[Flex]itemEditEnd called multiple times
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今天被这个问题困扰了一个下午,简直苦不堪言~不多说了,总结一下:
PS:可以 弹出 event 对象的各种属性看看什么地方有异常的,尤其要输出event.reason看看,再加以分析。
1、弹出窗可能多次触发itemEditEnd,可以尝试用trace();
代码:
protected function obsGrid_itemEditEndHandler(event:DataGridEvent):void {
if(event.columnIndex == 7 && event.reason == DataGridEventReason.NEW_COLUMN) {
var noOfEggs:int = event.currentTarget.itemEditorInstance.text;
if(noOfEggs > 2000) {
Alert.show("That's a lot of eggs! Are you sure?");
}
}
}
所以,如果想要程序往下跑,可以这样(我是用了一下方法解决了问题的)
protected function obsGrid_itemEditEndHandler(event:DataGridEvent):void {
if(event.reason != DataGridEventReason.NEW_COLUMN) {
return ;
}
}
Flex 十分迷人,要学好不是难事~坚持就行了~
这里有比较详细的说法:
http://forums.adobe.com/message/2459209
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