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36 lines
1.0 KiB
VimL
36 lines
1.0 KiB
VimL
"CLASS: Notifier
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"============================================================
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let s:Notifier = {}
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function! s:Notifier.AddListener(event, funcname)
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let listeners = s:Notifier.GetListenersForEvent(a:event)
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if listeners == []
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let listenersMap = s:Notifier.GetListenersMap()
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let listenersMap[a:event] = listeners
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endif
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call add(listeners, a:funcname)
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endfunction
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function! s:Notifier.NotifyListeners(event, path, params)
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let event = g:NERDTreeEvent.New(b:NERDTree, a:path, a:event, a:params)
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for listener in s:Notifier.GetListenersForEvent(a:event)
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call {listener}(event)
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endfor
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endfunction
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function! s:Notifier.GetListenersMap()
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if !exists("s:refreshListenersMap")
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let s:refreshListenersMap = {}
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endif
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return s:refreshListenersMap
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endfunction
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function! s:Notifier.GetListenersForEvent(name)
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let listenersMap = s:Notifier.GetListenersMap()
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return get(listenersMap, a:name, [])
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endfunction
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let g:NERDTreePathNotifier = deepcopy(s:Notifier)
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