private void ButtonRefresh_Click(object sender, EventArgs e)
{
SqlCommand cmd = new SqlCommand("select * from Std");
DataGridView1.ReadOnly = true; //nạp lại dữ liệu trên dgv
DataGridViewImageColumn picCol = new DataGridViewImageColumn();
DataGridView1.RowTemplate.Height = 90;
DataGridView1.DataSource = student.getStudents(cmd);
picCol = (DataGridViewImageColumn)DataGridView1.Columns[7];
picCol.ImageLayout = DataGridViewImageCellLayout.Zoom;
DataGridView1.AllowUserToAddRows = false;
}
private void studentsListForm_Load(object sender, EventArgs e)
{
// TODO: This line of code loads data into the '_DESKTOP_RRRHOP4DataSet1.SinhVien' table. You can move, or remove it, as needed.
this.sinhVienTableAdapter.Fill(this._DESKTOP_RRRHOP4DataSet1.SinhVien);
SqlCommand cmd = new SqlCommand("select * from Std");
DataGridView1.ReadOnly = true;
//xử lí hình ảnh, code có tham khảo msdn
DataGridViewImageColumn picCol = new DataGridViewImageColumn();
DataGridView1.RowTemplate.Height = 90; //chỉnh pic đẹp
DataGridView1.DataSource = student.getStudents(cmd);
picCol = (DataGridViewImageColumn)DataGridView1.Columns[7];
picCol.ImageLayout = DataGridViewImageCellLayout.Zoom;
DataGridView1.AllowUserToAddRows = false;
}
private void Print_Load(object sender, EventArgs e)
{
// TODO: This line of code loads data into the '_DESKTOP_RRRHOP4DataSet3.Std' table. You can move, or remove it, as needed.
this.stdTableAdapter.Fill(this._DESKTOP_RRRHOP4DataSet3.Std);
DateTimePic3.CustomFormat = "yyyy-dd-MM";
DateTimePic3.Format = DateTimePickerFormat.Custom;
DateTimePick4.CustomFormat = "yyyy-dd-MM";
DateTimePick4.Format = DateTimePickerFormat.Custom;
// TODO: This line of code loads data into the '_DESKTOP_RRRHOP4DataSet1.SinhVien' table. You can move, or remove it, as needed.
SqlCommand cmd = new SqlCommand("select * from Std");
DataGridView2.ReadOnly = true;
//xử lí hình ảnh, code có tham khảo msdn
DataGridViewImageColumn picCol = new DataGridViewImageColumn();
DataGridView2.RowTemplate.Height = 90; //chỉnh pic đẹp
DataGridView2.Width = 4500;
DataGridView2.DataSource = student.getStudents(cmd);
picCol = (DataGridViewImageColumn)DataGridView2.Columns[7];
picCol.ImageLayout = DataGridViewImageCellLayout.Zoom;
DataGridView2.AllowUserToAddRows = false;
}
private void buttonFind_Click(object sender, EventArgs e)
{
#region Tìm kiếm theo ID của Thầy
/*
* if (IsNumber(txtSearch.Text) == true)
* {
* int id = int.Parse(txtSearch.Text);
* SqlCommand cmd = new SqlCommand("select id, fname, lname, bdate, gender, phone, address, picture from Std where id = " + id);
* DataTable table = student.getStudents(cmd);
* if (table.Rows.Count >= 0)
* {
* TextBoxID.Text = table.Rows[0]["id"].ToString();
* TextBoxFname.Text = table.Rows[0]["fname"].ToString();
* TextBoxLname.Text = table.Rows[0]["lname"].ToString();
* DateTimePicker1.Value = (DateTime)table.Rows[0]["bdate"];
* if (table.Rows[0]["gender"].ToString() == "Female")
* {
* RadioButtonFemale.Checked = true;
* }
* else RadioButtonMale.Checked = true;
* TextBoxPhone.Text = table.Rows[0]["phone"].ToString();
* TextBoxAddress.Text = table.Rows[0]["address"].ToString();
* byte[] pic = (byte[])table.Rows[0]["picture"];
* MemoryStream picture = new MemoryStream(pic);
* PictureBoxStudentImage.Image = Image.FromStream(picture);
* MessageBox.Show("Not found", "Find Student", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
* }
* else MessageBox.Show("Not found", "Find Student", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
*
* }
* else
* {
* studentsListForm up = new studentsListForm();
* up.ShowDialog();
*
* }
*/
#endregion
MY_DB mydb = new MY_DB();
if (IsNumber(TextBoxSearch.Text)) //tìm kiếm theo ID
{
int id = int.Parse(TextBoxSearch.Text);
SqlCommand command = new SqlCommand("SELECT id, fname, lname, bdate, gender, phone, address, picture from Std where id = " + id + "or phone = " + id, mydb.getConnection);
//SqlCommand comand = new SqlCommand(query + id, db.GetConnection);
DataTable table = new DataTable();
SqlDataAdapter adapter = new SqlDataAdapter(command);
adapter.Fill(table);
if (table.Rows.Count > 0)
{
TextBoxID.Text = table.Rows[0]["id"].ToString();
TextBoxFname.Text = table.Rows[0]["fname"].ToString();
TextBoxLname.Text = table.Rows[0]["lname"].ToString();
DateTimePicker1.Value = (DateTime)table.Rows[0]["bdate"];
if (table.Rows[0]["gender"].ToString() == "Female")
{
RadioButtonFemale.Checked = true;
}
else
{
RadioButtonMale.Checked = true;
}
TextBoxPhone.Text = table.Rows[0]["phone"].ToString();
TextBoxAddress.Text = table.Rows[0]["address"].ToString();
byte[] pic = (byte[])table.Rows[0]["picture"];
MemoryStream picture = new MemoryStream(pic);
PictureBoxStudentImage.Image = Image.FromStream(picture);
}
else
{
MessageBox.Show("Not found", "Find Student", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}
else //Tìm theo tên
{
SqlCommand command = new SqlCommand("SELECT * FROM Std WHERE fname = @name", mydb.getConnection);
command.Parameters.Add("@name", SqlDbType.VarChar).Value = TextBoxSearch.Text;
SqlDataAdapter da = new SqlDataAdapter(command);
DataTable dt = new DataTable();
da.Fill(dt);
if (dt.Rows.Count > 0)
{
AdvancedSearch find = new AdvancedSearch();
find.DataGridView1.DataSource = student.getStudents(command);
find.DataGridView1.ReadOnly = true;
DataGridViewImageColumn picCol = new DataGridViewImageColumn();
find.DataGridView1.RowTemplate.Height = 90;
picCol = (DataGridViewImageColumn)find.DataGridView1.Columns[7];
picCol.ImageLayout = DataGridViewImageCellLayout.Zoom;
find.DataGridView1.AllowUserToAddRows = false;
find.Show();
}
else
{
MessageBox.Show("Not found", "Find Student", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}
}
