Initial integration.
This commit is contained in:
Burak Kaan Köse
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using System;
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using System.Collections.ObjectModel;
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using System.Linq;
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using System.Threading.Tasks;
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using Microsoft.UI.Xaml;
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using Microsoft.UI.Xaml.Controls;
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using Wino.Calendar.Args;
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using Wino.Calendar.ViewModels.Data;
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using Wino.Core.Domain.Enums;
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using Wino.Core.Domain.Models.Calendar;
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using Wino.Helpers;
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namespace Wino.Calendar.Controls;
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public partial class WinoCalendarControl : Control
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{
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private const string PART_WinoFlipView = nameof(PART_WinoFlipView);
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private const string PART_IdleGrid = nameof(PART_IdleGrid);
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public event EventHandler<TimelineCellSelectedArgs> TimelineCellSelected;
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public event EventHandler<TimelineCellUnselectedArgs> TimelineCellUnselected;
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public event EventHandler ScrollPositionChanging;
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#region Dependency Properties
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public static readonly DependencyProperty DayRangesProperty = DependencyProperty.Register(nameof(DayRanges), typeof(ObservableCollection<DayRangeRenderModel>), typeof(WinoCalendarControl), new PropertyMetadata(null));
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public static readonly DependencyProperty SelectedFlipViewIndexProperty = DependencyProperty.Register(nameof(SelectedFlipViewIndex), typeof(int), typeof(WinoCalendarControl), new PropertyMetadata(-1));
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public static readonly DependencyProperty SelectedFlipViewDayRangeProperty = DependencyProperty.Register(nameof(SelectedFlipViewDayRange), typeof(DayRangeRenderModel), typeof(WinoCalendarControl), new PropertyMetadata(null));
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public static readonly DependencyProperty ActiveCanvasProperty = DependencyProperty.Register(nameof(ActiveCanvas), typeof(WinoDayTimelineCanvas), typeof(WinoCalendarControl), new PropertyMetadata(null, new PropertyChangedCallback(OnActiveCanvasChanged)));
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public static readonly DependencyProperty IsFlipIdleProperty = DependencyProperty.Register(nameof(IsFlipIdle), typeof(bool), typeof(WinoCalendarControl), new PropertyMetadata(true, new PropertyChangedCallback(OnIdleStateChanged)));
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public static readonly DependencyProperty ActiveScrollViewerProperty = DependencyProperty.Register(nameof(ActiveScrollViewer), typeof(ScrollViewer), typeof(WinoCalendarControl), new PropertyMetadata(null, new PropertyChangedCallback(OnActiveVerticalScrollViewerChanged)));
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public static readonly DependencyProperty VerticalItemsPanelTemplateProperty = DependencyProperty.Register(nameof(VerticalItemsPanelTemplate), typeof(ItemsPanelTemplate), typeof(WinoCalendarControl), new PropertyMetadata(null, new PropertyChangedCallback(OnCalendarOrientationPropertiesUpdated)));
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public static readonly DependencyProperty HorizontalItemsPanelTemplateProperty = DependencyProperty.Register(nameof(HorizontalItemsPanelTemplate), typeof(ItemsPanelTemplate), typeof(WinoCalendarControl), new PropertyMetadata(null, new PropertyChangedCallback(OnCalendarOrientationPropertiesUpdated)));
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public static readonly DependencyProperty OrientationProperty = DependencyProperty.Register(nameof(Orientation), typeof(CalendarOrientation), typeof(WinoCalendarControl), new PropertyMetadata(CalendarOrientation.Horizontal, new PropertyChangedCallback(OnCalendarOrientationPropertiesUpdated)));
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public static readonly DependencyProperty DisplayTypeProperty = DependencyProperty.Register(nameof(DisplayType), typeof(CalendarDisplayType), typeof(WinoCalendarControl), new PropertyMetadata(CalendarDisplayType.Day));
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/// <summary>
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/// Gets or sets the day-week-month-year display type.
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/// Orientation is not determined by this property, but Orientation property.
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/// This property is used to determine the template to use for the calendar.
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/// </summary>
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public CalendarDisplayType DisplayType
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{
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get { return (CalendarDisplayType)GetValue(DisplayTypeProperty); }
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set { SetValue(DisplayTypeProperty, value); }
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}
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public CalendarOrientation Orientation
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{
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get { return (CalendarOrientation)GetValue(OrientationProperty); }
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set { SetValue(OrientationProperty, value); }
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}
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public ItemsPanelTemplate VerticalItemsPanelTemplate
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{
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get { return (ItemsPanelTemplate)GetValue(VerticalItemsPanelTemplateProperty); }
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set { SetValue(VerticalItemsPanelTemplateProperty, value); }
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}
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public ItemsPanelTemplate HorizontalItemsPanelTemplate
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{
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get { return (ItemsPanelTemplate)GetValue(HorizontalItemsPanelTemplateProperty); }
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set { SetValue(HorizontalItemsPanelTemplateProperty, value); }
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}
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public DayRangeRenderModel SelectedFlipViewDayRange
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{
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get { return (DayRangeRenderModel)GetValue(SelectedFlipViewDayRangeProperty); }
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set { SetValue(SelectedFlipViewDayRangeProperty, value); }
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}
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public ScrollViewer ActiveScrollViewer
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{
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get { return (ScrollViewer)GetValue(ActiveScrollViewerProperty); }
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set { SetValue(ActiveScrollViewerProperty, value); }
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}
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public WinoDayTimelineCanvas ActiveCanvas
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{
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get { return (WinoDayTimelineCanvas)GetValue(ActiveCanvasProperty); }
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set { SetValue(ActiveCanvasProperty, value); }
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}
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public bool IsFlipIdle
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{
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get { return (bool)GetValue(IsFlipIdleProperty); }
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set { SetValue(IsFlipIdleProperty, value); }
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}
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/// <summary>
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/// Gets or sets the collection of day ranges to render.
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/// Each day range usually represents a week, but it may support other ranges.
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/// </summary>
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public ObservableCollection<DayRangeRenderModel> DayRanges
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{
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get { return (ObservableCollection<DayRangeRenderModel>)GetValue(DayRangesProperty); }
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set { SetValue(DayRangesProperty, value); }
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}
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public int SelectedFlipViewIndex
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{
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get { return (int)GetValue(SelectedFlipViewIndexProperty); }
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set { SetValue(SelectedFlipViewIndexProperty, value); }
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}
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#endregion
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private WinoCalendarFlipView InternalFlipView;
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private Grid IdleGrid;
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public WinoCalendarControl()
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{
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DefaultStyleKey = typeof(WinoCalendarControl);
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SizeChanged += CalendarSizeChanged;
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}
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private static void OnCalendarOrientationPropertiesUpdated(DependencyObject calendar, DependencyPropertyChangedEventArgs e)
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{
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if (calendar is WinoCalendarControl control)
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{
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control.ManageCalendarOrientation();
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}
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}
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private static void OnIdleStateChanged(DependencyObject calendar, DependencyPropertyChangedEventArgs e)
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{
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if (calendar is WinoCalendarControl calendarControl)
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{
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calendarControl.UpdateIdleState();
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}
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}
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private static void OnActiveVerticalScrollViewerChanged(DependencyObject calendar, DependencyPropertyChangedEventArgs e)
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{
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if (calendar is WinoCalendarControl calendarControl)
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{
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if (e.OldValue is ScrollViewer oldScrollViewer)
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{
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calendarControl.DeregisterScrollChanges(oldScrollViewer);
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}
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if (e.NewValue is ScrollViewer newScrollViewer)
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{
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calendarControl.RegisterScrollChanges(newScrollViewer);
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}
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calendarControl.ManageHighlightedDateRange();
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}
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}
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private static void OnActiveCanvasChanged(DependencyObject calendar, DependencyPropertyChangedEventArgs e)
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{
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if (calendar is WinoCalendarControl calendarControl)
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{
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if (e.OldValue is WinoDayTimelineCanvas oldCanvas)
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{
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// Dismiss any selection on the old canvas.
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calendarControl.DeregisterCanvas(oldCanvas);
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}
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if (e.NewValue is WinoDayTimelineCanvas newCanvas)
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{
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calendarControl.RegisterCanvas(newCanvas);
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}
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calendarControl.ManageHighlightedDateRange();
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}
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}
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private void ManageCalendarOrientation()
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{
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if (InternalFlipView == null || HorizontalItemsPanelTemplate == null || VerticalItemsPanelTemplate == null) return;
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InternalFlipView.ItemsPanel = Orientation == CalendarOrientation.Horizontal ? HorizontalItemsPanelTemplate : VerticalItemsPanelTemplate;
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}
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private void ManageHighlightedDateRange()
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=> SelectedFlipViewDayRange = InternalFlipView.SelectedItem as DayRangeRenderModel;
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private void DeregisterCanvas(WinoDayTimelineCanvas canvas)
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{
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if (canvas == null) return;
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canvas.SelectedDateTime = null;
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canvas.TimelineCellSelected -= ActiveTimelineCellSelected;
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canvas.TimelineCellUnselected -= ActiveTimelineCellUnselected;
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}
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private void RegisterCanvas(WinoDayTimelineCanvas canvas)
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{
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if (canvas == null) return;
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canvas.SelectedDateTime = null;
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canvas.TimelineCellSelected += ActiveTimelineCellSelected;
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canvas.TimelineCellUnselected += ActiveTimelineCellUnselected;
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}
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private void RegisterScrollChanges(ScrollViewer scrollViewer)
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{
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if (scrollViewer == null) return;
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scrollViewer.ViewChanging += ScrollViewChanging;
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}
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private void DeregisterScrollChanges(ScrollViewer scrollViewer)
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{
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if (scrollViewer == null) return;
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scrollViewer.ViewChanging -= ScrollViewChanging;
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}
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private void ScrollViewChanging(object sender, ScrollViewerViewChangingEventArgs e)
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=> ScrollPositionChanging?.Invoke(this, EventArgs.Empty);
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private void CalendarSizeChanged(object sender, SizeChangedEventArgs e)
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{
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if (ActiveCanvas == null) return;
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ActiveCanvas.SelectedDateTime = null;
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}
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protected override void OnApplyTemplate()
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{
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base.OnApplyTemplate();
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InternalFlipView = GetTemplateChild(PART_WinoFlipView) as WinoCalendarFlipView;
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IdleGrid = GetTemplateChild(PART_IdleGrid) as Grid;
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UpdateIdleState();
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ManageCalendarOrientation();
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}
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private void UpdateIdleState()
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{
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InternalFlipView.Opacity = IsFlipIdle ? 0 : 1;
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IdleGrid.Visibility = IsFlipIdle ? Visibility.Visible : Visibility.Collapsed;
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}
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private void ActiveTimelineCellUnselected(object sender, TimelineCellUnselectedArgs e)
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=> TimelineCellUnselected?.Invoke(this, e);
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private void ActiveTimelineCellSelected(object sender, TimelineCellSelectedArgs e)
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=> TimelineCellSelected?.Invoke(this, e);
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public void NavigateToDay(DateTime dateTime) => InternalFlipView.NavigateToDay(dateTime);
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public async void NavigateToHour(TimeSpan timeSpan)
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{
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if (ActiveScrollViewer == null) return;
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// Total height of the FlipViewItem is the same as vertical ScrollViewer to position day headers.
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await Task.Yield();
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await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.High, () =>
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{
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double hourHeght = 60;
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double totalHeight = ActiveScrollViewer.ScrollableHeight;
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double scrollPosition = timeSpan.TotalHours * hourHeght;
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ActiveScrollViewer.ChangeView(null, scrollPosition, null, disableAnimation: false);
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});
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}
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public void ResetTimelineSelection()
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{
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if (ActiveCanvas == null) return;
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ActiveCanvas.SelectedDateTime = null;
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}
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public void GoNextRange()
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{
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if (InternalFlipView == null) return;
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InternalFlipView.GoNextFlip();
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}
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public void GoPreviousRange()
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{
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if (InternalFlipView == null) return;
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InternalFlipView.GoPreviousFlip();
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}
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public void UnselectActiveTimelineCell()
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{
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if (ActiveCanvas == null) return;
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ActiveCanvas.SelectedDateTime = null;
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}
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public CalendarItemControl GetCalendarItemControl(CalendarItemViewModel calendarItemViewModel)
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{
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return this.FindDescendants<CalendarItemControl>().FirstOrDefault(a => a.CalendarItem == calendarItemViewModel);
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}
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}
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