/// <summary>
/// 设置题目
/// </summary>
/// <param name="item">题目集合</param>
/// <param name="idx">题目索引</param>
/// <param name="ct">题目总数</param>
void SetQustion(question_list item, sbyte idx, sbyte ct)
{
q_title.Text = "";
q_title.Inlines.Add(string.Format("{0}、", (idx + 1)));
string lx = item.qtype == 1 ? "单选题" : (item.qtype == 2 ? "多选题" : "判断题");
q_title.Inlines.Add(new Run(string.Format("({0}) ", lx))
{
Foreground = new SolidColorBrush(color), FontWeight = FontWeights.Bold
});
item.qcontent = HttpUtility.HtmlDecode(item.qcontent).Replace("??", "\t")
.Replace("?(", "(").Replace(")?", ")").Replace("(?", "(").Replace("?)", ")"); // item.qcontent.Replace(" "," ").Replace("<br>","\r\n");
q_title.Inlines.Add(item.qcontent);
q_list.Children.Clear(); //清除原有集合
sbyte i = 0;
foreach (var qitem in item.qlist)
{
QuestionItem qq = new QuestionItem()
{
Margin = new Thickness(0, 20, 0, 0)
};
qq.Q_ID = item.id;
qq.Q_idx = qidx_arr[i];
qq.Q_title = qitem.anwser.Replace(" ", " ");
qq.Q_isCheack = qitem.anright;
qq.ckTime = qitem.ckTime;
qq.On_dlg_Cheacked += Qq_On_dlg_Cheacked;
q_list.Children.Add(qq);
i++;
}
if (idx == 0)
{
btn_up.Visibility = Visibility.Collapsed;
if (IsStartExam)
{
btn_dwom.Visibility = Visibility.Visible;
}
}
else if (idx > 0 && idx < (ct - 1))
{
btn_up.Visibility = Visibility.Visible;
btn_dwom.Visibility = Visibility.Visible;
}
else if (idx == (ct - 1))
{
btn_dwom.Visibility = Visibility.Collapsed;
btn_up.Visibility = Visibility.Visible;
}
else if (idx < (ct - 1))
{
btn_dwom.Visibility = Visibility.Visible;
btn_up.Visibility = Visibility.Collapsed;
}
}
/// <summary>
/// 计算得分
/// </summary>
/// <param name="item"></param>
bool GetScore(question_list item)
{
if (IsNewChoseList)
{
TempScorelist.Clear();
}
sbyte idx = 0;
var xx = q_list.Children;
foreach (QuestionItem qcItem in q_list.Children)
{
item.qlist[idx].anright = qcItem.Q_isCheack;
item.qlist[idx].ckTime = qcItem.ckTime;
if (IsNewChoseList)
{
TempScorelist.Add(new Qlist()
{
anwser = qcItem.Q_title, anright = qcItem.Q_isCheack, ckTime = qcItem.ckTime
});
}
else
{
if (idx < TempScorelist.Count)
{
TempScorelist[idx] = new Qlist()
{
anwser = qcItem.Q_title, anright = qcItem.Q_isCheack, ckTime = qcItem.ckTime
};
}
}
idx++;
}
//控制控件选中答案 单选题，判断题 必须单个选中
if (item.qtype == 1 || item.qtype == 3)
{
var list = TempScorelist.FindAll(s => s.anright == true);
list = list.OrderByDescending(s => s.ckTime).ToList();
for (int i = 1; i < list.Count; i++)
{
list[i].anright = false;
idx = 0;
foreach (QuestionItem qcItem in q_list.Children)
{
if (list[i].ckTime == qcItem.ckTime)
{
qcItem.Q_isCheack = false;
item.qlist[idx].anright = false;
break;
}
idx++;
}
}
}
idx = 0;
//计算得分 单选题和判断题
if (item.qtype == 1 || item.qtype == 3)
{
var qitem = item.qlist.Find(s => s.isright.ToLower() == "true");
var tqitem = TempScorelist.Find(s => s.anright == true);
if (tqitem == null)
{
item.score = 0;
}
else if (qitem.anwser == tqitem.anwser)//如果答对记1分
{
item.score = 1;
}
else
{
item.score = 0;
}
}
else//多选题
{
var qitem = item.qlist.FindAll(s => s.isright.ToLower() == "true");
var tqitem = TempScorelist.FindAll(s => s.anright == true);
if (tqitem == null)
{
item.score = 0;
}
else if (qitem.Count != tqitem.Count)
{
item.score = 0;
}
else if (qitem.Count == tqitem.Count)
{
idx = 0;
sbyte dx = 0;
foreach (var tt_item in qitem)
{
if (tt_item.anwser == tqitem[idx].anwser)//如果答对记1分
{
dx++;
}
idx++;
}
if (qitem.Count == dx)//多选必须每一道题答对才记一分
{
item.score = 1;
}
else
{
item.score = 0;
}
}
}
IsNewChoseList = false;//加载后不是新题了
if (TempScorelist.Find(s => s.anright == true) == null)
{
return(false);
}
return(true);
}
