TreeView::ImageSet Property
Gets or sets the group of images to use for the TreeView control.
Assembly: System.Web (in System.Web.dll)
public: property TreeViewImageSet ImageSet { TreeViewImageSet get(); void set(TreeViewImageSet value); }
Property Value
Type: System.Web.UI.WebControls::TreeViewImageSetOne of the TreeViewImageSet values. The default is TreeViewImageSet.Custom.
| Exception | Condition |
|---|---|
| ArgumentOutOfRangeException | The specified image set is not one of the TreeViewImageSet values. |
Use the ImageSet property to specify the group of images to use for the TreeView control. You can either select a predefined set of images to give the control a standard look or define your own custom set.
Note |
|---|
The ImageSet property does not affect any style settings for a node. Set the appropriate style property, such as the NodeStyle property, if you want to add custom colors and spacing. |
The following table lists the valid values for The ImageSet property.
Image set | Description |
|---|---|
TreeViewImageSet.Arrows | A predefined image set that uses arrow images. |
TreeViewImageSet.BulletedList | A predefined image set that uses diamond-shaped bullet images. |
TreeViewImageSet.BulletedList2 | A predefined image set that uses square-shaped bullet images. |
TreeViewImageSet.BulletedList3 | A predefined set of sectioned, diamond shaped bullet images. |
TreeViewImageSet.BulletedList4 | A predefined set of alternate sectioned, diamond shaped bullet images in sizes that vary by level. |
TreeViewImageSet.Contacts | A predefined image set that uses MSN Messenger images. |
TreeViewImageSet.Custom | A user-defined image set. |
TreeViewImageSet.Events | A predefined image set that uses event log-styled images. |
TreeViewImageSet.Faq | A predefined image set that uses FAQ-styled images. |
TreeViewImageSet.Inbox | A predefined image set that uses e-mail-styled images. |
TreeViewImageSet.News | A predefined image set that uses newsgroup-styled images. |
TreeViewImageSet.Simple | A predefined image set that uses simple shape outlines. |
TreeViewImageSet.Simple2 | A predefined image set that uses simple filled shapes. |
TreeViewImageSet.Msdn | A predefined image set that uses MSDN images. |
TreeViewImageSet.WindowsHelp | A predefined image set that uses Microsoft Windows Help images. |
TreeViewImageSet.XPFileExplorer | A predefined image set that uses Windows Explorer images available in Microsoft Windows XP. |
When defining a custom set of images, you should specify an image for each of the properties in the following table. Otherwise, the default image for that property is used.
Property | Description |
|---|---|
The URL to a custom image for the collapsible node indicator. | |
The URL to a custom image for the expandable node indicator. | |
The URL to a folder that contains custom images for the lines that connect nodes. | |
The URL to a custom image for the non-expandable node indicator. |
The value of this property is stored in view state.
Available since 2.0
