}
else if (this.DetailListView.DesiredSize == SizeF.Empty)
{
this.DetailListView.UpdateLayout();
--this.processing;
}
else
{
this.updateItemsHeight = false;
while (this.BestFitQueue.Count > 0)
{
ListViewBestFitQueue.ListViewBestFitRequest viewBestFitRequest = this.BestFitQueue.Dequeue();
ListViewBestFitColumnMode?autoSizeMode = viewBestFitRequest.AutoSizeMode;
if (viewBestFitRequest.Operation == ListViewBestFitQueue.BestFitOperation.BestFitAllColumns)
{
this.BestFitColumnsCore(autoSizeMode);
}
else
{
ListViewBestFitColumnMode mode = autoSizeMode.HasValue ? autoSizeMode.Value : viewBestFitRequest.Column.AutoSizeMode;
this.BestFitColumnCore(viewBestFitRequest.Column, mode);
}
}
this.UpdateLayout();
--this.processing;
}
}
}
public void EnqueueBestFitColumns(ListViewBestFitColumnMode mode)
{
this.ClearBestFitColumnRequests(new ListViewBestFitColumnMode?(mode));
this.bestFitRequests.AddLast(new ListViewBestFitQueue.ListViewBestFitRequest(ListViewBestFitQueue.BestFitOperation.BestFitAllColumns, mode));
}
public void BestFitColumns(ListViewBestFitColumnMode mode)
{
this.BestFitQueue.EnqueueBestFitColumns(mode);
this.ProcessRequests();
}
public void BestFitColumns(ListViewBestFitColumnMode mode)
{
this.bestFitHelper.BestFitColumns(mode);
}
