protected internal virtual void ColumnStartedEditing(Rectangle bounds)
{
DataGridRow[] dataGridRows = this.DataGridRows;
if ((bounds.IsEmpty && (this.editColumn is DataGridTextBoxColumn)) && ((this.currentRow != -1) && (this.currentCol != -1)))
{
DataGridTextBoxColumn editColumn = this.editColumn as DataGridTextBoxColumn;
Rectangle cellBounds = this.GetCellBounds(this.currentRow, this.currentCol);
this.gridState[0x10000] = true;
try
{
editColumn.TextBox.Bounds = cellBounds;
}
finally
{
this.gridState[0x10000] = false;
}
}
if (this.gridState[0x100000])
{
int dataGridRowsLength = this.DataGridRowsLength;
DataGridRow[] newRows = new DataGridRow[dataGridRowsLength + 1];
for (int i = 0; i < dataGridRowsLength; i++)
{
newRows[i] = dataGridRows[i];
}
newRows[dataGridRowsLength] = new DataGridAddNewRow(this, this.myGridTable, dataGridRowsLength);
this.SetDataGridRows(newRows, dataGridRowsLength + 1);
this.Edit();
this.gridState[0x100000] = false;
this.gridState[0x8000] = true;
this.gridState[0x4000] = false;
}
else
{
this.gridState[0x8000] = true;
this.gridState[0x4000] = false;
this.InvalidateRowHeader(this.currentRow);
dataGridRows[this.currentRow].LoseChildFocus(this.layout.RowHeaders, this.isRightToLeft());
}
}
private void DeleteDataGridRows(int deletedRows)
{
if (deletedRows != 0)
{
int dataGridRowsLength = this.DataGridRowsLength;
int newRowsLength = (dataGridRowsLength - deletedRows) + (this.gridState[0x100000] ? 1 : 0);
DataGridRow[] newRows = new DataGridRow[newRowsLength];
DataGridRow[] dataGridRows = this.DataGridRows;
int num3 = 0;
for (int i = 0; i < dataGridRowsLength; i++)
{
if (dataGridRows[i].Selected)
{
num3++;
}
else
{
newRows[i - num3] = dataGridRows[i];
newRows[i - num3].number = i - num3;
}
}
if (this.gridState[0x100000])
{
newRows[dataGridRowsLength - num3] = new DataGridAddNewRow(this, this.myGridTable, dataGridRowsLength - num3);
this.gridState[0x100000] = false;
}
this.SetDataGridRows(newRows, newRowsLength);
}
}
public void NavigateBack()
{
if (this.CommitEdit() && !this.parentRows.IsEmpty())
{
if (this.gridState[0x100000])
{
this.gridState[0x100000] = false;
try
{
this.listManager.CancelCurrentEdit();
}
catch
{
}
}
else
{
this.UpdateListManager();
}
DataGridState state = this.parentRows.PopTop();
this.ResetMouseState();
state.PullState(this, false);
if (this.parentRows.GetTopParent() == null)
{
this.originalState = null;
}
DataGridRow[] dataGridRows = this.DataGridRows;
if ((this.ReadOnly || !this.policy.AllowAdd) == (dataGridRows[this.DataGridRowsLength - 1] is DataGridAddNewRow))
{
int num = (this.ReadOnly || !this.policy.AllowAdd) ? (this.DataGridRowsLength - 1) : (this.DataGridRowsLength + 1);
DataGridRow[] newRows = new DataGridRow[num];
for (int i = 0; i < Math.Min(num, this.DataGridRowsLength); i++)
{
newRows[i] = this.DataGridRows[i];
}
if (!this.ReadOnly && this.policy.AllowAdd)
{
newRows[num - 1] = new DataGridAddNewRow(this, this.myGridTable, num - 1);
}
this.SetDataGridRows(newRows, num);
}
dataGridRows = this.DataGridRows;
if (((dataGridRows != null) && (dataGridRows.Length != 0)) && (dataGridRows[0].DataGridTableStyle != this.myGridTable))
{
for (int j = 0; j < dataGridRows.Length; j++)
{
dataGridRows[j].DataGridTableStyle = this.myGridTable;
}
}
if ((this.myGridTable.GridColumnStyles.Count > 0) && (this.myGridTable.GridColumnStyles[0].Width == -1))
{
this.InitializeColumnWidths();
}
this.currentRow = (this.ListManager.Position == -1) ? 0 : this.ListManager.Position;
if (!this.AllowNavigation)
{
this.RecreateDataGridRows();
}
this.caption.BackButtonActive = (this.parentRows.GetTopParent() != null) && this.AllowNavigation;
this.caption.BackButtonVisible = this.caption.BackButtonActive;
this.caption.DownButtonActive = this.parentRows.GetTopParent() != null;
base.PerformLayout();
base.Invalidate();
if (this.vertScrollBar.Visible)
{
this.vertScrollBar.Value = this.firstVisibleRow;
}
if (this.horizScrollBar.Visible)
{
this.horizScrollBar.Value = this.HorizontalOffset + this.negOffset;
}
this.Edit();
this.OnNavigate(new NavigateEventArgs(false));
}
}
private void CreateDataGridRows()
{
CurrencyManager listManager = this.ListManager;
DataGridTableStyle myGridTable = this.myGridTable;
this.InitializeColumnWidths();
if (listManager == null)
{
this.SetDataGridRows(new DataGridRow[0], 0);
}
else
{
int count = listManager.Count;
if (this.policy.AllowAdd)
{
count++;
}
DataGridRow[] newRows = new DataGridRow[count];
for (int i = 0; i < listManager.Count; i++)
{
newRows[i] = new DataGridRelationshipRow(this, myGridTable, i);
}
if (this.policy.AllowAdd)
{
this.addNewRow = new DataGridAddNewRow(this, myGridTable, count - 1);
newRows[count - 1] = this.addNewRow;
}
else
{
this.addNewRow = null;
}
this.SetDataGridRows(newRows, count);
}
}