// Events
this.model.connect( this, {
- initialize: 'onModelInitialize'
+ initialize: 'onModelInitialize',
+ itemUpdate: 'onModelItemUpdate'
} );
this.textInput.connect( this, {
change: 'onTextInputChange'
} );
+ this.capsule.connect( this, { capsuleItemClick: 'onCapsuleItemClick' } );
+ this.capsule.popup.connect( this, { toggle: 'onCapsulePopupToggle' } );
+
+ // Initialize
this.$element
.addClass( 'mw-rcfilters-ui-filterWrapperWidget' )
.append( this.capsule.$element, this.textInput.$element );
OO.inheritClass( mw.rcfilters.ui.FilterWrapperWidget, OO.ui.Widget );
OO.mixinClass( mw.rcfilters.ui.FilterWrapperWidget, OO.ui.mixin.PendingElement );
+ /**
+ * Respond to capsule item click and make the popup scroll down to the requested item
+ *
+ * @param {mw.rcfilters.ui.CapsuleItemWidget} item Clicked item
+ */
+ mw.rcfilters.ui.FilterWrapperWidget.prototype.onCapsuleItemClick = function ( item ) {
+ var filterName = item.getData(),
+ // Find the item in the popup
+ filterWidget = this.filterPopup.getItemWidget( filterName );
+
+ // Highlight item
+ this.filterPopup.select( filterName );
+
+ this.scrollToTop( filterWidget.$element );
+ };
+
+ /**
+ * Respond to popup toggle event. Reset selection in the list when the popup is closed.
+ *
+ * @param {boolean} isVisible Popup is visible
+ */
+ mw.rcfilters.ui.FilterWrapperWidget.prototype.onCapsulePopupToggle = function ( isVisible ) {
+ if ( !isVisible ) {
+ this.filterPopup.resetSelection();
+ } else {
+ this.scrollToTop( this.capsule.$element, 10 );
+ }
+ };
+
/**
* Respond to text input change
*
* @param {string} newValue Current value
*/
mw.rcfilters.ui.FilterWrapperWidget.prototype.onTextInputChange = function ( newValue ) {
+ this.filterPopup.resetSelection();
+
// Filter the results
this.filterPopup.filter( this.model.findMatches( newValue ) );
+ this.capsule.popup.clip();
};
/**
}
} );
};
+
+ /**
+ * Respond to item update and reset the selection. This will make it so that
+ * any actual interaction with the system resets the selection state of any item.
+ */
+ mw.rcfilters.ui.FilterWrapperWidget.prototype.onModelItemUpdate = function () {
+ this.filterPopup.resetSelection();
+ };
+
+ /**
+ * Scroll the element to top within its container
+ *
+ * @private
+ * @param {jQuery} $element Element to position
+ * @param {number} [marginFromTop] When scrolling the entire widget to the top, leave this
+ * much space (in pixels) above the widget.
+ */
+ mw.rcfilters.ui.FilterWrapperWidget.prototype.scrollToTop = function ( $element, marginFromTop ) {
+ var container = OO.ui.Element.static.getClosestScrollableContainer( $element[ 0 ], 'y' ),
+ pos = OO.ui.Element.static.getRelativePosition( $element, $( container ) );
+
+ // Scroll to item
+ $( container ).animate( {
+ scrollTop: $( container ).scrollTop() + pos.top + ( marginFromTop || 0 )
+ } );
+ };
}( mediaWiki ) );