]> git.gir.st - VimFx.git/blob - extension/packages/prefs.coffee
Closes #2. Added the Help Dialog, changed the style of the hint markers. Fixed the...
[VimFx.git] / extension / packages / prefs.coffee
1 { classes: Cc, interfaces: Ci } = Components
2
3 PREF_BRANCH = "extension.VimFx.";
4
5 # Default values for the preference
6 # All used preferences should be mentioned here becuase
7 # preference type is derived from here
8 PREFS =
9 addon_id: 'VimFx@akhodakivskiy.github.com'
10 button_id: 'VimFx-toolbar-button'
11 hint_chars: 'asdfgercvhjkl;uinm'
12 disabled: false
13 scroll_step: 60
14 black_list: ''
15 version: 0.1
16
17 # Get Firefox preference value of type specified in `PREFS`
18 getFFPref = do ->
19 branch = Services.prefs.getBranch PREF_BRANCH
20
21 return (key) ->
22 value = PREFS[key]
23
24 # Return default value if the preference value hasn't been set yet
25 if branch.getPrefType(key) == branch.PREF_INVALID
26 return value;
27
28 switch typeof value
29 when 'boolean'
30 return branch.getBoolPref key
31 when 'number'
32 return branch.getIntPref key
33 else
34 return branch.getCharPref key
35
36 # Assign and save Firefox preference value
37 setFFPref = do ->
38 branch = Services.prefs.getBranch PREF_BRANCH
39
40 return (key, value) ->
41 switch typeof value
42 when 'boolean'
43 branch.setBoolPref(key, value)
44 when 'number'
45 branch.setIntPref(key, value)
46 else
47 branch.setCharPref(key, String(value));
48
49 # Set default values and update previously stored values for the preferences
50 do ->
51 branch = Services.prefs.getBranch PREF_BRANCH
52 for key in Object.keys(PREFS)
53 if branch.getPrefType(key) == branch.PREF_INVALID
54 setFFPref key, PREFS[key]
55 else
56 PREFS[key] = getFFPref key
57
58 # Monitor preference changes and update values in local cache - PREFS
59 installPrefObserver = ->
60 branch = Services.prefs.getBranch(PREF_BRANCH)
61
62 observer =
63 observe: (subject, topic, data) ->
64 if topic == 'nsPref:changed' and data in Object.keys(PREFS)
65 PREFS[data] = getFFPref data
66
67 branch.addObserver "", observer, false
68 unload -> branch.removeObserver "", observer
69
70 # Get preference value from local cache - PREFS
71 getPref = (key) -> return PREFS[key]
72
73 # Set preference value
74 setPref = (key, value) -> setFFPref key, value
75
76 exports.getPref = getPref
77 exports.setPref = setPref
78 exports.installPrefObserver = installPrefObserver
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