private void menuBtnExport_Click(object sender, EventArgs e)
{
var saveDialog = new SaveFileDialog();
saveDialog.Filter = "Datový súbor(*.xml)|*.xml";
saveDialog.ShowDialog();
if (saveDialog.FileName != "")
{
UsersSnapshot.SaveSnapshotToFile(saveDialog.FileName);
}
}
private void RefreshBookTables()
{
List <pBook> books = null;
List <pBook> freeBooks = null;
List <pBook> myBooks = null;
UsersSnapshot.LoadFromSnapshot();
try
{
books = pBook.GetBooks(LibrarySnapshot, UsersSnapshot);
gvAllBooks.AutoGenerateColumns = true;
gvAllBooks.DataSource = books;
gvAllBooks.AutoSizeColumnsMode = DataGridViewAutoSizeColumnsMode.AllCells;
gvAllBooks.CellContentClick += AllBooksGridClick;
freeBooks = pBook.GetAvailableBooks(LibrarySnapshot, UsersSnapshot);
gvAvailBooks.AutoGenerateColumns = true;
gvAvailBooks.DataSource = freeBooks;
myBooks = pBook.GetBookByBorrow(CurrentUser, LibrarySnapshot, UsersSnapshot);
gvMyBooks.AutoGenerateColumns = true;
gvMyBooks.DataSource = myBooks;
}
catch (Exception e)
{
var result = MessageBox.Show("Databáza kníh je nedostupná. Prajete si vytvoriť novú?", "Chyba", MessageBoxButtons.YesNo);
if (result == DialogResult.Yes)
{
Book.InitLibrary();
}
else
{
Application.Exit();
}
}
}
private void menuBtnImport_Click(object sender, EventArgs e)
{
var openFileDialog = new OpenFileDialog();
openFileDialog.Filter = "Datový súbor(*.xml)|*.xml";
openFileDialog.ShowDialog();
if (openFileDialog.FileName != "")
{
try
{
UsersSnapshot.LoadXmlStreamSnapshot(openFileDialog.FileName); // load users from file to snapshot memory
UsersSnapshot.GetUsers();
}
catch
{
MessageBox.Show("Nebolo možné načítať súbor");
}
}
RefreshBookTables();
}