Files
Ursa.Avalonia/src/Ursa/Controls/IPv4Box/IPv4BoxInputMethodClient.cs
2025-01-13 14:02:48 +08:00

44 lines
1.6 KiB
C#

using Avalonia;
using Avalonia.Controls.Presenters;
using Avalonia.Input.TextInput;
namespace Ursa.Controls;
public class IPv4BoxInputMethodClient:TextInputMethodClient
{
private TextPresenter? _presenter;
public override Visual TextViewVisual => _presenter;
public override bool SupportsPreedit => false;
public override bool SupportsSurroundingText => true;
public override string SurroundingText
{
get;
}
public override Rect CursorRectangle { get; }
public override TextSelection Selection { get; set; }
private IPv4Box? _parent;
public void SetPresenter(TextPresenter? presenter, IPv4Box? parent)
{
if (this._parent != null)
this._parent.PropertyChanged -= new EventHandler<AvaloniaPropertyChangedEventArgs>(this.OnParentPropertyChanged);
this._parent = parent;
if (this._parent != null)
this._parent.PropertyChanged += new EventHandler<AvaloniaPropertyChangedEventArgs>(this.OnParentPropertyChanged);
TextPresenter presenter1 = this._presenter;
if (presenter1 != null)
{
presenter1.CaretBoundsChanged -= (EventHandler) ((s, e) => this.RaiseCursorRectangleChanged());
}
this._presenter = presenter;
if (this._presenter != null)
this._presenter.CaretBoundsChanged += (EventHandler) ((s, e) => this.RaiseCursorRectangleChanged());
this.RaiseTextViewVisualChanged();
this.RaiseCursorRectangleChanged();
}
private void OnParentPropertyChanged(object? sender, AvaloniaPropertyChangedEventArgs e)
{
this.RaiseSelectionChanged();
}
}