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OverlaySelector: don't choke if there are no options

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This commit is contained in:
mfranz 2009-01-11 02:42:33 +00:00
parent c6614ce178
commit e96322b351
1 changed files with 14 additions and 11 deletions
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5
Nasal/gui.nas
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@ -352,7 +352,9 @@ var OverlaySelector = {
}, },
rescan: func { rescan: func {
me.data = []; me.data = [];
foreach (var file; directory(me.dir)) { var files = directory(me.dir);
if (size(files)) {
foreach (var file; files) {
if (substr(file, -4) != ".xml") if (substr(file, -4) != ".xml")
continue; continue;
var n = io.read_properties(me.dir ~ file); var n = io.read_properties(me.dir ~ file);
@ -364,6 +366,7 @@ var OverlaySelector = {
} }
me.data = sort(me.data, func(a, b) num(a[1]) == nil or num(b[1]) == nil me.data = sort(me.data, func(a, b) num(a[1]) == nil or num(b[1]) == nil
? cmp(a[1], b[1]) : a[1] - b[1]); ? cmp(a[1], b[1]) : a[1] - b[1]);
}
me.list.removeChildren("value"); me.list.removeChildren("value");
forindex (var i; me.data) forindex (var i; me.data)