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old => expected

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git-svn-id: http://www.cozmixng.org/repos/piro/treestyletab/trunk@7187 599a83e7-65a4-db11-8015-0010dcdd6dc2
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piro 2010-09-13 10:20:43 +00:00
parent 6d4f956d6e
commit c81d5f00f7
1 changed files with 20 additions and 12 deletions
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32
modules/utils.js
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@ -793,30 +793,38 @@ var TreeStyleTabUtils = {
safeSetAttribute : function TSTUtils_safeSetAttribute(aElem, aAttr, aValue)
{
var old = {};
var expected = {};
Array.slice(aElem.attributes).forEach(function(aAttr) {
old[aAttr.name] = aAttr.value;
expected[aAttr.name] = aAttr.value;
});
if (aValue)
if (aValue) {
expected[aAttr] = aValue;
aElem.setAttribute(aAttr, aValue);
else
}
else {
expected[aAttr] = '';
aElem.removeAttribute(aAttr);
}
for (var i in old)
for (let i in expected)
{
if (old[i] != aElem.getAttribute(i)) {
if (expected[i] != aElem.getAttribute(i)) {
dump('TSTUtils_safeSetAttribute restores '+aElem+'.'+i+
', from '+aElem.getAttribute(i)+' to '+old[i]+'\n');
aElem.setAttribute(i, old[i]);
', from '+aElem.getAttribute(i)+' to '+expected[i]+'\n');
if (expected[i])
aElem.setAttribute(i, expected[i]);
else
aElem.removeAttribute(i);
}
}
// verification
for (var i in old)
for (let i in expected)
{
if (old[i] != aElem.getAttribute(i)) {
dump('TSTUtils_safeSetAttribute failed to restore '+aElem+'.'+i+
', from '+aElem.getAttribute(i)+' to '+old[i]+'\n');
if (expected[i] != aElem.getAttribute(i)) {
dump(' => failed to change '+aElem+'.'+i+
', from '+aElem.getAttribute(i)+' to '+expected[i]+'\n');
}
}
},