/// <summary>
/// Exposed for testing purposes.
/// </summary>
internal void UpdateHoverDecoration(CalendarCellModel hoveredCellModel)
{
if (hoveredCellModel != null && hoveredCellModel == this.lastHoveredCell)
{
return;
}
this.cellsToUpdate.Clear();
if (this.lastHoveredCell != null)
{
this.lastHoveredCell.IsPointerOver = false;
this.cellsToUpdate.Add(this.lastHoveredCell);
}
this.lastHoveredCell = hoveredCellModel;
if (hoveredCellModel != null)
{
hoveredCellModel.IsPointerOver = true;
this.cellsToUpdate.Add(hoveredCellModel);
}
if (this.cellsToUpdate.Count > 0)
{
this.Owner.UpdatePresenters(this.cellsToUpdate);
}
}
private void EnsureTodaySlot()
{
MultiDayViewSettings settings = this.Calendar.multiDayViewSettings;
DateTime today = DateTime.Now.Date;
if (this.todaySlot == null)
{
this.todaySlot = new Slot();
this.todaySlot.Start = today.AddTicks(settings.DayStartTime.Ticks);
this.todaySlot.End = today.AddTicks(settings.DayEndTime.Ticks);
}
double startY = this.DateToVerticalPosition(today, this.todaySlot.Start);
DateTime endDate = this.todaySlot.End.TimeOfDay > settings.DayEndTime
? endDate = this.todaySlot.End.Add(TimeSpan.FromTicks(settings.DayEndTime.Ticks - this.todaySlot.End.TimeOfDay.Ticks))
: endDate = this.todaySlot.End;
double endY = this.DateToVerticalPosition(today, endDate);
CalendarCellModel todayCell = this.CalendarCells.FirstOrDefault(a => a.Date == today);
if (todayCell != null && startY < endY)
{
RadRect layoutSlot = new RadRect(todayCell.layoutSlot.X - this.timeRulerWidth, startY, todayCell.layoutSlot.Width, endY - startY);
this.todaySlot.layoutSlot = layoutSlot;
}
else if (todayCell == null)
{
this.todaySlot.layoutSlot = RadRect.Empty;
}
}
internal void InitSelection(CalendarCellModel cellModel)
{
this.selectOperation = new SelectOperation(cellModel);
this.UpdateCellsIsSelectedFlags(this.selectOperation.CurrentSelectedRange, true);
this.RefreshModifiedCells();
}
private void EnsureCalendarCells()
{
if (this.calendarCells == null)
{
this.calendarCells = new ElementCollection <CalendarCellModel>(this);
int itemCount = this.RowCount * this.ColumnCount;
for (int cellIndex = 0; cellIndex < itemCount; cellIndex++)
{
CalendarCellModel cell = new CalendarCellModel();
this.calendarCells.Add(cell);
}
}
else
{
foreach (CalendarCellModel cell in this.calendarCells)
{
cell.ClearValue(CalendarCellModel.IsBlackoutPropertyKey);
cell.ClearValue(CalendarCellModel.IsHighlightedPropertyKey);
cell.ClearValue(CalendarCellModel.IsSelectedPropertyKey);
cell.ClearValue(CalendarCellModel.IsFromAnotherViewPropertyKey);
cell.ClearValue(CalendarCellModel.IsCurrentPropertyKey);
cell.ClearValue(CalendarCellModel.IsPointerOverPropertyKey);
}
}
}
internal static Slot GetSlotFromPoint(Point hitPoint, ElementCollection <CalendarTimeRulerItem> calendarTimeRulerItems, ElementCollection <CalendarCellModel> calendarCells, int visibleDays)
{
Slot slot = new Slot();
foreach (CalendarTimeRulerItem item in calendarTimeRulerItems)
{
if (item.layoutSlot.Y <= hitPoint.Y && item.layoutSlot.Y + item.layoutSlot.Height >= hitPoint.Y)
{
int cellsCount = calendarCells.Count;
for (int i = 0; i < cellsCount; i++)
{
CalendarCellModel cell = calendarCells[i];
if (cell.layoutSlot.X <= hitPoint.X && cell.layoutSlot.X + cell.layoutSlot.Width >= hitPoint.X &&
i + visibleDays < cellsCount)
{
DateTime date = cell.Date.AddDays(visibleDays);
TimeSpan startTime = item.StartTime;
slot.Start = new DateTime(date.Year, date.Month, date.Day, startTime.Hours, startTime.Minutes, startTime.Seconds);
TimeSpan endTime = item.EndTime;
slot.End = new DateTime(date.Year, date.Month, date.Day, endTime.Hours, endTime.Minutes, endTime.Seconds);
}
}
}
}
return(slot);
}
internal override void PrepareCalendarCell(CalendarCellModel cell, DateTime date)
{
cell.Date = date;
cell.Label = string.Format(this.Calendar.Culture, this.Calendar.MonthViewCellFormat, date);
cell.IsFromAnotherView = date.Month != this.Calendar.DisplayDate.Month;
}
internal override void PrepareCalendarCell(CalendarCellModel cell, DateTime date)
{
cell.Date = date;
cell.Label = string.Format(this.Calendar.Culture, this.Calendar.CenturyViewCellFormat, date, date.AddYears(9));
//// NOTE: With default (5x2) layout there are no cells from another view - consider adding this logic if option to change the layout is added.
}
private void EnsureCalendarCells()
{
if (this.calendarCells == null || this.calendarCells.Count == 0)
{
if (this.calendarCells == null)
{
this.calendarCells = new ElementCollection <CalendarCellModel>(this);
}
// New way of indexing cell models to support the ITableProvider and IGridProvider automation providers.
for (int i = 0; i < this.RowCount; i++)
{
for (int j = 0; j < this.ColumnCount + (this.BufferItemsCount * 2); j++)
{
CalendarCellModel cell = new CalendarCellModel(i, j);
this.calendarCells.Add(cell);
}
}
}
else
{
foreach (CalendarCellModel cell in this.calendarCells)
{
cell.ClearValue(CalendarCellModel.IsBlackoutPropertyKey);
cell.ClearValue(CalendarCellModel.IsHighlightedPropertyKey);
cell.ClearValue(CalendarCellModel.IsSelectedPropertyKey);
cell.ClearValue(CalendarCellModel.IsFromAnotherViewPropertyKey);
cell.ClearValue(CalendarCellModel.IsCurrentPropertyKey);
cell.ClearValue(CalendarCellModel.IsPointerOverPropertyKey);
}
}
}
internal bool HandleCellTap()
{
bool handled = false;
if (this.CurrentDate != DateTime.MinValue)
{
if (this.Owner.DisplayMode != CalendarDisplayMode.MonthView)
{
this.Owner.RaiseMoveToLowerCommand(this.CurrentDate);
// CurrentDate is not changed but we need to update the visuals on view change.
this.AsyncUpdateCurrencyPresenters(this.CurrentDate, this.CurrentDate);
}
else
{
// We are certain that for month view there is indeed calendar cell that represents the date in CurrentDate property.
CalendarCellModel currentCell = this.Owner.GetCellByDate(this.CurrentDate);
if (currentCell != null)
{
this.Owner.RaiseCellTapCommand(currentCell);
}
}
handled = true;
}
return(handled);
}
internal void ClearHoverState()
{
if (this.lastHoveredCell != null)
{
this.lastHoveredCell.IsPointerOver = false;
this.lastHoveredCell = null;
}
}
internal void SelectCell(CalendarCellModel currentModelSelected)
{
this.lastPivotIndex = currentModelSelected.CollectionIndex;
this.UpdateCellsToRefresh(this.CurrentSelectedRange, this.lastPivotIndex);
this.UpdateCurrentRange(this.lastPivotIndex);
}
public SelectOperation(CalendarCellModel startCell)
{
this.firstCellIndex = startCell.CollectionIndex;
this.lastPivotIndex = startCell.CollectionIndex;
this.CellRangeToRefresh = new Tuple <int, int>(this.firstCellIndex, this.firstCellIndex);
this.CurrentSelectedRange = new Tuple <int, int>(this.firstCellIndex, this.firstCellIndex);
}
private FrameworkElement GetCalendarCellVisual(CalendarCellModel cell)
{
if (ShouldRenderDefaultVisual(cell))
{
return(this.GetDefaultVisual(cell));
}
return(this.GetTemplatedVisual(cell));
}
/// <summary>
/// Evaluates the appearance settings to be applied on the respective calendar appointment control.
/// </summary>
/// <param name="context">The CalendarAppointmentInfo context.</param>
/// <param name="cell">The CalendarCellModel cell.</param>
public DataTemplate SelectTemplate(CalendarAppointmentInfo context, CalendarCellModel cell)
{
if (cell == null)
{
return(null);
}
return(this.SelectTemplateCore(context, cell));
}
internal bool ShouldDeselectCell(CalendarCellModel cell)
{
// NOTE: Ignore time part for calendar calculations.
if (this.selectedDateRanges.Count == 1 && this.selectedDateRanges[0].StartDate.Date == this.selectedDateRanges[0].EndDate.Date)
{
return(this.Owner.GetCellByDate(this.selectedDateRanges[0].StartDate) == cell);
}
return(false);
}
internal void ArrangeCalendarContent(RadRect rect)
{
this.EnsureCalendarCells();
double cellWidth = rect.Width / (this.ColumnCount + (this.BufferItemsCount * 2));
if (this.SpecificColumnCount == 0)
{
this.SpecificColumnCount = this.RowCount;
}
double cellHeight = rect.Height / this.SpecificColumnCount;
DateTime dateToRender = this.GetFirstDateToRender(this.Calendar.DisplayDate);
int bufferItemsCount = this.BufferItemsCount;
if (bufferItemsCount > 0)
{
dateToRender = dateToRender.AddDays(-bufferItemsCount);
}
int itemIndex = 0;
double previousRight = rect.X;
double previousBottom = rect.Y;
for (int rowIndex = 0; rowIndex < this.RowCount; rowIndex++)
{
previousRight = rect.X;
for (int columnIndex = 0; columnIndex < this.ColumnCount + (bufferItemsCount * 2); columnIndex++)
{
CalendarCellModel calendarCell = this.CalendarCells[itemIndex];
this.PrepareCalendarCell(calendarCell, dateToRender);
double horizontalDifference = columnIndex * cellWidth - previousRight + rect.X;
double verticalDifference = rowIndex * cellHeight - previousBottom + rect.Y;
calendarCell.Arrange(new RadRect(previousRight, previousBottom, cellWidth + horizontalDifference, cellHeight + verticalDifference));
previousRight = calendarCell.layoutSlot.Right;
if (columnIndex == (this.ColumnCount + (bufferItemsCount * 2)) - 1)
{
previousBottom = calendarCell.layoutSlot.Bottom;
}
this.SnapToGridLines(calendarCell, rowIndex, columnIndex);
dateToRender = this.GetNextDateToRender(dateToRender);
itemIndex++;
}
}
}
private static void ApplyStyleToDefaultVisual(TextBlock visual, CalendarCellModel cell)
{
Style cellStyle = cell.Context.GetEffectiveCellContentStyle();
if (cellStyle == null)
{
return;
}
visual.Style = cellStyle;
}
private FrameworkElement GetTemplatedVisual(CalendarCellModel cell)
{
DataTemplate cellTemplate = cell.Context.CellTemplate;
FrameworkElement templatedVisual = cellTemplate.LoadContent() as FrameworkElement;
if (templatedVisual == null)
{
return(null);
}
templatedVisual.DataContext = cell;
this.AddVisualChild(templatedVisual);
this.realizedCalendarCellTemplatedPresenters.Add(cell, templatedVisual);
return(templatedVisual);
}
private void ArrangeCalendarColumnHeaders(RadRect viewRect, ref int itemIndex)
{
CalendarModel model = this.Calendar;
if (!model.AreDayNamesVisible)
{
return;
}
double previousRight = viewRect.X;
double cellWidth = viewRect.Width / (this.ColumnCount + (this.BufferItemsCount * 2));
double cellHeight = viewRect.Y;
int firstDayOfWeek = (int)model.Culture.DateTimeFormat.FirstDayOfWeek;
for (int columnIndex = 0; columnIndex < this.ColumnCount + (this.BufferItemsCount * 2); columnIndex++)
{
CalendarHeaderCellModel calendarCell = this.calendarHeaderCells[itemIndex];
calendarCell.Type = CalendarHeaderCellType.DayName;
string label = string.Empty;
if (model.DisplayMode != CalendarDisplayMode.MultiDayView)
{
int dayNameIndex = (firstDayOfWeek + columnIndex) % this.ColumnCount;
label = this.GetFormattedDayName(dayNameIndex);
}
else
{
CalendarCellModel cellOfHeader = this.CalendarCells.FirstOrDefault(a => a.ColumnIndex == columnIndex);
if (cellOfHeader != null)
{
label = this.GetFormattedDayName((int)cellOfHeader.Date.DayOfWeek);
}
}
calendarCell.Label = label;
double horizontalDifference = columnIndex * cellWidth - previousRight + viewRect.X;
calendarCell.Arrange(new RadRect(previousRight, 0d, cellWidth + horizontalDifference, cellHeight));
this.SnapToGridLines(calendarCell, -1, columnIndex);
itemIndex++;
previousRight = calendarCell.layoutSlot.Right;
}
}
private void UpdatePointerOverCellDecoration(CalendarCellModel cell)
{
if (!cell.IsPointerOver || this.Owner.PointerOverCellStyle == null || this.Owner.PointerOverCellStyle.DecorationStyle == null)
{
return;
}
if (this.pointerOverCellDecorationVisual == null)
{
this.pointerOverCellDecorationVisual = this.CreateDecorationVisual();
}
this.pointerOverCellDecorationVisual.Tag = cell;
this.pointerOverCellDecorationVisual.ClearValue(Border.VisibilityProperty);
this.ApplyStyleToCellDecorationVisual(this.pointerOverCellDecorationVisual, this.Owner.PointerOverCellStyle.DecorationStyle);
this.ArrangeCellDecoration(this.pointerOverCellDecorationVisual, cell.layoutSlot, cell.PointerOverDecorationZIndex);
}
private void UpdateCurrentCellDecoration(CalendarCellModel cell)
{
if (!cell.IsCurrent || !this.Owner.ShouldRenderCurrentVisuals || this.Owner.CurrentCellStyle == null || this.Owner.CurrentCellStyle.DecorationStyle == null)
{
return;
}
if (this.currentCellDecorationVisual == null)
{
this.currentCellDecorationVisual = this.CreateDecorationVisual();
}
this.currentCellDecorationVisual.Tag = cell;
this.currentCellDecorationVisual.ClearValue(Border.VisibilityProperty);
this.ApplyStyleToCellDecorationVisual(this.currentCellDecorationVisual, this.Owner.CurrentCellStyle.DecorationStyle);
this.ArrangeCellDecoration(this.currentCellDecorationVisual, cell.layoutSlot, cell.CurrentDecorationZIndex);
}
private FrameworkElement GetDefaultVisual(CalendarCellModel cell)
{
TextBlock visual;
if (this.recycledContainers.Count > 0)
{
visual = this.recycledContainers.Dequeue();
visual.ClearValue(TextBlock.VisibilityProperty);
this.realizedCalendarCellDefaultPresenters.Add(cell, visual);
}
else
{
visual = this.CreateDefaultVisual();
this.realizedCalendarCellDefaultPresenters.Add(cell, visual);
}
XamlContentLayerHelper.PrepareDefaultVisual(visual, cell);
return(visual);
}
private void UpdatePresenters(DateTime oldCurrentDate, DateTime newCurrentDate)
{
if (this.currentCellsToUpdate == null)
{
this.currentCellsToUpdate = new List <CalendarCellModel>();
}
else
{
this.currentCellsToUpdate.Clear();
}
if (oldCurrentDate != DateTime.MinValue && oldCurrentDate != newCurrentDate)
{
oldCurrentDate = CalendarMathHelper.GetCellDateForViewLevel(oldCurrentDate, this.Owner.DisplayMode);
CalendarCellModel previousCell = this.Owner.GetCellByDate(oldCurrentDate);
if (previousCell != null)
{
previousCell.IsCurrent = false;
this.currentCellsToUpdate.Add(previousCell);
}
}
if (newCurrentDate != DateTime.MinValue)
{
newCurrentDate = CalendarMathHelper.GetCellDateForViewLevel(newCurrentDate, this.Owner.DisplayMode);
if (newCurrentDate == oldCurrentDate && this.currentCellsToUpdate.Count > 0)
{
return;
}
CalendarCellModel currentCell = this.Owner.GetCellByDate(newCurrentDate);
if (currentCell != null)
{
currentCell.IsCurrent = true;
this.currentCellsToUpdate.Add(currentCell);
}
}
this.Owner.UpdatePresenters(this.currentCellsToUpdate);
}
internal void ModifySelection(CalendarCellModel currentModelSelected)
{
if (this.selectOperation == null || !this.selectOperation.ShouldModifySelection(currentModelSelected))
{
return;
}
if (this.selectOperation.ShouldModifySelection(currentModelSelected))
{
this.Owner.VisualStateService.UpdateHoldDecoration(null);
}
this.selectOperation.SelectCell(currentModelSelected);
this.UpdateCellsIsSelectedFlags(this.selectOperation.CellRangeToRefresh, false);
this.UpdateCellsIsSelectedFlags(this.selectOperation.CurrentSelectedRange, true);
this.UpdateSelectedCells();
var cellsToUpdate = this.GetCellModelsByRange(this.selectOperation.CellRangeToRefresh);
this.Owner.UpdatePresenters(cellsToUpdate);
}
internal Tuple <int, int> GetVisibleSelectedIndicesFromRange(CalendarDateRange range)
{
CalendarCellModel firstVisibleCell = this.Owner.Model.CalendarCells[0];
CalendarCellModel lastVisibleCell = this.Owner.Model.CalendarCells[this.Owner.Model.CalendarCells.Count - 1];
// NOTE: Ignore time part for calendar calculations.
if (range.EndDate.Date < firstVisibleCell.Date || range.StartDate.Date > lastVisibleCell.Date)
{
return(null);
}
int firstCellIndex, lastCellIndex;
if (range.StartDate.Date < firstVisibleCell.Date && range.EndDate.Date > lastVisibleCell.Date)
{
firstCellIndex = firstVisibleCell.CollectionIndex;
lastCellIndex = lastVisibleCell.CollectionIndex;
}
else if (range.StartDate.Date < firstVisibleCell.Date)
{
firstCellIndex = firstVisibleCell.CollectionIndex;
lastCellIndex = this.Owner.GetCellByDate(range.EndDate).CollectionIndex;
}
else if (range.EndDate.Date > lastVisibleCell.Date)
{
firstCellIndex = this.Owner.GetCellByDate(range.StartDate).CollectionIndex;
lastCellIndex = lastVisibleCell.CollectionIndex;
}
else
{
firstCellIndex = this.Owner.GetCellByDate(range.StartDate).CollectionIndex;
lastCellIndex = this.Owner.GetCellByDate(range.EndDate).CollectionIndex;
}
return(new Tuple <int, int>(firstCellIndex, lastCellIndex));
}
internal abstract void PrepareCalendarCell(CalendarCellModel cell, DateTime date);
internal bool ShouldModifySelection(CalendarCellModel currentModelSelected)
{
return(this.lastPivotIndex != currentModelSelected.CollectionIndex);
}
internal override void PrepareCalendarCell(CalendarCellModel cell, DateTime date)
{
cell.Date = date;
cell.Label = string.Format(this.Calendar.Culture, this.Calendar.YearViewCellFormat, date);
}
private static bool ShouldRenderDefaultVisual(CalendarCellModel cell)
{
return(cell.Context.CellTemplate == null);
}
internal void UpdateHoldDecoration(CalendarCellModel hoveredCellModel)
{
this.Owner.visualStateLayer.UpdateHoldDecoration(hoveredCellModel);
}
