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91 lines
2.2 KiB
CoffeeScript
91 lines
2.2 KiB
CoffeeScript
$ = require 'jquery'
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_ = require 'underscore'
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$.fn.scrollBottom = (newValue) ->
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if newValue?
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@scrollTop(newValue - @height())
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else
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@scrollTop() + @height()
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$.fn.scrollDown = ->
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@scrollTop(@scrollTop() + $(window).height() / 20)
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$.fn.scrollUp = ->
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@scrollTop(@scrollTop() - $(window).height() / 20)
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$.fn.scrollToTop = ->
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@scrollTop(0)
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$.fn.scrollToBottom = ->
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@scrollTop(@prop('scrollHeight'))
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$.fn.scrollRight = (newValue) ->
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if newValue?
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@scrollLeft(newValue - @width())
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else
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@scrollLeft() + @width()
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$.fn.pageUp = ->
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@scrollTop(@scrollTop() - @height())
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$.fn.pageDown = ->
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@scrollTop(@scrollTop() + @height())
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$.fn.isOnDom = ->
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@closest(document.body).length is 1
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$.fn.containsElement = (element) ->
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(element[0].compareDocumentPosition(this[0]) & 8) == 8
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$.fn.preempt = (eventName, handler) ->
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@on eventName, (e, args...) ->
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if handler(e, args...) == false then e.stopImmediatePropagation()
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eventNameWithoutNamespace = eventName.split('.')[0]
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handlers = @data('events')[eventNameWithoutNamespace]
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handlers.unshift(handlers.pop())
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$.fn.hasParent = ->
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@parent()[0]?
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$.fn.flashError = ->
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@addClass 'error'
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removeErrorClass = => @removeClass 'error'
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window.setTimeout(removeErrorClass, 300)
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$.fn.trueHeight = ->
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this[0].getBoundingClientRect().height
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$.fn.trueWidth = ->
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this[0].getBoundingClientRect().width
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$.fn.document = (eventDescriptions) ->
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@data('documentation', {}) unless @data('documentation')
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_.extend(@data('documentation'), eventDescriptions)
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$.fn.events = ->
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documentation = @data('documentation') ? {}
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events = {}
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for eventName of @data('events') ? {}
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events[eventName] = documentation[eventName] ? null
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if @hasParent()
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_.extend(@parent().events(), events)
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else
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events
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$.fn.command = (args...) ->
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eventName = args[0]
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documentation = {}
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documentation[eventName] = _.humanizeEventName(eventName)
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@document(documentation)
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@on(args...)
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$.fn.iconSize = (size) ->
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@width(size).height(size).css('font-size', size)
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$.Event.prototype.abortKeyBinding = ->
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$.Event.prototype.currentTargetView = -> $(this.currentTarget).view()
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$.Event.prototype.targetView = -> $(this.target).view()
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