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