/// <summary>
/// Initializes the specified minimum date.
/// </summary>
/// <param name="minDate">The minimum date.</param>
/// <param name="maxDate">The maximum date.</param>
/// <param name="highlightedDaysOfWeek">The highlighted days of week.</param>
/// <returns>FluentInitializer.</returns>
/// <exception cref="Java.Lang.IllegalArgumentException">
/// minDate and maxDate must be non-zero. +
/// Debug(minDate, maxDate)
/// or
/// minDate must be before maxDate. +
/// Debug(minDate, maxDate)
/// </exception>
public EFluentInitializer Init(DateTime minDate, DateTime maxDate, DayOfWeek[] highlightedDaysOfWeek)
{
if (minDate == DateTime.MinValue || maxDate == DateTime.MinValue)
{
throw new IllegalArgumentException("minDate and maxDate must be non-zero. " +
Debug(minDate, maxDate));
}
if (minDate.CompareTo(maxDate) > 0)
{
throw new IllegalArgumentException("minDate must be before maxDate. " +
Debug(minDate, maxDate));
}
HighlighDaysOfWeeks(highlightedDaysOfWeek);
Mode = SelectionMode.Single;
//Clear out any previously selected dates/cells.
SelectedCals.Clear();
SelectedCells.Clear();
_highlightedCals.Clear();
_highlightedCells.Clear();
//Clear previous state.
Cells.Clear();
Months.Clear();
MinDate = minDate;
MaxDate = maxDate;
MinDate = SetMidnight(MinDate);
MaxDate = SetMidnight(MaxDate);
// maxDate is exclusive: bump back to the previous day so if maxDate is the first of a month,
// We don't accidentally include that month in the view.
if (MaxDate.Day == 1)
{
MaxDate = MaxDate.AddMinutes(-1);
}
//Now iterate between minCal and maxCal and build up our list of months to show.
_monthCounter = MinDate;
int maxMonth = MaxDate.Month;
int maxYear = MaxDate.Year;
while ((_monthCounter.Month <= maxMonth ||
_monthCounter.Year < maxYear) &&
_monthCounter.Year < maxYear + 1)
{
var month = new MonthDescriptor(_monthCounter.Month, _monthCounter.Year, _monthCounter,
_monthCounter.ToString(MonthNameFormat), _styleDescriptor);
Cells.Add(GetMonthCells(month, _monthCounter));
Logr.D("Adding month {0}", month);
Months.Add(month);
_monthCounter = _monthCounter.AddMonths(1);
}
ValidateAndUpdate();
return(new EFluentInitializer(this));
}
/// <summary>
/// Called when [measure].
/// </summary>
/// <param name="widthMeasureSpec">horizontal space requirements as imposed by the parent.
/// The requirements are encoded with
/// <c><see cref="T:Android.Views.View+MeasureSpec" /></c>.</param>
/// <param name="heightMeasureSpec">vertical space requirements as imposed by the parent.
/// The requirements are encoded with
/// <c><see cref="T:Android.Views.View+MeasureSpec" /></c>.</param>
/// <exception cref="System.InvalidOperationException">Must have at least one month to display. Did you forget to call Init()?</exception>
/// <since version="Added in API level 1" />
/// <altmember cref="P:Android.Views.View.MeasuredWidth" />
/// <altmember cref="P:Android.Views.View.MeasuredHeight" />
/// <altmember cref="M:Android.Views.View.SetMeasuredDimension(System.Int32, System.Int32)" />
/// <altmember cref="M:Android.Views.View.get_SuggestedMinimumHeight" />
/// <altmember cref="M:Android.Views.View.get_SuggestedMinimumWidth" />
/// <altmember cref="M:Android.Views.View.MeasureSpec.GetMode(System.Int32)" />
/// <altmember cref="M:Android.Views.View.MeasureSpec.GetSize(System.Int32)" />
/// <remarks><para tool="javadoc-to-mdoc" />
/// <para tool="javadoc-to-mdoc">
/// Measure the view and its content to determine the measured width and the
/// measured height. This method is invoked by <c><see cref="M:Android.Views.View.Measure(System.Int32, System.Int32)" /></c> and
/// should be overriden by subclasses to provide accurate and efficient
/// measurement of their contents.
/// </para>
/// <para tool="javadoc-to-mdoc">
/// <i>CONTRACT:</i> When overriding this method, you
/// <i>must</i> call <c><see cref="M:Android.Views.View.SetMeasuredDimension(System.Int32, System.Int32)" /></c> to store the
/// measured width and height of this view. Failure to do so will trigger an
/// <c>IllegalStateException</c>, thrown by
/// <c><see cref="M:Android.Views.View.Measure(System.Int32, System.Int32)" /></c>. Calling the superclass'
/// <c><see cref="M:Android.Views.View.OnMeasure(System.Int32, System.Int32)" /></c> is a valid use.
/// </para>
/// <para tool="javadoc-to-mdoc">
/// The base class implementation of measure defaults to the background size,
/// unless a larger size is allowed by the MeasureSpec. Subclasses should
/// override <c><see cref="M:Android.Views.View.OnMeasure(System.Int32, System.Int32)" /></c> to provide better measurements of
/// their content.
/// </para>
/// <para tool="javadoc-to-mdoc">
/// If this method is overridden, it is the subclass's responsibility to make
/// sure the measured height and width are at least the view's minimum height
/// and width (<c><see cref="M:Android.Views.View.get_SuggestedMinimumHeight" /></c> and
/// <c><see cref="M:Android.Views.View.get_SuggestedMinimumWidth" /></c>).
/// </para>
/// <para tool="javadoc-to-mdoc">
/// <format type="text/html">
/// <a href="http://developer.android.com/reference/android/view/View.html#onMeasure(int, int)" target="_blank">[Android Documentation]</a>
/// </format>
/// </para></remarks>
protected override void OnMeasure(int widthMeasureSpec, int heightMeasureSpec)
{
if (Months.Count == 0)
{
throw new InvalidOperationException(
"Must have at least one month to display. Did you forget to call Init()?");
}
Logr.D("PickerView.OnMeasure w={0} h={1}", MeasureSpec.ToString(widthMeasureSpec),
MeasureSpec.ToString(heightMeasureSpec));
base.OnMeasure(widthMeasureSpec, heightMeasureSpec);
}
/// <summary>
/// Gets the month cells.
/// </summary>
/// <param name="month">The month.</param>
/// <param name="startCal">The start cal.</param>
/// <returns>List<List<MonthCellDescriptor>>.</returns>
internal List <List <MonthCellDescriptor> > GetMonthCells(MonthDescriptor month, DateTime startCal)
{
var cells = new List <List <MonthCellDescriptor> >();
var cal = new DateTime(startCal.Year, startCal.Month, 1);
var firstDayOfWeek = (int)cal.DayOfWeek;
cal = cal.AddDays((int)CultureInfo.CurrentCulture.DateTimeFormat.FirstDayOfWeek - firstDayOfWeek);
var minSelectedCal = GetMinDate(SelectedCals);
var maxSelectedCal = GetMaxDate(SelectedCals);
while ((cal.Month < month.Month + 1 || cal.Year < month.Year) &&
cal.Year <= month.Year)
{
Logr.D("Building week row starting at {0}", cal);
var weekCells = new List <MonthCellDescriptor>();
cells.Add(weekCells);
for (int i = 0; i < 7; i++)
{
var date = cal;
bool isCurrentMonth = cal.Month == month.Month;
bool isSelected = isCurrentMonth && ContatinsDate(SelectedCals, cal);
bool isSelectable = isCurrentMonth && IsBetweenDates(cal, MinDate, MaxDate);
bool isToday = IsSameDate(cal, Today);
bool isHighlighted = ContatinsDate(_highlightedCals, cal) || _hlighlightedDaysOfWeek[(int)cal.DayOfWeek];
int value = cal.Day;
var rangeState = RangeState.None;
if (SelectedCals.Count > 1)
{
if (IsSameDate(minSelectedCal, cal))
{
rangeState = RangeState.First;
}
else if (IsSameDate(maxSelectedCal, cal))
{
rangeState = RangeState.Last;
}
else if (IsBetweenDates(cal, minSelectedCal, maxSelectedCal))
{
rangeState = RangeState.Middle;
}
}
weekCells.Add(new MonthCellDescriptor(date, isCurrentMonth, isSelectable, isSelected,
isToday, isHighlighted, value, rangeState, _styleDescriptor));
cal = cal.AddDays(1);
}
}
return(cells);
}
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
SetContentView(Resource.Layout.calendar_picker);
var nextYear = DateTime.Now.AddYears(1);
var calendar = FindViewById <CalendarPickerView>(Resource.Id.calendar_view);
calendar.Init(DateTime.Now, nextYear)
.InMode(CalendarPickerView.SelectionMode.Single)
.WithSelectedDate(DateTime.Now)
.WithHighlightedDate(DateTime.Now.AddDays(2));
calendar.OnDateSelected +=
(s, e) => Toast.MakeText(this, e.SelectedDate.ToShortDateString(), ToastLength.Short).Show();
var btnSingle = FindViewById <Button>(Resource.Id.button_single);
var btnMulti = FindViewById <Button>(Resource.Id.button_multi);
var btnRange = FindViewById <Button>(Resource.Id.button_range);
var btnDialog = FindViewById <Button>(Resource.Id.button_dialog);
btnSingle.Click += (s, e) =>
{
btnSingle.Enabled = false;
btnMulti.Enabled = true;
btnRange.Enabled = true;
calendar.Init(DateTime.Now, nextYear)
.InMode(CalendarPickerView.SelectionMode.Single)
.WithSelectedDate(DateTime.Now);
};
btnMulti.Click += (s, e) =>
{
btnSingle.Enabled = true;
btnMulti.Enabled = false;
btnRange.Enabled = true;
var dates = new List <DateTime>();
for (int i = 0; i < 5; i++)
{
dates.Add(DateTime.Now.AddDays(3 * i));
}
calendar.Init(DateTime.Now, nextYear)
.InMode(CalendarPickerView.SelectionMode.Multi)
.WithSelectedDates(dates);
};
btnRange.Click += (s, e) =>
{
btnSingle.Enabled = true;
btnMulti.Enabled = true;
btnRange.Enabled = false;
var dates = new List <DateTime>()
{
DateTime.Now.AddDays(3), DateTime.Now.AddDays(5)
};
calendar.Init(DateTime.Now, nextYear)
.InMode(CalendarPickerView.SelectionMode.Range)
.WithSelectedDates(dates);
};
btnDialog.Click += (s, e) =>
{
var dialogView =
(CalendarPickerView)LayoutInflater.Inflate(Resource.Layout.dialog, null, false);
dialogView.Init(DateTime.Now, nextYear);
new AlertDialog.Builder(this).SetTitle("I'm a dialog!")
.SetView(dialogView)
.SetNeutralButton("Dismiss",
(sender, args) => { }).Create().Show();
};
FindViewById <Button>(Resource.Id.done_button).Click += (s, o) =>
{
calendar = FindViewById <CalendarPickerView>(Resource.Id.calendar_view);
Logr.D(TAG, "Selected time in millis: " + calendar.SelectedDate);
string toast = "Selected: " + calendar.SelectedDate;
Toast.MakeText(this, toast, ToastLength.Short).Show();
};
}
