protected void btnDelSelect_Click(object sender, EventArgs e)
{
int selectNum = 0;
for (int i = 0; i < dgNews.Items.Count; i++)
{
CheckBox chk = dgNews.Items[i].FindControl("chkSelect") as CheckBox;
if (chk.Checked)
{
selectNum++;
}
}
if (selectNum == 0)
{
MessageBox.Alert("请选择要删除的项！", Page);
}
else
{
for (int i = 0; i < dgNews.Items.Count; i++)
{
CheckBox chk = dgNews.Items[i].FindControl("chkSelect") as CheckBox;
if (chk.Checked)
{
int sId = Convert.ToInt32(dgNews.DataKeys[i]);
try
{
NewsBll.DeleteNews(sId);
}
catch (Exception)
{
MessageBox.Alert("删除失败！", Page);
break;
}
}
}
}
BindData();
}
protected void dgNews_ItemCommand(object source, DataGridCommandEventArgs e)
{
switch (e.CommandName.ToLower())
{
case "status":
int newsId = Convert.ToInt32(e.CommandArgument);
List <Model.News> list = NewsBll.GetNewsbyId(newsId);
if (list.Count > 0)
{
if (list[0].IsShow == 0)
{
try
{
NewsBll.UpdateStatus(newsId, 1);
BindData();
}
catch (Exception ex)
{
MessageBox.Alert("未知错误：" + ex, Page);
/*throw;*/
}
}
else
{
try
{
NewsBll.UpdateStatus(newsId, 0);
BindData();
}
catch (Exception ex)
{
MessageBox.Alert("未知错误：" + ex, Page);
/*throw;*/
}
}
}
break;
case "top":
int newsId1 = Convert.ToInt32(e.CommandArgument);
List <Model.News> list1 = NewsBll.GetNewsbyId(newsId1);
if (list1.Count > 0)
{
if (list1[0].IsTop == 0)
{
try
{
NewsBll.UpdateTop(newsId1, 1);
BindData();
}
catch (Exception ex)
{
MessageBox.Alert("未知错误：" + ex, Page);
/*throw;*/
}
}
else
{
try
{
NewsBll.UpdateTop(newsId1, 0);
BindData();
}
catch (Exception ex)
{
MessageBox.Alert("未知错误：" + ex, Page);
/*throw;*/
}
}
}
break;
case "index":
int newsId2 = Convert.ToInt32(e.CommandArgument);
List <Model.News> list2 = NewsBll.GetNewsbyId(newsId2);
if (list2.Count > 0)
{
if (list2[0].IndexShow == 0)
{
try
{
NewsBll.UpdateIndex(newsId2, 1);
BindData();
}
catch (Exception ex)
{
MessageBox.Alert("未知错误：" + ex, Page);
/*throw;*/
}
}
else
{
try
{
NewsBll.UpdateIndex(newsId2, 0);
BindData();
}
catch (Exception ex)
{
MessageBox.Alert("未知错误：" + ex, Page);
/*throw;*/
}
}
}
break;
case "del":
int id = Convert.ToInt32(e.CommandArgument);
try
{
NewsBll.DeleteNews(id);
MessageBox.Alert("删除成功！", Page);
BindData();
}
catch (Exception)
{
MessageBox.Alert("删除失败！", Page);
/*throw;*/
}
break;
default:
break;
}
}
