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.
Copyright (c) 2013 Julian Gruber <email@example.com>
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.