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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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32
common/modules/completion.jsm
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@@ -633,25 +633,33 @@ var CompletionContext = Class("CompletionContext", {
return iter.map(util.range(start, end, step), function (i) items[i]);
},
getRow: function getRow(idx) this.cache.rows && this.cache.rows[idx],
getRows: function getRows(start, end, doc) {
let self = this;
let items = this.items;
let cache = this.cache.rows;
let step = start > end ? -1 : 1;
start = Math.max(0, start || 0);
end = Math.min(items.length, end != null ? end : items.length);
for (let i in util.range(start, end, step))
try {
yield [i, cache[i] = cache[i] || util.xmlToDom(self.createRow(items[i]), doc)];
}
catch (e) {
util.reportError(e);
yield [i, cache[i] = cache[i] || util.xmlToDom(
<div highlight="CompItem" style="white-space: nowrap">
<li highlight="CompResult">{items[i].text}&#xa0;</li>
<li highlight="CompDesc ErrorMsg">{e}&#xa0;</li>
</div>, doc)];
}
for (let i in util.range(start, end, step)) {
if (!cache[i])
try {
cache[i] = util.xmlToDom(self.createRow(items[i]), doc);
}
catch (e) {
util.reportError(e);
cache[i] = util.xmlToDom(
<div highlight="CompItem" style="white-space: nowrap">
<li highlight="CompResult">{items[i].text}&#xa0;</li>
<li highlight="CompDesc ErrorMsg">{e}&#xa0;</li>
</div>, doc);
}
yield [i, cache[i]];
}
},
/**