/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Maticsoft.Model.ArticleManagement model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into ArticleManagement(");
strSql.Append("Title,Keyword,Content,Image,Uploadtime)");
strSql.Append(" values (");
strSql.Append("@Title,@Keyword,@Content,@Image,@Uploadtime)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@Title", SqlDbType.NVarChar, 20),
new SqlParameter("@Keyword", SqlDbType.NVarChar, 50),
new SqlParameter("@Content", SqlDbType.Text),
new SqlParameter("@Image", SqlDbType.NVarChar, 200),
new SqlParameter("@Uploadtime", SqlDbType.DateTime)
};
parameters[0].Value = model.Title;
parameters[1].Value = model.Keyword;
parameters[2].Value = model.Content;
parameters[3].Value = model.Image;
parameters[4].Value = model.Uploadtime;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Maticsoft.Model.ArticleManagement DataRowToModel(DataRow row)
{
Maticsoft.Model.ArticleManagement model = new Maticsoft.Model.ArticleManagement();
if (row != null)
{
if (row["Id"] != null && row["Id"].ToString() != "")
{
model.Id = int.Parse(row["Id"].ToString());
}
if (row["Title"] != null)
{
model.Title = row["Title"].ToString();
}
if (row["Keyword"] != null)
{
model.Keyword = row["Keyword"].ToString();
}
if (row["Content"] != null)
{
model.Content = row["Content"].ToString();
}
if (row["Image"] != null)
{
model.Image = row["Image"].ToString();
}
if (row["Uploadtime"] != null && row["Uploadtime"].ToString() != "")
{
model.Uploadtime = DateTime.Parse(row["Uploadtime"].ToString());
}
}
return(model);
}
private void ShowInfo(int Id)
{
Maticsoft.BLL.ArticleManagement bll = new Maticsoft.BLL.ArticleManagement();
Maticsoft.Model.ArticleManagement model = bll.GetModel(Id);
this.lblId.Text = model.Id.ToString();
this.lblTitle.Text = model.Title;
this.lblKeyword.Text = model.Keyword;
this.lblContent.Text = model.Content;
this.lblImage.Text = model.Image;
this.lblUploadtime.Text = model.Uploadtime.ToString();
}
public void btnSave_Click(object sender, EventArgs e)
{
string strErr = "";
if (this.txtTitle.Text.Trim().Length == 0)
{
strErr += "Title不能为空！\\n";
}
if (this.txtKeyword.Text.Trim().Length == 0)
{
strErr += "Keyword不能为空！\\n";
}
if (this.txtContent.Text.Trim().Length == 0)
{
strErr += "Content不能为空！\\n";
}
if (this.txtImage.Text.Trim().Length == 0)
{
strErr += "Image不能为空！\\n";
}
if (!PageValidate.IsDateTime(txtUploadtime.Text))
{
strErr += "Uploadtime格式错误！\\n";
}
if (strErr != "")
{
MessageBox.Show(this, strErr);
return;
}
int Id = int.Parse(this.lblId.Text);
string Title = this.txtTitle.Text;
string Keyword = this.txtKeyword.Text;
string Content = this.txtContent.Text;
string Image = this.txtImage.Text;
DateTime Uploadtime = DateTime.Parse(this.txtUploadtime.Text);
Maticsoft.Model.ArticleManagement model = new Maticsoft.Model.ArticleManagement();
model.Id = Id;
model.Title = Title;
model.Keyword = Keyword;
model.Content = Content;
model.Image = Image;
model.Uploadtime = Uploadtime;
Maticsoft.BLL.ArticleManagement bll = new Maticsoft.BLL.ArticleManagement();
bll.Update(model);
Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功！", "list.aspx");
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Maticsoft.Model.ArticleManagement model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update ArticleManagement set ");
strSql.Append("Title=@Title,");
strSql.Append("Keyword=@Keyword,");
strSql.Append("Content=@Content,");
strSql.Append("Image=@Image,");
strSql.Append("Uploadtime=@Uploadtime");
strSql.Append(" where Id=@Id");
SqlParameter[] parameters =
{
new SqlParameter("@Title", SqlDbType.NVarChar, 20),
new SqlParameter("@Keyword", SqlDbType.NVarChar, 50),
new SqlParameter("@Content", SqlDbType.Text),
new SqlParameter("@Image", SqlDbType.NVarChar, 200),
new SqlParameter("@Uploadtime", SqlDbType.DateTime),
new SqlParameter("@Id", SqlDbType.Int, 4)
};
parameters[0].Value = model.Title;
parameters[1].Value = model.Keyword;
parameters[2].Value = model.Content;
parameters[3].Value = model.Image;
parameters[4].Value = model.Uploadtime;
parameters[5].Value = model.Id;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Maticsoft.Model.ArticleManagement GetModel(int Id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 Id,Title,Keyword,Content,Image,Uploadtime from ArticleManagement ");
strSql.Append(" where Id=@Id");
SqlParameter[] parameters =
{
new SqlParameter("@Id", SqlDbType.Int, 4)
};
parameters[0].Value = Id;
Maticsoft.Model.ArticleManagement model = new Maticsoft.Model.ArticleManagement();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}