CustomContextMenu GetCurrentContextMenu(Point p)
{
m_ContextMenu = null;
PivotGridItem grid_item = null;
if (AgControlBase.GetSLBounds(ItemsLayoutRoot).Contains(p))
{
grid_item = PivotGridItem.GetPivotGridItem(p);
MemberControl member_control = grid_item as MemberControl;
if (member_control != null)
{
if (grid_item is RowMemberControl)
{
m_ContextMenu = Rows_ContextMenu;
}
if (grid_item is ColumnMemberControl)
{
m_ContextMenu = Columns_ContextMenu;
}
if (m_ContextMenu != null)
{
// Делаем доступными пункты меню только если это необходимо
foreach (UIElement element in m_ContextMenu.Items)
{
ContextMenuItem menu_item = element as ContextMenuItem;
if (menu_item != null)
{
if (menu_item.Tag is MemberActionType)
{
// Если пункт меню является в принципе доступным, то устанавливаем его доступность с учетом текущего состояния
if (((MemberActionType)menu_item.Tag == MemberActionType.Collapse) || ((MemberActionType)menu_item.Tag == MemberActionType.Expand))
{
if ((MemberActionType)menu_item.Tag == MemberActionType.Collapse)
{
// Учитываем доступность впринципе и текущее состояние элемента
menu_item.IsEnabled = member_control.UseExpandingCommands & member_control.Member.DrilledDown;
}
if ((MemberActionType)menu_item.Tag == MemberActionType.Expand)
{
// Учитываем доступность впринципе и текущее состояние элемента
menu_item.IsEnabled = member_control.UseExpandingCommands & !member_control.Member.DrilledDown;
}
}
}
if (menu_item.Tag is ControlActionType)
{
ControlActionType action = (ControlActionType)menu_item.Tag;
switch (action)
{
case ControlActionType.SortingByValue:
// Доступность пункта меню - Сортировка по значению
// Делаем доступным только для элементов последних линий
menu_item.IsEnabled = member_control.Member != null && member_control.Member.Children.Count == 0;
break;
}
}
}
}
}
}
if (grid_item is CellControl || grid_item == null)
{
m_ContextMenu = Cells_ContextMenu;
CellControl cell_Control = grid_item as CellControl;
if (cell_Control != null)
{
// Устанавливаем фокус на данную ячеку если она не находится в списке выбранных
if (!Selection.Contains(cell_Control.Cell))
FocusedCellView = cell_Control.Cell;
}
// Если меню вызвано за пределами области ячеек, то будет относиться к ячейке с фокусом
CellInfo info = cell_Control != null ? cell_Control.Cell : FocusedCellView;
if (m_DeliveryValueMenuItem != null)
m_DeliveryValueMenuItem.IsEnabled = info != null && info.IsUpdateable;
if (m_CopyValueMenuItem != null)
m_CopyValueMenuItem.IsEnabled = info != null && info.IsUpdateable;
if (m_PasteSelectedCellsMenuItem != null)
m_PasteSelectedCellsMenuItem.IsEnabled = EditMode & CanEdit;
IList<CellInfo> cells = Selection;
if (m_CopySelectedCellsMenuItem != null)
m_CopySelectedCellsMenuItem.IsEnabled = cells != null && cells.Count > 0;
if (m_DrillThroughMenuItem != null)
m_DrillThroughMenuItem.IsEnabled = info != null && !info.IsCalculated && cells != null && cells.Count == 1;
}
if (m_ContextMenu != null)
{
m_ContextMenu.Tag = grid_item;
}
if (m_ContextMenu != null)
{
foreach (UIElement element in m_ContextMenu.Items)
{
CheckedContectMenuItem menu_item = element as CheckedContectMenuItem;
if (menu_item != null && menu_item.Tag is ControlActionType)
{
if ((ControlActionType)(menu_item.Tag) == ControlActionType.AutoWidth)
{
menu_item.IsChecked = AutoWidthColumns;
}
}
}
}
}
var handler = InitializeContextMenu;
CustomContextMenuEventArgs args = new CustomContextMenuEventArgs(m_ContextMenu, grid_item);
if (handler != null)
{
handler(this, args);
}
return args.Menu;
}
void PivotGrid_InitializeContextMenu(object sender, CustomContextMenuEventArgs e)
{
if (e != null && e.GridItem != null && e.Menu != null)
{
MemberControl member_control = e.GridItem as MemberControl;
if (member_control != null)
{
foreach (UIElement element in e.Menu.Items)
{
ContextMenuItem menu_item = element as ContextMenuItem;
if (menu_item != null)
{
if (menu_item.Tag is ControlActionType)
{
ControlActionType action = (ControlActionType)menu_item.Tag;
switch (action)
{
case ControlActionType.SortingByProperty:
// Иконка для пункта меню - Сортировка по свойству
var property_sort = GetAxisPropertySort(member_control);
switch (property_sort != null ? property_sort.Type : SortTypes.None)
{
case SortTypes.Ascending:
menu_item.Icon = UriResources.Images.SortAZ16;
break;
case SortTypes.Descending:
menu_item.Icon = UriResources.Images.SortZA16;
break;
default:
menu_item.Icon = null;
break;
}
break;
case ControlActionType.SortingAxisByMeasure:
// Иконка для пункта меню - Сортировка по значению
var measure_sort = GetAxisByMeasureSort(member_control) as SortByMeasureDescriptor;
switch (measure_sort != null ? measure_sort.Type : SortTypes.None)
{
case SortTypes.Ascending:
menu_item.Icon = UriResources.Images.SortAZ16;
break;
case SortTypes.Descending:
menu_item.Icon = UriResources.Images.SortZA16;
break;
default:
menu_item.Icon = null;
break;
}
break;
case ControlActionType.SortingByValue:
menu_item.Icon = null;
if (member_control is ColumnMemberControl || member_control is RowMemberControl)
{
var value_sort = GetAxisSort(member_control is ColumnMemberControl ? AreaType.RowsArea : AreaType.ColumnsArea) as SortByValueDescriptor;
if (value_sort != null && member_control.Member != null && value_sort.CompareByTuple(member_control.Member.GetAxisTuple()))
{
switch (value_sort.Type)
{
case SortTypes.Ascending:
menu_item.Icon = UriResources.Images.SortAZ16;
break;
case SortTypes.Descending:
menu_item.Icon = UriResources.Images.SortZA16;
break;
default:
menu_item.Icon = null;
break;
}
}
}
break;
case ControlActionType.ClearAxisSorting:
// Доступность пункта меню - Удалить сортировку
var property_sort1 = GetAxisPropertySort(member_control);
var measure_sort1 = GetAxisByMeasureSort(member_control);
SortTypes property_sort_type = property_sort1 != null ? property_sort1.Type : SortTypes.None;
SortTypes measure_sort_type = measure_sort1 != null ? measure_sort1.Type : SortTypes.None;
menu_item.IsEnabled = property_sort_type != SortTypes.None || measure_sort_type != SortTypes.None;
break;
}
}
}
}
}
}
if (e.Menu != null)
{
foreach (UIElement element in e.Menu.Items)
{
var menu_item = element as ContextMenuItem;
if (menu_item != null && menu_item.Tag is ControlActionType)
{
switch ((ControlActionType)(menu_item.Tag))
{
case ControlActionType.DataReorganizationType:
if (menu_item.SubMenu != null)
{
foreach (UIElement child in menu_item.SubMenu.Items)
{
var checked_item = child as CheckedContectMenuItem;
if (checked_item != null && checked_item.Tag is ControlActionType)
{
switch ((ControlActionType)(checked_item.Tag))
{
case ControlActionType.DataReorganizationType_None:
checked_item.IsChecked = DataReorganizationType == DataReorganizationTypes.None;
break;
case ControlActionType.DataReorganizationType_HitchToParent:
checked_item.IsChecked = DataReorganizationType == DataReorganizationTypes.LinkToParent;
break;
case ControlActionType.DataReorganizationType_MergeNeighbors:
checked_item.IsChecked = DataReorganizationType == DataReorganizationTypes.MergeNeighbors;
break;
}
}
}
}
break;
}
}
}
}
}
