1 utils = require 'utils'
2 keyUtils = require 'key-utils'
3 { getCommand } = require 'commands'
4 { Vim } = require 'vim'
5 { getPref } = require 'prefs'
6 { setWindowBlacklisted } = require 'button'
8 { interfaces: Ci } = Components
10 vimBucket = new utils.Bucket utils.getWindowId, (obj) -> new Vim obj
12 suppressEvent = (event) ->
13 event.preventDefault()
14 event.stopPropagation()
16 # *************************
17 # NB! TODO! All this shit needs to be redone!!
18 # *************************
20 keyStrFromEvent = (event) ->
22 { ctrlKey: ctrl, metaKey: meta, altKey: alt, shiftKey: shift } = event
25 if keyChar = keyUtils.keyCharFromCode(event.keyCode, shift)
26 keyStr = keyUtils.applyModifiers(keyChar, ctrl, alt, meta)
30 # Passthrough mode is activated when VimFx should temporarily stop processking
31 # keyboard input. For example when a context menu is whown
34 # The following listeners are installed on every top level Chrome window
38 if passthrough or getPref 'disabled'
42 isEditable = utils.isElementEditable event.originalTarget
44 keyStr = keyStrFromEvent(event)
46 # We only handle the key if it's recognized by `keyCharFromCode`
47 # and if there is no focused editable element # or if it's the *Esc* key,
48 # which will remove the focus from the currently focused element
49 if keyStr and (not isEditable or keyStr == 'Esc')
50 if window = utils.getCurrentTabWindow event
51 if vim = vimBucket.get(window)
52 # No action if blacklisted
56 if vim.handleKeyDown(event, keyStr) and keyStr != 'Esc'
59 console.log err, 'keydown'
62 'keypress': (event) ->
64 if passthrough or getPref 'disabled'
68 isEditable = utils.isElementEditable event.originalTarget
70 # Try to execute keys that were accumulated so far.
71 # Suppress event if there is a matching command.
72 if window = utils.getCurrentTabWindow event
73 if vim = vimBucket.get(window)
75 # No action on blacklisted locations
79 # Blur from any active element on Esc. Calling before `handleKeyPress`
80 # because `vim.keys` will be reset afterwards`
81 blur_on_esc = vim.lastKeyStr == 'Esc' and getPref 'blur_on_esc'
83 # Process event if there is no editable element in focus
84 # Or last key was Esc key
85 if not isEditable or vim.lastKeyStr == 'Esc'
86 result = vim.handleKeyPress event
88 # If there was some processing done then suppress the eveng
89 # unless it's the Esc key
90 if result and vim.lastKeyStr != 'Esc'
93 # Calling after the command has been executed
95 cb = -> event.originalTarget?.ownerDocument?.activeElement?.blur()
96 window.setTimeout cb, 0
99 console.log err, 'keypress'
103 if window = utils.getCurrentTabWindow event
104 if vim = vimBucket.get(window)
105 if vim.lastKeyStr and vim.lastKeyStr != 'Esc'
108 vim.lastKeyStr = null
110 'popupshown': (event) ->
111 if event.target.tagName in [ 'menupopup', 'panel' ]
115 'popuphidden': (event) ->
116 if event.target.tagName in [ 'menupopup', 'panel' ]
119 # When the top level window closes we should release all Vims that were
120 # associated with tabs in this window
121 'DOMWindowClose': (event) ->
122 if gBrowser = event.originalTarget.gBrowser
123 for tab in gBrowser.tabs
124 if browser = gBrowser.getBrowserForTab tab
125 vimBucket.forget browser.contentWindow
127 'TabClose': (event) ->
128 if gBrowser = utils.getEventTabBrowser event
129 if browser = gBrowser.getBrowserForTab event.originalTarget
130 vimBucket.forget browser.contentWindow
132 # Update the toolbar button icon to reflect the blacklisted state
133 'TabSelect': (event) ->
134 if vim = vimBucket.get event.originalTarget?.linkedBrowser?.contentDocument?.defaultView
135 if rootWindow = utils.getRootWindow vim.window
136 setWindowBlacklisted rootWindow, vim.blacklisted
138 # This listener works on individual tabs within Chrome Window
139 # User for: listening for location changes and disabling the extension
140 # on black listed urls
142 onLocationChange: (browser, webProgress, request, location) ->
143 blacklisted = utils.isBlacklisted location.spec, getPref 'black_list'
144 if vim = vimBucket.get(browser.contentWindow)
145 vim.enterNormalMode()
146 vim.blacklisted = blacklisted
147 if rootWindow = utils.getRootWindow vim.window
148 setWindowBlacklisted rootWindow, vim.blacklisted
150 addEventListeners = (window) ->
151 for name, listener of windowsListener
152 window.addEventListener name, listener, true
154 # Install onLocationChange listener
155 window.gBrowser.addTabsProgressListener tabsListener
157 removeEventListeners = ->
158 for name, listener of windowsListener
159 window.removeEventListener name, listener, true
162 removeEventListeners window
163 window.gBrowser.removeTabsProgressListener tabsListener
165 exports.addEventListeners = addEventListeners