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Fix Enhance Mouseover Visuals for TabControl #3803

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Fix Enhance Mouseover Visuals for TabControl #3803

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d1153c3
Modified the Template of the TabItem
corvinsz Feb 28, 2025
490e36a
added new TabAssist.TabHeaderCursor attached property
corvinsz Mar 14, 2025
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11 changes: 10 additions & 1 deletion src/MaterialDesignThemes.Wpf/TabAssist.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -27,7 +27,7 @@ public static void SetHeaderPanelMargin(DependencyObject element, Thickness valu
=> element.SetValue(HeaderPanelMarginProperty, value);

public static Thickness GetHeaderPanelMargin(DependencyObject element)
=> (Thickness) element.GetValue(HeaderPanelMarginProperty);
=> (Thickness)element.GetValue(HeaderPanelMarginProperty);

internal static Visibility GetBindableIsItemsHost(DependencyObject obj)
=> (Visibility)obj.GetValue(BindableIsItemsHostProperty);
Expand All @@ -45,4 +45,13 @@ private static void OnBindableIsItemsHostChanged(DependencyObject d, DependencyP
panel.IsItemsHost = (Visibility)e.NewValue == Visibility.Visible;
}
}

public static Cursor GetTabHeaderCursor(DependencyObject obj)
=> (Cursor)obj.GetValue(TabHeaderCursorProperty);

public static void SetTabHeaderCursor(DependencyObject obj, Cursor value)
=> obj.SetValue(TabHeaderCursorProperty, value);

public static readonly DependencyProperty TabHeaderCursorProperty =
DependencyProperty.RegisterAttached("TabHeaderCursor", typeof(Cursor), typeof(TabAssist), new PropertyMetadata(Cursors.Hand));
}
5 changes: 4 additions & 1 deletion src/MaterialDesignThemes.Wpf/Themes/MaterialDesignTheme.TabControl.xaml
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Expand Up @@ -291,7 +291,7 @@
Duration="0" />
</Storyboard>
</ControlTemplate.Resources>
<Grid x:Name="Root">
<Grid x:Name="Root" Cursor="{Binding Path=(wpf:TabAssist.TabHeaderCursor), RelativeSource={RelativeSource AncestorType={x:Type TabControl}}}">
<!-- This is the Header label ColorZone. -->
<wpf:ColorZone x:Name="ColorZoneHeader"
HorizontalAlignment="Stretch"
Expand Down Expand Up @@ -333,6 +333,9 @@
</Border>
</Grid>
<ControlTemplate.Triggers>
<Trigger Property="IsMouseOver" Value="True" SourceName="ColorZoneHeader">
<Setter TargetName="Root" Property="Background" Value="{Binding Foreground, RelativeSource={RelativeSource Mode=TemplatedParent}, Converter={x:Static converters:BrushOpacityConverter.Instance}, ConverterParameter=0.16}" />
</Trigger>
<Trigger Property="IsEnabled" Value="False">
<Setter Property="Opacity" Value="0.38" />
</Trigger>
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