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Code Issues Releases Wiki Activity

Improving autocompleter

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Closes #11
This commit is contained in:
Tim Düsterhus 2012-10-20 13:45:05 +02:00
parent ca123d62b0
commit 6de9a985bc
1 changed files with 27 additions and 7 deletions
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34
file/js/be.bastelstu.WCF.Chat.coffee
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@ -45,6 +45,7 @@ window.console ?=
# Autocompleter
autocompleteOffset: 0
autocompleteValue: null
autocompleteCaret: 0
# Autoscroll
oldScrollTop: null
@ -88,7 +89,7 @@ window.console ?=
# None found -> return firstChars
# otherwise return the user at the current offset
return if users.length is 0 then firstChars else users[offset % users.length] + ', '
return if users.length is 0 then firstChars else users[offset % users.length] + ','
###
# Binds all the events needed for Tims Chat.
###
@ -134,20 +135,39 @@ window.console ?=
# tab key
if event.keyCode is 9
event.preventDefault()
if @autocompleteValue is null
@autocompleteValue = $('#timsChatInput').val()
@autocompleteValue = $('#timsChatInput').val() if @autocompleteValue is null
@autocompleteCaret = $('#timsChatInput').getCaret() if @autocompleteCaret is null
firstChars = @autocompleteValue.substring(@autocompleteValue.lastIndexOf(' ')+1)
beforeCaret = @autocompleteValue.substring 0, @autocompleteCaret
lastSpace = beforeCaret.lastIndexOf ' '
beforeComplete = @autocompleteValue.substring 0, lastSpace + 1
toComplete = @autocompleteValue.substring lastSpace + 1
nextSpace = toComplete.indexOf ' '
if nextSpace is -1
afterComplete = '';
else
afterComplete = toComplete.substring nextSpace + 1
toComplete = toComplete.substring 0, nextSpace
console.log 'Autocompleting "' + firstChars + '"'
return if firstChars.length is 0
return if toComplete.length is 0
console.log 'Autocompleting "' + toComplete + '"'
# Insert name and increment offset
$('#timsChatInput').val(@autocompleteValue.substring(0, @autocompleteValue.lastIndexOf(' ') + 1) + @autocomplete(firstChars))
name = @autocomplete toComplete
$('#timsChatInput').val beforeComplete + name + ' ' + afterComplete
$('#timsChatInput').setCaret((beforeComplete + name).length + 1);
@autocompleteOffset++
else
@autocompleteOffset = 0
@autocompleteValue = null
@autocompleteCaret = null
, @
$('#timsChatInput').click $.proxy (event) ->
@autocompleteOffset = 0
@autocompleteValue = null
@autocompleteCaret = null
, @
# Refreshes the roomlist