reblocks-typeahead - A Reblocks widget implementing typeahead search.

REBLOCKS-TYPEAHEAD ASDF System Details

• Description: A Reblocks widget implementing typeahead search.
• Licence: Unlicense
• Author: Alexander Artemenko svetlyak.40wt@gmail.com
• Homepage: https://40ants.com/reblocks-typeahead/
• Bug tracker: https://github.com/40ants/reblocks-typeahead/issues
• Source control: GIT
• Depends on: parenscript, reblocks, reblocks-lass, reblocks-parenscript, reblocks-ui

Installation

You can install this library from Quicklisp, but you want to receive updates quickly, then install it from Ultralisp.org:

(ql-dist:install-dist "http://dist.ultralisp.org/"
                      :prompt nil)
(ql:quickload :reblocks-typeahead)

Usage

To use this library, you need to inherit your widget from reblocks-typeahead:typeahead-widget and to provide at least two methods:

• reblocks-typeahead:execute-query which will respond with data for dropdown
• reblocks-typeahead:on-select which will be executed when user has choosen an item from dropdown menu.

See this example application's code to learn how these methods can be implemented.

API

REBLOCKS-TYPEAHEAD

package reblocks-typeahead

Classes

TYPEAHEAD-RESULTS

class reblocks-typeahead:typeahead-results (ui-widget)

Readers

reader reblocks-typeahead:results-items (typeahead-results) (= nil)

Accessors

accessor reblocks-typeahead:results-items (typeahead-results) (= nil)

TYPEAHEAD-WIDGET

class reblocks-typeahead:typeahead-widget (ui-widget)

Base class for custom typeahead widgets.

Define you own widget class based on the typeahead-widget and also define methods for following generic-functions.

Mandatory:

• execute-query

Optional:

• on-select
• on-empty-selection
• process-typeahead-choice
• update-results
• hide-results

Readers

reader reblocks-typeahead:input-value (typeahead-widget) (:value = nil)

reader reblocks-typeahead:placeholder (typeahead-widget) (:placeholder = nil)

reader reblocks-typeahead:typeahead-results (typeahead-widget) (= (make-instance 'typeahead-results))

Accessors

accessor reblocks-typeahead:input-value (typeahead-widget) (:value = nil)

accessor reblocks-typeahead:placeholder (typeahead-widget) (:placeholder = nil)

Generics

generic-function reblocks-typeahead:execute-query widget query

A method for this generic-function should return a list of widgets to be shown in reponse to the given text query. This method should return a list of widgets. To make simple widgets out of strings, you can use reblocks/widgets/string-widget:make-string-widget function.

generic-function reblocks-typeahead:hide-results widget

Hides dropdown widget. Call this method from a custom on-select or on-empty-selection methods.

generic-function reblocks-typeahead:on-empty-selection widget query

Called when user entered some query but didn't selected any item, just pressed Enter.

generic-function reblocks-typeahead:on-select widget item

Called when user selected an item in the typeahead results.

generic-function reblocks-typeahead:process-typeahead-choice widget query selected-item-idx

Calls either on-select or on-empty-selection depending on if user has choosen an item from the dropdown.

generic-function reblocks-typeahead:update-results widget query

Calls execute-query generic-function and updates the dropdown widget.

Functions

function reblocks-typeahead:focus-in widget

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