Class TreeViewItemAdv

Implements a selectable item in a TreeViewAdv control.

Inheritance
System.Object
TreeViewItemAdv
Implements
System.ICloneable
System.IDisposable
Namespace: Syncfusion.Windows.Tools.Controls
Assembly: Syncfusion.Tools.Wpf.dll
Syntax
public class TreeViewItemAdv : HeaderedItemsControl, ICloneable, IItemsPanelRef, IItemContainer, IDisposable
Remarks

Content Model: The TreeViewItemAdv control is a System.Windows.Controls.HeaderedItemsControl and has three content properties: System.Windows.Controls.HeaderedItemsControl.HeaderProperty, System.Windows.Controls.ItemsControl.Items, and System.Windows.Controls.ItemsControl.ItemsSourceProperty.

TreeViewItemAdv controls can be embedded inside other TreeViewItemAdv controls to create a hierarchy of nodes inside a TreeViewAdv control.

Examples

The following example shows how to create a hierarchy of TreeViewItemAdv controls in a TreeViewAdv control in XAML. 

<Window x:Class="WpfApplication1.Window1" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="clr-namespace:Syncfusion.Windows.Tools.Controls;assembly=Syncfusion.Tools.WPF"
Title="Window1" Height="300" Width="300">
<Grid>
<local:TreeViewAdv>
    <local:TreeViewItemAdv Header="Employee1">
        <local:TreeViewItemAdv Header="Jesper"/>
        <local:TreeViewItemAdv Header="Aaberg"/>
        <local:TreeViewItemAdv Header="12345"/>
    </local:TreeViewItemAdv>
    <local:TreeViewItemAdv Header="Employee2">
        <local:TreeViewItemAdv Header="Dominik"/>
        <local:TreeViewItemAdv Header="Paiha"/>
        <local:TreeViewItemAdv Header="98765"/>
    </local:TreeViewItemAdv>
</local:TreeViewAdv>
</Grid>
</Window>

Constructors

TreeViewItemAdv()

Initializes a new instance of the TreeViewItemAdv class.

Declaration
public TreeViewItemAdv()

TreeViewItemAdv(String)

Initializes a new instance of the TreeViewItemAdv class.

Declaration
public TreeViewItemAdv(string header)
Parameters
Type Name Description
System.String header

The header.

Fields

AfterItemEditEvent

Identified by the AfterItemEdit routed_event.

Declaration
public static readonly RoutedEvent AfterItemEditEvent
Field Value
Type
System.Windows.RoutedEvent

BeforeItemEditEvent

Identified by the BeforeItemEdit routed_event.

Declaration
public static readonly RoutedEvent BeforeItemEditEvent
Field Value
Type
System.Windows.RoutedEvent

CollapsedEvent

Identifies the Collapsed routed_event. This field is read-only.

Declaration
public static readonly RoutedEvent CollapsedEvent
Field Value
Type
System.Windows.RoutedEvent

CollapsedImageSourceProperty

Identifies TreeViewItemAdv. CollapsedImageSource dependency property.

Declaration
public static readonly DependencyProperty CollapsedImageSourceProperty
Field Value
Type
System.Windows.DependencyProperty

Edit

Command responsible for editing TreeViewItemAdv in TreeViewAdv.

Declaration
public static RoutedCommand Edit
Field Value
Type
System.Windows.Input.RoutedCommand

EditKeyDownEvent

Identified by the EditKeyDown routed_event.

Declaration
public static readonly RoutedEvent EditKeyDownEvent
Field Value
Type
System.Windows.RoutedEvent

EditKeyUpEvent

Identified by the EditKeyUp routed_event.

Declaration
public static readonly RoutedEvent EditKeyUpEvent
Field Value
Type
System.Windows.RoutedEvent

ExpandAnimationProperty

Identifies TreeViewItemAdv. ExpandAnimation dependency property.

Declaration
public static DependencyProperty ExpandAnimationProperty
Field Value
Type
System.Windows.DependencyProperty

ExpandedEvent

Identifies the Expanded routed_event.

Declaration
public static readonly RoutedEvent ExpandedEvent
Field Value
Type
System.Windows.RoutedEvent

ExpandedImageSourceProperty

Identifies TreeViewItemAdv. ExpandedImageSource dependency property.

Declaration
public static readonly DependencyProperty ExpandedImageSourceProperty
Field Value
Type
System.Windows.DependencyProperty

FadeAnimationProperty

Identifies TreeViewItemAdv. FadeAnimation dependency property.

Declaration
public static DependencyProperty FadeAnimationProperty
Field Value
Type
System.Windows.DependencyProperty

HasFakeItemsProperty

Identifies TreeViewAdv.HasFakeItemsProperty dependency property.

Declaration
public static readonly DependencyProperty HasFakeItemsProperty
Field Value
Type
System.Windows.DependencyProperty

HeaderTextDecorationsProperty

Identifies TreeViewItemAdv. HeaderTextDecorations dependency property.

Declaration
public static readonly DependencyProperty HeaderTextDecorationsProperty
Field Value
Type
System.Windows.DependencyProperty

ImageHeightProperty

Identifies TreeViewItemAdv. ImageHeight dependency property.

Declaration
public static readonly DependencyProperty ImageHeightProperty
Field Value
Type
System.Windows.DependencyProperty

ImageStretchProperty

Identifies TreeViewItemAdv. ImageStretch dependency property.

Declaration
public static readonly DependencyProperty ImageStretchProperty
Field Value
Type
System.Windows.DependencyProperty

ImageWidthProperty

Identifies TreeViewItemAdv. ImageWidth dependency property.

Declaration
public static readonly DependencyProperty ImageWidthProperty
Field Value
Type
System.Windows.DependencyProperty

IsCustomToolTipEnabledProperty

Identifies TreeViewItemAdv. IsCustomToolTipEnabled dependency property.

Declaration
public static readonly DependencyProperty IsCustomToolTipEnabledProperty
Field Value
Type
System.Windows.DependencyProperty

IsDragingProperty

Identifies TreeViewItemAdv. IsDraging dependency property.

Declaration
public static readonly DependencyProperty IsDragingProperty
Field Value
Type
System.Windows.DependencyProperty

IsDragOverProperty

Identifies TreeViewAdv. IsDragOver dependency property.

Declaration
public static readonly DependencyProperty IsDragOverProperty
Field Value
Type
System.Windows.DependencyProperty

IsEditableProperty

Identifies TreeViewItemAdv. IsEditable dependency property.

Declaration
public static readonly DependencyProperty IsEditableProperty
Field Value
Type
System.Windows.DependencyProperty

IsExpandedProperty

Identifies TreeViewItemAdv. IsExpanded dependency property.

Declaration
public static readonly DependencyProperty IsExpandedProperty
Field Value
Type
System.Windows.DependencyProperty

IsInEditModeProperty

Identifies TreeViewItemAdv. IsEdited dependency property.

Declaration
public static readonly DependencyProperty IsInEditModeProperty
Field Value
Type
System.Windows.DependencyProperty

IsLoadingProperty

Declaration
public static readonly DependencyProperty IsLoadingProperty
Field Value
Type
System.Windows.DependencyProperty

IsLoadOnDemandProperty

Declaration
public static readonly DependencyProperty IsLoadOnDemandProperty
Field Value
Type
System.Windows.DependencyProperty

IsReadOnlyProperty

Identifies TreeViewItemAdv. IsReadOnly dependency property.

Declaration
public static readonly DependencyProperty IsReadOnlyProperty
Field Value
Type
System.Windows.DependencyProperty

IsSelectedFalseProperty

Identifies TreeViewItemAdv. IsSelected dependency property.

Declaration
public static readonly DependencyProperty IsSelectedFalseProperty
Field Value
Type
System.Windows.DependencyProperty

IsSelectedProperty

Identifies TreeViewItemAdv. IsSelected dependency property.

Declaration
public static readonly DependencyProperty IsSelectedProperty
Field Value
Type
System.Windows.DependencyProperty

IsSelectionActiveProperty

Identifies TreeViewItemAdv.IsSelectionActiveProperty dependency property.

Declaration
public static readonly DependencyProperty IsSelectionActiveProperty
Field Value
Type
System.Windows.DependencyProperty

IsSelectionActivePropertyKey

Identifies TreeViewItemAdv. IsSelectionActive dependency property.

Declaration
public static readonly DependencyPropertyKey IsSelectionActivePropertyKey
Field Value
Type
System.Windows.DependencyPropertyKey

IsShowToolTipProperty

Identifies TreeViewItemAdv. IsShowToolTip dependency property.

Declaration
public static readonly DependencyProperty IsShowToolTipProperty
Field Value
Type
System.Windows.DependencyProperty

LeftImageSourceProperty

Identifies TreeViewItemAdv. LeftImageSource dependency property.

Declaration
public static readonly DependencyProperty LeftImageSourceProperty
Field Value
Type
System.Windows.DependencyProperty

LoadingHeaderProperty

Declaration
public static readonly DependencyProperty LoadingHeaderProperty
Field Value
Type
System.Windows.DependencyProperty

LoadingHeaderTemplateProperty

Declaration
public static readonly DependencyProperty LoadingHeaderTemplateProperty
Field Value
Type
System.Windows.DependencyProperty

MultiColumnEnableProperty

Identifies TreeViewItemAdv. MultiColumnEnable dependency property.

Declaration
public static readonly DependencyProperty MultiColumnEnableProperty
Field Value
Type
System.Windows.DependencyProperty

RightImageSourceProperty

Identifies TreeViewItemAdv. RightImageSource dependency property.

Declaration
public static readonly DependencyProperty RightImageSourceProperty
Field Value
Type
System.Windows.DependencyProperty

SelectedEvent

Identified by the Selected routed_event. This field is read-only.

Declaration
public static readonly RoutedEvent SelectedEvent
Field Value
Type
System.Windows.RoutedEvent

SortingProperty

Identifies TreeViewItemAdv. Sorting dependency property.

Declaration
public static readonly DependencyProperty SortingProperty
Field Value
Type
System.Windows.DependencyProperty

UnselectedEvent

Identified by the Unselected routed_event.

Declaration
public static readonly RoutedEvent UnselectedEvent
Field Value
Type
System.Windows.RoutedEvent

Properties

CollapsedImageSource

Gets or sets ImageSource to collapsed image.

Declaration
public ImageSource CollapsedImageSource { get; set; }
Property Value
Type Description
System.Windows.Media.ImageSource

Type: System.Windows.Media.ImageSource The source of the image. The default value is null.
Examples

This example shows how to set CollapsedImageSource property in XAML. 

<Window x:Class="Sample1.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="clr-namespace:Syncfusion.Windows.Tools.Controls;assembly=Syncfusion.Tools.WPF"
Title="Window1" Height="300" Width="300">
<StackPanel Name="stackPanel">
<local:TreeViewAdv Name="myTreeview">
    <local:TreeViewItemAdv Header="Employee1" CollapsedImageSource="images/image1.png">
        <local:TreeViewItemAdv Header="Jesper" CollapsedImageSource="images/image2.png"/>
    </local:TreeViewItemAdv>
</local:TreeViewAdv>
</StackPanel>
</Window>
See Also
System.Windows.Media.ImageSource

EditedItemTemplate

Gets or sets the DataTemplate used to display each item in edit mode.

Declaration
public DataTemplate EditedItemTemplate { get; set; }
Property Value
Type Description
System.Windows.DataTemplate

Type: System.Windows.DataTemplate A System.Windows.DataTemplate that specifies the visualization of the data objects.
Examples

This example shows how to set EditedItemTemplate property in XAML. 

<Window x:Class="Sample1.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="clr-namespace:Syncfusion.Windows.Tools.Controls;assembly=Syncfusion.Tools.WPF"
Title="Window1" Height="300" Width="300">
<Window.Resources>
<DataTemplate x:Key="CustomEditedItemTemplate" DataType="{x:Type des:TreeViewItemAdv}">
    <Border BorderBrush="Red" BorderThickness="1" Margin="1" Padding="2">
        <TextBox Text="{Binding Path=(des:TreeViewItemAdv.Header), Mode=TwoWay, RelativeSource={RelativeSource AncestorType={x:Type des:TreeViewItemAdv}}}"/>
    </Border>
</DataTemplate>
</Window.Resources>
<StackPanel Name="stackPanel">
<local:TreeViewAdv Name="myTreeview">
    <local:TreeViewItemAdv Header="Employee1" EditedItemTemplate="{StaticResource CustomEditedItemTemplate}">
        <local:TreeViewItemAdv Header="Jesper"/>
        <local:TreeViewItemAdv Header="Aaberg"/>
        <local:TreeViewItemAdv Header="12345"/>
    </local:TreeViewItemAdv>
    <local:TreeViewItemAdv Header="Employee2">
        <local:TreeViewItemAdv Header="Dominik"/>
        <local:TreeViewItemAdv Header="Paiha"/>
        <local:TreeViewItemAdv Header="98765"/>
    </local:TreeViewItemAdv>
</local:TreeViewAdv>
</StackPanel>
</Window>
See Also
System.Windows.DataTemplate

EditedItemTemplateSelector

Gets or sets the edited item template selector.

Declaration
public DataTemplateSelector EditedItemTemplateSelector { get; set; }
Property Value
Type Description
System.Windows.Controls.DataTemplateSelector

The edited item template selector.

ExpandAnimation

Gets or sets the expand animation.

Declaration
public DoubleAnimation ExpandAnimation { get; set; }
Property Value
Type Description
System.Windows.Media.Animation.DoubleAnimation

The expand animation.

ExpandedImageSource

Gets or sets ImageSource to expanded image.

Declaration
public ImageSource ExpandedImageSource { get; set; }
Property Value
Type Description
System.Windows.Media.ImageSource

Type: System.Windows.Media.ImageSource The source of the image. The default value is null.
Examples

This example shows how to set ExpandedImageSource property in XAML. 

<Window x:Class="Sample1.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="clr-namespace:Syncfusion.Windows.Tools.Controls;assembly=Syncfusion.Tools.WPF"
Title="Window1" Height="300" Width="300">
<StackPanel Name="stackPanel">
<local:TreeViewAdv Name="myTreeview">
    <local:TreeViewItemAdv Header="Employee1" ExpandedImageSource="images/image1.png">
        <local:TreeViewItemAdv Header="Jesper" ExpandedImageSource="images/image2.png"/>
    </local:TreeViewItemAdv>
</local:TreeViewAdv>
</StackPanel>
</Window>
See Also
System.Windows.Media.ImageSource

ExpanderStyle

Gets or sets a property that enables customization of appearance, effects, or other style expander that will apply to nodes.

Declaration
public Style ExpanderStyle { get; set; }
Property Value
Type Description
System.Windows.Style

Type: System.Windows.Style The desired style to apply on expander.
Examples

This example shows how to set ExpanderStyle property in XAML. 

<Window x:Class="Sample1.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="clr-namespace:Syncfusion.Windows.Tools.Controls;assembly=Syncfusion.Tools.WPF"
Title="Window1" Height="300" Width="300">
<Window.Resources>
<!-- Template for TreeViewAdvExpander -->
<ControlTemplate x:Key="MyFxExpanderTemplateKey" TargetType="{x:Type Expander}">
    <ToggleButton Name="Expander"
ClickMode="Press"
IsChecked="{Binding Path=IsExpanded, RelativeSource={RelativeSource TemplatedParent}}">
        <ToggleButton.Style>
            <Style TargetType="ToggleButton">
                <Setter Property="FrameworkElement.Focusable" Value="False"/>
                <Setter Property="FrameworkElement.Width" Value="19"/>
                <Setter Property="FrameworkElement.Height" Value="13"/>
                <Setter Property="Control.Template">
                    <Setter.Value>
                        <ControlTemplate TargetType="ToggleButton">
                            <Border Height="10" Width="10" BorderBrush="Black" BorderThickness="1">
                                <Border Name="BagroundBorder"  Background="Blue">
                                </Border>
                            </Border>
                            <ControlTemplate.Triggers>
                                <Trigger Property="ToggleButton.IsChecked" Value="True">
                                    <Setter Property="Background" TargetName="BagroundBorder" Value="Red"/>
                                </Trigger>
                            </ControlTemplate.Triggers>
                        </ControlTemplate>
                    </Setter.Value>
                </Setter>
            </Style>
        </ToggleButton.Style>
    </ToggleButton>
</ControlTemplate>
<!-- Style for TreeViewAdvExpander -->
<Style x:Key="MyEStyle" TargetType="{x:Type Expander}">
    <Setter Property="Template" Value="{StaticResource MyFxExpanderTemplateKey}"/>
</Style>
</Window.Resources>
<StackPanel Name="stackPanel">
<local:TreeViewAdv Name="myTreeview">
    <local:TreeViewItemAdv Header="Employee1" ExpanderStyle="{DynamicResource MyEStyle}>
        <local:TreeViewItemAdv Header="Jesper"/>
        <local:TreeViewItemAdv Header="Aaberg"/>
        <local:TreeViewItemAdv Header="12345"/>
    </local:TreeViewItemAdv>
    <local:TreeViewItemAdv Header="Employee2">
        <local:TreeViewItemAdv Header="Dominik"/>
        <local:TreeViewItemAdv Header="Paiha"/>
        <local:TreeViewItemAdv Header="98765"/>
    </local:TreeViewItemAdv>
</local:TreeViewAdv>
</StackPanel>
</Window>
See Also
System.Windows.Style

FadeAnimation

Gets or sets the fade animation.

Declaration
public DoubleAnimation FadeAnimation { get; set; }
Property Value
Type Description
System.Windows.Media.Animation.DoubleAnimation

The fade animation.

FakeItemTemplate

Declaration
public DataTemplate FakeItemTemplate { get; set; }
Property Value
Type
System.Windows.DataTemplate

FakeItemTemplateSelector

Declaration
public DataTemplateSelector FakeItemTemplateSelector { get; set; }
Property Value
Type
System.Windows.Controls.DataTemplateSelector

HeaderTextDecorations

Gets or sets the header text decorations.

Declaration
public TextDecorationCollection HeaderTextDecorations { get; set; }
Property Value
Type Description
System.Windows.TextDecorationCollection

The header text decorations.

ImageHeight

Gets or sets height to all images.

Declaration
public double ImageHeight { get; set; }
Property Value
Type Description
System.Double

Type: System.Double The height of the image. The default value is NaN.
Examples

This example shows how to set ImageHeight property in XAML. 

<Window x:Class="Sample1.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="clr-namespace:Syncfusion.Windows.Tools.Controls;assembly=Syncfusion.Tools.WPF"
Title="Window1" Height="300" Width="300">
<StackPanel Name="stackPanel">
<local:TreeViewAdv Name="myTreeview">
    <local:TreeViewItemAdv Header="Employee1" ImageHeight="10">
        <local:TreeViewItemAdv Header="Jesper" ImageHeight="10"/>
    </local:TreeViewItemAdv>
</local:TreeViewAdv>
</StackPanel>
</Window>
See Also
System.Double

ImageStretch

Gets or sets stretch to all images.

Declaration
public Stretch ImageStretch { get; set; }
Property Value
Type Description
System.Windows.Media.Stretch

Type: System.Double The stretch of the image. The default value is Uniform.
Examples

This example shows how to set ImageStretch property in XAML. 

<Window x:Class="Sample1.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="clr-namespace:Syncfusion.Windows.Tools.Controls;assembly=Syncfusion.Tools.WPF"
Title="Window1" Height="300" Width="300">
<StackPanel Name="stackPanel">
<local:TreeViewAdv Name="myTreeview">
    <local:TreeViewItemAdv Header="Employee1" ImageStretch="Fill">
        <local:TreeViewItemAdv Header="Jesper" ImageStretch="Fill"/>
    </local:TreeViewItemAdv>
</local:TreeViewAdv>
</StackPanel>
</Window>
See Also
System.Windows.Media.Stretch

ImageWidth

Gets or sets width to all images.

Declaration
public double ImageWidth { get; set; }
Property Value
Type Description
System.Double

Type: System.Double The width of the image. The default value is NaN.
Examples

This example shows how to set ImageWidth property in XAML. 

<Window x:Class="Sample1.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="clr-namespace:Syncfusion.Windows.Tools.Controls;assembly=Syncfusion.Tools.WPF"
Title="Window1" Height="300" Width="300">
<StackPanel Name="stackPanel">
<local:TreeViewAdv Name="myTreeview">
    <local:TreeViewItemAdv Header="Employee1" ImageWidth="10">
        <local:TreeViewItemAdv Header="Jesper" ImageWidth="10"/>
    </local:TreeViewItemAdv>
</local:TreeViewAdv>
</StackPanel>
</Window>
See Also
System.Double

IsCustomToolTipEnabled

Gets or sets a value indicating whether this instance is custom tool tip enabled.

Declaration
public bool IsCustomToolTipEnabled { get; set; }
Property Value
Type Description
System.Boolean

true if this instance is custom tool tip enabled; otherwise, false.

IsDraging

Gets or sets a value indicating whether a TreeViewItemAdv control is dragging

Declaration
public bool IsDraging { get; set; }
Property Value
Type Description
System.Boolean

Type: System.Boolean true if the TreeViewItemAdv is dragging otherwise, false. The default value is false.
Remarks

When the IsDraging property value changes, the Selected event occurs.

Examples

This example shows how to set IsDraging property in C#. 

using System.Windows;
using Syncfusion.Windows.Tools.Controls;
namespace Sample1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
            myTreeViewItem.IsDraging = true;
        }
    }
}
See Also
System.Boolean

IsDragOver

Gets or sets a value indicating whether the dragging item is located over this element.

Declaration
public bool IsDragOver { get; set; }
Property Value
Type Description
System.Boolean

Type: System.Boolean true if the dragging item is located over this element; otherwise, false. A value indicating whether the dragging item is located over this element.
Examples

The following example shows how to access the IsDragOver property in C#. 

using System.Windows;
using Syncfusion.Windows.Tools.Controls;
namespace Sample1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
            bool bIsDragOver = myTreeViewItem.IsDragOver;
        }
    }
}
See Also
System.Boolean

IsEditable

Gets or sets a value indicating whether will can edit header of the item.

Declaration
public bool IsEditable { get; set; }
Property Value
Type Description
System.Boolean

Type: System.Boolean true if the header of the item can be edit; otherwise, false. The default value is true.
Examples

This example shows how to set IsEditable property in C#. 

using System.Windows;
using Syncfusion.Windows.Tools.Controls;
namespace Sample1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
            myTreeViewItem.IsEditable = false;
        }
    }
}

This example shows how to set IsEditable property in XAML. 

<Window x:Class="Sample1.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="clr-namespace:Syncfusion.Windows.Tools.Controls;assembly=Syncfusion.Tools.WPF"
Title="Window1" Height="300" Width="300">
<StackPanel Name="stackPanel">
<local:TreeViewAdv Name="myTreeview">
    <local:TreeViewItemAdv Header="Employee1" IsEditable="false">
        <local:TreeViewItemAdv Header="Jesper"/>
        <local:TreeViewItemAdv Header="Aaberg"/>
        <local:TreeViewItemAdv Header="12345"/>
    </local:TreeViewItemAdv>
    <local:TreeViewItemAdv Header="Employee2">
        <local:TreeViewItemAdv Header="Dominik"/>
        <local:TreeViewItemAdv Header="Paiha"/>
        <local:TreeViewItemAdv Header="98765"/>
    </local:TreeViewItemAdv>
</local:TreeViewAdv>
</StackPanel>
</Window>
See Also
System.Boolean

IsExpanded

Gets or sets a value indicating whether the nested items in a TreeViewItemAdv are expanded or collapsed.

Declaration
public bool IsExpanded { get; set; }
Property Value
Type Description
System.Boolean

Type: System.Boolean true if the nested items of a TreeViewItemAdv are visible; otherwise, false. The default value is false.
Remarks

The appearance of the button that expands and collapses the TreeViewItemAdv changes when the TreeViewItemAdv is expanded or collapsed. When the IsExpanded property value changes from true to false, the Collapsed event occurs. Similarly, the Expanded event occurs when the IsExpanded property value changes from false to true.

Examples

This example shows how to set IsExpanded property in C#. 

using System.Windows;
using Syncfusion.Windows.Tools.Controls;
namespace Sample1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
            myTreeViewItem.IsExpanded = true;
        }
    }
}
See Also
System.Boolean

IsImageSourceFreeze

Gets or sets the ImageSource freeze.

Declaration
public bool IsImageSourceFreeze { get; set; }
Property Value
Type
System.Boolean

IsInEditMode

Gets or sets a value indicating whether item is in edit mode.

Declaration
public bool IsInEditMode { get; set; }
Property Value
Type Description
System.Boolean

Type: System.Boolean true if the item is in edit mode edit; otherwise, false. The default value is false.
Examples

The following example shows how to get the value of the IsInEditMode property in C#. 

using System.Windows;
using Syncfusion.Windows.Tools.Controls;
namespace Sample1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
            bool isInEditMode = myTreeViewItem.IsInEditMode;
        }
    }
}
See Also
System.Boolean

IsLoading

Get or Set the item is loading

Declaration
public bool IsLoading { get; }
Property Value
Type
System.Boolean

IsLoadOnDemand

Get or Set Load on Demand

Declaration
public bool IsLoadOnDemand { get; set; }
Property Value
Type
System.Boolean

IsReadOnly

Gets or sets a value indicating whether treeviewitem is read only.

Declaration
public bool IsReadOnly { get; set; }
Property Value
Type Description
System.Boolean

true if this instance is read only; otherwise, false.

IsSelected

Gets or sets a value indicating whether a TreeViewItemAdv control is selected.

Declaration
public bool IsSelected { get; set; }
Property Value
Type Description
System.Boolean

Type: System.Boolean true if the TreeViewItemAdv is selected; otherwise, false. The default value is false.
Remarks

When the IsSelected property value changes, the Selected event occurs.

Examples

This example shows how to set IsSelected property in C#. 

using System.Windows;
using Syncfusion.Windows.Tools.Controls;
namespace Sample1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
            myTreeViewItem.IsSelected = true;
        }
    }
}
See Also
System.Boolean

IsSelectedFalse

Gets or sets a value indicating whether this instance is selected false.

Declaration
public bool IsSelectedFalse { get; set; }
Property Value
Type Description
System.Boolean

true if this instance is selected false; otherwise, false.

IsSelectionActive

Gets a value indicating whether the TreeViewItemAdv has keyboard focus.

Declaration
public bool IsSelectionActive { get; }
Property Value
Type Description
System.Boolean

Type: System.Boolean true if the TreeViewItemAdv has keyboard focus; otherwise, false. The default value is false.
Remarks

If the keyboard changes focus from a TreeViewItemAdv to a System.Windows.Controls.Menu or a System.Windows.Controls.ToolBar, the value of this property remains true.

Examples

The following example shows how to get the value of the IsSelectionActive property in C#. 

bool isEmployee1Active = Employee1Data.IsSelectionActive;
See Also
System.Boolean

IsShowToolTip

Gets a value indicating whether show tooltip.

Declaration
public bool IsShowToolTip { get; }
Property Value
Type Description
System.Boolean

Type: System.Boolean true if need shows the tooltip; otherwise, false. The default value is true.
Remarks

In case when there is not enough space to display the entire item, it�s content displays help text in a tooltip above the item.

Examples

The following example shows how to get the value of the IsShowToolTip property in C#. 

using System.Windows;
using Syncfusion.Windows.Tools.Controls;
namespace Sample1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
            bool show = myTreeViewItem.IsShowToolTip;
        }
    }
}
See Also
System.Boolean

LeftImageSource

Gets or sets ImageSource to left image.

Declaration
public ImageSource LeftImageSource { get; set; }
Property Value
Type Description
System.Windows.Media.ImageSource

Type: System.Windows.Media.ImageSource The source of the image. The default value is null.
Examples

This example shows how to set LeftImageSource property in XAML. 

<Window x:Class="Sample1.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="clr-namespace:Syncfusion.Windows.Tools.Controls;assembly=Syncfusion.Tools.WPF"
Title="Window1" Height="300" Width="300">
<StackPanel Name="stackPanel">
<local:TreeViewAdv Name="myTreeview">
    <local:TreeViewItemAdv Header="Employee1" LeftImageSource="images/image1.png">
        <local:TreeViewItemAdv Header="Jesper" LeftImageSource="images/image2.png"/>
    </local:TreeViewItemAdv>
</local:TreeViewAdv>
</StackPanel>
</Window>
See Also
System.Windows.Media.ImageSource

LoadingHeader

header for loading content

Declaration
public object LoadingHeader { get; set; }
Property Value
Type
System.Object

LoadingHeaderTemplate

header template for loading content

Declaration
public DataTemplate LoadingHeaderTemplate { get; set; }
Property Value
Type
System.Windows.DataTemplate

MultiColumnEnable

Gets or sets a value indicating whether item is in MultiColumn mode.

Declaration
public bool MultiColumnEnable { get; set; }
Property Value
Type Description
System.Boolean

Type: System.Boolean true if the item displayed in MultiColumn mode; otherwise, false. The default value is false.
Examples

This example shows how to set MultiColumnEnable property in C#. 

using System.Windows;
using Syncfusion.Windows.Tools.Controls;
namespace Sample1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
            myTreeView.MultiColumnEnable = True;
        }
    }
}

This example shows how to set MultiColumnEnable property in XAML. 

<Window x:Class="Sample1.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="clr-namespace:Syncfusion.Windows.Tools.Controls;assembly=Syncfusion.Tools.WPF"
Title="Window1" Height="300" Width="300">
<StackPanel Name="stackPanel">
<local:TreeViewAdv Name="myTreeview" MultiColumnEnable="True">
    <local:TreeViewItemAdv Header="2222">
        <local:TreeViewItemAdv Header="3333"/>
        <local:TreeViewItemAdv Header="3333"/>
        <local:TreeViewItemAdv Header="3333"/>
        <local:TreeViewItemAdv Header="3333"/>
        </local:TreeViewItemAdv>
    <local:TreeViewItemAdv Header="2222"/>
    <local:TreeViewItemAdv Header="2222"/>
    <local:TreeViewItemAdv Header="2222"/>
    <local:TreeViewItemAdv Header="2222"/>
<snc:TreeViewAdv.Columns>
    <local:TreeViewColumnCollection>
        <local:TreeViewColumn Width="100" Header="1"
            DisplayMemberBinding="{Binding Path=Header, RelativeSource={RelativeSource AncestorType={x:Type snc:TreeViewItemAdv}}}"/>
        <local:TreeViewColumn Width="50" Header="BBB"
            DisplayMemberBinding="{Binding Path=Header, RelativeSource={RelativeSource AncestorType={x:Type snc:TreeViewItemAdv}}}"/>
        <local:TreeViewColumn Width="50" Header="CCC"
            DisplayMemberBinding="{Binding Path=Header, RelativeSource={RelativeSource AncestorType={x:Type snc:TreeViewItemAdv}}}"/>
        <local:TreeViewColumn Width="50" Header="DDD">
            <local:TreeViewColumn.CellTemplate>
                <DataTemplate>
                    <Border Margin="1" BorderBrush="Red" BorderThickness="1">
                        <TextBlock Text="{Binding Path=Header, RelativeSource={RelativeSource AncestorType={x:Type snc:TreeViewItemAdv}}}"/>
                    </Border>
                </DataTemplate>
            </local:TreeViewColumn.CellTemplate>
        </local:TreeViewColumn>
    </local:TreeViewColumnCollection>
</local:TreeViewAdv.Columns>
</local:TreeViewAdv>
</StackPanel>
</Window>
See Also
System.Boolean

ParentItemsControl

Gets the parent items control.

Declaration
public ItemsControl ParentItemsControl { get; }
Property Value
Type Description
System.Windows.Controls.ItemsControl

The parent items control.

RightImageSource

Gets or sets ImageSource to right image.

Declaration
public ImageSource RightImageSource { get; set; }
Property Value
Type Description
System.Windows.Media.ImageSource

Type: System.Windows.Media.ImageSource The source of the image. The default value is null.
Examples

This example shows how to set RightImageSource property in XAML. 

<Window x:Class="Sample1.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="clr-namespace:Syncfusion.Windows.Tools.Controls;assembly=Syncfusion.Tools.WPF"
Title="Window1" Height="300" Width="300">
<StackPanel Name="stackPanel">
<local:TreeViewAdv Name="myTreeview">
    <local:TreeViewItemAdv Header="Employee1" RightImageSource="images/image1.png">
        <local:TreeViewItemAdv Header="Jesper" RightImageSource="images/image2.png"/>
    </local:TreeViewItemAdv>
</local:TreeViewAdv>
</StackPanel>
</Window>
See Also
System.Windows.Media.ImageSource

ShowRootLines

Gets a value indicating whether show root line for items.

Declaration
public bool ShowRootLines { get; }
Property Value
Type Description
System.Boolean

Type: System.Boolean true if root line is visible; otherwise, false. The default value is true.
Remarks

Specifies whether lines should be shown near the top-level nodes.

Examples

This example shows how to set ShowRootLines property in C#. 

using System.Windows;
using Syncfusion.Windows.Tools.Controls;
namespace Sample1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
            myTreeViewItem.ShowRootLines = false;
        }
    }
}
See Also
System.Boolean

Sorting

Gets or sets the sorting.

Declaration
public SortDirection Sorting { get; set; }
Property Value
Type Description
SortDirection

The sorting.

Methods

add_AfterItemEdit(EditModeChangeHandler)

Declaration
public void add_AfterItemEdit(EditModeChangeHandler value)
Parameters
Type Name Description
EditModeChangeHandler value

add_BeforeItemEdit(EditModeChangeHandler)

Declaration
public void add_BeforeItemEdit(EditModeChangeHandler value)
Parameters
Type Name Description
EditModeChangeHandler value

AddInCache(TreeViewItemAdv, Boolean)

Adds the in cache.

Declaration
protected void AddInCache(TreeViewItemAdv item, bool needToAdd)
Parameters
Type Name Description
TreeViewItemAdv item

The item.
System.Boolean needToAdd

if set to true [need to add].

ClearContainerForItemOverride(DependencyObject, Object)

When overridden in a derived class, undoes the effects of the System.Windows.Controls.ItemsControl.PrepareContainerForItemOverride(System.Windows.DependencyObject,System.Object) method.

Declaration
protected override void ClearContainerForItemOverride(DependencyObject element, object item)
Parameters
Type Name Description
System.Windows.DependencyObject element

The container element.
System.Object item

The item.

Dispose()

Declaration
public void Dispose()

GetContainerForItemOverride()

Creates or identifies the element that is used to display the given item.

Declaration
protected override DependencyObject GetContainerForItemOverride()
Returns
Type Description
System.Windows.DependencyObject

The element that is used to display the given item.

GetItemsPanelType()

Gets the type of the items panel.

Declaration
protected virtual Type GetItemsPanelType()
Returns
Type Description
System.Type

Type of tree view items panel

IsItemItsOwnContainerOverride(Object)

Determines if the specified item is (or is eligible to be) its own container.

Declaration
protected override bool IsItemItsOwnContainerOverride(object item)
Parameters
Type Name Description
System.Object item

The item to check.
Returns
Type Description
System.Boolean

Returns true if the item is (or is eligible to be) its own container; otherwise, false.

OnAfterItemEdit(RoutedEventArgs)

Raises the AfterItemEdit event.

Declaration
protected virtual void OnAfterItemEdit(RoutedEventArgs e)
Parameters
Type Name Description
System.Windows.RoutedEventArgs e

The System.Windows.RoutedEventArgs instance containing the event data.

OnApplyTemplate()

Builds the current template's visual tree if necessary.

Declaration
public override void OnApplyTemplate()

OnBeforeItemEdit(RoutedEventArgs)

Raises the BeforeItemEdit event.

Declaration
protected virtual void OnBeforeItemEdit(RoutedEventArgs e)
Parameters
Type Name Description
System.Windows.RoutedEventArgs e

The System.Windows.RoutedEventArgs instance containing the event data.

OnCollapsed(RoutedEventArgs)

Raises the Collapsed event.

Declaration
protected virtual void OnCollapsed(RoutedEventArgs e)
Parameters
Type Name Description
System.Windows.RoutedEventArgs e

The System.Windows.RoutedEventArgs instance containing the event data.

OnCreateAutomationPeer()

Returns class-specific AutomationPeer implementations for the Windows Presentation Foundation (WPF) infrastructure.

Declaration
protected override AutomationPeer OnCreateAutomationPeer()
Returns
Type Description
System.Windows.Automation.Peers.AutomationPeer

The type-specific AutomationPeer implementation.

OnDragEnter(DragEventArgs)

Invoked when an unhandled DragDrop.DragEnter attached event reaches an element in its route that is derived from this class. Implement this method to add class handling for this event.

Declaration
protected override void OnDragEnter(DragEventArgs e)
Parameters
Type Name Description
System.Windows.DragEventArgs e

The DragEventArgs that contains the event data.

OnDragLeave(DragEventArgs)

Invoked when an unhandled DragDrop.DragLeave attached event reaches an element in its route that is derived from this class. Implement this method to add class handling for this event.

Declaration
protected override void OnDragLeave(DragEventArgs e)
Parameters
Type Name Description
System.Windows.DragEventArgs e

The DragEventArgs that contains the event data.

OnDragOver(DragEventArgs)

Invoked when an unhandled DragDrop.DragOver attached event reaches an element in its route that is derived from this class. Implement this method to add class handling for this event.

Declaration
protected override void OnDragOver(DragEventArgs e)
Parameters
Type Name Description
System.Windows.DragEventArgs e

the event data.

OnDrop(DragEventArgs)

Invoked when an unhandled DragDrop.DragEnter attached event reaches an element in its route that is derived from this class. Implement this method to add class handling for this event.

Declaration
protected override void OnDrop(DragEventArgs e)
Parameters
Type Name Description
System.Windows.DragEventArgs e

The event data.

OnEditKeyDown(RoutedEventArgs)

Raises the EditKeyDown event.

Declaration
protected virtual void OnEditKeyDown(RoutedEventArgs e)
Parameters
Type Name Description
System.Windows.RoutedEventArgs e

The System.Windows.RoutedEventArgs instance containing the event data.

OnEditKeyPress(RoutedEventArgs)

Raises the EditKeyPress event.

Declaration
protected virtual void OnEditKeyPress(RoutedEventArgs e)
Parameters
Type Name Description
System.Windows.RoutedEventArgs e

The System.Windows.RoutedEventArgs instance containing the event data.

OnEditKeyUp(RoutedEventArgs)

Raises the EditKeyUp event.

Declaration
protected virtual void OnEditKeyUp(RoutedEventArgs e)
Parameters
Type Name Description
System.Windows.RoutedEventArgs e

The System.Windows.RoutedEventArgs instance containing the event data.

OnExpanded(RoutedEventArgs)

Raises the Expanded event.

Declaration
protected virtual void OnExpanded(RoutedEventArgs e)
Parameters
Type Name Description
System.Windows.RoutedEventArgs e

The System.Windows.RoutedEventArgs instance containing the event data.

OnGotKeyboardFocus(KeyboardFocusChangedEventArgs)

Invoked when the KeyboardFocus event is received.

Declaration
protected override void OnGotKeyboardFocus(KeyboardFocusChangedEventArgs e)
Parameters
Type Name Description
System.Windows.Input.KeyboardFocusChangedEventArgs e

Information about the event.

OnItemsChanged(NotifyCollectionChangedEventArgs)

Called when Items of the control is changed.

Declaration
protected override void OnItemsChanged(NotifyCollectionChangedEventArgs e)
Parameters
Type Name Description
System.Collections.Specialized.NotifyCollectionChangedEventArgs e

The instance containing the event data.

OnItemsSourceChanged(IEnumerable, IEnumerable)

Called when the ItemsSource property changes.

Declaration
protected override void OnItemsSourceChanged(IEnumerable oldValue, IEnumerable newValue)
Parameters
Type Name Description
System.Collections.IEnumerable oldValue

Old value of the ItemsSource property.
System.Collections.IEnumerable newValue

New value of the ItemsSource property.

OnKeyDown(KeyEventArgs)

Invoked when to the KeyDown event is received.

Declaration
protected override void OnKeyDown(KeyEventArgs e)
Parameters
Type Name Description
System.Windows.Input.KeyEventArgs e

Information about the event.

OnMouseEnter(MouseEventArgs)

Invoked when an unhandled Mouse. MouseEnter attached event is raised on this element. Implement this method to add class handling for this event.

Declaration
protected override void OnMouseEnter(MouseEventArgs e)
Parameters
Type Name Description
System.Windows.Input.MouseEventArgs e

The MouseEventArgs that contains the event data.

OnMouseLeave(MouseEventArgs)

Invoked when an unhandled Mouse.MouseLeave attached event is raised on this element. Implement this method to add class handling for this event.

Declaration
protected override void OnMouseLeave(MouseEventArgs e)
Parameters
Type Name Description
System.Windows.Input.MouseEventArgs e

The MouseEventArgs that contains the event data.

OnMouseLeftButtonDown(MouseButtonEventArgs)

Invoked when an unhandled MouseLeftButtonUp routed event reaches an element in its route that is derived from this class. Implement this method to add class handling for this event.

Declaration
protected override void OnMouseLeftButtonDown(MouseButtonEventArgs e)
Parameters
Type Name Description
System.Windows.Input.MouseButtonEventArgs e

The event data.

OnMouseLeftButtonUp(MouseButtonEventArgs)

Invoked when an unhandled MouseLeftButtonUp routed event reaches an element in its route that is derived from this class. Implement this method to add class handling for this event.

Declaration
protected override void OnMouseLeftButtonUp(MouseButtonEventArgs e)
Parameters
Type Name Description
System.Windows.Input.MouseButtonEventArgs e

The event data

OnMouseMove(MouseEventArgs)

Invoked when an unhandled Mouse.MouseMove attached event reaches an element in its route that is derived from this class. Implement this method to add class handling for this event.

Declaration
protected override void OnMouseMove(MouseEventArgs e)
Parameters
Type Name Description
System.Windows.Input.MouseEventArgs e

The MouseEventArgs that contains the event data.

OnMouseRightButtonDown(MouseButtonEventArgs)

Invoked when an unhandled MouseRightButtonDown routed event reaches an element in its route that is derived from this class. Implement this method to add class handling for this event.

Declaration
protected override void OnMouseRightButtonDown(MouseButtonEventArgs e)
Parameters
Type Name Description
System.Windows.Input.MouseButtonEventArgs e

The event data.

OnMouseRightButtonUp(MouseButtonEventArgs)

Invoked when an unhandled MouseRightButtonUp routed event reaches an element in its route that is derived from this class. Implement this method to add class handling for this event.

Declaration
protected override void OnMouseRightButtonUp(MouseButtonEventArgs e)
Parameters
Type Name Description
System.Windows.Input.MouseButtonEventArgs e

The event data

OnPreviewMouseLeftButtonDown(MouseButtonEventArgs)

Invoked when an unhandled PreviewMouseLeftButtonDown routed event reaches an element in its route that is derived from this class. Implement this method to add class handling for this event.

Declaration
protected override void OnPreviewMouseLeftButtonDown(MouseButtonEventArgs e)
Parameters
Type Name Description
System.Windows.Input.MouseButtonEventArgs e

The MouseButtonEventArgs that contains the event data. The event data reports that the left mouse button was pressed.

OnPreviewMouseLeftButtonUp(MouseButtonEventArgs)

Invoked when an unhandled PreviewMouseLeftButtonUp routed event reaches an element in its route that is derived from this class. Implement this method to add class handling for this event.

Declaration
protected override void OnPreviewMouseLeftButtonUp(MouseButtonEventArgs e)
Parameters
Type Name Description
System.Windows.Input.MouseButtonEventArgs e

The MouseButtonEventArgs that contains the event data. The event data reports that the left mouse button was pressed.

OnPreviewMouseRightButtonDown(MouseButtonEventArgs)

Invoked when an unhandled PreviewMouseRightButtonDown routed event reaches an element in its route that is derived from this class. Implement this method to add class handling for this event.

Declaration
protected override void OnPreviewMouseRightButtonDown(MouseButtonEventArgs e)
Parameters
Type Name Description
System.Windows.Input.MouseButtonEventArgs e

The MouseButtonEventArgs that contains the event data. The event data reports that the right mouse button was pressed.

OnPreviewMouseRightButtonUp(MouseButtonEventArgs)

Invoked when an unhandled PreviewMouseRightButtonUp routed event reaches an element in its route that is derived from this class. Implement this method to add class handling for this event.

Declaration
protected override void OnPreviewMouseRightButtonUp(MouseButtonEventArgs e)
Parameters
Type Name Description
System.Windows.Input.MouseButtonEventArgs e

The MouseButtonEventArgs that contains the event data. The event data reports that the left mouse button was pressed.

OnPreviewTouchDown(TouchEventArgs)

Declaration
protected override void OnPreviewTouchDown(TouchEventArgs e)
Parameters
Type Name Description
System.Windows.Input.TouchEventArgs e

OnPreviewTouchUp(TouchEventArgs)

Declaration
protected override void OnPreviewTouchUp(TouchEventArgs e)
Parameters
Type Name Description
System.Windows.Input.TouchEventArgs e

OnPropertyChanged(DependencyPropertyChangedEventArgs)

Invoked whenever the effective value of any dependency property on this System.Windows.FrameworkElement has been updated. The specific dependency property that changed is reported in the arguments parameter. Overrides System.Windows.DependencyObject.OnPropertyChanged(System.Windows.DependencyPropertyChangedEventArgs).

Declaration
protected override void OnPropertyChanged(DependencyPropertyChangedEventArgs e)
Parameters
Type Name Description
System.Windows.DependencyPropertyChangedEventArgs e

The event data that describes the property that changed, as well as old and new values.

OnSelected(RoutedEventArgs)

Raises the Selected event.

Declaration
protected virtual void OnSelected(RoutedEventArgs e)
Parameters
Type Name Description
System.Windows.RoutedEventArgs e

The System.Windows.RoutedEventArgs instance containing the event data.

OnTouchDown(TouchEventArgs)

Declaration
protected override void OnTouchDown(TouchEventArgs e)
Parameters
Type Name Description
System.Windows.Input.TouchEventArgs e

OnTouchUp(TouchEventArgs)

Declaration
protected override void OnTouchUp(TouchEventArgs e)
Parameters
Type Name Description
System.Windows.Input.TouchEventArgs e

OnUnselected(RoutedEventArgs)

Raises the Unselected event.

Declaration
protected virtual void OnUnselected(RoutedEventArgs e)
Parameters
Type Name Description
System.Windows.RoutedEventArgs e

The System.Windows.RoutedEventArgs instance containing the event data.

OnVisualParentChanged(DependencyObject)

Invoked when the parent of this element in the visual tree is changed. Overrides System.Windows.UIElement.OnVisualParentChanged(System.Windows.DependencyObject).

Declaration
protected override void OnVisualParentChanged(DependencyObject oldParent)
Parameters
Type Name Description
System.Windows.DependencyObject oldParent

The old parent element. May be null to indicate that the element did not have a visual parent previously.

PrepareContainerForItemOverride(DependencyObject, Object)

Prepares the specified element to display the specified item.

Declaration
protected override void PrepareContainerForItemOverride(DependencyObject element, object item)
Parameters
Type Name Description
System.Windows.DependencyObject element

Element used to display the specified item.
System.Object item

Specified item.

remove_AfterItemEdit(EditModeChangeHandler)

Declaration
public void remove_AfterItemEdit(EditModeChangeHandler value)
Parameters
Type Name Description
EditModeChangeHandler value

remove_BeforeItemEdit(EditModeChangeHandler)

Declaration
public void remove_BeforeItemEdit(EditModeChangeHandler value)
Parameters
Type Name Description
EditModeChangeHandler value

SortTreeViewItem()

Sorts the tree view.

Declaration
public void SortTreeViewItem()

ToString()

Returns a String that represents the current Object.

Declaration
public override string ToString()
Returns
Type Description
System.String

A String that represents the current Object.

Events

AfterItemEdit

Occurs when the IsInEditMode property changes.

Declaration
public event EditModeChangeHandler AfterItemEdit
Event Type
Type Description
EditModeChangeHandler

Type: EditModeChangeHandler This event raise after the edit operations are completed.
Examples

The following example shows how to assign an event handler for the AfterItemEdit event to a TreeViewItemAdv, and how to define the event handler in the code-behind. 

<TreeViewItem Header="Employee2"
             Name="Employee2Data">
    <TreeViewItem Header="Work Days"
                  Name="emp2WorkDays"
                  AfterItemEdit="TreeViewItemAdv_AfterItemEdit"
                  BeforeItemEdit="TreeViewItemAdv_BeforeItemEdit">
        <TreeViewItem Header="Monday" />
        <TreeViewItem Header="Wednesday"/>
    </TreeViewItem>
</TreeViewItem>
private void TreeViewItemAdv_AfterItemEdit( object sender, EditModeChangeEventArgs e )
{
    Debug.WriteLine( "AfterItemEdit: old( " + e.OldValue + "), new( " + e.NewValue + ")"  );
}
private void TreeViewItemAdv_BeforeItemEdit( object sender, EditModeChangeEventArgs e )
{
    Debug.WriteLine( "BeforeItemEdit: old( " + e.OldValue + "), new( " + e.NewValue + ")" );
}
See Also

BeforeItemEdit

Occurs when the IsInEditMode property changes.

Declaration
public event EditModeChangeHandler BeforeItemEdit
Event Type
Type Description
EditModeChangeHandler

Type: EditModeChangeHandler This event raise before the TreeViewItemAdv enters the edit mode.
Examples

The following example shows how to assign an event handler for the BeforeItemEdit event to a TreeViewItemAdv, and how to define the event handler in the code-behind. 

<TreeViewItem Header="Employee2"
             Name="Employee2Data">
    <TreeViewItem Header="Work Days"
                  Name="emp2WorkDays"
                  AfterItemEdit="TreeViewItemAdv_AfterItemEdit"
                  BeforeItemEdit="TreeViewItemAdv_BeforeItemEdit">
        <TreeViewItem Header="Monday" />
        <TreeViewItem Header="Wednesday"/>
    </TreeViewItem>
</TreeViewItem>
private void TreeViewItemAdv_AfterItemEdit( object sender, EditModeChangeEventArgs e )
{
    Debug.WriteLine( "AfterItemEdit: old( " + e.OldValue + "), new( " + e.NewValue + ")"  );
}
private void TreeViewItemAdv_BeforeItemEdit( object sender, EditModeChangeEventArgs e )
{
    Debug.WriteLine( "BeforeItemEdit: old( " + e.OldValue + "), new( " + e.NewValue + ")" );
}
See Also

Collapsed

Occurs when the IsExpanded property changes from true to false.

Declaration
public event RoutedEventHandler Collapsed
Event Type
Type Description
System.Windows.RoutedEventHandler

Type: System.Windows.RoutedEventHandler This event occurs when a TreeViewItemAdv is collapsed so that child elements are hidden.
Examples

The following example shows how to assign an event handler for the Collapsed event to a TreeViewItemAdv, and how to define the event handler in code. 

<TreeViewItemAdv Header="Employee1"
                 Name="Employee1Data"
                 IsExpanded="True"
                 Collapsed="OnCollapsed"
                 Expanded="OnExpanded">
    <TreeViewItemAdv Header="Work Days"
                     Name="EmployeeWorkDays"
                     IsSelected="True">
        <TreeViewItemAdv Header="Tuesday" />
        <TreeViewItemAdv Header="Friday"/>
    </TreeViewItemAdv>
</TreeViewItemAdv>
<TreeViewItemAdv Header="Employee2"
                 Name="Employee2Data">
    <TreeViewItemAdv Header="Work Days"
                     Name="emp2WorkDays"
                     Selected="GetSchedule"
                     Unselected="SetSchedule">
        <TreeViewItemAdv Header="Monday" />
        <TreeViewItemAdv Header="Wednesday"/>
    </TreeViewItemAdv>
</TreeViewItemAdv>
public void OnCollapsed(object sender, RoutedEventArgs e)
{
    //Perform actions when the TreeViewItem is collapsed
}
See Also
System.Windows.RoutedEventHandler

EditKeyDown

Occurs when a key is pressed when the item is in edit mode.

Declaration
public event KeyEventHandler EditKeyDown
Event Type
Type Description
System.Windows.Input.KeyEventHandler

Type: System.Windows.Input.KeyEventHandler This event raise when the item is in edit mode.
Examples

The following example shows how to assign an event handler for the EditKeyDown event to a TreeViewItemAdv, and how to define the event handler in the code-behind. 

<TreeViewItem Header="Employee2"
             Name="Employee2Data">
    <TreeViewItem Header="Work Days"
                  Name="emp2WorkDays"
                  EditKeyDown="TreeViewItemAdv_EditKeyDown"
                  EditKeyUp="TreeViewItemAdv_EditKeyUp">
        <TreeViewItem Header="Monday" />
        <TreeViewItem Header="Wednesday"/>
    </TreeViewItem>
</TreeViewItem>
private void TreeViewItemAdv_EditKeyDown( object sender, KeyEventArgs e )
{
    Debug.WriteLine( "Down: " + e.Key );
}
private void TreeViewItemAdv_EditKeyUp( object sender, KeyEventArgs e )
{
    Debug.WriteLine( "Up: " + e.Key );
}
See Also
System.Windows.Input.KeyEventHandler

EditKeyUp

Occurs when a key is released when the item is in edit mode.

Declaration
public event KeyEventHandler EditKeyUp
Event Type
Type Description
System.Windows.Input.KeyEventHandler

Type: System.Windows.Input.KeyEventHandler This event raise when the item is in edit mode.
Examples

The following example shows how to assign an event handler for the EditKeyUp event to a TreeViewItemAdv, and how to define the event handler in the code-behind. 

<TreeViewItem Header="Employee2"
             Name="Employee2Data">
    <TreeViewItem Header="Work Days"
                  Name="emp2WorkDays"
                  EditKeyDown="TreeViewItemAdv_EditKeyDown"
                  EditKeyUp="TreeViewItemAdv_EditKeyUp">
        <TreeViewItem Header="Monday" />
        <TreeViewItem Header="Wednesday"/>
    </TreeViewItem>
</TreeViewItem>
private void TreeViewItemAdv_EditKeyDown( object sender, KeyEventArgs e )
{
    Debug.WriteLine( "Down: " + e.Key );
}
private void TreeViewItemAdv_EditKeyUp( object sender, KeyEventArgs e )
{
    Debug.WriteLine( "Up: " + e.Key );
}
See Also
System.Windows.Input.KeyEventHandler

Expanded

Occurs when the IsExpanded property changes from true to false.

Declaration
public event RoutedEventHandler Expanded
Event Type
Type Description
System.Windows.RoutedEventHandler

Type: System.Windows.RoutedEventHandler This event occurs when a TreeViewItemAdv is collapsed so that child elements are hidden.
Examples

The following example shows how to assign an event handler for the Expanded event to a TreeViewItemAdv and how to define the event handler in the code-behind. 

<TreeViewItemAdv Header="Employee1"
                 Name="Employee1Data"
                 IsExpanded="True"
                 Collapsed="OnCollapsed"
                 Expanded="OnExpanded">
    <TreeViewItemAdv Header="Work Days"
                     Name="EmployeeWorkDays"
                     IsSelected="True">
        <TreeViewItemAdv Header="Tuesday" />
        <TreeViewItemAdv Header="Friday"/>
    </TreeViewItemAdv>
</TreeViewItemAdv>
<TreeViewItemAdv Header="Employee2"
                 Name="Employee2Data">
    <TreeViewItemAdv Header="Work Days"
                     Name="emp2WorkDays"
                     Selected="GetSchedule"
                     Unselected="SetSchedule">
        <TreeViewItemAdv Header="Monday" />
        <TreeViewItemAdv Header="Wednesday"/>
    </TreeViewItemAdv>
</TreeViewItemAdv>
public void OnExpanded(object sender, RoutedEventArgs e)
{
    //Perform actions when the TreeViewItem is collapsed
}
See Also
System.Windows.RoutedEventHandler

Selected

Occurs when the IsExpanded property changes from true to false.

Declaration
public event RoutedEventHandler Selected
Event Type
Type Description
System.Windows.RoutedEventHandler

Type: System.Windows.RoutedEventHandler The event occurs when a TreeViewItemAdv becomes the selected TreeViewItemAdv in a System.Windows.Controls.TreeView control. This event is related to the System.Windows.Controls.TreeView.SelectedItemChangedEvent event that occurs when there is a change in the System.Windows.Controls.TreeView.SelectedItemProperty property of a TreeViewAdv control.
Examples

The following example shows how to assign an event handler for the Selected event to a TreeViewItemAdv, and how to define the event handler in the code-behind. 

<TreeViewItem Header="Employee2"
             Name="Employee2Data">
    <TreeViewItem Header="Work Days"
                  Name="emp2WorkDays"
                  Selected="GetSchedule"
                  Unselected="SetSchedule">
        <TreeViewItem Header="Monday" />
        <TreeViewItem Header="Wednesday"/>
    </TreeViewItem>
</TreeViewItem>
public void GetSchedule(object sender, RoutedEventArgs e)
{
    //Perform actions when a TreeViewItem
    //controls is selected
}
See Also
System.Windows.RoutedEventHandler

Unselected

Occurs when the IsExpanded property changes from true to false.

Declaration
public event RoutedEventHandler Unselected
Event Type
Type Description
System.Windows.RoutedEventHandler

Type: System.Windows.RoutedEventHandler The event occurs when the selection changes from this TreeViewItemAdv to another TreeViewItemAdv in a TreeViewAdv control. This event is related to the System.Windows.Controls.TreeView.SelectedItemChangedEvent event that occurs when there is a change in the System.Windows.Controls.TreeView.SelectedItemProperty property of a TreeViewAdv control.
Examples

The following example shows how to assign an event handler for the Selected event to a TreeViewItemAdv, and how to define the event handler in the code-behind. 

<TreeViewItem Header="Employee2"
             Name="Employee2Data">
    <TreeViewItem Header="Work Days"
                  Name="emp2WorkDays"
                  Selected="GetSchedule"
                  Unselected="SetSchedule">
        <TreeViewItem Header="Monday" />
        <TreeViewItem Header="Wednesday"/>
    </TreeViewItem>
</TreeViewItem>
public void SetSchedule(object sender, RoutedEventArgs e)
{
    //Perform actions when a TreeViewItem
    //control becomes unselected
}
See Also
System.Windows.RoutedEventHandler

Implements

System.ICloneable
System.IDisposable

See Also