/// <summary>
/// Clears any existing selection and then selects the current element.
/// </summary>
void ISelectionItemProvider.Select()
{
CalendarExButton button = OwningCalendarButton;
if (!button.IsEnabled)
{
throw new ElementNotEnabledException();
}
CalendarEx calendar = OwningCalendar;
if (calendar != null &&
button.Visibility != Visibility.Collapsed &&
!button.IsCalendarButtonFocused)
{
foreach (CalendarExButton child in calendar.MonthControl.YearView.Children)
{
if (child.IsCalendarButtonFocused)
{
child.IsCalendarButtonFocused = false;
break;
}
}
button.IsCalendarButtonFocused = true;
}
}
/// <summary>
/// Initializes a new instance of the
/// <see cref="T:System.Windows.Controls.CalendarBlackoutDatesCollection" />
/// class.
/// </summary>
/// <param name="owner">
/// The <see cref="T:System.Windows.Controls.Calendar" /> whose dates
/// this object represents.
/// </param>
public CalendarExBlackoutDatesCollection(CalendarEx owner)
{
// TODO: This assert should be replaced with an exception.
Debug.Assert(owner != null, "owner should not be null!");
_owner = owner;
_dispatcherThread = Thread.CurrentThread;
}
/// <summary>
/// Inserts an item into the collection at the specified index.
/// </summary>
/// <param name="index">
/// The zero-based index at which item should be inserted.
/// </param>
/// <param name="item">The object to insert.</param>
/// <remarks>
/// This implementation raises the CollectionChanged event.
/// </remarks>
protected override void InsertItem(int index, DateTime item)
{
if (!IsValidThread())
{
throw new NotSupportedException(System.Windows.Controls.Properties.Resources.CalendarCollection_MultiThreadedCollectionChangeNotSupported);
}
if (!Contains(item))
{
Collection <DateTime> addedItems = new Collection <DateTime>();
if (CheckSelectionMode())
{
if (CalendarEx.IsValidDateSelection(_owner, item))
{
// If the Collection is cleared since it is SingleRange
// and it had another range set the index to 0
if (_isCleared)
{
index = 0;
_isCleared = false;
}
base.InsertItem(index, item);
// The event fires after SelectedDate changes
if (index == 0 && !(_owner.SelectedDate.HasValue && DateTime.Compare(_owner.SelectedDate.Value, item) == 0))
{
_owner.SelectedDate = item;
}
if (!_isRangeAdded)
{
addedItems.Add(item);
_owner.OnSelectedDatesCollectionChanged(new SelectionChangedEventArgs(_owner.RemovedItems, addedItems));
_owner.RemovedItems.Clear();
int monthDifference = DateTimeHelper.CompareYearMonth(item, _owner.DisplayDateInternal);
if (monthDifference < 2 && monthDifference > -2)
{
_owner.UpdateMonths();
}
}
else
{
_addedItems.Add(item);
}
}
else
{
throw new ArgumentOutOfRangeException(System.Windows.Controls.Properties.Resources.Calendar_OnSelectedDateChanged_InvalidValue);
}
}
}
}
/// <summary>
/// Raise an automation peer event for the selection of a day button.
/// </summary>
/// <param name="calendar">
/// The Calendar associated with this automation peer.
/// </param>
/// <param name="date">The selected date.</param>
/// <param name="eventToRaise">The selection event to raise.</param>
private static void RaiseDayButtonSelectionEvent(CalendarEx calendar, DateTime date, AutomationEvents eventToRaise)
{
CalendarExDayButton button = calendar.FindDayButtonFromDay(date);
if (button != null)
{
AutomationPeer peer = FrameworkElementAutomationPeer.FromElement(button);
if (peer != null)
{
peer.RaiseAutomationEvent(eventToRaise);
}
}
}
/// <summary>
/// Clear any existing selection and then selects the current element.
/// </summary>
void ISelectionItemProvider.Select()
{
if (EnsureSelection())
{
CalendarEx calendar = OwningCalendar;
CalendarExDayButton button = OwningCalendarDayButton;
calendar.SelectedDates.Clear();
if (button.DataContext != null)
{
calendar.SelectedDates.Add((DateTime)button.DataContext);
}
}
}
/// <summary>
/// Sends a request to activate the control and initiate its single,
/// unambiguous action.
/// </summary>
void IInvokeProvider.Invoke()
{
CalendarEx calendar = OwningCalendar;
if (calendar != null && OwningCalendarButton.IsEnabled)
{
calendar.MonthControl.UpdateYearViewSelection(OwningCalendarButton);
calendar.MonthControl.Month_CalendarButtonMouseUp(OwningCalendarButton, null);
}
else
{
throw new ElementNotEnabledException();
}
}
/// <summary>
/// Gets the control pattern for this
/// <see cref="T:System.Windows.Automation.Peers.CalendarExAutomationPeer" />.
/// </summary>
/// <param name="patternInterface">
/// One of the enumeration values.
/// </param>
/// <returns>
/// The object that implements the pattern interface, or null if the
/// specified pattern interface is not implemented by this peer.
/// </returns>
public override object GetPattern(PatternInterface patternInterface)
{
if (patternInterface == PatternInterface.GridItem ||
patternInterface == PatternInterface.Invoke ||
patternInterface == PatternInterface.SelectionItem)
{
CalendarEx calendar = OwningCalendar;
if (calendar != null && calendar.MonthControl != null)
{
return(this);
}
}
return(base.GetPattern(patternInterface));
}
/// <summary>
/// Retrieves a collection of UI Automation providers that represent all
/// the column headers that are associated with a table item or cell.
/// </summary>
/// <returns>A collection of UI Automation providers.</returns>
IRawElementProviderSimple[] ITableItemProvider.GetColumnHeaderItems()
{
CalendarEx calendar = OwningCalendar;
if (calendar != null && OwningCalendarAutomationPeer != null)
{
IRawElementProviderSimple[] headers = ((ITableProvider)CreatePeerForElement(calendar)).GetColumnHeaders();
if (headers != null)
{
int column = ((IGridItemProvider)this).Column;
return(new IRawElementProviderSimple[] { headers[column] });
}
}
return(null);
}
/// <summary>
/// Removes the current element from the collection of selected items.
/// </summary>
void ISelectionItemProvider.RemoveFromSelection()
{
// Return if the item is not already selected.
CalendarExDayButton button = OwningCalendarDayButton;
if (!button.IsSelected)
{
return;
}
CalendarEx calendar = OwningCalendar;
if (calendar != null && button.DataContext != null)
{
calendar.SelectedDates.Remove((DateTime)button.DataContext);
}
}
/// <summary>
/// Ensure selection of the CalendarDayButton is possible.
/// </summary>
/// <returns>
/// A value indicating whether selection of the CalendarDayButton is
/// possible.
/// </returns>
private bool EnsureSelection()
{
CalendarExDayButton button = OwningCalendarDayButton;
if (!button.IsEnabled)
{
throw new ElementNotEnabledException();
}
// If the day is a blackout day or the SelectionMode is None,
// selection is not allowed
CalendarEx calendar = OwningCalendar;
return(!button.IsBlackout &&
button.Visibility != Visibility.Collapsed &&
calendar != null &&
calendar.SelectionMode != CalendarExSelectionMode.None);
}
/// <summary>
/// Replaces the element at the specified index.
/// </summary>
/// <param name="index">
/// The zero-based index of the element to replace.
/// </param>
/// <param name="item">
/// The new value for the element at the specified index.
/// </param>
/// <remarks>
/// This implementation raises the CollectionChanged event.
/// </remarks>
protected override void SetItem(int index, DateTime item)
{
if (!IsValidThread())
{
throw new NotSupportedException(System.Windows.Controls.Properties.Resources.CalendarCollection_MultiThreadedCollectionChangeNotSupported);
}
if (!Contains(item))
{
Collection <DateTime> addedItems = new Collection <DateTime>();
Collection <DateTime> removedItems = new Collection <DateTime>();
if (index >= Count)
{
base.SetItem(index, item);
}
else
{
if (item != null && DateTime.Compare(this[index], item) != 0 && CalendarEx.IsValidDateSelection(_owner, item))
{
removedItems.Add(this[index]);
base.SetItem(index, item);
addedItems.Add(item);
// The event fires after SelectedDate changes
if (index == 0 && !(_owner.SelectedDate.HasValue && DateTime.Compare(_owner.SelectedDate.Value, item) == 0))
{
_owner.SelectedDate = item;
}
_owner.OnSelectedDatesCollectionChanged(new SelectionChangedEventArgs(removedItems, addedItems));
int monthDifference = DateTimeHelper.CompareYearMonth(item, _owner.DisplayDateInternal);
if (monthDifference < 2 && monthDifference > -2)
{
_owner.UpdateMonths();
}
}
}
}
}
/// <summary>
/// Raise selection AutomationEvents when the Calendar's SelectedDates
/// collection changes.
/// </summary>
/// <param name="e">Event arguments.</param>
internal void RaiseSelectionEvents(SelectionChangedEventArgs e)
{
CalendarEx calendar = OwningCalendar;
int selectedDates = calendar.SelectedDates.Count;
if (AutomationPeer.ListenerExists(AutomationEvents.SelectionItemPatternOnElementSelected) && selectedDates == 1)
{
RaiseDayButtonSelectionEvent(
calendar,
(DateTime)e.AddedItems[0],
AutomationEvents.SelectionItemPatternOnElementSelected);
}
else
{
if (AutomationPeer.ListenerExists(AutomationEvents.SelectionItemPatternOnElementAddedToSelection))
{
foreach (DateTime date in e.AddedItems)
{
RaiseDayButtonSelectionEvent(
calendar,
date,
AutomationEvents.SelectionItemPatternOnElementAddedToSelection);
}
}
if (AutomationPeer.ListenerExists(AutomationEvents.SelectionItemPatternOnElementRemovedFromSelection))
{
foreach (DateTime date in e.RemovedItems)
{
RaiseDayButtonSelectionEvent(
calendar,
date,
AutomationEvents.SelectionItemPatternOnElementRemovedFromSelection);
}
}
}
}
/// <summary>
/// Adds the current element to the collection of selected items.
/// </summary>
void ISelectionItemProvider.AddToSelection()
{
// Return if the item is already selected
CalendarExDayButton button = OwningCalendarDayButton;
if (button.IsSelected)
{
return;
}
CalendarEx calendar = OwningCalendar;
if (EnsureSelection() && button.DataContext != null)
{
if (calendar.SelectionMode == CalendarExSelectionMode.SingleDate)
{
calendar.SelectedDate = (DateTime)button.DataContext;
}
else
{
calendar.SelectedDates.Add((DateTime)button.DataContext);
}
}
}
/// <summary>
/// Initializes a new instance of the
/// <see cref="T:System.Windows.Automation.Peers.CalendarExAutomationPeer" />
/// class.
/// </summary>
/// <param name="owner">
/// The <see cref="T:System.Windows.Controls.Calendar" /> instance to
/// associate with the
/// <see cref="T:System.Windows.Automation.Peers.CalendarExAutomationPeer" />.
/// </param>
public CalendarExAutomationPeer(CalendarEx owner)
: base(owner)
{
}
private Highcharts GetAssignmentsPlot(IEnumerable <Assignment> assignments)
{
var dateBegin = DateTime.Now.Date.AddDays(-30);
var dateEnd = DateTime.Now.Date.AddDays(1).AddSeconds(-1);
var assignmentsByDates = new List <ViewModel.Primitives.AssignmentsCountPoint>();
foreach (var serie in CalendarEx.GetSeriePeriodsWithMaxPointInPeriod(100, CalendarEx.StepType.Days, dateBegin, dateEnd))
{
var datePoint = new ViewModel.Primitives.AssignmentsCountPoint {
Name = serie.PeriodEnd.ToString("d", CultureInfo.CurrentCulture)
};
var dateAssignments = Model.Helpers.FilterAssignmentsForPeriodWithActive(assignments.ToList(), serie.PeriodBegin, serie.PeriodEnd);
datePoint.Total = dateAssignments.Count;
var overduedateAssignments = dateAssignments.Where(a => a.HasOverdueOnDate(serie.PeriodEnd)).ToList();
datePoint.Overdue = overduedateAssignments.Count;
assignmentsByDates.Add(datePoint);
}
var overdueAssignments = assignmentsByDates.Select(a => new Point()
{
Name = a.Name, Y = a.Overdue
}).ToArray();
var totalAssignments = assignmentsByDates.Select(a => new Point()
{
Name = a.Name, Y = a.Total
}).ToArray();
var chart = new Highcharts("AssignmentsPlot")
.InitChart(new Chart {
Type = ChartTypes.Spline, PlotShadow = false, PlotBackgroundColor = null, PlotBorderWidth = null
})
.SetExporting(new Exporting()
{
Enabled = false
})
.SetTitle(new Title {
Text = "", Align = HorizontalAligns.Left
})
.SetTooltip(new Tooltip {
Shared = true
})
.SetLegend(new Legend {
ItemStyle = "fontWeight: 'normal'"
})
.SetPlotOptions(new PlotOptions
{
Line = new PlotOptionsLine
{
AllowPointSelect = true,
Cursor = Cursors.Pointer,
ShowInLegend = true
}
})
.SetYAxis(new YAxis()
{
Min = 0,
Title = new YAxisTitle()
{
Text = "Задания"
}
})
.SetXAxis(new XAxis
{
Type = AxisTypes.Datetime,
DateTimeLabelFormats = new DateTimeLabel()
{
Day = "%d.%m.%Y", Week = "%d.%m.%Y", Month = "%d.%m.%Y"
}
})
.SetSeries(new []
{
new Series
{
Type = ChartTypes.Line,
Name = "Общее количество",
Data = new Data(totalAssignments),
Color = ChartColors.Color1,
PlotOptionsSeries = new PlotOptionsSeries()
{
PointStart = new PointStart(DateTime.Now.AddDays(-30)),
PointInterval = 24 * 3600 * 1000 // Один день в миллисекундах.
}
},
new Series
{
Type = ChartTypes.Line,
Name = "Просроченные",
Data = new Data(overdueAssignments),
Color = ChartColors.Red,
PlotOptionsSeries = new PlotOptionsSeries()
{
PointStart = new PointStart(DateTime.Now.AddDays(-30)),
PointInterval = 24 * 3600 * 1000 // Один день в миллисекундах.
}
},
});
return(chart);
}
/// <summary>
/// Initializes a new instance of the
/// <see cref="T:System.Windows.Controls.SelectedDatesCollection" />
/// class.
/// </summary>
/// <param name="owner">
/// The <see cref="T:System.Windows.Controls.Calendar" /> associated
/// with this object.
/// </param>
public SelectedDatesExCollection(CalendarEx owner)
{
_owner = owner;
_addedItems = new Collection <DateTime>();
_dispatcherThread = Thread.CurrentThread;
}
/// <summary>
/// Adds all the dates in the specified range, which includes the first
/// and last dates, to the collection.
/// </summary>
/// <param name="start">The first date to add to the collection.</param>
/// <param name="end">The last date to add to the collection.</param>
public void AddRange(DateTime start, DateTime end)
{
DateTime?rangeStart;
// increment parameter specifies if the Days were selected in
// Descending order or Ascending order based on this value, we add
// the days in the range either in Ascending order or in Descending
// order
int increment = (DateTime.Compare(end, start) >= 0) ? 1 : -1;
_addedItems.Clear();
rangeStart = start;
_isRangeAdded = true;
if (_owner.IsMouseSelection)
{
// In Mouse Selection we allow the user to be able to add
// multiple ranges in one action in MultipleRange Mode. In
// SingleRange Mode, we only add the first selected range.
while (rangeStart.HasValue && DateTime.Compare(end, rangeStart.Value) != -increment)
{
if (CalendarEx.IsValidDateSelection(_owner, rangeStart))
{
Add(rangeStart.Value);
}
else
{
if (_owner.SelectionMode == CalendarExSelectionMode.SingleRange)
{
_owner.HoverEnd = rangeStart.Value.AddDays(-increment);
break;
}
}
rangeStart = DateTimeHelper.AddDays(rangeStart.Value, increment);
}
}
else
{
// If CalendarSelectionMode.SingleRange and a user
// programmatically tries to add multiple ranges, we will throw
// away the old range and replace it with the new one. In order
// to provide the removed items without an additional event, we
// are calling ClearInternal
if (_owner.SelectionMode == CalendarExSelectionMode.SingleRange && Count > 0)
{
foreach (DateTime item in this)
{
_owner.RemovedItems.Add(item);
}
ClearInternal();
}
while (rangeStart.HasValue && DateTime.Compare(end, rangeStart.Value) != -increment)
{
Add(rangeStart.Value);
rangeStart = DateTimeHelper.AddDays(rangeStart.Value, increment);
}
}
_owner.OnSelectedDatesCollectionChanged(new SelectionChangedEventArgs(_owner.RemovedItems, _addedItems));
_owner.RemovedItems.Clear();
_owner.UpdateMonths();
_isRangeAdded = false;
}
