//价格区间显示
private void gridView3_CustomColumnDisplayText(object sender, DevExpress.XtraGrid.Views.Base.CustomColumnDisplayTextEventArgs e)
{
if (e.ListSourceRowIndex < 0)
{
return;
}
IList <PriceRange> details = this.bindingSourcePriceRang.DataSource as IList <PriceRange>;
if (details == null || details.Count < 1)
{
return;
}
PriceRange prcur = details[e.ListSourceRowIndex] as PriceRange;
if (prcur != null)
{
switch (e.Column.Name)
{
case "gridColumn7":
case "gridColumn11":
e.DisplayText = prcur.endRange == 999999999999 ? "Infinity" : prcur.endRange.ToString();
break;
}
}
}
//增加删除价格区间
private void gridView3_KeyDown(object sender, KeyEventArgs e)
{
if (this.action != "view")
{
switch (e.KeyData)
{
case Keys.Enter:
PriceRange pr1 = this._priceRangeList.Last();
if (pr1.endRange != 999999999999)
{
this._priceRangeList.Add(new PriceRange {
startRange = pr1.endRange + 1, endRange = 999999999999, RangePrice = 0
});
}
break;
case Keys.Delete:
PriceRange pr2 = this.bindingSourcePriceRang.Current as PriceRange;
if (pr2.endRange != 999999999999)
{
this._priceRangeList.Remove(pr2);
if (this._priceRangeList.Count == 0)
{
this._priceRangeList.Add(new PriceRange {
startRange = 1, endRange = 999999999999, RangePrice = 0
});
}
}
break;
}
}
this.gridControl3.RefreshDataSource();
}
//解析价格区间
//DEMO: 0/0/0,0/0/0,0/0/0,0/0/0,0/0/0,0/0/0,0/999999999999/0
//Means: {起始数量/终止数量/价格}
private void AnalyzePriceRange(string priceR)
{
this._priceRangeList.Clear();
if (string.IsNullOrEmpty(priceR))
{
priceR = "1/999999999999/0/0";
}
string[] inPriceR;
if (priceR.Contains(","))
{
inPriceR = priceR.Split(',');
}
else
{
inPriceR = new string[] { priceR }
};
PriceRange pr = null;
foreach (string s in inPriceR)
{
string[] prs = s.Split('/');
pr = new PriceRange();
pr.startRange = Convert.ToDouble(prs[0]);
pr.endRange = Convert.ToDouble(prs[1]);
pr.RangePrice = Convert.ToDouble(prs[2]);
pr.GiveQuantity = Convert.ToDouble(prs[3]);
this._priceRangeList.Add(pr);
}
}
//检验价格区间是否正确
private void VerificationPriceRange()
{
IList <PriceRange> priceRList = this.bindingSourcePriceRang.DataSource as IList <PriceRange>;
if (priceRList != null && priceRList.Count > 0)
{
try
{
if (priceRList.Last().endRange != 999999999999)
{
throw new Exception();
}
double ComSR, ComER, ComPrice, InSr, InEr, InPrice;
bool isContinue = true;
PriceRange prFirst = priceRList.First();
ComSR = prFirst.startRange; ComER = prFirst.endRange; ComPrice = prFirst.RangePrice;
foreach (PriceRange pr in priceRList)
{
InSr = pr.startRange; InEr = pr.endRange; InPrice = pr.RangePrice;
if (priceRList.IndexOf(pr) == 0)
{
if (InSr != 1 || InPrice <= 0 || InSr > InEr)
{
throw new Exception();
}
}
else
{
if (InSr != ComER + 1 || InPrice <= 0 || InSr > InEr)
{
throw new Exception();
}
}
ComSR = pr.startRange; ComER = pr.endRange; InPrice = pr.RangePrice;
}
}
catch
{
throw new Helper.InvalidValueException("PriceRange.Error");
return;
}
}
}
