Images for items in WPF TreeViewAdv (Classic)

5 May 20212 minutes to read

Node image

To add images to the left and right corner of the TreeViewItemAdv by using the LeftImageSource and RightImageSource properties of the TreeViewItemAdv class.

• LeftImageSource—this is a dependency property, which gets or sets ImageSource to left image.
• RightImageSource—this is dependency property, which gets or sets RightSource to right image.

XAML

<syncfusion:TreeViewAdv >
<syncfusion:TreeViewItemAdv x:Name="item1" Header="Windows Explorer" LeftImageSource="Folder_Expanded.png"  >
<syncfusion:TreeViewItemAdv Header="My Computer" x:Name="item2" LeftImageSource="Folder_Expanded.png" RightImageSource="Right tick.png" >
<syncfusion:TreeViewItemAdv Header="Music"  />
<syncfusion:TreeViewItemAdv Header="Videos"  />
<syncfusion:TreeViewItemAdv Header="Wallpaper.png"  />
<syncfusion:TreeViewItemAdv Header="Banner.png"  />
</syncfusion:TreeViewItemAdv>
<syncfusion:TreeViewItemAdv Header="My Network Places"  >
</syncfusion:TreeViewItemAdv>
</syncfusion:TreeViewItemAdv>
</syncfusion:TreeViewAdv>

C#

//Set image for left
item1.LeftImageSource = new BitmapImage(new Uri("/Folder_Expanded.png", UriKind.RelativeOrAbsolute));

//Set image for right
item2.RightImageSource = new BitmapImage(new Uri("/Right tick.png", UriKind.RelativeOrAbsolute));

VB.NET

'Set image for left
item1.LeftImageSource = New BitmapImage(New Uri("/Folder_Expanded.png", UriKind.RelativeOrAbsolute))

'Set image for right
item2.RightImageSource = New BitmapImage(New Uri("/Right tick.png", UriKind.RelativeOrAbsolute))

Customize image size in TreeViewItemAdv

TreeViewAdv allow user to set the height and width of the TreeViewItemAdv images. The ImageHeight property sets the height of the image and the ImageWidth property sets the width of the images. The default value of the properties is NaN. Here is the code for setting these properties.

XAML

<syncfusion:TreeViewAdv >
<syncfusion:TreeViewItemAdv x:Name="item1" ImageHeight="25" ImageWidth="25" Header="Windows Explorer" LeftImageSource="Folder_Expanded.png"  >
<syncfusion:TreeViewItemAdv Header="My Computer" x:Name="item2"  LeftImageSource="Folder_Expanded.png" RightImageSource="Right tick.png" >
<syncfusion:TreeViewItemAdv Header="Music"  />
<syncfusion:TreeViewItemAdv Header="Videos"  />
<syncfusion:TreeViewItemAdv Header="Wallpaper.png"  />
<syncfusion:TreeViewItemAdv Header="Banner.png"  />
</syncfusion:TreeViewItemAdv>
<syncfusion:TreeViewItemAdv Header="My Network Places"  >
</syncfusion:TreeViewItemAdv>
</syncfusion:TreeViewItemAdv>
</syncfusion:TreeViewAdv>

C#

//Set image height
item1.ImageHeight = 25;

//Set image width
item1.ImageWidth = 25;

VB.NET

'Set image height
item1.ImageHeight = 25

'Set image width
item1.ImageWidth = 25