防止删除已过账记录,删除按钮灰化
prodJournalTable_ds.allowDelete(!prodJournalTable.Posted);

从逻辑层面控制
public boolean validateDelete(){
boolean ret;
ret = super();
ret = journalFormTable.datasourceValidateDeletePost(ret);
// Added by Danze 2020/3/24
if(prodJournalTable.Posted){
error("Posted records cannot be deleted!");
return false;
}
// Added by Danze 2020/3/24 end return ret;}


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