Class FilteredTreeView<T>
Displays a list of INameds objects in a System.Windows.Forms.TreeView with incremental search. An automatic hierarchy is generated based on a Separator character.
[Guid("5065F310-D0B3-4AD3-BBE5-B41D00D5F036")]
public sealed class FilteredTreeView<T> : UserControl where T : notnull, INamed
Type Parameters
T
The type of INamed object to list. Special support for types implementing IHighlightColor and/or IContextMenu.
- Inheritance
-
objectMarshalByRefObjectComponentControlScrollableControlContainerControlUserControlFilteredTreeView<T>
- Extension Methods
Constructors
FilteredTreeView()
public FilteredTreeView()
Properties
CheckBoxes
Controls whether check boxes are displayed for every entry.
public bool CheckBoxes { get; set; }
Property Value
- bool
CheckedEntries
Returns a list of all INamed objects currently marked with a check box.
public ICollection<T> CheckedEntries { get; }
Property Value
- ICollection<T>
Remarks
Does NOT create a defensive copy. Take care to only add valid elements when modifying. Call UpdateList(object?) after changing.
Nodes
The INamed (and optionally IContextMenu) objects to be listed in the tree.
[Browsable(false)]
public NamedCollection<T>? Nodes { get; set; }
Property Value
SelectedEntry
The INamed object currently selected in the System.Windows.Forms.TreeView; null
for no selection.
[Browsable(false)]
public T? SelectedEntry { get; set; }
Property Value
- T
Separator
The character used to split Names into tree levels.
public char Separator { get; set; }
Property Value
- char
ShowSearchBox
Toggle the visibility of the search box.
public bool ShowSearchBox { get; set; }
Property Value
- bool
Methods
Dispose(bool)
Clean up any resources being used.
protected override void Dispose(bool disposing)
Parameters
disposing
booltrue if managed resources should be disposed; otherwise, false.
UpdateList(object?)
Updates the filtered System.Windows.Forms.TreeView representation of Nodes.
public void UpdateList(object? sender = null)
Parameters
sender
object
Remarks
Called automatically internally.
Events
CheckedEntriesChanged
Occurs whenever the content of CheckedEntries has changed.
public event EventHandler? CheckedEntriesChanged
Event Type
- EventHandler
SelectedEntryChanged
Occurs whenever SelectedEntry has been changed.
public event EventHandler? SelectedEntryChanged
Event Type
- EventHandler
SelectionConfirmed
Occurs when the user has confirmed the SelectedEntry via double-clicking or pressing Enter.
public event EventHandler? SelectionConfirmed
Event Type
- EventHandler