Changing the Attributes of the Control

Use

This section lists all of the methods you can use to change the list tree.

• Inserting, Changing, and Deleting Entries (with Nodes)

  Method	Description
  add_nodes_and_items	Inserts a list with entries (with their nodes)
  delete_all_items_of_nodes	Delete all entries for a list of nodes
  delete_items	Deletes a list of entries
  update_nodes_and_items	Changes a list of entries (and their nodes)

• Changing Individual Entries

  Method	Description
  item_set_chosen	Checks the checkbox in the tree
  item_set_disabled	Deactivates entry in tree
  item_set_editable	Sets the input-ready property of a checkbox
  item_set_font	Sets font of entry
  item_set_hidden	Sets entry invisibly
  item_set_style	Defines style of an entry
  item_set_text	Changes text of an entry
  item_set_t_image	Changes icons of an entry
  item_set_alignment	Defines alignment of the entry
  item_set_length	Defines length to be displayed for the item

• Selecting Individual Entry

  Method	Description
  select_item	Selects a single entry

• Expanding Nodes

  Method	Description
  expand_node	Expands certain nodes
  expand_nodes	Expands multiple nodes
  expand_root_nodes	Expands all root nodes

• Selecting Nodes

  Method	Description
  set_selected_node	Selects specific nodes
  select_nodes	Selects list of nodes
  unselect_all	Undoes selection for all nodes and entries
  unselect_nodes	Undoes selection for list of all nodes

• Deleting Nodes

  Method	Description
  delete_all_nodes	Deletes all nodes from tree
  delete_node	Deletes specific nodes from tree
  delete_nodes	Deletes list of nodes from tree

• Changing the Properties of a Node

  Method	Description
  node_set_disabled	Deactivates nodes
  node_set_expander	Sets the expander property
  node_set_exp_image	Sets icons for expanded nodes
  node_set_hidden	Makes nodes invisible
  node_set_is_folder	Sets the is_folder attribute
  node_set_no_branch	Sets hierarchy line to node
  node_set_n_image	Sets icons of the non-expanded node
  node_set_style	Sets style of node
  node_set_last_hierarchy_item	Defines the final entry below the hierarchy header for a node
  node_set_dragdropid	Sets drag&drop behavior of a node

• Changing Properties of Hierarchy Header

  Method	Description
  hierarchy_header_set_t_image	Changes icons of hierarchy header
  hierarchy_header_set_text	Changes text for hierarchy header
  hierarchy_header_set_tooltip	Changes tooltip of hierarchy header
  hierarchy_header_set_width	Changes width of the hierarchy header
  hierarchy_header_adjust_width	Adjusts width of the hierarchy header

• Changing Properties of List Header

  Method	Description
  list_header_set_t_image	Changes icons of list header
  list_header_set_text	Chnages text of list header
  list_header_set_tooltip	Changes tooltip of list header

• Configuring Keyboard Events

  Method	Description
  add_key_stroke	Definition of a button of keyboard that is to trigger an event
  remove_all_key_strokes	Deleting Definitions for Buttons

• Additional Methods

  Method	Description
  ensure_visible	Ensures visibility of a specific node
  move_node	Moves node
  scroll	Scrolls in tree
  set_ctx_menu_select_event_appl	Decision if event is to be an application or system event after selecting an entry from a context menu.
  set_has_3d_frame	Sets 3D framework
  set_screen_update	Controls visibility of changes
  set_top_node	Defines uppermost visible node
  set_min_node_height	Defines displayed minimum height of a node
  set_default_drop	Settings Drag and Drop Behavior for a Drop into the Empty Level of a SAP Tree
  set_folder_show_exp_image	Setting the Folder Symbol for Open Folders