//this function is used for search public void loaddatacourse(string whereclause) { listView1.Columns.Clear(); listView1.Columns.Add("No", 50, HorizontalAlignment.Left); listView1.Columns.Add("id", 0, HorizontalAlignment.Left); listView1.Columns.Add("user_id", 0, HorizontalAlignment.Left); listView1.Columns.Add("name", 0, HorizontalAlignment.Left); DataTable dat = new coursemuid().selecttablecourse("*", whereclause); listView1.Items.Clear(); int counter = 1; foreach (DataRow row in dat.Rows) { ListViewItem lv = new ListViewItem(counter.ToString()); lv.SubItems.Add(row[0].ToString()); lv.SubItems.Add(row[1].ToString()); lv.SubItems.Add(row[2].ToString()); counter++; listView1.Items.Add(lv); } }
private void buttonSave_Click(object sender, EventArgs e) { coursemuid mymodel= new coursemuid(); if (myflag < 1) { if(mymodel.validate_int(textBoxid.Text)==true&&mymodel.validate_int(textBoxuser_id.Text)==true){ mymodel.insertcourse("id,user_id,name",Convert.ToInt32(textBoxid.Text)+","+Convert.ToInt32(textBoxuser_id.Text)+","+"'"+Convert.ToString(textBoxname.Text)+"'"); } else{ MessageBox.Show("Validation Failed!"); } } else { if(mymodel.validate_int(textBoxid.Text)==true&&mymodel.validate_int(textBoxuser_id.Text)==true){ mymodel.updatecourse("id,user_id,name",Convert.ToInt32(textBoxid.Text)+","+Convert.ToInt32(textBoxuser_id.Text)+","+"'"+Convert.ToString(textBoxname.Text)+"'","where id="+textBoxid.Text); } else{ MessageBox.Show("Validation Failed!"); } } }