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Speeding up the UI by changing the flip view orientation at correct moment.

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This commit is contained in:
Burak Kaan Köse
2025-01-07 20:51:10 +01:00
parent dfb83cc1f7
commit 12d87be106
6 changed files with 70 additions and 49 deletions
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50
Wino.Calendar.ViewModels/CalendarPageViewModel.cs
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@@ -31,9 +31,7 @@ namespace Wino.Calendar.ViewModels
IRecipient<CalendarSettingsUpdatedMessage>,
IRecipient<CalendarItemTappedMessage>,
IRecipient<CalendarItemDoubleTappedMessage>,
IRecipient<CalendarItemRightTappedMessage>,
IRecipient<CalendarDisplayTypeChangedMessage>
IRecipient<CalendarItemRightTappedMessage>
{
#region Quick Event Creation
@@ -94,7 +92,8 @@ namespace Wino.Calendar.ViewModels
#region Data Initialization
public bool IsVerticalCalendar => StatePersistanceService.CalendarDisplayType == CalendarDisplayType.Month;
[ObservableProperty]
private CalendarOrientation _calendarOrientation = CalendarOrientation.Horizontal;
[ObservableProperty]
private DayRangeCollection _dayRanges = [];
@@ -331,6 +330,8 @@ namespace Wino.Calendar.ViewModels
!(message.DisplayDate >= DayRanges.DisplayRange.StartDate && message.DisplayDate <= DayRanges.DisplayRange.EndDate));
}
public async void Receive(LoadCalendarMessage message)
{
await _calendarLoadingSemaphore.WaitAsync();
@@ -343,6 +344,23 @@ namespace Wino.Calendar.ViewModels
{
Debug.WriteLine("Will reset day ranges.");
await ClearDayRangeModelsAsync();
// Orientation only changes when we should reset.
// Handle the FlipView orientation here.
// We don't want to change the orientation while the item manipulation is going on.
// That causes a glitch in the UI.
bool isRequestedVerticalCalendar = StatePersistanceService.CalendarDisplayType == CalendarDisplayType.Month;
bool isLastRenderedVerticalCalendar = _currentDisplayType == CalendarDisplayType.Month;
if (isRequestedVerticalCalendar && !isLastRenderedVerticalCalendar)
{
CalendarOrientation = CalendarOrientation.Vertical;
}
else
{
CalendarOrientation = CalendarOrientation.Horizontal;
}
}
else if (ShouldScrollToItem(message))
{
@@ -490,7 +508,7 @@ namespace Wino.Calendar.ViewModels
CalendarLoadDirection animationDirection = calendarLoadDirection;
bool removeCurrent = calendarLoadDirection == CalendarLoadDirection.Replace;
//bool removeCurrent = calendarLoadDirection == CalendarLoadDirection.Replace;
if (calendarLoadDirection == CalendarLoadDirection.Replace)
{
@@ -524,7 +542,7 @@ namespace Wino.Calendar.ViewModels
// Wait for the animation to finish.
// Otherwise it somehow shutters a little, which is annoying.
if (!removeCurrent) await Task.Delay(350);
// if (!removeCurrent) await Task.Delay(350);
// Insert each render model in reverse order.
for (int i = renderModels.Count - 1; i >= 0; i--)
@@ -540,10 +558,10 @@ namespace Wino.Calendar.ViewModels
Debug.WriteLine($"- {item.CalendarRenderOptions.DateRange.ToString()}");
}
if (removeCurrent)
{
await RemoveDayRangeModelAsync(SelectedDayRange);
}
//if (removeCurrent)
//{
// await RemoveDayRangeModelAsync(SelectedDayRange);
//}
// TODO...
// await TryConsolidateItemsAsync();
@@ -737,14 +755,14 @@ namespace Wino.Calendar.ViewModels
// Therefore we wait for semaphore to be released before we continue.
// There is no need to load more if the current index is not in ideal position.
if (SelectedDateRangeIndex == DayRanges.Count - 1)
{
await RenderDatesAsync(CalendarInitInitiative.App, calendarLoadDirection: CalendarLoadDirection.Next);
}
else if (SelectedDateRangeIndex == 0)
if (SelectedDateRangeIndex == 0)
{
await RenderDatesAsync(CalendarInitInitiative.App, calendarLoadDirection: CalendarLoadDirection.Previous);
}
else if (SelectedDateRangeIndex == DayRanges.Count - 1)
{
await RenderDatesAsync(CalendarInitInitiative.App, calendarLoadDirection: CalendarLoadDirection.Next);
}
}
catch (Exception)
{
@@ -839,7 +857,5 @@ namespace Wino.Calendar.ViewModels
// var calendarItems = GetCalendarItems(deletedItem.Id);
});
}
public void Receive(CalendarDisplayTypeChangedMessage message) => OnPropertyChanged(nameof(IsVerticalCalendar));
}
}