feat: logical scrollable.

2024-04-25 19:29:39 +08:00
parent 294d066bbd
commit 0fc5cc5637
5 changed files with 176 additions and 72 deletions
--- a/src/Ursa/Controls/DateTimePicker/TimePicker.cs
+++ b/src/Ursa/Controls/DateTimePicker/TimePicker.cs
@@ -0,0 +1,110 @@
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Controls.Primitives;
+using Avalonia.Data;
+using Irihi.Avalonia.Shared.Contracts;
+
+namespace Ursa.Controls.TimePicker;
+
+public class TimePicker: TemplatedControl, IClearControl
+{
+    private TimeSpan? _selectedTimeHolder;
+    
+    public static readonly StyledProperty<string> DisplayFormatProperty = AvaloniaProperty.Register<TimePicker, string>(
+        nameof(DisplayFormat), defaultValue: "HH:mm:ss");
+
+    public string DisplayFormat
+    {
+        get => GetValue(DisplayFormatProperty);
+        set => SetValue(DisplayFormatProperty, value);
+    }
+
+    public static readonly StyledProperty<string> PanelFormatProperty = AvaloniaProperty.Register<TimePicker, string>(
+        nameof(PanelFormat), defaultValue: "HH mm ss");
+
+    public string PanelFormat
+    {
+        get => GetValue(PanelFormatProperty);
+        set => SetValue(PanelFormatProperty, value);
+    }
+
+    public static readonly StyledProperty<TimeSpan?> SelectedTimeProperty = AvaloniaProperty.Register<TimePicker, TimeSpan?>(
+        nameof(SelectedTime));
+
+    public TimeSpan? SelectedTime
+    {
+        get => GetValue(SelectedTimeProperty);
+        set => SetValue(SelectedTimeProperty, value);
+    }
+    
+    public static readonly StyledProperty<bool> NeedConfirmationProperty = AvaloniaProperty.Register<TimePicker, bool>(
+        nameof(NeedConfirmation));
+
+    public bool NeedConfirmation
+    {
+        get => GetValue(NeedConfirmationProperty);
+        set => SetValue(NeedConfirmationProperty, value);
+    }
+
+    public static readonly StyledProperty<bool> IsLoopingProperty = AvaloniaProperty.Register<TimePicker, bool>(
+        nameof(IsLooping));
+    
+    public bool IsLooping
+    {
+        get => GetValue(IsLoopingProperty);
+        set => SetValue(IsLoopingProperty, value);
+    }
+
+    static TimePicker()
+    {
+        PanelFormatProperty.Changed.AddClassHandler<TimePicker, string>((picker, args)=> picker.OnPanelFormatChanged(args));
+    }
+
+    private void OnPanelFormatChanged(AvaloniaPropertyChangedEventArgs<string> args)
+    {
+        var format = args.NewValue.Value;
+        string[] parts = format.Split(new char[] { ' ', '-', ':' });
+    }
+
+
+    protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
+    {
+        base.OnApplyTemplate(e);
+        
+    }
+
+    private void OnSelectionChanged()
+    {
+        if (NeedConfirmation)
+        {
+            _selectedTimeHolder = new TimeSpan();
+        }
+        else
+        {
+            SelectedTime = new TimeSpan();
+        }
+    }
+
+    public void Clear()
+    {
+        SetCurrentValue(SelectedTimeProperty, null);
+    }
+    
+    public void Confirm()
+    {
+        if (NeedConfirmation)
+        {
+            // TODO: close popup. 
+            SetCurrentValue(SelectedTimeProperty, _selectedTimeHolder);
+        }
+    }
+
+    protected override void UpdateDataValidation(AvaloniaProperty property, BindingValueType state, Exception? error)
+    {
+        base.UpdateDataValidation(property, state, error);
+        if (property == SelectedTimeProperty)
+        {
+            DataValidationErrors.SetError(this, error);
+        }
+    }
+}