public static void RemoveDynamicBandsAndColumns(GridBand onThisBand, IDynamicPropertyList headerList)
{
if (onThisBand.View == null)
{
return;
}
onThisBand.View.BeginDataUpdate();
foreach (IDynamicProperty header in headerList.GetProperties(true))
{
BandedGridColumn foundColumn = null;
foreach (GridBand childBand in onThisBand.Children)
{
foreach (BandedGridColumn column in childBand.Columns)
{
if (column.Tag != null)
{
var keyValue = column.Tag as string;
if (keyValue != null && keyValue == header.Key)
{
foundColumn = column;
break;
}
}
}
if (foundColumn != null)
{
childBand.Columns.Remove(foundColumn);
foundColumn.Dispose();
break;
}
}
// Jetzt noch die Nutzlosen Bänder entfernen.
// Das machen wir mit der üblichen EntfernungsTaktik: Von hinten nach vorne, damit wir uns nicht den Boden unter den Füssen wegziehen.
// (Foreach geht sowieso nicht)
for (int i = onThisBand.Children.Count - 1; i >= 0; i--)
{
if (onThisBand.Children[i].Columns.Count == 0)
{
onThisBand.Children.Remove(onThisBand.Children[i]);
}
}
}
onThisBand.View.EndDataUpdate();
}
public static void RemoveDynamicColumns(GridBand onThisBand, IDynamicPropertyList propertyList)
{
if (onThisBand.View == null)
{
return;
}
onThisBand.View.BeginDataUpdate();
foreach (IDynamicProperty p in propertyList.GetProperties(true))
{
BandedGridColumn foundColumn = null;
foreach (BandedGridColumn column in onThisBand.Columns)
{
if (column.Tag != null)
{
var keyValue = column.Tag as string;
if (keyValue != null)
{
if (keyValue == p.Key)
{
foundColumn = column;
}
}
}
}
if (foundColumn != null)
{
onThisBand.Columns.Remove(foundColumn);
foundColumn.Dispose();
}
}
onThisBand.View.EndDataUpdate();
}