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refactor out dupe code for dragging

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This commit is contained in:
Andrew Kelley 2012-03-03 23:28:43 -08:00
parent 64b82237c2
commit 3cdac879bf
1 changed files with 42 additions and 66 deletions
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108
src/app.coffee
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@ -723,6 +723,42 @@ queueLibSelection = (event) ->
queueFunc selectionToFiles(event.altKey)
return false
performDrag = (callbacks) ->
start_drag_x = event.pageX
start_drag_y = event.pageY
abortDrag = ->
$document
.off('mousemove', onDragMove)
.off('mouseup', onDragEnd)
if started_drag
$playlist_items.find(".pl-item").removeClass('border-top').removeClass('border-bottom')
started_drag = false
onDragMove = (event) ->
if not started_drag
dist = Math.pow(event.pageX - start_drag_x, 2) + Math.pow(event.pageY - start_drag_y, 2)
started_drag = true if dist > 64
return unless started_drag
result = getDragPosition(event.pageX, event.pageY)
$playlist_items.find(".pl-item").removeClass('border-top').removeClass('border-bottom')
$("#playlist-track-#{result.track_id}").addClass "border-#{result.direction}"
onDragEnd = (event) ->
if started_drag
callbacks.complete getDragPosition(event.pageX, event.pageY), event
else
callbacks.cancel()
abortDrag()
$document
.on('mousemove', onDragMove)
.on('mouseup', onDragEnd)
onDragMove event
setUpUi = ->
$document.on 'mouseover', '.hoverable', (event) ->
$(this).addClass "ui-state-hover"
@ -780,48 +816,17 @@ setUpUi = ->
# dragging
if not skip_drag
start_drag_x = event.pageX
start_drag_y = event.pageY
abortDrag = ->
$document
.off('mousemove', onDragMove)
.off('mouseup', onDragEnd)
if started_drag
$playlist_items.find(".pl-item").removeClass('border-top').removeClass('border-bottom')
started_drag = false
onDragMove = (event) ->
if not started_drag
dist = Math.pow(event.pageX - start_drag_x, 2) + Math.pow(event.pageY - start_drag_y, 2)
started_drag = true if dist > 64
return unless started_drag
result = getDragPosition(event.pageX, event.pageY)
$playlist_items.find(".pl-item").removeClass('border-top').removeClass('border-bottom')
$("#playlist-track-#{result.track_id}").addClass "border-#{result.direction}"
onDragEnd = (event) ->
if started_drag
result = getDragPosition(event.pageX, event.pageY)
performDrag
complete: (result, event) ->
delta =
top: 0
bottom: 1
new_pos = mpd.playlist.item_table[result.track_id].pos + delta[result.direction]
mpd.moveIds (id for id of selection.ids.playlist), new_pos
else
cancel: ->
# we didn't end up dragging, select the item
selection.selectOnly 'playlist', track_id
refreshSelection()
abortDrag()
$document
.on('mousemove', onDragMove)
.on('mouseup', onDragEnd)
onDragMove event
else if event.button == 2
return if event.altKey
event.preventDefault()
@ -928,47 +933,18 @@ setUpUi = ->
# dragging
if not skip_drag
start_drag_x = event.pageX
start_drag_y = event.pageY
abortDrag = ->
$document
.off('mousemove', onDragMove)
.off('mouseup', onDragEnd)
if started_drag
$playlist_items.find(".pl-item").removeClass('border-top').removeClass('border-bottom')
started_drag = false
onDragMove = (event) ->
if not started_drag
dist = Math.pow(event.pageX - start_drag_x, 2) + Math.pow(event.pageY - start_drag_y, 2)
started_drag = true if dist > 64
return unless started_drag
result = getDragPosition(event.pageX, event.pageY)
$playlist_items.find(".pl-item").removeClass('border-top').removeClass('border-bottom')
$("#playlist-track-#{result.track_id}").addClass "border-#{result.direction}"
onDragEnd = (event) ->
if started_drag
result = getDragPosition(event.pageX, event.pageY)
performDrag
complete: (result, event) ->
delta =
top: 0
bottom: 1
new_pos = mpd.playlist.item_table[result.track_id].pos + delta[result.direction]
files = selectionToFiles(event.altKey)
mpd.queueFilesAtPos files, new_pos
else
cancel: ->
# we didn't end up dragging, select the item
selection.selectOnly sel_name, key
refreshSelection()
abortDrag()
$document
.on('mousemove', onDragMove)
.on('mouseup', onDragEnd)
onDragMove event
else if event.button = 2
return if event.altKey
event.preventDefault()