■ Control 클래스를 사용해 사용자 지정 가능한 모양을 가진 컨트롤을 만드는 방법을 보여준다.
▶ THEME\generic.xaml
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<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:local="clr-namespace:TestProject"> <Style TargetType="{x:Type local:NumericUpDownControl}"> <Setter Property="HorizontalAlignment" Value="Center" /> <Setter Property="VerticalAlignment" Value="Center" /> <Setter Property="Template"> <Setter.Value> <ControlTemplate TargetType="{x:Type local:NumericUpDownControl}"> <Grid Margin="3"> <Grid.RowDefinitions> <RowDefinition /> <RowDefinition /> </Grid.RowDefinitions> <Grid.ColumnDefinitions> <ColumnDefinition /> <ColumnDefinition /> </Grid.ColumnDefinitions> <Border Grid.RowSpan="2" HorizontalAlignment="Stretch" VerticalAlignment="Center" Margin="2" BorderThickness="1" BorderBrush="Gray"> <TextBlock Width="60" Padding="5" TextAlignment="Right" Text="{Binding RelativeSource={RelativeSource TemplatedParent}, Path=Value}" /> </Border> <RepeatButton Grid.Row="0" Grid.Column="1" Command="{x:Static local:NumericUpDownControl.IncreaseCommand}"> Up </RepeatButton> <RepeatButton Grid.Row="1" Grid.Column="1" Command="{x:Static local:NumericUpDownControl.DecreaseCommand}"> Down </RepeatButton> </Grid> </ControlTemplate> </Setter.Value> </Setter> </Style> </ResourceDictionary> |
▶ NumericUpDownControl.cs
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using System; using System.Windows; using System.Windows.Controls; using System.Windows.Input; namespace TestProject { /// <summary> /// 숫자 UP/DOWN 컨트롤 /// </summary> public partial class NumericUpDownControl : Control { //////////////////////////////////////////////////////////////////////////////////////////////////// Routed Event ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Public #region 값 변경시 이벤트 - ValueChangedEvent /// <summary> /// 값 변경시 이벤트 /// </summary> public static readonly RoutedEvent ValueChangedEvent = EventManager.RegisterRoutedEvent ( "ValueChanged", RoutingStrategy.Bubble, typeof(RoutedPropertyChangedEventHandler<decimal>), typeof(NumericUpDownControl) ); #endregion ////////////////////////////////////////////////////////////////////////////////////////// Instance //////////////////////////////////////////////////////////////////////////////// Public #region 값 변경시 이벤트 - ValueChanged /// <summary> /// 값 변경시 이벤트 /// </summary> public event RoutedPropertyChangedEventHandler<decimal> ValueChanged { add { AddHandler(ValueChangedEvent, value); } remove { RemoveHandler(ValueChangedEvent, value); } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Dependent Property ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Public #region 값 속성 - ValueProperty /// <summary> /// 값 속성 /// </summary> public static readonly DependencyProperty ValueProperty = DependencyProperty.Register ( "Value", typeof(decimal), typeof(NumericUpDownControl), new FrameworkPropertyMetadata ( MinimumValue, new PropertyChangedCallback(ValuePropertyChangedCallback), new CoerceValueCallback(ValuePropertyCoerceValueCallback) ) ); #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 증가 명령 /// </summary> private static RoutedCommand _increaseCommand; /// <summary> /// 감소 명령 /// </summary> private static RoutedCommand _decreaseCommand; #endregion ////////////////////////////////////////////////////////////////////////////////////////// Instance //////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 최소 값 /// </summary> private const decimal MinimumValue = 0; /// <summary> /// 최대 값 /// </summary> private const decimal MaximumValue = 100; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Public #region 증가 명령 - IncreaseCommand /// <summary> /// 증가 명령 /// </summary> public static RoutedCommand IncreaseCommand { get { return _increaseCommand; } } #endregion #region 감소 명령 - DecreaseCommand /// <summary> /// 감소 명령 /// </summary> public static RoutedCommand DecreaseCommand { get { return _decreaseCommand; } } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Instance //////////////////////////////////////////////////////////////////////////////// Public #region 값 - Value /// <summary> /// 값 /// </summary> public decimal Value { get { return (decimal)GetValue(ValueProperty); } set { SetValue(ValueProperty, value); } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Static #region 생성자 - NumericUpDownControl() /// <summary> /// 생성자 /// </summary> static NumericUpDownControl() { DefaultStyleKeyProperty.OverrideMetadata(typeof(NumericUpDownControl), new FrameworkPropertyMetadata(typeof(NumericUpDownControl))); } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Instance //////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - NumericUpDownControl() /// <summary> /// 생성자 /// </summary> public NumericUpDownControl() { _increaseCommand = new RoutedCommand("IncreaseCommand", typeof(NumericUpDownControl)); _decreaseCommand = new RoutedCommand("DecreaseCommand", typeof(NumericUpDownControl)); CommandManager.RegisterClassCommandBinding(typeof(NumericUpDownControl), new CommandBinding(_increaseCommand, ProcessIncreaseCommand)); CommandManager.RegisterClassCommandBinding(typeof(NumericUpDownControl), new CommandBinding(_decreaseCommand, ProcessDecreaseCommand)); CommandManager.RegisterClassInputBinding(typeof(NumericUpDownControl), new InputBinding(_increaseCommand, new KeyGesture(Key.Up ))); CommandManager.RegisterClassInputBinding(typeof(NumericUpDownControl), new InputBinding(_decreaseCommand, new KeyGesture(Key.Down))); } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region 값 속성 변경시 콜백 처리하기 - ValuePropertyChangedCallback(d, e) /// <summary> /// 값 속성 변경시 콜백 처리하기 /// </summary> /// <param name="d">의존 객체</param> /// <param name="e">이벤트 인자</param> private static void ValuePropertyChangedCallback(DependencyObject d, DependencyPropertyChangedEventArgs e) { NumericUpDownControl control = (NumericUpDownControl)d; RoutedPropertyChangedEventArgs<decimal> routedPropertyChangedEventArgs = new RoutedPropertyChangedEventArgs<decimal> ( (decimal)e.OldValue, (decimal)e.NewValue, ValueChangedEvent ); control.ProcessValueChanged(routedPropertyChangedEventArgs); } #endregion #region 값 속성 값 강제시 처리하기 - ValuePropertyCoerceValueCallback(d, value) /// <summary> /// 값 속성 값 강제시 처리하기 /// </summary> /// <param name="d">의존 객체</param> /// <param name="value">값</param> /// <returns>처리 값</returns> private static object ValuePropertyCoerceValueCallback(DependencyObject d, object value) { decimal newValue = (decimal)value; newValue = Math.Max(MinimumValue, Math.Min(MaximumValue, newValue)); return newValue; } #endregion #region 증가 명령 처리하기 - ProcessIncreaseCommand(sender, e) /// <summary> /// 증가 명령 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private static void ProcessIncreaseCommand(object sender, ExecutedRoutedEventArgs e) { NumericUpDownControl control = sender as NumericUpDownControl; if(control != null) { control.Increase(); } } #endregion #region 감소 명령 처리하기 - ProcessDecreaseCommand(sender, e) /// <summary> /// 감소 명령 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private static void ProcessDecreaseCommand(object sender, ExecutedRoutedEventArgs e) { NumericUpDownControl control = sender as NumericUpDownControl; if(control != null) { control.Decrease(); } } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Instance //////////////////////////////////////////////////////////////////////////////// Protected #region 값 변경시 처리하기 - ProcessValueChanged(e) /// <summary> /// 값 변경시 처리하기 /// </summary> /// <param name="e">이벤트 인자</param> protected virtual void ProcessValueChanged(RoutedPropertyChangedEventArgs<decimal> e) { RaiseEvent(e); } #endregion #region 증가하기 - Increase() /// <summary> /// 증가하기 /// </summary> protected virtual void Increase() { Value++; } #endregion #region 감소하기 - Decrease() /// <summary> /// 감소하기 /// </summary> protected virtual void Decrease() { Value--; } #endregion } } |
▶ MainWindow.xaml
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<Window x:Class="TestProject.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:local="clr-namespace:TestProject" Width="800" Height="600" Title="TestProject" FontFamily="나눔고딕코딩" FontSize="16"> <Grid> <local:NumericUpDownControl /> </Grid> </Window> |
