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working on item access...

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Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
This commit is contained in:
Alex A. Naanou 2019-03-11 19:40:41 +03:00
parent 616d22a30f
commit b77bbb4e52
1 changed files with 46 additions and 20 deletions
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66
ui (gen4)/lib/widget/browse2.js
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@ -50,21 +50,23 @@ var widget = require('./widget')
// and the previous item created (.prevItem()), ... etc.
// ...this would enable us to uniquely identify the actual items
// and prevent allot of specific errors...
var collectItems = function(context, items){
var collectItems = function(make, items){
var made = items
.filter(function(e){
return e === context })
return e === make })
// constructed item list...
// ...remove each instance from .items
made = context.items.splice(
context.items.length - made.length,
made = make.items.splice(
make.items.length - made.length,
made.length)
// get the actual item values...
return items
.map(function(e){
return e === context ?
return e === make ?
made.shift()
: e }) }
// raw item -> make(..)
: (make(e)
&& make.items.pop()) }) }
@ -704,13 +706,33 @@ var BaseBrowserPrototype = {
// -> undefined
//
// XXX add path support...
// XXX add literal item support (???)
get: function(key){
key = key == null ? 0 : key
// index...
if(typeof(key) == typeof(123)){
// XXX need to account for nesting browsers and groups...
throw new Error('Not implemented.')
var i = 0
var items = this.items
// XXX also need to:
// - get header by index...
// - get N'th item of a nested browser...
while(i < items.length){
var item =
items[i].value instanceof Browser ?
items[i].value.get(key-i)
: items[i].sublist instanceof Browser ?
items[i].sublist.get(key-i)
: items[i].sublist instanceof Array ?
items[i].sublist[key-i]
: items[i]
if(i >= key){
return item
}
i++
}
// key...
// XXX account for paths...
@ -731,6 +753,7 @@ var BaseBrowserPrototype = {
var n = nested.shift().sublist
var res = n.get(key)
if(res !== undefined){
// return first match...
return res
}
}
@ -748,6 +771,16 @@ var BaseBrowserPrototype = {
find: function(){
},
next: function(){},
prev: function(){},
// XXX should there return an array or a .constructor(..) instance??
forEach: function(){},
map: function(){},
filter: function(){},
reduce: function(){},
// XXX do we need edit ability here?
// i.e. .set(..), .remove(..), .sort(..), ...
// ...if we are going to implement editing then we'll need to
@ -881,13 +914,6 @@ var BaseBrowserPrototype = {
close: makeEventMethod('close', function(evt, reason){}),
// XXX should there return an array or a .constructor(..) instance??
forEach: function(){},
map: function(){},
filter: function(){},
reduce: function(){},
// XXX should we update on on init....
__init__: function(func, options){
this.__list__ = func
@ -1184,15 +1210,15 @@ var BrowserPrototype = {
// special-case: item shorthands...
if(item.value in options.elementShorthand){
item = options.elementShorthand[item.value]
var template = options.elementShorthand[item.value]
// NOTE: this is a bit of a cheat, but it saves us from either
// parsing or restricting the format...
var elem = $(item.html)[0]
var elem = item.dom = $(template.html)[0]
elem.classList.add(
...(item['class'] instanceof Array ?
item['class']
: item['class'].split(/\s+/g)))
...(template['class'] instanceof Array ?
template['class']
: template['class'].split(/\s+/g)))
return elem
}