protected void SetButtonSpecial(CalendarButton button, SpecialDate special)
{
Device.BeginInvokeOnMainThread(() =>
{
if (special.FontSize.HasValue)
{
button.FontSize = special.FontSize.Value;
}
if (special.BorderWidth.HasValue)
{
button.BorderWidth = special.BorderWidth.Value;
}
if (special.BorderColor.HasValue)
{
button.BorderColor = special.BorderColor.Value;
}
if (special.BackgroundColor.HasValue)
{
button.BackgroundColor = special.BackgroundColor.Value;
}
if (special.TextColor.HasValue)
{
button.TextColor = special.TextColor.Value;
}
button.IsEnabled = special.Selectable;
});
}
public Calendar()
{
TitleLeftArrow = new CalendarButton
{
FontAttributes = FontAttributes.Bold,
BackgroundColor = Color.Transparent,
FontSize = 24,
Text = "❰",
TextColor = Color.FromHex("#c82727")
};
TitleLabel = new Label
{
FontSize = 24,
VerticalTextAlignment = TextAlignment.Center,
HorizontalTextAlignment = TextAlignment.Center,
FontAttributes = FontAttributes.Bold,
TextColor = Color.Black,
HorizontalOptions = LayoutOptions.FillAndExpand,
Text = ""
};
TitleRightArrow = new CalendarButton
{
FontAttributes = FontAttributes.Bold,
BackgroundColor = Color.Transparent,
FontSize = 24,
Text = "❱",
TextColor = Color.FromHex("#c82727")
};
MonthNavigationLayout = new StackLayout
{
Padding = 0,
VerticalOptions = LayoutOptions.Start,
Orientation = StackOrientation.Horizontal,
HeightRequest = 32,
Children = { TitleLeftArrow, TitleLabel, TitleRightArrow }
};
ContentView = new StackLayout
{
Padding = 0,
Orientation = StackOrientation.Vertical
};
MainView = new StackLayout
{
Padding = 0,
Orientation = StackOrientation.Vertical,
Children = { MonthNavigationLayout, ContentView }
};
TitleLeftArrow.Clicked += LeftArrowClickedEvent;
TitleRightArrow.Clicked += RightArrowClickedEvent;
dayLabels = new List <Label>(7);
weekNumberLabels = new List <Label>(6);
buttons = new List <CalendarButton>(42);
MainCalendars = new List <Grid>(1);
WeekNumbers = new List <Grid>(1);
CalendarViewType = DateTypeEnum.Normal;
YearsRow = 4;
YearsColumn = 4;
}
protected void SetButtonNormal(CalendarButton button)
{
button.BackgroundPattern = null;
button.BackgroundImage = null;
Device.BeginInvokeOnMainThread(() =>
{
button.IsEnabled = true;
button.IsSelected = false;
button.FontSize = DatesFontSize;
button.BorderWidth = BorderWidth;
button.BorderColor = BorderColor;
button.CornerRadius = CornerRadius;
button.FontFamily = button.IsOutOfMonth ? DatesFontFamilyOutsideMonth : DatesFontFamily;
if (DatesAlternateBackgroundColor.HasValue && button.Row % 2 == 0)
{
button.BackgroundColor = button.IsOutOfMonth ? DatesBackgroundColorOutsideMonth : DatesAlternateBackgroundColor.Value;
}
else
{
button.BackgroundColor = button.IsOutOfMonth ? DatesBackgroundColorOutsideMonth : DatesBackgroundColor;
}
button.TextColor = button.IsOutOfMonth ? DatesTextColorOutsideMonth : DatesTextColor;
button.FontAttributes = button.IsOutOfMonth ? DatesFontAttributesOutsideMonth : DatesFontAttributes;
button.IsEnabled = ShowNumOfMonths == 1 || !button.IsOutOfMonth;
});
}
protected void SetButtonSelected(CalendarButton button, bool isInsideMonth)
{
Device.BeginInvokeOnMainThread(() =>
{
button.IsEnabled = true;
button.IsSelected = true;
button.FontSize = SelectedFontSize;
button.BorderWidth = SelectedBorderWidth;
button.BorderColor = SelectedBorderColor;
button.BackgroundColor = SelectedBackgroundColor.HasValue ? SelectedBackgroundColor.Value : DatesBackgroundColor;
button.TextColor = SelectedTextColor.HasValue ? SelectedTextColor.Value : (isInsideMonth ? DatesTextColor : DatesTextColorOutsideMonth);
});
}
protected void ResetButton(CalendarButton b)
{
if (b.Date.HasValue)
{
SelectedDates.Remove(b.Date.Value.Date);
}
var spD = SpecialDates?.FirstOrDefault(s => s.Date.Date == b.Date.Value.Date);
SetButtonNormal(b);
if (spD != null)
{
SetButtonSpecial(b, spD);
}
}
protected void SetButtonDisabled(CalendarButton button)
{
Device.BeginInvokeOnMainThread(() =>
{
button.FontSize = DisabledFontSize;
button.BorderWidth = DisabledBorderWidth;
button.BorderColor = DisabledBorderColor;
button.BackgroundColor = DisabledBackgroundColor;
button.TextColor = DisabledTextColor;
button.IsEnabled = false;
button.IsSelected = false;
button.IsOutOfMonth = false;
});
}
protected void SetButtonNormal(CalendarButton button, bool isInsideMonth)
{
Device.BeginInvokeOnMainThread(() =>
{
button.IsEnabled = true;
button.IsSelected = false;
button.IsOutOfMonth = !isInsideMonth;
button.FontSize = DatesFontSize;
button.BorderWidth = BorderWidth;
button.BorderColor = BorderColor;
button.BackgroundColor = isInsideMonth ? DatesBackgroundColor : DatesBackgroundColorOutsideMonth;
button.TextColor = isInsideMonth ? DatesTextColor : DatesTextColorOutsideMonth;
});
}
protected void SetButtonNormal(CalendarButton button)
{
Device.BeginInvokeOnMainThread(() =>
{
button.IsEnabled = true;
button.IsSelected = false;
button.BackgroundPattern = null;
button.FontSize = DatesFontSize;
button.BorderWidth = BorderWidth;
button.BorderColor = BorderColor;
button.BackgroundColor = button.IsOutOfMonth ? DatesBackgroundColorOutsideMonth : DatesBackgroundColor;
button.TextColor = button.IsOutOfMonth ? DatesTextColorOutsideMonth : DatesTextColor;
button.FontAttributes = button.IsOutOfMonth ? DatesFontAttributesOutsideMonth : DatesFontAttributes;
button.IsEnabled = ShowNumOfMonths == 1 || !button.IsOutOfMonth;
});
}
protected void SetButtonDisabled(CalendarButton button)
{
Device.BeginInvokeOnMainThread(() =>
{
button.BackgroundPattern = null;
button.BackgroundImage = null;
button.FontSize = DisabledFontSize;
button.BorderWidth = DisabledBorderWidth;
button.BorderColor = DisabledBorderColor;
button.BackgroundColor = DisabledBackgroundColor;
button.TextColor = DisabledTextColor;
button.FontAttributes = DisabledFontAttributes;
button.FontFamily = DisabledFontFamily;
button.IsEnabled = false;
button.IsSelected = false;
});
}
protected void SetButtonSelected(CalendarButton button, SpecialDate special)
{
Device.BeginInvokeOnMainThread(() =>
{
var defaultBackgroundColor = button.IsOutOfMonth ? DatesBackgroundColorOutsideMonth : DatesBackgroundColor;
var defaultTextColor = button.IsOutOfMonth ? DatesTextColorOutsideMonth : DatesTextColor;
var defaultFontAttributes = button.IsOutOfMonth ? DatesFontAttributesOutsideMonth : DatesFontAttributes;
button.BackgroundPattern = special != null ? special.BackgroundPattern : null;
button.IsEnabled = true;
button.IsSelected = true;
button.FontSize = SelectedFontSize;
button.BorderWidth = SelectedBorderWidth;
button.BorderColor = SelectedBorderColor;
button.BackgroundColor = SelectedBackgroundColor.HasValue ? SelectedBackgroundColor.Value : (special != null && special.BackgroundColor.HasValue ? special.BackgroundColor.Value : defaultBackgroundColor);
button.TextColor = SelectedTextColor.HasValue ? SelectedTextColor.Value : (special != null && special.TextColor.HasValue ? special.TextColor.Value : defaultTextColor);
button.FontAttributes = SelectedFontAttributes != FontAttributes.None ? SelectedFontAttributes : (special != null && special.FontAttributes.HasValue ? special.FontAttributes.Value : defaultFontAttributes);
});
}
protected void SetButtonSpecial(CalendarButton button, SpecialDate special)
{
if (button.IsOutOfMonth && HideSpecialOutOfMonth)
{
return;
}
Device.BeginInvokeOnMainThread(() =>
{
button.BackgroundPattern = special.BackgroundPattern;
button.BackgroundImage = special.BackgroundImage;
if (special.FontSize.HasValue)
{
button.FontSize = special.FontSize.Value;
}
if (special.BorderWidth.HasValue)
{
button.BorderWidth = special.BorderWidth.Value;
}
if (special.BorderColor.HasValue)
{
button.BorderColor = special.BorderColor.Value;
}
if (special.BackgroundColor.HasValue)
{
button.BackgroundColor = special.BackgroundColor.Value;
}
if (special.TextColor.HasValue)
{
button.TextColor = special.TextColor.Value;
}
if (special.FontAttributes.HasValue)
{
button.FontAttributes = special.FontAttributes.Value;
}
if (!string.IsNullOrEmpty(special.FontFamily))
{
button.FontFamily = special.FontFamily;
}
button.IsEnabled = special.Selectable;
});
}
protected void SetButtonSelected(CalendarButton button, SpecialDate special)
{
Device.BeginInvokeOnMainThread(() =>
{
button.BackgroundPattern = special != null ? special.BackgroundPattern : null;
button.BackgroundImage = special != null ? special.BackgroundImage : null;
var defaultBackgroundColor = button.IsOutOfMonth ? DatesBackgroundColorOutsideMonth : DatesBackgroundColor;
var defaultTextColor = button.IsOutOfMonth ? DatesTextColorOutsideMonth : DatesTextColor;
var defaultFontAttributes = button.IsOutOfMonth ? DatesFontAttributesOutsideMonth : DatesFontAttributes;
var defaultFontFamily = button.IsOutOfMonth ? DatesFontFamilyOutsideMonth : DatesFontFamily;
button.IsEnabled = true;
button.IsSelected = true;
button.CornerRadius = SelectedCornerRadius ?? (special != null && special.CornerRadius.HasValue ? special.CornerRadius.Value : CornerRadius);
button.FontSize = SelectedFontSize;
button.BorderWidth = SelectedBorderWidth;
button.BorderColor = SelectedBorderColor;
button.BackgroundColor = SelectedBackgroundColor != Color.Default ? SelectedBackgroundColor : (special != null && special.BackgroundColor.HasValue ? special.BackgroundColor.Value : defaultBackgroundColor);
button.TextColor = SelectedTextColor != Color.Default ? SelectedTextColor : (special != null && special.TextColor.HasValue ? special.TextColor.Value : defaultTextColor);
button.FontAttributes = SelectedFontAttributes != FontAttributes.None ? SelectedFontAttributes : (special != null && special.FontAttributes.HasValue ? special.FontAttributes.Value : defaultFontAttributes);
button.FontFamily = !string.IsNullOrEmpty(SelectedFontFamily) ? SelectedFontFamily : (special != null && !string.IsNullOrEmpty(special.FontFamily) ? special.FontFamily : defaultFontFamily);
});
}
public void ShowMonths()
{
Device.BeginInvokeOnMainThread(() =>
{
Content = null;
ContentView.Children.Clear();
var columDef = new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
};
var rowDef = new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
};
var details = new Grid {
VerticalOptions = LayoutOptions.CenterAndExpand, RowSpacing = 0, ColumnSpacing = 0, Padding = 1, BackgroundColor = BorderColor
};
details.ColumnDefinitions = new ColumnDefinitionCollection {
columDef, columDef, columDef
};
details.RowDefinitions = new RowDefinitionCollection {
rowDef, rowDef, rowDef, rowDef
};
for (int r = 0; r < 4; r++)
{
for (int c = 0; c < 3; c++)
{
var b = new CalendarButton
{
HorizontalOptions = LayoutOptions.CenterAndExpand,
VerticalOptions = LayoutOptions.CenterAndExpand,
Text = DateTimeFormatInfo.CurrentInfo.MonthNames[(r * 3) + c],
Date = new DateTime(StartDate.Year, (r * 3) + c + 1, 1).Date,
BackgroundColor = DatesBackgroundColor,
TextColor = DatesTextColor,
FontSize = DatesFontSize,
BorderWidth = BorderWidth,
BorderColor = BorderColor,
FontAttributes = DatesFontAttributes,
WidthRequest = ContentView.Width / 3 - BorderWidth,
HeightRequest = ContentView.Height / 4 - BorderWidth
};
b.Clicked += (sender, e) =>
{
MonthYearButtonCommand?.Execute((sender as CalendarButton).Date.Value);
MonthYearButtonClicked?.Invoke(sender, new DateTimeEventArgs {
DateTime = (sender as CalendarButton).Date.Value
});
if (EnableTitleMonthYearView)
{
StartDate = (sender as CalendarButton).Date.Value;
PrevMonthYearView();
}
};
details.Children.Add(b, c, r);
}
}
details.WidthRequest = w;
details.HeightRequest = h;
ContentView.Children.Add(details);
CalendarViewType = DateTypeEnum.Month;
TitleLeftArrow.IsVisible = false;
TitleRightArrow.IsVisible = false;
Content = MainView;
});
}
public void ShowYears()
{
Device.BeginInvokeOnMainThread(() =>
{
Content = null;
ContentView.Children.Clear();
yearButtons.Clear();
var columDef = new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
};
var rowDef = new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
};
var details = new Grid {
VerticalOptions = LayoutOptions.CenterAndExpand, RowSpacing = 0, ColumnSpacing = 0, Padding = 1, BackgroundColor = BorderColor
};
details.ColumnDefinitions = new ColumnDefinitionCollection {
columDef, columDef, columDef, columDef
};
details.RowDefinitions = new RowDefinitionCollection {
rowDef, rowDef, rowDef, rowDef
};
for (int r = 0; r < YearsRow; r++)
{
for (int c = 0; c < YearsColumn; c++)
{
var t = (r * YearsColumn) + c + 1;
var b = new CalendarButton
{
HorizontalOptions = LayoutOptions.CenterAndExpand,
VerticalOptions = LayoutOptions.CenterAndExpand,
Text = string.Format("{0}", StartDate.Year + (t - (YearsColumn * YearsRow / 2))),
Date = new DateTime(StartDate.Year + (t - (YearsColumn * YearsRow / 2)), StartDate.Month, 1).Date,
BackgroundColor = DatesBackgroundColor,
TextColor = DatesTextColor,
FontSize = DatesFontSize,
FontAttributes = DatesFontAttributes,
BorderWidth = BorderWidth,
BorderColor = BorderColor,
WidthRequest = (ContentView.Width / YearsRow) - BorderWidth,
HeightRequest = ContentView.Height / YearsColumn - BorderWidth
};
b.Clicked += (sender, e) =>
{
MonthYearButtonCommand?.Execute((sender as CalendarButton).Date.Value);
MonthYearButtonClicked?.Invoke(sender, new DateTimeEventArgs {
DateTime = (sender as CalendarButton).Date.Value
});
if (EnableTitleMonthYearView)
{
StartDate = (sender as CalendarButton).Date.Value;
PrevMonthYearView();
}
};
yearButtons.Add(b);
details.Children.Add(b, c, r);
}
}
details.WidthRequest = width;
details.HeightRequest = height;
ContentView.Children.Add(details);
CalendarViewType = DateTypeEnum.Year;
TitleLeftArrow.IsVisible = true;
TitleRightArrow.IsVisible = true;
Content = MainView;
});
}