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Search widget key commands

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Objective:

* Enable navigating search results using keyboard up and down keys
* Bubble up query input enter events

Changes:

ve.ui.SearchWidget.js
* Route query input events to emit
* Add handler for keydown events
* Support navigating through the list of results using vertical arrow keys

Change-Id: Ia2e4b27075a8ab2e29a69294e9f7847e8f5a3f83
This commit is contained in:
Trevor Parscal 2013-07-01 17:06:27 -07:00
parent 8159566141
commit 9a7913daa2
1 changed files with 22 additions and 1 deletions
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23
modules/ve/ui/widgets/ve.ui.SearchWidget.js
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@ -35,8 +35,9 @@ ve.ui.SearchWidget = function VeUiSearchWidget( config ) {
this.$results = this.$$( '<div>' );
// Events
this.query.connect( this, { 'change': 'onQueryChange' } );
this.query.connect( this, { 'change': 'onQueryChange', 'enter': [ 'emit', 'enter' ] } );
this.results.connect( this, { 'select': 'onResultsSelect' } );
this.query.$.on( 'keydown', ve.bind( this.onQueryKeydown, this ) );
// Initialization
this.$query
@ -61,8 +62,28 @@ ve.inheritClass( ve.ui.SearchWidget, ve.ui.Widget );
* @param {Object|null} item Item data or null if no item is selected
*/
/**
* @event enter
*/
/* Methods */
/**
* Handle query key down events.
*
* @method
* @param {jQuery.Event} e Key down event
*/
ve.ui.SearchWidget.prototype.onQueryKeydown = function ( e ) {
var selectedItem,
dir = e.which === ve.Keys.DOWN ? 1 : ( e.which === ve.Keys.UP ? -1 : 0 );
if ( dir ) {
selectedItem = this.results.getSelectedItem();
this.results.selectItem( this.results.getRelativeSelectableItem( selectedItem, dir ) );
}
};
/**
* Handle select widget select events.
*