66 lines
2.0 KiB
C#
66 lines
2.0 KiB
C#
/*************************************************************************************
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Extended WPF Toolkit
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Copyright (C) 2007-2013 Xceed Software Inc.
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This program is provided to you under the terms of the Microsoft Public
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License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license
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For more features, controls, and fast professional support,
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pick up the Plus Edition at http://xceed.com/wpf_toolkit
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Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
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***********************************************************************************/
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using System.ComponentModel;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Data;
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using System.Windows.Media;
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namespace Xceed.Wpf.Toolkit.PropertyGrid
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{
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public class CategoryGroupStyleSelector : StyleSelector
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{
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public Style SingleDefaultCategoryItemGroupStyle
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{
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get;
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set;
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}
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public Style ItemGroupStyle
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{
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get;
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set;
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}
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public override Style SelectStyle( object item, DependencyObject container )
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{
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var group = item as CollectionViewGroup;
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// Category is not "Misc" => use regular ItemGroupStyle
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if( !group.Name.Equals( CategoryAttribute.Default.Category ) )
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return this.ItemGroupStyle;
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// Category is "Misc"
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while( container != null )
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{
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container = VisualTreeHelper.GetParent( container );
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if( container is ItemsControl )
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break;
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}
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var itemsControl = container as ItemsControl;
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if( itemsControl != null )
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{
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// Category is "Misc" and this is the only category => use SingleDefaultCategoryItemGroupContainerStyle
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if( (itemsControl.Items.Count > 0) && (itemsControl.Items.Groups.Count == 1) )
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return this.SingleDefaultCategoryItemGroupStyle;
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}
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// Category is "Misc" and this is NOT the only category => use regular ItemGroupStyle
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return this.ItemGroupStyle;
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}
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}
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}
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