// Thêm tác giả
public bool Add(TacGia value)
{
try
{
_db.TacGia.Add(value);
_db.SaveChanges();
return true;
}
catch (Exception e)
{
Console.WriteLine(e.Message);
return false;
}
}
private void btnAdd_Click(object sender, RoutedEventArgs e)
{
if (!CheckNull()) return;
var record = new TacGia()
{
TenTacGia = txtTenTacGia.Text,
NoiCongTac = txtNoiCongTac.Text
};
if (db.Add(record))
{
MessageBox.Show("Thêm thành công");
btnResetS_Click(null, null);
tacGiaDataGrid.SelectedIndex = tacGiaDataGrid.Items.Count - 1;
tacGiaDataGrid.ScrollIntoView(record);
btnAdd.IsEnabled = false;
}
else MessageBox.Show("Thêm thất bại");
}
// Cập nhật tác giả
public bool Update(TacGia value)
{
try
{
TacGia record = _db.TacGia.SingleOrDefault(v => v.MaTacGia == value.MaTacGia);
record.TenTacGia = value.TenTacGia;
record.NoiCongTac = value.NoiCongTac;
_db.SaveChanges();
return true;
}
catch (Exception e)
{
Console.WriteLine(e.Message);
return false;
}
}
private bool WriteExcel(TacGia record)
{
try
{
COMExcel.Application exApp = new COMExcel.Application();
string workbookPath = System.IO.Path.Combine(System.IO.Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), @"Resource\BCTacGia.xlsx");
COMExcel.Workbook exBook = exApp.Workbooks.Open(workbookPath,
0, false, 5, "", "", false, Microsoft.Office.Interop.Excel.XlPlatform.xlWindows, "",
true, false, 0, true, false, false);
COMExcel.Worksheet exSheet = (COMExcel.Worksheet)exBook.Worksheets[1];
((Microsoft.Office.Interop.Excel._Worksheet)exSheet).Activate();
exSheet.Cells[3, 3] = record.MaTacGia.ToString();
exSheet.Cells[4, 3] = record.NoiCongTac;
exSheet.Cells[3, 5] = record.TenTacGia;
exSheet.Cells[4, 5] = record.DauSach.Count;
// Xuất danh sách
int i = 1;
foreach (DauSach item in record.DauSach)
{
exSheet.Cells[7 + i, 1] = i;
exSheet.Cells[7 + i, 2] = item.MaDauSach;
exSheet.Cells[7 + i, 3] = item.TenDauSach;
exSheet.Cells[7 + i, 4] = item.LoaiSach.TenLoai;
exSheet.Cells[7 + i, 5] = item.NXB.TenNXB;
exSheet.Cells[7 + i, 6] = item.TrangThaiDauSach.TenTrangThai;
i++;
}
//
i = i + 6;
COMExcel.Range r = (COMExcel.Range)exSheet.get_Range("A8", "F" + i);
r.Borders.LineStyle = Microsoft.Office.Interop.Excel.XlLineStyle.xlContinuous;
r.Borders.Color = System.Drawing.ColorTranslator.ToOle(System.Drawing.Color.Black);
// Lưu file
SaveFileDialog dialog = new SaveFileDialog { FileName = "BCTacGia.xls", Filter = "Excel files|*.xls", DefaultExt = "xls", Title = "Chọn nơi lưu tệp báo cáo" };
if (dialog.ShowDialog() == true)
{
exBook.SaveAs(dialog.FileName, COMExcel.XlFileFormat.xlWorkbookNormal,
null, null, false, false,
COMExcel.XlSaveAsAccessMode.xlExclusive,
false, false, false, false, false);
MessageBox.Show("Xuất báo cáo thành công");
}
//
exBook.Close(false, false, false);
exApp.Quit();
System.Runtime.InteropServices.Marshal.ReleaseComObject(exBook);
System.Runtime.InteropServices.Marshal.ReleaseComObject(exApp);
return true;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
return false;
}
}
