stonewareslord/treestyletab
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Get parent tab correctly

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This commit is contained in:
YUKI Hiroshi 2016-02-10 17:45:49 +09:00
parent 49a025a1da
commit 120dc6b522
1 changed files with 5 additions and 1 deletions
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6
modules/utils.js
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@ -437,6 +437,9 @@ var TreeStyleTabUtils = {
getTreeStructureFromTabs : function TSTUtils_getTreeStructureFromTabs(aTabs) getTreeStructureFromTabs : function TSTUtils_getTreeStructureFromTabs(aTabs)
{ {
if (!aTabs || !aTabs.length)
return [];
/* this returns... /* this returns...
[A] => -1 (parent is not in this tree) [A] => -1 (parent is not in this tree)
[B] => 0 (parent is 1st item in this tree) [B] => 0 (parent is 1st item in this tree)
@ -445,9 +448,10 @@ var TreeStyleTabUtils = {
[E] => -1 (parent is not in this tree, and this creates another tree) [E] => -1 (parent is not in this tree, and this creates another tree)
[F] => 0 (parent is 1st item in this another tree) [F] => 0 (parent is 1st item in this another tree)
*/ */
var browser = this.getTabBrowserFromChild(aTabs[0]);
return this.cleanUpTreeStructureArray( return this.cleanUpTreeStructureArray(
aTabs.map(function(aTab, aIndex) { aTabs.map(function(aTab, aIndex) {
let tab = this.getParentTab(aTab); let tab = browser.treeStyleTab.getParentTab(aTab);
let index = tab ? aTabs.indexOf(tab) : -1 ; let index = tab ? aTabs.indexOf(tab) : -1 ;
return index >= aIndex ? -1 : index ; return index >= aIndex ? -1 : index ;
}, this), }, this),