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feat: invoke events and mark selection.

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This commit is contained in:
rabbitism
2024-05-11 22:28:30 +08:00
parent 342d81fdc3
commit e18efdb1e2
2 changed files with 44 additions and 15 deletions
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8
src/Ursa/Controls/DateTimePicker/CalendarDayButtonEventArgs.cs Normal file
View File

@@ -0,0 +1,8 @@
using Avalonia.Interactivity;
namespace Ursa.Controls;
public class CalendarDayButtonEventArgs(DateTime date) : RoutedEventArgs
{
public DateTime Date { get; private set; } = date;
}

51
src/Ursa/Controls/DateTimePicker/CalendarMonthView.cs
View File

@@ -89,7 +89,6 @@ public class CalendarMonthView: TemplatedControl
cell.SetValue(Grid.RowProperty, i); cell.SetValue(Grid.RowProperty, i);
cell.SetValue(Grid.ColumnProperty, j); cell.SetValue(Grid.ColumnProperty, j);
cell.PointerPressed += OnDayButtonPressed; cell.PointerPressed += OnDayButtonPressed;
cell.PointerReleased += OnDayButtonReleased;
cell.PointerEntered += OnDayButtonPointerEnter; cell.PointerEntered += OnDayButtonPointerEnter;
children.Add(cell); children.Add(cell);
} }
@@ -120,25 +119,17 @@ public class CalendarMonthView: TemplatedControl
private void OnDayButtonPressed(object sender, PointerPressedEventArgs e) private void OnDayButtonPressed(object sender, PointerPressedEventArgs e)
{ {
if (sender is CalendarDayButton button) if (sender is CalendarDayButton { DataContext: DateTime d })
{ {
// button.IsSelected = true; OnCalendarDayButtonPressed?.Invoke(this, new CalendarDayButtonEventArgs(d));
}
}
private void OnDayButtonReleased(object sender, PointerReleasedEventArgs e)
{
if (sender is CalendarDayButton button)
{
// button.IsSelected = false;
} }
} }
private void OnDayButtonPointerEnter(object sender, PointerEventArgs e) private void OnDayButtonPointerEnter(object sender, PointerEventArgs e)
{ {
if(sender is CalendarDayButton button) if(sender is CalendarDayButton {DataContext: DateTime d})
{ {
// button.IsPreviewStartDate = true; OnCalendarDayButtonPointerEnter?.Invoke(this, new CalendarDayButtonEventArgs(d));
} }
} }
@@ -151,17 +142,47 @@ public class CalendarMonthView: TemplatedControl
return i == 0 ? DateTimeHelper.NumberOfDaysPerWeek : i; return i == 0 ? DateTimeHelper.NumberOfDaysPerWeek : i;
} }
/// <summary>
/// Make days out of current month fade out. These buttons are not disabled. They are just visually faded out.
/// </summary>
private void FadeOutDayButtons() private void FadeOutDayButtons()
{ {
if (_grid is null) return; if (_grid is null) return;
var children = _grid.Children; var children = _grid.Children;
for (var i = 8; i < children.Count; i++) for (var i = 8; i < children.Count; i++)
{ {
if (children[i] is CalendarDayButton button && button.DataContext is DateTime d && d.Month != _contextDate.Month) if (children[i] is CalendarDayButton { DataContext: DateTime d } button && d.Month != _contextDate.Month)
{ {
button.IsNotCurrentMonth = true; button.IsNotCurrentMonth = true;
} }
} }
} }
public event EventHandler<CalendarDayButtonEventArgs>? OnCalendarDayButtonPressed;
public event EventHandler<CalendarDayButtonEventArgs>? OnCalendarDayButtonPointerEnter;
public void MarkSelection(DateTime start, DateTime end)
{
if(_grid?.Children is null) return;
foreach (var child in _grid.Children)
{
if (child is CalendarDayButton { DataContext: DateTime d } button)
{
if (d == start)
{
button.IsStartDate = true;
}
else if (d == end)
{
button.IsEndDate = true;
}
else if (d > start && d < end)
{
button.IsInRange = true;
}
}
}
}
} }