//显示选择科目的填空题
protected void ddlCourse_SelectedIndexChanged(object sender, EventArgs e)
{
FillBlankProblem fillblankproblem = new FillBlankProblem(); //创建填空题对象
DataSet ds = fillblankproblem.QueryFillBlankProblem(Int32.Parse(ddlCourse.SelectedValue));//根据考试科目查询填空题信息
GridView1.DataSource = ds.Tables[0].DefaultView; //为GridView控件指名数据源
GridView1.DataBind(); //绑定数据
}
//添加或修改事件
protected void imgBtnSave_Click(object sender, ImageClickEventArgs e)
{
if (Page.IsValid)
{
FillBlankProblem fillblankproblem = new FillBlankProblem(); //创建填空题对象
fillblankproblem.CourseID = int.Parse(ddlCourse.SelectedValue);//为填空题对象各属性赋值
fillblankproblem.FrontTitle=txtFrontTitle.Text;
fillblankproblem.BackTitle = txtBackTitle.Text;
fillblankproblem.Answer = txtAnswer.Text;
if (Request["ID"] != null) //如果是修改题目信息
{
fillblankproblem.ID = int.Parse(Request["ID"].ToString()); //取出试题主键
if (fillblankproblem.UpdateByProc(int.Parse(Request["ID"].ToString()), int.Parse(ddlCourse.SelectedValue)))//调用修改试题方法修改试题
{
lblMessage.Text = "成功修改该填空题！";
}
else
{
lblMessage.Text = "修改该填空题失败！";
}
}
else //如果是添加试题
{
if (fillblankproblem.InsertByProc(int.Parse(ddlCourse.SelectedValue))) //调用添加试题方法添加试题
{
lblMessage.Text = "成功添加该填空题！";
}
else
{
lblMessage.Text = "添加该填空题失败！";
}
}
}
}
//删除多条记录
protected void ImageButton1_Click(object sender, ImageClickEventArgs e)
{
FillBlankProblem fill = new FillBlankProblem();//创建FillBlankProblem对象
foreach (GridViewRow dr in GridView1.Rows)//对GridView中的每一行进行判断
{
if (((CheckBox)dr.FindControl("xuanze")).Checked)//如果选择了进行删除
{
int ID = int.Parse(((Label)dr.FindControl("Label1")).Text);
fill.ID = ID;
fill.DeleteByProc(ID);
}
}
Response.AddHeader("Refresh", "0");
}
//删除试题事件
protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
{
FillBlankProblem fillblankproblem = new FillBlankProblem(); //创建填空题对象
int ID = int.Parse(GridView1.DataKeys[e.RowIndex].Values[0].ToString()); //取出要删除记录的主键值
if (fillblankproblem.DeleteByProc(ID))
{
Response.Write("<script language=javascript>alert('成功删除试题！')</script>");
}
else
{
Response.Write("<script language=javascript>alert('该题已被收录入试卷，请勿删除！')</script>");
}
GridViewBind();//为GridView重新绑定数据
GridView1.EditIndex = -1;
}
protected void GridViewBind()
{
FillBlankProblem fillblankproblem = new FillBlankProblem(); //创建填空题对象
DataSet ds = fillblankproblem.QueryFillBlankProblem(Int32.Parse(ddlCourse.SelectedValue));//根据考试科目查询填空题信息
GridView1.DataSource = ds.Tables[0].DefaultView; //为GridView控件指名数据源
GridView1.DataBind(); //绑定数据
//胡媛媛修改，为gridview1中的复选框添加事件，2010-5-5
if (GridView1.Rows.Count > 0)
{
foreach (GridViewRow dr in GridView1.Rows)
{
((CheckBox)dr.FindControl("xuanze")).Attributes.Add("onclick", "SigchkChg()");
}
}
//胡媛媛修改，为gridview1中的复选框添加事件，2010-5-5
}
//初始化数据
protected void InitData()
{
int fillblankProblemID = int.Parse(Request["ID"].ToString()); //取出传递过来的试题编号
FillBlankProblem fillblankproblem = new FillBlankProblem(); //创建填空题对象
if (fillblankproblem.LoadData(fillblankProblemID)) //如果取出题目信息，分别放在相应控件显示
{
ddlCourse.SelectedValue = fillblankproblem.CourseID.ToString();
txtFrontTitle.Text = fillblankproblem.FrontTitle;
txtBackTitle.Text = fillblankproblem.BackTitle;
txtAnswer.Text = fillblankproblem.Answer;
}
else //查询出错，给出提示
{
lblMessage.Text = "加载数据出错！";
}
}