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Beyhan Oğur d5f52cc3d3 first commit
2026-09-03 04:45:36 +03:00

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2.1 KiB
C#

#region License
// Copyright (C) 2020 Reetus
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
#endregion
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
namespace ClassicAssist.Browser.Controls
{
public class ClearableComboBox : ComboBox
{
public static readonly DependencyProperty ClearCommandProperty =
DependencyProperty.Register( "ClearCommand", typeof( ICommand ), typeof( ClearableComboBox ) );
public static readonly DependencyProperty ClearCommandParameterProperty =
DependencyProperty.Register( "ClearCommandParameter", typeof( object ), typeof( ClearableComboBox ),
new UIPropertyMetadata( null ) );
public ICommand ClearCommand
{
get => (ICommand) GetValue( ClearCommandProperty );
set => SetValue( ClearCommandProperty, value );
}
public object ClearCommandParameter
{
get => GetValue( ClearCommandParameterProperty );
set => SetValue( ClearCommandParameterProperty, value );
}
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
Button button = (Button) GetTemplateChild( "ClearButton" );
if ( button != null )
{
button.Click += ClearButtonOnClick;
}
}
private void ClearButtonOnClick( object sender, RoutedEventArgs e )
{
SelectedItem = null;
ClearCommand?.Execute( ClearCommandParameter );
}
}
}