Name 

Description 

 

function GetSelCount: Integer; 

Returns the number of selected Objects in the control.  

 

function InvokeCommandOnSelected(const pCommand: TShellCommand): Boolean; 

Executes a shell command on the objects selected in the control.  

 

function ShowContextMenu(const pPosition: TPoint): String; 

Displays a context menu for the selected items. 

 

Name 

Description 

 

function IsCancellationRequested: Boolean; 

Gets whether cancellation has been requested for this token. 

 

Name 

Description 

 

procedure Cancel; 

Communicates a request for cancellation. 

 

Name 

Description 

 

procedure FileChanged(FolderPIDL: IItemIdList; FilePIDL: IItemIdList); 

This method is called by the ShellLink instance if the currently selected item has changed. 

 

function getShellLink: TJamShellLink; 

Getter method for the ShellLink property. 

 

function GoUp: Boolean; 

This method indicates that the callee should go up one level and display the contents of the current folder's parent folder. 

 

procedure PathChanged(FolderPIDL: IItemIdList); 

This method is called by the ShellLink instance if the currently displayed folder has changed. 

 

procedure Refresh(pRefreshLevel: TRefreshLevel; pItemIdList: IItemIdList = nil); 

This method indicates that the control should perform a refresh of its contents. 

 

procedure SelectAll; 

This method indicates that the callee should select all item it currently displays. 

 

procedure setShellLink(aValue: TJamShellLink); 

Setter method for the ShellLink property. 

 

Name 

Description 

 

procedure FilterChanged(const Filter: string); 

Called by the ShellLink instance when the Filter is changed.  

 

Name 

Description 

 

function AddHiddenItem(const aPath: UnicodeString): TJamShellTreeNode; 

With this function you can add an object, which is hidden in the file system, to the tree like administrative shares (\ServerC$).  

 

function AddRoot(const pAbsoluteItemIdList: IItemIdList; pExpand: Boolean = True): TJamShellTreeNode; 

Adds a new root node to the tree. 

 

procedure ClearRoots; 

Removes all root nodes from the tree.  

 

procedure CreateDir(path: UnicodeString; foldername: UnicodeString; EditMode: Boolean); 

Creates a new directory in the given path.  

 

procedure FullRefresh; 

Refreshes the contents of the TJamShellTree.  

 

function GetItemSelectionState(index: Integer): TJamSelectionState; 

Get the checkbox state of an item.  

 

function GetNodeAt(x: Integer; y: Integer): TJamShellTreeNode; 

Returns the node that is found at the specified position. 

 

function GoUp: Boolean; 

Goes up one level in the file system structure.  

 

function InvokeCommandOnSelected(const pCommand: TShellCommand): Boolean; 

Executes a shell command on the objects selected in the control.  

 

function IsMovePossible(Delta: Integer): Boolean; 

Checks if move is possible.  

 

function IsSpecialObject(nodeindex: Integer): TJamShellFolder; overload; 

Returns if the node at the given index is a special folder like the Control Panel.  

 

function IsSpecialObject(Node: TJamShellTreeNode): TJamShellFolder; overload; 

Returns if the given node is a special folder like the Control Panel.  

 

procedure MoveInHistory(Delta: Integer); 

Jump back and forward to directories, which you selected before.  

 

procedure Refresh(pRefreshLevel: TRefreshLevel; pItemIdList: IItemIdList = nil); 

This method indicates that the control should perform a refresh of its contents.  

 

procedure RefreshNode(Index: Integer; Recursive: Boolean; FullRefresh: Boolean = True); overload; 

Refreshes the child nodes of a node in a JamShellTree.  

 

procedure RefreshNode(Node: TJamShellTreeNode; Recursive: Boolean; FullRefresh: Boolean = True); overload; 

Refreshes the child nodes of a node in a JamShellTree.  

 

procedure Resort(const aNode: TJamShellTreeNode); 

Triggers node sorting or resorting of the node's child nodes 

 

function SelectSubFolder(const foldername: UnicodeString): Boolean; 

Use this method to select a sub folder of the current selected folder.  

 

function ShowContextMenu(const p: TPoint): String; 

Show the context menu for the selected node.  

 

procedure SmartRefresh; 

Performs a quick refresh of the contents of the TJamShellTree.