private void PopulateGrids()
{
if (_monthView != null)
{
if (_dayTitleTemplate != null)
{
for (int i = 0; i < COLS; i++)
{
FrameworkElement titleCell = (FrameworkElement)this._dayTitleTemplate.LoadContent();
titleCell.SetValue(Grid.RowProperty, 0);
titleCell.SetValue(Grid.ColumnProperty, i);
this._monthView.Children.Add(titleCell);
}
}
for (int i = 1; i < ROWS; i++)
{
for (int j = 0; j < COLS; j++)
{
CalendarDayButton dayCell = new CalendarDayButton();
dayCell.Owner = this.Owner;
dayCell.SetValue(Grid.RowProperty, i);
dayCell.SetValue(Grid.ColumnProperty, j);
dayCell.SetBinding(CalendarDayButton.StyleProperty, GetOwnerBinding("CalendarDayButtonStyle"));
dayCell.AddHandler(CalendarDayButton.MouseLeftButtonDownEvent, new MouseButtonEventHandler(Cell_MouseLeftButtonDown), true);
dayCell.AddHandler(CalendarDayButton.MouseLeftButtonUpEvent, new MouseButtonEventHandler(Cell_MouseLeftButtonUp), true);
dayCell.AddHandler(CalendarDayButton.MouseEnterEvent, new MouseEventHandler(Cell_MouseEnter), true);
dayCell.AddHandler(CalendarDayButton.MouseLeaveEvent, new MouseEventHandler(Cell_MouseLeave), true);
dayCell.Click += new RoutedEventHandler(Cell_Clicked);
this._monthView.Children.Add(dayCell);
}
}
}
if (_yearView != null)
{
CalendarButton monthCell;
int count = 0;
for (int i = 0; i < YEAR_ROWS; i++)
{
for (int j = 0; j < YEAR_COLS; j++)
{
monthCell = new CalendarButton();
monthCell.Owner = this.Owner;
monthCell.SetValue(Grid.RowProperty, i);
monthCell.SetValue(Grid.ColumnProperty, j);
monthCell.SetBinding(CalendarButton.StyleProperty, GetOwnerBinding("CalendarButtonStyle"));
monthCell.AddHandler(CalendarButton.MouseLeftButtonDownEvent, new MouseButtonEventHandler(Month_MouseLeftButtonDown), true);
monthCell.AddHandler(CalendarButton.MouseLeftButtonUpEvent, new MouseButtonEventHandler(Month_MouseLeftButtonUp), true);
monthCell.AddHandler(CalendarButton.MouseEnterEvent, new MouseEventHandler(Month_MouseEnter), true);
monthCell.Click += new RoutedEventHandler(Month_Clicked);
this._yearView.Children.Add(monthCell);
count++;
}
}
}
}
private void AddMonthModeHighlight()
{
var owner = this.Owner;
if (owner == null)
{
return;
}
if (owner.HoverStart.HasValue && owner.HoverEnd.HasValue)
{
DateTime hStart = owner.HoverEnd.Value;
DateTime hEnd = owner.HoverEnd.Value;
int daysToHighlight = DateTimeHelper.CompareDays(owner.HoverEnd.Value, owner.HoverStart.Value);
if (daysToHighlight < 0)
{
hEnd = this.Owner.HoverStart.Value;
}
else
{
hStart = this.Owner.HoverStart.Value;
}
int count = ROWS * COLS;
for (int childIndex = COLS; childIndex < count; childIndex++)
{
CalendarDayButton childButton = _monthView.Children[childIndex] as CalendarDayButton;
if (childButton.DataContext is DateTime)
{
DateTime date = (DateTime)childButton.DataContext;
childButton.SetValue(
CalendarDayButton.IsHighlightedPropertyKey,
(daysToHighlight != 0) && DateTimeHelper.InRange(date, hStart, hEnd));
}
else
{
childButton.SetValue(CalendarDayButton.IsHighlightedPropertyKey, false);
}
}
}
else
{
int count = ROWS * COLS;
for (int childIndex = COLS; childIndex < count; childIndex++)
{
CalendarDayButton childButton = _monthView.Children[childIndex] as CalendarDayButton;
childButton.SetValue(CalendarDayButton.IsHighlightedPropertyKey, false);
}
}
}
private void SetMonthModeDayButtonState(CalendarDayButton childButton, DateTime?dateToAdd)
{
if (this.Owner != null)
{
if (dateToAdd.HasValue)
{
childButton.Visibility = Visibility.Visible;
// If the day is outside the DisplayDateStart/End boundary, do not show it
if (DateTimeHelper.CompareDays(dateToAdd.Value, this.Owner.DisplayDateStartInternal) < 0 || DateTimeHelper.CompareDays(dateToAdd.Value, this.Owner.DisplayDateEndInternal) > 0)
{
childButton.IsEnabled = false;
childButton.Visibility = Visibility.Hidden;
}
else
{
childButton.IsEnabled = true;
// SET IF THE DAY IS SELECTABLE OR NOT
childButton.SetValue(
CalendarDayButton.IsBlackedOutPropertyKey,
this.Owner.BlackoutDates.Contains(dateToAdd.Value));
// SET IF THE DAY IS ACTIVE OR NOT: set if the day is a trailing day or not
childButton.SetValue(
CalendarDayButton.IsInactivePropertyKey,
DateTimeHelper.CompareYearMonth(dateToAdd.Value, this.Owner.DisplayDateInternal) != 0);
// SET IF THE DAY IS TODAY OR NOT
if (DateTimeHelper.CompareDays(dateToAdd.Value, DateTime.Today) == 0)
{
childButton.SetValue(CalendarDayButton.IsTodayPropertyKey, true);
// Calendar.IsTodayHighlighted affects the final visual state for Today buttons
// but childButton property change callbacks are no called in response to
// Calendar.IsTodayHighlighted changing so we must explicitly update the visual state
childButton.ChangeVisualState(true);
}
else
{
childButton.SetValue(CalendarDayButton.IsTodayPropertyKey, false);
}
// SET IF THE DAY IS SELECTED OR NOT
// Since we should be comparing the Date values not DateTime values, we can't use this.Owner.SelectedDates.Contains(dateToAdd) directly
bool isSelected = false;
foreach (DateTime item in this.Owner.SelectedDates)
{
isSelected |= (DateTimeHelper.CompareDays(dateToAdd.Value, item) == 0);
}
childButton.SetValue(CalendarDayButton.IsSelectedPropertyKey, isSelected);
}
}
else
{
childButton.Visibility = Visibility.Hidden;
childButton.IsEnabled = false;
childButton.SetValue(CalendarDayButton.IsBlackedOutPropertyKey, false);
childButton.SetValue(CalendarDayButton.IsInactivePropertyKey, true);
childButton.SetValue(CalendarDayButton.IsTodayPropertyKey, false);
childButton.SetValue(CalendarDayButton.IsSelectedPropertyKey, false);
}
}
}
private void PopulateGrids()
{
if (_monthView != null)
{
if (_dayTitleTemplate != null)
{
for (int i = 0; i < COLS; i++)
{
FrameworkElement titleCell = (FrameworkElement)this._dayTitleTemplate.LoadContent();
titleCell.SetValue(Grid.RowProperty, 0);
titleCell.SetValue(Grid.ColumnProperty, i);
this._monthView.Children.Add(titleCell);
}
}
for (int i = 1; i < ROWS; i++)
{
for (int j = 0; j < COLS; j++)
{
CalendarDayButton dayCell = new CalendarDayButton();
dayCell.Owner = this.Owner;
dayCell.SetValue(Grid.RowProperty, i);
dayCell.SetValue(Grid.ColumnProperty, j);
dayCell.SetBinding(CalendarDayButton.StyleProperty, GetOwnerBinding("CalendarDayButtonStyle"));
dayCell.AddHandler(CalendarDayButton.MouseLeftButtonDownEvent, new MouseButtonEventHandler(Cell_MouseLeftButtonDown), true);
dayCell.AddHandler(CalendarDayButton.MouseLeftButtonUpEvent, new MouseButtonEventHandler(Cell_MouseLeftButtonUp), true);
dayCell.AddHandler(CalendarDayButton.MouseEnterEvent, new MouseEventHandler(Cell_MouseEnter), true);
dayCell.Click += new RoutedEventHandler(Cell_Clicked);
dayCell.AddHandler(PreviewKeyDownEvent, new RoutedEventHandler(CellOrMonth_PreviewKeyDown), true);
this._monthView.Children.Add(dayCell);
}
}
}
if (_yearView != null)
{
CalendarButton monthCell;
int count = 0;
for (int i = 0; i < YEAR_ROWS; i++)
{
for (int j = 0; j < YEAR_COLS; j++)
{
monthCell = new CalendarButton();
monthCell.Owner = this.Owner;
monthCell.SetValue(Grid.RowProperty, i);
monthCell.SetValue(Grid.ColumnProperty, j);
monthCell.SetBinding(CalendarButton.StyleProperty, GetOwnerBinding("CalendarButtonStyle"));
monthCell.AddHandler(CalendarButton.MouseLeftButtonDownEvent, new MouseButtonEventHandler(Month_MouseLeftButtonDown), true);
monthCell.AddHandler(CalendarButton.MouseLeftButtonUpEvent, new MouseButtonEventHandler(Month_MouseLeftButtonUp), true);
monthCell.AddHandler(CalendarButton.MouseEnterEvent, new MouseEventHandler(Month_MouseEnter), true);
monthCell.AddHandler(UIElement.PreviewKeyDownEvent, new RoutedEventHandler(CellOrMonth_PreviewKeyDown), true);
monthCell.Click += new RoutedEventHandler(Month_Clicked);
this._yearView.Children.Add(monthCell);
count++;
}
}
}
}
private void SetMonthModeDayButtonState(CalendarDayButton childButton, DateTime? dateToAdd)
{
if (this.Owner != null)
{
if (dateToAdd.HasValue)
{
childButton.Visibility = Visibility.Visible;
// If the day is outside the DisplayDateStart/End boundary, do not show it
if (DateTimeHelper.CompareDays(dateToAdd.Value, this.Owner.DisplayDateStartInternal) < 0 || DateTimeHelper.CompareDays(dateToAdd.Value, this.Owner.DisplayDateEndInternal) > 0)
{
childButton.IsEnabled = false;
childButton.Visibility = Visibility.Hidden;
}
else
{
childButton.IsEnabled = true;
// SET IF THE DAY IS SELECTABLE OR NOT
childButton.SetValue(
CalendarDayButton.IsBlackedOutPropertyKey,
this.Owner.BlackoutDates.Contains(dateToAdd.Value));
// SET IF THE DAY IS ACTIVE OR NOT: set if the day is a trailing day or not
childButton.SetValue(
CalendarDayButton.IsInactivePropertyKey,
DateTimeHelper.CompareYearMonth(dateToAdd.Value, this.Owner.DisplayDateInternal) != 0);
// SET IF THE DAY IS TODAY OR NOT
if (DateTimeHelper.CompareDays(dateToAdd.Value, DateTime.Today) == 0)
{
childButton.SetValue(CalendarDayButton.IsTodayPropertyKey, true);
// Calendar.IsTodayHighlighted affects the final visual state for Today buttons
// but childButton property change callbacks are no called in response to
// Calendar.IsTodayHighlighted changing so we must explicitly update the visual state
childButton.ChangeVisualState(true);
}
else
{
childButton.SetValue(CalendarDayButton.IsTodayPropertyKey, false);
}
// SET IF THE DAY IS SELECTED OR NOT
// Since we should be comparing the Date values not DateTime values, we can't use this.Owner.SelectedDates.Contains(dateToAdd) directly
bool isSelected = false;
foreach (DateTime item in this.Owner.SelectedDates)
{
isSelected |= (DateTimeHelper.CompareDays(dateToAdd.Value, item) == 0);
}
childButton.SetValue(CalendarDayButton.IsSelectedPropertyKey, isSelected);
}
}
else
{
childButton.Visibility = Visibility.Hidden;
childButton.IsEnabled = false;
childButton.SetValue(CalendarDayButton.IsBlackedOutPropertyKey, false);
childButton.SetValue(CalendarDayButton.IsInactivePropertyKey, true);
childButton.SetValue(CalendarDayButton.IsTodayPropertyKey, false);
childButton.SetValue(CalendarDayButton.IsSelectedPropertyKey, false);
}
}
}