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trigger fewer change events in filter

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rlx 2011-09-19 18:08:50 +00:00
parent ad51a360cd
commit 33f08f3a41
1 changed files with 27 additions and 4 deletions
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31
source/Ox.UI/js/Form/Ox.Filter.js
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@ -275,7 +275,9 @@ Ox.Filter = function(options, self) {
self.options.query.conditions[pos].conditions.splice(subpos, 0, condition);
}
renderConditions();
triggerChangeEvent();
if (!isUselessCondition(pos, subpos)) {
triggerChangeEvent();
}
}
function changeConditionKey(pos, subpos, key) {
@ -346,16 +348,37 @@ Ox.Filter = function(options, self) {
return type;
}
function removeCondition(pos, subpos) {
Ox.print('removeCondition', pos, subpos)
function isUselessCondition(pos, subpos) {
subpos = Ox.isUndefined(subpos) ? -1 : subpos;
var conditions = subpos == -1
? self.options.query.conditions[pos].conditions
|| [self.options.query.conditions[pos]]
: [self.options.query.conditions[pos].conditions[subpos]],
isUseless = false;
Ox.forEach(conditions, function(condition) {
isUseless = Ox.getObjectById(
self.options.findKeys, condition.key
).type == 'text'
&& condition.operator == (self.options.query.operator == '&' ? '' : '!')
&& condition.value == ''
return isUseless;
});
Ox.print('isUseless', isUseless);
return isUseless;
}
function removeCondition(pos, subpos) {
subpos = Ox.isUndefined(subpos) ? -1 : subpos;
var wasUselessCondition = isUselessCondition(pos, subpos);
if (subpos == -1 || self.options.query.conditions[pos].conditions.length == 1) {
self.options.query.conditions.splice(pos, 1);
} else {
self.options.query.conditions[pos].conditions.splice(subpos, 1);
}
renderConditions();
triggerChangeEvent();
if (!wasUselessCondition) {
triggerChangeEvent();
}
}
function renderButtons(pos, subpos) {