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fixed menu browseMode caching...

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Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
This commit is contained in:
Alex A. Naanou 2018-03-26 13:28:25 +03:00
parent fb0fed655d
commit e64d002ad8
1 changed files with 21 additions and 5 deletions
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26
ui (gen4)/features/ui-widgets.js
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@ -1614,10 +1614,6 @@ var BrowseActionsActions = actions.Actions({
return cur
}],
// XXX do not draw empty dirs (i.e. where all actions are hidden)...
// Example:
// /Store/
// /Jobs/
// XXX can we do a deep search on '/' -- find any nested action???
// ...or rather a search from this level and down...
// XXX can this also do a flat mode???
@ -1735,16 +1731,31 @@ var BrowseActionsActions = actions.Actions({
return (keys[action] || []).join(' / ') }
// Get action browse mode (disabled or hidden)...
//
// NOTE: this will cache and reuse action's browseMode, this
// will make things faster when lots of actions use the
// same mode test (alias)...
var mode_cache = {}
var getMode = function(action){
var m = action
var visited = [m]
var last
// check cache...
if(m in (mode_cache || {})){
return mode_cache[m]
}
// handle aliases...
do {
last = m
m = actions.getActionAttr(m, 'browseMode')
// check cache...
if(m in (mode_cache || {})){
return mode_cache[m]
}
// check for loops...
if(m && visited[m] != null){
m = null
@ -1755,11 +1766,16 @@ var BrowseActionsActions = actions.Actions({
//return m ? m.call(actions) : undefined
return m ?
// no cache...
(mode_cache == null ?
m.call(actions)
// cache hit...
: last in mode_cache ?
mode_cache[last]
: (mode_cache[last] = m.call(actions)))
// call check and populate cache...
: (mode_cache[action] =
mode_cache[last] =
m.call(actions)))
: undefined
}