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tweaking...

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Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
This commit is contained in:
Alex A. Naanou 2019-01-26 04:38:11 +03:00
parent 7b60f4d326
commit 8385f58747
1 changed files with 40 additions and 11 deletions
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47
ui (gen4)/lib/widget/browse2.js
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@ -188,30 +188,59 @@ var BaseBrowserPrototype = {
renderSubList: function(item, rendered, options){
return rendered },
// Render list item...
renderItem: function(item, options){
renderItem: function(item, i, options){
return item },
// Render state...
//
// .render()
// .render(options)
// .render(context)
// -> state
//
render: function(context, options){
//
// NOTE: currently options and context are distinguished only via
// the .options attribute... (XXX)
//
render: function(options){
var that = this
context = context || this
// XXX revise -- should options and context be distinguished only
// via the .options attr???
var context = (options == null || options.options == null) ?
{
root: this,
// NOTE: we are not combining this with .options as nested
// lists can have their own unique sets of options
// independently of the root list...
options: options || {},
}
: options
options = context.options
// render the items...
// XXX should we control render parameters (range, start, end, ...)
// from outside render and pass this info down to nested lists???
// ...if yes how??
// - options
// - arg threading
// - render context
var items = this.items
.map(function(item){
.map(function(item, i){
return item.render ?
that.renderSubList(item, item.render(context, options), options)
that.renderSubList(
item,
item.render(context),
options)
: item.value.render ?
that.renderSubList(item, item.value.render(context, options), options)
: that.renderItem(item) })
that.renderSubList(
item,
item.value.render(context),
options)
: that.renderItem(item, i, options) })
.flat()
// determine the render mode...
return context === this ?
return context.root === this ?
// root context -> render list and return this...
this.renderList(items, options)
// non-root context -> return items as-is...
@ -279,7 +308,7 @@ var BrowserPrototype = {
return rendered },
// Render list item...
// XXX save link to dom in item.dom (???)
renderItem: function(item, options){
renderItem: function(item, i, options){
return item },
// save the rendered state to .dom