« RadioButton » : différence entre les versions
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Aucun résumé des modifications |
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(3 versions intermédiaires par le même utilisateur non affichées) | |||
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<kode lang='xaml'> | <kode lang='xaml'> | ||
<ListBox SelectedIndex="{Binding Mode, Mode=TwoWay}" | <ListBox SelectedIndex="{Binding Mode, Mode=TwoWay, Converter={StaticResource EnumToNumberConverter}}" | ||
Style="{StaticResource HorizontalRadioButtonList}"> | Style="{StaticResource HorizontalRadioButtonList}"> | ||
<ListBoxItem Content="Mode 1" /> | <ListBoxItem Content="Mode 1" /> | ||
Ligne 29 : | Ligne 29 : | ||
</kode> | </kode> | ||
<kode lang='xaml'> | <kode lang='xaml' collapsed> | ||
<Style x:Key="RadioButtonHorizontalListBox" | <Style x:Key="RadioButtonHorizontalListBox" | ||
TargetType="ListBox"> | TargetType="ListBox"> | ||
Ligne 54 : | Ligne 54 : | ||
<Setter.Value> | <Setter.Value> | ||
<Style TargetType="ListBoxItem"> | <Style TargetType="ListBoxItem"> | ||
<!-- to get the same brush as the ListBox --> | |||
<Setter Property="BorderBrush" | <Setter Property="BorderBrush" | ||
Value="{Binding BorderBrush, RelativeSource={RelativeSource Mode=FindAncestor, AncestorType=ListBox, AncestorLevel=1}}" /> | Value="{Binding BorderBrush, RelativeSource={RelativeSource Mode=FindAncestor, AncestorType=ListBox, AncestorLevel=1}}" /> | ||
Ligne 93 : | Ligne 94 : | ||
</Setter> | </Setter> | ||
</Style> | </Style> | ||
</kode> | |||
<kode lang='cs'> | |||
// binding from Int to Enum need a converter | |||
[ValueConversion(typeof(Enum), typeof(int))] | |||
public sealed class EnumToNumberConverter : IValueConverter | |||
{ | |||
public object Convert(object value, Type targetType, object parameter, CultureInfo culture) | |||
{ | |||
if (value == null || targetType == null) | |||
{ | |||
return DependencyProperty.UnsetValue; | |||
} | |||
return value.GetType().IsEnum | |||
? System.Convert.ChangeType(value, Enum.GetUnderlyingType(value.GetType()), culture) | |||
: DependencyProperty.UnsetValue; | |||
} | |||
public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture) | |||
{ | |||
if (value == null || targetType == null) | |||
{ | |||
return DependencyProperty.UnsetValue; | |||
} | |||
return targetType.IsEnum ? Enum.ToObject(targetType, value) : DependencyProperty.UnsetValue; | |||
} | |||
} | |||
</kode> | </kode> |
Dernière version du 30 mai 2022 à 16:38
DevExpress ListBoxEdit avec un style RadioButton
ListBox with RadioButton / ToogleButton item style
Useful to bind multiple RadioButton / ToogleButton on 1 enum property.
<ListBox SelectedIndex="{Binding Mode, Mode=TwoWay, Converter={StaticResource EnumToNumberConverter}}" Style="{StaticResource HorizontalRadioButtonList}"> <ListBoxItem Content="Mode 1" /> <ListBoxItem Content="Mode 2" /> <ListBoxItem Content="Mode 3" /> </ListBox> |
public Mode Mode { get => mode; set => SetProperty(ref mode, value); } enum Mode { Mode1, Mode2, Mode3 } |
<Style x:Key="RadioButtonHorizontalListBox" TargetType="ListBox"> <Setter Property="ItemsPanel"> <Setter.Value> <ItemsPanelTemplate> <VirtualizingStackPanel Orientation="Horizontal" /> </ItemsPanelTemplate> </Setter.Value> </Setter> <Setter Property="Template"> <Setter.Value> <ControlTemplate TargetType="{x:Type ListBox}"> <Border BorderThickness="1,0,0,0" BorderBrush="{TemplateBinding BorderBrush}"> <ItemsPresenter /> </Border> </ControlTemplate> </Setter.Value> </Setter> <Setter Property="ItemContainerStyle"> <Setter.Value> <Style TargetType="ListBoxItem"> <!-- to get the same brush as the ListBox --> <Setter Property="BorderBrush" Value="{Binding BorderBrush, RelativeSource={RelativeSource Mode=FindAncestor, AncestorType=ListBox, AncestorLevel=1}}" /> <Setter Property="Template"> <Setter.Value> <ControlTemplate TargetType="ListBoxItem"> <!-- RadioButton --> <DockPanel Background="{TemplateBinding Background}"> <RadioButton IsChecked="{TemplateBinding IsSelected}" Focusable="False" IsHitTestVisible="False" VerticalAlignment="Center" Margin="0,0,4,0" /> <ContentPresenter Content="{TemplateBinding ContentControl.Content}" ContentTemplate="{TemplateBinding ContentControl.ContentTemplate}" ContentStringFormat="{TemplateBinding ContentControl.ContentStringFormat}" HorizontalAlignment="{TemplateBinding Control.HorizontalContentAlignment}" VerticalAlignment="{TemplateBinding Control.VerticalContentAlignment}" SnapsToDevicePixels="{TemplateBinding UIElement.SnapsToDevicePixels}" /> </DockPanel> <!-- ToggleButton --> <Grid Background="{TemplateBinding Background}"> <ToggleButton IsChecked="{TemplateBinding IsSelected}" Content="{TemplateBinding Content}" Padding="10,5" BorderThickness="0,1,1,1" BorderBrush="{TemplateBinding BorderBrush}" Focusable="False" IsHitTestVisible="False" /> </Grid> </ControlTemplate> </Setter.Value> </Setter> </Style> </Setter.Value> </Setter> </Style> |
// binding from Int to Enum need a converter [ValueConversion(typeof(Enum), typeof(int))] public sealed class EnumToNumberConverter : IValueConverter { public object Convert(object value, Type targetType, object parameter, CultureInfo culture) { if (value == null || targetType == null) { return DependencyProperty.UnsetValue; } return value.GetType().IsEnum ? System.Convert.ChangeType(value, Enum.GetUnderlyingType(value.GetType()), culture) : DependencyProperty.UnsetValue; } public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture) { if (value == null || targetType == null) { return DependencyProperty.UnsetValue; } return targetType.IsEnum ? Enum.ToObject(targetType, value) : DependencyProperty.UnsetValue; } } |