//adds a copy available back to the book you are returning
private void btnReturn_Click(object sender, EventArgs e)
{
Book myBook = (Book)lstBooks.SelectedItem;
//adds a copy
myBook.copies++;
//saves book
BookFile.SaveBook(myBook, cwid, "edit");
//reloads list and displays new data
LoadList();
}
//removes a book from the main form all together
private void btnDelete_Click(object sender, EventArgs e)
{
Book myBook = (Book)lstBooks.SelectedItem;
//makes sure the user really wants to delete a book
DialogResult dialogResult = MessageBox.Show("Are you sure you want to delete?", "Delete", MessageBoxButtons.YesNo);
//if they chose to delete it, remove it from the list
if (dialogResult == DialogResult.Yes)
{
BookFile.DeleteBook(myBook, cwid);
LoadList();
}
}
//updating objects and saving it to a database
private void btnSave_Click(object sender, EventArgs e)
{
//updating object
myBook.title = txtTitleData.Text;
myBook.author = txtAuthorData.Text;
myBook.genre = txtGenreData.Text;
myBook.copies = int.Parse(txtCopiesData.Text);
myBook.isbn = txtIsbnData.Text;
myBook.cover = txtCoverData.Text;
myBook.length = int.Parse(txtLengthData.Text);
myBook.cwid = cwid;
//saving record to data base
BookFile.SaveBook(myBook, cwid, mode);
//message box letting them know the book has been saved
MessageBox.Show("Content was saved.", "Saved", MessageBoxButtons.OK, MessageBoxIcon.Information);
//close the edit form
this.Close();
}
//loads all book data
private void LoadList()
{
myBooks = BookFile.GetAllBooks(cwid);
lstBooks.DataSource = myBooks;
}