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some more tweaking and fixes...

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Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
This commit is contained in:
Alex A. Naanou 2019-04-25 18:05:17 +03:00
parent f61297a84f
commit e5556fb34b
1 changed files with 19 additions and 26 deletions
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45
ui (gen4)/lib/widget/browse2.js
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@ -516,7 +516,7 @@ var BaseBrowserPrototype = {
// doNested(true, ..)
// -> items
//
// NOTE: doNested(..) has no effect of options.reverseIteration is
// NOTE: doNested(..) has no effect of options.reverse is
// set to 'flat'...
// NOTE: only the first call to doNested(..) as any effect, all
// consecutive calls will return cached results of the first
@ -564,7 +564,11 @@ var BaseBrowserPrototype = {
// // NOTE: in 'flat' mode the client loses control over the
// // order of processing via doNested(..) as it will be
// // called before handleItem(..)
// reverseIteration: <bool> | 'flat' | 'tree',
// reverse: <bool> | 'flat' | 'tree',
//
// // The value to be used if .reverse is set to true...
// defaultReverse: 'tree' (default) | 'flat',
//
//
// // If true include inlined parent id in path...
// // XXX not implemented yet -- can we implement this???...
@ -573,6 +577,7 @@ var BaseBrowserPrototype = {
// }
//
//
// XXX can we add support for partial walks, i.e. start/end ranges???
// XXX revise protocol...
walk: function(func, options){
var that = this
@ -604,7 +609,10 @@ var BaseBrowserPrototype = {
var iterateNonIterable = options.iterateAll || options.iterateNonIterable
var iterateCollapsed = options.iterateAll || options.iterateCollapsed
var skipNested = !options.iterateAll && options.skipNested
var reverse = options.reverseIteration
var reverse = options.reverse
reverse = reverse === true ?
(options.defaultReverse || 'tree')
: reverse
var isWalkable = userIsWalkable ?
function(elem){
@ -707,7 +715,7 @@ var BaseBrowserPrototype = {
return (
// prepend nested elements on flat reverse...
(sublist && options.reverseIteration == 'flat' ?
(sublist && reverse == 'flat' ?
doNested(sublist)
: [])
// append the actual element...
@ -798,21 +806,10 @@ var BaseBrowserPrototype = {
//
// options format:
// {
// // Reverse iteration order...
// //
// // modes:
// // false | null - normal order (default)
// // true | 'flat' - full flat reverse
// // 'tree' - reverse order of levels but keep
// // topology order, i.e. containers
// // will precede contained elements.
// //
// // NOTE: in 'flat' mode the client loses control over the
// // order of processing via doNested(..) as it will be
// // called before handleItem(..)
// // NOTE: the semantics of this are slightly different to how
// // this option is handled by .walk(..)
// reverseIteration: <bool> | 'flat' | 'tree',
// // The value used if .reverse is set to true...
// //
// // NOTE: the default is different from .walk(..)
// defaultReverse: 'flat' (default) | 'tree',
//
// // For other supported options see docs for .walk(..)
// ...
@ -843,7 +840,6 @@ var BaseBrowserPrototype = {
// .map(func, path[, options])
// .map(func, i, path[, options])
// these set the "base" path and index passed to func...
// XXX can we avoid argument parsing here???
var args = [...arguments]
func = args[0] instanceof Function ?
args.shift()
@ -856,12 +852,10 @@ var BaseBrowserPrototype = {
args.shift()
: []
var options = args.pop() || {}
// normalize .reverseIteration default...
options = options.reverseIteration === true ?
options = !options.defaultReverse ?
Object.assign({},
options,
{ reverseIteration: 'flat' })
{ defaultReverse: 'flat' })
: options
return this.walk(
@ -951,7 +945,6 @@ var BaseBrowserPrototype = {
//
// XXX this is not too fast for indexing very long lists...
// XXX use cache for these -- currently these use .map(..)...
// XXX do we need to support negative indexes???
get: function(key, options){
key = key == null ? 0 : key
key = typeof(key) == typeof('str') ?
@ -1017,7 +1010,7 @@ var BaseBrowserPrototype = {
var i = 0
// reverse indexing...
options = Object.assign(
{reverseIteration: key < 0 && 'flat'},
{ reverse: key < 0 },
options || {})
key = key < 0 ?
-key - 1