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|
((w) ->
w.gl ?= {}
w.gl.text ?= {}
gl.text.randomString = -> Math.random().toString(36).substring(7)
gl.text.replaceRange = (s, start, end, substitute) ->
s.substring(0, start) + substitute + s.substring(end);
gl.text.selectedText = (text, textarea) ->
text.substring(textarea.selectionStart, textarea.selectionEnd)
gl.text.insertText = (textArea, text, tag, selected, wrap) ->
selectedSplit = selected.split('\n')
startChar = if not wrap and textArea.selectionStart > 0 then '\n' else ''
if selectedSplit.length > 1 and not wrap
insertText = selectedSplit.map((val) ->
if val.indexOf(tag) is 0
"#{val.replace(tag, '')}"
else
"#{tag}#{val}"
).join('\n')
else
insertText = "#{startChar}#{tag}#{selected}#{if wrap then tag else ' '}"
if document.queryCommandSupported('insertText')
document.execCommand 'insertText', false, insertText
else
try
document.execCommand("ms-beginUndoUnit")
textArea.value = @replaceRange(
text,
textArea.selectionStart,
textArea.selectionEnd,
insertText)
try
document.execCommand("ms-endUndoUnit")
@moveCursor(textArea, tag, wrap)
gl.text.moveCursor = (textArea, tag, wrapped) ->
return unless textArea.setSelectionRange
if textArea.selectionStart is textArea.selectionEnd
if wrapped
pos = textArea.selectionStart - tag.length
else
pos = textArea.selectionStart
textArea.setSelectionRange pos, pos
gl.text.updateText = (textArea, tag, wrap) ->
$textArea = $(textArea)
oldVal = $textArea.val()
textArea = $textArea.get(0)
text = $textArea.val()
selected = @selectedText(text, textArea)
$textArea.focus()
@insertText(textArea, text, tag, selected, wrap)
gl.text.init = (form) ->
self = @
$('.js-md', form)
.off 'click'
.on 'click', ->
$this = $(@)
self.updateText(
$this.closest('.md-area').find('textarea'),
$this.data('md-tag'),
not $this.data('md-prepend')
)
gl.text.removeListeners = (form) ->
$('.js-md', form).off()
) window
|
