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Select list scrolls to selected item on move-up/move-down

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This commit is contained in:
Jerry Cheung & Nathan Sobo
2012-10-03 12:10:45 -10:00
committed by Nathan Sobo
parent a3f25fbc9b
commit b5cb125b7f
3 changed files with 36 additions and 0 deletions
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12
src/app/select-list.coffee
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@@ -13,6 +13,7 @@ class SelectList extends View
maxItems: Infinity
initialize: ->
requireStylesheet 'select-list.css'
@miniEditor.getBuffer().on 'change', => @populateList()
@on 'move-up', => @selectPreviousItem()
@on 'move-down', => @selectNextItem()
@@ -42,6 +43,17 @@ class SelectList extends View
if item.length
@list.find('.selected').removeClass('selected')
item.addClass 'selected'
@scrollToItem(item)
scrollToItem: (item) ->
scrollTop = @list.scrollTop()
desiredTop = item.position().top + scrollTop
desiredBottom = desiredTop + item.height()
if desiredTop < scrollTop
@list.scrollTop(desiredTop)
else if desiredBottom > @list.scrollBottom()
@list.scrollBottom(desiredBottom)
getSelectedItem: ->
@list.find('li.selected')