private void items_ItemsChanged(
RadItemCollection changed,
RadItem target,
ItemsChangeOperation operation)
{
if (target != null && !typeof(RadTileElement).IsAssignableFrom(target.GetType()))
{
throw new ArgumentException("The Items collection accepts only objects or descendants of type RadTileElement");
}
RadTileElement tileElement = target as RadTileElement;
RadControl control = this.ElementTree.Control as RadControl;
if (control != null && control.IsInitializing || this.ElementTree.Control.Site != null)
{
return;
}
if (this.AutoArrangeNewTiles && tileElement != null && operation == ItemsChangeOperation.Inserted)
{
int num1 = 0;
int num2 = 0;
bool flag = false;
if (tileElement.GetValueSource(GridLayout.ColumnIndexProperty) > ValueSource.DefaultValue || tileElement.GetValueSource(GridLayout.RowIndexProperty) > ValueSource.DefaultValue)
{
this.UpdateCellCount();
this.InvalidateMeasure();
return;
}
int col = 0;
while (!flag)
{
for (int row = 0; !flag && row < this.RowsCount; ++row)
{
if (this.CanPlace(tileElement, row, col))
{
num1 = row;
num2 = col;
flag = true;
}
}
++col;
}
tileElement.Column = num2;
tileElement.Row = num1;
}
this.UpdateCellCount();
this.InvalidateMeasure();
}
private void items_ItemsChanged(
RadItemCollection changed,
RadItem target,
ItemsChangeOperation operation)
{
RadTileElement tileElement = target as RadTileElement;
RadPanoramaElement ancestor = this.FindAncestor <RadPanoramaElement>();
RadControl radControl = this.ElementTree != null ? this.ElementTree.Control as RadControl : (RadControl)null;
if (radControl == null || radControl.IsInitializing || this.DesignMode)
{
return;
}
if (ancestor != null && ancestor.AutoArrangeNewTiles && (tileElement != null && operation == ItemsChangeOperation.Inserted))
{
int num1 = 0;
int num2 = 0;
bool flag = false;
if (tileElement.GetValueSource(GridLayout.ColumnIndexProperty) > ValueSource.DefaultValue || tileElement.GetValueSource(GridLayout.RowIndexProperty) > ValueSource.DefaultValue)
{
this.UpdateCellCount();
this.InvalidateMeasure();
return;
}
int col = 0;
while (!flag)
{
for (int row = 0; !flag && row < this.RowsCount; ++row)
{
if (this.CanPlace(tileElement, row, col))
{
num1 = row;
num2 = col;
flag = true;
}
}
++col;
}
tileElement.Column = num2;
tileElement.Row = num1;
}
this.UpdateCellCount();
this.InvalidateMeasure();
}
