public override AccessibleObject GetFocused()
{
DataGridRelationshipRow owner = (DataGridRelationshipRow)base.Owner;
int focusedRelation = owner.dgTable.FocusedRelation;
if (focusedRelation == -1)
{
return(base.GetFocused());
}
return(this.GetChild((this.GetChildCount() - owner.dgTable.RelationsList.Count) + focusedRelation));
}
protected override void AddChildAccessibleObjects(IList children)
{
base.AddChildAccessibleObjects(children);
DataGridRelationshipRow owner = (DataGridRelationshipRow)base.Owner;
if (owner.dgTable.RelationsList != null)
{
for (int i = 0; i < owner.dgTable.RelationsList.Count; i++)
{
children.Add(new DataGridRelationshipRow.DataGridRelationshipAccessibleObject(owner, i));
}
}
}
public override AccessibleObject GetFocused()
{
DataGridRelationshipRow row = (DataGridRelationshipRow)Owner;
int focusRel = row.dgTable.FocusedRelation;
if (focusRel == -1)
{
return(base.GetFocused());
}
else
{
return(GetChild(GetChildCount() - row.dgTable.RelationsList.Count + focusRel));
}
}
internal void UpdateRowsFrom (DataGridRelationshipRow row)
{
int start_index = Array.IndexOf (rows, row);
if (start_index == -1)
return;
for (int i = start_index + 1; i < rows.Length; i ++)
rows[i].VerticalOffset = rows[i-1].VerticalOffset + rows[i-1].Height;
CalcAreasAndInvalidate ();
}
void RecreateDataGridRows (bool recalc)
{
DataGridRelationshipRow[] new_rows = new DataGridRelationshipRow[RowsCount + (ShowEditRow ? 1 : 0)];
int start_index = 0;
if (rows != null) {
start_index = rows.Length;
Array.Copy (rows, 0, new_rows, 0, rows.Length < new_rows.Length ? rows.Length : new_rows.Length);
}
for (int i = start_index; i < new_rows.Length; i ++) {
new_rows[i] = new DataGridRelationshipRow (this);
new_rows[i].height = RowHeight;
if (i > 0)
new_rows[i].VerticalOffset = new_rows[i-1].VerticalOffset + new_rows[i-1].Height;
}
// UIA Framework event: Updates collection list depending on binding
CollectionChangeAction action = CollectionChangeAction.Refresh;
if (rows != null) {
if (new_rows.Length - rows.Length > 0)
action = CollectionChangeAction.Add;
else
action = CollectionChangeAction.Remove;
}
rows = new_rows;
if (recalc)
CalcAreasAndInvalidate ();
// UIA Framework event: Row added/removed
OnUIACollectionChangedEvent (new CollectionChangeEventArgs (action, -1));
}
public DataGridRelationshipAccessibleObject(DataGridRelationshipRow owner, int relationship)
{
this.owner = owner;
this.relationship = relationship;
}
public DataGridRelationshipAccessibleObject(DataGridRelationshipRow owner, int relationship) : base()
{
Debug.Assert(owner != null, "DataGridRelationshipAccessibleObject must have a valid owner DataGridRow");
this.owner = owner;
this.relationship = relationship;
}
public DataGridRelationshipAccessibleObject(DataGridRelationshipRow owner, int relationship)
{
this.owner = owner;
this.relationship = relationship;
}
public DataGridRelationshipAccessibleObject(DataGridRelationshipRow owner, int relationship) : base() {
Debug.Assert(owner != null, "DataGridRelationshipAccessibleObject must have a valid owner DataGridRow");
this.owner = owner;
this.relationship = relationship;
}
private DataGridRelationshipRow[] GetExpandableRows()
{
int dataGridRowsLength = this.DataGridRowsLength;
DataGridRow[] dataGridRows = this.DataGridRows;
if (this.policy.AllowAdd)
{
dataGridRowsLength = Math.Max(dataGridRowsLength - 1, 0);
}
DataGridRelationshipRow[] rowArray2 = new DataGridRelationshipRow[dataGridRowsLength];
for (int i = 0; i < dataGridRowsLength; i++)
{
rowArray2[i] = (DataGridRelationshipRow) dataGridRows[i];
}
return rowArray2;
}
private void DataSource_Changed(object sender, EventArgs ea)
{
this.policy.UpdatePolicy(this.ListManager, this.ReadOnly);
if (this.gridState[0x200])
{
DataGridRow[] dataGridRows = this.DataGridRows;
int dataGridRowsLength = this.DataGridRowsLength;
dataGridRows[dataGridRowsLength - 1] = new DataGridRelationshipRow(this, this.myGridTable, dataGridRowsLength - 1);
this.SetDataGridRows(dataGridRows, dataGridRowsLength);
}
else if (this.gridState[0x100000] && !this.gridState[0x400])
{
this.listManager.CancelCurrentEdit();
this.gridState[0x100000] = false;
this.RecreateDataGridRows();
}
else if (!this.gridState[0x400])
{
this.RecreateDataGridRows();
this.currentRow = Math.Min(this.currentRow, this.listManager.Count);
}
bool listHasErrors = this.ListHasErrors;
this.ListHasErrors = this.DataGridSourceHasErrors();
if (listHasErrors == this.ListHasErrors)
{
this.InvalidateInside();
}
}
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);
}
}
