//Precondition: return menu item click
//Postcondition: show return form and pass data to checkout form
private void returnToolStripMenuItem_Click(object sender, EventArgs e)
{
ReturnForm returnDialog = new ReturnForm(LibraryData.GetItemsList());
DialogResult result;
result = returnDialog.ShowDialog();
if (result == DialogResult.OK)
{
LibraryData.ReturnToShelf(returnDialog.items);
}
}
// Precondition: Item, Return menu item activated
// Postcondition: The Return dialog box is displayed. If data entered
// are OK, an item is returned to the library
private void returnToolStripMenuItem_Click(object sender, EventArgs e)
{
// Extra Credit - Only display items that are already checked out
List <LibraryItem> checkedOutList; // List of items checked out
List <int> checkedOutIndices; // List of index values of items checked out
List <LibraryItem> items; // List of library items
items = _lib.GetItemsList();
checkedOutList = new List <LibraryItem>();
checkedOutIndices = new List <int>();
for (int i = 0; i < items.Count(); ++i)
{
if (items[i].IsCheckedOut()) // Checked out
{
checkedOutList.Add(items[i]);
checkedOutIndices.Add(i);
}
}
if ((checkedOutList.Count() == 0)) // Must have checked out items
{
MessageBox.Show("Must have items to return!", "Return Error");
}
else
{
ReturnForm returnForm = new ReturnForm(checkedOutList); // The return dialog box form
DialogResult result = returnForm.ShowDialog(); // Show form as dialog and store result
if (result == DialogResult.OK) // Only add if OK
{
try
{
int itemIndex; // Index of item from full list of items
itemIndex = checkedOutIndices[returnForm.ItemIndex]; // Look up index from full list
decimal lateFee = _lib.ReturnToShelf(_lib.GetItemsList()[itemIndex].CallNumber); //Changed to
//correspond with the new ReturnToShelf parameters; also assigns the return value to a decimal so
//that it can be displayed in a MessageBox
MessageBox.Show($"Late Fee: {lateFee:C}");
}
catch (ArgumentOutOfRangeException) // This should never happen
{
MessageBox.Show("Problem with Return Index!", "Return Error");
}
}
returnForm.Dispose(); // Good .NET practice - will get garbage collected anyway
}
}
// Precondition: None
// Postcondition: Returns items using return form
private void returnToolStripMenuItem_Click(object sender, EventArgs e)
{
ReturnForm retrnForm = new ReturnForm(_lib.GetItemsList());
DialogResult result;
result = retrnForm.ShowDialog();
if (result == DialogResult.OK) // Checks out item based on validated user selection
{
_lib.ReturnToShelf(retrnForm.ItemsValue);
MessageBox.Show("You have returned this library item!");
}
}
// Precondition: None
// Postcondition: Return's the items that the user selects to return from the subform Returnform.
private void returnToolStripMenuItem_Click(object sender, EventArgs e)
{
//sends the items list to the return subform
ReturnForm returnForm = new ReturnForm(newLibrary._items);
DialogResult result; //holds the dialog result
int item; //holds the item index
result = returnForm.ShowDialog();
if (result == DialogResult.OK)// Only update if user chose OK from dialog box
{
item = returnForm.Item;
newLibrary.ReturnToShelf(item);
}
}
//Precondition: Item -> return item is activated
//Postcondition: Item is returned
private void returnToolStripMenuItem_Click(object sender, EventArgs e)
{
List <LibraryItem> items; //List of library items
List <LibraryPatron> patrons; //List of library patrons
items = library.GetItemsList();
patrons = library.GetPatronsList();
ReturnForm returnForm = new ReturnForm(items); //Check out dialog box form
DialogResult result = returnForm.ShowDialog(); //Show form as dialog & store the result
if (result == DialogResult.OK)
{
library.ReturnToShelf(returnForm.ItemIndex);
}
}
private void returnToolStripMenuItem_Click(object sender, EventArgs e)
{ //precondition: none
//postcondition:returns book
ReturnForm returnBox = new ReturnForm(item._items, item._patrons //instance of return form
);
//instance of checkout form
DialogResult result;
result = returnBox.ShowDialog();
if (returnBox.bookcomboBox.SelectedIndex >= 0)
{
item._items[returnBox.bookcomboBox.SelectedIndex].
ReturnToShelf();
mainTxt.Clear();
}
}
// Precondition: None
// Postcondition: Opens a Dialog box that will return an item to the library
private void returnToolStripMenuItem_Click(object sender, EventArgs e)
{
ReturnForm Return = new ReturnForm(); // Variable that interacts with the return form
foreach (var item in _lib.GetItemsList())
{
Return.returnComboBox.Items.Add($"{item.Title},{item.CallNumber}");
}
int itemindex; //value that was selected from the form
result = Return.ShowDialog();
if (result == DialogResult.OK)
{
itemindex = Return.returnComboBox.SelectedIndex;
_lib.ReturnToShelf(itemindex);
}
}
// Precondition: Item, Return menu item activated
// Postcondition: The Return dialog box is displayed. If data entered
// are OK, an item is returned to the library
private void returnToolStripMenuItem_Click(object sender, EventArgs e)
{
List <LibraryItem> items; // List of library items
items = _lib.GetItemsList();
if ((_lib.GetCheckedOutCount() == 0)) // Must have items to return
{
MessageBox.Show("Must have items to return!", "Return Error");
}
else
{
ReturnForm returnForm = new ReturnForm(items); // The return dialog box form
DialogResult result = returnForm.ShowDialog(); // Show form as dialog and store result
if (result == DialogResult.OK) // Only add if OK
{
_lib.ReturnToShelf(returnForm.ItemIndex);
}
returnForm.Dispose(); // Good .NET practice - will get garbage collected anyway
}
}
// Precondition: Item, Return menu item activated
// Postcondition: The Return dialog box is displayed. If data entered
// are OK, an item is returned to the library
private void returnToolStripMenuItem_Click(object sender, EventArgs e)
{
// Extra Credit - Only display items that are already checked out
List<LibraryItem> checkedOutList; // List of items checked out
List<int> checkedOutIndices; // List of index values of items checked out
List<LibraryItem> items; // List of library items
List<LibraryPatron> patrons; // List of patrons
items = lib.GetItemsList();
patrons = lib.GetPatronsList();
checkedOutList = new List<LibraryItem>();
checkedOutIndices = new List<int>();
for (int i = 0; i < items.Count(); ++i)
if (items[i].IsCheckedOut()) // Checked out
{
checkedOutList.Add(items[i]);
checkedOutIndices.Add(i);
}
if ((checkedOutList.Count() == 0)) // Must have checked out items
MessageBox.Show("Must have checked out items to return!", "Return Error");
else
{
ReturnForm returnForm = new ReturnForm(checkedOutList); // The return dialog box form
DialogResult result = returnForm.ShowDialog(); // Show form as dialog and store result
if (result == DialogResult.OK) // Only add if OK
{
try
{
int itemIndex; // Index of item from full list of items
itemIndex = checkedOutIndices[returnForm.ItemIndex]; // Look up index from full list
lib.ReturnToShelf(itemIndex);
}
catch (ArgumentOutOfRangeException) // This should never happen
{
MessageBox.Show("Problem with Return Index!", "Return Error");
}
}
returnForm.Dispose(); // Good .NET practice - will get garbage collected anyway
}
}
// Precondition: Edit, Book menu item activated
// Postcondition: The book selected from the library has been edited
// with the new information replacing the existing object's
// properties
private void bookToolStripMenuItem1_Click(object sender, EventArgs e)
{
List <LibraryItem> bookItems; // List of items that are books
List <LibraryItem> items; // List of library items
items = _lib.GetItemsList();
bookItems = new List <LibraryItem>();
for (int i = 0; i < items.Count(); ++i)
{
if (items[i] is LibraryBook) // Book?
{
bookItems.Add(items[i]);
}
}
if ((bookItems.Count() == 0)) // Must have books to edit
{
MessageBox.Show("Must have books to edit!", "Edit Error");
}
else
{
ReturnForm siForm = new ReturnForm(bookItems); // The select item dialog box form
// Just reused ReturnForm, they are identical
siForm.Text = "Edit Book"; // Change return form's title to match new purpose
DialogResult result = siForm.ShowDialog(); // Show form as dialog and store result
if (result == DialogResult.OK) // Only edit if OK
{
int selectedIndex; // Index of selected item
selectedIndex = siForm.ItemIndex;
if (selectedIndex >= 0) // -1 if didn't select item from combo box (should never happen!)
{
LibraryBook editBook = bookItems[selectedIndex] as LibraryBook; // Book being edited
//LibraryBook editBook = (LibraryBook)bookItems[selectedIndex]; // Book being edited
// Need downcast to get to Author
BookForm bookForm = new BookForm(); // The book dialog box form
// Populate form fields from selected book
bookForm.ItemTitle = editBook.Title;
bookForm.ItemPublisher = editBook.Publisher;
bookForm.ItemCallNumber = editBook.CallNumber;
bookForm.ItemCopyrightYear = editBook.CopyrightYear.ToString("D4"); // ToString since property is String on form
bookForm.ItemLoanPeriod = editBook.LoanPeriod.ToString(); // ToString since property is String on form
bookForm.BookAuthor = editBook.Author;
DialogResult editResult = bookForm.ShowDialog(); // Show form as dialog and store result
if (editResult == DialogResult.OK) // Only update book if OK
{
// Edit book properties using form fields
try
{
//Edits the item dictionary so that it isn't corrupted due to the keys changing
//_lib.ChangeItemKey(bookItems[selectedIndex].CallNumber, editBook.CallNumber, editBook);
editBook.Title = bookForm.ItemTitle;
editBook.Publisher = bookForm.ItemPublisher;
//editBook.CallNumber = bookForm.ItemCallNumber; //(Edited out to prevent corruption of
//dictionary
editBook.Author = bookForm.BookAuthor;
editBook.CopyrightYear = int.Parse(bookForm.ItemCopyrightYear);
editBook.LoanPeriod = int.Parse(bookForm.ItemLoanPeriod);
}
catch (FormatException) // This should never happen if form validation works!
{
MessageBox.Show("Problem with Book Validation!", "Validation Error");
}
}
bookForm.Dispose(); // Good .NET practice - will get garbage collected anyway
}
}
siForm.Dispose(); // Good .NET practice - will get garbage collected anyway
}
}
// Precondition: Item, Return menu item activated
// Postcondition: The Return dialog box is displayed. If data entered
// are OK, an item is returned to the library
private void returnToolStripMenuItem_Click(object sender, EventArgs e)
{
List<LibraryItem> items; // List of library items
List<LibraryPatron> patrons; // List of patrons
items = lib.GetItemsList();
patrons = lib.GetPatronsList();
if ((items.Count() == 0) || (patrons.Count() == 0)) // Must have items and patrons
MessageBox.Show("Must have items and patrons to return!", "Return Error");
else
{
ReturnForm returnForm = new ReturnForm(items); // The return dialog box form
DialogResult result = returnForm.ShowDialog(); // Show form as dialog and store result
if (result == DialogResult.OK) // Only add if OK
{
lib.ReturnToShelf(returnForm.ItemIndex);
}
returnForm.Dispose(); // Good .NET practice - will get garbage collected anyway
}
}
