Map lists of data in a LevelDB to DOM elements.
Map lists of data stored in a LevelDB to DOM elements.
var List = require'level-list';var MemDB = require'memdb';// a levelup style databasevar db = MemDB;// create a list with your db and a function that generates dom elementsvar list = Listdbvar el = documentcreateElement'p';elappendChilddocumentcreateTextNoderowdate;return el;;// insert the list into the domdocumentbodyappendChildlistel;// insert some data into the dbdbputDatenow date: toString ;setTimeoutinsert 1000;;
Create a new list that pulls data from
The list's elements will be wrapped inside
tag, which defaults to
Either pass a
fn that creates dom elements here, or to
fn is called with a
row and should return a dom element.
row is an
EventEmitter with all the json data read from the db on it. For its events, see
Limit the display to
Sort the list by the given comparator function, that gets both rows as arguments.
Use comparator to create
comparators conveniently. This would sort by
row._key in descending order:
var comparator = require'comparator';listsortcomparatordesc'_key';
The list's dom element.
remove event is emitted when an already showed row needs to be removed, so
you can clean up if necessary.
If you listen for the
update and/or one of the
change * events, your dom
element won't be replaced. Instead, you can use
row's updated data to update
The key that
row's data was found under.
- sorting with limit
- infinite scrolling and/or load more
- testling tests
Copyright (c) 2013 Julian Gruber <email@example.com>
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