Safe Haskell	Safe-Inferred
Language	Haskell2010

Data.Tree.View

Synopsis

showTree :: Tree String -> String
drawTree :: Tree String -> IO ()
data Behavior
- = Fixed
- | InitiallyCollapsed
- | InitiallyExpanded
data NodeInfo = NodeInfo {
- nodeBehavior :: Behavior
- nodeName :: String
- nodeInfo :: String
}
htmlTree :: Maybe FilePath -> Tree NodeInfo -> String
writeHtmlTree :: Maybe FilePath -> FilePath -> Tree NodeInfo -> IO ()

Documentation

showTree :: Tree String -> String Source #

Show a Tree using Unicode art

drawTree :: Tree String -> IO () Source #

Draw a Tree on the terminal using Unicode art

Example:

*Data.Tree.View> drawTree $ Node "Add" [Node "Sub" [Node "3" [], Node "Mul" [Node "1" [], Node "2" []]], Node "4" []]
Add
 ├╴Sub
 │  ├╴3
 │  └╴Mul
 │     ├╴1
 │     └╴2
 └╴4

data Behavior Source #

Constructors

Fixed	Non-collapsible
InitiallyCollapsed
InitiallyExpanded

data NodeInfo Source #

A tree node

Constructors

NodeInfo
Fields nodeBehavior :: Behavior nodeName :: String Node name (to be displayed in the HTML tree view) nodeInfo :: String Additional information (to be displayed when hovering the mouse over the node). This field may contain line breaks.

htmlTree Source #

Arguments

:: Maybe FilePath	Path/URL to external CSS file
-> Tree NodeInfo	Tree to render
-> String

Convert a Tree to HTML with foldable nodes

writeHtmlTree Source #

Arguments

:: Maybe FilePath	Path/URL to external CSS file
-> FilePath	Output file
-> Tree NodeInfo	Tree to render
-> IO ()

Convert a Tree to an HTML file with foldable nodes