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New prototype ItemList implementation. Faster completion scrolling.

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This commit is contained in:
Kris Maglione
2011-10-02 16:00:50 -04:00
parent c500936b2e
commit 7a0b0873ce
10 changed files with 423 additions and 73 deletions
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18
common/modules/dom.jsm
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@@ -36,10 +36,13 @@ function BooleanAttribute(attr) ({
* change in the near future.
*/
var DOM = Class("DOM", {
init: function init(val, context) {
init: function init(val, context, nodes) {
let self;
let length = 0;
if (nodes)
this.nodes = nodes;
if (context instanceof Ci.nsIDOMDocument)
this.document = context;
@@ -48,7 +51,7 @@ var DOM = Class("DOM", {
if (val == null)
;
else if (typeof val == "xml")
else if (typeof val == "xml" && context instanceof Ci.nsIDOMDocument)
this[length++] = DOM.fromXML(val, context, this.nodes);
else if (val instanceof Ci.nsIDOMNode || val instanceof Ci.nsIDOMWindow)
this[length++] = val;
@@ -58,6 +61,8 @@ var DOM = Class("DOM", {
else if ("__iterator__" in val || isinstance(val, ["Iterator", "Generator"]))
for (let elem in val)
this[length++] = elem;
else
this[length++] = val;
this.length = length;
return self || this;
@@ -130,19 +135,22 @@ var DOM = Class("DOM", {
}, self || this);
let dom = this;
function munge(val) {
function munge(val, container, idx) {
if (val instanceof Ci.nsIDOMRange)
return val.extractContents();
if (val instanceof Ci.nsIDOMNode)
return val;
if (typeof val == "xml")
if (typeof val == "xml") {
val = dom.constructor(val, dom.document);
if (container)
container[idx] = val[0];
}
if (isObject(val) && "length" in val) {
let frag = dom.document.createDocumentFragment();
for (let i = 0; i < val.length; i++)
frag.appendChild(munge(val[i]));
frag.appendChild(munge(val[i], val, i));
return frag;
}
return val;