protected override void OnMouseLeftButtonUp(MouseButtonEventArgs e)
{
base.OnMouseLeftButtonUp(e);
ICalendarSelectableElement hitted = HitTest(e.GetPosition(this), State == CalendarState.DraggingTimeSelection);
CalendarItem hittedItem = hitted as CalendarItem;
CalendarDay hittedDay = hitted as CalendarDay;
bool shiftPressed = Keyboard.IsKeyDown(Key.LeftShift) || Keyboard.IsKeyDown(Key.RightShift);
switch (State)
{
case CalendarState.Idle:
break;
case CalendarState.DraggingTimeSelection:
if (SelectedElementStart == null || (hitted != null && !SelectedElementEnd.Equals(hitted)))
{
SelectedElementEnd = hitted;
}
if (hittedDay != null)
{
if (hittedDay.HeaderBounds.Contains(e.GetPosition(this)))
{
OnDayHeaderClick(new CalendarDayEventArgs(hittedDay));
}
}
break;
case CalendarState.DraggingItem:
if (itemOnStateChanged)
{
OnItemDatesChanged(new CalendarItemEventArgs(itemOnState));
}
break;
case CalendarState.ResizingItem:
if (itemOnStateChanged)
{
OnItemDatesChanged(new CalendarItemEventArgs(itemOnState));
}
break;
case CalendarState.EditingItemText:
break;
}
if (itemOnState != null)
{
itemOnState.SetIsDragging(false);
itemOnState.SetIsResizingEndDate(false);
itemOnState.SetIsResizingStartDate(false);
Invalidate(itemOnState);
OnItemClick(new CalendarItemEventArgs(itemOnState));
itemOnState = null;
}
SetState(CalendarState.Idle);
}
/// <summary>
/// Updates the
/// </summary>
private void UpdateDaysAndWeeks()
{
TimeSpan span = (new DateTime(ViewEnd.Year, ViewEnd.Month, ViewEnd.Day, 23, 59, 59)).Subtract(ViewStart.Date);
int preDays = 0;
span = span.Add(new TimeSpan(0, 0, 0, 1, 0));
if (span.Days < 1 || span.Days > MaximumViewDays)
{
throw new Exception("Days between ViewStart and ViewEnd should be between 1 and MaximumViewDays");
}
if (span.Days > MaximumFullDays)
{
SetDaysMode(CalendarDaysMode.Short);
preDays = (new int[] { 0, 1, 2, 3, 4, 5, 6 })[(int)ViewStart.DayOfWeek] - (int)FirstDayOfWeek;
span = span.Add(new TimeSpan(preDays, 0, 0, 0));
while (span.Days % 7 != 0)
{
span = span.Add(new TimeSpan(1, 0, 0, 0));
}
}
else
{
SetDaysMode(CalendarDaysMode.Expanded);
}
_days = new CalendarDay[span.Days];
for (int i = 0; i < Days.Length; i++)
{
Days[i] = new CalendarDay(this, ViewStart.AddDays(-preDays + i), i);
}
//Weeks
if (DaysMode == CalendarDaysMode.Short)
{
List <CalendarWeek> weeks = new List <CalendarWeek>();
for (int i = 0; i < Days.Length; i++)
{
if (Days[i].Date.DayOfWeek == FirstDayOfWeek)
{
weeks.Add(new CalendarWeek(this, Days[i].Date));
}
}
_weeks = weeks.ToArray();
}
else
{
_weeks = new CalendarWeek[] { };
}
UpdateHighlights();
}
/// <summary>
/// Creates a new <see cref="CalendarTimeScaleUnit"/>
/// </summary>
/// <param name="day"><see cref="CalendarDay"/> this unit belongs to</param>
/// <param name="index">Index of the unit relative to the container day</param>
/// <param name="hours">Hour of the unit</param>
/// <param name="minutes">Minutes of the unit</param>
internal CalendarTimeScaleUnit(CalendarDay day, int index, int hours, int minutes)
: base(day.Calendar)
{
_day = day;
_index = index;
_hours = hours;
_minutes = minutes;
_passingItems = new List <CalendarItem>();
}
/// <summary>
/// Creates a new item on the current selection.
/// If there's no selection, this will be ignored.
/// </summary>
/// <param name="itemText">Text of the item</param>
/// <param name="editMode">If <c>true</c> activates the edit mode so user can edit the text of the item.</param>
public void CreateItemOnSelection(string itemText, bool editMode)
{
if (SelectedElementEnd == null || SelectedElementStart == null)
{
return;
}
CalendarTimeScaleUnit unitEnd = SelectedElementEnd as CalendarTimeScaleUnit;
CalendarDayTop dayTop = SelectedElementEnd as CalendarDayTop;
CalendarDay day = SelectedElementEnd as CalendarDay;
TimeSpan duration = unitEnd != null ? unitEnd.Duration : new TimeSpan(23, 59, 59);
CalendarItem item = new CalendarItem(this);
DateTime dstart = SelectedElementStart.Date;
DateTime dend = SelectedElementEnd.Date;
if (dend.CompareTo(dstart) < 0)
{
DateTime dtmp = dend;
dend = dstart;
dstart = dtmp;
}
item.StartDate = dstart;
item.EndDate = dend.Add(duration);
item.Text = itemText;
CalendarItemCancelEventArgs evtA = new CalendarItemCancelEventArgs(item);
OnItemCreating(evtA);
if (!evtA.Cancel)
{
Items.Add(item);
if (editMode)
{
_creatingItem = true;
ActivateEditMode(item);
}
}
}
/// <summary>
/// Informs elements who's selected and who's not, and repaints <see cref="_selectedElementSquare"/>
/// </summary>
private void UpdateSelectionElements()
{
CalendarTimeScaleUnit unitStart = _selectedElementStart as CalendarTimeScaleUnit;
CalendarDayTop topStart = _selectedElementStart as CalendarDayTop;
CalendarDay dayStart = _selectedElementStart as CalendarDay;
CalendarTimeScaleUnit unitEnd = _selectedElementEnd as CalendarTimeScaleUnit;
CalendarDayTop topEnd = _selectedElementEnd as CalendarDayTop;
CalendarDay dayEnd = _selectedElementEnd as CalendarDay;
ClearSelectedComponents();
if (_selectedElementEnd == null || _selectedElementStart == null)
{
return;
}
if (_selectedElementEnd.CompareTo(SelectedElementStart) < 0)
{
//swap
unitStart = _selectedElementEnd as CalendarTimeScaleUnit;
topStart = _selectedElementEnd as CalendarDayTop;
dayStart = _selectedElementEnd as CalendarDay;
unitEnd = SelectedElementStart as CalendarTimeScaleUnit;
topEnd = SelectedElementStart as CalendarDayTop;
dayEnd = _selectedElementStart as CalendarDay;
}
if (unitStart != null && unitEnd != null)
{
bool reached = false;
for (int i = unitStart.Day.Index; !reached; i++)
{
for (int j = (i == unitStart.Day.Index ? unitStart.Index : 0); i < Days.Length && j < Days[i].TimeUnits.Length; j++)
{
CalendarTimeScaleUnit unit = Days[i].TimeUnits[j];
unit.SetSelected(true);
GrowSquare(unit.Bounds);
_selectedElements.Add(unit);
if (unit.Equals(unitEnd))
{
reached = true;
break;
}
}
}
}
else if (topStart != null && topEnd != null)
{
for (int i = topStart.Day.Index; i <= topEnd.Day.Index; i++)
{
CalendarDayTop top = Days[i].DayTop;
top.SetSelected(true);
GrowSquare(top.Bounds);
_selectedElements.Add(top);
}
}
else if (dayStart != null && dayEnd != null)
{
for (int i = dayStart.Index; i <= dayEnd.Index; i++)
{
CalendarDay day = Days[i];
day.SetSelected(true);
GrowSquare(day.Bounds);
_selectedElements.Add(day);
}
}
InvalidateVisual(); // Invalidate(_selectedElementSquare);
}
/// <summary>
/// Invalidates the bounds of the specified day
/// </summary>
/// <param name="day"></param>
public void Invalidate(CalendarDay day)
{
InvalidateVisual(); // Invalidate(day.Bounds);
}
/// <summary>
/// Creates a new <see cref="CalendarRendererDayEventArgs"/> object
/// </summary>
/// <param name="original">Orignal object to copy basic paramters</param>
/// <param name="day">Day to render</param>
public CalendarRendererDayEventArgs(CalendarRendererEventArgs original, CalendarDay day)
: base(original)
{
_day = day;
}
/// <summary>
/// Creates a new DayTop for the specified day
/// </summary>
/// <param name="day"></param>
public CalendarDayTop(CalendarDay day)
: base(day.Calendar)
{
_day = day;
_passingItems = new List <CalendarItem>();
}
/// <summary>
/// Creates a new event with the specified day
/// </summary>
/// <param name="day">Day of the event</param>
public CalendarDayEventArgs(CalendarDay day)
{
_calendarDay = day;
}