protected override void OnMouseLeftButtonUp(MouseButtonEventArgs e)
{
bool isMouseCaptured = this.IsMouseCaptured;
bool isPressed = this.IsPressed;
if (m_dragSourceManager != null)
{
m_dragSourceManager.ProcessMouseLeftButtonUp(e);
}
if (isMouseCaptured)
{
bool click = isPressed;
if (click)
{
bool allowSort = true;
GroupByControl parentGBC = this.GetParentGroupByControl();
if (parentGBC != null)
{
allowSort = parentGBC.AllowSort;
}
if (allowSort)
{
DataGridContext gridContext = DataGridControl.GetDataGridContext(this);
GroupLevelDescription groupInfo = this.Content as GroupLevelDescription;
Debug.Assert((gridContext != null) && (groupInfo != null));
if ((gridContext != null) && (groupInfo != null))
{
ColumnBase column = gridContext.Columns[groupInfo.FieldName];
if ((column != null) && (column.AllowSort))
{
DataGridContext dataGridContext = DataGridControl.GetDataGridContext(this);
SortDescriptionCollection sortDescriptions = dataGridContext.Items.SortDescriptions;
ColumnCollection columns = dataGridContext.Columns;
SortingHelper.ToggleColumnSort(
dataGridContext, sortDescriptions,
columns, column, ((Keyboard.Modifiers & ModifierKeys.Shift) != ModifierKeys.Shift));
e.Handled = true;
}
}
}
}
}
base.OnMouseLeftButtonUp(e);
}
internal void DoSort(bool shiftUnpressed)
{
if (!this.CanDoSort())
{
return;
}
DataGridContext dataGridContext = this.DataGridContext;
Debug.Assert(dataGridContext != null);
SortingHelper.ToggleColumnSort(
dataGridContext, dataGridContext.Items.SortDescriptions,
dataGridContext.Columns, this.ParentColumn, shiftUnpressed);
}
protected override void OnMouseLeftButtonUp(MouseButtonEventArgs e)
{
bool isMouseCaptured = this.IsMouseCaptured;
bool isPressed = this.IsPressed;
if (m_dragSourceManager != null)
{
m_dragSourceManager.ProcessMouseLeftButtonUp(e);
}
if (isMouseCaptured)
{
bool click = isPressed;
if (click)
{
// DataGridCollectionView always return true for CanSort
bool allowSort = true;
// Use the ParentDataGridContext to be sure to get a
// DataGridContext of the correct detail level since
// all the HierarchicalGroupByItem will share the same DataGridContext
// which is the one of the level where the HierarchicalGroupByControl
// is located
DataGridContext dataGridContext;
try
{
dataGridContext = this.ParentDataGridContext;
}
catch (DataGridInternalException)
{
dataGridContext = null;
}
if ((dataGridContext != null) && (dataGridContext.SourceDetailConfiguration == null))
{
allowSort = dataGridContext.Items.CanSort;
}
if (allowSort)
{
ColumnCollection columns = this.ParentColumns;
GroupLevelDescription groupInfo = this.Content as GroupLevelDescription;
Debug.Assert((columns != null) && (groupInfo != null));
if ((columns != null) && (groupInfo != null))
{
ColumnBase column = columns[groupInfo.FieldName];
if ((column != null) && (column.AllowSort))
{
SortingHelper.ToggleColumnSort(
dataGridContext, this.ParentSortDescriptions,
columns, column, ((Keyboard.Modifiers & ModifierKeys.Shift) != ModifierKeys.Shift));
e.Handled = true;
}
}
}
}
}
base.OnMouseLeftButtonUp(e);
}
