Changes
This article describes the release history of the RadTreeView control.
To see the fixes and features included in our latest official release please refer to our Release History .
Q1 2014
What's Fixed
Fixed: The lines of the control look jagged
Fixed: DragDrop operation produces exception when ScrollViewer is removed from the TreeView's ControlTemplate
Q2 2013
What's Fixed
Fixed: AllowDrop is initially set to True
Fixed: DropPreviewLine is incorrectly positioned in zoomed browser
Fixed: Exception occurs when several DragNDrop operations are performed on static RadTreeViewItems with default Style applied
Fixed: Highlighting the RadTreeViewItems is not correct when hosted in a native TabControl
Fixed: MemoryLeak when using the RadTreeView with RadContextMenu
Fixed: MouseOver is not updated properly when header content captures the mouse
Fixed: Selection should not be cleared when selected item is replaced with itself
Fixed: The DragCue does not use Nested Item Templates
Fixed: The DragCue offset is wrong when the DragActionContent is long
Fixed: The DropPreviewLine is positioned incorrectly
Fixed: The RadTreeViewItems are expanded if during a drag operation, the mouse hovers over them, even if the drop is outside the item
Fixed: When dragging a RadTreeViewItem, if it isn't removed from its original source, its mouseover state isn't changed
Fixed: Wrong ItemTemplate is used in the DragVisualCue in certain databinding scenarios
What's New
Feature: Ability to turn auto-scroll on/off
Feature: Allow adjusting the size of the drop zones
Feature: Drop line before the first RadTreeViewItem needed
Feature: Implement AutoScrolling During Drag/Drop
Feature: Refactor Drag Drop logic to use the new API
Q1 2013
What's Fixed
Fixed: Dynamic implicit theme change breaks expand/collapse animations
Fixed: Built-in drag and drop does not work in ElementHost
Fixed: Does not resize smoothly when placed in RadWindow and has Auto Width
Fixed: DragDrop when bound to XML throws a null ref exception
Fixed: Drop position is not calculated correctly in winforms window
Fixed: Dynamic FontSize bug in Windows8 theme
Fixed: Handling PreviewCollasped when the last item is removed does not update state
Fixed: Having ComboBox as item header and IsDragDropEnabled=True disallows scrolling in the ComboBox's drop-down
Fixed: Multiple selected items are not deselected correctly when single selecting another
Fixed: Newly added items can't be selected
Fixed: NullRef if SelectedItem is removed in the Selected handler
Fixed: Problem when reloading treeview while editting an item
Fixed: Setting IsInEditMode in the MouseDoubleClick event handler doesn`t work properly
Fixed: The DragTooltip Content doesn't properly update when dragging TreeViewItems in an unpinned pane
Fixed: When the control is used in the RibbonView.Backstage menu, its DragTooltip isn't properly updated during drag
Fixed: Wrong visualization of the node connecting line
What's New
Feature: Obsolete TreeView RadioButtons support
Feature: Add touch support for scrolling
Q3 2012
What's Fixed
Fixed: Changing the height of TreeViewItem not respected by TreeViewPanel
Fixed: Move operation causes exception in the virtualization panel
What's New
- Feature: Touch Support for Scrolling
Q2 2012
What's Fixed
Fixed: Keyboard Navigation Not Relative to Focused Item
Fixed: The SelectedItem is not updated after change of the ItemSource collection
Fixed: In SL 5, when the CheckState of the RadTreeViewItem is bound via StyleBindings, Null Reference exception occurs
Fixed: Opening MessageBox on DoubleClick with enabled drag drop functionality freezes the mouse interaction
You can examine the Q2 2012 release history in our site.
Q1 2012
What's Fixed
Fixed: PreviewDragStarted fires if you handle PreviewSelected/PreviewUnselected
Fixed: In ExpressionDark and Metro Theme, Foreground color is too light when a RadTreeViewItem is first selected and expanded
Fixed: Edit mode does not starts when fast clicks are performed over tree items and then F2 is pressed
Fixed: The IsDropPreviewLineEnabled property is not shown in the Properties Window
Fixed: SelectedItem property description is wrong
Fixed: When a RadContextMenu is opened, the RadTreeViewItem behind stays in MouseOver state
What's New
Feature: Changing the IsDragDropEnabled Should Update Existing Items
Feature: Add Double Click Event
You can examine the Q1 2012 release history in our site.