/// <summary>
/// Fired before a column lost the focus
/// </summary>
/// <param name="e"></param>
protected virtual void OnFocusColumnLeaving(ColumnCancelEventArgs e)
{
if (FocusColumnLeaving != null)
{
FocusColumnLeaving(this, e);
}
}
/// <summary>
/// Fired when a cell lost the focus
/// </summary>
/// <param name="e"></param>
protected virtual void OnCellLostFocus(ChangeActivePositionEventArgs e)
{
if (e.Cancel)
{
return;
}
CellContext cellLostContext = new CellContext(Grid, e.OldFocusPosition);
//Stop the Edit operation
if (cellLostContext.EndEdit(false) == false)
{
e.Cancel = true;
}
if (e.Cancel)
{
return;
}
//evento Lost Focus
if (CellLostFocus != null)
{
CellLostFocus(this, e);
}
if (e.Cancel)
{
return;
}
//Row/Column leaving
//If the new Row is different from the current focus row calls a Row Leaving event
int focusRow = ActivePosition.Row;
if (ActivePosition.IsEmpty() == false && focusRow != e.NewFocusPosition.Row)
{
RowCancelEventArgs rowArgs = new RowCancelEventArgs(focusRow);
OnFocusRowLeaving(rowArgs);
if (rowArgs.Cancel)
{
e.Cancel = true;
return;
}
}
//If the new Row is different from the current focus row calls a Row Leaving event
int focusColumn = ActivePosition.Column;
if (ActivePosition.IsEmpty() == false && focusColumn != e.NewFocusPosition.Column)
{
ColumnCancelEventArgs columnArgs = new ColumnCancelEventArgs(focusColumn);
OnFocusColumnLeaving(columnArgs);
if (columnArgs.Cancel)
{
e.Cancel = true;
return;
}
}
//Change the focus cell to Empty
m_ActivePosition = Position.Empty; //from now the cell doesn't have the focus
//Cell Focus Left
Grid.Controller.OnFocusLeft(new CellContext(Grid, e.OldFocusPosition), EventArgs.Empty);
}
