/// <summary>
/// Fired before a row lost the focus
/// </summary>
/// <param name="e"></param>
protected virtual void OnFocusRowLeaving(RowCancelEventArgs e)
{
if (FocusRowLeaving != null)
{
FocusRowLeaving(this, e);
}
}
private void GridViewDataControl_OnRowIsExpandedChanging(object sender, RowCancelEventArgs e)
{
var row = e.Row as GridViewRow;
if (row != null && !row.IsExpandable && !row.IsExpanded)
{
e.Cancel = true;
}
}
private void Selection_FocusRowLeaving(object sender, RowCancelEventArgs e)
{
try
{
//EndEditingRow(false);
}
catch (Exception exc)
{
OnUserException(new ExceptionEventArgs(new EndEditingException(exc)));
e.Cancel = true;
}
}
/// <summary>
/// Fired before a row lost the focus
/// </summary>
/// <param name="e"></param>
protected virtual void OnFocusRowLeaving(RowCancelEventArgs e)
{
if (FocusRowLeaving != null)
FocusRowLeaving(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;
//This code is not necessary because when the cell receive a focus I check
// if the grid can receive the focus using the SetFocusOnCells method.
// The SetFocusOnCells method cause any editor to automatically close itself.
// If I leave this code there are problem when the cell lost the focus because the entire grid lost the focus,
// in this case the EndEdit cause the grid to receive again the focus. (this problem is expecially visible when using the grid inside a tab and you click on the second tab after set an invalid cell value inside the first tab)
//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);
}
/// <summary>
/// Fired when a cell lost the focus
/// </summary>
/// <param name="e"></param>
protected virtual void OnCellLostFocus(ChangeActivePositionEventArgs e)
{
if (e.Cancel)
{
return;
}
//This code is not necessary because when the cell receive a focus I check
// if the grid can receive the focus using the SetFocusOnCells method.
// The SetFocusOnCells method cause any editor to automatically close itself.
// If I leave this code there are problem when the cell lost the focus because the entire grid lost the focus,
// in this case the EndEdit cause the grid to receive again the focus. (this problem is expecially visible when using the grid inside a tab and you click on the second tab after set an invalid cell value inside the first tab)
//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);
}
private void GridViewDataControl_OnRowIsExpandedChanging(object sender, RowCancelEventArgs e)
{
//throw new System.NotImplementedException();
}
private void Selection_FocusRowLeaving(object sender, RowCancelEventArgs e)
{
try
{
//EndEditingRow(false);
}
catch(Exception exc)
{
OnUserException(new ExceptionEventArgs(new EndEditingException( exc ) ) );
e.Cancel = true;
}
}
