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notes...

Browse Source 
Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
This commit is contained in:
Alex A. Naanou 2019-05-26 18:55:24 +03:00
parent af686c3e56
commit 46f70b184d
1 changed files with 17 additions and 2 deletions
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19
ui (gen4)/lib/widget/browse2.js
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@ -316,6 +316,9 @@ var callItemEventHandlers = function(item, event, evt, ...args){
// NOTE: item events do not directly trigger the original caller's handlers // NOTE: item events do not directly trigger the original caller's handlers
// those will get celled recursively when the events are propagated // those will get celled recursively when the events are propagated
// up the tree. // up the tree.
//
// XXX add a filter...
// ...keep only applicable items...
var makeItemEventMethod = function(event, handler, default_item, options){ var makeItemEventMethod = function(event, handler, default_item, options){
options = default_item instanceof Function ? options = default_item instanceof Function ?
options options
@ -371,8 +374,17 @@ var makeItemEventMethod = function(event, handler, default_item, options){
base) } base) }
// Generate item event/state toggler...
//
//
//
// XXX should this be a toggler.Toggler??? // XXX should this be a toggler.Toggler???
// XXX the generated toggler in multi mode handles query arrays inconsistently...
// - [] is always returned...
// - .toggleSelect([1, 2, 10, 20]) -- toggles items on only, returns []
// - .toggleSelect([1, 2, 10, 20], 'next') -- toggles items on only, returns []
// - .toggleSelect([1, 2, 10, 20], 'on') -- works but returns []
// - .toggleSelect([1, 2, 10, 20], 'off') -- works but returns []
var makeItemEventToggler = function(get_state, set_state, unset_state, default_item, multi){ var makeItemEventToggler = function(get_state, set_state, unset_state, default_item, multi){
var _get_state = get_state instanceof Function ? var _get_state = get_state instanceof Function ?
get_state get_state
@ -447,7 +459,7 @@ var makeItemEventToggler = function(get_state, set_state, unset_state, default_i
this[0] this[0]
: this }) } } : this }) } }
// XXX this is incomplete... // XXX this is incomplete...
var makeItemEventToggler2 = function(get_state, set_state, unset_state, default_item){ var makeItemEventToggler2 = function(get_state, set_state, unset_state, default_item, multi){
var _get_state = get_state instanceof Function ? var _get_state = get_state instanceof Function ?
get_state get_state
: function(e){ return !!e[get_state] } : function(e){ return !!e[get_state] }
@ -457,6 +469,8 @@ var makeItemEventToggler2 = function(get_state, set_state, unset_state, default_
var _unset_state = unset_state instanceof Function ? var _unset_state = unset_state instanceof Function ?
unset_state unset_state
: function(e){ return !this[unset_state](e) } : function(e){ return !this[unset_state](e) }
multi = multi !== false
var getter = multi ? 'search' : 'get'
return toggler.Toggler( return toggler.Toggler(
default_item, default_item,
@ -2181,6 +2195,7 @@ var BaseBrowserPrototype = {
toggleSelect: makeItemEventToggler('selected', 'select', 'deselect', 'focused'), toggleSelect: makeItemEventToggler('selected', 'select', 'deselect', 'focused'),
toggleSelect2: makeItemEventToggler2('selected', 'select', 'deselect', 'focused'), toggleSelect2: makeItemEventToggler2('selected', 'select', 'deselect', 'focused'),
// XXX we need to filter collapsable items...
collapse: makeItemEventMethod('collapse', collapse: makeItemEventMethod('collapse',
function(evt, item){}, function(evt, item){},
function(){ return this.focused }), function(){ return this.focused }),