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|
Marks =
mode: null
previousPosition: null
exit: (continuation = null) ->
@mode?.exit()
@mode = null
continuation?()
# This returns the key which is used for storing mark locations in localStorage.
getLocationKey: (keyChar) ->
"vimiumMark|#{window.location.href.split('#')[0]}|#{keyChar}"
getMarkString: ->
JSON.stringify scrollX: window.scrollX, scrollY: window.scrollY
setPreviousPosition: ->
@previousPosition = @getMarkString()
showMessage: (message, keyChar) ->
HUD.showForDuration "#{message} \"#{keyChar}\".", 1000
activateCreateMode: ->
@mode = new Mode
name: "create-mark"
indicator: "Create mark..."
exitOnEscape: true
suppressAllKeyboardEvents: true
keypress: (event) =>
keyChar = String.fromCharCode event.charCode
# If <Shift> is depressed, then it's a global mark, otherwise it's a local mark. This is consistent
# vim's [A-Z] for global marks, [a-z] for local marks. However, it also admits other non-Latin
# characters.
@exit =>
if event.shiftKey
chrome.runtime.sendMessage
handler: 'createMark'
markName: keyChar
scrollX: window.scrollX
scrollY: window.scrollY
, => @showMessage "Created global mark", keyChar
else
localStorage[@getLocationKey keyChar] = @getMarkString()
@showMessage "Created local mark", keyChar
activateGotoMode: (registryEntry) ->
# We pick off the last character of the key sequence used to launch this command. Usually this is just "`".
# We then use that character, so together usually the sequence "``", to jump back to the previous
# position. The "previous position" is recorded below, and is registered via @setPreviousPosition()
# elsewhere for various other jump-like commands.
previousPositionKey = registryEntry.key[registryEntry.key.length-1..]
@mode = new Mode
name: "goto-mark"
indicator: "Go to mark..."
exitOnEscape: true
suppressAllKeyboardEvents: true
keypress: (event) =>
@exit =>
keyChar = String.fromCharCode event.charCode
if event.shiftKey
chrome.runtime.sendMessage
handler: 'gotoMark'
markName: keyChar
else
markString =
if keyChar == previousPositionKey then @previousPosition else localStorage[@getLocationKey keyChar]
if markString?
@setPreviousPosition()
position = JSON.parse markString
window.scrollTo position.scrollX, position.scrollY
@showMessage "Jumped to local mark", keyChar
else
@showMessage "Local mark not set", keyChar
root = exports ? window
root.Marks = Marks
|
