Context menu functions — new_context_menu_entry • blockr.dag

Functions for creating and working with context menu entries.

Usage

new_context_menu_entry(
  name,
  js,
  action = NULL,
  condition = TRUE,
  id = tolower(gsub(" +", "_", name))
)

is_context_menu_entry(x)

context_menu_items(x)

Arguments

name: Name of the context menu entry.
js: JavaScript code to execute when the entry is selected.
action: Action to perform when the entry is selected.
condition: Condition to determine if the entry should be shown.
id: Unique identifier for the context menu entry. Inferred from name if not provided
x: Object

Value

new_context_menu_entry(): A context menu entry object of class "context_menu_entry" containing condition, action, and js functions, with name and id attributes.
is_context_menu_entry(): TRUE if x is a context menu entry, FALSE otherwise.
context_menu_items(): A list of context menu items for the given object.

Details

new_context_menu_entry(): Creates a new context menu entry with the specified name, JavaScript code, action function, and display condition.
is_context_menu_entry(): Tests whether an object is a valid context menu entry.
context_menu_items(): Generic function to extract context menu items from various objects like dock extensions, boards, or lists.

The context_menu_items.dag_extension() method provides the following actions:

Create link - Creates connections between workflow nodes.
Remove block - Removes individual blocks from the workflow.
Remove link - Removes connections between workflow nodes.
Append block - Adds a new block after the selected node.
Create stack - Creates a new workflow stack.
Remove stack - Removes an entire workflow stack.
Edit stack - Opens stack editing interface.
Add block - Adds a new block to the canvas.