bdba59eccc
Conflicts: CHANGELOG.md CONTRIBUTING.md Gruntfile.coffee package.json src/Miscellaneous/Keybinds.coffee
62 lines
1.6 KiB
CoffeeScript
Executable File
62 lines
1.6 KiB
CoffeeScript
Executable File
Nav =
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init: ->
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switch g.VIEW
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when 'index'
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return unless Conf['Index Navigation']
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when 'thread'
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return unless Conf['Reply Navigation']
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else # catalog
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return
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span = $.el 'span',
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id: 'navlinks'
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prev = $.el 'a',
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textContent: '▲'
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href: 'javascript:;'
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next = $.el 'a',
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textContent: '▼'
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href: 'javascript:;'
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$.on prev, 'click', @prev
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$.on next, 'click', @next
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$.add span, [prev, $.tn(' '), next]
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append = ->
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$.off d, '4chanXInitFinished', append
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$.add d.body, span
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$.on d, '4chanXInitFinished', append
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prev: ->
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if g.VIEW is 'thread'
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window.scrollTo 0, 0
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else
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Nav.scroll -1
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next: ->
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if g.VIEW is 'thread'
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window.scrollTo 0, d.body.scrollHeight
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else
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Nav.scroll +1
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getThread: ->
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for threadRoot in $$ '.thread'
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thread = Get.threadFromRoot threadRoot
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continue if thread.isHidden and !thread.stub
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if Header.getTopOf(threadRoot) >= -threadRoot.getBoundingClientRect().height # not scrolled past
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return threadRoot
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return $ '.board'
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scroll: (delta) ->
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thread = Nav.getThread()
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axis = if delta is +1
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'following'
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else
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'preceding'
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if next = $.x "#{axis}-sibling::div[contains(@class,'thread') and not(@hidden)][1]", thread
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# Unless we're not at the beginning of the current thread,
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# and thus wanting to move to beginning,
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# or we're above the first thread and don't want to skip it.
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top = Header.getTopOf thread
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thread = next if delta is +1 and top < 5 or delta is -1 and top > -5
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Header.scrollTo thread
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